|  | #!/bin/sh | 
|  | # Tcl ignores the next line -*- tcl -*- \ | 
|  | exec wish "$0" -- "$@" | 
|  |  | 
|  | # Copyright © 2005-2011 Paul Mackerras.  All rights reserved. | 
|  | # This program is free software; it may be used, copied, modified | 
|  | # and distributed under the terms of the GNU General Public Licence, | 
|  | # either version 2, or (at your option) any later version. | 
|  |  | 
|  | package require Tk | 
|  |  | 
|  | proc hasworktree {} { | 
|  | return [expr {[exec git rev-parse --is-bare-repository] == "false" && | 
|  | [exec git rev-parse --is-inside-git-dir] == "false"}] | 
|  | } | 
|  |  | 
|  | proc reponame {} { | 
|  | global gitdir | 
|  | set n [file normalize $gitdir] | 
|  | if {[string match "*/.git" $n]} { | 
|  | set n [string range $n 0 end-5] | 
|  | } | 
|  | return [file tail $n] | 
|  | } | 
|  |  | 
|  | proc gitworktree {} { | 
|  | variable _gitworktree | 
|  | if {[info exists _gitworktree]} { | 
|  | return $_gitworktree | 
|  | } | 
|  | # v1.7.0 introduced --show-toplevel to return the canonical work-tree | 
|  | if {[catch {set _gitworktree [exec git rev-parse --show-toplevel]}]} { | 
|  | # try to set work tree from environment, core.worktree or use | 
|  | # cdup to obtain a relative path to the top of the worktree. If | 
|  | # run from the top, the ./ prefix ensures normalize expands pwd. | 
|  | if {[catch { set _gitworktree $env(GIT_WORK_TREE) }]} { | 
|  | catch {set _gitworktree [exec git config --get core.worktree]} | 
|  | if {$_gitworktree eq ""} { | 
|  | set _gitworktree [file normalize ./[exec git rev-parse --show-cdup]] | 
|  | } | 
|  | } | 
|  | } | 
|  | return $_gitworktree | 
|  | } | 
|  |  | 
|  | # A simple scheduler for compute-intensive stuff. | 
|  | # The aim is to make sure that event handlers for GUI actions can | 
|  | # run at least every 50-100 ms.  Unfortunately fileevent handlers are | 
|  | # run before X event handlers, so reading from a fast source can | 
|  | # make the GUI completely unresponsive. | 
|  | proc run args { | 
|  | global isonrunq runq currunq | 
|  |  | 
|  | set script $args | 
|  | if {[info exists isonrunq($script)]} return | 
|  | if {$runq eq {} && ![info exists currunq]} { | 
|  | after idle dorunq | 
|  | } | 
|  | lappend runq [list {} $script] | 
|  | set isonrunq($script) 1 | 
|  | } | 
|  |  | 
|  | proc filerun {fd script} { | 
|  | fileevent $fd readable [list filereadable $fd $script] | 
|  | } | 
|  |  | 
|  | proc filereadable {fd script} { | 
|  | global runq currunq | 
|  |  | 
|  | fileevent $fd readable {} | 
|  | if {$runq eq {} && ![info exists currunq]} { | 
|  | after idle dorunq | 
|  | } | 
|  | lappend runq [list $fd $script] | 
|  | } | 
|  |  | 
|  | proc nukefile {fd} { | 
|  | global runq | 
|  |  | 
|  | for {set i 0} {$i < [llength $runq]} {} { | 
|  | if {[lindex $runq $i 0] eq $fd} { | 
|  | set runq [lreplace $runq $i $i] | 
|  | } else { | 
|  | incr i | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc dorunq {} { | 
|  | global isonrunq runq currunq | 
|  |  | 
|  | set tstart [clock clicks -milliseconds] | 
|  | set t0 $tstart | 
|  | while {[llength $runq] > 0} { | 
|  | set fd [lindex $runq 0 0] | 
|  | set script [lindex $runq 0 1] | 
|  | set currunq [lindex $runq 0] | 
|  | set runq [lrange $runq 1 end] | 
|  | set repeat [eval $script] | 
|  | unset currunq | 
|  | set t1 [clock clicks -milliseconds] | 
|  | set t [expr {$t1 - $t0}] | 
|  | if {$repeat ne {} && $repeat} { | 
|  | if {$fd eq {} || $repeat == 2} { | 
|  | # script returns 1 if it wants to be readded | 
|  | # file readers return 2 if they could do more straight away | 
|  | lappend runq [list $fd $script] | 
|  | } else { | 
|  | fileevent $fd readable [list filereadable $fd $script] | 
|  | } | 
|  | } elseif {$fd eq {}} { | 
|  | unset isonrunq($script) | 
|  | } | 
|  | set t0 $t1 | 
|  | if {$t1 - $tstart >= 80} break | 
|  | } | 
|  | if {$runq ne {}} { | 
|  | after idle dorunq | 
|  | } | 
|  | } | 
|  |  | 
|  | proc reg_instance {fd} { | 
|  | global commfd leftover loginstance | 
|  |  | 
|  | set i [incr loginstance] | 
|  | set commfd($i) $fd | 
|  | set leftover($i) {} | 
|  | return $i | 
|  | } | 
|  |  | 
|  | proc unmerged_files {files} { | 
|  | global nr_unmerged | 
|  |  | 
|  | # find the list of unmerged files | 
|  | set mlist {} | 
|  | set nr_unmerged 0 | 
|  | if {[catch { | 
|  | set fd [open "| git ls-files -u" r] | 
|  | } err]} { | 
|  | show_error {} . "[mc "Couldn't get list of unmerged files:"] $err" | 
|  | exit 1 | 
|  | } | 
|  | while {[gets $fd line] >= 0} { | 
|  | set i [string first "\t" $line] | 
|  | if {$i < 0} continue | 
|  | set fname [string range $line [expr {$i+1}] end] | 
|  | if {[lsearch -exact $mlist $fname] >= 0} continue | 
|  | incr nr_unmerged | 
|  | if {$files eq {} || [path_filter $files $fname]} { | 
|  | lappend mlist $fname | 
|  | } | 
|  | } | 
|  | catch {close $fd} | 
|  | return $mlist | 
|  | } | 
|  |  | 
|  | proc parseviewargs {n arglist} { | 
|  | global vdatemode vmergeonly vflags vdflags vrevs vfiltered vorigargs env | 
|  | global worddiff git_version | 
|  |  | 
|  | set vdatemode($n) 0 | 
|  | set vmergeonly($n) 0 | 
|  | set glflags {} | 
|  | set diffargs {} | 
|  | set nextisval 0 | 
|  | set revargs {} | 
|  | set origargs $arglist | 
|  | set allknown 1 | 
|  | set filtered 0 | 
|  | set i -1 | 
|  | foreach arg $arglist { | 
|  | incr i | 
|  | if {$nextisval} { | 
|  | lappend glflags $arg | 
|  | set nextisval 0 | 
|  | continue | 
|  | } | 
|  | switch -glob -- $arg { | 
|  | "-d" - | 
|  | "--date-order" { | 
|  | set vdatemode($n) 1 | 
|  | # remove from origargs in case we hit an unknown option | 
|  | set origargs [lreplace $origargs $i $i] | 
|  | incr i -1 | 
|  | } | 
|  | "-[puabwcrRBMC]" - | 
|  | "--no-renames" - "--full-index" - "--binary" - "--abbrev=*" - | 
|  | "--find-copies-harder" - "-l*" - "--ext-diff" - "--no-ext-diff" - | 
|  | "--src-prefix=*" - "--dst-prefix=*" - "--no-prefix" - | 
|  | "-O*" - "--text" - "--full-diff" - "--ignore-space-at-eol" - | 
|  | "--ignore-space-change" - "-U*" - "--unified=*" { | 
|  | # These request or affect diff output, which we don't want. | 
|  | # Some could be used to set our defaults for diff display. | 
|  | lappend diffargs $arg | 
|  | } | 
|  | "--raw" - "--patch-with-raw" - "--patch-with-stat" - | 
|  | "--name-only" - "--name-status" - "--color" - | 
|  | "--log-size" - "--pretty=*" - "--decorate" - "--abbrev-commit" - | 
|  | "--cc" - "-z" - "--header" - "--parents" - "--boundary" - | 
|  | "--no-color" - "-g" - "--walk-reflogs" - "--no-walk" - | 
|  | "--timestamp" - "relative-date" - "--date=*" - "--stdin" - | 
|  | "--objects" - "--objects-edge" - "--reverse" { | 
|  | # These cause our parsing of git log's output to fail, or else | 
|  | # they're options we want to set ourselves, so ignore them. | 
|  | } | 
|  | "--color-words*" - "--word-diff=color" { | 
|  | # These trigger a word diff in the console interface, | 
|  | # so help the user by enabling our own support | 
|  | if {[package vcompare $git_version "1.7.2"] >= 0} { | 
|  | set worddiff [mc "Color words"] | 
|  | } | 
|  | } | 
|  | "--word-diff*" { | 
|  | if {[package vcompare $git_version "1.7.2"] >= 0} { | 
|  | set worddiff [mc "Markup words"] | 
|  | } | 
|  | } | 
|  | "--stat=*" - "--numstat" - "--shortstat" - "--summary" - | 
|  | "--check" - "--exit-code" - "--quiet" - "--topo-order" - | 
|  | "--full-history" - "--dense" - "--sparse" - | 
|  | "--follow" - "--left-right" - "--encoding=*" { | 
|  | # These are harmless, and some are even useful | 
|  | lappend glflags $arg | 
|  | } | 
|  | "--diff-filter=*" - "--no-merges" - "--unpacked" - | 
|  | "--max-count=*" - "--skip=*" - "--since=*" - "--after=*" - | 
|  | "--until=*" - "--before=*" - "--max-age=*" - "--min-age=*" - | 
|  | "--author=*" - "--committer=*" - "--grep=*" - "-[iE]" - | 
|  | "--remove-empty" - "--first-parent" - "--cherry-pick" - | 
|  | "-S*" - "--pickaxe-all" - "--pickaxe-regex" - | 
|  | "--simplify-by-decoration" { | 
|  | # These mean that we get a subset of the commits | 
|  | set filtered 1 | 
|  | lappend glflags $arg | 
|  | } | 
|  | "-n" { | 
|  | # This appears to be the only one that has a value as a | 
|  | # separate word following it | 
|  | set filtered 1 | 
|  | set nextisval 1 | 
|  | lappend glflags $arg | 
|  | } | 
|  | "--not" - "--all" { | 
|  | lappend revargs $arg | 
|  | } | 
|  | "--merge" { | 
|  | set vmergeonly($n) 1 | 
|  | # git rev-parse doesn't understand --merge | 
|  | lappend revargs --gitk-symmetric-diff-marker MERGE_HEAD...HEAD | 
|  | } | 
|  | "--no-replace-objects" { | 
|  | set env(GIT_NO_REPLACE_OBJECTS) "1" | 
|  | } | 
|  | "-*" { | 
|  | # Other flag arguments including -<n> | 
|  | if {[string is digit -strict [string range $arg 1 end]]} { | 
|  | set filtered 1 | 
|  | } else { | 
|  | # a flag argument that we don't recognize; | 
|  | # that means we can't optimize | 
|  | set allknown 0 | 
|  | } | 
|  | lappend glflags $arg | 
|  | } | 
|  | default { | 
|  | # Non-flag arguments specify commits or ranges of commits | 
|  | if {[string match "*...*" $arg]} { | 
|  | lappend revargs --gitk-symmetric-diff-marker | 
|  | } | 
|  | lappend revargs $arg | 
|  | } | 
|  | } | 
|  | } | 
|  | set vdflags($n) $diffargs | 
|  | set vflags($n) $glflags | 
|  | set vrevs($n) $revargs | 
|  | set vfiltered($n) $filtered | 
|  | set vorigargs($n) $origargs | 
|  | return $allknown | 
|  | } | 
|  |  | 
|  | proc parseviewrevs {view revs} { | 
|  | global vposids vnegids | 
|  |  | 
|  | if {$revs eq {}} { | 
|  | set revs HEAD | 
|  | } | 
|  | if {[catch {set ids [eval exec git rev-parse $revs]} err]} { | 
|  | # we get stdout followed by stderr in $err | 
|  | # for an unknown rev, git rev-parse echoes it and then errors out | 
|  | set errlines [split $err "\n"] | 
|  | set badrev {} | 
|  | for {set l 0} {$l < [llength $errlines]} {incr l} { | 
|  | set line [lindex $errlines $l] | 
|  | if {!([string length $line] == 40 && [string is xdigit $line])} { | 
|  | if {[string match "fatal:*" $line]} { | 
|  | if {[string match "fatal: ambiguous argument*" $line] | 
|  | && $badrev ne {}} { | 
|  | if {[llength $badrev] == 1} { | 
|  | set err "unknown revision $badrev" | 
|  | } else { | 
|  | set err "unknown revisions: [join $badrev ", "]" | 
|  | } | 
|  | } else { | 
|  | set err [join [lrange $errlines $l end] "\n"] | 
|  | } | 
|  | break | 
|  | } | 
|  | lappend badrev $line | 
|  | } | 
|  | } | 
|  | error_popup "[mc "Error parsing revisions:"] $err" | 
|  | return {} | 
|  | } | 
|  | set ret {} | 
|  | set pos {} | 
|  | set neg {} | 
|  | set sdm 0 | 
|  | foreach id [split $ids "\n"] { | 
|  | if {$id eq "--gitk-symmetric-diff-marker"} { | 
|  | set sdm 4 | 
|  | } elseif {[string match "^*" $id]} { | 
|  | if {$sdm != 1} { | 
|  | lappend ret $id | 
|  | if {$sdm == 3} { | 
|  | set sdm 0 | 
|  | } | 
|  | } | 
|  | lappend neg [string range $id 1 end] | 
|  | } else { | 
|  | if {$sdm != 2} { | 
|  | lappend ret $id | 
|  | } else { | 
|  | lset ret end $id...[lindex $ret end] | 
|  | } | 
|  | lappend pos $id | 
|  | } | 
|  | incr sdm -1 | 
|  | } | 
|  | set vposids($view) $pos | 
|  | set vnegids($view) $neg | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | # Start off a git log process and arrange to read its output | 
|  | proc start_rev_list {view} { | 
|  | global startmsecs commitidx viewcomplete curview | 
|  | global tclencoding | 
|  | global viewargs viewargscmd viewfiles vfilelimit | 
|  | global showlocalchanges | 
|  | global viewactive viewinstances vmergeonly | 
|  | global mainheadid viewmainheadid viewmainheadid_orig | 
|  | global vcanopt vflags vrevs vorigargs | 
|  | global show_notes | 
|  |  | 
|  | set startmsecs [clock clicks -milliseconds] | 
|  | set commitidx($view) 0 | 
|  | # these are set this way for the error exits | 
|  | set viewcomplete($view) 1 | 
|  | set viewactive($view) 0 | 
|  | varcinit $view | 
|  |  | 
|  | set args $viewargs($view) | 
|  | if {$viewargscmd($view) ne {}} { | 
|  | if {[catch { | 
|  | set str [exec sh -c $viewargscmd($view)] | 
|  | } err]} { | 
|  | error_popup "[mc "Error executing --argscmd command:"] $err" | 
|  | return 0 | 
|  | } | 
|  | set args [concat $args [split $str "\n"]] | 
|  | } | 
|  | set vcanopt($view) [parseviewargs $view $args] | 
|  |  | 
|  | set files $viewfiles($view) | 
|  | if {$vmergeonly($view)} { | 
|  | set files [unmerged_files $files] | 
|  | if {$files eq {}} { | 
|  | global nr_unmerged | 
|  | if {$nr_unmerged == 0} { | 
|  | error_popup [mc "No files selected: --merge specified but\ | 
|  | no files are unmerged."] | 
|  | } else { | 
|  | error_popup [mc "No files selected: --merge specified but\ | 
|  | no unmerged files are within file limit."] | 
|  | } | 
|  | return 0 | 
|  | } | 
|  | } | 
|  | set vfilelimit($view) $files | 
|  |  | 
|  | if {$vcanopt($view)} { | 
|  | set revs [parseviewrevs $view $vrevs($view)] | 
|  | if {$revs eq {}} { | 
|  | return 0 | 
|  | } | 
|  | set args [concat $vflags($view) $revs] | 
|  | } else { | 
|  | set args $vorigargs($view) | 
|  | } | 
|  |  | 
|  | if {[catch { | 
|  | set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \ | 
|  | --parents --boundary $args "--" $files] r] | 
|  | } err]} { | 
|  | error_popup "[mc "Error executing git log:"] $err" | 
|  | return 0 | 
|  | } | 
|  | set i [reg_instance $fd] | 
|  | set viewinstances($view) [list $i] | 
|  | set viewmainheadid($view) $mainheadid | 
|  | set viewmainheadid_orig($view) $mainheadid | 
|  | if {$files ne {} && $mainheadid ne {}} { | 
|  | get_viewmainhead $view | 
|  | } | 
|  | if {$showlocalchanges && $viewmainheadid($view) ne {}} { | 
|  | interestedin $viewmainheadid($view) dodiffindex | 
|  | } | 
|  | fconfigure $fd -blocking 0 -translation lf -eofchar {} | 
|  | if {$tclencoding != {}} { | 
|  | fconfigure $fd -encoding $tclencoding | 
|  | } | 
|  | filerun $fd [list getcommitlines $fd $i $view 0] | 
|  | nowbusy $view [mc "Reading"] | 
|  | set viewcomplete($view) 0 | 
|  | set viewactive($view) 1 | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | proc stop_instance {inst} { | 
|  | global commfd leftover | 
|  |  | 
|  | set fd $commfd($inst) | 
|  | catch { | 
|  | set pid [pid $fd] | 
|  |  | 
|  | if {$::tcl_platform(platform) eq {windows}} { | 
|  | exec kill -f $pid | 
|  | } else { | 
|  | exec kill $pid | 
|  | } | 
|  | } | 
|  | catch {close $fd} | 
|  | nukefile $fd | 
|  | unset commfd($inst) | 
|  | unset leftover($inst) | 
|  | } | 
|  |  | 
|  | proc stop_backends {} { | 
|  | global commfd | 
|  |  | 
|  | foreach inst [array names commfd] { | 
|  | stop_instance $inst | 
|  | } | 
|  | } | 
|  |  | 
|  | proc stop_rev_list {view} { | 
|  | global viewinstances | 
|  |  | 
|  | foreach inst $viewinstances($view) { | 
|  | stop_instance $inst | 
|  | } | 
|  | set viewinstances($view) {} | 
|  | } | 
|  |  | 
|  | proc reset_pending_select {selid} { | 
|  | global pending_select mainheadid selectheadid | 
|  |  | 
|  | if {$selid ne {}} { | 
|  | set pending_select $selid | 
|  | } elseif {$selectheadid ne {}} { | 
|  | set pending_select $selectheadid | 
|  | } else { | 
|  | set pending_select $mainheadid | 
|  | } | 
|  | } | 
|  |  | 
|  | proc getcommits {selid} { | 
|  | global canv curview need_redisplay viewactive | 
|  |  | 
|  | initlayout | 
|  | if {[start_rev_list $curview]} { | 
|  | reset_pending_select $selid | 
|  | show_status [mc "Reading commits..."] | 
|  | set need_redisplay 1 | 
|  | } else { | 
|  | show_status [mc "No commits selected"] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc updatecommits {} { | 
|  | global curview vcanopt vorigargs vfilelimit viewinstances | 
|  | global viewactive viewcomplete tclencoding | 
|  | global startmsecs showneartags showlocalchanges | 
|  | global mainheadid viewmainheadid viewmainheadid_orig pending_select | 
|  | global hasworktree | 
|  | global varcid vposids vnegids vflags vrevs | 
|  | global show_notes | 
|  |  | 
|  | set hasworktree [hasworktree] | 
|  | rereadrefs | 
|  | set view $curview | 
|  | if {$mainheadid ne $viewmainheadid_orig($view)} { | 
|  | if {$showlocalchanges} { | 
|  | dohidelocalchanges | 
|  | } | 
|  | set viewmainheadid($view) $mainheadid | 
|  | set viewmainheadid_orig($view) $mainheadid | 
|  | if {$vfilelimit($view) ne {}} { | 
|  | get_viewmainhead $view | 
|  | } | 
|  | } | 
|  | if {$showlocalchanges} { | 
|  | doshowlocalchanges | 
|  | } | 
|  | if {$vcanopt($view)} { | 
|  | set oldpos $vposids($view) | 
|  | set oldneg $vnegids($view) | 
|  | set revs [parseviewrevs $view $vrevs($view)] | 
|  | if {$revs eq {}} { | 
|  | return | 
|  | } | 
|  | # note: getting the delta when negative refs change is hard, | 
|  | # and could require multiple git log invocations, so in that | 
|  | # case we ask git log for all the commits (not just the delta) | 
|  | if {$oldneg eq $vnegids($view)} { | 
|  | set newrevs {} | 
|  | set npos 0 | 
|  | # take out positive refs that we asked for before or | 
|  | # that we have already seen | 
|  | foreach rev $revs { | 
|  | if {[string length $rev] == 40} { | 
|  | if {[lsearch -exact $oldpos $rev] < 0 | 
|  | && ![info exists varcid($view,$rev)]} { | 
|  | lappend newrevs $rev | 
|  | incr npos | 
|  | } | 
|  | } else { | 
|  | lappend $newrevs $rev | 
|  | } | 
|  | } | 
|  | if {$npos == 0} return | 
|  | set revs $newrevs | 
|  | set vposids($view) [lsort -unique [concat $oldpos $vposids($view)]] | 
|  | } | 
|  | set args [concat $vflags($view) $revs --not $oldpos] | 
|  | } else { | 
|  | set args $vorigargs($view) | 
|  | } | 
|  | if {[catch { | 
|  | set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \ | 
|  | --parents --boundary $args "--" $vfilelimit($view)] r] | 
|  | } err]} { | 
|  | error_popup "[mc "Error executing git log:"] $err" | 
|  | return | 
|  | } | 
|  | if {$viewactive($view) == 0} { | 
|  | set startmsecs [clock clicks -milliseconds] | 
|  | } | 
|  | set i [reg_instance $fd] | 
|  | lappend viewinstances($view) $i | 
|  | fconfigure $fd -blocking 0 -translation lf -eofchar {} | 
|  | if {$tclencoding != {}} { | 
|  | fconfigure $fd -encoding $tclencoding | 
|  | } | 
|  | filerun $fd [list getcommitlines $fd $i $view 1] | 
|  | incr viewactive($view) | 
|  | set viewcomplete($view) 0 | 
|  | reset_pending_select {} | 
|  | nowbusy $view [mc "Reading"] | 
|  | if {$showneartags} { | 
|  | getallcommits | 
|  | } | 
|  | } | 
|  |  | 
|  | proc reloadcommits {} { | 
|  | global curview viewcomplete selectedline currentid thickerline | 
|  | global showneartags treediffs commitinterest cached_commitrow | 
|  | global targetid | 
|  |  | 
|  | set selid {} | 
|  | if {$selectedline ne {}} { | 
|  | set selid $currentid | 
|  | } | 
|  |  | 
|  | if {!$viewcomplete($curview)} { | 
|  | stop_rev_list $curview | 
|  | } | 
|  | resetvarcs $curview | 
|  | set selectedline {} | 
|  | catch {unset currentid} | 
|  | catch {unset thickerline} | 
|  | catch {unset treediffs} | 
|  | readrefs | 
|  | changedrefs | 
|  | if {$showneartags} { | 
|  | getallcommits | 
|  | } | 
|  | clear_display | 
|  | catch {unset commitinterest} | 
|  | catch {unset cached_commitrow} | 
|  | catch {unset targetid} | 
|  | setcanvscroll | 
|  | getcommits $selid | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | # This makes a string representation of a positive integer which | 
|  | # sorts as a string in numerical order | 
|  | proc strrep {n} { | 
|  | if {$n < 16} { | 
|  | return [format "%x" $n] | 
|  | } elseif {$n < 256} { | 
|  | return [format "x%.2x" $n] | 
|  | } elseif {$n < 65536} { | 
|  | return [format "y%.4x" $n] | 
|  | } | 
|  | return [format "z%.8x" $n] | 
|  | } | 
|  |  | 
|  | # Procedures used in reordering commits from git log (without | 
|  | # --topo-order) into the order for display. | 
|  |  | 
|  | proc varcinit {view} { | 
|  | global varcstart vupptr vdownptr vleftptr vbackptr varctok varcrow | 
|  | global vtokmod varcmod vrowmod varcix vlastins | 
|  |  | 
|  | set varcstart($view) {{}} | 
|  | set vupptr($view) {0} | 
|  | set vdownptr($view) {0} | 
|  | set vleftptr($view) {0} | 
|  | set vbackptr($view) {0} | 
|  | set varctok($view) {{}} | 
|  | set varcrow($view) {{}} | 
|  | set vtokmod($view) {} | 
|  | set varcmod($view) 0 | 
|  | set vrowmod($view) 0 | 
|  | set varcix($view) {{}} | 
|  | set vlastins($view) {0} | 
|  | } | 
|  |  | 
|  | proc resetvarcs {view} { | 
|  | global varcid varccommits parents children vseedcount ordertok | 
|  | global vshortids | 
|  |  | 
|  | foreach vid [array names varcid $view,*] { | 
|  | unset varcid($vid) | 
|  | unset children($vid) | 
|  | unset parents($vid) | 
|  | } | 
|  | foreach vid [array names vshortids $view,*] { | 
|  | unset vshortids($vid) | 
|  | } | 
|  | # some commits might have children but haven't been seen yet | 
|  | foreach vid [array names children $view,*] { | 
|  | unset children($vid) | 
|  | } | 
|  | foreach va [array names varccommits $view,*] { | 
|  | unset varccommits($va) | 
|  | } | 
|  | foreach vd [array names vseedcount $view,*] { | 
|  | unset vseedcount($vd) | 
|  | } | 
|  | catch {unset ordertok} | 
|  | } | 
|  |  | 
|  | # returns a list of the commits with no children | 
|  | proc seeds {v} { | 
|  | global vdownptr vleftptr varcstart | 
|  |  | 
|  | set ret {} | 
|  | set a [lindex $vdownptr($v) 0] | 
|  | while {$a != 0} { | 
|  | lappend ret [lindex $varcstart($v) $a] | 
|  | set a [lindex $vleftptr($v) $a] | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc newvarc {view id} { | 
|  | global varcid varctok parents children vdatemode | 
|  | global vupptr vdownptr vleftptr vbackptr varcrow varcix varcstart | 
|  | global commitdata commitinfo vseedcount varccommits vlastins | 
|  |  | 
|  | set a [llength $varctok($view)] | 
|  | set vid $view,$id | 
|  | if {[llength $children($vid)] == 0 || $vdatemode($view)} { | 
|  | if {![info exists commitinfo($id)]} { | 
|  | parsecommit $id $commitdata($id) 1 | 
|  | } | 
|  | set cdate [lindex [lindex $commitinfo($id) 4] 0] | 
|  | if {![string is integer -strict $cdate]} { | 
|  | set cdate 0 | 
|  | } | 
|  | if {![info exists vseedcount($view,$cdate)]} { | 
|  | set vseedcount($view,$cdate) -1 | 
|  | } | 
|  | set c [incr vseedcount($view,$cdate)] | 
|  | set cdate [expr {$cdate ^ 0xffffffff}] | 
|  | set tok "s[strrep $cdate][strrep $c]" | 
|  | } else { | 
|  | set tok {} | 
|  | } | 
|  | set ka 0 | 
|  | if {[llength $children($vid)] > 0} { | 
|  | set kid [lindex $children($vid) end] | 
|  | set k $varcid($view,$kid) | 
|  | if {[string compare [lindex $varctok($view) $k] $tok] > 0} { | 
|  | set ki $kid | 
|  | set ka $k | 
|  | set tok [lindex $varctok($view) $k] | 
|  | } | 
|  | } | 
|  | if {$ka != 0} { | 
|  | set i [lsearch -exact $parents($view,$ki) $id] | 
|  | set j [expr {[llength $parents($view,$ki)] - 1 - $i}] | 
|  | append tok [strrep $j] | 
|  | } | 
|  | set c [lindex $vlastins($view) $ka] | 
|  | if {$c == 0 || [string compare $tok [lindex $varctok($view) $c]] < 0} { | 
|  | set c $ka | 
|  | set b [lindex $vdownptr($view) $ka] | 
|  | } else { | 
|  | set b [lindex $vleftptr($view) $c] | 
|  | } | 
|  | while {$b != 0 && [string compare $tok [lindex $varctok($view) $b]] >= 0} { | 
|  | set c $b | 
|  | set b [lindex $vleftptr($view) $c] | 
|  | } | 
|  | if {$c == $ka} { | 
|  | lset vdownptr($view) $ka $a | 
|  | lappend vbackptr($view) 0 | 
|  | } else { | 
|  | lset vleftptr($view) $c $a | 
|  | lappend vbackptr($view) $c | 
|  | } | 
|  | lset vlastins($view) $ka $a | 
|  | lappend vupptr($view) $ka | 
|  | lappend vleftptr($view) $b | 
|  | if {$b != 0} { | 
|  | lset vbackptr($view) $b $a | 
|  | } | 
|  | lappend varctok($view) $tok | 
|  | lappend varcstart($view) $id | 
|  | lappend vdownptr($view) 0 | 
|  | lappend varcrow($view) {} | 
|  | lappend varcix($view) {} | 
|  | set varccommits($view,$a) {} | 
|  | lappend vlastins($view) 0 | 
|  | return $a | 
|  | } | 
|  |  | 
|  | proc splitvarc {p v} { | 
|  | global varcid varcstart varccommits varctok vtokmod | 
|  | global vupptr vdownptr vleftptr vbackptr varcix varcrow vlastins | 
|  |  | 
|  | set oa $varcid($v,$p) | 
|  | set otok [lindex $varctok($v) $oa] | 
|  | set ac $varccommits($v,$oa) | 
|  | set i [lsearch -exact $varccommits($v,$oa) $p] | 
|  | if {$i <= 0} return | 
|  | set na [llength $varctok($v)] | 
|  | # "%" sorts before "0"... | 
|  | set tok "$otok%[strrep $i]" | 
|  | lappend varctok($v) $tok | 
|  | lappend varcrow($v) {} | 
|  | lappend varcix($v) {} | 
|  | set varccommits($v,$oa) [lrange $ac 0 [expr {$i - 1}]] | 
|  | set varccommits($v,$na) [lrange $ac $i end] | 
|  | lappend varcstart($v) $p | 
|  | foreach id $varccommits($v,$na) { | 
|  | set varcid($v,$id) $na | 
|  | } | 
|  | lappend vdownptr($v) [lindex $vdownptr($v) $oa] | 
|  | lappend vlastins($v) [lindex $vlastins($v) $oa] | 
|  | lset vdownptr($v) $oa $na | 
|  | lset vlastins($v) $oa 0 | 
|  | lappend vupptr($v) $oa | 
|  | lappend vleftptr($v) 0 | 
|  | lappend vbackptr($v) 0 | 
|  | for {set b [lindex $vdownptr($v) $na]} {$b != 0} {set b [lindex $vleftptr($v) $b]} { | 
|  | lset vupptr($v) $b $na | 
|  | } | 
|  | if {[string compare $otok $vtokmod($v)] <= 0} { | 
|  | modify_arc $v $oa | 
|  | } | 
|  | } | 
|  |  | 
|  | proc renumbervarc {a v} { | 
|  | global parents children varctok varcstart varccommits | 
|  | global vupptr vdownptr vleftptr vbackptr vlastins varcid vtokmod vdatemode | 
|  |  | 
|  | set t1 [clock clicks -milliseconds] | 
|  | set todo {} | 
|  | set isrelated($a) 1 | 
|  | set kidchanged($a) 1 | 
|  | set ntot 0 | 
|  | while {$a != 0} { | 
|  | if {[info exists isrelated($a)]} { | 
|  | lappend todo $a | 
|  | set id [lindex $varccommits($v,$a) end] | 
|  | foreach p $parents($v,$id) { | 
|  | if {[info exists varcid($v,$p)]} { | 
|  | set isrelated($varcid($v,$p)) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | incr ntot | 
|  | set b [lindex $vdownptr($v) $a] | 
|  | if {$b == 0} { | 
|  | while {$a != 0} { | 
|  | set b [lindex $vleftptr($v) $a] | 
|  | if {$b != 0} break | 
|  | set a [lindex $vupptr($v) $a] | 
|  | } | 
|  | } | 
|  | set a $b | 
|  | } | 
|  | foreach a $todo { | 
|  | if {![info exists kidchanged($a)]} continue | 
|  | set id [lindex $varcstart($v) $a] | 
|  | if {[llength $children($v,$id)] > 1} { | 
|  | set children($v,$id) [lsort -command [list vtokcmp $v] \ | 
|  | $children($v,$id)] | 
|  | } | 
|  | set oldtok [lindex $varctok($v) $a] | 
|  | if {!$vdatemode($v)} { | 
|  | set tok {} | 
|  | } else { | 
|  | set tok $oldtok | 
|  | } | 
|  | set ka 0 | 
|  | set kid [last_real_child $v,$id] | 
|  | if {$kid ne {}} { | 
|  | set k $varcid($v,$kid) | 
|  | if {[string compare [lindex $varctok($v) $k] $tok] > 0} { | 
|  | set ki $kid | 
|  | set ka $k | 
|  | set tok [lindex $varctok($v) $k] | 
|  | } | 
|  | } | 
|  | if {$ka != 0} { | 
|  | set i [lsearch -exact $parents($v,$ki) $id] | 
|  | set j [expr {[llength $parents($v,$ki)] - 1 - $i}] | 
|  | append tok [strrep $j] | 
|  | } | 
|  | if {$tok eq $oldtok} { | 
|  | continue | 
|  | } | 
|  | set id [lindex $varccommits($v,$a) end] | 
|  | foreach p $parents($v,$id) { | 
|  | if {[info exists varcid($v,$p)]} { | 
|  | set kidchanged($varcid($v,$p)) 1 | 
|  | } else { | 
|  | set sortkids($p) 1 | 
|  | } | 
|  | } | 
|  | lset varctok($v) $a $tok | 
|  | set b [lindex $vupptr($v) $a] | 
|  | if {$b != $ka} { | 
|  | if {[string compare [lindex $varctok($v) $ka] $vtokmod($v)] < 0} { | 
|  | modify_arc $v $ka | 
|  | } | 
|  | if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} { | 
|  | modify_arc $v $b | 
|  | } | 
|  | set c [lindex $vbackptr($v) $a] | 
|  | set d [lindex $vleftptr($v) $a] | 
|  | if {$c == 0} { | 
|  | lset vdownptr($v) $b $d | 
|  | } else { | 
|  | lset vleftptr($v) $c $d | 
|  | } | 
|  | if {$d != 0} { | 
|  | lset vbackptr($v) $d $c | 
|  | } | 
|  | if {[lindex $vlastins($v) $b] == $a} { | 
|  | lset vlastins($v) $b $c | 
|  | } | 
|  | lset vupptr($v) $a $ka | 
|  | set c [lindex $vlastins($v) $ka] | 
|  | if {$c == 0 || \ | 
|  | [string compare $tok [lindex $varctok($v) $c]] < 0} { | 
|  | set c $ka | 
|  | set b [lindex $vdownptr($v) $ka] | 
|  | } else { | 
|  | set b [lindex $vleftptr($v) $c] | 
|  | } | 
|  | while {$b != 0 && \ | 
|  | [string compare $tok [lindex $varctok($v) $b]] >= 0} { | 
|  | set c $b | 
|  | set b [lindex $vleftptr($v) $c] | 
|  | } | 
|  | if {$c == $ka} { | 
|  | lset vdownptr($v) $ka $a | 
|  | lset vbackptr($v) $a 0 | 
|  | } else { | 
|  | lset vleftptr($v) $c $a | 
|  | lset vbackptr($v) $a $c | 
|  | } | 
|  | lset vleftptr($v) $a $b | 
|  | if {$b != 0} { | 
|  | lset vbackptr($v) $b $a | 
|  | } | 
|  | lset vlastins($v) $ka $a | 
|  | } | 
|  | } | 
|  | foreach id [array names sortkids] { | 
|  | if {[llength $children($v,$id)] > 1} { | 
|  | set children($v,$id) [lsort -command [list vtokcmp $v] \ | 
|  | $children($v,$id)] | 
|  | } | 
|  | } | 
|  | set t2 [clock clicks -milliseconds] | 
|  | #puts "renumbervarc did [llength $todo] of $ntot arcs in [expr {$t2-$t1}]ms" | 
|  | } | 
|  |  | 
|  | # Fix up the graph after we have found out that in view $v, | 
|  | # $p (a commit that we have already seen) is actually the parent | 
|  | # of the last commit in arc $a. | 
|  | proc fix_reversal {p a v} { | 
|  | global varcid varcstart varctok vupptr | 
|  |  | 
|  | set pa $varcid($v,$p) | 
|  | if {$p ne [lindex $varcstart($v) $pa]} { | 
|  | splitvarc $p $v | 
|  | set pa $varcid($v,$p) | 
|  | } | 
|  | # seeds always need to be renumbered | 
|  | if {[lindex $vupptr($v) $pa] == 0 || | 
|  | [string compare [lindex $varctok($v) $a] \ | 
|  | [lindex $varctok($v) $pa]] > 0} { | 
|  | renumbervarc $pa $v | 
|  | } | 
|  | } | 
|  |  | 
|  | proc insertrow {id p v} { | 
|  | global cmitlisted children parents varcid varctok vtokmod | 
|  | global varccommits ordertok commitidx numcommits curview | 
|  | global targetid targetrow vshortids | 
|  |  | 
|  | readcommit $id | 
|  | set vid $v,$id | 
|  | set cmitlisted($vid) 1 | 
|  | set children($vid) {} | 
|  | set parents($vid) [list $p] | 
|  | set a [newvarc $v $id] | 
|  | set varcid($vid) $a | 
|  | lappend vshortids($v,[string range $id 0 3]) $id | 
|  | if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] < 0} { | 
|  | modify_arc $v $a | 
|  | } | 
|  | lappend varccommits($v,$a) $id | 
|  | set vp $v,$p | 
|  | if {[llength [lappend children($vp) $id]] > 1} { | 
|  | set children($vp) [lsort -command [list vtokcmp $v] $children($vp)] | 
|  | catch {unset ordertok} | 
|  | } | 
|  | fix_reversal $p $a $v | 
|  | incr commitidx($v) | 
|  | if {$v == $curview} { | 
|  | set numcommits $commitidx($v) | 
|  | setcanvscroll | 
|  | if {[info exists targetid]} { | 
|  | if {![comes_before $targetid $p]} { | 
|  | incr targetrow | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc insertfakerow {id p} { | 
|  | global varcid varccommits parents children cmitlisted | 
|  | global commitidx varctok vtokmod targetid targetrow curview numcommits | 
|  |  | 
|  | set v $curview | 
|  | set a $varcid($v,$p) | 
|  | set i [lsearch -exact $varccommits($v,$a) $p] | 
|  | if {$i < 0} { | 
|  | puts "oops: insertfakerow can't find [shortids $p] on arc $a" | 
|  | return | 
|  | } | 
|  | set children($v,$id) {} | 
|  | set parents($v,$id) [list $p] | 
|  | set varcid($v,$id) $a | 
|  | lappend children($v,$p) $id | 
|  | set cmitlisted($v,$id) 1 | 
|  | set numcommits [incr commitidx($v)] | 
|  | # note we deliberately don't update varcstart($v) even if $i == 0 | 
|  | set varccommits($v,$a) [linsert $varccommits($v,$a) $i $id] | 
|  | modify_arc $v $a $i | 
|  | if {[info exists targetid]} { | 
|  | if {![comes_before $targetid $p]} { | 
|  | incr targetrow | 
|  | } | 
|  | } | 
|  | setcanvscroll | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | proc removefakerow {id} { | 
|  | global varcid varccommits parents children commitidx | 
|  | global varctok vtokmod cmitlisted currentid selectedline | 
|  | global targetid curview numcommits | 
|  |  | 
|  | set v $curview | 
|  | if {[llength $parents($v,$id)] != 1} { | 
|  | puts "oops: removefakerow [shortids $id] has [llength $parents($v,$id)] parents" | 
|  | return | 
|  | } | 
|  | set p [lindex $parents($v,$id) 0] | 
|  | set a $varcid($v,$id) | 
|  | set i [lsearch -exact $varccommits($v,$a) $id] | 
|  | if {$i < 0} { | 
|  | puts "oops: removefakerow can't find [shortids $id] on arc $a" | 
|  | return | 
|  | } | 
|  | unset varcid($v,$id) | 
|  | set varccommits($v,$a) [lreplace $varccommits($v,$a) $i $i] | 
|  | unset parents($v,$id) | 
|  | unset children($v,$id) | 
|  | unset cmitlisted($v,$id) | 
|  | set numcommits [incr commitidx($v) -1] | 
|  | set j [lsearch -exact $children($v,$p) $id] | 
|  | if {$j >= 0} { | 
|  | set children($v,$p) [lreplace $children($v,$p) $j $j] | 
|  | } | 
|  | modify_arc $v $a $i | 
|  | if {[info exist currentid] && $id eq $currentid} { | 
|  | unset currentid | 
|  | set selectedline {} | 
|  | } | 
|  | if {[info exists targetid] && $targetid eq $id} { | 
|  | set targetid $p | 
|  | } | 
|  | setcanvscroll | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | proc real_children {vp} { | 
|  | global children nullid nullid2 | 
|  |  | 
|  | set kids {} | 
|  | foreach id $children($vp) { | 
|  | if {$id ne $nullid && $id ne $nullid2} { | 
|  | lappend kids $id | 
|  | } | 
|  | } | 
|  | return $kids | 
|  | } | 
|  |  | 
|  | proc first_real_child {vp} { | 
|  | global children nullid nullid2 | 
|  |  | 
|  | foreach id $children($vp) { | 
|  | if {$id ne $nullid && $id ne $nullid2} { | 
|  | return $id | 
|  | } | 
|  | } | 
|  | return {} | 
|  | } | 
|  |  | 
|  | proc last_real_child {vp} { | 
|  | global children nullid nullid2 | 
|  |  | 
|  | set kids $children($vp) | 
|  | for {set i [llength $kids]} {[incr i -1] >= 0} {} { | 
|  | set id [lindex $kids $i] | 
|  | if {$id ne $nullid && $id ne $nullid2} { | 
|  | return $id | 
|  | } | 
|  | } | 
|  | return {} | 
|  | } | 
|  |  | 
|  | proc vtokcmp {v a b} { | 
|  | global varctok varcid | 
|  |  | 
|  | return [string compare [lindex $varctok($v) $varcid($v,$a)] \ | 
|  | [lindex $varctok($v) $varcid($v,$b)]] | 
|  | } | 
|  |  | 
|  | # This assumes that if lim is not given, the caller has checked that | 
|  | # arc a's token is less than $vtokmod($v) | 
|  | proc modify_arc {v a {lim {}}} { | 
|  | global varctok vtokmod varcmod varcrow vupptr curview vrowmod varccommits | 
|  |  | 
|  | if {$lim ne {}} { | 
|  | set c [string compare [lindex $varctok($v) $a] $vtokmod($v)] | 
|  | if {$c > 0} return | 
|  | if {$c == 0} { | 
|  | set r [lindex $varcrow($v) $a] | 
|  | if {$r ne {} && $vrowmod($v) <= $r + $lim} return | 
|  | } | 
|  | } | 
|  | set vtokmod($v) [lindex $varctok($v) $a] | 
|  | set varcmod($v) $a | 
|  | if {$v == $curview} { | 
|  | while {$a != 0 && [lindex $varcrow($v) $a] eq {}} { | 
|  | set a [lindex $vupptr($v) $a] | 
|  | set lim {} | 
|  | } | 
|  | set r 0 | 
|  | if {$a != 0} { | 
|  | if {$lim eq {}} { | 
|  | set lim [llength $varccommits($v,$a)] | 
|  | } | 
|  | set r [expr {[lindex $varcrow($v) $a] + $lim}] | 
|  | } | 
|  | set vrowmod($v) $r | 
|  | undolayout $r | 
|  | } | 
|  | } | 
|  |  | 
|  | proc update_arcrows {v} { | 
|  | global vtokmod varcmod vrowmod varcrow commitidx currentid selectedline | 
|  | global varcid vrownum varcorder varcix varccommits | 
|  | global vupptr vdownptr vleftptr varctok | 
|  | global displayorder parentlist curview cached_commitrow | 
|  |  | 
|  | if {$vrowmod($v) == $commitidx($v)} return | 
|  | if {$v == $curview} { | 
|  | if {[llength $displayorder] > $vrowmod($v)} { | 
|  | set displayorder [lrange $displayorder 0 [expr {$vrowmod($v) - 1}]] | 
|  | set parentlist [lrange $parentlist 0 [expr {$vrowmod($v) - 1}]] | 
|  | } | 
|  | catch {unset cached_commitrow} | 
|  | } | 
|  | set narctot [expr {[llength $varctok($v)] - 1}] | 
|  | set a $varcmod($v) | 
|  | while {$a != 0 && [lindex $varcix($v) $a] eq {}} { | 
|  | # go up the tree until we find something that has a row number, | 
|  | # or we get to a seed | 
|  | set a [lindex $vupptr($v) $a] | 
|  | } | 
|  | if {$a == 0} { | 
|  | set a [lindex $vdownptr($v) 0] | 
|  | if {$a == 0} return | 
|  | set vrownum($v) {0} | 
|  | set varcorder($v) [list $a] | 
|  | lset varcix($v) $a 0 | 
|  | lset varcrow($v) $a 0 | 
|  | set arcn 0 | 
|  | set row 0 | 
|  | } else { | 
|  | set arcn [lindex $varcix($v) $a] | 
|  | if {[llength $vrownum($v)] > $arcn + 1} { | 
|  | set vrownum($v) [lrange $vrownum($v) 0 $arcn] | 
|  | set varcorder($v) [lrange $varcorder($v) 0 $arcn] | 
|  | } | 
|  | set row [lindex $varcrow($v) $a] | 
|  | } | 
|  | while {1} { | 
|  | set p $a | 
|  | incr row [llength $varccommits($v,$a)] | 
|  | # go down if possible | 
|  | set b [lindex $vdownptr($v) $a] | 
|  | if {$b == 0} { | 
|  | # if not, go left, or go up until we can go left | 
|  | while {$a != 0} { | 
|  | set b [lindex $vleftptr($v) $a] | 
|  | if {$b != 0} break | 
|  | set a [lindex $vupptr($v) $a] | 
|  | } | 
|  | if {$a == 0} break | 
|  | } | 
|  | set a $b | 
|  | incr arcn | 
|  | lappend vrownum($v) $row | 
|  | lappend varcorder($v) $a | 
|  | lset varcix($v) $a $arcn | 
|  | lset varcrow($v) $a $row | 
|  | } | 
|  | set vtokmod($v) [lindex $varctok($v) $p] | 
|  | set varcmod($v) $p | 
|  | set vrowmod($v) $row | 
|  | if {[info exists currentid]} { | 
|  | set selectedline [rowofcommit $currentid] | 
|  | } | 
|  | } | 
|  |  | 
|  | # Test whether view $v contains commit $id | 
|  | proc commitinview {id v} { | 
|  | global varcid | 
|  |  | 
|  | return [info exists varcid($v,$id)] | 
|  | } | 
|  |  | 
|  | # Return the row number for commit $id in the current view | 
|  | proc rowofcommit {id} { | 
|  | global varcid varccommits varcrow curview cached_commitrow | 
|  | global varctok vtokmod | 
|  |  | 
|  | set v $curview | 
|  | if {![info exists varcid($v,$id)]} { | 
|  | puts "oops rowofcommit no arc for [shortids $id]" | 
|  | return {} | 
|  | } | 
|  | set a $varcid($v,$id) | 
|  | if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] >= 0} { | 
|  | update_arcrows $v | 
|  | } | 
|  | if {[info exists cached_commitrow($id)]} { | 
|  | return $cached_commitrow($id) | 
|  | } | 
|  | set i [lsearch -exact $varccommits($v,$a) $id] | 
|  | if {$i < 0} { | 
|  | puts "oops didn't find commit [shortids $id] in arc $a" | 
|  | return {} | 
|  | } | 
|  | incr i [lindex $varcrow($v) $a] | 
|  | set cached_commitrow($id) $i | 
|  | return $i | 
|  | } | 
|  |  | 
|  | # Returns 1 if a is on an earlier row than b, otherwise 0 | 
|  | proc comes_before {a b} { | 
|  | global varcid varctok curview | 
|  |  | 
|  | set v $curview | 
|  | if {$a eq $b || ![info exists varcid($v,$a)] || \ | 
|  | ![info exists varcid($v,$b)]} { | 
|  | return 0 | 
|  | } | 
|  | if {$varcid($v,$a) != $varcid($v,$b)} { | 
|  | return [expr {[string compare [lindex $varctok($v) $varcid($v,$a)] \ | 
|  | [lindex $varctok($v) $varcid($v,$b)]] < 0}] | 
|  | } | 
|  | return [expr {[rowofcommit $a] < [rowofcommit $b]}] | 
|  | } | 
|  |  | 
|  | proc bsearch {l elt} { | 
|  | if {[llength $l] == 0 || $elt <= [lindex $l 0]} { | 
|  | return 0 | 
|  | } | 
|  | set lo 0 | 
|  | set hi [llength $l] | 
|  | while {$hi - $lo > 1} { | 
|  | set mid [expr {int(($lo + $hi) / 2)}] | 
|  | set t [lindex $l $mid] | 
|  | if {$elt < $t} { | 
|  | set hi $mid | 
|  | } elseif {$elt > $t} { | 
|  | set lo $mid | 
|  | } else { | 
|  | return $mid | 
|  | } | 
|  | } | 
|  | return $lo | 
|  | } | 
|  |  | 
|  | # Make sure rows $start..$end-1 are valid in displayorder and parentlist | 
|  | proc make_disporder {start end} { | 
|  | global vrownum curview commitidx displayorder parentlist | 
|  | global varccommits varcorder parents vrowmod varcrow | 
|  | global d_valid_start d_valid_end | 
|  |  | 
|  | if {$end > $vrowmod($curview)} { | 
|  | update_arcrows $curview | 
|  | } | 
|  | set ai [bsearch $vrownum($curview) $start] | 
|  | set start [lindex $vrownum($curview) $ai] | 
|  | set narc [llength $vrownum($curview)] | 
|  | for {set r $start} {$ai < $narc && $r < $end} {incr ai} { | 
|  | set a [lindex $varcorder($curview) $ai] | 
|  | set l [llength $displayorder] | 
|  | set al [llength $varccommits($curview,$a)] | 
|  | if {$l < $r + $al} { | 
|  | if {$l < $r} { | 
|  | set pad [ntimes [expr {$r - $l}] {}] | 
|  | set displayorder [concat $displayorder $pad] | 
|  | set parentlist [concat $parentlist $pad] | 
|  | } elseif {$l > $r} { | 
|  | set displayorder [lrange $displayorder 0 [expr {$r - 1}]] | 
|  | set parentlist [lrange $parentlist 0 [expr {$r - 1}]] | 
|  | } | 
|  | foreach id $varccommits($curview,$a) { | 
|  | lappend displayorder $id | 
|  | lappend parentlist $parents($curview,$id) | 
|  | } | 
|  | } elseif {[lindex $displayorder [expr {$r + $al - 1}]] eq {}} { | 
|  | set i $r | 
|  | foreach id $varccommits($curview,$a) { | 
|  | lset displayorder $i $id | 
|  | lset parentlist $i $parents($curview,$id) | 
|  | incr i | 
|  | } | 
|  | } | 
|  | incr r $al | 
|  | } | 
|  | } | 
|  |  | 
|  | proc commitonrow {row} { | 
|  | global displayorder | 
|  |  | 
|  | set id [lindex $displayorder $row] | 
|  | if {$id eq {}} { | 
|  | make_disporder $row [expr {$row + 1}] | 
|  | set id [lindex $displayorder $row] | 
|  | } | 
|  | return $id | 
|  | } | 
|  |  | 
|  | proc closevarcs {v} { | 
|  | global varctok varccommits varcid parents children | 
|  | global cmitlisted commitidx vtokmod | 
|  |  | 
|  | set missing_parents 0 | 
|  | set scripts {} | 
|  | set narcs [llength $varctok($v)] | 
|  | for {set a 1} {$a < $narcs} {incr a} { | 
|  | set id [lindex $varccommits($v,$a) end] | 
|  | foreach p $parents($v,$id) { | 
|  | if {[info exists varcid($v,$p)]} continue | 
|  | # add p as a new commit | 
|  | incr missing_parents | 
|  | set cmitlisted($v,$p) 0 | 
|  | set parents($v,$p) {} | 
|  | if {[llength $children($v,$p)] == 1 && | 
|  | [llength $parents($v,$id)] == 1} { | 
|  | set b $a | 
|  | } else { | 
|  | set b [newvarc $v $p] | 
|  | } | 
|  | set varcid($v,$p) $b | 
|  | if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} { | 
|  | modify_arc $v $b | 
|  | } | 
|  | lappend varccommits($v,$b) $p | 
|  | incr commitidx($v) | 
|  | set scripts [check_interest $p $scripts] | 
|  | } | 
|  | } | 
|  | if {$missing_parents > 0} { | 
|  | foreach s $scripts { | 
|  | eval $s | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # Use $rwid as a substitute for $id, i.e. reparent $id's children to $rwid | 
|  | # Assumes we already have an arc for $rwid. | 
|  | proc rewrite_commit {v id rwid} { | 
|  | global children parents varcid varctok vtokmod varccommits | 
|  |  | 
|  | foreach ch $children($v,$id) { | 
|  | # make $rwid be $ch's parent in place of $id | 
|  | set i [lsearch -exact $parents($v,$ch) $id] | 
|  | if {$i < 0} { | 
|  | puts "oops rewrite_commit didn't find $id in parent list for $ch" | 
|  | } | 
|  | set parents($v,$ch) [lreplace $parents($v,$ch) $i $i $rwid] | 
|  | # add $ch to $rwid's children and sort the list if necessary | 
|  | if {[llength [lappend children($v,$rwid) $ch]] > 1} { | 
|  | set children($v,$rwid) [lsort -command [list vtokcmp $v] \ | 
|  | $children($v,$rwid)] | 
|  | } | 
|  | # fix the graph after joining $id to $rwid | 
|  | set a $varcid($v,$ch) | 
|  | fix_reversal $rwid $a $v | 
|  | # parentlist is wrong for the last element of arc $a | 
|  | # even if displayorder is right, hence the 3rd arg here | 
|  | modify_arc $v $a [expr {[llength $varccommits($v,$a)] - 1}] | 
|  | } | 
|  | } | 
|  |  | 
|  | # Mechanism for registering a command to be executed when we come | 
|  | # across a particular commit.  To handle the case when only the | 
|  | # prefix of the commit is known, the commitinterest array is now | 
|  | # indexed by the first 4 characters of the ID.  Each element is a | 
|  | # list of id, cmd pairs. | 
|  | proc interestedin {id cmd} { | 
|  | global commitinterest | 
|  |  | 
|  | lappend commitinterest([string range $id 0 3]) $id $cmd | 
|  | } | 
|  |  | 
|  | proc check_interest {id scripts} { | 
|  | global commitinterest | 
|  |  | 
|  | set prefix [string range $id 0 3] | 
|  | if {[info exists commitinterest($prefix)]} { | 
|  | set newlist {} | 
|  | foreach {i script} $commitinterest($prefix) { | 
|  | if {[string match "$i*" $id]} { | 
|  | lappend scripts [string map [list "%I" $id "%P" $i] $script] | 
|  | } else { | 
|  | lappend newlist $i $script | 
|  | } | 
|  | } | 
|  | if {$newlist ne {}} { | 
|  | set commitinterest($prefix) $newlist | 
|  | } else { | 
|  | unset commitinterest($prefix) | 
|  | } | 
|  | } | 
|  | return $scripts | 
|  | } | 
|  |  | 
|  | proc getcommitlines {fd inst view updating}  { | 
|  | global cmitlisted leftover | 
|  | global commitidx commitdata vdatemode | 
|  | global parents children curview hlview | 
|  | global idpending ordertok | 
|  | global varccommits varcid varctok vtokmod vfilelimit vshortids | 
|  |  | 
|  | set stuff [read $fd 500000] | 
|  | # git log doesn't terminate the last commit with a null... | 
|  | if {$stuff == {} && $leftover($inst) ne {} && [eof $fd]} { | 
|  | set stuff "\0" | 
|  | } | 
|  | if {$stuff == {}} { | 
|  | if {![eof $fd]} { | 
|  | return 1 | 
|  | } | 
|  | global commfd viewcomplete viewactive viewname | 
|  | global viewinstances | 
|  | unset commfd($inst) | 
|  | set i [lsearch -exact $viewinstances($view) $inst] | 
|  | if {$i >= 0} { | 
|  | set viewinstances($view) [lreplace $viewinstances($view) $i $i] | 
|  | } | 
|  | # set it blocking so we wait for the process to terminate | 
|  | fconfigure $fd -blocking 1 | 
|  | if {[catch {close $fd} err]} { | 
|  | set fv {} | 
|  | if {$view != $curview} { | 
|  | set fv " for the \"$viewname($view)\" view" | 
|  | } | 
|  | if {[string range $err 0 4] == "usage"} { | 
|  | set err "Gitk: error reading commits$fv:\ | 
|  | bad arguments to git log." | 
|  | if {$viewname($view) eq "Command line"} { | 
|  | append err \ | 
|  | "  (Note: arguments to gitk are passed to git log\ | 
|  | to allow selection of commits to be displayed.)" | 
|  | } | 
|  | } else { | 
|  | set err "Error reading commits$fv: $err" | 
|  | } | 
|  | error_popup $err | 
|  | } | 
|  | if {[incr viewactive($view) -1] <= 0} { | 
|  | set viewcomplete($view) 1 | 
|  | # Check if we have seen any ids listed as parents that haven't | 
|  | # appeared in the list | 
|  | closevarcs $view | 
|  | notbusy $view | 
|  | } | 
|  | if {$view == $curview} { | 
|  | run chewcommits | 
|  | } | 
|  | return 0 | 
|  | } | 
|  | set start 0 | 
|  | set gotsome 0 | 
|  | set scripts {} | 
|  | while 1 { | 
|  | set i [string first "\0" $stuff $start] | 
|  | if {$i < 0} { | 
|  | append leftover($inst) [string range $stuff $start end] | 
|  | break | 
|  | } | 
|  | if {$start == 0} { | 
|  | set cmit $leftover($inst) | 
|  | append cmit [string range $stuff 0 [expr {$i - 1}]] | 
|  | set leftover($inst) {} | 
|  | } else { | 
|  | set cmit [string range $stuff $start [expr {$i - 1}]] | 
|  | } | 
|  | set start [expr {$i + 1}] | 
|  | set j [string first "\n" $cmit] | 
|  | set ok 0 | 
|  | set listed 1 | 
|  | if {$j >= 0 && [string match "commit *" $cmit]} { | 
|  | set ids [string range $cmit 7 [expr {$j - 1}]] | 
|  | if {[string match {[-^<>]*} $ids]} { | 
|  | switch -- [string index $ids 0] { | 
|  | "-" {set listed 0} | 
|  | "^" {set listed 2} | 
|  | "<" {set listed 3} | 
|  | ">" {set listed 4} | 
|  | } | 
|  | set ids [string range $ids 1 end] | 
|  | } | 
|  | set ok 1 | 
|  | foreach id $ids { | 
|  | if {[string length $id] != 40} { | 
|  | set ok 0 | 
|  | break | 
|  | } | 
|  | } | 
|  | } | 
|  | if {!$ok} { | 
|  | set shortcmit $cmit | 
|  | if {[string length $shortcmit] > 80} { | 
|  | set shortcmit "[string range $shortcmit 0 80]..." | 
|  | } | 
|  | error_popup "[mc "Can't parse git log output:"] {$shortcmit}" | 
|  | exit 1 | 
|  | } | 
|  | set id [lindex $ids 0] | 
|  | set vid $view,$id | 
|  |  | 
|  | lappend vshortids($view,[string range $id 0 3]) $id | 
|  |  | 
|  | if {!$listed && $updating && ![info exists varcid($vid)] && | 
|  | $vfilelimit($view) ne {}} { | 
|  | # git log doesn't rewrite parents for unlisted commits | 
|  | # when doing path limiting, so work around that here | 
|  | # by working out the rewritten parent with git rev-list | 
|  | # and if we already know about it, using the rewritten | 
|  | # parent as a substitute parent for $id's children. | 
|  | if {![catch { | 
|  | set rwid [exec git rev-list --first-parent --max-count=1 \ | 
|  | $id -- $vfilelimit($view)] | 
|  | }]} { | 
|  | if {$rwid ne {} && [info exists varcid($view,$rwid)]} { | 
|  | # use $rwid in place of $id | 
|  | rewrite_commit $view $id $rwid | 
|  | continue | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | set a 0 | 
|  | if {[info exists varcid($vid)]} { | 
|  | if {$cmitlisted($vid) || !$listed} continue | 
|  | set a $varcid($vid) | 
|  | } | 
|  | if {$listed} { | 
|  | set olds [lrange $ids 1 end] | 
|  | } else { | 
|  | set olds {} | 
|  | } | 
|  | set commitdata($id) [string range $cmit [expr {$j + 1}] end] | 
|  | set cmitlisted($vid) $listed | 
|  | set parents($vid) $olds | 
|  | if {![info exists children($vid)]} { | 
|  | set children($vid) {} | 
|  | } elseif {$a == 0 && [llength $children($vid)] == 1} { | 
|  | set k [lindex $children($vid) 0] | 
|  | if {[llength $parents($view,$k)] == 1 && | 
|  | (!$vdatemode($view) || | 
|  | $varcid($view,$k) == [llength $varctok($view)] - 1)} { | 
|  | set a $varcid($view,$k) | 
|  | } | 
|  | } | 
|  | if {$a == 0} { | 
|  | # new arc | 
|  | set a [newvarc $view $id] | 
|  | } | 
|  | if {[string compare [lindex $varctok($view) $a] $vtokmod($view)] < 0} { | 
|  | modify_arc $view $a | 
|  | } | 
|  | if {![info exists varcid($vid)]} { | 
|  | set varcid($vid) $a | 
|  | lappend varccommits($view,$a) $id | 
|  | incr commitidx($view) | 
|  | } | 
|  |  | 
|  | set i 0 | 
|  | foreach p $olds { | 
|  | if {$i == 0 || [lsearch -exact $olds $p] >= $i} { | 
|  | set vp $view,$p | 
|  | if {[llength [lappend children($vp) $id]] > 1 && | 
|  | [vtokcmp $view [lindex $children($vp) end-1] $id] > 0} { | 
|  | set children($vp) [lsort -command [list vtokcmp $view] \ | 
|  | $children($vp)] | 
|  | catch {unset ordertok} | 
|  | } | 
|  | if {[info exists varcid($view,$p)]} { | 
|  | fix_reversal $p $a $view | 
|  | } | 
|  | } | 
|  | incr i | 
|  | } | 
|  |  | 
|  | set scripts [check_interest $id $scripts] | 
|  | set gotsome 1 | 
|  | } | 
|  | if {$gotsome} { | 
|  | global numcommits hlview | 
|  |  | 
|  | if {$view == $curview} { | 
|  | set numcommits $commitidx($view) | 
|  | run chewcommits | 
|  | } | 
|  | if {[info exists hlview] && $view == $hlview} { | 
|  | # we never actually get here... | 
|  | run vhighlightmore | 
|  | } | 
|  | foreach s $scripts { | 
|  | eval $s | 
|  | } | 
|  | } | 
|  | return 2 | 
|  | } | 
|  |  | 
|  | proc chewcommits {} { | 
|  | global curview hlview viewcomplete | 
|  | global pending_select | 
|  |  | 
|  | layoutmore | 
|  | if {$viewcomplete($curview)} { | 
|  | global commitidx varctok | 
|  | global numcommits startmsecs | 
|  |  | 
|  | if {[info exists pending_select]} { | 
|  | update | 
|  | reset_pending_select {} | 
|  |  | 
|  | if {[commitinview $pending_select $curview]} { | 
|  | selectline [rowofcommit $pending_select] 1 | 
|  | } else { | 
|  | set row [first_real_row] | 
|  | selectline $row 1 | 
|  | } | 
|  | } | 
|  | if {$commitidx($curview) > 0} { | 
|  | #set ms [expr {[clock clicks -milliseconds] - $startmsecs}] | 
|  | #puts "overall $ms ms for $numcommits commits" | 
|  | #puts "[llength $varctok($view)] arcs, $commitidx($view) commits" | 
|  | } else { | 
|  | show_status [mc "No commits selected"] | 
|  | } | 
|  | notbusy layout | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc do_readcommit {id} { | 
|  | global tclencoding | 
|  |  | 
|  | # Invoke git-log to handle automatic encoding conversion | 
|  | set fd [open [concat | git log --no-color --pretty=raw -1 $id] r] | 
|  | # Read the results using i18n.logoutputencoding | 
|  | fconfigure $fd -translation lf -eofchar {} | 
|  | if {$tclencoding != {}} { | 
|  | fconfigure $fd -encoding $tclencoding | 
|  | } | 
|  | set contents [read $fd] | 
|  | close $fd | 
|  | # Remove the heading line | 
|  | regsub {^commit [0-9a-f]+\n} $contents {} contents | 
|  |  | 
|  | return $contents | 
|  | } | 
|  |  | 
|  | proc readcommit {id} { | 
|  | if {[catch {set contents [do_readcommit $id]}]} return | 
|  | parsecommit $id $contents 1 | 
|  | } | 
|  |  | 
|  | proc parsecommit {id contents listed} { | 
|  | global commitinfo | 
|  |  | 
|  | set inhdr 1 | 
|  | set comment {} | 
|  | set headline {} | 
|  | set auname {} | 
|  | set audate {} | 
|  | set comname {} | 
|  | set comdate {} | 
|  | set hdrend [string first "\n\n" $contents] | 
|  | if {$hdrend < 0} { | 
|  | # should never happen... | 
|  | set hdrend [string length $contents] | 
|  | } | 
|  | set header [string range $contents 0 [expr {$hdrend - 1}]] | 
|  | set comment [string range $contents [expr {$hdrend + 2}] end] | 
|  | foreach line [split $header "\n"] { | 
|  | set line [split $line " "] | 
|  | set tag [lindex $line 0] | 
|  | if {$tag == "author"} { | 
|  | set audate [lrange $line end-1 end] | 
|  | set auname [join [lrange $line 1 end-2] " "] | 
|  | } elseif {$tag == "committer"} { | 
|  | set comdate [lrange $line end-1 end] | 
|  | set comname [join [lrange $line 1 end-2] " "] | 
|  | } | 
|  | } | 
|  | set headline {} | 
|  | # take the first non-blank line of the comment as the headline | 
|  | set headline [string trimleft $comment] | 
|  | set i [string first "\n" $headline] | 
|  | if {$i >= 0} { | 
|  | set headline [string range $headline 0 $i] | 
|  | } | 
|  | set headline [string trimright $headline] | 
|  | set i [string first "\r" $headline] | 
|  | if {$i >= 0} { | 
|  | set headline [string trimright [string range $headline 0 $i]] | 
|  | } | 
|  | if {!$listed} { | 
|  | # git log indents the comment by 4 spaces; | 
|  | # if we got this via git cat-file, add the indentation | 
|  | set newcomment {} | 
|  | foreach line [split $comment "\n"] { | 
|  | append newcomment "    " | 
|  | append newcomment $line | 
|  | append newcomment "\n" | 
|  | } | 
|  | set comment $newcomment | 
|  | } | 
|  | set hasnote [string first "\nNotes:\n" $contents] | 
|  | set commitinfo($id) [list $headline $auname $audate \ | 
|  | $comname $comdate $comment $hasnote] | 
|  | } | 
|  |  | 
|  | proc getcommit {id} { | 
|  | global commitdata commitinfo | 
|  |  | 
|  | if {[info exists commitdata($id)]} { | 
|  | parsecommit $id $commitdata($id) 1 | 
|  | } else { | 
|  | readcommit $id | 
|  | if {![info exists commitinfo($id)]} { | 
|  | set commitinfo($id) [list [mc "No commit information available"]] | 
|  | } | 
|  | } | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | # Expand an abbreviated commit ID to a list of full 40-char IDs that match | 
|  | # and are present in the current view. | 
|  | # This is fairly slow... | 
|  | proc longid {prefix} { | 
|  | global varcid curview vshortids | 
|  |  | 
|  | set ids {} | 
|  | if {[string length $prefix] >= 4} { | 
|  | set vshortid $curview,[string range $prefix 0 3] | 
|  | if {[info exists vshortids($vshortid)]} { | 
|  | foreach id $vshortids($vshortid) { | 
|  | if {[string match "$prefix*" $id]} { | 
|  | if {[lsearch -exact $ids $id] < 0} { | 
|  | lappend ids $id | 
|  | if {[llength $ids] >= 2} break | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } else { | 
|  | foreach match [array names varcid "$curview,$prefix*"] { | 
|  | lappend ids [lindex [split $match ","] 1] | 
|  | if {[llength $ids] >= 2} break | 
|  | } | 
|  | } | 
|  | return $ids | 
|  | } | 
|  |  | 
|  | proc readrefs {} { | 
|  | global tagids idtags headids idheads tagobjid | 
|  | global otherrefids idotherrefs mainhead mainheadid | 
|  | global selecthead selectheadid | 
|  | global hideremotes | 
|  |  | 
|  | foreach v {tagids idtags headids idheads otherrefids idotherrefs} { | 
|  | catch {unset $v} | 
|  | } | 
|  | set refd [open [list | git show-ref -d] r] | 
|  | while {[gets $refd line] >= 0} { | 
|  | if {[string index $line 40] ne " "} continue | 
|  | set id [string range $line 0 39] | 
|  | set ref [string range $line 41 end] | 
|  | if {![string match "refs/*" $ref]} continue | 
|  | set name [string range $ref 5 end] | 
|  | if {[string match "remotes/*" $name]} { | 
|  | if {![string match "*/HEAD" $name] && !$hideremotes} { | 
|  | set headids($name) $id | 
|  | lappend idheads($id) $name | 
|  | } | 
|  | } elseif {[string match "heads/*" $name]} { | 
|  | set name [string range $name 6 end] | 
|  | set headids($name) $id | 
|  | lappend idheads($id) $name | 
|  | } elseif {[string match "tags/*" $name]} { | 
|  | # this lets refs/tags/foo^{} overwrite refs/tags/foo, | 
|  | # which is what we want since the former is the commit ID | 
|  | set name [string range $name 5 end] | 
|  | if {[string match "*^{}" $name]} { | 
|  | set name [string range $name 0 end-3] | 
|  | } else { | 
|  | set tagobjid($name) $id | 
|  | } | 
|  | set tagids($name) $id | 
|  | lappend idtags($id) $name | 
|  | } else { | 
|  | set otherrefids($name) $id | 
|  | lappend idotherrefs($id) $name | 
|  | } | 
|  | } | 
|  | catch {close $refd} | 
|  | set mainhead {} | 
|  | set mainheadid {} | 
|  | catch { | 
|  | set mainheadid [exec git rev-parse HEAD] | 
|  | set thehead [exec git symbolic-ref HEAD] | 
|  | if {[string match "refs/heads/*" $thehead]} { | 
|  | set mainhead [string range $thehead 11 end] | 
|  | } | 
|  | } | 
|  | set selectheadid {} | 
|  | if {$selecthead ne {}} { | 
|  | catch { | 
|  | set selectheadid [exec git rev-parse --verify $selecthead] | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # skip over fake commits | 
|  | proc first_real_row {} { | 
|  | global nullid nullid2 numcommits | 
|  |  | 
|  | for {set row 0} {$row < $numcommits} {incr row} { | 
|  | set id [commitonrow $row] | 
|  | if {$id ne $nullid && $id ne $nullid2} { | 
|  | break | 
|  | } | 
|  | } | 
|  | return $row | 
|  | } | 
|  |  | 
|  | # update things for a head moved to a child of its previous location | 
|  | proc movehead {id name} { | 
|  | global headids idheads | 
|  |  | 
|  | removehead $headids($name) $name | 
|  | set headids($name) $id | 
|  | lappend idheads($id) $name | 
|  | } | 
|  |  | 
|  | # update things when a head has been removed | 
|  | proc removehead {id name} { | 
|  | global headids idheads | 
|  |  | 
|  | if {$idheads($id) eq $name} { | 
|  | unset idheads($id) | 
|  | } else { | 
|  | set i [lsearch -exact $idheads($id) $name] | 
|  | if {$i >= 0} { | 
|  | set idheads($id) [lreplace $idheads($id) $i $i] | 
|  | } | 
|  | } | 
|  | unset headids($name) | 
|  | } | 
|  |  | 
|  | proc ttk_toplevel {w args} { | 
|  | global use_ttk | 
|  | eval [linsert $args 0 ::toplevel $w] | 
|  | if {$use_ttk} { | 
|  | place [ttk::frame $w._toplevel_background] -x 0 -y 0 -relwidth 1 -relheight 1 | 
|  | } | 
|  | return $w | 
|  | } | 
|  |  | 
|  | proc make_transient {window origin} { | 
|  | global have_tk85 | 
|  |  | 
|  | # In MacOS Tk 8.4 transient appears to work by setting | 
|  | # overrideredirect, which is utterly useless, since the | 
|  | # windows get no border, and are not even kept above | 
|  | # the parent. | 
|  | if {!$have_tk85 && [tk windowingsystem] eq {aqua}} return | 
|  |  | 
|  | wm transient $window $origin | 
|  |  | 
|  | # Windows fails to place transient windows normally, so | 
|  | # schedule a callback to center them on the parent. | 
|  | if {[tk windowingsystem] eq {win32}} { | 
|  | after idle [list tk::PlaceWindow $window widget $origin] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc show_error {w top msg {mc mc}} { | 
|  | global NS | 
|  | if {![info exists NS]} {set NS ""} | 
|  | if {[wm state $top] eq "withdrawn"} { wm deiconify $top } | 
|  | message $w.m -text $msg -justify center -aspect 400 | 
|  | pack $w.m -side top -fill x -padx 20 -pady 20 | 
|  | ${NS}::button $w.ok -default active -text [$mc OK] -command "destroy $top" | 
|  | pack $w.ok -side bottom -fill x | 
|  | bind $top <Visibility> "grab $top; focus $top" | 
|  | bind $top <Key-Return> "destroy $top" | 
|  | bind $top <Key-space>  "destroy $top" | 
|  | bind $top <Key-Escape> "destroy $top" | 
|  | tkwait window $top | 
|  | } | 
|  |  | 
|  | proc error_popup {msg {owner .}} { | 
|  | if {[tk windowingsystem] eq "win32"} { | 
|  | tk_messageBox -icon error -type ok -title [wm title .] \ | 
|  | -parent $owner -message $msg | 
|  | } else { | 
|  | set w .error | 
|  | ttk_toplevel $w | 
|  | make_transient $w $owner | 
|  | show_error $w $w $msg | 
|  | } | 
|  | } | 
|  |  | 
|  | proc confirm_popup {msg {owner .}} { | 
|  | global confirm_ok NS | 
|  | set confirm_ok 0 | 
|  | set w .confirm | 
|  | ttk_toplevel $w | 
|  | make_transient $w $owner | 
|  | message $w.m -text $msg -justify center -aspect 400 | 
|  | pack $w.m -side top -fill x -padx 20 -pady 20 | 
|  | ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w" | 
|  | pack $w.ok -side left -fill x | 
|  | ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w" | 
|  | pack $w.cancel -side right -fill x | 
|  | bind $w <Visibility> "grab $w; focus $w" | 
|  | bind $w <Key-Return> "set confirm_ok 1; destroy $w" | 
|  | bind $w <Key-space>  "set confirm_ok 1; destroy $w" | 
|  | bind $w <Key-Escape> "destroy $w" | 
|  | tk::PlaceWindow $w widget $owner | 
|  | tkwait window $w | 
|  | return $confirm_ok | 
|  | } | 
|  |  | 
|  | proc setoptions {} { | 
|  | if {[tk windowingsystem] ne "win32"} { | 
|  | option add *Panedwindow.showHandle 1 startupFile | 
|  | option add *Panedwindow.sashRelief raised startupFile | 
|  | if {[tk windowingsystem] ne "aqua"} { | 
|  | option add *Menu.font uifont startupFile | 
|  | } | 
|  | } else { | 
|  | option add *Menu.TearOff 0 startupFile | 
|  | } | 
|  | option add *Button.font uifont startupFile | 
|  | option add *Checkbutton.font uifont startupFile | 
|  | option add *Radiobutton.font uifont startupFile | 
|  | option add *Menubutton.font uifont startupFile | 
|  | option add *Label.font uifont startupFile | 
|  | option add *Message.font uifont startupFile | 
|  | option add *Entry.font textfont startupFile | 
|  | option add *Text.font textfont startupFile | 
|  | option add *Labelframe.font uifont startupFile | 
|  | option add *Spinbox.font textfont startupFile | 
|  | option add *Listbox.font mainfont startupFile | 
|  | } | 
|  |  | 
|  | # Make a menu and submenus. | 
|  | # m is the window name for the menu, items is the list of menu items to add. | 
|  | # Each item is a list {mc label type description options...} | 
|  | # mc is ignored; it's so we can put mc there to alert xgettext | 
|  | # label is the string that appears in the menu | 
|  | # type is cascade, command or radiobutton (should add checkbutton) | 
|  | # description depends on type; it's the sublist for cascade, the | 
|  | # command to invoke for command, or {variable value} for radiobutton | 
|  | proc makemenu {m items} { | 
|  | menu $m | 
|  | if {[tk windowingsystem] eq {aqua}} { | 
|  | set Meta1 Cmd | 
|  | } else { | 
|  | set Meta1 Ctrl | 
|  | } | 
|  | foreach i $items { | 
|  | set name [mc [lindex $i 1]] | 
|  | set type [lindex $i 2] | 
|  | set thing [lindex $i 3] | 
|  | set params [list $type] | 
|  | if {$name ne {}} { | 
|  | set u [string first "&" [string map {&& x} $name]] | 
|  | lappend params -label [string map {&& & & {}} $name] | 
|  | if {$u >= 0} { | 
|  | lappend params -underline $u | 
|  | } | 
|  | } | 
|  | switch -- $type { | 
|  | "cascade" { | 
|  | set submenu [string tolower [string map {& ""} [lindex $i 1]]] | 
|  | lappend params -menu $m.$submenu | 
|  | } | 
|  | "command" { | 
|  | lappend params -command $thing | 
|  | } | 
|  | "radiobutton" { | 
|  | lappend params -variable [lindex $thing 0] \ | 
|  | -value [lindex $thing 1] | 
|  | } | 
|  | } | 
|  | set tail [lrange $i 4 end] | 
|  | regsub -all {\yMeta1\y} $tail $Meta1 tail | 
|  | eval $m add $params $tail | 
|  | if {$type eq "cascade"} { | 
|  | makemenu $m.$submenu $thing | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # translate string and remove ampersands | 
|  | proc mca {str} { | 
|  | return [string map {&& & & {}} [mc $str]] | 
|  | } | 
|  |  | 
|  | proc makedroplist {w varname args} { | 
|  | global use_ttk | 
|  | if {$use_ttk} { | 
|  | set width 0 | 
|  | foreach label $args { | 
|  | set cx [string length $label] | 
|  | if {$cx > $width} {set width $cx} | 
|  | } | 
|  | set gm [ttk::combobox $w -width $width -state readonly\ | 
|  | -textvariable $varname -values $args] | 
|  | } else { | 
|  | set gm [eval [linsert $args 0 tk_optionMenu $w $varname]] | 
|  | } | 
|  | return $gm | 
|  | } | 
|  |  | 
|  | proc makewindow {} { | 
|  | global canv canv2 canv3 linespc charspc ctext cflist cscroll | 
|  | global tabstop | 
|  | global findtype findtypemenu findloc findstring fstring geometry | 
|  | global entries sha1entry sha1string sha1but | 
|  | global diffcontextstring diffcontext | 
|  | global ignorespace | 
|  | global maincursor textcursor curtextcursor | 
|  | global rowctxmenu fakerowmenu mergemax wrapcomment | 
|  | global highlight_files gdttype | 
|  | global searchstring sstring | 
|  | global bgcolor fgcolor bglist fglist diffcolors selectbgcolor | 
|  | global headctxmenu progresscanv progressitem progresscoords statusw | 
|  | global fprogitem fprogcoord lastprogupdate progupdatepending | 
|  | global rprogitem rprogcoord rownumsel numcommits | 
|  | global have_tk85 use_ttk NS | 
|  | global git_version | 
|  | global worddiff | 
|  |  | 
|  | # The "mc" arguments here are purely so that xgettext | 
|  | # sees the following string as needing to be translated | 
|  | set file { | 
|  | mc "File" cascade { | 
|  | {mc "Update" command updatecommits -accelerator F5} | 
|  | {mc "Reload" command reloadcommits -accelerator Shift-F5} | 
|  | {mc "Reread references" command rereadrefs} | 
|  | {mc "List references" command showrefs -accelerator F2} | 
|  | {xx "" separator} | 
|  | {mc "Start git gui" command {exec git gui &}} | 
|  | {xx "" separator} | 
|  | {mc "Quit" command doquit -accelerator Meta1-Q} | 
|  | }} | 
|  | set edit { | 
|  | mc "Edit" cascade { | 
|  | {mc "Preferences" command doprefs} | 
|  | }} | 
|  | set view { | 
|  | mc "View" cascade { | 
|  | {mc "New view..." command {newview 0} -accelerator Shift-F4} | 
|  | {mc "Edit view..." command editview -state disabled -accelerator F4} | 
|  | {mc "Delete view" command delview -state disabled} | 
|  | {xx "" separator} | 
|  | {mc "All files" radiobutton {selectedview 0} -command {showview 0}} | 
|  | }} | 
|  | if {[tk windowingsystem] ne "aqua"} { | 
|  | set help { | 
|  | mc "Help" cascade { | 
|  | {mc "About gitk" command about} | 
|  | {mc "Key bindings" command keys} | 
|  | }} | 
|  | set bar [list $file $edit $view $help] | 
|  | } else { | 
|  | proc ::tk::mac::ShowPreferences {} {doprefs} | 
|  | proc ::tk::mac::Quit {} {doquit} | 
|  | lset file end [lreplace [lindex $file end] end-1 end] | 
|  | set apple { | 
|  | xx "Apple" cascade { | 
|  | {mc "About gitk" command about} | 
|  | {xx "" separator} | 
|  | }} | 
|  | set help { | 
|  | mc "Help" cascade { | 
|  | {mc "Key bindings" command keys} | 
|  | }} | 
|  | set bar [list $apple $file $view $help] | 
|  | } | 
|  | makemenu .bar $bar | 
|  | . configure -menu .bar | 
|  |  | 
|  | if {$use_ttk} { | 
|  | # cover the non-themed toplevel with a themed frame. | 
|  | place [ttk::frame ._main_background] -x 0 -y 0 -relwidth 1 -relheight 1 | 
|  | } | 
|  |  | 
|  | # the gui has upper and lower half, parts of a paned window. | 
|  | ${NS}::panedwindow .ctop -orient vertical | 
|  |  | 
|  | # possibly use assumed geometry | 
|  | if {![info exists geometry(pwsash0)]} { | 
|  | set geometry(topheight) [expr {15 * $linespc}] | 
|  | set geometry(topwidth) [expr {80 * $charspc}] | 
|  | set geometry(botheight) [expr {15 * $linespc}] | 
|  | set geometry(botwidth) [expr {50 * $charspc}] | 
|  | set geometry(pwsash0) [list [expr {40 * $charspc}] 2] | 
|  | set geometry(pwsash1) [list [expr {60 * $charspc}] 2] | 
|  | } | 
|  |  | 
|  | # the upper half will have a paned window, a scroll bar to the right, and some stuff below | 
|  | ${NS}::frame .tf -height $geometry(topheight) -width $geometry(topwidth) | 
|  | ${NS}::frame .tf.histframe | 
|  | ${NS}::panedwindow .tf.histframe.pwclist -orient horizontal | 
|  | if {!$use_ttk} { | 
|  | .tf.histframe.pwclist configure -sashpad 0 -handlesize 4 | 
|  | } | 
|  |  | 
|  | # create three canvases | 
|  | set cscroll .tf.histframe.csb | 
|  | set canv .tf.histframe.pwclist.canv | 
|  | canvas $canv \ | 
|  | -selectbackground $selectbgcolor \ | 
|  | -background $bgcolor -bd 0 \ | 
|  | -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll" | 
|  | .tf.histframe.pwclist add $canv | 
|  | set canv2 .tf.histframe.pwclist.canv2 | 
|  | canvas $canv2 \ | 
|  | -selectbackground $selectbgcolor \ | 
|  | -background $bgcolor -bd 0 -yscrollincr $linespc | 
|  | .tf.histframe.pwclist add $canv2 | 
|  | set canv3 .tf.histframe.pwclist.canv3 | 
|  | canvas $canv3 \ | 
|  | -selectbackground $selectbgcolor \ | 
|  | -background $bgcolor -bd 0 -yscrollincr $linespc | 
|  | .tf.histframe.pwclist add $canv3 | 
|  | if {$use_ttk} { | 
|  | bind .tf.histframe.pwclist <Map> { | 
|  | bind %W <Map> {} | 
|  | .tf.histframe.pwclist sashpos 1 [lindex $::geometry(pwsash1) 0] | 
|  | .tf.histframe.pwclist sashpos 0 [lindex $::geometry(pwsash0) 0] | 
|  | } | 
|  | } else { | 
|  | eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0) | 
|  | eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1) | 
|  | } | 
|  |  | 
|  | # a scroll bar to rule them | 
|  | ${NS}::scrollbar $cscroll -command {allcanvs yview} | 
|  | if {!$use_ttk} {$cscroll configure -highlightthickness 0} | 
|  | pack $cscroll -side right -fill y | 
|  | bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w} | 
|  | lappend bglist $canv $canv2 $canv3 | 
|  | pack .tf.histframe.pwclist -fill both -expand 1 -side left | 
|  |  | 
|  | # we have two button bars at bottom of top frame. Bar 1 | 
|  | ${NS}::frame .tf.bar | 
|  | ${NS}::frame .tf.lbar -height 15 | 
|  |  | 
|  | set sha1entry .tf.bar.sha1 | 
|  | set entries $sha1entry | 
|  | set sha1but .tf.bar.sha1label | 
|  | button $sha1but -text "[mc "SHA1 ID:"] " -state disabled -relief flat \ | 
|  | -command gotocommit -width 8 | 
|  | $sha1but conf -disabledforeground [$sha1but cget -foreground] | 
|  | pack .tf.bar.sha1label -side left | 
|  | ${NS}::entry $sha1entry -width 40 -font textfont -textvariable sha1string | 
|  | trace add variable sha1string write sha1change | 
|  | pack $sha1entry -side left -pady 2 | 
|  |  | 
|  | image create bitmap bm-left -data { | 
|  | #define left_width 16 | 
|  | #define left_height 16 | 
|  | static unsigned char left_bits[] = { | 
|  | 0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00, | 
|  | 0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00, | 
|  | 0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01}; | 
|  | } | 
|  | image create bitmap bm-right -data { | 
|  | #define right_width 16 | 
|  | #define right_height 16 | 
|  | static unsigned char right_bits[] = { | 
|  | 0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c, | 
|  | 0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c, | 
|  | 0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01}; | 
|  | } | 
|  | ${NS}::button .tf.bar.leftbut -image bm-left -command goback \ | 
|  | -state disabled -width 26 | 
|  | pack .tf.bar.leftbut -side left -fill y | 
|  | ${NS}::button .tf.bar.rightbut -image bm-right -command goforw \ | 
|  | -state disabled -width 26 | 
|  | pack .tf.bar.rightbut -side left -fill y | 
|  |  | 
|  | ${NS}::label .tf.bar.rowlabel -text [mc "Row"] | 
|  | set rownumsel {} | 
|  | ${NS}::label .tf.bar.rownum -width 7 -textvariable rownumsel \ | 
|  | -relief sunken -anchor e | 
|  | ${NS}::label .tf.bar.rowlabel2 -text "/" | 
|  | ${NS}::label .tf.bar.numcommits -width 7 -textvariable numcommits \ | 
|  | -relief sunken -anchor e | 
|  | pack .tf.bar.rowlabel .tf.bar.rownum .tf.bar.rowlabel2 .tf.bar.numcommits \ | 
|  | -side left | 
|  | if {!$use_ttk} { | 
|  | foreach w {rownum numcommits} {.tf.bar.$w configure -font textfont} | 
|  | } | 
|  | global selectedline | 
|  | trace add variable selectedline write selectedline_change | 
|  |  | 
|  | # Status label and progress bar | 
|  | set statusw .tf.bar.status | 
|  | ${NS}::label $statusw -width 15 -relief sunken | 
|  | pack $statusw -side left -padx 5 | 
|  | if {$use_ttk} { | 
|  | set progresscanv [ttk::progressbar .tf.bar.progress] | 
|  | } else { | 
|  | set h [expr {[font metrics uifont -linespace] + 2}] | 
|  | set progresscanv .tf.bar.progress | 
|  | canvas $progresscanv -relief sunken -height $h -borderwidth 2 | 
|  | set progressitem [$progresscanv create rect -1 0 0 $h -fill green] | 
|  | set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow] | 
|  | set rprogitem [$progresscanv create rect -1 0 0 $h -fill red] | 
|  | } | 
|  | pack $progresscanv -side right -expand 1 -fill x -padx {0 2} | 
|  | set progresscoords {0 0} | 
|  | set fprogcoord 0 | 
|  | set rprogcoord 0 | 
|  | bind $progresscanv <Configure> adjustprogress | 
|  | set lastprogupdate [clock clicks -milliseconds] | 
|  | set progupdatepending 0 | 
|  |  | 
|  | # build up the bottom bar of upper window | 
|  | ${NS}::label .tf.lbar.flabel -text "[mc "Find"] " | 
|  | ${NS}::button .tf.lbar.fnext -text [mc "next"] -command {dofind 1 1} | 
|  | ${NS}::button .tf.lbar.fprev -text [mc "prev"] -command {dofind -1 1} | 
|  | ${NS}::label .tf.lbar.flab2 -text " [mc "commit"] " | 
|  | pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \ | 
|  | -side left -fill y | 
|  | set gdttype [mc "containing:"] | 
|  | set gm [makedroplist .tf.lbar.gdttype gdttype \ | 
|  | [mc "containing:"] \ | 
|  | [mc "touching paths:"] \ | 
|  | [mc "adding/removing string:"]] | 
|  | trace add variable gdttype write gdttype_change | 
|  | pack .tf.lbar.gdttype -side left -fill y | 
|  |  | 
|  | set findstring {} | 
|  | set fstring .tf.lbar.findstring | 
|  | lappend entries $fstring | 
|  | ${NS}::entry $fstring -width 30 -textvariable findstring | 
|  | trace add variable findstring write find_change | 
|  | set findtype [mc "Exact"] | 
|  | set findtypemenu [makedroplist .tf.lbar.findtype \ | 
|  | findtype [mc "Exact"] [mc "IgnCase"] [mc "Regexp"]] | 
|  | trace add variable findtype write findcom_change | 
|  | set findloc [mc "All fields"] | 
|  | makedroplist .tf.lbar.findloc findloc [mc "All fields"] [mc "Headline"] \ | 
|  | [mc "Comments"] [mc "Author"] [mc "Committer"] | 
|  | trace add variable findloc write find_change | 
|  | pack .tf.lbar.findloc -side right | 
|  | pack .tf.lbar.findtype -side right | 
|  | pack $fstring -side left -expand 1 -fill x | 
|  |  | 
|  | # Finish putting the upper half of the viewer together | 
|  | pack .tf.lbar -in .tf -side bottom -fill x | 
|  | pack .tf.bar -in .tf -side bottom -fill x | 
|  | pack .tf.histframe -fill both -side top -expand 1 | 
|  | .ctop add .tf | 
|  | if {!$use_ttk} { | 
|  | .ctop paneconfigure .tf -height $geometry(topheight) | 
|  | .ctop paneconfigure .tf -width $geometry(topwidth) | 
|  | } | 
|  |  | 
|  | # now build up the bottom | 
|  | ${NS}::panedwindow .pwbottom -orient horizontal | 
|  |  | 
|  | # lower left, a text box over search bar, scroll bar to the right | 
|  | # if we know window height, then that will set the lower text height, otherwise | 
|  | # we set lower text height which will drive window height | 
|  | if {[info exists geometry(main)]} { | 
|  | ${NS}::frame .bleft -width $geometry(botwidth) | 
|  | } else { | 
|  | ${NS}::frame .bleft -width $geometry(botwidth) -height $geometry(botheight) | 
|  | } | 
|  | ${NS}::frame .bleft.top | 
|  | ${NS}::frame .bleft.mid | 
|  | ${NS}::frame .bleft.bottom | 
|  |  | 
|  | ${NS}::button .bleft.top.search -text [mc "Search"] -command dosearch | 
|  | pack .bleft.top.search -side left -padx 5 | 
|  | set sstring .bleft.top.sstring | 
|  | set searchstring "" | 
|  | ${NS}::entry $sstring -width 20 -textvariable searchstring | 
|  | lappend entries $sstring | 
|  | trace add variable searchstring write incrsearch | 
|  | pack $sstring -side left -expand 1 -fill x | 
|  | ${NS}::radiobutton .bleft.mid.diff -text [mc "Diff"] \ | 
|  | -command changediffdisp -variable diffelide -value {0 0} | 
|  | ${NS}::radiobutton .bleft.mid.old -text [mc "Old version"] \ | 
|  | -command changediffdisp -variable diffelide -value {0 1} | 
|  | ${NS}::radiobutton .bleft.mid.new -text [mc "New version"] \ | 
|  | -command changediffdisp -variable diffelide -value {1 0} | 
|  | ${NS}::label .bleft.mid.labeldiffcontext -text "      [mc "Lines of context"]: " | 
|  | pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left | 
|  | spinbox .bleft.mid.diffcontext -width 5 \ | 
|  | -from 0 -increment 1 -to 10000000 \ | 
|  | -validate all -validatecommand "diffcontextvalidate %P" \ | 
|  | -textvariable diffcontextstring | 
|  | .bleft.mid.diffcontext set $diffcontext | 
|  | trace add variable diffcontextstring write diffcontextchange | 
|  | lappend entries .bleft.mid.diffcontext | 
|  | pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left | 
|  | ${NS}::checkbutton .bleft.mid.ignspace -text [mc "Ignore space change"] \ | 
|  | -command changeignorespace -variable ignorespace | 
|  | pack .bleft.mid.ignspace -side left -padx 5 | 
|  |  | 
|  | set worddiff [mc "Line diff"] | 
|  | if {[package vcompare $git_version "1.7.2"] >= 0} { | 
|  | makedroplist .bleft.mid.worddiff worddiff [mc "Line diff"] \ | 
|  | [mc "Markup words"] [mc "Color words"] | 
|  | trace add variable worddiff write changeworddiff | 
|  | pack .bleft.mid.worddiff -side left -padx 5 | 
|  | } | 
|  |  | 
|  | set ctext .bleft.bottom.ctext | 
|  | text $ctext -background $bgcolor -foreground $fgcolor \ | 
|  | -state disabled -font textfont \ | 
|  | -yscrollcommand scrolltext -wrap none \ | 
|  | -xscrollcommand ".bleft.bottom.sbhorizontal set" | 
|  | if {$have_tk85} { | 
|  | $ctext conf -tabstyle wordprocessor | 
|  | } | 
|  | ${NS}::scrollbar .bleft.bottom.sb -command "$ctext yview" | 
|  | ${NS}::scrollbar .bleft.bottom.sbhorizontal -command "$ctext xview" -orient h | 
|  | pack .bleft.top -side top -fill x | 
|  | pack .bleft.mid -side top -fill x | 
|  | grid $ctext .bleft.bottom.sb -sticky nsew | 
|  | grid .bleft.bottom.sbhorizontal -sticky ew | 
|  | grid columnconfigure .bleft.bottom 0 -weight 1 | 
|  | grid rowconfigure .bleft.bottom 0 -weight 1 | 
|  | grid rowconfigure .bleft.bottom 1 -weight 0 | 
|  | pack .bleft.bottom -side top -fill both -expand 1 | 
|  | lappend bglist $ctext | 
|  | lappend fglist $ctext | 
|  |  | 
|  | $ctext tag conf comment -wrap $wrapcomment | 
|  | $ctext tag conf filesep -font textfontbold -back "#aaaaaa" | 
|  | $ctext tag conf hunksep -fore [lindex $diffcolors 2] | 
|  | $ctext tag conf d0 -fore [lindex $diffcolors 0] | 
|  | $ctext tag conf dresult -fore [lindex $diffcolors 1] | 
|  | $ctext tag conf m0 -fore red | 
|  | $ctext tag conf m1 -fore blue | 
|  | $ctext tag conf m2 -fore green | 
|  | $ctext tag conf m3 -fore purple | 
|  | $ctext tag conf m4 -fore brown | 
|  | $ctext tag conf m5 -fore "#009090" | 
|  | $ctext tag conf m6 -fore magenta | 
|  | $ctext tag conf m7 -fore "#808000" | 
|  | $ctext tag conf m8 -fore "#009000" | 
|  | $ctext tag conf m9 -fore "#ff0080" | 
|  | $ctext tag conf m10 -fore cyan | 
|  | $ctext tag conf m11 -fore "#b07070" | 
|  | $ctext tag conf m12 -fore "#70b0f0" | 
|  | $ctext tag conf m13 -fore "#70f0b0" | 
|  | $ctext tag conf m14 -fore "#f0b070" | 
|  | $ctext tag conf m15 -fore "#ff70b0" | 
|  | $ctext tag conf mmax -fore darkgrey | 
|  | set mergemax 16 | 
|  | $ctext tag conf mresult -font textfontbold | 
|  | $ctext tag conf msep -font textfontbold | 
|  | $ctext tag conf found -back yellow | 
|  |  | 
|  | .pwbottom add .bleft | 
|  | if {!$use_ttk} { | 
|  | .pwbottom paneconfigure .bleft -width $geometry(botwidth) | 
|  | } | 
|  |  | 
|  | # lower right | 
|  | ${NS}::frame .bright | 
|  | ${NS}::frame .bright.mode | 
|  | ${NS}::radiobutton .bright.mode.patch -text [mc "Patch"] \ | 
|  | -command reselectline -variable cmitmode -value "patch" | 
|  | ${NS}::radiobutton .bright.mode.tree -text [mc "Tree"] \ | 
|  | -command reselectline -variable cmitmode -value "tree" | 
|  | grid .bright.mode.patch .bright.mode.tree -sticky ew | 
|  | pack .bright.mode -side top -fill x | 
|  | set cflist .bright.cfiles | 
|  | set indent [font measure mainfont "nn"] | 
|  | text $cflist \ | 
|  | -selectbackground $selectbgcolor \ | 
|  | -background $bgcolor -foreground $fgcolor \ | 
|  | -font mainfont \ | 
|  | -tabs [list $indent [expr {2 * $indent}]] \ | 
|  | -yscrollcommand ".bright.sb set" \ | 
|  | -cursor [. cget -cursor] \ | 
|  | -spacing1 1 -spacing3 1 | 
|  | lappend bglist $cflist | 
|  | lappend fglist $cflist | 
|  | ${NS}::scrollbar .bright.sb -command "$cflist yview" | 
|  | pack .bright.sb -side right -fill y | 
|  | pack $cflist -side left -fill both -expand 1 | 
|  | $cflist tag configure highlight \ | 
|  | -background [$cflist cget -selectbackground] | 
|  | $cflist tag configure bold -font mainfontbold | 
|  |  | 
|  | .pwbottom add .bright | 
|  | .ctop add .pwbottom | 
|  |  | 
|  | # restore window width & height if known | 
|  | if {[info exists geometry(main)]} { | 
|  | if {[scan $geometry(main) "%dx%d" w h] >= 2} { | 
|  | if {$w > [winfo screenwidth .]} { | 
|  | set w [winfo screenwidth .] | 
|  | } | 
|  | if {$h > [winfo screenheight .]} { | 
|  | set h [winfo screenheight .] | 
|  | } | 
|  | wm geometry . "${w}x$h" | 
|  | } | 
|  | } | 
|  |  | 
|  | if {[info exists geometry(state)] && $geometry(state) eq "zoomed"} { | 
|  | wm state . $geometry(state) | 
|  | } | 
|  |  | 
|  | if {[tk windowingsystem] eq {aqua}} { | 
|  | set M1B M1 | 
|  | set ::BM "3" | 
|  | } else { | 
|  | set M1B Control | 
|  | set ::BM "2" | 
|  | } | 
|  |  | 
|  | if {$use_ttk} { | 
|  | bind .ctop <Map> { | 
|  | bind %W <Map> {} | 
|  | %W sashpos 0 $::geometry(topheight) | 
|  | } | 
|  | bind .pwbottom <Map> { | 
|  | bind %W <Map> {} | 
|  | %W sashpos 0 $::geometry(botwidth) | 
|  | } | 
|  | } | 
|  |  | 
|  | bind .pwbottom <Configure> {resizecdetpanes %W %w} | 
|  | pack .ctop -fill both -expand 1 | 
|  | bindall <1> {selcanvline %W %x %y} | 
|  | #bindall <B1-Motion> {selcanvline %W %x %y} | 
|  | if {[tk windowingsystem] == "win32"} { | 
|  | bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D } | 
|  | bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break } | 
|  | } else { | 
|  | bindall <ButtonRelease-4> "allcanvs yview scroll -5 units" | 
|  | bindall <ButtonRelease-5> "allcanvs yview scroll 5 units" | 
|  | if {[tk windowingsystem] eq "aqua"} { | 
|  | bindall <MouseWheel> { | 
|  | set delta [expr {- (%D)}] | 
|  | allcanvs yview scroll $delta units | 
|  | } | 
|  | bindall <Shift-MouseWheel> { | 
|  | set delta [expr {- (%D)}] | 
|  | $canv xview scroll $delta units | 
|  | } | 
|  | } | 
|  | } | 
|  | bindall <$::BM> "canvscan mark %W %x %y" | 
|  | bindall <B$::BM-Motion> "canvscan dragto %W %x %y" | 
|  | bind all <$M1B-Key-w> {destroy [winfo toplevel %W]} | 
|  | bind . <$M1B-Key-w> doquit | 
|  | bindkey <Home> selfirstline | 
|  | bindkey <End> sellastline | 
|  | bind . <Key-Up> "selnextline -1" | 
|  | bind . <Key-Down> "selnextline 1" | 
|  | bind . <Shift-Key-Up> "dofind -1 0" | 
|  | bind . <Shift-Key-Down> "dofind 1 0" | 
|  | bindkey <Key-Right> "goforw" | 
|  | bindkey <Key-Left> "goback" | 
|  | bind . <Key-Prior> "selnextpage -1" | 
|  | bind . <Key-Next> "selnextpage 1" | 
|  | bind . <$M1B-Home> "allcanvs yview moveto 0.0" | 
|  | bind . <$M1B-End> "allcanvs yview moveto 1.0" | 
|  | bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units" | 
|  | bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units" | 
|  | bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages" | 
|  | bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages" | 
|  | bindkey <Key-Delete> "$ctext yview scroll -1 pages" | 
|  | bindkey <Key-BackSpace> "$ctext yview scroll -1 pages" | 
|  | bindkey <Key-space> "$ctext yview scroll 1 pages" | 
|  | bindkey p "selnextline -1" | 
|  | bindkey n "selnextline 1" | 
|  | bindkey z "goback" | 
|  | bindkey x "goforw" | 
|  | bindkey k "selnextline -1" | 
|  | bindkey j "selnextline 1" | 
|  | bindkey h "goback" | 
|  | bindkey l "goforw" | 
|  | bindkey b prevfile | 
|  | bindkey d "$ctext yview scroll 18 units" | 
|  | bindkey u "$ctext yview scroll -18 units" | 
|  | bindkey / {focus $fstring} | 
|  | bindkey <Key-KP_Divide> {focus $fstring} | 
|  | bindkey <Key-Return> {dofind 1 1} | 
|  | bindkey ? {dofind -1 1} | 
|  | bindkey f nextfile | 
|  | bind . <F5> updatecommits | 
|  | bind . <Shift-F5> reloadcommits | 
|  | bind . <F2> showrefs | 
|  | bind . <Shift-F4> {newview 0} | 
|  | catch { bind . <Shift-Key-XF86_Switch_VT_4> {newview 0} } | 
|  | bind . <F4> edit_or_newview | 
|  | bind . <$M1B-q> doquit | 
|  | bind . <$M1B-f> {dofind 1 1} | 
|  | bind . <$M1B-g> {dofind 1 0} | 
|  | bind . <$M1B-r> dosearchback | 
|  | bind . <$M1B-s> dosearch | 
|  | bind . <$M1B-equal> {incrfont 1} | 
|  | bind . <$M1B-plus> {incrfont 1} | 
|  | bind . <$M1B-KP_Add> {incrfont 1} | 
|  | bind . <$M1B-minus> {incrfont -1} | 
|  | bind . <$M1B-KP_Subtract> {incrfont -1} | 
|  | wm protocol . WM_DELETE_WINDOW doquit | 
|  | bind . <Destroy> {stop_backends} | 
|  | bind . <Button-1> "click %W" | 
|  | bind $fstring <Key-Return> {dofind 1 1} | 
|  | bind $sha1entry <Key-Return> {gotocommit; break} | 
|  | bind $sha1entry <<PasteSelection>> clearsha1 | 
|  | bind $cflist <1> {sel_flist %W %x %y; break} | 
|  | bind $cflist <B1-Motion> {sel_flist %W %x %y; break} | 
|  | bind $cflist <ButtonRelease-1> {treeclick %W %x %y} | 
|  | global ctxbut | 
|  | bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y} | 
|  | bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y} | 
|  | bind $ctext <Button-1> {focus %W} | 
|  |  | 
|  | set maincursor [. cget -cursor] | 
|  | set textcursor [$ctext cget -cursor] | 
|  | set curtextcursor $textcursor | 
|  |  | 
|  | set rowctxmenu .rowctxmenu | 
|  | makemenu $rowctxmenu { | 
|  | {mc "Diff this -> selected" command {diffvssel 0}} | 
|  | {mc "Diff selected -> this" command {diffvssel 1}} | 
|  | {mc "Make patch" command mkpatch} | 
|  | {mc "Create tag" command mktag} | 
|  | {mc "Write commit to file" command writecommit} | 
|  | {mc "Create new branch" command mkbranch} | 
|  | {mc "Cherry-pick this commit" command cherrypick} | 
|  | {mc "Reset HEAD branch to here" command resethead} | 
|  | {mc "Mark this commit" command markhere} | 
|  | {mc "Return to mark" command gotomark} | 
|  | {mc "Find descendant of this and mark" command find_common_desc} | 
|  | {mc "Compare with marked commit" command compare_commits} | 
|  | {mc "Diff this -> marked commit" command {diffvsmark 0}} | 
|  | {mc "Diff marked commit -> this" command {diffvsmark 1}} | 
|  | } | 
|  | $rowctxmenu configure -tearoff 0 | 
|  |  | 
|  | set fakerowmenu .fakerowmenu | 
|  | makemenu $fakerowmenu { | 
|  | {mc "Diff this -> selected" command {diffvssel 0}} | 
|  | {mc "Diff selected -> this" command {diffvssel 1}} | 
|  | {mc "Make patch" command mkpatch} | 
|  | {mc "Diff this -> marked commit" command {diffvsmark 0}} | 
|  | {mc "Diff marked commit -> this" command {diffvsmark 1}} | 
|  | } | 
|  | $fakerowmenu configure -tearoff 0 | 
|  |  | 
|  | set headctxmenu .headctxmenu | 
|  | makemenu $headctxmenu { | 
|  | {mc "Check out this branch" command cobranch} | 
|  | {mc "Remove this branch" command rmbranch} | 
|  | } | 
|  | $headctxmenu configure -tearoff 0 | 
|  |  | 
|  | global flist_menu | 
|  | set flist_menu .flistctxmenu | 
|  | makemenu $flist_menu { | 
|  | {mc "Highlight this too" command {flist_hl 0}} | 
|  | {mc "Highlight this only" command {flist_hl 1}} | 
|  | {mc "External diff" command {external_diff}} | 
|  | {mc "Blame parent commit" command {external_blame 1}} | 
|  | } | 
|  | $flist_menu configure -tearoff 0 | 
|  |  | 
|  | global diff_menu | 
|  | set diff_menu .diffctxmenu | 
|  | makemenu $diff_menu { | 
|  | {mc "Show origin of this line" command show_line_source} | 
|  | {mc "Run git gui blame on this line" command {external_blame_diff}} | 
|  | } | 
|  | $diff_menu configure -tearoff 0 | 
|  | } | 
|  |  | 
|  | # Windows sends all mouse wheel events to the current focused window, not | 
|  | # the one where the mouse hovers, so bind those events here and redirect | 
|  | # to the correct window | 
|  | proc windows_mousewheel_redirector {W X Y D} { | 
|  | global canv canv2 canv3 | 
|  | set w [winfo containing -displayof $W $X $Y] | 
|  | if {$w ne ""} { | 
|  | set u [expr {$D < 0 ? 5 : -5}] | 
|  | if {$w == $canv || $w == $canv2 || $w == $canv3} { | 
|  | allcanvs yview scroll $u units | 
|  | } else { | 
|  | catch { | 
|  | $w yview scroll $u units | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # Update row number label when selectedline changes | 
|  | proc selectedline_change {n1 n2 op} { | 
|  | global selectedline rownumsel | 
|  |  | 
|  | if {$selectedline eq {}} { | 
|  | set rownumsel {} | 
|  | } else { | 
|  | set rownumsel [expr {$selectedline + 1}] | 
|  | } | 
|  | } | 
|  |  | 
|  | # mouse-2 makes all windows scan vertically, but only the one | 
|  | # the cursor is in scans horizontally | 
|  | proc canvscan {op w x y} { | 
|  | global canv canv2 canv3 | 
|  | foreach c [list $canv $canv2 $canv3] { | 
|  | if {$c == $w} { | 
|  | $c scan $op $x $y | 
|  | } else { | 
|  | $c scan $op 0 $y | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc scrollcanv {cscroll f0 f1} { | 
|  | $cscroll set $f0 $f1 | 
|  | drawvisible | 
|  | flushhighlights | 
|  | } | 
|  |  | 
|  | # when we make a key binding for the toplevel, make sure | 
|  | # it doesn't get triggered when that key is pressed in the | 
|  | # find string entry widget. | 
|  | proc bindkey {ev script} { | 
|  | global entries | 
|  | bind . $ev $script | 
|  | set escript [bind Entry $ev] | 
|  | if {$escript == {}} { | 
|  | set escript [bind Entry <Key>] | 
|  | } | 
|  | foreach e $entries { | 
|  | bind $e $ev "$escript; break" | 
|  | } | 
|  | } | 
|  |  | 
|  | # set the focus back to the toplevel for any click outside | 
|  | # the entry widgets | 
|  | proc click {w} { | 
|  | global ctext entries | 
|  | foreach e [concat $entries $ctext] { | 
|  | if {$w == $e} return | 
|  | } | 
|  | focus . | 
|  | } | 
|  |  | 
|  | # Adjust the progress bar for a change in requested extent or canvas size | 
|  | proc adjustprogress {} { | 
|  | global progresscanv progressitem progresscoords | 
|  | global fprogitem fprogcoord lastprogupdate progupdatepending | 
|  | global rprogitem rprogcoord use_ttk | 
|  |  | 
|  | if {$use_ttk} { | 
|  | $progresscanv configure -value [expr {int($fprogcoord * 100)}] | 
|  | return | 
|  | } | 
|  |  | 
|  | set w [expr {[winfo width $progresscanv] - 4}] | 
|  | set x0 [expr {$w * [lindex $progresscoords 0]}] | 
|  | set x1 [expr {$w * [lindex $progresscoords 1]}] | 
|  | set h [winfo height $progresscanv] | 
|  | $progresscanv coords $progressitem $x0 0 $x1 $h | 
|  | $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h | 
|  | $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h | 
|  | set now [clock clicks -milliseconds] | 
|  | if {$now >= $lastprogupdate + 100} { | 
|  | set progupdatepending 0 | 
|  | update | 
|  | } elseif {!$progupdatepending} { | 
|  | set progupdatepending 1 | 
|  | after [expr {$lastprogupdate + 100 - $now}] doprogupdate | 
|  | } | 
|  | } | 
|  |  | 
|  | proc doprogupdate {} { | 
|  | global lastprogupdate progupdatepending | 
|  |  | 
|  | if {$progupdatepending} { | 
|  | set progupdatepending 0 | 
|  | set lastprogupdate [clock clicks -milliseconds] | 
|  | update | 
|  | } | 
|  | } | 
|  |  | 
|  | proc savestuff {w} { | 
|  | global canv canv2 canv3 mainfont textfont uifont tabstop | 
|  | global stuffsaved findmergefiles maxgraphpct | 
|  | global maxwidth showneartags showlocalchanges | 
|  | global viewname viewfiles viewargs viewargscmd viewperm nextviewnum | 
|  | global cmitmode wrapcomment datetimeformat limitdiffs | 
|  | global colors uicolor bgcolor fgcolor diffcolors diffcontext selectbgcolor | 
|  | global autoselect autosellen extdifftool perfile_attrs markbgcolor use_ttk | 
|  | global hideremotes want_ttk | 
|  |  | 
|  | if {$stuffsaved} return | 
|  | if {![winfo viewable .]} return | 
|  | catch { | 
|  | if {[file exists ~/.gitk-new]} {file delete -force ~/.gitk-new} | 
|  | set f [open "~/.gitk-new" w] | 
|  | if {$::tcl_platform(platform) eq {windows}} { | 
|  | file attributes "~/.gitk-new" -hidden true | 
|  | } | 
|  | puts $f [list set mainfont $mainfont] | 
|  | puts $f [list set textfont $textfont] | 
|  | puts $f [list set uifont $uifont] | 
|  | puts $f [list set tabstop $tabstop] | 
|  | puts $f [list set findmergefiles $findmergefiles] | 
|  | puts $f [list set maxgraphpct $maxgraphpct] | 
|  | puts $f [list set maxwidth $maxwidth] | 
|  | puts $f [list set cmitmode $cmitmode] | 
|  | puts $f [list set wrapcomment $wrapcomment] | 
|  | puts $f [list set autoselect $autoselect] | 
|  | puts $f [list set autosellen $autosellen] | 
|  | puts $f [list set showneartags $showneartags] | 
|  | puts $f [list set hideremotes $hideremotes] | 
|  | puts $f [list set showlocalchanges $showlocalchanges] | 
|  | puts $f [list set datetimeformat $datetimeformat] | 
|  | puts $f [list set limitdiffs $limitdiffs] | 
|  | puts $f [list set uicolor $uicolor] | 
|  | puts $f [list set want_ttk $want_ttk] | 
|  | puts $f [list set bgcolor $bgcolor] | 
|  | puts $f [list set fgcolor $fgcolor] | 
|  | puts $f [list set colors $colors] | 
|  | puts $f [list set diffcolors $diffcolors] | 
|  | puts $f [list set markbgcolor $markbgcolor] | 
|  | puts $f [list set diffcontext $diffcontext] | 
|  | puts $f [list set selectbgcolor $selectbgcolor] | 
|  | puts $f [list set extdifftool $extdifftool] | 
|  | puts $f [list set perfile_attrs $perfile_attrs] | 
|  |  | 
|  | puts $f "set geometry(main) [wm geometry .]" | 
|  | puts $f "set geometry(state) [wm state .]" | 
|  | puts $f "set geometry(topwidth) [winfo width .tf]" | 
|  | puts $f "set geometry(topheight) [winfo height .tf]" | 
|  | if {$use_ttk} { | 
|  | puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\"" | 
|  | puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\"" | 
|  | } else { | 
|  | puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\"" | 
|  | puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\"" | 
|  | } | 
|  | puts $f "set geometry(botwidth) [winfo width .bleft]" | 
|  | puts $f "set geometry(botheight) [winfo height .bleft]" | 
|  |  | 
|  | puts -nonewline $f "set permviews {" | 
|  | for {set v 0} {$v < $nextviewnum} {incr v} { | 
|  | if {$viewperm($v)} { | 
|  | puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v) $viewargscmd($v)]}" | 
|  | } | 
|  | } | 
|  | puts $f "}" | 
|  | close $f | 
|  | file rename -force "~/.gitk-new" "~/.gitk" | 
|  | } | 
|  | set stuffsaved 1 | 
|  | } | 
|  |  | 
|  | proc resizeclistpanes {win w} { | 
|  | global oldwidth use_ttk | 
|  | if {[info exists oldwidth($win)]} { | 
|  | if {$use_ttk} { | 
|  | set s0 [$win sashpos 0] | 
|  | set s1 [$win sashpos 1] | 
|  | } else { | 
|  | set s0 [$win sash coord 0] | 
|  | set s1 [$win sash coord 1] | 
|  | } | 
|  | if {$w < 60} { | 
|  | set sash0 [expr {int($w/2 - 2)}] | 
|  | set sash1 [expr {int($w*5/6 - 2)}] | 
|  | } else { | 
|  | set factor [expr {1.0 * $w / $oldwidth($win)}] | 
|  | set sash0 [expr {int($factor * [lindex $s0 0])}] | 
|  | set sash1 [expr {int($factor * [lindex $s1 0])}] | 
|  | if {$sash0 < 30} { | 
|  | set sash0 30 | 
|  | } | 
|  | if {$sash1 < $sash0 + 20} { | 
|  | set sash1 [expr {$sash0 + 20}] | 
|  | } | 
|  | if {$sash1 > $w - 10} { | 
|  | set sash1 [expr {$w - 10}] | 
|  | if {$sash0 > $sash1 - 20} { | 
|  | set sash0 [expr {$sash1 - 20}] | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$use_ttk} { | 
|  | $win sashpos 0 $sash0 | 
|  | $win sashpos 1 $sash1 | 
|  | } else { | 
|  | $win sash place 0 $sash0 [lindex $s0 1] | 
|  | $win sash place 1 $sash1 [lindex $s1 1] | 
|  | } | 
|  | } | 
|  | set oldwidth($win) $w | 
|  | } | 
|  |  | 
|  | proc resizecdetpanes {win w} { | 
|  | global oldwidth use_ttk | 
|  | if {[info exists oldwidth($win)]} { | 
|  | if {$use_ttk} { | 
|  | set s0 [$win sashpos 0] | 
|  | } else { | 
|  | set s0 [$win sash coord 0] | 
|  | } | 
|  | if {$w < 60} { | 
|  | set sash0 [expr {int($w*3/4 - 2)}] | 
|  | } else { | 
|  | set factor [expr {1.0 * $w / $oldwidth($win)}] | 
|  | set sash0 [expr {int($factor * [lindex $s0 0])}] | 
|  | if {$sash0 < 45} { | 
|  | set sash0 45 | 
|  | } | 
|  | if {$sash0 > $w - 15} { | 
|  | set sash0 [expr {$w - 15}] | 
|  | } | 
|  | } | 
|  | if {$use_ttk} { | 
|  | $win sashpos 0 $sash0 | 
|  | } else { | 
|  | $win sash place 0 $sash0 [lindex $s0 1] | 
|  | } | 
|  | } | 
|  | set oldwidth($win) $w | 
|  | } | 
|  |  | 
|  | proc allcanvs args { | 
|  | global canv canv2 canv3 | 
|  | eval $canv $args | 
|  | eval $canv2 $args | 
|  | eval $canv3 $args | 
|  | } | 
|  |  | 
|  | proc bindall {event action} { | 
|  | global canv canv2 canv3 | 
|  | bind $canv $event $action | 
|  | bind $canv2 $event $action | 
|  | bind $canv3 $event $action | 
|  | } | 
|  |  | 
|  | proc about {} { | 
|  | global uifont NS | 
|  | set w .about | 
|  | if {[winfo exists $w]} { | 
|  | raise $w | 
|  | return | 
|  | } | 
|  | ttk_toplevel $w | 
|  | wm title $w [mc "About gitk"] | 
|  | make_transient $w . | 
|  | message $w.m -text [mc " | 
|  | Gitk - a commit viewer for git | 
|  |  | 
|  | Copyright \u00a9 2005-2011 Paul Mackerras | 
|  |  | 
|  | Use and redistribute under the terms of the GNU General Public License"] \ | 
|  | -justify center -aspect 400 -border 2 -bg white -relief groove | 
|  | pack $w.m -side top -fill x -padx 2 -pady 2 | 
|  | ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active | 
|  | pack $w.ok -side bottom | 
|  | bind $w <Visibility> "focus $w.ok" | 
|  | bind $w <Key-Escape> "destroy $w" | 
|  | bind $w <Key-Return> "destroy $w" | 
|  | tk::PlaceWindow $w widget . | 
|  | } | 
|  |  | 
|  | proc keys {} { | 
|  | global NS | 
|  | set w .keys | 
|  | if {[winfo exists $w]} { | 
|  | raise $w | 
|  | return | 
|  | } | 
|  | if {[tk windowingsystem] eq {aqua}} { | 
|  | set M1T Cmd | 
|  | } else { | 
|  | set M1T Ctrl | 
|  | } | 
|  | ttk_toplevel $w | 
|  | wm title $w [mc "Gitk key bindings"] | 
|  | make_transient $w . | 
|  | message $w.m -text " | 
|  | [mc "Gitk key bindings:"] | 
|  |  | 
|  | [mc "<%s-Q>		Quit" $M1T] | 
|  | [mc "<%s-W>		Close window" $M1T] | 
|  | [mc "<Home>		Move to first commit"] | 
|  | [mc "<End>		Move to last commit"] | 
|  | [mc "<Up>, p, k	Move up one commit"] | 
|  | [mc "<Down>, n, j	Move down one commit"] | 
|  | [mc "<Left>, z, h	Go back in history list"] | 
|  | [mc "<Right>, x, l	Go forward in history list"] | 
|  | [mc "<PageUp>	Move up one page in commit list"] | 
|  | [mc "<PageDown>	Move down one page in commit list"] | 
|  | [mc "<%s-Home>	Scroll to top of commit list" $M1T] | 
|  | [mc "<%s-End>	Scroll to bottom of commit list" $M1T] | 
|  | [mc "<%s-Up>	Scroll commit list up one line" $M1T] | 
|  | [mc "<%s-Down>	Scroll commit list down one line" $M1T] | 
|  | [mc "<%s-PageUp>	Scroll commit list up one page" $M1T] | 
|  | [mc "<%s-PageDown>	Scroll commit list down one page" $M1T] | 
|  | [mc "<Shift-Up>	Find backwards (upwards, later commits)"] | 
|  | [mc "<Shift-Down>	Find forwards (downwards, earlier commits)"] | 
|  | [mc "<Delete>, b	Scroll diff view up one page"] | 
|  | [mc "<Backspace>	Scroll diff view up one page"] | 
|  | [mc "<Space>		Scroll diff view down one page"] | 
|  | [mc "u		Scroll diff view up 18 lines"] | 
|  | [mc "d		Scroll diff view down 18 lines"] | 
|  | [mc "<%s-F>		Find" $M1T] | 
|  | [mc "<%s-G>		Move to next find hit" $M1T] | 
|  | [mc "<Return>	Move to next find hit"] | 
|  | [mc "/		Focus the search box"] | 
|  | [mc "?		Move to previous find hit"] | 
|  | [mc "f		Scroll diff view to next file"] | 
|  | [mc "<%s-S>		Search for next hit in diff view" $M1T] | 
|  | [mc "<%s-R>		Search for previous hit in diff view" $M1T] | 
|  | [mc "<%s-KP+>	Increase font size" $M1T] | 
|  | [mc "<%s-plus>	Increase font size" $M1T] | 
|  | [mc "<%s-KP->	Decrease font size" $M1T] | 
|  | [mc "<%s-minus>	Decrease font size" $M1T] | 
|  | [mc "<F5>		Update"] | 
|  | " \ | 
|  | -justify left -bg white -border 2 -relief groove | 
|  | pack $w.m -side top -fill both -padx 2 -pady 2 | 
|  | ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active | 
|  | bind $w <Key-Escape> [list destroy $w] | 
|  | pack $w.ok -side bottom | 
|  | bind $w <Visibility> "focus $w.ok" | 
|  | bind $w <Key-Escape> "destroy $w" | 
|  | bind $w <Key-Return> "destroy $w" | 
|  | } | 
|  |  | 
|  | # Procedures for manipulating the file list window at the | 
|  | # bottom right of the overall window. | 
|  |  | 
|  | proc treeview {w l openlevs} { | 
|  | global treecontents treediropen treeheight treeparent treeindex | 
|  |  | 
|  | set ix 0 | 
|  | set treeindex() 0 | 
|  | set lev 0 | 
|  | set prefix {} | 
|  | set prefixend -1 | 
|  | set prefendstack {} | 
|  | set htstack {} | 
|  | set ht 0 | 
|  | set treecontents() {} | 
|  | $w conf -state normal | 
|  | foreach f $l { | 
|  | while {[string range $f 0 $prefixend] ne $prefix} { | 
|  | if {$lev <= $openlevs} { | 
|  | $w mark set e:$treeindex($prefix) "end -1c" | 
|  | $w mark gravity e:$treeindex($prefix) left | 
|  | } | 
|  | set treeheight($prefix) $ht | 
|  | incr ht [lindex $htstack end] | 
|  | set htstack [lreplace $htstack end end] | 
|  | set prefixend [lindex $prefendstack end] | 
|  | set prefendstack [lreplace $prefendstack end end] | 
|  | set prefix [string range $prefix 0 $prefixend] | 
|  | incr lev -1 | 
|  | } | 
|  | set tail [string range $f [expr {$prefixend+1}] end] | 
|  | while {[set slash [string first "/" $tail]] >= 0} { | 
|  | lappend htstack $ht | 
|  | set ht 0 | 
|  | lappend prefendstack $prefixend | 
|  | incr prefixend [expr {$slash + 1}] | 
|  | set d [string range $tail 0 $slash] | 
|  | lappend treecontents($prefix) $d | 
|  | set oldprefix $prefix | 
|  | append prefix $d | 
|  | set treecontents($prefix) {} | 
|  | set treeindex($prefix) [incr ix] | 
|  | set treeparent($prefix) $oldprefix | 
|  | set tail [string range $tail [expr {$slash+1}] end] | 
|  | if {$lev <= $openlevs} { | 
|  | set ht 1 | 
|  | set treediropen($prefix) [expr {$lev < $openlevs}] | 
|  | set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}] | 
|  | $w mark set d:$ix "end -1c" | 
|  | $w mark gravity d:$ix left | 
|  | set str "\n" | 
|  | for {set i 0} {$i < $lev} {incr i} {append str "\t"} | 
|  | $w insert end $str | 
|  | $w image create end -align center -image $bm -padx 1 \ | 
|  | -name a:$ix | 
|  | $w insert end $d [highlight_tag $prefix] | 
|  | $w mark set s:$ix "end -1c" | 
|  | $w mark gravity s:$ix left | 
|  | } | 
|  | incr lev | 
|  | } | 
|  | if {$tail ne {}} { | 
|  | if {$lev <= $openlevs} { | 
|  | incr ht | 
|  | set str "\n" | 
|  | for {set i 0} {$i < $lev} {incr i} {append str "\t"} | 
|  | $w insert end $str | 
|  | $w insert end $tail [highlight_tag $f] | 
|  | } | 
|  | lappend treecontents($prefix) $tail | 
|  | } | 
|  | } | 
|  | while {$htstack ne {}} { | 
|  | set treeheight($prefix) $ht | 
|  | incr ht [lindex $htstack end] | 
|  | set htstack [lreplace $htstack end end] | 
|  | set prefixend [lindex $prefendstack end] | 
|  | set prefendstack [lreplace $prefendstack end end] | 
|  | set prefix [string range $prefix 0 $prefixend] | 
|  | } | 
|  | $w conf -state disabled | 
|  | } | 
|  |  | 
|  | proc linetoelt {l} { | 
|  | global treeheight treecontents | 
|  |  | 
|  | set y 2 | 
|  | set prefix {} | 
|  | while {1} { | 
|  | foreach e $treecontents($prefix) { | 
|  | if {$y == $l} { | 
|  | return "$prefix$e" | 
|  | } | 
|  | set n 1 | 
|  | if {[string index $e end] eq "/"} { | 
|  | set n $treeheight($prefix$e) | 
|  | if {$y + $n > $l} { | 
|  | append prefix $e | 
|  | incr y | 
|  | break | 
|  | } | 
|  | } | 
|  | incr y $n | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc highlight_tree {y prefix} { | 
|  | global treeheight treecontents cflist | 
|  |  | 
|  | foreach e $treecontents($prefix) { | 
|  | set path $prefix$e | 
|  | if {[highlight_tag $path] ne {}} { | 
|  | $cflist tag add bold $y.0 "$y.0 lineend" | 
|  | } | 
|  | incr y | 
|  | if {[string index $e end] eq "/" && $treeheight($path) > 1} { | 
|  | set y [highlight_tree $y $path] | 
|  | } | 
|  | } | 
|  | return $y | 
|  | } | 
|  |  | 
|  | proc treeclosedir {w dir} { | 
|  | global treediropen treeheight treeparent treeindex | 
|  |  | 
|  | set ix $treeindex($dir) | 
|  | $w conf -state normal | 
|  | $w delete s:$ix e:$ix | 
|  | set treediropen($dir) 0 | 
|  | $w image configure a:$ix -image tri-rt | 
|  | $w conf -state disabled | 
|  | set n [expr {1 - $treeheight($dir)}] | 
|  | while {$dir ne {}} { | 
|  | incr treeheight($dir) $n | 
|  | set dir $treeparent($dir) | 
|  | } | 
|  | } | 
|  |  | 
|  | proc treeopendir {w dir} { | 
|  | global treediropen treeheight treeparent treecontents treeindex | 
|  |  | 
|  | set ix $treeindex($dir) | 
|  | $w conf -state normal | 
|  | $w image configure a:$ix -image tri-dn | 
|  | $w mark set e:$ix s:$ix | 
|  | $w mark gravity e:$ix right | 
|  | set lev 0 | 
|  | set str "\n" | 
|  | set n [llength $treecontents($dir)] | 
|  | for {set x $dir} {$x ne {}} {set x $treeparent($x)} { | 
|  | incr lev | 
|  | append str "\t" | 
|  | incr treeheight($x) $n | 
|  | } | 
|  | foreach e $treecontents($dir) { | 
|  | set de $dir$e | 
|  | if {[string index $e end] eq "/"} { | 
|  | set iy $treeindex($de) | 
|  | $w mark set d:$iy e:$ix | 
|  | $w mark gravity d:$iy left | 
|  | $w insert e:$ix $str | 
|  | set treediropen($de) 0 | 
|  | $w image create e:$ix -align center -image tri-rt -padx 1 \ | 
|  | -name a:$iy | 
|  | $w insert e:$ix $e [highlight_tag $de] | 
|  | $w mark set s:$iy e:$ix | 
|  | $w mark gravity s:$iy left | 
|  | set treeheight($de) 1 | 
|  | } else { | 
|  | $w insert e:$ix $str | 
|  | $w insert e:$ix $e [highlight_tag $de] | 
|  | } | 
|  | } | 
|  | $w mark gravity e:$ix right | 
|  | $w conf -state disabled | 
|  | set treediropen($dir) 1 | 
|  | set top [lindex [split [$w index @0,0] .] 0] | 
|  | set ht [$w cget -height] | 
|  | set l [lindex [split [$w index s:$ix] .] 0] | 
|  | if {$l < $top} { | 
|  | $w yview $l.0 | 
|  | } elseif {$l + $n + 1 > $top + $ht} { | 
|  | set top [expr {$l + $n + 2 - $ht}] | 
|  | if {$l < $top} { | 
|  | set top $l | 
|  | } | 
|  | $w yview $top.0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc treeclick {w x y} { | 
|  | global treediropen cmitmode ctext cflist cflist_top | 
|  |  | 
|  | if {$cmitmode ne "tree"} return | 
|  | if {![info exists cflist_top]} return | 
|  | set l [lindex [split [$w index "@$x,$y"] "."] 0] | 
|  | $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend" | 
|  | $cflist tag add highlight $l.0 "$l.0 lineend" | 
|  | set cflist_top $l | 
|  | if {$l == 1} { | 
|  | $ctext yview 1.0 | 
|  | return | 
|  | } | 
|  | set e [linetoelt $l] | 
|  | if {[string index $e end] ne "/"} { | 
|  | showfile $e | 
|  | } elseif {$treediropen($e)} { | 
|  | treeclosedir $w $e | 
|  | } else { | 
|  | treeopendir $w $e | 
|  | } | 
|  | } | 
|  |  | 
|  | proc setfilelist {id} { | 
|  | global treefilelist cflist jump_to_here | 
|  |  | 
|  | treeview $cflist $treefilelist($id) 0 | 
|  | if {$jump_to_here ne {}} { | 
|  | set f [lindex $jump_to_here 0] | 
|  | if {[lsearch -exact $treefilelist($id) $f] >= 0} { | 
|  | showfile $f | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | image create bitmap tri-rt -background black -foreground blue -data { | 
|  | #define tri-rt_width 13 | 
|  | #define tri-rt_height 13 | 
|  | static unsigned char tri-rt_bits[] = { | 
|  | 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00, | 
|  | 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00, | 
|  | 0x00, 0x00}; | 
|  | } -maskdata { | 
|  | #define tri-rt-mask_width 13 | 
|  | #define tri-rt-mask_height 13 | 
|  | static unsigned char tri-rt-mask_bits[] = { | 
|  | 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01, | 
|  | 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00, | 
|  | 0x08, 0x00}; | 
|  | } | 
|  | image create bitmap tri-dn -background black -foreground blue -data { | 
|  | #define tri-dn_width 13 | 
|  | #define tri-dn_height 13 | 
|  | static unsigned char tri-dn_bits[] = { | 
|  | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03, | 
|  | 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | 
|  | 0x00, 0x00}; | 
|  | } -maskdata { | 
|  | #define tri-dn-mask_width 13 | 
|  | #define tri-dn-mask_height 13 | 
|  | static unsigned char tri-dn-mask_bits[] = { | 
|  | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07, | 
|  | 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, | 
|  | 0x00, 0x00}; | 
|  | } | 
|  |  | 
|  | image create bitmap reficon-T -background black -foreground yellow -data { | 
|  | #define tagicon_width 13 | 
|  | #define tagicon_height 9 | 
|  | static unsigned char tagicon_bits[] = { | 
|  | 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07, | 
|  | 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00}; | 
|  | } -maskdata { | 
|  | #define tagicon-mask_width 13 | 
|  | #define tagicon-mask_height 9 | 
|  | static unsigned char tagicon-mask_bits[] = { | 
|  | 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f, | 
|  | 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00}; | 
|  | } | 
|  | set rectdata { | 
|  | #define headicon_width 13 | 
|  | #define headicon_height 9 | 
|  | static unsigned char headicon_bits[] = { | 
|  | 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07, | 
|  | 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00}; | 
|  | } | 
|  | set rectmask { | 
|  | #define headicon-mask_width 13 | 
|  | #define headicon-mask_height 9 | 
|  | static unsigned char headicon-mask_bits[] = { | 
|  | 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, | 
|  | 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00}; | 
|  | } | 
|  | image create bitmap reficon-H -background black -foreground green \ | 
|  | -data $rectdata -maskdata $rectmask | 
|  | image create bitmap reficon-o -background black -foreground "#ddddff" \ | 
|  | -data $rectdata -maskdata $rectmask | 
|  |  | 
|  | proc init_flist {first} { | 
|  | global cflist cflist_top difffilestart | 
|  |  | 
|  | $cflist conf -state normal | 
|  | $cflist delete 0.0 end | 
|  | if {$first ne {}} { | 
|  | $cflist insert end $first | 
|  | set cflist_top 1 | 
|  | $cflist tag add highlight 1.0 "1.0 lineend" | 
|  | } else { | 
|  | catch {unset cflist_top} | 
|  | } | 
|  | $cflist conf -state disabled | 
|  | set difffilestart {} | 
|  | } | 
|  |  | 
|  | proc highlight_tag {f} { | 
|  | global highlight_paths | 
|  |  | 
|  | foreach p $highlight_paths { | 
|  | if {[string match $p $f]} { | 
|  | return "bold" | 
|  | } | 
|  | } | 
|  | return {} | 
|  | } | 
|  |  | 
|  | proc highlight_filelist {} { | 
|  | global cmitmode cflist | 
|  |  | 
|  | $cflist conf -state normal | 
|  | if {$cmitmode ne "tree"} { | 
|  | set end [lindex [split [$cflist index end] .] 0] | 
|  | for {set l 2} {$l < $end} {incr l} { | 
|  | set line [$cflist get $l.0 "$l.0 lineend"] | 
|  | if {[highlight_tag $line] ne {}} { | 
|  | $cflist tag add bold $l.0 "$l.0 lineend" | 
|  | } | 
|  | } | 
|  | } else { | 
|  | highlight_tree 2 {} | 
|  | } | 
|  | $cflist conf -state disabled | 
|  | } | 
|  |  | 
|  | proc unhighlight_filelist {} { | 
|  | global cflist | 
|  |  | 
|  | $cflist conf -state normal | 
|  | $cflist tag remove bold 1.0 end | 
|  | $cflist conf -state disabled | 
|  | } | 
|  |  | 
|  | proc add_flist {fl} { | 
|  | global cflist | 
|  |  | 
|  | $cflist conf -state normal | 
|  | foreach f $fl { | 
|  | $cflist insert end "\n" | 
|  | $cflist insert end $f [highlight_tag $f] | 
|  | } | 
|  | $cflist conf -state disabled | 
|  | } | 
|  |  | 
|  | proc sel_flist {w x y} { | 
|  | global ctext difffilestart cflist cflist_top cmitmode | 
|  |  | 
|  | if {$cmitmode eq "tree"} return | 
|  | if {![info exists cflist_top]} return | 
|  | set l [lindex [split [$w index "@$x,$y"] "."] 0] | 
|  | $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend" | 
|  | $cflist tag add highlight $l.0 "$l.0 lineend" | 
|  | set cflist_top $l | 
|  | if {$l == 1} { | 
|  | $ctext yview 1.0 | 
|  | } else { | 
|  | catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]} | 
|  | } | 
|  | } | 
|  |  | 
|  | proc pop_flist_menu {w X Y x y} { | 
|  | global ctext cflist cmitmode flist_menu flist_menu_file | 
|  | global treediffs diffids | 
|  |  | 
|  | stopfinding | 
|  | set l [lindex [split [$w index "@$x,$y"] "."] 0] | 
|  | if {$l <= 1} return | 
|  | if {$cmitmode eq "tree"} { | 
|  | set e [linetoelt $l] | 
|  | if {[string index $e end] eq "/"} return | 
|  | } else { | 
|  | set e [lindex $treediffs($diffids) [expr {$l-2}]] | 
|  | } | 
|  | set flist_menu_file $e | 
|  | set xdiffstate "normal" | 
|  | if {$cmitmode eq "tree"} { | 
|  | set xdiffstate "disabled" | 
|  | } | 
|  | # Disable "External diff" item in tree mode | 
|  | $flist_menu entryconf 2 -state $xdiffstate | 
|  | tk_popup $flist_menu $X $Y | 
|  | } | 
|  |  | 
|  | proc find_ctext_fileinfo {line} { | 
|  | global ctext_file_names ctext_file_lines | 
|  |  | 
|  | set ok [bsearch $ctext_file_lines $line] | 
|  | set tline [lindex $ctext_file_lines $ok] | 
|  |  | 
|  | if {$ok >= [llength $ctext_file_lines] || $line < $tline} { | 
|  | return {} | 
|  | } else { | 
|  | return [list [lindex $ctext_file_names $ok] $tline] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc pop_diff_menu {w X Y x y} { | 
|  | global ctext diff_menu flist_menu_file | 
|  | global diff_menu_txtpos diff_menu_line | 
|  | global diff_menu_filebase | 
|  |  | 
|  | set diff_menu_txtpos [split [$w index "@$x,$y"] "."] | 
|  | set diff_menu_line [lindex $diff_menu_txtpos 0] | 
|  | # don't pop up the menu on hunk-separator or file-separator lines | 
|  | if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} { | 
|  | return | 
|  | } | 
|  | stopfinding | 
|  | set f [find_ctext_fileinfo $diff_menu_line] | 
|  | if {$f eq {}} return | 
|  | set flist_menu_file [lindex $f 0] | 
|  | set diff_menu_filebase [lindex $f 1] | 
|  | tk_popup $diff_menu $X $Y | 
|  | } | 
|  |  | 
|  | proc flist_hl {only} { | 
|  | global flist_menu_file findstring gdttype | 
|  |  | 
|  | set x [shellquote $flist_menu_file] | 
|  | if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} { | 
|  | set findstring $x | 
|  | } else { | 
|  | append findstring " " $x | 
|  | } | 
|  | set gdttype [mc "touching paths:"] | 
|  | } | 
|  |  | 
|  | proc gitknewtmpdir {} { | 
|  | global diffnum gitktmpdir gitdir | 
|  |  | 
|  | if {![info exists gitktmpdir]} { | 
|  | set gitktmpdir [file join $gitdir [format ".gitk-tmp.%s" [pid]]] | 
|  | if {[catch {file mkdir $gitktmpdir} err]} { | 
|  | error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err" | 
|  | unset gitktmpdir | 
|  | return {} | 
|  | } | 
|  | set diffnum 0 | 
|  | } | 
|  | incr diffnum | 
|  | set diffdir [file join $gitktmpdir $diffnum] | 
|  | if {[catch {file mkdir $diffdir} err]} { | 
|  | error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err" | 
|  | return {} | 
|  | } | 
|  | return $diffdir | 
|  | } | 
|  |  | 
|  | proc save_file_from_commit {filename output what} { | 
|  | global nullfile | 
|  |  | 
|  | if {[catch {exec git show $filename -- > $output} err]} { | 
|  | if {[string match "fatal: bad revision *" $err]} { | 
|  | return $nullfile | 
|  | } | 
|  | error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err" | 
|  | return {} | 
|  | } | 
|  | return $output | 
|  | } | 
|  |  | 
|  | proc external_diff_get_one_file {diffid filename diffdir} { | 
|  | global nullid nullid2 nullfile | 
|  | global worktree | 
|  |  | 
|  | if {$diffid == $nullid} { | 
|  | set difffile [file join $worktree $filename] | 
|  | if {[file exists $difffile]} { | 
|  | return $difffile | 
|  | } | 
|  | return $nullfile | 
|  | } | 
|  | if {$diffid == $nullid2} { | 
|  | set difffile [file join $diffdir "\[index\] [file tail $filename]"] | 
|  | return [save_file_from_commit :$filename $difffile index] | 
|  | } | 
|  | set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"] | 
|  | return [save_file_from_commit $diffid:$filename $difffile \ | 
|  | "revision $diffid"] | 
|  | } | 
|  |  | 
|  | proc external_diff {} { | 
|  | global nullid nullid2 | 
|  | global flist_menu_file | 
|  | global diffids | 
|  | global extdifftool | 
|  |  | 
|  | if {[llength $diffids] == 1} { | 
|  | # no reference commit given | 
|  | set diffidto [lindex $diffids 0] | 
|  | if {$diffidto eq $nullid} { | 
|  | # diffing working copy with index | 
|  | set diffidfrom $nullid2 | 
|  | } elseif {$diffidto eq $nullid2} { | 
|  | # diffing index with HEAD | 
|  | set diffidfrom "HEAD" | 
|  | } else { | 
|  | # use first parent commit | 
|  | global parentlist selectedline | 
|  | set diffidfrom [lindex $parentlist $selectedline 0] | 
|  | } | 
|  | } else { | 
|  | set diffidfrom [lindex $diffids 0] | 
|  | set diffidto [lindex $diffids 1] | 
|  | } | 
|  |  | 
|  | # make sure that several diffs wont collide | 
|  | set diffdir [gitknewtmpdir] | 
|  | if {$diffdir eq {}} return | 
|  |  | 
|  | # gather files to diff | 
|  | set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir] | 
|  | set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir] | 
|  |  | 
|  | if {$difffromfile ne {} && $difftofile ne {}} { | 
|  | set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile] | 
|  | if {[catch {set fl [open |$cmd r]} err]} { | 
|  | file delete -force $diffdir | 
|  | error_popup "$extdifftool: [mc "command failed:"] $err" | 
|  | } else { | 
|  | fconfigure $fl -blocking 0 | 
|  | filerun $fl [list delete_at_eof $fl $diffdir] | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc find_hunk_blamespec {base line} { | 
|  | global ctext | 
|  |  | 
|  | # Find and parse the hunk header | 
|  | set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0] | 
|  | if {$s_lix eq {}} return | 
|  |  | 
|  | set s_line [$ctext get $s_lix "$s_lix + 1 lines"] | 
|  | if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \ | 
|  | s_line old_specs osz osz1 new_line nsz]} { | 
|  | return | 
|  | } | 
|  |  | 
|  | # base lines for the parents | 
|  | set base_lines [list $new_line] | 
|  | foreach old_spec [lrange [split $old_specs " "] 1 end] { | 
|  | if {![regexp -- {-(\d+)(,\d+)?} $old_spec \ | 
|  | old_spec old_line osz]} { | 
|  | return | 
|  | } | 
|  | lappend base_lines $old_line | 
|  | } | 
|  |  | 
|  | # Now scan the lines to determine offset within the hunk | 
|  | set max_parent [expr {[llength $base_lines]-2}] | 
|  | set dline 0 | 
|  | set s_lno [lindex [split $s_lix "."] 0] | 
|  |  | 
|  | # Determine if the line is removed | 
|  | set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"] | 
|  | if {[string match {[-+ ]*} $chunk]} { | 
|  | set removed_idx [string first "-" $chunk] | 
|  | # Choose a parent index | 
|  | if {$removed_idx >= 0} { | 
|  | set parent $removed_idx | 
|  | } else { | 
|  | set unchanged_idx [string first " " $chunk] | 
|  | if {$unchanged_idx >= 0} { | 
|  | set parent $unchanged_idx | 
|  | } else { | 
|  | # blame the current commit | 
|  | set parent -1 | 
|  | } | 
|  | } | 
|  | # then count other lines that belong to it | 
|  | for {set i $line} {[incr i -1] > $s_lno} {} { | 
|  | set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"] | 
|  | # Determine if the line is removed | 
|  | set removed_idx [string first "-" $chunk] | 
|  | if {$parent >= 0} { | 
|  | set code [string index $chunk $parent] | 
|  | if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} { | 
|  | incr dline | 
|  | } | 
|  | } else { | 
|  | if {$removed_idx < 0} { | 
|  | incr dline | 
|  | } | 
|  | } | 
|  | } | 
|  | incr parent | 
|  | } else { | 
|  | set parent 0 | 
|  | } | 
|  |  | 
|  | incr dline [lindex $base_lines $parent] | 
|  | return [list $parent $dline] | 
|  | } | 
|  |  | 
|  | proc external_blame_diff {} { | 
|  | global currentid cmitmode | 
|  | global diff_menu_txtpos diff_menu_line | 
|  | global diff_menu_filebase flist_menu_file | 
|  |  | 
|  | if {$cmitmode eq "tree"} { | 
|  | set parent_idx 0 | 
|  | set line [expr {$diff_menu_line - $diff_menu_filebase}] | 
|  | } else { | 
|  | set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line] | 
|  | if {$hinfo ne {}} { | 
|  | set parent_idx [lindex $hinfo 0] | 
|  | set line [lindex $hinfo 1] | 
|  | } else { | 
|  | set parent_idx 0 | 
|  | set line 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | external_blame $parent_idx $line | 
|  | } | 
|  |  | 
|  | # Find the SHA1 ID of the blob for file $fname in the index | 
|  | # at stage 0 or 2 | 
|  | proc index_sha1 {fname} { | 
|  | set f [open [list | git ls-files -s $fname] r] | 
|  | while {[gets $f line] >= 0} { | 
|  | set info [lindex [split $line "\t"] 0] | 
|  | set stage [lindex $info 2] | 
|  | if {$stage eq "0" || $stage eq "2"} { | 
|  | close $f | 
|  | return [lindex $info 1] | 
|  | } | 
|  | } | 
|  | close $f | 
|  | return {} | 
|  | } | 
|  |  | 
|  | # Turn an absolute path into one relative to the current directory | 
|  | proc make_relative {f} { | 
|  | if {[file pathtype $f] eq "relative"} { | 
|  | return $f | 
|  | } | 
|  | set elts [file split $f] | 
|  | set here [file split [pwd]] | 
|  | set ei 0 | 
|  | set hi 0 | 
|  | set res {} | 
|  | foreach d $here { | 
|  | if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} { | 
|  | lappend res ".." | 
|  | } else { | 
|  | incr ei | 
|  | } | 
|  | incr hi | 
|  | } | 
|  | set elts [concat $res [lrange $elts $ei end]] | 
|  | return [eval file join $elts] | 
|  | } | 
|  |  | 
|  | proc external_blame {parent_idx {line {}}} { | 
|  | global flist_menu_file cdup | 
|  | global nullid nullid2 | 
|  | global parentlist selectedline currentid | 
|  |  | 
|  | if {$parent_idx > 0} { | 
|  | set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]] | 
|  | } else { | 
|  | set base_commit $currentid | 
|  | } | 
|  |  | 
|  | if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} { | 
|  | error_popup [mc "No such commit"] | 
|  | return | 
|  | } | 
|  |  | 
|  | set cmdline [list git gui blame] | 
|  | if {$line ne {} && $line > 1} { | 
|  | lappend cmdline "--line=$line" | 
|  | } | 
|  | set f [file join $cdup $flist_menu_file] | 
|  | # Unfortunately it seems git gui blame doesn't like | 
|  | # being given an absolute path... | 
|  | set f [make_relative $f] | 
|  | lappend cmdline $base_commit $f | 
|  | if {[catch {eval exec $cmdline &} err]} { | 
|  | error_popup "[mc "git gui blame: command failed:"] $err" | 
|  | } | 
|  | } | 
|  |  | 
|  | proc show_line_source {} { | 
|  | global cmitmode currentid parents curview blamestuff blameinst | 
|  | global diff_menu_line diff_menu_filebase flist_menu_file | 
|  | global nullid nullid2 gitdir cdup | 
|  |  | 
|  | set from_index {} | 
|  | if {$cmitmode eq "tree"} { | 
|  | set id $currentid | 
|  | set line [expr {$diff_menu_line - $diff_menu_filebase}] | 
|  | } else { | 
|  | set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line] | 
|  | if {$h eq {}} return | 
|  | set pi [lindex $h 0] | 
|  | if {$pi == 0} { | 
|  | mark_ctext_line $diff_menu_line | 
|  | return | 
|  | } | 
|  | incr pi -1 | 
|  | if {$currentid eq $nullid} { | 
|  | if {$pi > 0} { | 
|  | # must be a merge in progress... | 
|  | if {[catch { | 
|  | # get the last line from .git/MERGE_HEAD | 
|  | set f [open [file join $gitdir MERGE_HEAD] r] | 
|  | set id [lindex [split [read $f] "\n"] end-1] | 
|  | close $f | 
|  | } err]} { | 
|  | error_popup [mc "Couldn't read merge head: %s" $err] | 
|  | return | 
|  | } | 
|  | } elseif {$parents($curview,$currentid) eq $nullid2} { | 
|  | # need to do the blame from the index | 
|  | if {[catch { | 
|  | set from_index [index_sha1 $flist_menu_file] | 
|  | } err]} { | 
|  | error_popup [mc "Error reading index: %s" $err] | 
|  | return | 
|  | } | 
|  | } else { | 
|  | set id $parents($curview,$currentid) | 
|  | } | 
|  | } else { | 
|  | set id [lindex $parents($curview,$currentid) $pi] | 
|  | } | 
|  | set line [lindex $h 1] | 
|  | } | 
|  | set blameargs {} | 
|  | if {$from_index ne {}} { | 
|  | lappend blameargs | git cat-file blob $from_index | 
|  | } | 
|  | lappend blameargs | git blame -p -L$line,+1 | 
|  | if {$from_index ne {}} { | 
|  | lappend blameargs --contents - | 
|  | } else { | 
|  | lappend blameargs $id | 
|  | } | 
|  | lappend blameargs -- [file join $cdup $flist_menu_file] | 
|  | if {[catch { | 
|  | set f [open $blameargs r] | 
|  | } err]} { | 
|  | error_popup [mc "Couldn't start git blame: %s" $err] | 
|  | return | 
|  | } | 
|  | nowbusy blaming [mc "Searching"] | 
|  | fconfigure $f -blocking 0 | 
|  | set i [reg_instance $f] | 
|  | set blamestuff($i) {} | 
|  | set blameinst $i | 
|  | filerun $f [list read_line_source $f $i] | 
|  | } | 
|  |  | 
|  | proc stopblaming {} { | 
|  | global blameinst | 
|  |  | 
|  | if {[info exists blameinst]} { | 
|  | stop_instance $blameinst | 
|  | unset blameinst | 
|  | notbusy blaming | 
|  | } | 
|  | } | 
|  |  | 
|  | proc read_line_source {fd inst} { | 
|  | global blamestuff curview commfd blameinst nullid nullid2 | 
|  |  | 
|  | while {[gets $fd line] >= 0} { | 
|  | lappend blamestuff($inst) $line | 
|  | } | 
|  | if {![eof $fd]} { | 
|  | return 1 | 
|  | } | 
|  | unset commfd($inst) | 
|  | unset blameinst | 
|  | notbusy blaming | 
|  | fconfigure $fd -blocking 1 | 
|  | if {[catch {close $fd} err]} { | 
|  | error_popup [mc "Error running git blame: %s" $err] | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | set fname {} | 
|  | set line [split [lindex $blamestuff($inst) 0] " "] | 
|  | set id [lindex $line 0] | 
|  | set lnum [lindex $line 1] | 
|  | if {[string length $id] == 40 && [string is xdigit $id] && | 
|  | [string is digit -strict $lnum]} { | 
|  | # look for "filename" line | 
|  | foreach l $blamestuff($inst) { | 
|  | if {[string match "filename *" $l]} { | 
|  | set fname [string range $l 9 end] | 
|  | break | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$fname ne {}} { | 
|  | # all looks good, select it | 
|  | if {$id eq $nullid} { | 
|  | # blame uses all-zeroes to mean not committed, | 
|  | # which would mean a change in the index | 
|  | set id $nullid2 | 
|  | } | 
|  | if {[commitinview $id $curview]} { | 
|  | selectline [rowofcommit $id] 1 [list $fname $lnum] | 
|  | } else { | 
|  | error_popup [mc "That line comes from commit %s, \ | 
|  | which is not in this view" [shortids $id]] | 
|  | } | 
|  | } else { | 
|  | puts "oops couldn't parse git blame output" | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | # delete $dir when we see eof on $f (presumably because the child has exited) | 
|  | proc delete_at_eof {f dir} { | 
|  | while {[gets $f line] >= 0} {} | 
|  | if {[eof $f]} { | 
|  | if {[catch {close $f} err]} { | 
|  | error_popup "[mc "External diff viewer failed:"] $err" | 
|  | } | 
|  | file delete -force $dir | 
|  | return 0 | 
|  | } | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | # Functions for adding and removing shell-type quoting | 
|  |  | 
|  | proc shellquote {str} { | 
|  | if {![string match "*\['\"\\ \t]*" $str]} { | 
|  | return $str | 
|  | } | 
|  | if {![string match "*\['\"\\]*" $str]} { | 
|  | return "\"$str\"" | 
|  | } | 
|  | if {![string match "*'*" $str]} { | 
|  | return "'$str'" | 
|  | } | 
|  | return "\"[string map {\" \\\" \\ \\\\} $str]\"" | 
|  | } | 
|  |  | 
|  | proc shellarglist {l} { | 
|  | set str {} | 
|  | foreach a $l { | 
|  | if {$str ne {}} { | 
|  | append str " " | 
|  | } | 
|  | append str [shellquote $a] | 
|  | } | 
|  | return $str | 
|  | } | 
|  |  | 
|  | proc shelldequote {str} { | 
|  | set ret {} | 
|  | set used -1 | 
|  | while {1} { | 
|  | incr used | 
|  | if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} { | 
|  | append ret [string range $str $used end] | 
|  | set used [string length $str] | 
|  | break | 
|  | } | 
|  | set first [lindex $first 0] | 
|  | set ch [string index $str $first] | 
|  | if {$first > $used} { | 
|  | append ret [string range $str $used [expr {$first - 1}]] | 
|  | set used $first | 
|  | } | 
|  | if {$ch eq " " || $ch eq "\t"} break | 
|  | incr used | 
|  | if {$ch eq "'"} { | 
|  | set first [string first "'" $str $used] | 
|  | if {$first < 0} { | 
|  | error "unmatched single-quote" | 
|  | } | 
|  | append ret [string range $str $used [expr {$first - 1}]] | 
|  | set used $first | 
|  | continue | 
|  | } | 
|  | if {$ch eq "\\"} { | 
|  | if {$used >= [string length $str]} { | 
|  | error "trailing backslash" | 
|  | } | 
|  | append ret [string index $str $used] | 
|  | continue | 
|  | } | 
|  | # here ch == "\"" | 
|  | while {1} { | 
|  | if {![regexp -start $used -indices "\[\"\\\\]" $str first]} { | 
|  | error "unmatched double-quote" | 
|  | } | 
|  | set first [lindex $first 0] | 
|  | set ch [string index $str $first] | 
|  | if {$first > $used} { | 
|  | append ret [string range $str $used [expr {$first - 1}]] | 
|  | set used $first | 
|  | } | 
|  | if {$ch eq "\""} break | 
|  | incr used | 
|  | append ret [string index $str $used] | 
|  | incr used | 
|  | } | 
|  | } | 
|  | return [list $used $ret] | 
|  | } | 
|  |  | 
|  | proc shellsplit {str} { | 
|  | set l {} | 
|  | while {1} { | 
|  | set str [string trimleft $str] | 
|  | if {$str eq {}} break | 
|  | set dq [shelldequote $str] | 
|  | set n [lindex $dq 0] | 
|  | set word [lindex $dq 1] | 
|  | set str [string range $str $n end] | 
|  | lappend l $word | 
|  | } | 
|  | return $l | 
|  | } | 
|  |  | 
|  | # Code to implement multiple views | 
|  |  | 
|  | proc newview {ishighlight} { | 
|  | global nextviewnum newviewname newishighlight | 
|  | global revtreeargs viewargscmd newviewopts curview | 
|  |  | 
|  | set newishighlight $ishighlight | 
|  | set top .gitkview | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | return | 
|  | } | 
|  | decode_view_opts $nextviewnum $revtreeargs | 
|  | set newviewname($nextviewnum) "[mc "View"] $nextviewnum" | 
|  | set newviewopts($nextviewnum,perm) 0 | 
|  | set newviewopts($nextviewnum,cmd)  $viewargscmd($curview) | 
|  | vieweditor $top $nextviewnum [mc "Gitk view definition"] | 
|  | } | 
|  |  | 
|  | set known_view_options { | 
|  | {perm      b    .  {}               {mc "Remember this view"}} | 
|  | {reflabel  l    +  {}               {mc "References (space separated list):"}} | 
|  | {refs      t15  .. {}               {mc "Branches & tags:"}} | 
|  | {allrefs   b    *. "--all"          {mc "All refs"}} | 
|  | {branches  b    .  "--branches"     {mc "All (local) branches"}} | 
|  | {tags      b    .  "--tags"         {mc "All tags"}} | 
|  | {remotes   b    .  "--remotes"      {mc "All remote-tracking branches"}} | 
|  | {commitlbl l    +  {}               {mc "Commit Info (regular expressions):"}} | 
|  | {author    t15  .. "--author=*"     {mc "Author:"}} | 
|  | {committer t15  .  "--committer=*"  {mc "Committer:"}} | 
|  | {loginfo   t15  .. "--grep=*"       {mc "Commit Message:"}} | 
|  | {allmatch  b    .. "--all-match"    {mc "Matches all Commit Info criteria"}} | 
|  | {changes_l l    +  {}               {mc "Changes to Files:"}} | 
|  | {pickaxe_s r0   .  {}               {mc "Fixed String"}} | 
|  | {pickaxe_t r1   .  "--pickaxe-regex"  {mc "Regular Expression"}} | 
|  | {pickaxe   t15  .. "-S*"            {mc "Search string:"}} | 
|  | {datelabel l    +  {}               {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}} | 
|  | {since     t15  ..  {"--since=*" "--after=*"}  {mc "Since:"}} | 
|  | {until     t15  .   {"--until=*" "--before=*"} {mc "Until:"}} | 
|  | {limit_lbl l    +  {}               {mc "Limit and/or skip a number of revisions (positive integer):"}} | 
|  | {limit     t10  *. "--max-count=*"  {mc "Number to show:"}} | 
|  | {skip      t10  .  "--skip=*"       {mc "Number to skip:"}} | 
|  | {misc_lbl  l    +  {}               {mc "Miscellaneous options:"}} | 
|  | {dorder    b    *. {"--date-order" "-d"}      {mc "Strictly sort by date"}} | 
|  | {lright    b    .  "--left-right"   {mc "Mark branch sides"}} | 
|  | {first     b    .  "--first-parent" {mc "Limit to first parent"}} | 
|  | {smplhst   b    .  "--simplify-by-decoration"   {mc "Simple history"}} | 
|  | {args      t50  *. {}               {mc "Additional arguments to git log:"}} | 
|  | {allpaths  path +  {}               {mc "Enter files and directories to include, one per line:"}} | 
|  | {cmd       t50= +  {}               {mc "Command to generate more commits to include:"}} | 
|  | } | 
|  |  | 
|  | # Convert $newviewopts($n, ...) into args for git log. | 
|  | proc encode_view_opts {n} { | 
|  | global known_view_options newviewopts | 
|  |  | 
|  | set rargs [list] | 
|  | foreach opt $known_view_options { | 
|  | set patterns [lindex $opt 3] | 
|  | if {$patterns eq {}} continue | 
|  | set pattern [lindex $patterns 0] | 
|  |  | 
|  | if {[lindex $opt 1] eq "b"} { | 
|  | set val $newviewopts($n,[lindex $opt 0]) | 
|  | if {$val} { | 
|  | lappend rargs $pattern | 
|  | } | 
|  | } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} { | 
|  | regexp {^(.*_)} [lindex $opt 0] uselessvar button_id | 
|  | set val $newviewopts($n,$button_id) | 
|  | if {$val eq $value} { | 
|  | lappend rargs $pattern | 
|  | } | 
|  | } else { | 
|  | set val $newviewopts($n,[lindex $opt 0]) | 
|  | set val [string trim $val] | 
|  | if {$val ne {}} { | 
|  | set pfix [string range $pattern 0 end-1] | 
|  | lappend rargs $pfix$val | 
|  | } | 
|  | } | 
|  | } | 
|  | set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]] | 
|  | return [concat $rargs [shellsplit $newviewopts($n,args)]] | 
|  | } | 
|  |  | 
|  | # Fill $newviewopts($n, ...) based on args for git log. | 
|  | proc decode_view_opts {n view_args} { | 
|  | global known_view_options newviewopts | 
|  |  | 
|  | foreach opt $known_view_options { | 
|  | set id [lindex $opt 0] | 
|  | if {[lindex $opt 1] eq "b"} { | 
|  | # Checkboxes | 
|  | set val 0 | 
|  | } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} { | 
|  | # Radiobuttons | 
|  | regexp {^(.*_)} $id uselessvar id | 
|  | set val 0 | 
|  | } else { | 
|  | # Text fields | 
|  | set val {} | 
|  | } | 
|  | set newviewopts($n,$id) $val | 
|  | } | 
|  | set oargs [list] | 
|  | set refargs [list] | 
|  | foreach arg $view_args { | 
|  | if {[regexp -- {^-([0-9]+)$} $arg arg cnt] | 
|  | && ![info exists found(limit)]} { | 
|  | set newviewopts($n,limit) $cnt | 
|  | set found(limit) 1 | 
|  | continue | 
|  | } | 
|  | catch { unset val } | 
|  | foreach opt $known_view_options { | 
|  | set id [lindex $opt 0] | 
|  | if {[info exists found($id)]} continue | 
|  | foreach pattern [lindex $opt 3] { | 
|  | if {![string match $pattern $arg]} continue | 
|  | if {[lindex $opt 1] eq "b"} { | 
|  | # Check buttons | 
|  | set val 1 | 
|  | } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} { | 
|  | # Radio buttons | 
|  | regexp {^(.*_)} $id uselessvar id | 
|  | set val $num | 
|  | } else { | 
|  | # Text input fields | 
|  | set size [string length $pattern] | 
|  | set val [string range $arg [expr {$size-1}] end] | 
|  | } | 
|  | set newviewopts($n,$id) $val | 
|  | set found($id) 1 | 
|  | break | 
|  | } | 
|  | if {[info exists val]} break | 
|  | } | 
|  | if {[info exists val]} continue | 
|  | if {[regexp {^-} $arg]} { | 
|  | lappend oargs $arg | 
|  | } else { | 
|  | lappend refargs $arg | 
|  | } | 
|  | } | 
|  | set newviewopts($n,refs) [shellarglist $refargs] | 
|  | set newviewopts($n,args) [shellarglist $oargs] | 
|  | } | 
|  |  | 
|  | proc edit_or_newview {} { | 
|  | global curview | 
|  |  | 
|  | if {$curview > 0} { | 
|  | editview | 
|  | } else { | 
|  | newview 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc editview {} { | 
|  | global curview | 
|  | global viewname viewperm newviewname newviewopts | 
|  | global viewargs viewargscmd | 
|  |  | 
|  | set top .gitkvedit-$curview | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | return | 
|  | } | 
|  | decode_view_opts $curview $viewargs($curview) | 
|  | set newviewname($curview)      $viewname($curview) | 
|  | set newviewopts($curview,perm) $viewperm($curview) | 
|  | set newviewopts($curview,cmd)  $viewargscmd($curview) | 
|  | vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)" | 
|  | } | 
|  |  | 
|  | proc vieweditor {top n title} { | 
|  | global newviewname newviewopts viewfiles bgcolor | 
|  | global known_view_options NS | 
|  |  | 
|  | ttk_toplevel $top | 
|  | wm title $top [concat $title [mc "-- criteria for selecting revisions"]] | 
|  | make_transient $top . | 
|  |  | 
|  | # View name | 
|  | ${NS}::frame $top.nfr | 
|  | ${NS}::label $top.nl -text [mc "View Name"] | 
|  | ${NS}::entry $top.name -width 20 -textvariable newviewname($n) | 
|  | pack $top.nfr -in $top -fill x -pady 5 -padx 3 | 
|  | pack $top.nl -in $top.nfr -side left -padx {0 5} | 
|  | pack $top.name -in $top.nfr -side left -padx {0 25} | 
|  |  | 
|  | # View options | 
|  | set cframe $top.nfr | 
|  | set cexpand 0 | 
|  | set cnt 0 | 
|  | foreach opt $known_view_options { | 
|  | set id [lindex $opt 0] | 
|  | set type [lindex $opt 1] | 
|  | set flags [lindex $opt 2] | 
|  | set title [eval [lindex $opt 4]] | 
|  | set lxpad 0 | 
|  |  | 
|  | if {$flags eq "+" || $flags eq "*"} { | 
|  | set cframe $top.fr$cnt | 
|  | incr cnt | 
|  | ${NS}::frame $cframe | 
|  | pack $cframe -in $top -fill x -pady 3 -padx 3 | 
|  | set cexpand [expr {$flags eq "*"}] | 
|  | } elseif {$flags eq ".." || $flags eq "*."} { | 
|  | set cframe $top.fr$cnt | 
|  | incr cnt | 
|  | ${NS}::frame $cframe | 
|  | pack $cframe -in $top -fill x -pady 3 -padx [list 15 3] | 
|  | set cexpand [expr {$flags eq "*."}] | 
|  | } else { | 
|  | set lxpad 5 | 
|  | } | 
|  |  | 
|  | if {$type eq "l"} { | 
|  | ${NS}::label $cframe.l_$id -text $title | 
|  | pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w | 
|  | } elseif {$type eq "b"} { | 
|  | ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id) | 
|  | pack $cframe.c_$id -in $cframe -side left \ | 
|  | -padx [list $lxpad 0] -expand $cexpand -anchor w | 
|  | } elseif {[regexp {^r(\d+)$} $type type sz]} { | 
|  | regexp {^(.*_)} $id uselessvar button_id | 
|  | ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz | 
|  | pack $cframe.c_$id -in $cframe -side left \ | 
|  | -padx [list $lxpad 0] -expand $cexpand -anchor w | 
|  | } elseif {[regexp {^t(\d+)$} $type type sz]} { | 
|  | ${NS}::label $cframe.l_$id -text $title | 
|  | ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \ | 
|  | -textvariable newviewopts($n,$id) | 
|  | pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0] | 
|  | pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x | 
|  | } elseif {[regexp {^t(\d+)=$} $type type sz]} { | 
|  | ${NS}::label $cframe.l_$id -text $title | 
|  | ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \ | 
|  | -textvariable newviewopts($n,$id) | 
|  | pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w | 
|  | pack $cframe.e_$id -in $cframe -side top -fill x | 
|  | } elseif {$type eq "path"} { | 
|  | ${NS}::label $top.l -text $title | 
|  | pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3 | 
|  | text $top.t -width 40 -height 5 -background $bgcolor | 
|  | if {[info exists viewfiles($n)]} { | 
|  | foreach f $viewfiles($n) { | 
|  | $top.t insert end $f | 
|  | $top.t insert end "\n" | 
|  | } | 
|  | $top.t delete {end - 1c} end | 
|  | $top.t mark set insert 0.0 | 
|  | } | 
|  | pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3 | 
|  | } | 
|  | } | 
|  |  | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n] | 
|  | ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1] | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top] | 
|  | bind $top <Control-Return> [list newviewok $top $n] | 
|  | bind $top <F5> [list newviewok $top $n 1] | 
|  | bind $top <Escape> [list destroy $top] | 
|  | grid $top.buts.ok $top.buts.apply $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 2 -weight 1 -uniform a | 
|  | pack $top.buts -in $top -side top -fill x | 
|  | focus $top.t | 
|  | } | 
|  |  | 
|  | proc doviewmenu {m first cmd op argv} { | 
|  | set nmenu [$m index end] | 
|  | for {set i $first} {$i <= $nmenu} {incr i} { | 
|  | if {[$m entrycget $i -command] eq $cmd} { | 
|  | eval $m $op $i $argv | 
|  | break | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc allviewmenus {n op args} { | 
|  | # global viewhlmenu | 
|  |  | 
|  | doviewmenu .bar.view 5 [list showview $n] $op $args | 
|  | # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args | 
|  | } | 
|  |  | 
|  | proc newviewok {top n {apply 0}} { | 
|  | global nextviewnum newviewperm newviewname newishighlight | 
|  | global viewname viewfiles viewperm selectedview curview | 
|  | global viewargs viewargscmd newviewopts viewhlmenu | 
|  |  | 
|  | if {[catch { | 
|  | set newargs [encode_view_opts $n] | 
|  | } err]} { | 
|  | error_popup "[mc "Error in commit selection arguments:"] $err" $top | 
|  | return | 
|  | } | 
|  | set files {} | 
|  | foreach f [split [$top.t get 0.0 end] "\n"] { | 
|  | set ft [string trim $f] | 
|  | if {$ft ne {}} { | 
|  | lappend files $ft | 
|  | } | 
|  | } | 
|  | if {![info exists viewfiles($n)]} { | 
|  | # creating a new view | 
|  | incr nextviewnum | 
|  | set viewname($n) $newviewname($n) | 
|  | set viewperm($n) $newviewopts($n,perm) | 
|  | set viewfiles($n) $files | 
|  | set viewargs($n) $newargs | 
|  | set viewargscmd($n) $newviewopts($n,cmd) | 
|  | addviewmenu $n | 
|  | if {!$newishighlight} { | 
|  | run showview $n | 
|  | } else { | 
|  | run addvhighlight $n | 
|  | } | 
|  | } else { | 
|  | # editing an existing view | 
|  | set viewperm($n) $newviewopts($n,perm) | 
|  | if {$newviewname($n) ne $viewname($n)} { | 
|  | set viewname($n) $newviewname($n) | 
|  | doviewmenu .bar.view 5 [list showview $n] \ | 
|  | entryconf [list -label $viewname($n)] | 
|  | # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \ | 
|  | # entryconf [list -label $viewname($n) -value $viewname($n)] | 
|  | } | 
|  | if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \ | 
|  | $newviewopts($n,cmd) ne $viewargscmd($n)} { | 
|  | set viewfiles($n) $files | 
|  | set viewargs($n) $newargs | 
|  | set viewargscmd($n) $newviewopts($n,cmd) | 
|  | if {$curview == $n} { | 
|  | run reloadcommits | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$apply} return | 
|  | catch {destroy $top} | 
|  | } | 
|  |  | 
|  | proc delview {} { | 
|  | global curview viewperm hlview selectedhlview | 
|  |  | 
|  | if {$curview == 0} return | 
|  | if {[info exists hlview] && $hlview == $curview} { | 
|  | set selectedhlview [mc "None"] | 
|  | unset hlview | 
|  | } | 
|  | allviewmenus $curview delete | 
|  | set viewperm($curview) 0 | 
|  | showview 0 | 
|  | } | 
|  |  | 
|  | proc addviewmenu {n} { | 
|  | global viewname viewhlmenu | 
|  |  | 
|  | .bar.view add radiobutton -label $viewname($n) \ | 
|  | -command [list showview $n] -variable selectedview -value $n | 
|  | #$viewhlmenu add radiobutton -label $viewname($n) \ | 
|  | #	-command [list addvhighlight $n] -variable selectedhlview | 
|  | } | 
|  |  | 
|  | proc showview {n} { | 
|  | global curview cached_commitrow ordertok | 
|  | global displayorder parentlist rowidlist rowisopt rowfinal | 
|  | global colormap rowtextx nextcolor canvxmax | 
|  | global numcommits viewcomplete | 
|  | global selectedline currentid canv canvy0 | 
|  | global treediffs | 
|  | global pending_select mainheadid | 
|  | global commitidx | 
|  | global selectedview | 
|  | global hlview selectedhlview commitinterest | 
|  |  | 
|  | if {$n == $curview} return | 
|  | set selid {} | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | set span [$canv yview] | 
|  | set ytop [expr {[lindex $span 0] * $ymax}] | 
|  | set ybot [expr {[lindex $span 1] * $ymax}] | 
|  | set yscreen [expr {($ybot - $ytop) / 2}] | 
|  | if {$selectedline ne {}} { | 
|  | set selid $currentid | 
|  | set y [yc $selectedline] | 
|  | if {$ytop < $y && $y < $ybot} { | 
|  | set yscreen [expr {$y - $ytop}] | 
|  | } | 
|  | } elseif {[info exists pending_select]} { | 
|  | set selid $pending_select | 
|  | unset pending_select | 
|  | } | 
|  | unselectline | 
|  | normalline | 
|  | catch {unset treediffs} | 
|  | clear_display | 
|  | if {[info exists hlview] && $hlview == $n} { | 
|  | unset hlview | 
|  | set selectedhlview [mc "None"] | 
|  | } | 
|  | catch {unset commitinterest} | 
|  | catch {unset cached_commitrow} | 
|  | catch {unset ordertok} | 
|  |  | 
|  | set curview $n | 
|  | set selectedview $n | 
|  | .bar.view entryconf [mca "Edit view..."] -state [expr {$n == 0? "disabled": "normal"}] | 
|  | .bar.view entryconf [mca "Delete view"] -state [expr {$n == 0? "disabled": "normal"}] | 
|  |  | 
|  | run refill_reflist | 
|  | if {![info exists viewcomplete($n)]} { | 
|  | getcommits $selid | 
|  | return | 
|  | } | 
|  |  | 
|  | set displayorder {} | 
|  | set parentlist {} | 
|  | set rowidlist {} | 
|  | set rowisopt {} | 
|  | set rowfinal {} | 
|  | set numcommits $commitidx($n) | 
|  |  | 
|  | catch {unset colormap} | 
|  | catch {unset rowtextx} | 
|  | set nextcolor 0 | 
|  | set canvxmax [$canv cget -width] | 
|  | set curview $n | 
|  | set row 0 | 
|  | setcanvscroll | 
|  | set yf 0 | 
|  | set row {} | 
|  | if {$selid ne {} && [commitinview $selid $n]} { | 
|  | set row [rowofcommit $selid] | 
|  | # try to get the selected row in the same position on the screen | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | set ytop [expr {[yc $row] - $yscreen}] | 
|  | if {$ytop < 0} { | 
|  | set ytop 0 | 
|  | } | 
|  | set yf [expr {$ytop * 1.0 / $ymax}] | 
|  | } | 
|  | allcanvs yview moveto $yf | 
|  | drawvisible | 
|  | if {$row ne {}} { | 
|  | selectline $row 0 | 
|  | } elseif {!$viewcomplete($n)} { | 
|  | reset_pending_select $selid | 
|  | } else { | 
|  | reset_pending_select {} | 
|  |  | 
|  | if {[commitinview $pending_select $curview]} { | 
|  | selectline [rowofcommit $pending_select] 1 | 
|  | } else { | 
|  | set row [first_real_row] | 
|  | if {$row < $numcommits} { | 
|  | selectline $row 0 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {!$viewcomplete($n)} { | 
|  | if {$numcommits == 0} { | 
|  | show_status [mc "Reading commits..."] | 
|  | } | 
|  | } elseif {$numcommits == 0} { | 
|  | show_status [mc "No commits selected"] | 
|  | } | 
|  | } | 
|  |  | 
|  | # Stuff relating to the highlighting facility | 
|  |  | 
|  | proc ishighlighted {id} { | 
|  | global vhighlights fhighlights nhighlights rhighlights | 
|  |  | 
|  | if {[info exists nhighlights($id)] && $nhighlights($id) > 0} { | 
|  | return $nhighlights($id) | 
|  | } | 
|  | if {[info exists vhighlights($id)] && $vhighlights($id) > 0} { | 
|  | return $vhighlights($id) | 
|  | } | 
|  | if {[info exists fhighlights($id)] && $fhighlights($id) > 0} { | 
|  | return $fhighlights($id) | 
|  | } | 
|  | if {[info exists rhighlights($id)] && $rhighlights($id) > 0} { | 
|  | return $rhighlights($id) | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc bolden {id font} { | 
|  | global canv linehtag currentid boldids need_redisplay markedid | 
|  |  | 
|  | # need_redisplay = 1 means the display is stale and about to be redrawn | 
|  | if {$need_redisplay} return | 
|  | lappend boldids $id | 
|  | $canv itemconf $linehtag($id) -font $font | 
|  | if {[info exists currentid] && $id eq $currentid} { | 
|  | $canv delete secsel | 
|  | set t [eval $canv create rect [$canv bbox $linehtag($id)] \ | 
|  | -outline {{}} -tags secsel \ | 
|  | -fill [$canv cget -selectbackground]] | 
|  | $canv lower $t | 
|  | } | 
|  | if {[info exists markedid] && $id eq $markedid} { | 
|  | make_idmark $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc bolden_name {id font} { | 
|  | global canv2 linentag currentid boldnameids need_redisplay | 
|  |  | 
|  | if {$need_redisplay} return | 
|  | lappend boldnameids $id | 
|  | $canv2 itemconf $linentag($id) -font $font | 
|  | if {[info exists currentid] && $id eq $currentid} { | 
|  | $canv2 delete secsel | 
|  | set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \ | 
|  | -outline {{}} -tags secsel \ | 
|  | -fill [$canv2 cget -selectbackground]] | 
|  | $canv2 lower $t | 
|  | } | 
|  | } | 
|  |  | 
|  | proc unbolden {} { | 
|  | global boldids | 
|  |  | 
|  | set stillbold {} | 
|  | foreach id $boldids { | 
|  | if {![ishighlighted $id]} { | 
|  | bolden $id mainfont | 
|  | } else { | 
|  | lappend stillbold $id | 
|  | } | 
|  | } | 
|  | set boldids $stillbold | 
|  | } | 
|  |  | 
|  | proc addvhighlight {n} { | 
|  | global hlview viewcomplete curview vhl_done commitidx | 
|  |  | 
|  | if {[info exists hlview]} { | 
|  | delvhighlight | 
|  | } | 
|  | set hlview $n | 
|  | if {$n != $curview && ![info exists viewcomplete($n)]} { | 
|  | start_rev_list $n | 
|  | } | 
|  | set vhl_done $commitidx($hlview) | 
|  | if {$vhl_done > 0} { | 
|  | drawvisible | 
|  | } | 
|  | } | 
|  |  | 
|  | proc delvhighlight {} { | 
|  | global hlview vhighlights | 
|  |  | 
|  | if {![info exists hlview]} return | 
|  | unset hlview | 
|  | catch {unset vhighlights} | 
|  | unbolden | 
|  | } | 
|  |  | 
|  | proc vhighlightmore {} { | 
|  | global hlview vhl_done commitidx vhighlights curview | 
|  |  | 
|  | set max $commitidx($hlview) | 
|  | set vr [visiblerows] | 
|  | set r0 [lindex $vr 0] | 
|  | set r1 [lindex $vr 1] | 
|  | for {set i $vhl_done} {$i < $max} {incr i} { | 
|  | set id [commitonrow $i $hlview] | 
|  | if {[commitinview $id $curview]} { | 
|  | set row [rowofcommit $id] | 
|  | if {$r0 <= $row && $row <= $r1} { | 
|  | if {![highlighted $row]} { | 
|  | bolden $id mainfontbold | 
|  | } | 
|  | set vhighlights($id) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | set vhl_done $max | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc askvhighlight {row id} { | 
|  | global hlview vhighlights iddrawn | 
|  |  | 
|  | if {[commitinview $id $hlview]} { | 
|  | if {[info exists iddrawn($id)] && ![ishighlighted $id]} { | 
|  | bolden $id mainfontbold | 
|  | } | 
|  | set vhighlights($id) 1 | 
|  | } else { | 
|  | set vhighlights($id) 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc hfiles_change {} { | 
|  | global highlight_files filehighlight fhighlights fh_serial | 
|  | global highlight_paths | 
|  |  | 
|  | if {[info exists filehighlight]} { | 
|  | # delete previous highlights | 
|  | catch {close $filehighlight} | 
|  | unset filehighlight | 
|  | catch {unset fhighlights} | 
|  | unbolden | 
|  | unhighlight_filelist | 
|  | } | 
|  | set highlight_paths {} | 
|  | after cancel do_file_hl $fh_serial | 
|  | incr fh_serial | 
|  | if {$highlight_files ne {}} { | 
|  | after 300 do_file_hl $fh_serial | 
|  | } | 
|  | } | 
|  |  | 
|  | proc gdttype_change {name ix op} { | 
|  | global gdttype highlight_files findstring findpattern | 
|  |  | 
|  | stopfinding | 
|  | if {$findstring ne {}} { | 
|  | if {$gdttype eq [mc "containing:"]} { | 
|  | if {$highlight_files ne {}} { | 
|  | set highlight_files {} | 
|  | hfiles_change | 
|  | } | 
|  | findcom_change | 
|  | } else { | 
|  | if {$findpattern ne {}} { | 
|  | set findpattern {} | 
|  | findcom_change | 
|  | } | 
|  | set highlight_files $findstring | 
|  | hfiles_change | 
|  | } | 
|  | drawvisible | 
|  | } | 
|  | # enable/disable findtype/findloc menus too | 
|  | } | 
|  |  | 
|  | proc find_change {name ix op} { | 
|  | global gdttype findstring highlight_files | 
|  |  | 
|  | stopfinding | 
|  | if {$gdttype eq [mc "containing:"]} { | 
|  | findcom_change | 
|  | } else { | 
|  | if {$highlight_files ne $findstring} { | 
|  | set highlight_files $findstring | 
|  | hfiles_change | 
|  | } | 
|  | } | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | proc findcom_change args { | 
|  | global nhighlights boldnameids | 
|  | global findpattern findtype findstring gdttype | 
|  |  | 
|  | stopfinding | 
|  | # delete previous highlights, if any | 
|  | foreach id $boldnameids { | 
|  | bolden_name $id mainfont | 
|  | } | 
|  | set boldnameids {} | 
|  | catch {unset nhighlights} | 
|  | unbolden | 
|  | unmarkmatches | 
|  | if {$gdttype ne [mc "containing:"] || $findstring eq {}} { | 
|  | set findpattern {} | 
|  | } elseif {$findtype eq [mc "Regexp"]} { | 
|  | set findpattern $findstring | 
|  | } else { | 
|  | set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \ | 
|  | $findstring] | 
|  | set findpattern "*$e*" | 
|  | } | 
|  | } | 
|  |  | 
|  | proc makepatterns {l} { | 
|  | set ret {} | 
|  | foreach e $l { | 
|  | set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e] | 
|  | if {[string index $ee end] eq "/"} { | 
|  | lappend ret "$ee*" | 
|  | } else { | 
|  | lappend ret $ee | 
|  | lappend ret "$ee/*" | 
|  | } | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc do_file_hl {serial} { | 
|  | global highlight_files filehighlight highlight_paths gdttype fhl_list | 
|  | global cdup findtype | 
|  |  | 
|  | if {$gdttype eq [mc "touching paths:"]} { | 
|  | # If "exact" match then convert backslashes to forward slashes. | 
|  | # Most useful to support Windows-flavoured file paths. | 
|  | if {$findtype eq [mc "Exact"]} { | 
|  | set highlight_files [string map {"\\" "/"} $highlight_files] | 
|  | } | 
|  | if {[catch {set paths [shellsplit $highlight_files]}]} return | 
|  | set highlight_paths [makepatterns $paths] | 
|  | highlight_filelist | 
|  | set relative_paths {} | 
|  | foreach path $paths { | 
|  | lappend relative_paths [file join $cdup $path] | 
|  | } | 
|  | set gdtargs [concat -- $relative_paths] | 
|  | } elseif {$gdttype eq [mc "adding/removing string:"]} { | 
|  | set gdtargs [list "-S$highlight_files"] | 
|  | } else { | 
|  | # must be "containing:", i.e. we're searching commit info | 
|  | return | 
|  | } | 
|  | set cmd [concat | git diff-tree -r -s --stdin $gdtargs] | 
|  | set filehighlight [open $cmd r+] | 
|  | fconfigure $filehighlight -blocking 0 | 
|  | filerun $filehighlight readfhighlight | 
|  | set fhl_list {} | 
|  | drawvisible | 
|  | flushhighlights | 
|  | } | 
|  |  | 
|  | proc flushhighlights {} { | 
|  | global filehighlight fhl_list | 
|  |  | 
|  | if {[info exists filehighlight]} { | 
|  | lappend fhl_list {} | 
|  | puts $filehighlight "" | 
|  | flush $filehighlight | 
|  | } | 
|  | } | 
|  |  | 
|  | proc askfilehighlight {row id} { | 
|  | global filehighlight fhighlights fhl_list | 
|  |  | 
|  | lappend fhl_list $id | 
|  | set fhighlights($id) -1 | 
|  | puts $filehighlight $id | 
|  | } | 
|  |  | 
|  | proc readfhighlight {} { | 
|  | global filehighlight fhighlights curview iddrawn | 
|  | global fhl_list find_dirn | 
|  |  | 
|  | if {![info exists filehighlight]} { | 
|  | return 0 | 
|  | } | 
|  | set nr 0 | 
|  | while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} { | 
|  | set line [string trim $line] | 
|  | set i [lsearch -exact $fhl_list $line] | 
|  | if {$i < 0} continue | 
|  | for {set j 0} {$j < $i} {incr j} { | 
|  | set id [lindex $fhl_list $j] | 
|  | set fhighlights($id) 0 | 
|  | } | 
|  | set fhl_list [lrange $fhl_list [expr {$i+1}] end] | 
|  | if {$line eq {}} continue | 
|  | if {![commitinview $line $curview]} continue | 
|  | if {[info exists iddrawn($line)] && ![ishighlighted $line]} { | 
|  | bolden $line mainfontbold | 
|  | } | 
|  | set fhighlights($line) 1 | 
|  | } | 
|  | if {[eof $filehighlight]} { | 
|  | # strange... | 
|  | puts "oops, git diff-tree died" | 
|  | catch {close $filehighlight} | 
|  | unset filehighlight | 
|  | return 0 | 
|  | } | 
|  | if {[info exists find_dirn]} { | 
|  | run findmore | 
|  | } | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | proc doesmatch {f} { | 
|  | global findtype findpattern | 
|  |  | 
|  | if {$findtype eq [mc "Regexp"]} { | 
|  | return [regexp $findpattern $f] | 
|  | } elseif {$findtype eq [mc "IgnCase"]} { | 
|  | return [string match -nocase $findpattern $f] | 
|  | } else { | 
|  | return [string match $findpattern $f] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc askfindhighlight {row id} { | 
|  | global nhighlights commitinfo iddrawn | 
|  | global findloc | 
|  | global markingmatches | 
|  |  | 
|  | if {![info exists commitinfo($id)]} { | 
|  | getcommit $id | 
|  | } | 
|  | set info $commitinfo($id) | 
|  | set isbold 0 | 
|  | set fldtypes [list [mc Headline] [mc Author] "" [mc Committer] "" [mc Comments]] | 
|  | foreach f $info ty $fldtypes { | 
|  | if {$ty eq ""} continue | 
|  | if {($findloc eq [mc "All fields"] || $findloc eq $ty) && | 
|  | [doesmatch $f]} { | 
|  | if {$ty eq [mc "Author"]} { | 
|  | set isbold 2 | 
|  | break | 
|  | } | 
|  | set isbold 1 | 
|  | } | 
|  | } | 
|  | if {$isbold && [info exists iddrawn($id)]} { | 
|  | if {![ishighlighted $id]} { | 
|  | bolden $id mainfontbold | 
|  | if {$isbold > 1} { | 
|  | bolden_name $id mainfontbold | 
|  | } | 
|  | } | 
|  | if {$markingmatches} { | 
|  | markrowmatches $row $id | 
|  | } | 
|  | } | 
|  | set nhighlights($id) $isbold | 
|  | } | 
|  |  | 
|  | proc markrowmatches {row id} { | 
|  | global canv canv2 linehtag linentag commitinfo findloc | 
|  |  | 
|  | set headline [lindex $commitinfo($id) 0] | 
|  | set author [lindex $commitinfo($id) 1] | 
|  | $canv delete match$row | 
|  | $canv2 delete match$row | 
|  | if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} { | 
|  | set m [findmatches $headline] | 
|  | if {$m ne {}} { | 
|  | markmatches $canv $row $headline $linehtag($id) $m \ | 
|  | [$canv itemcget $linehtag($id) -font] $row | 
|  | } | 
|  | } | 
|  | if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} { | 
|  | set m [findmatches $author] | 
|  | if {$m ne {}} { | 
|  | markmatches $canv2 $row $author $linentag($id) $m \ | 
|  | [$canv2 itemcget $linentag($id) -font] $row | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc vrel_change {name ix op} { | 
|  | global highlight_related | 
|  |  | 
|  | rhighlight_none | 
|  | if {$highlight_related ne [mc "None"]} { | 
|  | run drawvisible | 
|  | } | 
|  | } | 
|  |  | 
|  | # prepare for testing whether commits are descendents or ancestors of a | 
|  | proc rhighlight_sel {a} { | 
|  | global descendent desc_todo ancestor anc_todo | 
|  | global highlight_related | 
|  |  | 
|  | catch {unset descendent} | 
|  | set desc_todo [list $a] | 
|  | catch {unset ancestor} | 
|  | set anc_todo [list $a] | 
|  | if {$highlight_related ne [mc "None"]} { | 
|  | rhighlight_none | 
|  | run drawvisible | 
|  | } | 
|  | } | 
|  |  | 
|  | proc rhighlight_none {} { | 
|  | global rhighlights | 
|  |  | 
|  | catch {unset rhighlights} | 
|  | unbolden | 
|  | } | 
|  |  | 
|  | proc is_descendent {a} { | 
|  | global curview children descendent desc_todo | 
|  |  | 
|  | set v $curview | 
|  | set la [rowofcommit $a] | 
|  | set todo $desc_todo | 
|  | set leftover {} | 
|  | set done 0 | 
|  | for {set i 0} {$i < [llength $todo]} {incr i} { | 
|  | set do [lindex $todo $i] | 
|  | if {[rowofcommit $do] < $la} { | 
|  | lappend leftover $do | 
|  | continue | 
|  | } | 
|  | foreach nk $children($v,$do) { | 
|  | if {![info exists descendent($nk)]} { | 
|  | set descendent($nk) 1 | 
|  | lappend todo $nk | 
|  | if {$nk eq $a} { | 
|  | set done 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$done} { | 
|  | set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]] | 
|  | return | 
|  | } | 
|  | } | 
|  | set descendent($a) 0 | 
|  | set desc_todo $leftover | 
|  | } | 
|  |  | 
|  | proc is_ancestor {a} { | 
|  | global curview parents ancestor anc_todo | 
|  |  | 
|  | set v $curview | 
|  | set la [rowofcommit $a] | 
|  | set todo $anc_todo | 
|  | set leftover {} | 
|  | set done 0 | 
|  | for {set i 0} {$i < [llength $todo]} {incr i} { | 
|  | set do [lindex $todo $i] | 
|  | if {![commitinview $do $v] || [rowofcommit $do] > $la} { | 
|  | lappend leftover $do | 
|  | continue | 
|  | } | 
|  | foreach np $parents($v,$do) { | 
|  | if {![info exists ancestor($np)]} { | 
|  | set ancestor($np) 1 | 
|  | lappend todo $np | 
|  | if {$np eq $a} { | 
|  | set done 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$done} { | 
|  | set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]] | 
|  | return | 
|  | } | 
|  | } | 
|  | set ancestor($a) 0 | 
|  | set anc_todo $leftover | 
|  | } | 
|  |  | 
|  | proc askrelhighlight {row id} { | 
|  | global descendent highlight_related iddrawn rhighlights | 
|  | global selectedline ancestor | 
|  |  | 
|  | if {$selectedline eq {}} return | 
|  | set isbold 0 | 
|  | if {$highlight_related eq [mc "Descendant"] || | 
|  | $highlight_related eq [mc "Not descendant"]} { | 
|  | if {![info exists descendent($id)]} { | 
|  | is_descendent $id | 
|  | } | 
|  | if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} { | 
|  | set isbold 1 | 
|  | } | 
|  | } elseif {$highlight_related eq [mc "Ancestor"] || | 
|  | $highlight_related eq [mc "Not ancestor"]} { | 
|  | if {![info exists ancestor($id)]} { | 
|  | is_ancestor $id | 
|  | } | 
|  | if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} { | 
|  | set isbold 1 | 
|  | } | 
|  | } | 
|  | if {[info exists iddrawn($id)]} { | 
|  | if {$isbold && ![ishighlighted $id]} { | 
|  | bolden $id mainfontbold | 
|  | } | 
|  | } | 
|  | set rhighlights($id) $isbold | 
|  | } | 
|  |  | 
|  | # Graph layout functions | 
|  |  | 
|  | proc shortids {ids} { | 
|  | set res {} | 
|  | foreach id $ids { | 
|  | if {[llength $id] > 1} { | 
|  | lappend res [shortids $id] | 
|  | } elseif {[regexp {^[0-9a-f]{40}$} $id]} { | 
|  | lappend res [string range $id 0 7] | 
|  | } else { | 
|  | lappend res $id | 
|  | } | 
|  | } | 
|  | return $res | 
|  | } | 
|  |  | 
|  | proc ntimes {n o} { | 
|  | set ret {} | 
|  | set o [list $o] | 
|  | for {set mask 1} {$mask <= $n} {incr mask $mask} { | 
|  | if {($n & $mask) != 0} { | 
|  | set ret [concat $ret $o] | 
|  | } | 
|  | set o [concat $o $o] | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc ordertoken {id} { | 
|  | global ordertok curview varcid varcstart varctok curview parents children | 
|  | global nullid nullid2 | 
|  |  | 
|  | if {[info exists ordertok($id)]} { | 
|  | return $ordertok($id) | 
|  | } | 
|  | set origid $id | 
|  | set todo {} | 
|  | while {1} { | 
|  | if {[info exists varcid($curview,$id)]} { | 
|  | set a $varcid($curview,$id) | 
|  | set p [lindex $varcstart($curview) $a] | 
|  | } else { | 
|  | set p [lindex $children($curview,$id) 0] | 
|  | } | 
|  | if {[info exists ordertok($p)]} { | 
|  | set tok $ordertok($p) | 
|  | break | 
|  | } | 
|  | set id [first_real_child $curview,$p] | 
|  | if {$id eq {}} { | 
|  | # it's a root | 
|  | set tok [lindex $varctok($curview) $varcid($curview,$p)] | 
|  | break | 
|  | } | 
|  | if {[llength $parents($curview,$id)] == 1} { | 
|  | lappend todo [list $p {}] | 
|  | } else { | 
|  | set j [lsearch -exact $parents($curview,$id) $p] | 
|  | if {$j < 0} { | 
|  | puts "oops didn't find [shortids $p] in parents of [shortids $id]" | 
|  | } | 
|  | lappend todo [list $p [strrep $j]] | 
|  | } | 
|  | } | 
|  | for {set i [llength $todo]} {[incr i -1] >= 0} {} { | 
|  | set p [lindex $todo $i 0] | 
|  | append tok [lindex $todo $i 1] | 
|  | set ordertok($p) $tok | 
|  | } | 
|  | set ordertok($origid) $tok | 
|  | return $tok | 
|  | } | 
|  |  | 
|  | # Work out where id should go in idlist so that order-token | 
|  | # values increase from left to right | 
|  | proc idcol {idlist id {i 0}} { | 
|  | set t [ordertoken $id] | 
|  | if {$i < 0} { | 
|  | set i 0 | 
|  | } | 
|  | if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} { | 
|  | if {$i > [llength $idlist]} { | 
|  | set i [llength $idlist] | 
|  | } | 
|  | while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {} | 
|  | incr i | 
|  | } else { | 
|  | if {$t > [ordertoken [lindex $idlist $i]]} { | 
|  | while {[incr i] < [llength $idlist] && | 
|  | $t >= [ordertoken [lindex $idlist $i]]} {} | 
|  | } | 
|  | } | 
|  | return $i | 
|  | } | 
|  |  | 
|  | proc initlayout {} { | 
|  | global rowidlist rowisopt rowfinal displayorder parentlist | 
|  | global numcommits canvxmax canv | 
|  | global nextcolor | 
|  | global colormap rowtextx | 
|  |  | 
|  | set numcommits 0 | 
|  | set displayorder {} | 
|  | set parentlist {} | 
|  | set nextcolor 0 | 
|  | set rowidlist {} | 
|  | set rowisopt {} | 
|  | set rowfinal {} | 
|  | set canvxmax [$canv cget -width] | 
|  | catch {unset colormap} | 
|  | catch {unset rowtextx} | 
|  | setcanvscroll | 
|  | } | 
|  |  | 
|  | proc setcanvscroll {} { | 
|  | global canv canv2 canv3 numcommits linespc canvxmax canvy0 | 
|  | global lastscrollset lastscrollrows | 
|  |  | 
|  | set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}] | 
|  | $canv conf -scrollregion [list 0 0 $canvxmax $ymax] | 
|  | $canv2 conf -scrollregion [list 0 0 0 $ymax] | 
|  | $canv3 conf -scrollregion [list 0 0 0 $ymax] | 
|  | set lastscrollset [clock clicks -milliseconds] | 
|  | set lastscrollrows $numcommits | 
|  | } | 
|  |  | 
|  | proc visiblerows {} { | 
|  | global canv numcommits linespc | 
|  |  | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax eq {} || $ymax == 0} return | 
|  | set f [$canv yview] | 
|  | set y0 [expr {int([lindex $f 0] * $ymax)}] | 
|  | set r0 [expr {int(($y0 - 3) / $linespc) - 1}] | 
|  | if {$r0 < 0} { | 
|  | set r0 0 | 
|  | } | 
|  | set y1 [expr {int([lindex $f 1] * $ymax)}] | 
|  | set r1 [expr {int(($y1 - 3) / $linespc) + 1}] | 
|  | if {$r1 >= $numcommits} { | 
|  | set r1 [expr {$numcommits - 1}] | 
|  | } | 
|  | return [list $r0 $r1] | 
|  | } | 
|  |  | 
|  | proc layoutmore {} { | 
|  | global commitidx viewcomplete curview | 
|  | global numcommits pending_select curview | 
|  | global lastscrollset lastscrollrows | 
|  |  | 
|  | if {$lastscrollrows < 100 || $viewcomplete($curview) || | 
|  | [clock clicks -milliseconds] - $lastscrollset > 500} { | 
|  | setcanvscroll | 
|  | } | 
|  | if {[info exists pending_select] && | 
|  | [commitinview $pending_select $curview]} { | 
|  | update | 
|  | selectline [rowofcommit $pending_select] 1 | 
|  | } | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | # With path limiting, we mightn't get the actual HEAD commit, | 
|  | # so ask git rev-list what is the first ancestor of HEAD that | 
|  | # touches a file in the path limit. | 
|  | proc get_viewmainhead {view} { | 
|  | global viewmainheadid vfilelimit viewinstances mainheadid | 
|  |  | 
|  | catch { | 
|  | set rfd [open [concat | git rev-list -1 $mainheadid \ | 
|  | -- $vfilelimit($view)] r] | 
|  | set j [reg_instance $rfd] | 
|  | lappend viewinstances($view) $j | 
|  | fconfigure $rfd -blocking 0 | 
|  | filerun $rfd [list getviewhead $rfd $j $view] | 
|  | set viewmainheadid($curview) {} | 
|  | } | 
|  | } | 
|  |  | 
|  | # git rev-list should give us just 1 line to use as viewmainheadid($view) | 
|  | proc getviewhead {fd inst view} { | 
|  | global viewmainheadid commfd curview viewinstances showlocalchanges | 
|  |  | 
|  | set id {} | 
|  | if {[gets $fd line] < 0} { | 
|  | if {![eof $fd]} { | 
|  | return 1 | 
|  | } | 
|  | } elseif {[string length $line] == 40 && [string is xdigit $line]} { | 
|  | set id $line | 
|  | } | 
|  | set viewmainheadid($view) $id | 
|  | close $fd | 
|  | unset commfd($inst) | 
|  | set i [lsearch -exact $viewinstances($view) $inst] | 
|  | if {$i >= 0} { | 
|  | set viewinstances($view) [lreplace $viewinstances($view) $i $i] | 
|  | } | 
|  | if {$showlocalchanges && $id ne {} && $view == $curview} { | 
|  | doshowlocalchanges | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc doshowlocalchanges {} { | 
|  | global curview viewmainheadid | 
|  |  | 
|  | if {$viewmainheadid($curview) eq {}} return | 
|  | if {[commitinview $viewmainheadid($curview) $curview]} { | 
|  | dodiffindex | 
|  | } else { | 
|  | interestedin $viewmainheadid($curview) dodiffindex | 
|  | } | 
|  | } | 
|  |  | 
|  | proc dohidelocalchanges {} { | 
|  | global nullid nullid2 lserial curview | 
|  |  | 
|  | if {[commitinview $nullid $curview]} { | 
|  | removefakerow $nullid | 
|  | } | 
|  | if {[commitinview $nullid2 $curview]} { | 
|  | removefakerow $nullid2 | 
|  | } | 
|  | incr lserial | 
|  | } | 
|  |  | 
|  | # spawn off a process to do git diff-index --cached HEAD | 
|  | proc dodiffindex {} { | 
|  | global lserial showlocalchanges vfilelimit curview | 
|  | global hasworktree | 
|  |  | 
|  | if {!$showlocalchanges || !$hasworktree} return | 
|  | incr lserial | 
|  | set cmd "|git diff-index --cached HEAD" | 
|  | if {$vfilelimit($curview) ne {}} { | 
|  | set cmd [concat $cmd -- $vfilelimit($curview)] | 
|  | } | 
|  | set fd [open $cmd r] | 
|  | fconfigure $fd -blocking 0 | 
|  | set i [reg_instance $fd] | 
|  | filerun $fd [list readdiffindex $fd $lserial $i] | 
|  | } | 
|  |  | 
|  | proc readdiffindex {fd serial inst} { | 
|  | global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial | 
|  | global vfilelimit | 
|  |  | 
|  | set isdiff 1 | 
|  | if {[gets $fd line] < 0} { | 
|  | if {![eof $fd]} { | 
|  | return 1 | 
|  | } | 
|  | set isdiff 0 | 
|  | } | 
|  | # we only need to see one line and we don't really care what it says... | 
|  | stop_instance $inst | 
|  |  | 
|  | if {$serial != $lserial} { | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | # now see if there are any local changes not checked in to the index | 
|  | set cmd "|git diff-files" | 
|  | if {$vfilelimit($curview) ne {}} { | 
|  | set cmd [concat $cmd -- $vfilelimit($curview)] | 
|  | } | 
|  | set fd [open $cmd r] | 
|  | fconfigure $fd -blocking 0 | 
|  | set i [reg_instance $fd] | 
|  | filerun $fd [list readdifffiles $fd $serial $i] | 
|  |  | 
|  | if {$isdiff && ![commitinview $nullid2 $curview]} { | 
|  | # add the line for the changes in the index to the graph | 
|  | set hl [mc "Local changes checked in to index but not committed"] | 
|  | set commitinfo($nullid2) [list  $hl {} {} {} {} "    $hl\n"] | 
|  | set commitdata($nullid2) "\n    $hl\n" | 
|  | if {[commitinview $nullid $curview]} { | 
|  | removefakerow $nullid | 
|  | } | 
|  | insertfakerow $nullid2 $viewmainheadid($curview) | 
|  | } elseif {!$isdiff && [commitinview $nullid2 $curview]} { | 
|  | if {[commitinview $nullid $curview]} { | 
|  | removefakerow $nullid | 
|  | } | 
|  | removefakerow $nullid2 | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc readdifffiles {fd serial inst} { | 
|  | global viewmainheadid nullid nullid2 curview | 
|  | global commitinfo commitdata lserial | 
|  |  | 
|  | set isdiff 1 | 
|  | if {[gets $fd line] < 0} { | 
|  | if {![eof $fd]} { | 
|  | return 1 | 
|  | } | 
|  | set isdiff 0 | 
|  | } | 
|  | # we only need to see one line and we don't really care what it says... | 
|  | stop_instance $inst | 
|  |  | 
|  | if {$serial != $lserial} { | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | if {$isdiff && ![commitinview $nullid $curview]} { | 
|  | # add the line for the local diff to the graph | 
|  | set hl [mc "Local uncommitted changes, not checked in to index"] | 
|  | set commitinfo($nullid) [list  $hl {} {} {} {} "    $hl\n"] | 
|  | set commitdata($nullid) "\n    $hl\n" | 
|  | if {[commitinview $nullid2 $curview]} { | 
|  | set p $nullid2 | 
|  | } else { | 
|  | set p $viewmainheadid($curview) | 
|  | } | 
|  | insertfakerow $nullid $p | 
|  | } elseif {!$isdiff && [commitinview $nullid $curview]} { | 
|  | removefakerow $nullid | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc nextuse {id row} { | 
|  | global curview children | 
|  |  | 
|  | if {[info exists children($curview,$id)]} { | 
|  | foreach kid $children($curview,$id) { | 
|  | if {![commitinview $kid $curview]} { | 
|  | return -1 | 
|  | } | 
|  | if {[rowofcommit $kid] > $row} { | 
|  | return [rowofcommit $kid] | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[commitinview $id $curview]} { | 
|  | return [rowofcommit $id] | 
|  | } | 
|  | return -1 | 
|  | } | 
|  |  | 
|  | proc prevuse {id row} { | 
|  | global curview children | 
|  |  | 
|  | set ret -1 | 
|  | if {[info exists children($curview,$id)]} { | 
|  | foreach kid $children($curview,$id) { | 
|  | if {![commitinview $kid $curview]} break | 
|  | if {[rowofcommit $kid] < $row} { | 
|  | set ret [rowofcommit $kid] | 
|  | } | 
|  | } | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc make_idlist {row} { | 
|  | global displayorder parentlist uparrowlen downarrowlen mingaplen | 
|  | global commitidx curview children | 
|  |  | 
|  | set r [expr {$row - $mingaplen - $downarrowlen - 1}] | 
|  | if {$r < 0} { | 
|  | set r 0 | 
|  | } | 
|  | set ra [expr {$row - $downarrowlen}] | 
|  | if {$ra < 0} { | 
|  | set ra 0 | 
|  | } | 
|  | set rb [expr {$row + $uparrowlen}] | 
|  | if {$rb > $commitidx($curview)} { | 
|  | set rb $commitidx($curview) | 
|  | } | 
|  | make_disporder $r [expr {$rb + 1}] | 
|  | set ids {} | 
|  | for {} {$r < $ra} {incr r} { | 
|  | set nextid [lindex $displayorder [expr {$r + 1}]] | 
|  | foreach p [lindex $parentlist $r] { | 
|  | if {$p eq $nextid} continue | 
|  | set rn [nextuse $p $r] | 
|  | if {$rn >= $row && | 
|  | $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} { | 
|  | lappend ids [list [ordertoken $p] $p] | 
|  | } | 
|  | } | 
|  | } | 
|  | for {} {$r < $row} {incr r} { | 
|  | set nextid [lindex $displayorder [expr {$r + 1}]] | 
|  | foreach p [lindex $parentlist $r] { | 
|  | if {$p eq $nextid} continue | 
|  | set rn [nextuse $p $r] | 
|  | if {$rn < 0 || $rn >= $row} { | 
|  | lappend ids [list [ordertoken $p] $p] | 
|  | } | 
|  | } | 
|  | } | 
|  | set id [lindex $displayorder $row] | 
|  | lappend ids [list [ordertoken $id] $id] | 
|  | while {$r < $rb} { | 
|  | foreach p [lindex $parentlist $r] { | 
|  | set firstkid [lindex $children($curview,$p) 0] | 
|  | if {[rowofcommit $firstkid] < $row} { | 
|  | lappend ids [list [ordertoken $p] $p] | 
|  | } | 
|  | } | 
|  | incr r | 
|  | set id [lindex $displayorder $r] | 
|  | if {$id ne {}} { | 
|  | set firstkid [lindex $children($curview,$id) 0] | 
|  | if {$firstkid ne {} && [rowofcommit $firstkid] < $row} { | 
|  | lappend ids [list [ordertoken $id] $id] | 
|  | } | 
|  | } | 
|  | } | 
|  | set idlist {} | 
|  | foreach idx [lsort -unique $ids] { | 
|  | lappend idlist [lindex $idx 1] | 
|  | } | 
|  | return $idlist | 
|  | } | 
|  |  | 
|  | proc rowsequal {a b} { | 
|  | while {[set i [lsearch -exact $a {}]] >= 0} { | 
|  | set a [lreplace $a $i $i] | 
|  | } | 
|  | while {[set i [lsearch -exact $b {}]] >= 0} { | 
|  | set b [lreplace $b $i $i] | 
|  | } | 
|  | return [expr {$a eq $b}] | 
|  | } | 
|  |  | 
|  | proc makeupline {id row rend col} { | 
|  | global rowidlist uparrowlen downarrowlen mingaplen | 
|  |  | 
|  | for {set r $rend} {1} {set r $rstart} { | 
|  | set rstart [prevuse $id $r] | 
|  | if {$rstart < 0} return | 
|  | if {$rstart < $row} break | 
|  | } | 
|  | if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} { | 
|  | set rstart [expr {$rend - $uparrowlen - 1}] | 
|  | } | 
|  | for {set r $rstart} {[incr r] <= $row} {} { | 
|  | set idlist [lindex $rowidlist $r] | 
|  | if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} { | 
|  | set col [idcol $idlist $id $col] | 
|  | lset rowidlist $r [linsert $idlist $col $id] | 
|  | changedrow $r | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc layoutrows {row endrow} { | 
|  | global rowidlist rowisopt rowfinal displayorder | 
|  | global uparrowlen downarrowlen maxwidth mingaplen | 
|  | global children parentlist | 
|  | global commitidx viewcomplete curview | 
|  |  | 
|  | make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}] | 
|  | set idlist {} | 
|  | if {$row > 0} { | 
|  | set rm1 [expr {$row - 1}] | 
|  | foreach id [lindex $rowidlist $rm1] { | 
|  | if {$id ne {}} { | 
|  | lappend idlist $id | 
|  | } | 
|  | } | 
|  | set final [lindex $rowfinal $rm1] | 
|  | } | 
|  | for {} {$row < $endrow} {incr row} { | 
|  | set rm1 [expr {$row - 1}] | 
|  | if {$rm1 < 0 || $idlist eq {}} { | 
|  | set idlist [make_idlist $row] | 
|  | set final 1 | 
|  | } else { | 
|  | set id [lindex $displayorder $rm1] | 
|  | set col [lsearch -exact $idlist $id] | 
|  | set idlist [lreplace $idlist $col $col] | 
|  | foreach p [lindex $parentlist $rm1] { | 
|  | if {[lsearch -exact $idlist $p] < 0} { | 
|  | set col [idcol $idlist $p $col] | 
|  | set idlist [linsert $idlist $col $p] | 
|  | # if not the first child, we have to insert a line going up | 
|  | if {$id ne [lindex $children($curview,$p) 0]} { | 
|  | makeupline $p $rm1 $row $col | 
|  | } | 
|  | } | 
|  | } | 
|  | set id [lindex $displayorder $row] | 
|  | if {$row > $downarrowlen} { | 
|  | set termrow [expr {$row - $downarrowlen - 1}] | 
|  | foreach p [lindex $parentlist $termrow] { | 
|  | set i [lsearch -exact $idlist $p] | 
|  | if {$i < 0} continue | 
|  | set nr [nextuse $p $termrow] | 
|  | if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} { | 
|  | set idlist [lreplace $idlist $i $i] | 
|  | } | 
|  | } | 
|  | } | 
|  | set col [lsearch -exact $idlist $id] | 
|  | if {$col < 0} { | 
|  | set col [idcol $idlist $id] | 
|  | set idlist [linsert $idlist $col $id] | 
|  | if {$children($curview,$id) ne {}} { | 
|  | makeupline $id $rm1 $row $col | 
|  | } | 
|  | } | 
|  | set r [expr {$row + $uparrowlen - 1}] | 
|  | if {$r < $commitidx($curview)} { | 
|  | set x $col | 
|  | foreach p [lindex $parentlist $r] { | 
|  | if {[lsearch -exact $idlist $p] >= 0} continue | 
|  | set fk [lindex $children($curview,$p) 0] | 
|  | if {[rowofcommit $fk] < $row} { | 
|  | set x [idcol $idlist $p $x] | 
|  | set idlist [linsert $idlist $x $p] | 
|  | } | 
|  | } | 
|  | if {[incr r] < $commitidx($curview)} { | 
|  | set p [lindex $displayorder $r] | 
|  | if {[lsearch -exact $idlist $p] < 0} { | 
|  | set fk [lindex $children($curview,$p) 0] | 
|  | if {$fk ne {} && [rowofcommit $fk] < $row} { | 
|  | set x [idcol $idlist $p $x] | 
|  | set idlist [linsert $idlist $x $p] | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$final && !$viewcomplete($curview) && | 
|  | $row + $uparrowlen + $mingaplen + $downarrowlen | 
|  | >= $commitidx($curview)} { | 
|  | set final 0 | 
|  | } | 
|  | set l [llength $rowidlist] | 
|  | if {$row == $l} { | 
|  | lappend rowidlist $idlist | 
|  | lappend rowisopt 0 | 
|  | lappend rowfinal $final | 
|  | } elseif {$row < $l} { | 
|  | if {![rowsequal $idlist [lindex $rowidlist $row]]} { | 
|  | lset rowidlist $row $idlist | 
|  | changedrow $row | 
|  | } | 
|  | lset rowfinal $row $final | 
|  | } else { | 
|  | set pad [ntimes [expr {$row - $l}] {}] | 
|  | set rowidlist [concat $rowidlist $pad] | 
|  | lappend rowidlist $idlist | 
|  | set rowfinal [concat $rowfinal $pad] | 
|  | lappend rowfinal $final | 
|  | set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]] | 
|  | } | 
|  | } | 
|  | return $row | 
|  | } | 
|  |  | 
|  | proc changedrow {row} { | 
|  | global displayorder iddrawn rowisopt need_redisplay | 
|  |  | 
|  | set l [llength $rowisopt] | 
|  | if {$row < $l} { | 
|  | lset rowisopt $row 0 | 
|  | if {$row + 1 < $l} { | 
|  | lset rowisopt [expr {$row + 1}] 0 | 
|  | if {$row + 2 < $l} { | 
|  | lset rowisopt [expr {$row + 2}] 0 | 
|  | } | 
|  | } | 
|  | } | 
|  | set id [lindex $displayorder $row] | 
|  | if {[info exists iddrawn($id)]} { | 
|  | set need_redisplay 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc insert_pad {row col npad} { | 
|  | global rowidlist | 
|  |  | 
|  | set pad [ntimes $npad {}] | 
|  | set idlist [lindex $rowidlist $row] | 
|  | set bef [lrange $idlist 0 [expr {$col - 1}]] | 
|  | set aft [lrange $idlist $col end] | 
|  | set i [lsearch -exact $aft {}] | 
|  | if {$i > 0} { | 
|  | set aft [lreplace $aft $i $i] | 
|  | } | 
|  | lset rowidlist $row [concat $bef $pad $aft] | 
|  | changedrow $row | 
|  | } | 
|  |  | 
|  | proc optimize_rows {row col endrow} { | 
|  | global rowidlist rowisopt displayorder curview children | 
|  |  | 
|  | if {$row < 1} { | 
|  | set row 1 | 
|  | } | 
|  | for {} {$row < $endrow} {incr row; set col 0} { | 
|  | if {[lindex $rowisopt $row]} continue | 
|  | set haspad 0 | 
|  | set y0 [expr {$row - 1}] | 
|  | set ym [expr {$row - 2}] | 
|  | set idlist [lindex $rowidlist $row] | 
|  | set previdlist [lindex $rowidlist $y0] | 
|  | if {$idlist eq {} || $previdlist eq {}} continue | 
|  | if {$ym >= 0} { | 
|  | set pprevidlist [lindex $rowidlist $ym] | 
|  | if {$pprevidlist eq {}} continue | 
|  | } else { | 
|  | set pprevidlist {} | 
|  | } | 
|  | set x0 -1 | 
|  | set xm -1 | 
|  | for {} {$col < [llength $idlist]} {incr col} { | 
|  | set id [lindex $idlist $col] | 
|  | if {[lindex $previdlist $col] eq $id} continue | 
|  | if {$id eq {}} { | 
|  | set haspad 1 | 
|  | continue | 
|  | } | 
|  | set x0 [lsearch -exact $previdlist $id] | 
|  | if {$x0 < 0} continue | 
|  | set z [expr {$x0 - $col}] | 
|  | set isarrow 0 | 
|  | set z0 {} | 
|  | if {$ym >= 0} { | 
|  | set xm [lsearch -exact $pprevidlist $id] | 
|  | if {$xm >= 0} { | 
|  | set z0 [expr {$xm - $x0}] | 
|  | } | 
|  | } | 
|  | if {$z0 eq {}} { | 
|  | # if row y0 is the first child of $id then it's not an arrow | 
|  | if {[lindex $children($curview,$id) 0] ne | 
|  | [lindex $displayorder $y0]} { | 
|  | set isarrow 1 | 
|  | } | 
|  | } | 
|  | if {!$isarrow && $id ne [lindex $displayorder $row] && | 
|  | [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} { | 
|  | set isarrow 1 | 
|  | } | 
|  | # Looking at lines from this row to the previous row, | 
|  | # make them go straight up if they end in an arrow on | 
|  | # the previous row; otherwise make them go straight up | 
|  | # or at 45 degrees. | 
|  | if {$z < -1 || ($z < 0 && $isarrow)} { | 
|  | # Line currently goes left too much; | 
|  | # insert pads in the previous row, then optimize it | 
|  | set npad [expr {-1 - $z + $isarrow}] | 
|  | insert_pad $y0 $x0 $npad | 
|  | if {$y0 > 0} { | 
|  | optimize_rows $y0 $x0 $row | 
|  | } | 
|  | set previdlist [lindex $rowidlist $y0] | 
|  | set x0 [lsearch -exact $previdlist $id] | 
|  | set z [expr {$x0 - $col}] | 
|  | if {$z0 ne {}} { | 
|  | set pprevidlist [lindex $rowidlist $ym] | 
|  | set xm [lsearch -exact $pprevidlist $id] | 
|  | set z0 [expr {$xm - $x0}] | 
|  | } | 
|  | } elseif {$z > 1 || ($z > 0 && $isarrow)} { | 
|  | # Line currently goes right too much; | 
|  | # insert pads in this line | 
|  | set npad [expr {$z - 1 + $isarrow}] | 
|  | insert_pad $row $col $npad | 
|  | set idlist [lindex $rowidlist $row] | 
|  | incr col $npad | 
|  | set z [expr {$x0 - $col}] | 
|  | set haspad 1 | 
|  | } | 
|  | if {$z0 eq {} && !$isarrow && $ym >= 0} { | 
|  | # this line links to its first child on row $row-2 | 
|  | set id [lindex $displayorder $ym] | 
|  | set xc [lsearch -exact $pprevidlist $id] | 
|  | if {$xc >= 0} { | 
|  | set z0 [expr {$xc - $x0}] | 
|  | } | 
|  | } | 
|  | # avoid lines jigging left then immediately right | 
|  | if {$z0 ne {} && $z < 0 && $z0 > 0} { | 
|  | insert_pad $y0 $x0 1 | 
|  | incr x0 | 
|  | optimize_rows $y0 $x0 $row | 
|  | set previdlist [lindex $rowidlist $y0] | 
|  | } | 
|  | } | 
|  | if {!$haspad} { | 
|  | # Find the first column that doesn't have a line going right | 
|  | for {set col [llength $idlist]} {[incr col -1] >= 0} {} { | 
|  | set id [lindex $idlist $col] | 
|  | if {$id eq {}} break | 
|  | set x0 [lsearch -exact $previdlist $id] | 
|  | if {$x0 < 0} { | 
|  | # check if this is the link to the first child | 
|  | set kid [lindex $displayorder $y0] | 
|  | if {[lindex $children($curview,$id) 0] eq $kid} { | 
|  | # it is, work out offset to child | 
|  | set x0 [lsearch -exact $previdlist $kid] | 
|  | } | 
|  | } | 
|  | if {$x0 <= $col} break | 
|  | } | 
|  | # Insert a pad at that column as long as it has a line and | 
|  | # isn't the last column | 
|  | if {$x0 >= 0 && [incr col] < [llength $idlist]} { | 
|  | set idlist [linsert $idlist $col {}] | 
|  | lset rowidlist $row $idlist | 
|  | changedrow $row | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc xc {row col} { | 
|  | global canvx0 linespc | 
|  | return [expr {$canvx0 + $col * $linespc}] | 
|  | } | 
|  |  | 
|  | proc yc {row} { | 
|  | global canvy0 linespc | 
|  | return [expr {$canvy0 + $row * $linespc}] | 
|  | } | 
|  |  | 
|  | proc linewidth {id} { | 
|  | global thickerline lthickness | 
|  |  | 
|  | set wid $lthickness | 
|  | if {[info exists thickerline] && $id eq $thickerline} { | 
|  | set wid [expr {2 * $lthickness}] | 
|  | } | 
|  | return $wid | 
|  | } | 
|  |  | 
|  | proc rowranges {id} { | 
|  | global curview children uparrowlen downarrowlen | 
|  | global rowidlist | 
|  |  | 
|  | set kids $children($curview,$id) | 
|  | if {$kids eq {}} { | 
|  | return {} | 
|  | } | 
|  | set ret {} | 
|  | lappend kids $id | 
|  | foreach child $kids { | 
|  | if {![commitinview $child $curview]} break | 
|  | set row [rowofcommit $child] | 
|  | if {![info exists prev]} { | 
|  | lappend ret [expr {$row + 1}] | 
|  | } else { | 
|  | if {$row <= $prevrow} { | 
|  | puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow" | 
|  | } | 
|  | # see if the line extends the whole way from prevrow to row | 
|  | if {$row > $prevrow + $uparrowlen + $downarrowlen && | 
|  | [lsearch -exact [lindex $rowidlist \ | 
|  | [expr {int(($row + $prevrow) / 2)}]] $id] < 0} { | 
|  | # it doesn't, see where it ends | 
|  | set r [expr {$prevrow + $downarrowlen}] | 
|  | if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} { | 
|  | while {[incr r -1] > $prevrow && | 
|  | [lsearch -exact [lindex $rowidlist $r] $id] < 0} {} | 
|  | } else { | 
|  | while {[incr r] <= $row && | 
|  | [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {} | 
|  | incr r -1 | 
|  | } | 
|  | lappend ret $r | 
|  | # see where it starts up again | 
|  | set r [expr {$row - $uparrowlen}] | 
|  | if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} { | 
|  | while {[incr r] < $row && | 
|  | [lsearch -exact [lindex $rowidlist $r] $id] < 0} {} | 
|  | } else { | 
|  | while {[incr r -1] >= $prevrow && | 
|  | [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {} | 
|  | incr r | 
|  | } | 
|  | lappend ret $r | 
|  | } | 
|  | } | 
|  | if {$child eq $id} { | 
|  | lappend ret $row | 
|  | } | 
|  | set prev $child | 
|  | set prevrow $row | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc drawlineseg {id row endrow arrowlow} { | 
|  | global rowidlist displayorder iddrawn linesegs | 
|  | global canv colormap linespc curview maxlinelen parentlist | 
|  |  | 
|  | set cols [list [lsearch -exact [lindex $rowidlist $row] $id]] | 
|  | set le [expr {$row + 1}] | 
|  | set arrowhigh 1 | 
|  | while {1} { | 
|  | set c [lsearch -exact [lindex $rowidlist $le] $id] | 
|  | if {$c < 0} { | 
|  | incr le -1 | 
|  | break | 
|  | } | 
|  | lappend cols $c | 
|  | set x [lindex $displayorder $le] | 
|  | if {$x eq $id} { | 
|  | set arrowhigh 0 | 
|  | break | 
|  | } | 
|  | if {[info exists iddrawn($x)] || $le == $endrow} { | 
|  | set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id] | 
|  | if {$c >= 0} { | 
|  | lappend cols $c | 
|  | set arrowhigh 0 | 
|  | } | 
|  | break | 
|  | } | 
|  | incr le | 
|  | } | 
|  | if {$le <= $row} { | 
|  | return $row | 
|  | } | 
|  |  | 
|  | set lines {} | 
|  | set i 0 | 
|  | set joinhigh 0 | 
|  | if {[info exists linesegs($id)]} { | 
|  | set lines $linesegs($id) | 
|  | foreach li $lines { | 
|  | set r0 [lindex $li 0] | 
|  | if {$r0 > $row} { | 
|  | if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} { | 
|  | set joinhigh 1 | 
|  | } | 
|  | break | 
|  | } | 
|  | incr i | 
|  | } | 
|  | } | 
|  | set joinlow 0 | 
|  | if {$i > 0} { | 
|  | set li [lindex $lines [expr {$i-1}]] | 
|  | set r1 [lindex $li 1] | 
|  | if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} { | 
|  | set joinlow 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | set x [lindex $cols [expr {$le - $row}]] | 
|  | set xp [lindex $cols [expr {$le - 1 - $row}]] | 
|  | set dir [expr {$xp - $x}] | 
|  | if {$joinhigh} { | 
|  | set ith [lindex $lines $i 2] | 
|  | set coords [$canv coords $ith] | 
|  | set ah [$canv itemcget $ith -arrow] | 
|  | set arrowhigh [expr {$ah eq "first" || $ah eq "both"}] | 
|  | set x2 [lindex $cols [expr {$le + 1 - $row}]] | 
|  | if {$x2 ne {} && $x - $x2 == $dir} { | 
|  | set coords [lrange $coords 0 end-2] | 
|  | } | 
|  | } else { | 
|  | set coords [list [xc $le $x] [yc $le]] | 
|  | } | 
|  | if {$joinlow} { | 
|  | set itl [lindex $lines [expr {$i-1}] 2] | 
|  | set al [$canv itemcget $itl -arrow] | 
|  | set arrowlow [expr {$al eq "last" || $al eq "both"}] | 
|  | } elseif {$arrowlow} { | 
|  | if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 || | 
|  | [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} { | 
|  | set arrowlow 0 | 
|  | } | 
|  | } | 
|  | set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]] | 
|  | for {set y $le} {[incr y -1] > $row} {} { | 
|  | set x $xp | 
|  | set xp [lindex $cols [expr {$y - 1 - $row}]] | 
|  | set ndir [expr {$xp - $x}] | 
|  | if {$dir != $ndir || $xp < 0} { | 
|  | lappend coords [xc $y $x] [yc $y] | 
|  | } | 
|  | set dir $ndir | 
|  | } | 
|  | if {!$joinlow} { | 
|  | if {$xp < 0} { | 
|  | # join parent line to first child | 
|  | set ch [lindex $displayorder $row] | 
|  | set xc [lsearch -exact [lindex $rowidlist $row] $ch] | 
|  | if {$xc < 0} { | 
|  | puts "oops: drawlineseg: child $ch not on row $row" | 
|  | } elseif {$xc != $x} { | 
|  | if {($arrowhigh && $le == $row + 1) || $dir == 0} { | 
|  | set d [expr {int(0.5 * $linespc)}] | 
|  | set x1 [xc $row $x] | 
|  | if {$xc < $x} { | 
|  | set x2 [expr {$x1 - $d}] | 
|  | } else { | 
|  | set x2 [expr {$x1 + $d}] | 
|  | } | 
|  | set y2 [yc $row] | 
|  | set y1 [expr {$y2 + $d}] | 
|  | lappend coords $x1 $y1 $x2 $y2 | 
|  | } elseif {$xc < $x - 1} { | 
|  | lappend coords [xc $row [expr {$x-1}]] [yc $row] | 
|  | } elseif {$xc > $x + 1} { | 
|  | lappend coords [xc $row [expr {$x+1}]] [yc $row] | 
|  | } | 
|  | set x $xc | 
|  | } | 
|  | lappend coords [xc $row $x] [yc $row] | 
|  | } else { | 
|  | set xn [xc $row $xp] | 
|  | set yn [yc $row] | 
|  | lappend coords $xn $yn | 
|  | } | 
|  | if {!$joinhigh} { | 
|  | assigncolor $id | 
|  | set t [$canv create line $coords -width [linewidth $id] \ | 
|  | -fill $colormap($id) -tags lines.$id -arrow $arrow] | 
|  | $canv lower $t | 
|  | bindline $t $id | 
|  | set lines [linsert $lines $i [list $row $le $t]] | 
|  | } else { | 
|  | $canv coords $ith $coords | 
|  | if {$arrow ne $ah} { | 
|  | $canv itemconf $ith -arrow $arrow | 
|  | } | 
|  | lset lines $i 0 $row | 
|  | } | 
|  | } else { | 
|  | set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id] | 
|  | set ndir [expr {$xo - $xp}] | 
|  | set clow [$canv coords $itl] | 
|  | if {$dir == $ndir} { | 
|  | set clow [lrange $clow 2 end] | 
|  | } | 
|  | set coords [concat $coords $clow] | 
|  | if {!$joinhigh} { | 
|  | lset lines [expr {$i-1}] 1 $le | 
|  | } else { | 
|  | # coalesce two pieces | 
|  | $canv delete $ith | 
|  | set b [lindex $lines [expr {$i-1}] 0] | 
|  | set e [lindex $lines $i 1] | 
|  | set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]] | 
|  | } | 
|  | $canv coords $itl $coords | 
|  | if {$arrow ne $al} { | 
|  | $canv itemconf $itl -arrow $arrow | 
|  | } | 
|  | } | 
|  |  | 
|  | set linesegs($id) $lines | 
|  | return $le | 
|  | } | 
|  |  | 
|  | proc drawparentlinks {id row} { | 
|  | global rowidlist canv colormap curview parentlist | 
|  | global idpos linespc | 
|  |  | 
|  | set rowids [lindex $rowidlist $row] | 
|  | set col [lsearch -exact $rowids $id] | 
|  | if {$col < 0} return | 
|  | set olds [lindex $parentlist $row] | 
|  | set row2 [expr {$row + 1}] | 
|  | set x [xc $row $col] | 
|  | set y [yc $row] | 
|  | set y2 [yc $row2] | 
|  | set d [expr {int(0.5 * $linespc)}] | 
|  | set ymid [expr {$y + $d}] | 
|  | set ids [lindex $rowidlist $row2] | 
|  | # rmx = right-most X coord used | 
|  | set rmx 0 | 
|  | foreach p $olds { | 
|  | set i [lsearch -exact $ids $p] | 
|  | if {$i < 0} { | 
|  | puts "oops, parent $p of $id not in list" | 
|  | continue | 
|  | } | 
|  | set x2 [xc $row2 $i] | 
|  | if {$x2 > $rmx} { | 
|  | set rmx $x2 | 
|  | } | 
|  | set j [lsearch -exact $rowids $p] | 
|  | if {$j < 0} { | 
|  | # drawlineseg will do this one for us | 
|  | continue | 
|  | } | 
|  | assigncolor $p | 
|  | # should handle duplicated parents here... | 
|  | set coords [list $x $y] | 
|  | if {$i != $col} { | 
|  | # if attaching to a vertical segment, draw a smaller | 
|  | # slant for visual distinctness | 
|  | if {$i == $j} { | 
|  | if {$i < $col} { | 
|  | lappend coords [expr {$x2 + $d}] $y $x2 $ymid | 
|  | } else { | 
|  | lappend coords [expr {$x2 - $d}] $y $x2 $ymid | 
|  | } | 
|  | } elseif {$i < $col && $i < $j} { | 
|  | # segment slants towards us already | 
|  | lappend coords [xc $row $j] $y | 
|  | } else { | 
|  | if {$i < $col - 1} { | 
|  | lappend coords [expr {$x2 + $linespc}] $y | 
|  | } elseif {$i > $col + 1} { | 
|  | lappend coords [expr {$x2 - $linespc}] $y | 
|  | } | 
|  | lappend coords $x2 $y2 | 
|  | } | 
|  | } else { | 
|  | lappend coords $x2 $y2 | 
|  | } | 
|  | set t [$canv create line $coords -width [linewidth $p] \ | 
|  | -fill $colormap($p) -tags lines.$p] | 
|  | $canv lower $t | 
|  | bindline $t $p | 
|  | } | 
|  | if {$rmx > [lindex $idpos($id) 1]} { | 
|  | lset idpos($id) 1 $rmx | 
|  | redrawtags $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawlines {id} { | 
|  | global canv | 
|  |  | 
|  | $canv itemconf lines.$id -width [linewidth $id] | 
|  | } | 
|  |  | 
|  | proc drawcmittext {id row col} { | 
|  | global linespc canv canv2 canv3 fgcolor curview | 
|  | global cmitlisted commitinfo rowidlist parentlist | 
|  | global rowtextx idpos idtags idheads idotherrefs | 
|  | global linehtag linentag linedtag selectedline | 
|  | global canvxmax boldids boldnameids fgcolor markedid | 
|  | global mainheadid nullid nullid2 circleitem circlecolors ctxbut | 
|  |  | 
|  | # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right | 
|  | set listed $cmitlisted($curview,$id) | 
|  | if {$id eq $nullid} { | 
|  | set ofill red | 
|  | } elseif {$id eq $nullid2} { | 
|  | set ofill green | 
|  | } elseif {$id eq $mainheadid} { | 
|  | set ofill yellow | 
|  | } else { | 
|  | set ofill [lindex $circlecolors $listed] | 
|  | } | 
|  | set x [xc $row $col] | 
|  | set y [yc $row] | 
|  | set orad [expr {$linespc / 3}] | 
|  | if {$listed <= 2} { | 
|  | set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \ | 
|  | [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \ | 
|  | -fill $ofill -outline $fgcolor -width 1 -tags circle] | 
|  | } elseif {$listed == 3} { | 
|  | # triangle pointing left for left-side commits | 
|  | set t [$canv create polygon \ | 
|  | [expr {$x - $orad}] $y \ | 
|  | [expr {$x + $orad - 1}] [expr {$y - $orad}] \ | 
|  | [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \ | 
|  | -fill $ofill -outline $fgcolor -width 1 -tags circle] | 
|  | } else { | 
|  | # triangle pointing right for right-side commits | 
|  | set t [$canv create polygon \ | 
|  | [expr {$x + $orad - 1}] $y \ | 
|  | [expr {$x - $orad}] [expr {$y - $orad}] \ | 
|  | [expr {$x - $orad}] [expr {$y + $orad - 1}] \ | 
|  | -fill $ofill -outline $fgcolor -width 1 -tags circle] | 
|  | } | 
|  | set circleitem($row) $t | 
|  | $canv raise $t | 
|  | $canv bind $t <1> {selcanvline {} %x %y} | 
|  | set rmx [llength [lindex $rowidlist $row]] | 
|  | set olds [lindex $parentlist $row] | 
|  | if {$olds ne {}} { | 
|  | set nextids [lindex $rowidlist [expr {$row + 1}]] | 
|  | foreach p $olds { | 
|  | set i [lsearch -exact $nextids $p] | 
|  | if {$i > $rmx} { | 
|  | set rmx $i | 
|  | } | 
|  | } | 
|  | } | 
|  | set xt [xc $row $rmx] | 
|  | set rowtextx($row) $xt | 
|  | set idpos($id) [list $x $xt $y] | 
|  | if {[info exists idtags($id)] || [info exists idheads($id)] | 
|  | || [info exists idotherrefs($id)]} { | 
|  | set xt [drawtags $id $x $xt $y] | 
|  | } | 
|  | if {[lindex $commitinfo($id) 6] > 0} { | 
|  | set xt [drawnotesign $xt $y] | 
|  | } | 
|  | set headline [lindex $commitinfo($id) 0] | 
|  | set name [lindex $commitinfo($id) 1] | 
|  | set date [lindex $commitinfo($id) 2] | 
|  | set date [formatdate $date] | 
|  | set font mainfont | 
|  | set nfont mainfont | 
|  | set isbold [ishighlighted $id] | 
|  | if {$isbold > 0} { | 
|  | lappend boldids $id | 
|  | set font mainfontbold | 
|  | if {$isbold > 1} { | 
|  | lappend boldnameids $id | 
|  | set nfont mainfontbold | 
|  | } | 
|  | } | 
|  | set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \ | 
|  | -text $headline -font $font -tags text] | 
|  | $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id" | 
|  | set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \ | 
|  | -text $name -font $nfont -tags text] | 
|  | set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \ | 
|  | -text $date -font mainfont -tags text] | 
|  | if {$selectedline == $row} { | 
|  | make_secsel $id | 
|  | } | 
|  | if {[info exists markedid] && $markedid eq $id} { | 
|  | make_idmark $id | 
|  | } | 
|  | set xr [expr {$xt + [font measure $font $headline]}] | 
|  | if {$xr > $canvxmax} { | 
|  | set canvxmax $xr | 
|  | setcanvscroll | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawcmitrow {row} { | 
|  | global displayorder rowidlist nrows_drawn | 
|  | global iddrawn markingmatches | 
|  | global commitinfo numcommits | 
|  | global filehighlight fhighlights findpattern nhighlights | 
|  | global hlview vhighlights | 
|  | global highlight_related rhighlights | 
|  |  | 
|  | if {$row >= $numcommits} return | 
|  |  | 
|  | set id [lindex $displayorder $row] | 
|  | if {[info exists hlview] && ![info exists vhighlights($id)]} { | 
|  | askvhighlight $row $id | 
|  | } | 
|  | if {[info exists filehighlight] && ![info exists fhighlights($id)]} { | 
|  | askfilehighlight $row $id | 
|  | } | 
|  | if {$findpattern ne {} && ![info exists nhighlights($id)]} { | 
|  | askfindhighlight $row $id | 
|  | } | 
|  | if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} { | 
|  | askrelhighlight $row $id | 
|  | } | 
|  | if {![info exists iddrawn($id)]} { | 
|  | set col [lsearch -exact [lindex $rowidlist $row] $id] | 
|  | if {$col < 0} { | 
|  | puts "oops, row $row id $id not in list" | 
|  | return | 
|  | } | 
|  | if {![info exists commitinfo($id)]} { | 
|  | getcommit $id | 
|  | } | 
|  | assigncolor $id | 
|  | drawcmittext $id $row $col | 
|  | set iddrawn($id) 1 | 
|  | incr nrows_drawn | 
|  | } | 
|  | if {$markingmatches} { | 
|  | markrowmatches $row $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawcommits {row {endrow {}}} { | 
|  | global numcommits iddrawn displayorder curview need_redisplay | 
|  | global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn | 
|  |  | 
|  | if {$row < 0} { | 
|  | set row 0 | 
|  | } | 
|  | if {$endrow eq {}} { | 
|  | set endrow $row | 
|  | } | 
|  | if {$endrow >= $numcommits} { | 
|  | set endrow [expr {$numcommits - 1}] | 
|  | } | 
|  |  | 
|  | set rl1 [expr {$row - $downarrowlen - 3}] | 
|  | if {$rl1 < 0} { | 
|  | set rl1 0 | 
|  | } | 
|  | set ro1 [expr {$row - 3}] | 
|  | if {$ro1 < 0} { | 
|  | set ro1 0 | 
|  | } | 
|  | set r2 [expr {$endrow + $uparrowlen + 3}] | 
|  | if {$r2 > $numcommits} { | 
|  | set r2 $numcommits | 
|  | } | 
|  | for {set r $rl1} {$r < $r2} {incr r} { | 
|  | if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} { | 
|  | if {$rl1 < $r} { | 
|  | layoutrows $rl1 $r | 
|  | } | 
|  | set rl1 [expr {$r + 1}] | 
|  | } | 
|  | } | 
|  | if {$rl1 < $r} { | 
|  | layoutrows $rl1 $r | 
|  | } | 
|  | optimize_rows $ro1 0 $r2 | 
|  | if {$need_redisplay || $nrows_drawn > 2000} { | 
|  | clear_display | 
|  | } | 
|  |  | 
|  | # make the lines join to already-drawn rows either side | 
|  | set r [expr {$row - 1}] | 
|  | if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} { | 
|  | set r $row | 
|  | } | 
|  | set er [expr {$endrow + 1}] | 
|  | if {$er >= $numcommits || | 
|  | ![info exists iddrawn([lindex $displayorder $er])]} { | 
|  | set er $endrow | 
|  | } | 
|  | for {} {$r <= $er} {incr r} { | 
|  | set id [lindex $displayorder $r] | 
|  | set wasdrawn [info exists iddrawn($id)] | 
|  | drawcmitrow $r | 
|  | if {$r == $er} break | 
|  | set nextid [lindex $displayorder [expr {$r + 1}]] | 
|  | if {$wasdrawn && [info exists iddrawn($nextid)]} continue | 
|  | drawparentlinks $id $r | 
|  |  | 
|  | set rowids [lindex $rowidlist $r] | 
|  | foreach lid $rowids { | 
|  | if {$lid eq {}} continue | 
|  | if {[info exists lineend($lid)] && $lineend($lid) > $r} continue | 
|  | if {$lid eq $id} { | 
|  | # see if this is the first child of any of its parents | 
|  | foreach p [lindex $parentlist $r] { | 
|  | if {[lsearch -exact $rowids $p] < 0} { | 
|  | # make this line extend up to the child | 
|  | set lineend($p) [drawlineseg $p $r $er 0] | 
|  | } | 
|  | } | 
|  | } else { | 
|  | set lineend($lid) [drawlineseg $lid $r $er 1] | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc undolayout {row} { | 
|  | global uparrowlen mingaplen downarrowlen | 
|  | global rowidlist rowisopt rowfinal need_redisplay | 
|  |  | 
|  | set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}] | 
|  | if {$r < 0} { | 
|  | set r 0 | 
|  | } | 
|  | if {[llength $rowidlist] > $r} { | 
|  | incr r -1 | 
|  | set rowidlist [lrange $rowidlist 0 $r] | 
|  | set rowfinal [lrange $rowfinal 0 $r] | 
|  | set rowisopt [lrange $rowisopt 0 $r] | 
|  | set need_redisplay 1 | 
|  | run drawvisible | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawvisible {} { | 
|  | global canv linespc curview vrowmod selectedline targetrow targetid | 
|  | global need_redisplay cscroll numcommits | 
|  |  | 
|  | set fs [$canv yview] | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return | 
|  | set f0 [lindex $fs 0] | 
|  | set f1 [lindex $fs 1] | 
|  | set y0 [expr {int($f0 * $ymax)}] | 
|  | set y1 [expr {int($f1 * $ymax)}] | 
|  |  | 
|  | if {[info exists targetid]} { | 
|  | if {[commitinview $targetid $curview]} { | 
|  | set r [rowofcommit $targetid] | 
|  | if {$r != $targetrow} { | 
|  | # Fix up the scrollregion and change the scrolling position | 
|  | # now that our target row has moved. | 
|  | set diff [expr {($r - $targetrow) * $linespc}] | 
|  | set targetrow $r | 
|  | setcanvscroll | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | incr y0 $diff | 
|  | incr y1 $diff | 
|  | set f0 [expr {$y0 / $ymax}] | 
|  | set f1 [expr {$y1 / $ymax}] | 
|  | allcanvs yview moveto $f0 | 
|  | $cscroll set $f0 $f1 | 
|  | set need_redisplay 1 | 
|  | } | 
|  | } else { | 
|  | unset targetid | 
|  | } | 
|  | } | 
|  |  | 
|  | set row [expr {int(($y0 - 3) / $linespc) - 1}] | 
|  | set endrow [expr {int(($y1 - 3) / $linespc) + 1}] | 
|  | if {$endrow >= $vrowmod($curview)} { | 
|  | update_arcrows $curview | 
|  | } | 
|  | if {$selectedline ne {} && | 
|  | $row <= $selectedline && $selectedline <= $endrow} { | 
|  | set targetrow $selectedline | 
|  | } elseif {[info exists targetid]} { | 
|  | set targetrow [expr {int(($row + $endrow) / 2)}] | 
|  | } | 
|  | if {[info exists targetrow]} { | 
|  | if {$targetrow >= $numcommits} { | 
|  | set targetrow [expr {$numcommits - 1}] | 
|  | } | 
|  | set targetid [commitonrow $targetrow] | 
|  | } | 
|  | drawcommits $row $endrow | 
|  | } | 
|  |  | 
|  | proc clear_display {} { | 
|  | global iddrawn linesegs need_redisplay nrows_drawn | 
|  | global vhighlights fhighlights nhighlights rhighlights | 
|  | global linehtag linentag linedtag boldids boldnameids | 
|  |  | 
|  | allcanvs delete all | 
|  | catch {unset iddrawn} | 
|  | catch {unset linesegs} | 
|  | catch {unset linehtag} | 
|  | catch {unset linentag} | 
|  | catch {unset linedtag} | 
|  | set boldids {} | 
|  | set boldnameids {} | 
|  | catch {unset vhighlights} | 
|  | catch {unset fhighlights} | 
|  | catch {unset nhighlights} | 
|  | catch {unset rhighlights} | 
|  | set need_redisplay 0 | 
|  | set nrows_drawn 0 | 
|  | } | 
|  |  | 
|  | proc findcrossings {id} { | 
|  | global rowidlist parentlist numcommits displayorder | 
|  |  | 
|  | set cross {} | 
|  | set ccross {} | 
|  | foreach {s e} [rowranges $id] { | 
|  | if {$e >= $numcommits} { | 
|  | set e [expr {$numcommits - 1}] | 
|  | } | 
|  | if {$e <= $s} continue | 
|  | for {set row $e} {[incr row -1] >= $s} {} { | 
|  | set x [lsearch -exact [lindex $rowidlist $row] $id] | 
|  | if {$x < 0} break | 
|  | set olds [lindex $parentlist $row] | 
|  | set kid [lindex $displayorder $row] | 
|  | set kidx [lsearch -exact [lindex $rowidlist $row] $kid] | 
|  | if {$kidx < 0} continue | 
|  | set nextrow [lindex $rowidlist [expr {$row + 1}]] | 
|  | foreach p $olds { | 
|  | set px [lsearch -exact $nextrow $p] | 
|  | if {$px < 0} continue | 
|  | if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} { | 
|  | if {[lsearch -exact $ccross $p] >= 0} continue | 
|  | if {$x == $px + ($kidx < $px? -1: 1)} { | 
|  | lappend ccross $p | 
|  | } elseif {[lsearch -exact $cross $p] < 0} { | 
|  | lappend cross $p | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | return [concat $ccross {{}} $cross] | 
|  | } | 
|  |  | 
|  | proc assigncolor {id} { | 
|  | global colormap colors nextcolor | 
|  | global parents children children curview | 
|  |  | 
|  | if {[info exists colormap($id)]} return | 
|  | set ncolors [llength $colors] | 
|  | if {[info exists children($curview,$id)]} { | 
|  | set kids $children($curview,$id) | 
|  | } else { | 
|  | set kids {} | 
|  | } | 
|  | if {[llength $kids] == 1} { | 
|  | set child [lindex $kids 0] | 
|  | if {[info exists colormap($child)] | 
|  | && [llength $parents($curview,$child)] == 1} { | 
|  | set colormap($id) $colormap($child) | 
|  | return | 
|  | } | 
|  | } | 
|  | set badcolors {} | 
|  | set origbad {} | 
|  | foreach x [findcrossings $id] { | 
|  | if {$x eq {}} { | 
|  | # delimiter between corner crossings and other crossings | 
|  | if {[llength $badcolors] >= $ncolors - 1} break | 
|  | set origbad $badcolors | 
|  | } | 
|  | if {[info exists colormap($x)] | 
|  | && [lsearch -exact $badcolors $colormap($x)] < 0} { | 
|  | lappend badcolors $colormap($x) | 
|  | } | 
|  | } | 
|  | if {[llength $badcolors] >= $ncolors} { | 
|  | set badcolors $origbad | 
|  | } | 
|  | set origbad $badcolors | 
|  | if {[llength $badcolors] < $ncolors - 1} { | 
|  | foreach child $kids { | 
|  | if {[info exists colormap($child)] | 
|  | && [lsearch -exact $badcolors $colormap($child)] < 0} { | 
|  | lappend badcolors $colormap($child) | 
|  | } | 
|  | foreach p $parents($curview,$child) { | 
|  | if {[info exists colormap($p)] | 
|  | && [lsearch -exact $badcolors $colormap($p)] < 0} { | 
|  | lappend badcolors $colormap($p) | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[llength $badcolors] >= $ncolors} { | 
|  | set badcolors $origbad | 
|  | } | 
|  | } | 
|  | for {set i 0} {$i <= $ncolors} {incr i} { | 
|  | set c [lindex $colors $nextcolor] | 
|  | if {[incr nextcolor] >= $ncolors} { | 
|  | set nextcolor 0 | 
|  | } | 
|  | if {[lsearch -exact $badcolors $c]} break | 
|  | } | 
|  | set colormap($id) $c | 
|  | } | 
|  |  | 
|  | proc bindline {t id} { | 
|  | global canv | 
|  |  | 
|  | $canv bind $t <Enter> "lineenter %x %y $id" | 
|  | $canv bind $t <Motion> "linemotion %x %y $id" | 
|  | $canv bind $t <Leave> "lineleave $id" | 
|  | $canv bind $t <Button-1> "lineclick %x %y $id 1" | 
|  | } | 
|  |  | 
|  | proc drawtags {id x xt y1} { | 
|  | global idtags idheads idotherrefs mainhead | 
|  | global linespc lthickness | 
|  | global canv rowtextx curview fgcolor bgcolor ctxbut | 
|  |  | 
|  | set marks {} | 
|  | set ntags 0 | 
|  | set nheads 0 | 
|  | if {[info exists idtags($id)]} { | 
|  | set marks $idtags($id) | 
|  | set ntags [llength $marks] | 
|  | } | 
|  | if {[info exists idheads($id)]} { | 
|  | set marks [concat $marks $idheads($id)] | 
|  | set nheads [llength $idheads($id)] | 
|  | } | 
|  | if {[info exists idotherrefs($id)]} { | 
|  | set marks [concat $marks $idotherrefs($id)] | 
|  | } | 
|  | if {$marks eq {}} { | 
|  | return $xt | 
|  | } | 
|  |  | 
|  | set delta [expr {int(0.5 * ($linespc - $lthickness))}] | 
|  | set yt [expr {$y1 - 0.5 * $linespc}] | 
|  | set yb [expr {$yt + $linespc - 1}] | 
|  | set xvals {} | 
|  | set wvals {} | 
|  | set i -1 | 
|  | foreach tag $marks { | 
|  | incr i | 
|  | if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} { | 
|  | set wid [font measure mainfontbold $tag] | 
|  | } else { | 
|  | set wid [font measure mainfont $tag] | 
|  | } | 
|  | lappend xvals $xt | 
|  | lappend wvals $wid | 
|  | set xt [expr {$xt + $delta + $wid + $lthickness + $linespc}] | 
|  | } | 
|  | set t [$canv create line $x $y1 [lindex $xvals end] $y1 \ | 
|  | -width $lthickness -fill black -tags tag.$id] | 
|  | $canv lower $t | 
|  | foreach tag $marks x $xvals wid $wvals { | 
|  | set tag_quoted [string map {% %%} $tag] | 
|  | set xl [expr {$x + $delta}] | 
|  | set xr [expr {$x + $delta + $wid + $lthickness}] | 
|  | set font mainfont | 
|  | if {[incr ntags -1] >= 0} { | 
|  | # draw a tag | 
|  | set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \ | 
|  | $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \ | 
|  | -width 1 -outline black -fill yellow -tags tag.$id] | 
|  | $canv bind $t <1> [list showtag $tag_quoted 1] | 
|  | set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}] | 
|  | } else { | 
|  | # draw a head or other ref | 
|  | if {[incr nheads -1] >= 0} { | 
|  | set col green | 
|  | if {$tag eq $mainhead} { | 
|  | set font mainfontbold | 
|  | } | 
|  | } else { | 
|  | set col "#ddddff" | 
|  | } | 
|  | set xl [expr {$xl - $delta/2}] | 
|  | $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \ | 
|  | -width 1 -outline black -fill $col -tags tag.$id | 
|  | if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} { | 
|  | set rwid [font measure mainfont $remoteprefix] | 
|  | set xi [expr {$x + 1}] | 
|  | set yti [expr {$yt + 1}] | 
|  | set xri [expr {$x + $rwid}] | 
|  | $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \ | 
|  | -width 0 -fill "#ffddaa" -tags tag.$id | 
|  | } | 
|  | } | 
|  | set t [$canv create text $xl $y1 -anchor w -text $tag -fill $fgcolor \ | 
|  | -font $font -tags [list tag.$id text]] | 
|  | if {$ntags >= 0} { | 
|  | $canv bind $t <1> [list showtag $tag_quoted 1] | 
|  | } elseif {$nheads >= 0} { | 
|  | $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted] | 
|  | } | 
|  | } | 
|  | return $xt | 
|  | } | 
|  |  | 
|  | proc drawnotesign {xt y} { | 
|  | global linespc canv fgcolor | 
|  |  | 
|  | set orad [expr {$linespc / 3}] | 
|  | set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \ | 
|  | [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \ | 
|  | -fill yellow -outline $fgcolor -width 1 -tags circle] | 
|  | set xt [expr {$xt + $orad * 3}] | 
|  | return $xt | 
|  | } | 
|  |  | 
|  | proc xcoord {i level ln} { | 
|  | global canvx0 xspc1 xspc2 | 
|  |  | 
|  | set x [expr {$canvx0 + $i * $xspc1($ln)}] | 
|  | if {$i > 0 && $i == $level} { | 
|  | set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}] | 
|  | } elseif {$i > $level} { | 
|  | set x [expr {$x + $xspc2 - $xspc1($ln)}] | 
|  | } | 
|  | return $x | 
|  | } | 
|  |  | 
|  | proc show_status {msg} { | 
|  | global canv fgcolor | 
|  |  | 
|  | clear_display | 
|  | $canv create text 3 3 -anchor nw -text $msg -font mainfont \ | 
|  | -tags text -fill $fgcolor | 
|  | } | 
|  |  | 
|  | # Don't change the text pane cursor if it is currently the hand cursor, | 
|  | # showing that we are over a sha1 ID link. | 
|  | proc settextcursor {c} { | 
|  | global ctext curtextcursor | 
|  |  | 
|  | if {[$ctext cget -cursor] == $curtextcursor} { | 
|  | $ctext config -cursor $c | 
|  | } | 
|  | set curtextcursor $c | 
|  | } | 
|  |  | 
|  | proc nowbusy {what {name {}}} { | 
|  | global isbusy busyname statusw | 
|  |  | 
|  | if {[array names isbusy] eq {}} { | 
|  | . config -cursor watch | 
|  | settextcursor watch | 
|  | } | 
|  | set isbusy($what) 1 | 
|  | set busyname($what) $name | 
|  | if {$name ne {}} { | 
|  | $statusw conf -text $name | 
|  | } | 
|  | } | 
|  |  | 
|  | proc notbusy {what} { | 
|  | global isbusy maincursor textcursor busyname statusw | 
|  |  | 
|  | catch { | 
|  | unset isbusy($what) | 
|  | if {$busyname($what) ne {} && | 
|  | [$statusw cget -text] eq $busyname($what)} { | 
|  | $statusw conf -text {} | 
|  | } | 
|  | } | 
|  | if {[array names isbusy] eq {}} { | 
|  | . config -cursor $maincursor | 
|  | settextcursor $textcursor | 
|  | } | 
|  | } | 
|  |  | 
|  | proc findmatches {f} { | 
|  | global findtype findstring | 
|  | if {$findtype == [mc "Regexp"]} { | 
|  | set matches [regexp -indices -all -inline $findstring $f] | 
|  | } else { | 
|  | set fs $findstring | 
|  | if {$findtype == [mc "IgnCase"]} { | 
|  | set f [string tolower $f] | 
|  | set fs [string tolower $fs] | 
|  | } | 
|  | set matches {} | 
|  | set i 0 | 
|  | set l [string length $fs] | 
|  | while {[set j [string first $fs $f $i]] >= 0} { | 
|  | lappend matches [list $j [expr {$j+$l-1}]] | 
|  | set i [expr {$j + $l}] | 
|  | } | 
|  | } | 
|  | return $matches | 
|  | } | 
|  |  | 
|  | proc dofind {{dirn 1} {wrap 1}} { | 
|  | global findstring findstartline findcurline selectedline numcommits | 
|  | global gdttype filehighlight fh_serial find_dirn findallowwrap | 
|  |  | 
|  | if {[info exists find_dirn]} { | 
|  | if {$find_dirn == $dirn} return | 
|  | stopfinding | 
|  | } | 
|  | focus . | 
|  | if {$findstring eq {} || $numcommits == 0} return | 
|  | if {$selectedline eq {}} { | 
|  | set findstartline [lindex [visiblerows] [expr {$dirn < 0}]] | 
|  | } else { | 
|  | set findstartline $selectedline | 
|  | } | 
|  | set findcurline $findstartline | 
|  | nowbusy finding [mc "Searching"] | 
|  | if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} { | 
|  | after cancel do_file_hl $fh_serial | 
|  | do_file_hl $fh_serial | 
|  | } | 
|  | set find_dirn $dirn | 
|  | set findallowwrap $wrap | 
|  | run findmore | 
|  | } | 
|  |  | 
|  | proc stopfinding {} { | 
|  | global find_dirn findcurline fprogcoord | 
|  |  | 
|  | if {[info exists find_dirn]} { | 
|  | unset find_dirn | 
|  | unset findcurline | 
|  | notbusy finding | 
|  | set fprogcoord 0 | 
|  | adjustprogress | 
|  | } | 
|  | stopblaming | 
|  | } | 
|  |  | 
|  | proc findmore {} { | 
|  | global commitdata commitinfo numcommits findpattern findloc | 
|  | global findstartline findcurline findallowwrap | 
|  | global find_dirn gdttype fhighlights fprogcoord | 
|  | global curview varcorder vrownum varccommits vrowmod | 
|  |  | 
|  | if {![info exists find_dirn]} { | 
|  | return 0 | 
|  | } | 
|  | set fldtypes [list [mc "Headline"] [mc "Author"] "" [mc "Committer"] "" [mc "Comments"]] | 
|  | set l $findcurline | 
|  | set moretodo 0 | 
|  | if {$find_dirn > 0} { | 
|  | incr l | 
|  | if {$l >= $numcommits} { | 
|  | set l 0 | 
|  | } | 
|  | if {$l <= $findstartline} { | 
|  | set lim [expr {$findstartline + 1}] | 
|  | } else { | 
|  | set lim $numcommits | 
|  | set moretodo $findallowwrap | 
|  | } | 
|  | } else { | 
|  | if {$l == 0} { | 
|  | set l $numcommits | 
|  | } | 
|  | incr l -1 | 
|  | if {$l >= $findstartline} { | 
|  | set lim [expr {$findstartline - 1}] | 
|  | } else { | 
|  | set lim -1 | 
|  | set moretodo $findallowwrap | 
|  | } | 
|  | } | 
|  | set n [expr {($lim - $l) * $find_dirn}] | 
|  | if {$n > 500} { | 
|  | set n 500 | 
|  | set moretodo 1 | 
|  | } | 
|  | if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} { | 
|  | update_arcrows $curview | 
|  | } | 
|  | set found 0 | 
|  | set domore 1 | 
|  | set ai [bsearch $vrownum($curview) $l] | 
|  | set a [lindex $varcorder($curview) $ai] | 
|  | set arow [lindex $vrownum($curview) $ai] | 
|  | set ids [lindex $varccommits($curview,$a)] | 
|  | set arowend [expr {$arow + [llength $ids]}] | 
|  | if {$gdttype eq [mc "containing:"]} { | 
|  | for {} {$n > 0} {incr n -1; incr l $find_dirn} { | 
|  | if {$l < $arow || $l >= $arowend} { | 
|  | incr ai $find_dirn | 
|  | set a [lindex $varcorder($curview) $ai] | 
|  | set arow [lindex $vrownum($curview) $ai] | 
|  | set ids [lindex $varccommits($curview,$a)] | 
|  | set arowend [expr {$arow + [llength $ids]}] | 
|  | } | 
|  | set id [lindex $ids [expr {$l - $arow}]] | 
|  | # shouldn't happen unless git log doesn't give all the commits... | 
|  | if {![info exists commitdata($id)] || | 
|  | ![doesmatch $commitdata($id)]} { | 
|  | continue | 
|  | } | 
|  | if {![info exists commitinfo($id)]} { | 
|  | getcommit $id | 
|  | } | 
|  | set info $commitinfo($id) | 
|  | foreach f $info ty $fldtypes { | 
|  | if {$ty eq ""} continue | 
|  | if {($findloc eq [mc "All fields"] || $findloc eq $ty) && | 
|  | [doesmatch $f]} { | 
|  | set found 1 | 
|  | break | 
|  | } | 
|  | } | 
|  | if {$found} break | 
|  | } | 
|  | } else { | 
|  | for {} {$n > 0} {incr n -1; incr l $find_dirn} { | 
|  | if {$l < $arow || $l >= $arowend} { | 
|  | incr ai $find_dirn | 
|  | set a [lindex $varcorder($curview) $ai] | 
|  | set arow [lindex $vrownum($curview) $ai] | 
|  | set ids [lindex $varccommits($curview,$a)] | 
|  | set arowend [expr {$arow + [llength $ids]}] | 
|  | } | 
|  | set id [lindex $ids [expr {$l - $arow}]] | 
|  | if {![info exists fhighlights($id)]} { | 
|  | # this sets fhighlights($id) to -1 | 
|  | askfilehighlight $l $id | 
|  | } | 
|  | if {$fhighlights($id) > 0} { | 
|  | set found $domore | 
|  | break | 
|  | } | 
|  | if {$fhighlights($id) < 0} { | 
|  | if {$domore} { | 
|  | set domore 0 | 
|  | set findcurline [expr {$l - $find_dirn}] | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$found || ($domore && !$moretodo)} { | 
|  | unset findcurline | 
|  | unset find_dirn | 
|  | notbusy finding | 
|  | set fprogcoord 0 | 
|  | adjustprogress | 
|  | if {$found} { | 
|  | findselectline $l | 
|  | } else { | 
|  | bell | 
|  | } | 
|  | return 0 | 
|  | } | 
|  | if {!$domore} { | 
|  | flushhighlights | 
|  | } else { | 
|  | set findcurline [expr {$l - $find_dirn}] | 
|  | } | 
|  | set n [expr {($findcurline - $findstartline) * $find_dirn - 1}] | 
|  | if {$n < 0} { | 
|  | incr n $numcommits | 
|  | } | 
|  | set fprogcoord [expr {$n * 1.0 / $numcommits}] | 
|  | adjustprogress | 
|  | return $domore | 
|  | } | 
|  |  | 
|  | proc findselectline {l} { | 
|  | global findloc commentend ctext findcurline markingmatches gdttype | 
|  |  | 
|  | set markingmatches [expr {$gdttype eq [mc "containing:"]}] | 
|  | set findcurline $l | 
|  | selectline $l 1 | 
|  | if {$markingmatches && | 
|  | ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} { | 
|  | # highlight the matches in the comments | 
|  | set f [$ctext get 1.0 $commentend] | 
|  | set matches [findmatches $f] | 
|  | foreach match $matches { | 
|  | set start [lindex $match 0] | 
|  | set end [expr {[lindex $match 1] + 1}] | 
|  | $ctext tag add found "1.0 + $start c" "1.0 + $end c" | 
|  | } | 
|  | } | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | # mark the bits of a headline or author that match a find string | 
|  | proc markmatches {canv l str tag matches font row} { | 
|  | global selectedline | 
|  |  | 
|  | set bbox [$canv bbox $tag] | 
|  | set x0 [lindex $bbox 0] | 
|  | set y0 [lindex $bbox 1] | 
|  | set y1 [lindex $bbox 3] | 
|  | foreach match $matches { | 
|  | set start [lindex $match 0] | 
|  | set end [lindex $match 1] | 
|  | if {$start > $end} continue | 
|  | set xoff [font measure $font [string range $str 0 [expr {$start-1}]]] | 
|  | set xlen [font measure $font [string range $str 0 [expr {$end}]]] | 
|  | set t [$canv create rect [expr {$x0+$xoff}] $y0 \ | 
|  | [expr {$x0+$xlen+2}] $y1 \ | 
|  | -outline {} -tags [list match$l matches] -fill yellow] | 
|  | $canv lower $t | 
|  | if {$row == $selectedline} { | 
|  | $canv raise $t secsel | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc unmarkmatches {} { | 
|  | global markingmatches | 
|  |  | 
|  | allcanvs delete matches | 
|  | set markingmatches 0 | 
|  | stopfinding | 
|  | } | 
|  |  | 
|  | proc selcanvline {w x y} { | 
|  | global canv canvy0 ctext linespc | 
|  | global rowtextx | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax == {}} return | 
|  | set yfrac [lindex [$canv yview] 0] | 
|  | set y [expr {$y + $yfrac * $ymax}] | 
|  | set l [expr {int(($y - $canvy0) / $linespc + 0.5)}] | 
|  | if {$l < 0} { | 
|  | set l 0 | 
|  | } | 
|  | if {$w eq $canv} { | 
|  | set xmax [lindex [$canv cget -scrollregion] 2] | 
|  | set xleft [expr {[lindex [$canv xview] 0] * $xmax}] | 
|  | if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return | 
|  | } | 
|  | unmarkmatches | 
|  | selectline $l 1 | 
|  | } | 
|  |  | 
|  | proc commit_descriptor {p} { | 
|  | global commitinfo | 
|  | if {![info exists commitinfo($p)]} { | 
|  | getcommit $p | 
|  | } | 
|  | set l "..." | 
|  | if {[llength $commitinfo($p)] > 1} { | 
|  | set l [lindex $commitinfo($p) 0] | 
|  | } | 
|  | return "$p ($l)\n" | 
|  | } | 
|  |  | 
|  | # append some text to the ctext widget, and make any SHA1 ID | 
|  | # that we know about be a clickable link. | 
|  | proc appendwithlinks {text tags} { | 
|  | global ctext linknum curview | 
|  |  | 
|  | set start [$ctext index "end - 1c"] | 
|  | $ctext insert end $text $tags | 
|  | set links [regexp -indices -all -inline {(?:\m|-g)[0-9a-f]{6,40}\M} $text] | 
|  | foreach l $links { | 
|  | set s [lindex $l 0] | 
|  | set e [lindex $l 1] | 
|  | set linkid [string range $text $s $e] | 
|  | incr e | 
|  | $ctext tag delete link$linknum | 
|  | $ctext tag add link$linknum "$start + $s c" "$start + $e c" | 
|  | setlink $linkid link$linknum | 
|  | incr linknum | 
|  | } | 
|  | } | 
|  |  | 
|  | proc setlink {id lk} { | 
|  | global curview ctext pendinglinks | 
|  |  | 
|  | if {[string range $id 0 1] eq "-g"} { | 
|  | set id [string range $id 2 end] | 
|  | } | 
|  |  | 
|  | set known 0 | 
|  | if {[string length $id] < 40} { | 
|  | set matches [longid $id] | 
|  | if {[llength $matches] > 0} { | 
|  | if {[llength $matches] > 1} return | 
|  | set known 1 | 
|  | set id [lindex $matches 0] | 
|  | } | 
|  | } else { | 
|  | set known [commitinview $id $curview] | 
|  | } | 
|  | if {$known} { | 
|  | $ctext tag conf $lk -foreground blue -underline 1 | 
|  | $ctext tag bind $lk <1> [list selbyid $id] | 
|  | $ctext tag bind $lk <Enter> {linkcursor %W 1} | 
|  | $ctext tag bind $lk <Leave> {linkcursor %W -1} | 
|  | } else { | 
|  | lappend pendinglinks($id) $lk | 
|  | interestedin $id {makelink %P} | 
|  | } | 
|  | } | 
|  |  | 
|  | proc appendshortlink {id {pre {}} {post {}}} { | 
|  | global ctext linknum | 
|  |  | 
|  | $ctext insert end $pre | 
|  | $ctext tag delete link$linknum | 
|  | $ctext insert end [string range $id 0 7] link$linknum | 
|  | $ctext insert end $post | 
|  | setlink $id link$linknum | 
|  | incr linknum | 
|  | } | 
|  |  | 
|  | proc makelink {id} { | 
|  | global pendinglinks | 
|  |  | 
|  | if {![info exists pendinglinks($id)]} return | 
|  | foreach lk $pendinglinks($id) { | 
|  | setlink $id $lk | 
|  | } | 
|  | unset pendinglinks($id) | 
|  | } | 
|  |  | 
|  | proc linkcursor {w inc} { | 
|  | global linkentercount curtextcursor | 
|  |  | 
|  | if {[incr linkentercount $inc] > 0} { | 
|  | $w configure -cursor hand2 | 
|  | } else { | 
|  | $w configure -cursor $curtextcursor | 
|  | if {$linkentercount < 0} { | 
|  | set linkentercount 0 | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc viewnextline {dir} { | 
|  | global canv linespc | 
|  |  | 
|  | $canv delete hover | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | set wnow [$canv yview] | 
|  | set wtop [expr {[lindex $wnow 0] * $ymax}] | 
|  | set newtop [expr {$wtop + $dir * $linespc}] | 
|  | if {$newtop < 0} { | 
|  | set newtop 0 | 
|  | } elseif {$newtop > $ymax} { | 
|  | set newtop $ymax | 
|  | } | 
|  | allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}] | 
|  | } | 
|  |  | 
|  | # add a list of tag or branch names at position pos | 
|  | # returns the number of names inserted | 
|  | proc appendrefs {pos ids var} { | 
|  | global ctext linknum curview $var maxrefs | 
|  |  | 
|  | if {[catch {$ctext index $pos}]} { | 
|  | return 0 | 
|  | } | 
|  | $ctext conf -state normal | 
|  | $ctext delete $pos "$pos lineend" | 
|  | set tags {} | 
|  | foreach id $ids { | 
|  | foreach tag [set $var\($id\)] { | 
|  | lappend tags [list $tag $id] | 
|  | } | 
|  | } | 
|  | if {[llength $tags] > $maxrefs} { | 
|  | $ctext insert $pos "[mc "many"] ([llength $tags])" | 
|  | } else { | 
|  | set tags [lsort -index 0 -decreasing $tags] | 
|  | set sep {} | 
|  | foreach ti $tags { | 
|  | set id [lindex $ti 1] | 
|  | set lk link$linknum | 
|  | incr linknum | 
|  | $ctext tag delete $lk | 
|  | $ctext insert $pos $sep | 
|  | $ctext insert $pos [lindex $ti 0] $lk | 
|  | setlink $id $lk | 
|  | set sep ", " | 
|  | } | 
|  | } | 
|  | $ctext conf -state disabled | 
|  | return [llength $tags] | 
|  | } | 
|  |  | 
|  | # called when we have finished computing the nearby tags | 
|  | proc dispneartags {delay} { | 
|  | global selectedline currentid showneartags tagphase | 
|  |  | 
|  | if {$selectedline eq {} || !$showneartags} return | 
|  | after cancel dispnexttag | 
|  | if {$delay} { | 
|  | after 200 dispnexttag | 
|  | set tagphase -1 | 
|  | } else { | 
|  | after idle dispnexttag | 
|  | set tagphase 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc dispnexttag {} { | 
|  | global selectedline currentid showneartags tagphase ctext | 
|  |  | 
|  | if {$selectedline eq {} || !$showneartags} return | 
|  | switch -- $tagphase { | 
|  | 0 { | 
|  | set dtags [desctags $currentid] | 
|  | if {$dtags ne {}} { | 
|  | appendrefs precedes $dtags idtags | 
|  | } | 
|  | } | 
|  | 1 { | 
|  | set atags [anctags $currentid] | 
|  | if {$atags ne {}} { | 
|  | appendrefs follows $atags idtags | 
|  | } | 
|  | } | 
|  | 2 { | 
|  | set dheads [descheads $currentid] | 
|  | if {$dheads ne {}} { | 
|  | if {[appendrefs branch $dheads idheads] > 1 | 
|  | && [$ctext get "branch -3c"] eq "h"} { | 
|  | # turn "Branch" into "Branches" | 
|  | $ctext conf -state normal | 
|  | $ctext insert "branch -2c" "es" | 
|  | $ctext conf -state disabled | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[incr tagphase] <= 2} { | 
|  | after idle dispnexttag | 
|  | } | 
|  | } | 
|  |  | 
|  | proc make_secsel {id} { | 
|  | global linehtag linentag linedtag canv canv2 canv3 | 
|  |  | 
|  | if {![info exists linehtag($id)]} return | 
|  | $canv delete secsel | 
|  | set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \ | 
|  | -tags secsel -fill [$canv cget -selectbackground]] | 
|  | $canv lower $t | 
|  | $canv2 delete secsel | 
|  | set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \ | 
|  | -tags secsel -fill [$canv2 cget -selectbackground]] | 
|  | $canv2 lower $t | 
|  | $canv3 delete secsel | 
|  | set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \ | 
|  | -tags secsel -fill [$canv3 cget -selectbackground]] | 
|  | $canv3 lower $t | 
|  | } | 
|  |  | 
|  | proc make_idmark {id} { | 
|  | global linehtag canv fgcolor | 
|  |  | 
|  | if {![info exists linehtag($id)]} return | 
|  | $canv delete markid | 
|  | set t [eval $canv create rect [$canv bbox $linehtag($id)] \ | 
|  | -tags markid -outline $fgcolor] | 
|  | $canv raise $t | 
|  | } | 
|  |  | 
|  | proc selectline {l isnew {desired_loc {}}} { | 
|  | global canv ctext commitinfo selectedline | 
|  | global canvy0 linespc parents children curview | 
|  | global currentid sha1entry | 
|  | global commentend idtags linknum | 
|  | global mergemax numcommits pending_select | 
|  | global cmitmode showneartags allcommits | 
|  | global targetrow targetid lastscrollrows | 
|  | global autoselect autosellen jump_to_here | 
|  |  | 
|  | catch {unset pending_select} | 
|  | $canv delete hover | 
|  | normalline | 
|  | unsel_reflist | 
|  | stopfinding | 
|  | if {$l < 0 || $l >= $numcommits} return | 
|  | set id [commitonrow $l] | 
|  | set targetid $id | 
|  | set targetrow $l | 
|  | set selectedline $l | 
|  | set currentid $id | 
|  | if {$lastscrollrows < $numcommits} { | 
|  | setcanvscroll | 
|  | } | 
|  |  | 
|  | set y [expr {$canvy0 + $l * $linespc}] | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | set ytop [expr {$y - $linespc - 1}] | 
|  | set ybot [expr {$y + $linespc + 1}] | 
|  | set wnow [$canv yview] | 
|  | set wtop [expr {[lindex $wnow 0] * $ymax}] | 
|  | set wbot [expr {[lindex $wnow 1] * $ymax}] | 
|  | set wh [expr {$wbot - $wtop}] | 
|  | set newtop $wtop | 
|  | if {$ytop < $wtop} { | 
|  | if {$ybot < $wtop} { | 
|  | set newtop [expr {$y - $wh / 2.0}] | 
|  | } else { | 
|  | set newtop $ytop | 
|  | if {$newtop > $wtop - $linespc} { | 
|  | set newtop [expr {$wtop - $linespc}] | 
|  | } | 
|  | } | 
|  | } elseif {$ybot > $wbot} { | 
|  | if {$ytop > $wbot} { | 
|  | set newtop [expr {$y - $wh / 2.0}] | 
|  | } else { | 
|  | set newtop [expr {$ybot - $wh}] | 
|  | if {$newtop < $wtop + $linespc} { | 
|  | set newtop [expr {$wtop + $linespc}] | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$newtop != $wtop} { | 
|  | if {$newtop < 0} { | 
|  | set newtop 0 | 
|  | } | 
|  | allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}] | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | make_secsel $id | 
|  |  | 
|  | if {$isnew} { | 
|  | addtohistory [list selbyid $id 0] savecmitpos | 
|  | } | 
|  |  | 
|  | $sha1entry delete 0 end | 
|  | $sha1entry insert 0 $id | 
|  | if {$autoselect} { | 
|  | $sha1entry selection range 0 $autosellen | 
|  | } | 
|  | rhighlight_sel $id | 
|  |  | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | set linknum 0 | 
|  | if {![info exists commitinfo($id)]} { | 
|  | getcommit $id | 
|  | } | 
|  | set info $commitinfo($id) | 
|  | set date [formatdate [lindex $info 2]] | 
|  | $ctext insert end "[mc "Author"]: [lindex $info 1]  $date\n" | 
|  | set date [formatdate [lindex $info 4]] | 
|  | $ctext insert end "[mc "Committer"]: [lindex $info 3]  $date\n" | 
|  | if {[info exists idtags($id)]} { | 
|  | $ctext insert end [mc "Tags:"] | 
|  | foreach tag $idtags($id) { | 
|  | $ctext insert end " $tag" | 
|  | } | 
|  | $ctext insert end "\n" | 
|  | } | 
|  |  | 
|  | set headers {} | 
|  | set olds $parents($curview,$id) | 
|  | if {[llength $olds] > 1} { | 
|  | set np 0 | 
|  | foreach p $olds { | 
|  | if {$np >= $mergemax} { | 
|  | set tag mmax | 
|  | } else { | 
|  | set tag m$np | 
|  | } | 
|  | $ctext insert end "[mc "Parent"]: " $tag | 
|  | appendwithlinks [commit_descriptor $p] {} | 
|  | incr np | 
|  | } | 
|  | } else { | 
|  | foreach p $olds { | 
|  | append headers "[mc "Parent"]: [commit_descriptor $p]" | 
|  | } | 
|  | } | 
|  |  | 
|  | foreach c $children($curview,$id) { | 
|  | append headers "[mc "Child"]:  [commit_descriptor $c]" | 
|  | } | 
|  |  | 
|  | # make anything that looks like a SHA1 ID be a clickable link | 
|  | appendwithlinks $headers {} | 
|  | if {$showneartags} { | 
|  | if {![info exists allcommits]} { | 
|  | getallcommits | 
|  | } | 
|  | $ctext insert end "[mc "Branch"]: " | 
|  | $ctext mark set branch "end -1c" | 
|  | $ctext mark gravity branch left | 
|  | $ctext insert end "\n[mc "Follows"]: " | 
|  | $ctext mark set follows "end -1c" | 
|  | $ctext mark gravity follows left | 
|  | $ctext insert end "\n[mc "Precedes"]: " | 
|  | $ctext mark set precedes "end -1c" | 
|  | $ctext mark gravity precedes left | 
|  | $ctext insert end "\n" | 
|  | dispneartags 1 | 
|  | } | 
|  | $ctext insert end "\n" | 
|  | set comment [lindex $info 5] | 
|  | if {[string first "\r" $comment] >= 0} { | 
|  | set comment [string map {"\r" "\n    "} $comment] | 
|  | } | 
|  | appendwithlinks $comment {comment} | 
|  |  | 
|  | $ctext tag remove found 1.0 end | 
|  | $ctext conf -state disabled | 
|  | set commentend [$ctext index "end - 1c"] | 
|  |  | 
|  | set jump_to_here $desired_loc | 
|  | init_flist [mc "Comments"] | 
|  | if {$cmitmode eq "tree"} { | 
|  | gettree $id | 
|  | } elseif {[llength $olds] <= 1} { | 
|  | startdiff $id | 
|  | } else { | 
|  | mergediff $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc selfirstline {} { | 
|  | unmarkmatches | 
|  | selectline 0 1 | 
|  | } | 
|  |  | 
|  | proc sellastline {} { | 
|  | global numcommits | 
|  | unmarkmatches | 
|  | set l [expr {$numcommits - 1}] | 
|  | selectline $l 1 | 
|  | } | 
|  |  | 
|  | proc selnextline {dir} { | 
|  | global selectedline | 
|  | focus . | 
|  | if {$selectedline eq {}} return | 
|  | set l [expr {$selectedline + $dir}] | 
|  | unmarkmatches | 
|  | selectline $l 1 | 
|  | } | 
|  |  | 
|  | proc selnextpage {dir} { | 
|  | global canv linespc selectedline numcommits | 
|  |  | 
|  | set lpp [expr {([winfo height $canv] - 2) / $linespc}] | 
|  | if {$lpp < 1} { | 
|  | set lpp 1 | 
|  | } | 
|  | allcanvs yview scroll [expr {$dir * $lpp}] units | 
|  | drawvisible | 
|  | if {$selectedline eq {}} return | 
|  | set l [expr {$selectedline + $dir * $lpp}] | 
|  | if {$l < 0} { | 
|  | set l 0 | 
|  | } elseif {$l >= $numcommits} { | 
|  | set l [expr $numcommits - 1] | 
|  | } | 
|  | unmarkmatches | 
|  | selectline $l 1 | 
|  | } | 
|  |  | 
|  | proc unselectline {} { | 
|  | global selectedline currentid | 
|  |  | 
|  | set selectedline {} | 
|  | catch {unset currentid} | 
|  | allcanvs delete secsel | 
|  | rhighlight_none | 
|  | } | 
|  |  | 
|  | proc reselectline {} { | 
|  | global selectedline | 
|  |  | 
|  | if {$selectedline ne {}} { | 
|  | selectline $selectedline 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc addtohistory {cmd {saveproc {}}} { | 
|  | global history historyindex curview | 
|  |  | 
|  | unset_posvars | 
|  | save_position | 
|  | set elt [list $curview $cmd $saveproc {}] | 
|  | if {$historyindex > 0 | 
|  | && [lindex $history [expr {$historyindex - 1}]] == $elt} { | 
|  | return | 
|  | } | 
|  |  | 
|  | if {$historyindex < [llength $history]} { | 
|  | set history [lreplace $history $historyindex end $elt] | 
|  | } else { | 
|  | lappend history $elt | 
|  | } | 
|  | incr historyindex | 
|  | if {$historyindex > 1} { | 
|  | .tf.bar.leftbut conf -state normal | 
|  | } else { | 
|  | .tf.bar.leftbut conf -state disabled | 
|  | } | 
|  | .tf.bar.rightbut conf -state disabled | 
|  | } | 
|  |  | 
|  | # save the scrolling position of the diff display pane | 
|  | proc save_position {} { | 
|  | global historyindex history | 
|  |  | 
|  | if {$historyindex < 1} return | 
|  | set hi [expr {$historyindex - 1}] | 
|  | set fn [lindex $history $hi 2] | 
|  | if {$fn ne {}} { | 
|  | lset history $hi 3 [eval $fn] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc unset_posvars {} { | 
|  | global last_posvars | 
|  |  | 
|  | if {[info exists last_posvars]} { | 
|  | foreach {var val} $last_posvars { | 
|  | global $var | 
|  | catch {unset $var} | 
|  | } | 
|  | unset last_posvars | 
|  | } | 
|  | } | 
|  |  | 
|  | proc godo {elt} { | 
|  | global curview last_posvars | 
|  |  | 
|  | set view [lindex $elt 0] | 
|  | set cmd [lindex $elt 1] | 
|  | set pv [lindex $elt 3] | 
|  | if {$curview != $view} { | 
|  | showview $view | 
|  | } | 
|  | unset_posvars | 
|  | foreach {var val} $pv { | 
|  | global $var | 
|  | set $var $val | 
|  | } | 
|  | set last_posvars $pv | 
|  | eval $cmd | 
|  | } | 
|  |  | 
|  | proc goback {} { | 
|  | global history historyindex | 
|  | focus . | 
|  |  | 
|  | if {$historyindex > 1} { | 
|  | save_position | 
|  | incr historyindex -1 | 
|  | godo [lindex $history [expr {$historyindex - 1}]] | 
|  | .tf.bar.rightbut conf -state normal | 
|  | } | 
|  | if {$historyindex <= 1} { | 
|  | .tf.bar.leftbut conf -state disabled | 
|  | } | 
|  | } | 
|  |  | 
|  | proc goforw {} { | 
|  | global history historyindex | 
|  | focus . | 
|  |  | 
|  | if {$historyindex < [llength $history]} { | 
|  | save_position | 
|  | set cmd [lindex $history $historyindex] | 
|  | incr historyindex | 
|  | godo $cmd | 
|  | .tf.bar.leftbut conf -state normal | 
|  | } | 
|  | if {$historyindex >= [llength $history]} { | 
|  | .tf.bar.rightbut conf -state disabled | 
|  | } | 
|  | } | 
|  |  | 
|  | proc gettree {id} { | 
|  | global treefilelist treeidlist diffids diffmergeid treepending | 
|  | global nullid nullid2 | 
|  |  | 
|  | set diffids $id | 
|  | catch {unset diffmergeid} | 
|  | if {![info exists treefilelist($id)]} { | 
|  | if {![info exists treepending]} { | 
|  | if {$id eq $nullid} { | 
|  | set cmd [list | git ls-files] | 
|  | } elseif {$id eq $nullid2} { | 
|  | set cmd [list | git ls-files --stage -t] | 
|  | } else { | 
|  | set cmd [list | git ls-tree -r $id] | 
|  | } | 
|  | if {[catch {set gtf [open $cmd r]}]} { | 
|  | return | 
|  | } | 
|  | set treepending $id | 
|  | set treefilelist($id) {} | 
|  | set treeidlist($id) {} | 
|  | fconfigure $gtf -blocking 0 -encoding binary | 
|  | filerun $gtf [list gettreeline $gtf $id] | 
|  | } | 
|  | } else { | 
|  | setfilelist $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc gettreeline {gtf id} { | 
|  | global treefilelist treeidlist treepending cmitmode diffids nullid nullid2 | 
|  |  | 
|  | set nl 0 | 
|  | while {[incr nl] <= 1000 && [gets $gtf line] >= 0} { | 
|  | if {$diffids eq $nullid} { | 
|  | set fname $line | 
|  | } else { | 
|  | set i [string first "\t" $line] | 
|  | if {$i < 0} continue | 
|  | set fname [string range $line [expr {$i+1}] end] | 
|  | set line [string range $line 0 [expr {$i-1}]] | 
|  | if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue | 
|  | set sha1 [lindex $line 2] | 
|  | lappend treeidlist($id) $sha1 | 
|  | } | 
|  | if {[string index $fname 0] eq "\""} { | 
|  | set fname [lindex $fname 0] | 
|  | } | 
|  | set fname [encoding convertfrom $fname] | 
|  | lappend treefilelist($id) $fname | 
|  | } | 
|  | if {![eof $gtf]} { | 
|  | return [expr {$nl >= 1000? 2: 1}] | 
|  | } | 
|  | close $gtf | 
|  | unset treepending | 
|  | if {$cmitmode ne "tree"} { | 
|  | if {![info exists diffmergeid]} { | 
|  | gettreediffs $diffids | 
|  | } | 
|  | } elseif {$id ne $diffids} { | 
|  | gettree $diffids | 
|  | } else { | 
|  | setfilelist $id | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc showfile {f} { | 
|  | global treefilelist treeidlist diffids nullid nullid2 | 
|  | global ctext_file_names ctext_file_lines | 
|  | global ctext commentend | 
|  |  | 
|  | set i [lsearch -exact $treefilelist($diffids) $f] | 
|  | if {$i < 0} { | 
|  | puts "oops, $f not in list for id $diffids" | 
|  | return | 
|  | } | 
|  | if {$diffids eq $nullid} { | 
|  | if {[catch {set bf [open $f r]} err]} { | 
|  | puts "oops, can't read $f: $err" | 
|  | return | 
|  | } | 
|  | } else { | 
|  | set blob [lindex $treeidlist($diffids) $i] | 
|  | if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} { | 
|  | puts "oops, error reading blob $blob: $err" | 
|  | return | 
|  | } | 
|  | } | 
|  | fconfigure $bf -blocking 0 -encoding [get_path_encoding $f] | 
|  | filerun $bf [list getblobline $bf $diffids] | 
|  | $ctext config -state normal | 
|  | clear_ctext $commentend | 
|  | lappend ctext_file_names $f | 
|  | lappend ctext_file_lines [lindex [split $commentend "."] 0] | 
|  | $ctext insert end "\n" | 
|  | $ctext insert end "$f\n" filesep | 
|  | $ctext config -state disabled | 
|  | $ctext yview $commentend | 
|  | settabs 0 | 
|  | } | 
|  |  | 
|  | proc getblobline {bf id} { | 
|  | global diffids cmitmode ctext | 
|  |  | 
|  | if {$id ne $diffids || $cmitmode ne "tree"} { | 
|  | catch {close $bf} | 
|  | return 0 | 
|  | } | 
|  | $ctext config -state normal | 
|  | set nl 0 | 
|  | while {[incr nl] <= 1000 && [gets $bf line] >= 0} { | 
|  | $ctext insert end "$line\n" | 
|  | } | 
|  | if {[eof $bf]} { | 
|  | global jump_to_here ctext_file_names commentend | 
|  |  | 
|  | # delete last newline | 
|  | $ctext delete "end - 2c" "end - 1c" | 
|  | close $bf | 
|  | if {$jump_to_here ne {} && | 
|  | [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} { | 
|  | set lnum [expr {[lindex $jump_to_here 1] + | 
|  | [lindex [split $commentend .] 0]}] | 
|  | mark_ctext_line $lnum | 
|  | } | 
|  | $ctext config -state disabled | 
|  | return 0 | 
|  | } | 
|  | $ctext config -state disabled | 
|  | return [expr {$nl >= 1000? 2: 1}] | 
|  | } | 
|  |  | 
|  | proc mark_ctext_line {lnum} { | 
|  | global ctext markbgcolor | 
|  |  | 
|  | $ctext tag delete omark | 
|  | $ctext tag add omark $lnum.0 "$lnum.0 + 1 line" | 
|  | $ctext tag conf omark -background $markbgcolor | 
|  | $ctext see $lnum.0 | 
|  | } | 
|  |  | 
|  | proc mergediff {id} { | 
|  | global diffmergeid | 
|  | global diffids treediffs | 
|  | global parents curview | 
|  |  | 
|  | set diffmergeid $id | 
|  | set diffids $id | 
|  | set treediffs($id) {} | 
|  | set np [llength $parents($curview,$id)] | 
|  | settabs $np | 
|  | getblobdiffs $id | 
|  | } | 
|  |  | 
|  | proc startdiff {ids} { | 
|  | global treediffs diffids treepending diffmergeid nullid nullid2 | 
|  |  | 
|  | settabs 1 | 
|  | set diffids $ids | 
|  | catch {unset diffmergeid} | 
|  | if {![info exists treediffs($ids)] || | 
|  | [lsearch -exact $ids $nullid] >= 0 || | 
|  | [lsearch -exact $ids $nullid2] >= 0} { | 
|  | if {![info exists treepending]} { | 
|  | gettreediffs $ids | 
|  | } | 
|  | } else { | 
|  | addtocflist $ids | 
|  | } | 
|  | } | 
|  |  | 
|  | # If the filename (name) is under any of the passed filter paths | 
|  | # then return true to include the file in the listing. | 
|  | proc path_filter {filter name} { | 
|  | set worktree [gitworktree] | 
|  | foreach p $filter { | 
|  | set fq_p [file normalize $p] | 
|  | set fq_n [file normalize [file join $worktree $name]] | 
|  | if {[string match [file normalize $fq_p]* $fq_n]} { | 
|  | return 1 | 
|  | } | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc addtocflist {ids} { | 
|  | global treediffs | 
|  |  | 
|  | add_flist $treediffs($ids) | 
|  | getblobdiffs $ids | 
|  | } | 
|  |  | 
|  | proc diffcmd {ids flags} { | 
|  | global log_showroot nullid nullid2 | 
|  |  | 
|  | set i [lsearch -exact $ids $nullid] | 
|  | set j [lsearch -exact $ids $nullid2] | 
|  | if {$i >= 0} { | 
|  | if {[llength $ids] > 1 && $j < 0} { | 
|  | # comparing working directory with some specific revision | 
|  | set cmd [concat | git diff-index $flags] | 
|  | if {$i == 0} { | 
|  | lappend cmd -R [lindex $ids 1] | 
|  | } else { | 
|  | lappend cmd [lindex $ids 0] | 
|  | } | 
|  | } else { | 
|  | # comparing working directory with index | 
|  | set cmd [concat | git diff-files $flags] | 
|  | if {$j == 1} { | 
|  | lappend cmd -R | 
|  | } | 
|  | } | 
|  | } elseif {$j >= 0} { | 
|  | set cmd [concat | git diff-index --cached $flags] | 
|  | if {[llength $ids] > 1} { | 
|  | # comparing index with specific revision | 
|  | if {$j == 0} { | 
|  | lappend cmd -R [lindex $ids 1] | 
|  | } else { | 
|  | lappend cmd [lindex $ids 0] | 
|  | } | 
|  | } else { | 
|  | # comparing index with HEAD | 
|  | lappend cmd HEAD | 
|  | } | 
|  | } else { | 
|  | if {$log_showroot} { | 
|  | lappend flags --root | 
|  | } | 
|  | set cmd [concat | git diff-tree -r $flags $ids] | 
|  | } | 
|  | return $cmd | 
|  | } | 
|  |  | 
|  | proc gettreediffs {ids} { | 
|  | global treediff treepending | 
|  |  | 
|  | if {[catch {set gdtf [open [diffcmd $ids {--no-commit-id}] r]}]} return | 
|  |  | 
|  | set treepending $ids | 
|  | set treediff {} | 
|  | fconfigure $gdtf -blocking 0 -encoding binary | 
|  | filerun $gdtf [list gettreediffline $gdtf $ids] | 
|  | } | 
|  |  | 
|  | proc gettreediffline {gdtf ids} { | 
|  | global treediff treediffs treepending diffids diffmergeid | 
|  | global cmitmode vfilelimit curview limitdiffs perfile_attrs | 
|  |  | 
|  | set nr 0 | 
|  | set sublist {} | 
|  | set max 1000 | 
|  | if {$perfile_attrs} { | 
|  | # cache_gitattr is slow, and even slower on win32 where we | 
|  | # have to invoke it for only about 30 paths at a time | 
|  | set max 500 | 
|  | if {[tk windowingsystem] == "win32"} { | 
|  | set max 120 | 
|  | } | 
|  | } | 
|  | while {[incr nr] <= $max && [gets $gdtf line] >= 0} { | 
|  | set i [string first "\t" $line] | 
|  | if {$i >= 0} { | 
|  | set file [string range $line [expr {$i+1}] end] | 
|  | if {[string index $file 0] eq "\""} { | 
|  | set file [lindex $file 0] | 
|  | } | 
|  | set file [encoding convertfrom $file] | 
|  | if {$file ne [lindex $treediff end]} { | 
|  | lappend treediff $file | 
|  | lappend sublist $file | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$perfile_attrs} { | 
|  | cache_gitattr encoding $sublist | 
|  | } | 
|  | if {![eof $gdtf]} { | 
|  | return [expr {$nr >= $max? 2: 1}] | 
|  | } | 
|  | close $gdtf | 
|  | if {$limitdiffs && $vfilelimit($curview) ne {}} { | 
|  | set flist {} | 
|  | foreach f $treediff { | 
|  | if {[path_filter $vfilelimit($curview) $f]} { | 
|  | lappend flist $f | 
|  | } | 
|  | } | 
|  | set treediffs($ids) $flist | 
|  | } else { | 
|  | set treediffs($ids) $treediff | 
|  | } | 
|  | unset treepending | 
|  | if {$cmitmode eq "tree" && [llength $diffids] == 1} { | 
|  | gettree $diffids | 
|  | } elseif {$ids != $diffids} { | 
|  | if {![info exists diffmergeid]} { | 
|  | gettreediffs $diffids | 
|  | } | 
|  | } else { | 
|  | addtocflist $ids | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | # empty string or positive integer | 
|  | proc diffcontextvalidate {v} { | 
|  | return [regexp {^(|[1-9][0-9]*)$} $v] | 
|  | } | 
|  |  | 
|  | proc diffcontextchange {n1 n2 op} { | 
|  | global diffcontextstring diffcontext | 
|  |  | 
|  | if {[string is integer -strict $diffcontextstring]} { | 
|  | if {$diffcontextstring >= 0} { | 
|  | set diffcontext $diffcontextstring | 
|  | reselectline | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc changeignorespace {} { | 
|  | reselectline | 
|  | } | 
|  |  | 
|  | proc changeworddiff {name ix op} { | 
|  | reselectline | 
|  | } | 
|  |  | 
|  | proc getblobdiffs {ids} { | 
|  | global blobdifffd diffids env | 
|  | global diffinhdr treediffs | 
|  | global diffcontext | 
|  | global ignorespace | 
|  | global worddiff | 
|  | global limitdiffs vfilelimit curview | 
|  | global diffencoding targetline diffnparents | 
|  | global git_version currdiffsubmod | 
|  |  | 
|  | set textconv {} | 
|  | if {[package vcompare $git_version "1.6.1"] >= 0} { | 
|  | set textconv "--textconv" | 
|  | } | 
|  | set submodule {} | 
|  | if {[package vcompare $git_version "1.6.6"] >= 0} { | 
|  | set submodule "--submodule" | 
|  | } | 
|  | set cmd [diffcmd $ids "-p $textconv $submodule  -C --cc --no-commit-id -U$diffcontext"] | 
|  | if {$ignorespace} { | 
|  | append cmd " -w" | 
|  | } | 
|  | if {$worddiff ne [mc "Line diff"]} { | 
|  | append cmd " --word-diff=porcelain" | 
|  | } | 
|  | if {$limitdiffs && $vfilelimit($curview) ne {}} { | 
|  | set cmd [concat $cmd -- $vfilelimit($curview)] | 
|  | } | 
|  | if {[catch {set bdf [open $cmd r]} err]} { | 
|  | error_popup [mc "Error getting diffs: %s" $err] | 
|  | return | 
|  | } | 
|  | set targetline {} | 
|  | set diffnparents 0 | 
|  | set diffinhdr 0 | 
|  | set diffencoding [get_path_encoding {}] | 
|  | fconfigure $bdf -blocking 0 -encoding binary -eofchar {} | 
|  | set blobdifffd($ids) $bdf | 
|  | set currdiffsubmod "" | 
|  | filerun $bdf [list getblobdiffline $bdf $diffids] | 
|  | } | 
|  |  | 
|  | proc savecmitpos {} { | 
|  | global ctext cmitmode | 
|  |  | 
|  | if {$cmitmode eq "tree"} { | 
|  | return {} | 
|  | } | 
|  | return [list target_scrollpos [$ctext index @0,0]] | 
|  | } | 
|  |  | 
|  | proc savectextpos {} { | 
|  | global ctext | 
|  |  | 
|  | return [list target_scrollpos [$ctext index @0,0]] | 
|  | } | 
|  |  | 
|  | proc maybe_scroll_ctext {ateof} { | 
|  | global ctext target_scrollpos | 
|  |  | 
|  | if {![info exists target_scrollpos]} return | 
|  | if {!$ateof} { | 
|  | set nlines [expr {[winfo height $ctext] | 
|  | / [font metrics textfont -linespace]}] | 
|  | if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return | 
|  | } | 
|  | $ctext yview $target_scrollpos | 
|  | unset target_scrollpos | 
|  | } | 
|  |  | 
|  | proc setinlist {var i val} { | 
|  | global $var | 
|  |  | 
|  | while {[llength [set $var]] < $i} { | 
|  | lappend $var {} | 
|  | } | 
|  | if {[llength [set $var]] == $i} { | 
|  | lappend $var $val | 
|  | } else { | 
|  | lset $var $i $val | 
|  | } | 
|  | } | 
|  |  | 
|  | proc makediffhdr {fname ids} { | 
|  | global ctext curdiffstart treediffs diffencoding | 
|  | global ctext_file_names jump_to_here targetline diffline | 
|  |  | 
|  | set fname [encoding convertfrom $fname] | 
|  | set diffencoding [get_path_encoding $fname] | 
|  | set i [lsearch -exact $treediffs($ids) $fname] | 
|  | if {$i >= 0} { | 
|  | setinlist difffilestart $i $curdiffstart | 
|  | } | 
|  | lset ctext_file_names end $fname | 
|  | set l [expr {(78 - [string length $fname]) / 2}] | 
|  | set pad [string range "----------------------------------------" 1 $l] | 
|  | $ctext insert $curdiffstart "$pad $fname $pad" filesep | 
|  | set targetline {} | 
|  | if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} { | 
|  | set targetline [lindex $jump_to_here 1] | 
|  | } | 
|  | set diffline 0 | 
|  | } | 
|  |  | 
|  | proc getblobdiffline {bdf ids} { | 
|  | global diffids blobdifffd ctext curdiffstart | 
|  | global diffnexthead diffnextnote difffilestart | 
|  | global ctext_file_names ctext_file_lines | 
|  | global diffinhdr treediffs mergemax diffnparents | 
|  | global diffencoding jump_to_here targetline diffline currdiffsubmod | 
|  | global worddiff | 
|  |  | 
|  | set nr 0 | 
|  | $ctext conf -state normal | 
|  | while {[incr nr] <= 1000 && [gets $bdf line] >= 0} { | 
|  | if {$ids != $diffids || $bdf != $blobdifffd($ids)} { | 
|  | catch {close $bdf} | 
|  | return 0 | 
|  | } | 
|  | if {![string compare -length 5 "diff " $line]} { | 
|  | if {![regexp {^diff (--cc|--git) } $line m type]} { | 
|  | set line [encoding convertfrom $line] | 
|  | $ctext insert end "$line\n" hunksep | 
|  | continue | 
|  | } | 
|  | # start of a new file | 
|  | set diffinhdr 1 | 
|  | $ctext insert end "\n" | 
|  | set curdiffstart [$ctext index "end - 1c"] | 
|  | lappend ctext_file_names "" | 
|  | lappend ctext_file_lines [lindex [split $curdiffstart "."] 0] | 
|  | $ctext insert end "\n" filesep | 
|  |  | 
|  | if {$type eq "--cc"} { | 
|  | # start of a new file in a merge diff | 
|  | set fname [string range $line 10 end] | 
|  | if {[lsearch -exact $treediffs($ids) $fname] < 0} { | 
|  | lappend treediffs($ids) $fname | 
|  | add_flist [list $fname] | 
|  | } | 
|  |  | 
|  | } else { | 
|  | set line [string range $line 11 end] | 
|  | # If the name hasn't changed the length will be odd, | 
|  | # the middle char will be a space, and the two bits either | 
|  | # side will be a/name and b/name, or "a/name" and "b/name". | 
|  | # If the name has changed we'll get "rename from" and | 
|  | # "rename to" or "copy from" and "copy to" lines following | 
|  | # this, and we'll use them to get the filenames. | 
|  | # This complexity is necessary because spaces in the | 
|  | # filename(s) don't get escaped. | 
|  | set l [string length $line] | 
|  | set i [expr {$l / 2}] | 
|  | if {!(($l & 1) && [string index $line $i] eq " " && | 
|  | [string range $line 2 [expr {$i - 1}]] eq \ | 
|  | [string range $line [expr {$i + 3}] end])} { | 
|  | continue | 
|  | } | 
|  | # unescape if quoted and chop off the a/ from the front | 
|  | if {[string index $line 0] eq "\""} { | 
|  | set fname [string range [lindex $line 0] 2 end] | 
|  | } else { | 
|  | set fname [string range $line 2 [expr {$i - 1}]] | 
|  | } | 
|  | } | 
|  | makediffhdr $fname $ids | 
|  |  | 
|  | } elseif {![string compare -length 16 "* Unmerged path " $line]} { | 
|  | set fname [encoding convertfrom [string range $line 16 end]] | 
|  | $ctext insert end "\n" | 
|  | set curdiffstart [$ctext index "end - 1c"] | 
|  | lappend ctext_file_names $fname | 
|  | lappend ctext_file_lines [lindex [split $curdiffstart "."] 0] | 
|  | $ctext insert end "$line\n" filesep | 
|  | set i [lsearch -exact $treediffs($ids) $fname] | 
|  | if {$i >= 0} { | 
|  | setinlist difffilestart $i $curdiffstart | 
|  | } | 
|  |  | 
|  | } elseif {![string compare -length 2 "@@" $line]} { | 
|  | regexp {^@@+} $line ats | 
|  | set line [encoding convertfrom $diffencoding $line] | 
|  | $ctext insert end "$line\n" hunksep | 
|  | if {[regexp { \+(\d+),\d+ @@} $line m nl]} { | 
|  | set diffline $nl | 
|  | } | 
|  | set diffnparents [expr {[string length $ats] - 1}] | 
|  | set diffinhdr 0 | 
|  |  | 
|  | } elseif {![string compare -length 10 "Submodule " $line]} { | 
|  | # start of a new submodule | 
|  | if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} { | 
|  | set fname [string range $line 10 [expr [lindex $nameend 0] - 2]] | 
|  | } else { | 
|  | set fname [string range $line 10 [expr [string first "contains " $line] - 2]] | 
|  | } | 
|  | if {$currdiffsubmod != $fname} { | 
|  | $ctext insert end "\n";     # Add newline after commit message | 
|  | } | 
|  | set curdiffstart [$ctext index "end - 1c"] | 
|  | lappend ctext_file_names "" | 
|  | if {$currdiffsubmod != $fname} { | 
|  | lappend ctext_file_lines $fname | 
|  | makediffhdr $fname $ids | 
|  | set currdiffsubmod $fname | 
|  | $ctext insert end "\n$line\n" filesep | 
|  | } else { | 
|  | $ctext insert end "$line\n" filesep | 
|  | } | 
|  | } elseif {![string compare -length 3 "  >" $line]} { | 
|  | set $currdiffsubmod "" | 
|  | set line [encoding convertfrom $diffencoding $line] | 
|  | $ctext insert end "$line\n" dresult | 
|  | } elseif {![string compare -length 3 "  <" $line]} { | 
|  | set $currdiffsubmod "" | 
|  | set line [encoding convertfrom $diffencoding $line] | 
|  | $ctext insert end "$line\n" d0 | 
|  | } elseif {$diffinhdr} { | 
|  | if {![string compare -length 12 "rename from " $line]} { | 
|  | set fname [string range $line [expr 6 + [string first " from " $line] ] end] | 
|  | if {[string index $fname 0] eq "\""} { | 
|  | set fname [lindex $fname 0] | 
|  | } | 
|  | set fname [encoding convertfrom $fname] | 
|  | set i [lsearch -exact $treediffs($ids) $fname] | 
|  | if {$i >= 0} { | 
|  | setinlist difffilestart $i $curdiffstart | 
|  | } | 
|  | } elseif {![string compare -length 10 $line "rename to "] || | 
|  | ![string compare -length 8 $line "copy to "]} { | 
|  | set fname [string range $line [expr 4 + [string first " to " $line] ] end] | 
|  | if {[string index $fname 0] eq "\""} { | 
|  | set fname [lindex $fname 0] | 
|  | } | 
|  | makediffhdr $fname $ids | 
|  | } elseif {[string compare -length 3 $line "---"] == 0} { | 
|  | # do nothing | 
|  | continue | 
|  | } elseif {[string compare -length 3 $line "+++"] == 0} { | 
|  | set diffinhdr 0 | 
|  | continue | 
|  | } | 
|  | $ctext insert end "$line\n" filesep | 
|  |  | 
|  | } else { | 
|  | set line [string map {\x1A ^Z} \ | 
|  | [encoding convertfrom $diffencoding $line]] | 
|  | # parse the prefix - one ' ', '-' or '+' for each parent | 
|  | set prefix [string range $line 0 [expr {$diffnparents - 1}]] | 
|  | set tag [expr {$diffnparents > 1? "m": "d"}] | 
|  | set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}] | 
|  | set words_pre_markup "" | 
|  | set words_post_markup "" | 
|  | if {[string trim $prefix " -+"] eq {}} { | 
|  | # prefix only has " ", "-" and "+" in it: normal diff line | 
|  | set num [string first "-" $prefix] | 
|  | if {$dowords} { | 
|  | set line [string range $line 1 end] | 
|  | } | 
|  | if {$num >= 0} { | 
|  | # removed line, first parent with line is $num | 
|  | if {$num >= $mergemax} { | 
|  | set num "max" | 
|  | } | 
|  | if {$dowords && $worddiff eq [mc "Markup words"]} { | 
|  | $ctext insert end "\[-$line-\]" $tag$num | 
|  | } else { | 
|  | $ctext insert end "$line" $tag$num | 
|  | } | 
|  | if {!$dowords} { | 
|  | $ctext insert end "\n" $tag$num | 
|  | } | 
|  | } else { | 
|  | set tags {} | 
|  | if {[string first "+" $prefix] >= 0} { | 
|  | # added line | 
|  | lappend tags ${tag}result | 
|  | if {$diffnparents > 1} { | 
|  | set num [string first " " $prefix] | 
|  | if {$num >= 0} { | 
|  | if {$num >= $mergemax} { | 
|  | set num "max" | 
|  | } | 
|  | lappend tags m$num | 
|  | } | 
|  | } | 
|  | set words_pre_markup "{+" | 
|  | set words_post_markup "+}" | 
|  | } | 
|  | if {$targetline ne {}} { | 
|  | if {$diffline == $targetline} { | 
|  | set seehere [$ctext index "end - 1 chars"] | 
|  | set targetline {} | 
|  | } else { | 
|  | incr diffline | 
|  | } | 
|  | } | 
|  | if {$dowords && $worddiff eq [mc "Markup words"]} { | 
|  | $ctext insert end "$words_pre_markup$line$words_post_markup" $tags | 
|  | } else { | 
|  | $ctext insert end "$line" $tags | 
|  | } | 
|  | if {!$dowords} { | 
|  | $ctext insert end "\n" $tags | 
|  | } | 
|  | } | 
|  | } elseif {$dowords && $prefix eq "~"} { | 
|  | $ctext insert end "\n" {} | 
|  | } else { | 
|  | # "\ No newline at end of file", | 
|  | # or something else we don't recognize | 
|  | $ctext insert end "$line\n" hunksep | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[info exists seehere]} { | 
|  | mark_ctext_line [lindex [split $seehere .] 0] | 
|  | } | 
|  | maybe_scroll_ctext [eof $bdf] | 
|  | $ctext conf -state disabled | 
|  | if {[eof $bdf]} { | 
|  | catch {close $bdf} | 
|  | return 0 | 
|  | } | 
|  | return [expr {$nr >= 1000? 2: 1}] | 
|  | } | 
|  |  | 
|  | proc changediffdisp {} { | 
|  | global ctext diffelide | 
|  |  | 
|  | $ctext tag conf d0 -elide [lindex $diffelide 0] | 
|  | $ctext tag conf dresult -elide [lindex $diffelide 1] | 
|  | } | 
|  |  | 
|  | proc highlightfile {loc cline} { | 
|  | global ctext cflist cflist_top | 
|  |  | 
|  | $ctext yview $loc | 
|  | $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend" | 
|  | $cflist tag add highlight $cline.0 "$cline.0 lineend" | 
|  | $cflist see $cline.0 | 
|  | set cflist_top $cline | 
|  | } | 
|  |  | 
|  | proc prevfile {} { | 
|  | global difffilestart ctext cmitmode | 
|  |  | 
|  | if {$cmitmode eq "tree"} return | 
|  | set prev 0.0 | 
|  | set prevline 1 | 
|  | set here [$ctext index @0,0] | 
|  | foreach loc $difffilestart { | 
|  | if {[$ctext compare $loc >= $here]} { | 
|  | highlightfile $prev $prevline | 
|  | return | 
|  | } | 
|  | set prev $loc | 
|  | incr prevline | 
|  | } | 
|  | highlightfile $prev $prevline | 
|  | } | 
|  |  | 
|  | proc nextfile {} { | 
|  | global difffilestart ctext cmitmode | 
|  |  | 
|  | if {$cmitmode eq "tree"} return | 
|  | set here [$ctext index @0,0] | 
|  | set line 1 | 
|  | foreach loc $difffilestart { | 
|  | incr line | 
|  | if {[$ctext compare $loc > $here]} { | 
|  | highlightfile $loc $line | 
|  | return | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc clear_ctext {{first 1.0}} { | 
|  | global ctext smarktop smarkbot | 
|  | global ctext_file_names ctext_file_lines | 
|  | global pendinglinks | 
|  |  | 
|  | set l [lindex [split $first .] 0] | 
|  | if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} { | 
|  | set smarktop $l | 
|  | } | 
|  | if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} { | 
|  | set smarkbot $l | 
|  | } | 
|  | $ctext delete $first end | 
|  | if {$first eq "1.0"} { | 
|  | catch {unset pendinglinks} | 
|  | } | 
|  | set ctext_file_names {} | 
|  | set ctext_file_lines {} | 
|  | } | 
|  |  | 
|  | proc settabs {{firstab {}}} { | 
|  | global firsttabstop tabstop ctext have_tk85 | 
|  |  | 
|  | if {$firstab ne {} && $have_tk85} { | 
|  | set firsttabstop $firstab | 
|  | } | 
|  | set w [font measure textfont "0"] | 
|  | if {$firsttabstop != 0} { | 
|  | $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \ | 
|  | [expr {($firsttabstop + 2 * $tabstop) * $w}]] | 
|  | } elseif {$have_tk85 || $tabstop != 8} { | 
|  | $ctext conf -tabs [expr {$tabstop * $w}] | 
|  | } else { | 
|  | $ctext conf -tabs {} | 
|  | } | 
|  | } | 
|  |  | 
|  | proc incrsearch {name ix op} { | 
|  | global ctext searchstring searchdirn | 
|  |  | 
|  | $ctext tag remove found 1.0 end | 
|  | if {[catch {$ctext index anchor}]} { | 
|  | # no anchor set, use start of selection, or of visible area | 
|  | set sel [$ctext tag ranges sel] | 
|  | if {$sel ne {}} { | 
|  | $ctext mark set anchor [lindex $sel 0] | 
|  | } elseif {$searchdirn eq "-forwards"} { | 
|  | $ctext mark set anchor @0,0 | 
|  | } else { | 
|  | $ctext mark set anchor @0,[winfo height $ctext] | 
|  | } | 
|  | } | 
|  | if {$searchstring ne {}} { | 
|  | set here [$ctext search $searchdirn -- $searchstring anchor] | 
|  | if {$here ne {}} { | 
|  | $ctext see $here | 
|  | } | 
|  | searchmarkvisible 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc dosearch {} { | 
|  | global sstring ctext searchstring searchdirn | 
|  |  | 
|  | focus $sstring | 
|  | $sstring icursor end | 
|  | set searchdirn -forwards | 
|  | if {$searchstring ne {}} { | 
|  | set sel [$ctext tag ranges sel] | 
|  | if {$sel ne {}} { | 
|  | set start "[lindex $sel 0] + 1c" | 
|  | } elseif {[catch {set start [$ctext index anchor]}]} { | 
|  | set start "@0,0" | 
|  | } | 
|  | set match [$ctext search -count mlen -- $searchstring $start] | 
|  | $ctext tag remove sel 1.0 end | 
|  | if {$match eq {}} { | 
|  | bell | 
|  | return | 
|  | } | 
|  | $ctext see $match | 
|  | set mend "$match + $mlen c" | 
|  | $ctext tag add sel $match $mend | 
|  | $ctext mark unset anchor | 
|  | } | 
|  | } | 
|  |  | 
|  | proc dosearchback {} { | 
|  | global sstring ctext searchstring searchdirn | 
|  |  | 
|  | focus $sstring | 
|  | $sstring icursor end | 
|  | set searchdirn -backwards | 
|  | if {$searchstring ne {}} { | 
|  | set sel [$ctext tag ranges sel] | 
|  | if {$sel ne {}} { | 
|  | set start [lindex $sel 0] | 
|  | } elseif {[catch {set start [$ctext index anchor]}]} { | 
|  | set start @0,[winfo height $ctext] | 
|  | } | 
|  | set match [$ctext search -backwards -count ml -- $searchstring $start] | 
|  | $ctext tag remove sel 1.0 end | 
|  | if {$match eq {}} { | 
|  | bell | 
|  | return | 
|  | } | 
|  | $ctext see $match | 
|  | set mend "$match + $ml c" | 
|  | $ctext tag add sel $match $mend | 
|  | $ctext mark unset anchor | 
|  | } | 
|  | } | 
|  |  | 
|  | proc searchmark {first last} { | 
|  | global ctext searchstring | 
|  |  | 
|  | set mend $first.0 | 
|  | while {1} { | 
|  | set match [$ctext search -count mlen -- $searchstring $mend $last.end] | 
|  | if {$match eq {}} break | 
|  | set mend "$match + $mlen c" | 
|  | $ctext tag add found $match $mend | 
|  | } | 
|  | } | 
|  |  | 
|  | proc searchmarkvisible {doall} { | 
|  | global ctext smarktop smarkbot | 
|  |  | 
|  | set topline [lindex [split [$ctext index @0,0] .] 0] | 
|  | set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0] | 
|  | if {$doall || $botline < $smarktop || $topline > $smarkbot} { | 
|  | # no overlap with previous | 
|  | searchmark $topline $botline | 
|  | set smarktop $topline | 
|  | set smarkbot $botline | 
|  | } else { | 
|  | if {$topline < $smarktop} { | 
|  | searchmark $topline [expr {$smarktop-1}] | 
|  | set smarktop $topline | 
|  | } | 
|  | if {$botline > $smarkbot} { | 
|  | searchmark [expr {$smarkbot+1}] $botline | 
|  | set smarkbot $botline | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc scrolltext {f0 f1} { | 
|  | global searchstring | 
|  |  | 
|  | .bleft.bottom.sb set $f0 $f1 | 
|  | if {$searchstring ne {}} { | 
|  | searchmarkvisible 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc setcoords {} { | 
|  | global linespc charspc canvx0 canvy0 | 
|  | global xspc1 xspc2 lthickness | 
|  |  | 
|  | set linespc [font metrics mainfont -linespace] | 
|  | set charspc [font measure mainfont "m"] | 
|  | set canvy0 [expr {int(3 + 0.5 * $linespc)}] | 
|  | set canvx0 [expr {int(3 + 0.5 * $linespc)}] | 
|  | set lthickness [expr {int($linespc / 9) + 1}] | 
|  | set xspc1(0) $linespc | 
|  | set xspc2 $linespc | 
|  | } | 
|  |  | 
|  | proc redisplay {} { | 
|  | global canv | 
|  | global selectedline | 
|  |  | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax eq {} || $ymax == 0} return | 
|  | set span [$canv yview] | 
|  | clear_display | 
|  | setcanvscroll | 
|  | allcanvs yview moveto [lindex $span 0] | 
|  | drawvisible | 
|  | if {$selectedline ne {}} { | 
|  | selectline $selectedline 0 | 
|  | allcanvs yview moveto [lindex $span 0] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc parsefont {f n} { | 
|  | global fontattr | 
|  |  | 
|  | set fontattr($f,family) [lindex $n 0] | 
|  | set s [lindex $n 1] | 
|  | if {$s eq {} || $s == 0} { | 
|  | set s 10 | 
|  | } elseif {$s < 0} { | 
|  | set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}] | 
|  | } | 
|  | set fontattr($f,size) $s | 
|  | set fontattr($f,weight) normal | 
|  | set fontattr($f,slant) roman | 
|  | foreach style [lrange $n 2 end] { | 
|  | switch -- $style { | 
|  | "normal" - | 
|  | "bold"   {set fontattr($f,weight) $style} | 
|  | "roman" - | 
|  | "italic" {set fontattr($f,slant) $style} | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc fontflags {f {isbold 0}} { | 
|  | global fontattr | 
|  |  | 
|  | return [list -family $fontattr($f,family) -size $fontattr($f,size) \ | 
|  | -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \ | 
|  | -slant $fontattr($f,slant)] | 
|  | } | 
|  |  | 
|  | proc fontname {f} { | 
|  | global fontattr | 
|  |  | 
|  | set n [list $fontattr($f,family) $fontattr($f,size)] | 
|  | if {$fontattr($f,weight) eq "bold"} { | 
|  | lappend n "bold" | 
|  | } | 
|  | if {$fontattr($f,slant) eq "italic"} { | 
|  | lappend n "italic" | 
|  | } | 
|  | return $n | 
|  | } | 
|  |  | 
|  | proc incrfont {inc} { | 
|  | global mainfont textfont ctext canv cflist showrefstop | 
|  | global stopped entries fontattr | 
|  |  | 
|  | unmarkmatches | 
|  | set s $fontattr(mainfont,size) | 
|  | incr s $inc | 
|  | if {$s < 1} { | 
|  | set s 1 | 
|  | } | 
|  | set fontattr(mainfont,size) $s | 
|  | font config mainfont -size $s | 
|  | font config mainfontbold -size $s | 
|  | set mainfont [fontname mainfont] | 
|  | set s $fontattr(textfont,size) | 
|  | incr s $inc | 
|  | if {$s < 1} { | 
|  | set s 1 | 
|  | } | 
|  | set fontattr(textfont,size) $s | 
|  | font config textfont -size $s | 
|  | font config textfontbold -size $s | 
|  | set textfont [fontname textfont] | 
|  | setcoords | 
|  | settabs | 
|  | redisplay | 
|  | } | 
|  |  | 
|  | proc clearsha1 {} { | 
|  | global sha1entry sha1string | 
|  | if {[string length $sha1string] == 40} { | 
|  | $sha1entry delete 0 end | 
|  | } | 
|  | } | 
|  |  | 
|  | proc sha1change {n1 n2 op} { | 
|  | global sha1string currentid sha1but | 
|  | if {$sha1string == {} | 
|  | || ([info exists currentid] && $sha1string == $currentid)} { | 
|  | set state disabled | 
|  | } else { | 
|  | set state normal | 
|  | } | 
|  | if {[$sha1but cget -state] == $state} return | 
|  | if {$state == "normal"} { | 
|  | $sha1but conf -state normal -relief raised -text "[mc "Goto:"] " | 
|  | } else { | 
|  | $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] " | 
|  | } | 
|  | } | 
|  |  | 
|  | proc gotocommit {} { | 
|  | global sha1string tagids headids curview varcid | 
|  |  | 
|  | if {$sha1string == {} | 
|  | || ([info exists currentid] && $sha1string == $currentid)} return | 
|  | if {[info exists tagids($sha1string)]} { | 
|  | set id $tagids($sha1string) | 
|  | } elseif {[info exists headids($sha1string)]} { | 
|  | set id $headids($sha1string) | 
|  | } else { | 
|  | set id [string tolower $sha1string] | 
|  | if {[regexp {^[0-9a-f]{4,39}$} $id]} { | 
|  | set matches [longid $id] | 
|  | if {$matches ne {}} { | 
|  | if {[llength $matches] > 1} { | 
|  | error_popup [mc "Short SHA1 id %s is ambiguous" $id] | 
|  | return | 
|  | } | 
|  | set id [lindex $matches 0] | 
|  | } | 
|  | } else { | 
|  | if {[catch {set id [exec git rev-parse --verify $sha1string]}]} { | 
|  | error_popup [mc "Revision %s is not known" $sha1string] | 
|  | return | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[commitinview $id $curview]} { | 
|  | selectline [rowofcommit $id] 1 | 
|  | return | 
|  | } | 
|  | if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} { | 
|  | set msg [mc "SHA1 id %s is not known" $sha1string] | 
|  | } else { | 
|  | set msg [mc "Revision %s is not in the current view" $sha1string] | 
|  | } | 
|  | error_popup $msg | 
|  | } | 
|  |  | 
|  | proc lineenter {x y id} { | 
|  | global hoverx hovery hoverid hovertimer | 
|  | global commitinfo canv | 
|  |  | 
|  | if {![info exists commitinfo($id)] && ![getcommit $id]} return | 
|  | set hoverx $x | 
|  | set hovery $y | 
|  | set hoverid $id | 
|  | if {[info exists hovertimer]} { | 
|  | after cancel $hovertimer | 
|  | } | 
|  | set hovertimer [after 500 linehover] | 
|  | $canv delete hover | 
|  | } | 
|  |  | 
|  | proc linemotion {x y id} { | 
|  | global hoverx hovery hoverid hovertimer | 
|  |  | 
|  | if {[info exists hoverid] && $id == $hoverid} { | 
|  | set hoverx $x | 
|  | set hovery $y | 
|  | if {[info exists hovertimer]} { | 
|  | after cancel $hovertimer | 
|  | } | 
|  | set hovertimer [after 500 linehover] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc lineleave {id} { | 
|  | global hoverid hovertimer canv | 
|  |  | 
|  | if {[info exists hoverid] && $id == $hoverid} { | 
|  | $canv delete hover | 
|  | if {[info exists hovertimer]} { | 
|  | after cancel $hovertimer | 
|  | unset hovertimer | 
|  | } | 
|  | unset hoverid | 
|  | } | 
|  | } | 
|  |  | 
|  | proc linehover {} { | 
|  | global hoverx hovery hoverid hovertimer | 
|  | global canv linespc lthickness | 
|  | global commitinfo | 
|  |  | 
|  | set text [lindex $commitinfo($hoverid) 0] | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax == {}} return | 
|  | set yfrac [lindex [$canv yview] 0] | 
|  | set x [expr {$hoverx + 2 * $linespc}] | 
|  | set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}] | 
|  | set x0 [expr {$x - 2 * $lthickness}] | 
|  | set y0 [expr {$y - 2 * $lthickness}] | 
|  | set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}] | 
|  | set y1 [expr {$y + $linespc + 2 * $lthickness}] | 
|  | set t [$canv create rectangle $x0 $y0 $x1 $y1 \ | 
|  | -fill \#ffff80 -outline black -width 1 -tags hover] | 
|  | $canv raise $t | 
|  | set t [$canv create text $x $y -anchor nw -text $text -tags hover \ | 
|  | -font mainfont] | 
|  | $canv raise $t | 
|  | } | 
|  |  | 
|  | proc clickisonarrow {id y} { | 
|  | global lthickness | 
|  |  | 
|  | set ranges [rowranges $id] | 
|  | set thresh [expr {2 * $lthickness + 6}] | 
|  | set n [expr {[llength $ranges] - 1}] | 
|  | for {set i 1} {$i < $n} {incr i} { | 
|  | set row [lindex $ranges $i] | 
|  | if {abs([yc $row] - $y) < $thresh} { | 
|  | return $i | 
|  | } | 
|  | } | 
|  | return {} | 
|  | } | 
|  |  | 
|  | proc arrowjump {id n y} { | 
|  | global canv | 
|  |  | 
|  | # 1 <-> 2, 3 <-> 4, etc... | 
|  | set n [expr {(($n - 1) ^ 1) + 1}] | 
|  | set row [lindex [rowranges $id] $n] | 
|  | set yt [yc $row] | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax eq {} || $ymax <= 0} return | 
|  | set view [$canv yview] | 
|  | set yspan [expr {[lindex $view 1] - [lindex $view 0]}] | 
|  | set yfrac [expr {$yt / $ymax - $yspan / 2}] | 
|  | if {$yfrac < 0} { | 
|  | set yfrac 0 | 
|  | } | 
|  | allcanvs yview moveto $yfrac | 
|  | } | 
|  |  | 
|  | proc lineclick {x y id isnew} { | 
|  | global ctext commitinfo children canv thickerline curview | 
|  |  | 
|  | if {![info exists commitinfo($id)] && ![getcommit $id]} return | 
|  | unmarkmatches | 
|  | unselectline | 
|  | normalline | 
|  | $canv delete hover | 
|  | # draw this line thicker than normal | 
|  | set thickerline $id | 
|  | drawlines $id | 
|  | if {$isnew} { | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax eq {}} return | 
|  | set yfrac [lindex [$canv yview] 0] | 
|  | set y [expr {$y + $yfrac * $ymax}] | 
|  | } | 
|  | set dirn [clickisonarrow $id $y] | 
|  | if {$dirn ne {}} { | 
|  | arrowjump $id $dirn $y | 
|  | return | 
|  | } | 
|  |  | 
|  | if {$isnew} { | 
|  | addtohistory [list lineclick $x $y $id 0] savectextpos | 
|  | } | 
|  | # fill the details pane with info about this line | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | settabs 0 | 
|  | $ctext insert end "[mc "Parent"]:\t" | 
|  | $ctext insert end $id link0 | 
|  | setlink $id link0 | 
|  | set info $commitinfo($id) | 
|  | $ctext insert end "\n\t[lindex $info 0]\n" | 
|  | $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n" | 
|  | set date [formatdate [lindex $info 2]] | 
|  | $ctext insert end "\t[mc "Date"]:\t$date\n" | 
|  | set kids $children($curview,$id) | 
|  | if {$kids ne {}} { | 
|  | $ctext insert end "\n[mc "Children"]:" | 
|  | set i 0 | 
|  | foreach child $kids { | 
|  | incr i | 
|  | if {![info exists commitinfo($child)] && ![getcommit $child]} continue | 
|  | set info $commitinfo($child) | 
|  | $ctext insert end "\n\t" | 
|  | $ctext insert end $child link$i | 
|  | setlink $child link$i | 
|  | $ctext insert end "\n\t[lindex $info 0]" | 
|  | $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]" | 
|  | set date [formatdate [lindex $info 2]] | 
|  | $ctext insert end "\n\t[mc "Date"]:\t$date\n" | 
|  | } | 
|  | } | 
|  | maybe_scroll_ctext 1 | 
|  | $ctext conf -state disabled | 
|  | init_flist {} | 
|  | } | 
|  |  | 
|  | proc normalline {} { | 
|  | global thickerline | 
|  | if {[info exists thickerline]} { | 
|  | set id $thickerline | 
|  | unset thickerline | 
|  | drawlines $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc selbyid {id {isnew 1}} { | 
|  | global curview | 
|  | if {[commitinview $id $curview]} { | 
|  | selectline [rowofcommit $id] $isnew | 
|  | } | 
|  | } | 
|  |  | 
|  | proc mstime {} { | 
|  | global startmstime | 
|  | if {![info exists startmstime]} { | 
|  | set startmstime [clock clicks -milliseconds] | 
|  | } | 
|  | return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]] | 
|  | } | 
|  |  | 
|  | proc rowmenu {x y id} { | 
|  | global rowctxmenu selectedline rowmenuid curview | 
|  | global nullid nullid2 fakerowmenu mainhead markedid | 
|  |  | 
|  | stopfinding | 
|  | set rowmenuid $id | 
|  | if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} { | 
|  | set state disabled | 
|  | } else { | 
|  | set state normal | 
|  | } | 
|  | if {[info exists markedid] && $markedid ne $id} { | 
|  | set mstate normal | 
|  | } else { | 
|  | set mstate disabled | 
|  | } | 
|  | if {$id ne $nullid && $id ne $nullid2} { | 
|  | set menu $rowctxmenu | 
|  | if {$mainhead ne {}} { | 
|  | $menu entryconfigure 7 -label [mc "Reset %s branch to here" $mainhead] -state normal | 
|  | } else { | 
|  | $menu entryconfigure 7 -label [mc "Detached head: can't reset" $mainhead] -state disabled | 
|  | } | 
|  | $menu entryconfigure 9 -state $mstate | 
|  | $menu entryconfigure 10 -state $mstate | 
|  | $menu entryconfigure 11 -state $mstate | 
|  | } else { | 
|  | set menu $fakerowmenu | 
|  | } | 
|  | $menu entryconfigure [mca "Diff this -> selected"] -state $state | 
|  | $menu entryconfigure [mca "Diff selected -> this"] -state $state | 
|  | $menu entryconfigure [mca "Make patch"] -state $state | 
|  | $menu entryconfigure [mca "Diff this -> marked commit"] -state $mstate | 
|  | $menu entryconfigure [mca "Diff marked commit -> this"] -state $mstate | 
|  | tk_popup $menu $x $y | 
|  | } | 
|  |  | 
|  | proc markhere {} { | 
|  | global rowmenuid markedid canv | 
|  |  | 
|  | set markedid $rowmenuid | 
|  | make_idmark $markedid | 
|  | } | 
|  |  | 
|  | proc gotomark {} { | 
|  | global markedid | 
|  |  | 
|  | if {[info exists markedid]} { | 
|  | selbyid $markedid | 
|  | } | 
|  | } | 
|  |  | 
|  | proc replace_by_kids {l r} { | 
|  | global curview children | 
|  |  | 
|  | set id [commitonrow $r] | 
|  | set l [lreplace $l 0 0] | 
|  | foreach kid $children($curview,$id) { | 
|  | lappend l [rowofcommit $kid] | 
|  | } | 
|  | return [lsort -integer -decreasing -unique $l] | 
|  | } | 
|  |  | 
|  | proc find_common_desc {} { | 
|  | global markedid rowmenuid curview children | 
|  |  | 
|  | if {![info exists markedid]} return | 
|  | if {![commitinview $markedid $curview] || | 
|  | ![commitinview $rowmenuid $curview]} return | 
|  | #set t1 [clock clicks -milliseconds] | 
|  | set l1 [list [rowofcommit $markedid]] | 
|  | set l2 [list [rowofcommit $rowmenuid]] | 
|  | while 1 { | 
|  | set r1 [lindex $l1 0] | 
|  | set r2 [lindex $l2 0] | 
|  | if {$r1 eq {} || $r2 eq {}} break | 
|  | if {$r1 == $r2} { | 
|  | selectline $r1 1 | 
|  | break | 
|  | } | 
|  | if {$r1 > $r2} { | 
|  | set l1 [replace_by_kids $l1 $r1] | 
|  | } else { | 
|  | set l2 [replace_by_kids $l2 $r2] | 
|  | } | 
|  | } | 
|  | #set t2 [clock clicks -milliseconds] | 
|  | #puts "took [expr {$t2-$t1}]ms" | 
|  | } | 
|  |  | 
|  | proc compare_commits {} { | 
|  | global markedid rowmenuid curview children | 
|  |  | 
|  | if {![info exists markedid]} return | 
|  | if {![commitinview $markedid $curview]} return | 
|  | addtohistory [list do_cmp_commits $markedid $rowmenuid] | 
|  | do_cmp_commits $markedid $rowmenuid | 
|  | } | 
|  |  | 
|  | proc getpatchid {id} { | 
|  | global patchids | 
|  |  | 
|  | if {![info exists patchids($id)]} { | 
|  | set cmd [diffcmd [list $id] {-p --root}] | 
|  | # trim off the initial "|" | 
|  | set cmd [lrange $cmd 1 end] | 
|  | if {[catch { | 
|  | set x [eval exec $cmd | git patch-id] | 
|  | set patchids($id) [lindex $x 0] | 
|  | }]} { | 
|  | set patchids($id) "error" | 
|  | } | 
|  | } | 
|  | return $patchids($id) | 
|  | } | 
|  |  | 
|  | proc do_cmp_commits {a b} { | 
|  | global ctext curview parents children patchids commitinfo | 
|  |  | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | init_flist {} | 
|  | for {set i 0} {$i < 100} {incr i} { | 
|  | set skipa 0 | 
|  | set skipb 0 | 
|  | if {[llength $parents($curview,$a)] > 1} { | 
|  | appendshortlink $a [mc "Skipping merge commit "] "\n" | 
|  | set skipa 1 | 
|  | } else { | 
|  | set patcha [getpatchid $a] | 
|  | } | 
|  | if {[llength $parents($curview,$b)] > 1} { | 
|  | appendshortlink $b [mc "Skipping merge commit "] "\n" | 
|  | set skipb 1 | 
|  | } else { | 
|  | set patchb [getpatchid $b] | 
|  | } | 
|  | if {!$skipa && !$skipb} { | 
|  | set heada [lindex $commitinfo($a) 0] | 
|  | set headb [lindex $commitinfo($b) 0] | 
|  | if {$patcha eq "error"} { | 
|  | appendshortlink $a [mc "Error getting patch ID for "] \ | 
|  | [mc " - stopping\n"] | 
|  | break | 
|  | } | 
|  | if {$patchb eq "error"} { | 
|  | appendshortlink $b [mc "Error getting patch ID for "] \ | 
|  | [mc " - stopping\n"] | 
|  | break | 
|  | } | 
|  | if {$patcha eq $patchb} { | 
|  | if {$heada eq $headb} { | 
|  | appendshortlink $a [mc "Commit "] | 
|  | appendshortlink $b " == " "  $heada\n" | 
|  | } else { | 
|  | appendshortlink $a [mc "Commit "] "  $heada\n" | 
|  | appendshortlink $b [mc " is the same patch as\n       "] \ | 
|  | "  $headb\n" | 
|  | } | 
|  | set skipa 1 | 
|  | set skipb 1 | 
|  | } else { | 
|  | $ctext insert end "\n" | 
|  | appendshortlink $a [mc "Commit "] "  $heada\n" | 
|  | appendshortlink $b [mc " differs from\n       "] \ | 
|  | "  $headb\n" | 
|  | $ctext insert end [mc "Diff of commits:\n\n"] | 
|  | $ctext conf -state disabled | 
|  | update | 
|  | diffcommits $a $b | 
|  | return | 
|  | } | 
|  | } | 
|  | if {$skipa} { | 
|  | set kids [real_children $curview,$a] | 
|  | if {[llength $kids] != 1} { | 
|  | $ctext insert end "\n" | 
|  | appendshortlink $a [mc "Commit "] \ | 
|  | [mc " has %s children - stopping\n" [llength $kids]] | 
|  | break | 
|  | } | 
|  | set a [lindex $kids 0] | 
|  | } | 
|  | if {$skipb} { | 
|  | set kids [real_children $curview,$b] | 
|  | if {[llength $kids] != 1} { | 
|  | appendshortlink $b [mc "Commit "] \ | 
|  | [mc " has %s children - stopping\n" [llength $kids]] | 
|  | break | 
|  | } | 
|  | set b [lindex $kids 0] | 
|  | } | 
|  | } | 
|  | $ctext conf -state disabled | 
|  | } | 
|  |  | 
|  | proc diffcommits {a b} { | 
|  | global diffcontext diffids blobdifffd diffinhdr currdiffsubmod | 
|  |  | 
|  | set tmpdir [gitknewtmpdir] | 
|  | set fna [file join $tmpdir "commit-[string range $a 0 7]"] | 
|  | set fnb [file join $tmpdir "commit-[string range $b 0 7]"] | 
|  | if {[catch { | 
|  | exec git diff-tree -p --pretty $a >$fna | 
|  | exec git diff-tree -p --pretty $b >$fnb | 
|  | } err]} { | 
|  | error_popup [mc "Error writing commit to file: %s" $err] | 
|  | return | 
|  | } | 
|  | if {[catch { | 
|  | set fd [open "| diff -U$diffcontext $fna $fnb" r] | 
|  | } err]} { | 
|  | error_popup [mc "Error diffing commits: %s" $err] | 
|  | return | 
|  | } | 
|  | set diffids [list commits $a $b] | 
|  | set blobdifffd($diffids) $fd | 
|  | set diffinhdr 0 | 
|  | set currdiffsubmod "" | 
|  | filerun $fd [list getblobdiffline $fd $diffids] | 
|  | } | 
|  |  | 
|  | proc diffvssel {dirn} { | 
|  | global rowmenuid selectedline | 
|  |  | 
|  | if {$selectedline eq {}} return | 
|  | if {$dirn} { | 
|  | set oldid [commitonrow $selectedline] | 
|  | set newid $rowmenuid | 
|  | } else { | 
|  | set oldid $rowmenuid | 
|  | set newid [commitonrow $selectedline] | 
|  | } | 
|  | addtohistory [list doseldiff $oldid $newid] savectextpos | 
|  | doseldiff $oldid $newid | 
|  | } | 
|  |  | 
|  | proc diffvsmark {dirn} { | 
|  | global rowmenuid markedid | 
|  |  | 
|  | if {![info exists markedid]} return | 
|  | if {$dirn} { | 
|  | set oldid $markedid | 
|  | set newid $rowmenuid | 
|  | } else { | 
|  | set oldid $rowmenuid | 
|  | set newid $markedid | 
|  | } | 
|  | addtohistory [list doseldiff $oldid $newid] savectextpos | 
|  | doseldiff $oldid $newid | 
|  | } | 
|  |  | 
|  | proc doseldiff {oldid newid} { | 
|  | global ctext | 
|  | global commitinfo | 
|  |  | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | init_flist [mc "Top"] | 
|  | $ctext insert end "[mc "From"] " | 
|  | $ctext insert end $oldid link0 | 
|  | setlink $oldid link0 | 
|  | $ctext insert end "\n     " | 
|  | $ctext insert end [lindex $commitinfo($oldid) 0] | 
|  | $ctext insert end "\n\n[mc "To"]   " | 
|  | $ctext insert end $newid link1 | 
|  | setlink $newid link1 | 
|  | $ctext insert end "\n     " | 
|  | $ctext insert end [lindex $commitinfo($newid) 0] | 
|  | $ctext insert end "\n" | 
|  | $ctext conf -state disabled | 
|  | $ctext tag remove found 1.0 end | 
|  | startdiff [list $oldid $newid] | 
|  | } | 
|  |  | 
|  | proc mkpatch {} { | 
|  | global rowmenuid currentid commitinfo patchtop patchnum NS | 
|  |  | 
|  | if {![info exists currentid]} return | 
|  | set oldid $currentid | 
|  | set oldhead [lindex $commitinfo($oldid) 0] | 
|  | set newid $rowmenuid | 
|  | set newhead [lindex $commitinfo($newid) 0] | 
|  | set top .patch | 
|  | set patchtop $top | 
|  | catch {destroy $top} | 
|  | ttk_toplevel $top | 
|  | make_transient $top . | 
|  | ${NS}::label $top.title -text [mc "Generate patch"] | 
|  | grid $top.title - -pady 10 | 
|  | ${NS}::label $top.from -text [mc "From:"] | 
|  | ${NS}::entry $top.fromsha1 -width 40 | 
|  | $top.fromsha1 insert 0 $oldid | 
|  | $top.fromsha1 conf -state readonly | 
|  | grid $top.from $top.fromsha1 -sticky w | 
|  | ${NS}::entry $top.fromhead -width 60 | 
|  | $top.fromhead insert 0 $oldhead | 
|  | $top.fromhead conf -state readonly | 
|  | grid x $top.fromhead -sticky w | 
|  | ${NS}::label $top.to -text [mc "To:"] | 
|  | ${NS}::entry $top.tosha1 -width 40 | 
|  | $top.tosha1 insert 0 $newid | 
|  | $top.tosha1 conf -state readonly | 
|  | grid $top.to $top.tosha1 -sticky w | 
|  | ${NS}::entry $top.tohead -width 60 | 
|  | $top.tohead insert 0 $newhead | 
|  | $top.tohead conf -state readonly | 
|  | grid x $top.tohead -sticky w | 
|  | ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev | 
|  | grid $top.rev x -pady 10 -padx 5 | 
|  | ${NS}::label $top.flab -text [mc "Output file:"] | 
|  | ${NS}::entry $top.fname -width 60 | 
|  | $top.fname insert 0 [file normalize "patch$patchnum.patch"] | 
|  | incr patchnum | 
|  | grid $top.flab $top.fname -sticky w | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan | 
|  | bind $top <Key-Return> mkpatchgo | 
|  | bind $top <Key-Escape> mkpatchcan | 
|  | grid $top.buts.gen $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | grid $top.buts - -pady 10 -sticky ew | 
|  | focus $top.fname | 
|  | } | 
|  |  | 
|  | proc mkpatchrev {} { | 
|  | global patchtop | 
|  |  | 
|  | set oldid [$patchtop.fromsha1 get] | 
|  | set oldhead [$patchtop.fromhead get] | 
|  | set newid [$patchtop.tosha1 get] | 
|  | set newhead [$patchtop.tohead get] | 
|  | foreach e [list fromsha1 fromhead tosha1 tohead] \ | 
|  | v [list $newid $newhead $oldid $oldhead] { | 
|  | $patchtop.$e conf -state normal | 
|  | $patchtop.$e delete 0 end | 
|  | $patchtop.$e insert 0 $v | 
|  | $patchtop.$e conf -state readonly | 
|  | } | 
|  | } | 
|  |  | 
|  | proc mkpatchgo {} { | 
|  | global patchtop nullid nullid2 | 
|  |  | 
|  | set oldid [$patchtop.fromsha1 get] | 
|  | set newid [$patchtop.tosha1 get] | 
|  | set fname [$patchtop.fname get] | 
|  | set cmd [diffcmd [list $oldid $newid] -p] | 
|  | # trim off the initial "|" | 
|  | set cmd [lrange $cmd 1 end] | 
|  | lappend cmd >$fname & | 
|  | if {[catch {eval exec $cmd} err]} { | 
|  | error_popup "[mc "Error creating patch:"] $err" $patchtop | 
|  | } | 
|  | catch {destroy $patchtop} | 
|  | unset patchtop | 
|  | } | 
|  |  | 
|  | proc mkpatchcan {} { | 
|  | global patchtop | 
|  |  | 
|  | catch {destroy $patchtop} | 
|  | unset patchtop | 
|  | } | 
|  |  | 
|  | proc mktag {} { | 
|  | global rowmenuid mktagtop commitinfo NS | 
|  |  | 
|  | set top .maketag | 
|  | set mktagtop $top | 
|  | catch {destroy $top} | 
|  | ttk_toplevel $top | 
|  | make_transient $top . | 
|  | ${NS}::label $top.title -text [mc "Create tag"] | 
|  | grid $top.title - -pady 10 | 
|  | ${NS}::label $top.id -text [mc "ID:"] | 
|  | ${NS}::entry $top.sha1 -width 40 | 
|  | $top.sha1 insert 0 $rowmenuid | 
|  | $top.sha1 conf -state readonly | 
|  | grid $top.id $top.sha1 -sticky w | 
|  | ${NS}::entry $top.head -width 60 | 
|  | $top.head insert 0 [lindex $commitinfo($rowmenuid) 0] | 
|  | $top.head conf -state readonly | 
|  | grid x $top.head -sticky w | 
|  | ${NS}::label $top.tlab -text [mc "Tag name:"] | 
|  | ${NS}::entry $top.tag -width 60 | 
|  | grid $top.tlab $top.tag -sticky w | 
|  | ${NS}::label $top.op -text [mc "Tag message is optional"] | 
|  | grid $top.op -columnspan 2 -sticky we | 
|  | ${NS}::label $top.mlab -text [mc "Tag message:"] | 
|  | ${NS}::entry $top.msg -width 60 | 
|  | grid $top.mlab $top.msg -sticky w | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan | 
|  | bind $top <Key-Return> mktaggo | 
|  | bind $top <Key-Escape> mktagcan | 
|  | grid $top.buts.gen $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | grid $top.buts - -pady 10 -sticky ew | 
|  | focus $top.tag | 
|  | } | 
|  |  | 
|  | proc domktag {} { | 
|  | global mktagtop env tagids idtags | 
|  |  | 
|  | set id [$mktagtop.sha1 get] | 
|  | set tag [$mktagtop.tag get] | 
|  | set msg [$mktagtop.msg get] | 
|  | if {$tag == {}} { | 
|  | error_popup [mc "No tag name specified"] $mktagtop | 
|  | return 0 | 
|  | } | 
|  | if {[info exists tagids($tag)]} { | 
|  | error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop | 
|  | return 0 | 
|  | } | 
|  | if {[catch { | 
|  | if {$msg != {}} { | 
|  | exec git tag -a -m $msg $tag $id | 
|  | } else { | 
|  | exec git tag $tag $id | 
|  | } | 
|  | } err]} { | 
|  | error_popup "[mc "Error creating tag:"] $err" $mktagtop | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | set tagids($tag) $id | 
|  | lappend idtags($id) $tag | 
|  | redrawtags $id | 
|  | addedtag $id | 
|  | dispneartags 0 | 
|  | run refill_reflist | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | proc redrawtags {id} { | 
|  | global canv linehtag idpos currentid curview cmitlisted markedid | 
|  | global canvxmax iddrawn circleitem mainheadid circlecolors | 
|  |  | 
|  | if {![commitinview $id $curview]} return | 
|  | if {![info exists iddrawn($id)]} return | 
|  | set row [rowofcommit $id] | 
|  | if {$id eq $mainheadid} { | 
|  | set ofill yellow | 
|  | } else { | 
|  | set ofill [lindex $circlecolors $cmitlisted($curview,$id)] | 
|  | } | 
|  | $canv itemconf $circleitem($row) -fill $ofill | 
|  | $canv delete tag.$id | 
|  | set xt [eval drawtags $id $idpos($id)] | 
|  | $canv coords $linehtag($id) $xt [lindex $idpos($id) 2] | 
|  | set text [$canv itemcget $linehtag($id) -text] | 
|  | set font [$canv itemcget $linehtag($id) -font] | 
|  | set xr [expr {$xt + [font measure $font $text]}] | 
|  | if {$xr > $canvxmax} { | 
|  | set canvxmax $xr | 
|  | setcanvscroll | 
|  | } | 
|  | if {[info exists currentid] && $currentid == $id} { | 
|  | make_secsel $id | 
|  | } | 
|  | if {[info exists markedid] && $markedid eq $id} { | 
|  | make_idmark $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc mktagcan {} { | 
|  | global mktagtop | 
|  |  | 
|  | catch {destroy $mktagtop} | 
|  | unset mktagtop | 
|  | } | 
|  |  | 
|  | proc mktaggo {} { | 
|  | if {![domktag]} return | 
|  | mktagcan | 
|  | } | 
|  |  | 
|  | proc writecommit {} { | 
|  | global rowmenuid wrcomtop commitinfo wrcomcmd NS | 
|  |  | 
|  | set top .writecommit | 
|  | set wrcomtop $top | 
|  | catch {destroy $top} | 
|  | ttk_toplevel $top | 
|  | make_transient $top . | 
|  | ${NS}::label $top.title -text [mc "Write commit to file"] | 
|  | grid $top.title - -pady 10 | 
|  | ${NS}::label $top.id -text [mc "ID:"] | 
|  | ${NS}::entry $top.sha1 -width 40 | 
|  | $top.sha1 insert 0 $rowmenuid | 
|  | $top.sha1 conf -state readonly | 
|  | grid $top.id $top.sha1 -sticky w | 
|  | ${NS}::entry $top.head -width 60 | 
|  | $top.head insert 0 [lindex $commitinfo($rowmenuid) 0] | 
|  | $top.head conf -state readonly | 
|  | grid x $top.head -sticky w | 
|  | ${NS}::label $top.clab -text [mc "Command:"] | 
|  | ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd | 
|  | grid $top.clab $top.cmd -sticky w -pady 10 | 
|  | ${NS}::label $top.flab -text [mc "Output file:"] | 
|  | ${NS}::entry $top.fname -width 60 | 
|  | $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"] | 
|  | grid $top.flab $top.fname -sticky w | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan | 
|  | bind $top <Key-Return> wrcomgo | 
|  | bind $top <Key-Escape> wrcomcan | 
|  | grid $top.buts.gen $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | grid $top.buts - -pady 10 -sticky ew | 
|  | focus $top.fname | 
|  | } | 
|  |  | 
|  | proc wrcomgo {} { | 
|  | global wrcomtop | 
|  |  | 
|  | set id [$wrcomtop.sha1 get] | 
|  | set cmd "echo $id | [$wrcomtop.cmd get]" | 
|  | set fname [$wrcomtop.fname get] | 
|  | if {[catch {exec sh -c $cmd >$fname &} err]} { | 
|  | error_popup "[mc "Error writing commit:"] $err" $wrcomtop | 
|  | } | 
|  | catch {destroy $wrcomtop} | 
|  | unset wrcomtop | 
|  | } | 
|  |  | 
|  | proc wrcomcan {} { | 
|  | global wrcomtop | 
|  |  | 
|  | catch {destroy $wrcomtop} | 
|  | unset wrcomtop | 
|  | } | 
|  |  | 
|  | proc mkbranch {} { | 
|  | global rowmenuid mkbrtop NS | 
|  |  | 
|  | set top .makebranch | 
|  | catch {destroy $top} | 
|  | ttk_toplevel $top | 
|  | make_transient $top . | 
|  | ${NS}::label $top.title -text [mc "Create new branch"] | 
|  | grid $top.title - -pady 10 | 
|  | ${NS}::label $top.id -text [mc "ID:"] | 
|  | ${NS}::entry $top.sha1 -width 40 | 
|  | $top.sha1 insert 0 $rowmenuid | 
|  | $top.sha1 conf -state readonly | 
|  | grid $top.id $top.sha1 -sticky w | 
|  | ${NS}::label $top.nlab -text [mc "Name:"] | 
|  | ${NS}::entry $top.name -width 40 | 
|  | grid $top.nlab $top.name -sticky w | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.go -text [mc "Create"] -command [list mkbrgo $top] | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}" | 
|  | bind $top <Key-Return> [list mkbrgo $top] | 
|  | bind $top <Key-Escape> "catch {destroy $top}" | 
|  | grid $top.buts.go $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | grid $top.buts - -pady 10 -sticky ew | 
|  | focus $top.name | 
|  | } | 
|  |  | 
|  | proc mkbrgo {top} { | 
|  | global headids idheads | 
|  |  | 
|  | set name [$top.name get] | 
|  | set id [$top.sha1 get] | 
|  | set cmdargs {} | 
|  | set old_id {} | 
|  | if {$name eq {}} { | 
|  | error_popup [mc "Please specify a name for the new branch"] $top | 
|  | return | 
|  | } | 
|  | if {[info exists headids($name)]} { | 
|  | if {![confirm_popup [mc \ | 
|  | "Branch '%s' already exists. Overwrite?" $name] $top]} { | 
|  | return | 
|  | } | 
|  | set old_id $headids($name) | 
|  | lappend cmdargs -f | 
|  | } | 
|  | catch {destroy $top} | 
|  | lappend cmdargs $name $id | 
|  | nowbusy newbranch | 
|  | update | 
|  | if {[catch { | 
|  | eval exec git branch $cmdargs | 
|  | } err]} { | 
|  | notbusy newbranch | 
|  | error_popup $err | 
|  | } else { | 
|  | notbusy newbranch | 
|  | if {$old_id ne {}} { | 
|  | movehead $id $name | 
|  | movedhead $id $name | 
|  | redrawtags $old_id | 
|  | redrawtags $id | 
|  | } else { | 
|  | set headids($name) $id | 
|  | lappend idheads($id) $name | 
|  | addedhead $id $name | 
|  | redrawtags $id | 
|  | } | 
|  | dispneartags 0 | 
|  | run refill_reflist | 
|  | } | 
|  | } | 
|  |  | 
|  | proc exec_citool {tool_args {baseid {}}} { | 
|  | global commitinfo env | 
|  |  | 
|  | set save_env [array get env GIT_AUTHOR_*] | 
|  |  | 
|  | if {$baseid ne {}} { | 
|  | if {![info exists commitinfo($baseid)]} { | 
|  | getcommit $baseid | 
|  | } | 
|  | set author [lindex $commitinfo($baseid) 1] | 
|  | set date [lindex $commitinfo($baseid) 2] | 
|  | if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \ | 
|  | $author author name email] | 
|  | && $date ne {}} { | 
|  | set env(GIT_AUTHOR_NAME) $name | 
|  | set env(GIT_AUTHOR_EMAIL) $email | 
|  | set env(GIT_AUTHOR_DATE) $date | 
|  | } | 
|  | } | 
|  |  | 
|  | eval exec git citool $tool_args & | 
|  |  | 
|  | array unset env GIT_AUTHOR_* | 
|  | array set env $save_env | 
|  | } | 
|  |  | 
|  | proc cherrypick {} { | 
|  | global rowmenuid curview | 
|  | global mainhead mainheadid | 
|  | global gitdir | 
|  |  | 
|  | set oldhead [exec git rev-parse HEAD] | 
|  | set dheads [descheads $rowmenuid] | 
|  | if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} { | 
|  | set ok [confirm_popup [mc "Commit %s is already\ | 
|  | included in branch %s -- really re-apply it?" \ | 
|  | [string range $rowmenuid 0 7] $mainhead]] | 
|  | if {!$ok} return | 
|  | } | 
|  | nowbusy cherrypick [mc "Cherry-picking"] | 
|  | update | 
|  | # Unfortunately git-cherry-pick writes stuff to stderr even when | 
|  | # no error occurs, and exec takes that as an indication of error... | 
|  | if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} { | 
|  | notbusy cherrypick | 
|  | if {[regexp -line \ | 
|  | {Entry '(.*)' (would be overwritten by merge|not uptodate)} \ | 
|  | $err msg fname]} { | 
|  | error_popup [mc "Cherry-pick failed because of local changes\ | 
|  | to file '%s'.\nPlease commit, reset or stash\ | 
|  | your changes and try again." $fname] | 
|  | } elseif {[regexp -line \ | 
|  | {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \ | 
|  | $err]} { | 
|  | if {[confirm_popup [mc "Cherry-pick failed because of merge\ | 
|  | conflict.\nDo you wish to run git citool to\ | 
|  | resolve it?"]]} { | 
|  | # Force citool to read MERGE_MSG | 
|  | file delete [file join $gitdir "GITGUI_MSG"] | 
|  | exec_citool {} $rowmenuid | 
|  | } | 
|  | } else { | 
|  | error_popup $err | 
|  | } | 
|  | run updatecommits | 
|  | return | 
|  | } | 
|  | set newhead [exec git rev-parse HEAD] | 
|  | if {$newhead eq $oldhead} { | 
|  | notbusy cherrypick | 
|  | error_popup [mc "No changes committed"] | 
|  | return | 
|  | } | 
|  | addnewchild $newhead $oldhead | 
|  | if {[commitinview $oldhead $curview]} { | 
|  | # XXX this isn't right if we have a path limit... | 
|  | insertrow $newhead $oldhead $curview | 
|  | if {$mainhead ne {}} { | 
|  | movehead $newhead $mainhead | 
|  | movedhead $newhead $mainhead | 
|  | } | 
|  | set mainheadid $newhead | 
|  | redrawtags $oldhead | 
|  | redrawtags $newhead | 
|  | selbyid $newhead | 
|  | } | 
|  | notbusy cherrypick | 
|  | } | 
|  |  | 
|  | proc resethead {} { | 
|  | global mainhead rowmenuid confirm_ok resettype NS | 
|  |  | 
|  | set confirm_ok 0 | 
|  | set w ".confirmreset" | 
|  | ttk_toplevel $w | 
|  | make_transient $w . | 
|  | wm title $w [mc "Confirm reset"] | 
|  | ${NS}::label $w.m -text \ | 
|  | [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]] | 
|  | pack $w.m -side top -fill x -padx 20 -pady 20 | 
|  | ${NS}::labelframe $w.f -text [mc "Reset type:"] | 
|  | set resettype mixed | 
|  | ${NS}::radiobutton $w.f.soft -value soft -variable resettype \ | 
|  | -text [mc "Soft: Leave working tree and index untouched"] | 
|  | grid $w.f.soft -sticky w | 
|  | ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \ | 
|  | -text [mc "Mixed: Leave working tree untouched, reset index"] | 
|  | grid $w.f.mixed -sticky w | 
|  | ${NS}::radiobutton $w.f.hard -value hard -variable resettype \ | 
|  | -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"] | 
|  | grid $w.f.hard -sticky w | 
|  | pack $w.f -side top -fill x -padx 4 | 
|  | ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w" | 
|  | pack $w.ok -side left -fill x -padx 20 -pady 20 | 
|  | ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w" | 
|  | bind $w <Key-Escape> [list destroy $w] | 
|  | pack $w.cancel -side right -fill x -padx 20 -pady 20 | 
|  | bind $w <Visibility> "grab $w; focus $w" | 
|  | tkwait window $w | 
|  | if {!$confirm_ok} return | 
|  | if {[catch {set fd [open \ | 
|  | [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} { | 
|  | error_popup $err | 
|  | } else { | 
|  | dohidelocalchanges | 
|  | filerun $fd [list readresetstat $fd] | 
|  | nowbusy reset [mc "Resetting"] | 
|  | selbyid $rowmenuid | 
|  | } | 
|  | } | 
|  |  | 
|  | proc readresetstat {fd} { | 
|  | global mainhead mainheadid showlocalchanges rprogcoord | 
|  |  | 
|  | if {[gets $fd line] >= 0} { | 
|  | if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} { | 
|  | set rprogcoord [expr {1.0 * $m / $n}] | 
|  | adjustprogress | 
|  | } | 
|  | return 1 | 
|  | } | 
|  | set rprogcoord 0 | 
|  | adjustprogress | 
|  | notbusy reset | 
|  | if {[catch {close $fd} err]} { | 
|  | error_popup $err | 
|  | } | 
|  | set oldhead $mainheadid | 
|  | set newhead [exec git rev-parse HEAD] | 
|  | if {$newhead ne $oldhead} { | 
|  | movehead $newhead $mainhead | 
|  | movedhead $newhead $mainhead | 
|  | set mainheadid $newhead | 
|  | redrawtags $oldhead | 
|  | redrawtags $newhead | 
|  | } | 
|  | if {$showlocalchanges} { | 
|  | doshowlocalchanges | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | # context menu for a head | 
|  | proc headmenu {x y id head} { | 
|  | global headmenuid headmenuhead headctxmenu mainhead | 
|  |  | 
|  | stopfinding | 
|  | set headmenuid $id | 
|  | set headmenuhead $head | 
|  | set state normal | 
|  | if {[string match "remotes/*" $head]} { | 
|  | set state disabled | 
|  | } | 
|  | if {$head eq $mainhead} { | 
|  | set state disabled | 
|  | } | 
|  | $headctxmenu entryconfigure 0 -state $state | 
|  | $headctxmenu entryconfigure 1 -state $state | 
|  | tk_popup $headctxmenu $x $y | 
|  | } | 
|  |  | 
|  | proc cobranch {} { | 
|  | global headmenuid headmenuhead headids | 
|  | global showlocalchanges | 
|  |  | 
|  | # check the tree is clean first?? | 
|  | nowbusy checkout [mc "Checking out"] | 
|  | update | 
|  | dohidelocalchanges | 
|  | if {[catch { | 
|  | set fd [open [list | git checkout $headmenuhead 2>@1] r] | 
|  | } err]} { | 
|  | notbusy checkout | 
|  | error_popup $err | 
|  | if {$showlocalchanges} { | 
|  | dodiffindex | 
|  | } | 
|  | } else { | 
|  | filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc readcheckoutstat {fd newhead newheadid} { | 
|  | global mainhead mainheadid headids showlocalchanges progresscoords | 
|  | global viewmainheadid curview | 
|  |  | 
|  | if {[gets $fd line] >= 0} { | 
|  | if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} { | 
|  | set progresscoords [list 0 [expr {1.0 * $m / $n}]] | 
|  | adjustprogress | 
|  | } | 
|  | return 1 | 
|  | } | 
|  | set progresscoords {0 0} | 
|  | adjustprogress | 
|  | notbusy checkout | 
|  | if {[catch {close $fd} err]} { | 
|  | error_popup $err | 
|  | } | 
|  | set oldmainid $mainheadid | 
|  | set mainhead $newhead | 
|  | set mainheadid $newheadid | 
|  | set viewmainheadid($curview) $newheadid | 
|  | redrawtags $oldmainid | 
|  | redrawtags $newheadid | 
|  | selbyid $newheadid | 
|  | if {$showlocalchanges} { | 
|  | dodiffindex | 
|  | } | 
|  | } | 
|  |  | 
|  | proc rmbranch {} { | 
|  | global headmenuid headmenuhead mainhead | 
|  | global idheads | 
|  |  | 
|  | set head $headmenuhead | 
|  | set id $headmenuid | 
|  | # this check shouldn't be needed any more... | 
|  | if {$head eq $mainhead} { | 
|  | error_popup [mc "Cannot delete the currently checked-out branch"] | 
|  | return | 
|  | } | 
|  | set dheads [descheads $id] | 
|  | if {[llength $dheads] == 1 && $idheads($dheads) eq $head} { | 
|  | # the stuff on this branch isn't on any other branch | 
|  | if {![confirm_popup [mc "The commits on branch %s aren't on any other\ | 
|  | branch.\nReally delete branch %s?" $head $head]]} return | 
|  | } | 
|  | nowbusy rmbranch | 
|  | update | 
|  | if {[catch {exec git branch -D $head} err]} { | 
|  | notbusy rmbranch | 
|  | error_popup $err | 
|  | return | 
|  | } | 
|  | removehead $id $head | 
|  | removedhead $id $head | 
|  | redrawtags $id | 
|  | notbusy rmbranch | 
|  | dispneartags 0 | 
|  | run refill_reflist | 
|  | } | 
|  |  | 
|  | # Display a list of tags and heads | 
|  | proc showrefs {} { | 
|  | global showrefstop bgcolor fgcolor selectbgcolor NS | 
|  | global bglist fglist reflistfilter reflist maincursor | 
|  |  | 
|  | set top .showrefs | 
|  | set showrefstop $top | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | refill_reflist | 
|  | return | 
|  | } | 
|  | ttk_toplevel $top | 
|  | wm title $top [mc "Tags and heads: %s" [file tail [pwd]]] | 
|  | make_transient $top . | 
|  | text $top.list -background $bgcolor -foreground $fgcolor \ | 
|  | -selectbackground $selectbgcolor -font mainfont \ | 
|  | -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \ | 
|  | -width 30 -height 20 -cursor $maincursor \ | 
|  | -spacing1 1 -spacing3 1 -state disabled | 
|  | $top.list tag configure highlight -background $selectbgcolor | 
|  | lappend bglist $top.list | 
|  | lappend fglist $top.list | 
|  | ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical | 
|  | ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal | 
|  | grid $top.list $top.ysb -sticky nsew | 
|  | grid $top.xsb x -sticky ew | 
|  | ${NS}::frame $top.f | 
|  | ${NS}::label $top.f.l -text "[mc "Filter"]: " | 
|  | ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter | 
|  | set reflistfilter "*" | 
|  | trace add variable reflistfilter write reflistfilter_change | 
|  | pack $top.f.e -side right -fill x -expand 1 | 
|  | pack $top.f.l -side left | 
|  | grid $top.f - -sticky ew -pady 2 | 
|  | ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"] | 
|  | bind $top <Key-Escape> [list destroy $top] | 
|  | grid $top.close - | 
|  | grid columnconfigure $top 0 -weight 1 | 
|  | grid rowconfigure $top 0 -weight 1 | 
|  | bind $top.list <1> {break} | 
|  | bind $top.list <B1-Motion> {break} | 
|  | bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break} | 
|  | set reflist {} | 
|  | refill_reflist | 
|  | } | 
|  |  | 
|  | proc sel_reflist {w x y} { | 
|  | global showrefstop reflist headids tagids otherrefids | 
|  |  | 
|  | if {![winfo exists $showrefstop]} return | 
|  | set l [lindex [split [$w index "@$x,$y"] "."] 0] | 
|  | set ref [lindex $reflist [expr {$l-1}]] | 
|  | set n [lindex $ref 0] | 
|  | switch -- [lindex $ref 1] { | 
|  | "H" {selbyid $headids($n)} | 
|  | "T" {selbyid $tagids($n)} | 
|  | "o" {selbyid $otherrefids($n)} | 
|  | } | 
|  | $showrefstop.list tag add highlight $l.0 "$l.0 lineend" | 
|  | } | 
|  |  | 
|  | proc unsel_reflist {} { | 
|  | global showrefstop | 
|  |  | 
|  | if {![info exists showrefstop] || ![winfo exists $showrefstop]} return | 
|  | $showrefstop.list tag remove highlight 0.0 end | 
|  | } | 
|  |  | 
|  | proc reflistfilter_change {n1 n2 op} { | 
|  | global reflistfilter | 
|  |  | 
|  | after cancel refill_reflist | 
|  | after 200 refill_reflist | 
|  | } | 
|  |  | 
|  | proc refill_reflist {} { | 
|  | global reflist reflistfilter showrefstop headids tagids otherrefids | 
|  | global curview | 
|  |  | 
|  | if {![info exists showrefstop] || ![winfo exists $showrefstop]} return | 
|  | set refs {} | 
|  | foreach n [array names headids] { | 
|  | if {[string match $reflistfilter $n]} { | 
|  | if {[commitinview $headids($n) $curview]} { | 
|  | lappend refs [list $n H] | 
|  | } else { | 
|  | interestedin $headids($n) {run refill_reflist} | 
|  | } | 
|  | } | 
|  | } | 
|  | foreach n [array names tagids] { | 
|  | if {[string match $reflistfilter $n]} { | 
|  | if {[commitinview $tagids($n) $curview]} { | 
|  | lappend refs [list $n T] | 
|  | } else { | 
|  | interestedin $tagids($n) {run refill_reflist} | 
|  | } | 
|  | } | 
|  | } | 
|  | foreach n [array names otherrefids] { | 
|  | if {[string match $reflistfilter $n]} { | 
|  | if {[commitinview $otherrefids($n) $curview]} { | 
|  | lappend refs [list $n o] | 
|  | } else { | 
|  | interestedin $otherrefids($n) {run refill_reflist} | 
|  | } | 
|  | } | 
|  | } | 
|  | set refs [lsort -index 0 $refs] | 
|  | if {$refs eq $reflist} return | 
|  |  | 
|  | # Update the contents of $showrefstop.list according to the | 
|  | # differences between $reflist (old) and $refs (new) | 
|  | $showrefstop.list conf -state normal | 
|  | $showrefstop.list insert end "\n" | 
|  | set i 0 | 
|  | set j 0 | 
|  | while {$i < [llength $reflist] || $j < [llength $refs]} { | 
|  | if {$i < [llength $reflist]} { | 
|  | if {$j < [llength $refs]} { | 
|  | set cmp [string compare [lindex $reflist $i 0] \ | 
|  | [lindex $refs $j 0]] | 
|  | if {$cmp == 0} { | 
|  | set cmp [string compare [lindex $reflist $i 1] \ | 
|  | [lindex $refs $j 1]] | 
|  | } | 
|  | } else { | 
|  | set cmp -1 | 
|  | } | 
|  | } else { | 
|  | set cmp 1 | 
|  | } | 
|  | switch -- $cmp { | 
|  | -1 { | 
|  | $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0" | 
|  | incr i | 
|  | } | 
|  | 0 { | 
|  | incr i | 
|  | incr j | 
|  | } | 
|  | 1 { | 
|  | set l [expr {$j + 1}] | 
|  | $showrefstop.list image create $l.0 -align baseline \ | 
|  | -image reficon-[lindex $refs $j 1] -padx 2 | 
|  | $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n" | 
|  | incr j | 
|  | } | 
|  | } | 
|  | } | 
|  | set reflist $refs | 
|  | # delete last newline | 
|  | $showrefstop.list delete end-2c end-1c | 
|  | $showrefstop.list conf -state disabled | 
|  | } | 
|  |  | 
|  | # Stuff for finding nearby tags | 
|  | proc getallcommits {} { | 
|  | global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate | 
|  | global idheads idtags idotherrefs allparents tagobjid | 
|  | global gitdir | 
|  |  | 
|  | if {![info exists allcommits]} { | 
|  | set nextarc 0 | 
|  | set allcommits 0 | 
|  | set seeds {} | 
|  | set allcwait 0 | 
|  | set cachedarcs 0 | 
|  | set allccache [file join $gitdir "gitk.cache"] | 
|  | if {![catch { | 
|  | set f [open $allccache r] | 
|  | set allcwait 1 | 
|  | getcache $f | 
|  | }]} return | 
|  | } | 
|  |  | 
|  | if {$allcwait} { | 
|  | return | 
|  | } | 
|  | set cmd [list | git rev-list --parents] | 
|  | set allcupdate [expr {$seeds ne {}}] | 
|  | if {!$allcupdate} { | 
|  | set ids "--all" | 
|  | } else { | 
|  | set refs [concat [array names idheads] [array names idtags] \ | 
|  | [array names idotherrefs]] | 
|  | set ids {} | 
|  | set tagobjs {} | 
|  | foreach name [array names tagobjid] { | 
|  | lappend tagobjs $tagobjid($name) | 
|  | } | 
|  | foreach id [lsort -unique $refs] { | 
|  | if {![info exists allparents($id)] && | 
|  | [lsearch -exact $tagobjs $id] < 0} { | 
|  | lappend ids $id | 
|  | } | 
|  | } | 
|  | if {$ids ne {}} { | 
|  | foreach id $seeds { | 
|  | lappend ids "^$id" | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$ids ne {}} { | 
|  | set fd [open [concat $cmd $ids] r] | 
|  | fconfigure $fd -blocking 0 | 
|  | incr allcommits | 
|  | nowbusy allcommits | 
|  | filerun $fd [list getallclines $fd] | 
|  | } else { | 
|  | dispneartags 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | # Since most commits have 1 parent and 1 child, we group strings of | 
|  | # such commits into "arcs" joining branch/merge points (BMPs), which | 
|  | # are commits that either don't have 1 parent or don't have 1 child. | 
|  | # | 
|  | # arcnos(id) - incoming arcs for BMP, arc we're on for other nodes | 
|  | # arcout(id) - outgoing arcs for BMP | 
|  | # arcids(a) - list of IDs on arc including end but not start | 
|  | # arcstart(a) - BMP ID at start of arc | 
|  | # arcend(a) - BMP ID at end of arc | 
|  | # growing(a) - arc a is still growing | 
|  | # arctags(a) - IDs out of arcids (excluding end) that have tags | 
|  | # archeads(a) - IDs out of arcids (excluding end) that have heads | 
|  | # The start of an arc is at the descendent end, so "incoming" means | 
|  | # coming from descendents, and "outgoing" means going towards ancestors. | 
|  |  | 
|  | proc getallclines {fd} { | 
|  | global allparents allchildren idtags idheads nextarc | 
|  | global arcnos arcids arctags arcout arcend arcstart archeads growing | 
|  | global seeds allcommits cachedarcs allcupdate | 
|  |  | 
|  | set nid 0 | 
|  | while {[incr nid] <= 1000 && [gets $fd line] >= 0} { | 
|  | set id [lindex $line 0] | 
|  | if {[info exists allparents($id)]} { | 
|  | # seen it already | 
|  | continue | 
|  | } | 
|  | set cachedarcs 0 | 
|  | set olds [lrange $line 1 end] | 
|  | set allparents($id) $olds | 
|  | if {![info exists allchildren($id)]} { | 
|  | set allchildren($id) {} | 
|  | set arcnos($id) {} | 
|  | lappend seeds $id | 
|  | } else { | 
|  | set a $arcnos($id) | 
|  | if {[llength $olds] == 1 && [llength $a] == 1} { | 
|  | lappend arcids($a) $id | 
|  | if {[info exists idtags($id)]} { | 
|  | lappend arctags($a) $id | 
|  | } | 
|  | if {[info exists idheads($id)]} { | 
|  | lappend archeads($a) $id | 
|  | } | 
|  | if {[info exists allparents($olds)]} { | 
|  | # seen parent already | 
|  | if {![info exists arcout($olds)]} { | 
|  | splitarc $olds | 
|  | } | 
|  | lappend arcids($a) $olds | 
|  | set arcend($a) $olds | 
|  | unset growing($a) | 
|  | } | 
|  | lappend allchildren($olds) $id | 
|  | lappend arcnos($olds) $a | 
|  | continue | 
|  | } | 
|  | } | 
|  | foreach a $arcnos($id) { | 
|  | lappend arcids($a) $id | 
|  | set arcend($a) $id | 
|  | unset growing($a) | 
|  | } | 
|  |  | 
|  | set ao {} | 
|  | foreach p $olds { | 
|  | lappend allchildren($p) $id | 
|  | set a [incr nextarc] | 
|  | set arcstart($a) $id | 
|  | set archeads($a) {} | 
|  | set arctags($a) {} | 
|  | set archeads($a) {} | 
|  | set arcids($a) {} | 
|  | lappend ao $a | 
|  | set growing($a) 1 | 
|  | if {[info exists allparents($p)]} { | 
|  | # seen it already, may need to make a new branch | 
|  | if {![info exists arcout($p)]} { | 
|  | splitarc $p | 
|  | } | 
|  | lappend arcids($a) $p | 
|  | set arcend($a) $p | 
|  | unset growing($a) | 
|  | } | 
|  | lappend arcnos($p) $a | 
|  | } | 
|  | set arcout($id) $ao | 
|  | } | 
|  | if {$nid > 0} { | 
|  | global cached_dheads cached_dtags cached_atags | 
|  | catch {unset cached_dheads} | 
|  | catch {unset cached_dtags} | 
|  | catch {unset cached_atags} | 
|  | } | 
|  | if {![eof $fd]} { | 
|  | return [expr {$nid >= 1000? 2: 1}] | 
|  | } | 
|  | set cacheok 1 | 
|  | if {[catch { | 
|  | fconfigure $fd -blocking 1 | 
|  | close $fd | 
|  | } err]} { | 
|  | # got an error reading the list of commits | 
|  | # if we were updating, try rereading the whole thing again | 
|  | if {$allcupdate} { | 
|  | incr allcommits -1 | 
|  | dropcache $err | 
|  | return | 
|  | } | 
|  | error_popup "[mc "Error reading commit topology information;\ | 
|  | branch and preceding/following tag information\ | 
|  | will be incomplete."]\n($err)" | 
|  | set cacheok 0 | 
|  | } | 
|  | if {[incr allcommits -1] == 0} { | 
|  | notbusy allcommits | 
|  | if {$cacheok} { | 
|  | run savecache | 
|  | } | 
|  | } | 
|  | dispneartags 0 | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc recalcarc {a} { | 
|  | global arctags archeads arcids idtags idheads | 
|  |  | 
|  | set at {} | 
|  | set ah {} | 
|  | foreach id [lrange $arcids($a) 0 end-1] { | 
|  | if {[info exists idtags($id)]} { | 
|  | lappend at $id | 
|  | } | 
|  | if {[info exists idheads($id)]} { | 
|  | lappend ah $id | 
|  | } | 
|  | } | 
|  | set arctags($a) $at | 
|  | set archeads($a) $ah | 
|  | } | 
|  |  | 
|  | proc splitarc {p} { | 
|  | global arcnos arcids nextarc arctags archeads idtags idheads | 
|  | global arcstart arcend arcout allparents growing | 
|  |  | 
|  | set a $arcnos($p) | 
|  | if {[llength $a] != 1} { | 
|  | puts "oops splitarc called but [llength $a] arcs already" | 
|  | return | 
|  | } | 
|  | set a [lindex $a 0] | 
|  | set i [lsearch -exact $arcids($a) $p] | 
|  | if {$i < 0} { | 
|  | puts "oops splitarc $p not in arc $a" | 
|  | return | 
|  | } | 
|  | set na [incr nextarc] | 
|  | if {[info exists arcend($a)]} { | 
|  | set arcend($na) $arcend($a) | 
|  | } else { | 
|  | set l [lindex $allparents([lindex $arcids($a) end]) 0] | 
|  | set j [lsearch -exact $arcnos($l) $a] | 
|  | set arcnos($l) [lreplace $arcnos($l) $j $j $na] | 
|  | } | 
|  | set tail [lrange $arcids($a) [expr {$i+1}] end] | 
|  | set arcids($a) [lrange $arcids($a) 0 $i] | 
|  | set arcend($a) $p | 
|  | set arcstart($na) $p | 
|  | set arcout($p) $na | 
|  | set arcids($na) $tail | 
|  | if {[info exists growing($a)]} { | 
|  | set growing($na) 1 | 
|  | unset growing($a) | 
|  | } | 
|  |  | 
|  | foreach id $tail { | 
|  | if {[llength $arcnos($id)] == 1} { | 
|  | set arcnos($id) $na | 
|  | } else { | 
|  | set j [lsearch -exact $arcnos($id) $a] | 
|  | set arcnos($id) [lreplace $arcnos($id) $j $j $na] | 
|  | } | 
|  | } | 
|  |  | 
|  | # reconstruct tags and heads lists | 
|  | if {$arctags($a) ne {} || $archeads($a) ne {}} { | 
|  | recalcarc $a | 
|  | recalcarc $na | 
|  | } else { | 
|  | set arctags($na) {} | 
|  | set archeads($na) {} | 
|  | } | 
|  | } | 
|  |  | 
|  | # Update things for a new commit added that is a child of one | 
|  | # existing commit.  Used when cherry-picking. | 
|  | proc addnewchild {id p} { | 
|  | global allparents allchildren idtags nextarc | 
|  | global arcnos arcids arctags arcout arcend arcstart archeads growing | 
|  | global seeds allcommits | 
|  |  | 
|  | if {![info exists allcommits] || ![info exists arcnos($p)]} return | 
|  | set allparents($id) [list $p] | 
|  | set allchildren($id) {} | 
|  | set arcnos($id) {} | 
|  | lappend seeds $id | 
|  | lappend allchildren($p) $id | 
|  | set a [incr nextarc] | 
|  | set arcstart($a) $id | 
|  | set archeads($a) {} | 
|  | set arctags($a) {} | 
|  | set arcids($a) [list $p] | 
|  | set arcend($a) $p | 
|  | if {![info exists arcout($p)]} { | 
|  | splitarc $p | 
|  | } | 
|  | lappend arcnos($p) $a | 
|  | set arcout($id) [list $a] | 
|  | } | 
|  |  | 
|  | # This implements a cache for the topology information. | 
|  | # The cache saves, for each arc, the start and end of the arc, | 
|  | # the ids on the arc, and the outgoing arcs from the end. | 
|  | proc readcache {f} { | 
|  | global arcnos arcids arcout arcstart arcend arctags archeads nextarc | 
|  | global idtags idheads allparents cachedarcs possible_seeds seeds growing | 
|  | global allcwait | 
|  |  | 
|  | set a $nextarc | 
|  | set lim $cachedarcs | 
|  | if {$lim - $a > 500} { | 
|  | set lim [expr {$a + 500}] | 
|  | } | 
|  | if {[catch { | 
|  | if {$a == $lim} { | 
|  | # finish reading the cache and setting up arctags, etc. | 
|  | set line [gets $f] | 
|  | if {$line ne "1"} {error "bad final version"} | 
|  | close $f | 
|  | foreach id [array names idtags] { | 
|  | if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 && | 
|  | [llength $allparents($id)] == 1} { | 
|  | set a [lindex $arcnos($id) 0] | 
|  | if {$arctags($a) eq {}} { | 
|  | recalcarc $a | 
|  | } | 
|  | } | 
|  | } | 
|  | foreach id [array names idheads] { | 
|  | if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 && | 
|  | [llength $allparents($id)] == 1} { | 
|  | set a [lindex $arcnos($id) 0] | 
|  | if {$archeads($a) eq {}} { | 
|  | recalcarc $a | 
|  | } | 
|  | } | 
|  | } | 
|  | foreach id [lsort -unique $possible_seeds] { | 
|  | if {$arcnos($id) eq {}} { | 
|  | lappend seeds $id | 
|  | } | 
|  | } | 
|  | set allcwait 0 | 
|  | } else { | 
|  | while {[incr a] <= $lim} { | 
|  | set line [gets $f] | 
|  | if {[llength $line] != 3} {error "bad line"} | 
|  | set s [lindex $line 0] | 
|  | set arcstart($a) $s | 
|  | lappend arcout($s) $a | 
|  | if {![info exists arcnos($s)]} { | 
|  | lappend possible_seeds $s | 
|  | set arcnos($s) {} | 
|  | } | 
|  | set e [lindex $line 1] | 
|  | if {$e eq {}} { | 
|  | set growing($a) 1 | 
|  | } else { | 
|  | set arcend($a) $e | 
|  | if {![info exists arcout($e)]} { | 
|  | set arcout($e) {} | 
|  | } | 
|  | } | 
|  | set arcids($a) [lindex $line 2] | 
|  | foreach id $arcids($a) { | 
|  | lappend allparents($s) $id | 
|  | set s $id | 
|  | lappend arcnos($id) $a | 
|  | } | 
|  | if {![info exists allparents($s)]} { | 
|  | set allparents($s) {} | 
|  | } | 
|  | set arctags($a) {} | 
|  | set archeads($a) {} | 
|  | } | 
|  | set nextarc [expr {$a - 1}] | 
|  | } | 
|  | } err]} { | 
|  | dropcache $err | 
|  | return 0 | 
|  | } | 
|  | if {!$allcwait} { | 
|  | getallcommits | 
|  | } | 
|  | return $allcwait | 
|  | } | 
|  |  | 
|  | proc getcache {f} { | 
|  | global nextarc cachedarcs possible_seeds | 
|  |  | 
|  | if {[catch { | 
|  | set line [gets $f] | 
|  | if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"} | 
|  | # make sure it's an integer | 
|  | set cachedarcs [expr {int([lindex $line 1])}] | 
|  | if {$cachedarcs < 0} {error "bad number of arcs"} | 
|  | set nextarc 0 | 
|  | set possible_seeds {} | 
|  | run readcache $f | 
|  | } err]} { | 
|  | dropcache $err | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc dropcache {err} { | 
|  | global allcwait nextarc cachedarcs seeds | 
|  |  | 
|  | #puts "dropping cache ($err)" | 
|  | foreach v {arcnos arcout arcids arcstart arcend growing \ | 
|  | arctags archeads allparents allchildren} { | 
|  | global $v | 
|  | catch {unset $v} | 
|  | } | 
|  | set allcwait 0 | 
|  | set nextarc 0 | 
|  | set cachedarcs 0 | 
|  | set seeds {} | 
|  | getallcommits | 
|  | } | 
|  |  | 
|  | proc writecache {f} { | 
|  | global cachearc cachedarcs allccache | 
|  | global arcstart arcend arcnos arcids arcout | 
|  |  | 
|  | set a $cachearc | 
|  | set lim $cachedarcs | 
|  | if {$lim - $a > 1000} { | 
|  | set lim [expr {$a + 1000}] | 
|  | } | 
|  | if {[catch { | 
|  | while {[incr a] <= $lim} { | 
|  | if {[info exists arcend($a)]} { | 
|  | puts $f [list $arcstart($a) $arcend($a) $arcids($a)] | 
|  | } else { | 
|  | puts $f [list $arcstart($a) {} $arcids($a)] | 
|  | } | 
|  | } | 
|  | } err]} { | 
|  | catch {close $f} | 
|  | catch {file delete $allccache} | 
|  | #puts "writing cache failed ($err)" | 
|  | return 0 | 
|  | } | 
|  | set cachearc [expr {$a - 1}] | 
|  | if {$a > $cachedarcs} { | 
|  | puts $f "1" | 
|  | close $f | 
|  | return 0 | 
|  | } | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | proc savecache {} { | 
|  | global nextarc cachedarcs cachearc allccache | 
|  |  | 
|  | if {$nextarc == $cachedarcs} return | 
|  | set cachearc 0 | 
|  | set cachedarcs $nextarc | 
|  | catch { | 
|  | set f [open $allccache w] | 
|  | puts $f [list 1 $cachedarcs] | 
|  | run writecache $f | 
|  | } | 
|  | } | 
|  |  | 
|  | # Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a, | 
|  | # or 0 if neither is true. | 
|  | proc anc_or_desc {a b} { | 
|  | global arcout arcstart arcend arcnos cached_isanc | 
|  |  | 
|  | if {$arcnos($a) eq $arcnos($b)} { | 
|  | # Both are on the same arc(s); either both are the same BMP, | 
|  | # or if one is not a BMP, the other is also not a BMP or is | 
|  | # the BMP at end of the arc (and it only has 1 incoming arc). | 
|  | # Or both can be BMPs with no incoming arcs. | 
|  | if {$a eq $b || $arcnos($a) eq {}} { | 
|  | return 0 | 
|  | } | 
|  | # assert {[llength $arcnos($a)] == 1} | 
|  | set arc [lindex $arcnos($a) 0] | 
|  | set i [lsearch -exact $arcids($arc) $a] | 
|  | set j [lsearch -exact $arcids($arc) $b] | 
|  | if {$i < 0 || $i > $j} { | 
|  | return 1 | 
|  | } else { | 
|  | return -1 | 
|  | } | 
|  | } | 
|  |  | 
|  | if {![info exists arcout($a)]} { | 
|  | set arc [lindex $arcnos($a) 0] | 
|  | if {[info exists arcend($arc)]} { | 
|  | set aend $arcend($arc) | 
|  | } else { | 
|  | set aend {} | 
|  | } | 
|  | set a $arcstart($arc) | 
|  | } else { | 
|  | set aend $a | 
|  | } | 
|  | if {![info exists arcout($b)]} { | 
|  | set arc [lindex $arcnos($b) 0] | 
|  | if {[info exists arcend($arc)]} { | 
|  | set bend $arcend($arc) | 
|  | } else { | 
|  | set bend {} | 
|  | } | 
|  | set b $arcstart($arc) | 
|  | } else { | 
|  | set bend $b | 
|  | } | 
|  | if {$a eq $bend} { | 
|  | return 1 | 
|  | } | 
|  | if {$b eq $aend} { | 
|  | return -1 | 
|  | } | 
|  | if {[info exists cached_isanc($a,$bend)]} { | 
|  | if {$cached_isanc($a,$bend)} { | 
|  | return 1 | 
|  | } | 
|  | } | 
|  | if {[info exists cached_isanc($b,$aend)]} { | 
|  | if {$cached_isanc($b,$aend)} { | 
|  | return -1 | 
|  | } | 
|  | if {[info exists cached_isanc($a,$bend)]} { | 
|  | return 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | set todo [list $a $b] | 
|  | set anc($a) a | 
|  | set anc($b) b | 
|  | for {set i 0} {$i < [llength $todo]} {incr i} { | 
|  | set x [lindex $todo $i] | 
|  | if {$anc($x) eq {}} { | 
|  | continue | 
|  | } | 
|  | foreach arc $arcnos($x) { | 
|  | set xd $arcstart($arc) | 
|  | if {$xd eq $bend} { | 
|  | set cached_isanc($a,$bend) 1 | 
|  | set cached_isanc($b,$aend) 0 | 
|  | return 1 | 
|  | } elseif {$xd eq $aend} { | 
|  | set cached_isanc($b,$aend) 1 | 
|  | set cached_isanc($a,$bend) 0 | 
|  | return -1 | 
|  | } | 
|  | if {![info exists anc($xd)]} { | 
|  | set anc($xd) $anc($x) | 
|  | lappend todo $xd | 
|  | } elseif {$anc($xd) ne $anc($x)} { | 
|  | set anc($xd) {} | 
|  | } | 
|  | } | 
|  | } | 
|  | set cached_isanc($a,$bend) 0 | 
|  | set cached_isanc($b,$aend) 0 | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | # This identifies whether $desc has an ancestor that is | 
|  | # a growing tip of the graph and which is not an ancestor of $anc | 
|  | # and returns 0 if so and 1 if not. | 
|  | # If we subsequently discover a tag on such a growing tip, and that | 
|  | # turns out to be a descendent of $anc (which it could, since we | 
|  | # don't necessarily see children before parents), then $desc | 
|  | # isn't a good choice to display as a descendent tag of | 
|  | # $anc (since it is the descendent of another tag which is | 
|  | # a descendent of $anc).  Similarly, $anc isn't a good choice to | 
|  | # display as a ancestor tag of $desc. | 
|  | # | 
|  | proc is_certain {desc anc} { | 
|  | global arcnos arcout arcstart arcend growing problems | 
|  |  | 
|  | set certain {} | 
|  | if {[llength $arcnos($anc)] == 1} { | 
|  | # tags on the same arc are certain | 
|  | if {$arcnos($desc) eq $arcnos($anc)} { | 
|  | return 1 | 
|  | } | 
|  | if {![info exists arcout($anc)]} { | 
|  | # if $anc is partway along an arc, use the start of the arc instead | 
|  | set a [lindex $arcnos($anc) 0] | 
|  | set anc $arcstart($a) | 
|  | } | 
|  | } | 
|  | if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} { | 
|  | set x $desc | 
|  | } else { | 
|  | set a [lindex $arcnos($desc) 0] | 
|  | set x $arcend($a) | 
|  | } | 
|  | if {$x == $anc} { | 
|  | return 1 | 
|  | } | 
|  | set anclist [list $x] | 
|  | set dl($x) 1 | 
|  | set nnh 1 | 
|  | set ngrowanc 0 | 
|  | for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} { | 
|  | set x [lindex $anclist $i] | 
|  | if {$dl($x)} { | 
|  | incr nnh -1 | 
|  | } | 
|  | set done($x) 1 | 
|  | foreach a $arcout($x) { | 
|  | if {[info exists growing($a)]} { | 
|  | if {![info exists growanc($x)] && $dl($x)} { | 
|  | set growanc($x) 1 | 
|  | incr ngrowanc | 
|  | } | 
|  | } else { | 
|  | set y $arcend($a) | 
|  | if {[info exists dl($y)]} { | 
|  | if {$dl($y)} { | 
|  | if {!$dl($x)} { | 
|  | set dl($y) 0 | 
|  | if {![info exists done($y)]} { | 
|  | incr nnh -1 | 
|  | } | 
|  | if {[info exists growanc($x)]} { | 
|  | incr ngrowanc -1 | 
|  | } | 
|  | set xl [list $y] | 
|  | for {set k 0} {$k < [llength $xl]} {incr k} { | 
|  | set z [lindex $xl $k] | 
|  | foreach c $arcout($z) { | 
|  | if {[info exists arcend($c)]} { | 
|  | set v $arcend($c) | 
|  | if {[info exists dl($v)] && $dl($v)} { | 
|  | set dl($v) 0 | 
|  | if {![info exists done($v)]} { | 
|  | incr nnh -1 | 
|  | } | 
|  | if {[info exists growanc($v)]} { | 
|  | incr ngrowanc -1 | 
|  | } | 
|  | lappend xl $v | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } elseif {$y eq $anc || !$dl($x)} { | 
|  | set dl($y) 0 | 
|  | lappend anclist $y | 
|  | } else { | 
|  | set dl($y) 1 | 
|  | lappend anclist $y | 
|  | incr nnh | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | foreach x [array names growanc] { | 
|  | if {$dl($x)} { | 
|  | return 0 | 
|  | } | 
|  | return 0 | 
|  | } | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | proc validate_arctags {a} { | 
|  | global arctags idtags | 
|  |  | 
|  | set i -1 | 
|  | set na $arctags($a) | 
|  | foreach id $arctags($a) { | 
|  | incr i | 
|  | if {![info exists idtags($id)]} { | 
|  | set na [lreplace $na $i $i] | 
|  | incr i -1 | 
|  | } | 
|  | } | 
|  | set arctags($a) $na | 
|  | } | 
|  |  | 
|  | proc validate_archeads {a} { | 
|  | global archeads idheads | 
|  |  | 
|  | set i -1 | 
|  | set na $archeads($a) | 
|  | foreach id $archeads($a) { | 
|  | incr i | 
|  | if {![info exists idheads($id)]} { | 
|  | set na [lreplace $na $i $i] | 
|  | incr i -1 | 
|  | } | 
|  | } | 
|  | set archeads($a) $na | 
|  | } | 
|  |  | 
|  | # Return the list of IDs that have tags that are descendents of id, | 
|  | # ignoring IDs that are descendents of IDs already reported. | 
|  | proc desctags {id} { | 
|  | global arcnos arcstart arcids arctags idtags allparents | 
|  | global growing cached_dtags | 
|  |  | 
|  | if {![info exists allparents($id)]} { | 
|  | return {} | 
|  | } | 
|  | set t1 [clock clicks -milliseconds] | 
|  | set argid $id | 
|  | if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} { | 
|  | # part-way along an arc; check that arc first | 
|  | set a [lindex $arcnos($id) 0] | 
|  | if {$arctags($a) ne {}} { | 
|  | validate_arctags $a | 
|  | set i [lsearch -exact $arcids($a) $id] | 
|  | set tid {} | 
|  | foreach t $arctags($a) { | 
|  | set j [lsearch -exact $arcids($a) $t] | 
|  | if {$j >= $i} break | 
|  | set tid $t | 
|  | } | 
|  | if {$tid ne {}} { | 
|  | return $tid | 
|  | } | 
|  | } | 
|  | set id $arcstart($a) | 
|  | if {[info exists idtags($id)]} { | 
|  | return $id | 
|  | } | 
|  | } | 
|  | if {[info exists cached_dtags($id)]} { | 
|  | return $cached_dtags($id) | 
|  | } | 
|  |  | 
|  | set origid $id | 
|  | set todo [list $id] | 
|  | set queued($id) 1 | 
|  | set nc 1 | 
|  | for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} { | 
|  | set id [lindex $todo $i] | 
|  | set done($id) 1 | 
|  | set ta [info exists hastaggedancestor($id)] | 
|  | if {!$ta} { | 
|  | incr nc -1 | 
|  | } | 
|  | # ignore tags on starting node | 
|  | if {!$ta && $i > 0} { | 
|  | if {[info exists idtags($id)]} { | 
|  | set tagloc($id) $id | 
|  | set ta 1 | 
|  | } elseif {[info exists cached_dtags($id)]} { | 
|  | set tagloc($id) $cached_dtags($id) | 
|  | set ta 1 | 
|  | } | 
|  | } | 
|  | foreach a $arcnos($id) { | 
|  | set d $arcstart($a) | 
|  | if {!$ta && $arctags($a) ne {}} { | 
|  | validate_arctags $a | 
|  | if {$arctags($a) ne {}} { | 
|  | lappend tagloc($id) [lindex $arctags($a) end] | 
|  | } | 
|  | } | 
|  | if {$ta || $arctags($a) ne {}} { | 
|  | set tomark [list $d] | 
|  | for {set j 0} {$j < [llength $tomark]} {incr j} { | 
|  | set dd [lindex $tomark $j] | 
|  | if {![info exists hastaggedancestor($dd)]} { | 
|  | if {[info exists done($dd)]} { | 
|  | foreach b $arcnos($dd) { | 
|  | lappend tomark $arcstart($b) | 
|  | } | 
|  | if {[info exists tagloc($dd)]} { | 
|  | unset tagloc($dd) | 
|  | } | 
|  | } elseif {[info exists queued($dd)]} { | 
|  | incr nc -1 | 
|  | } | 
|  | set hastaggedancestor($dd) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {![info exists queued($d)]} { | 
|  | lappend todo $d | 
|  | set queued($d) 1 | 
|  | if {![info exists hastaggedancestor($d)]} { | 
|  | incr nc | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | set tags {} | 
|  | foreach id [array names tagloc] { | 
|  | if {![info exists hastaggedancestor($id)]} { | 
|  | foreach t $tagloc($id) { | 
|  | if {[lsearch -exact $tags $t] < 0} { | 
|  | lappend tags $t | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | set t2 [clock clicks -milliseconds] | 
|  | set loopix $i | 
|  |  | 
|  | # remove tags that are descendents of other tags | 
|  | for {set i 0} {$i < [llength $tags]} {incr i} { | 
|  | set a [lindex $tags $i] | 
|  | for {set j 0} {$j < $i} {incr j} { | 
|  | set b [lindex $tags $j] | 
|  | set r [anc_or_desc $a $b] | 
|  | if {$r == 1} { | 
|  | set tags [lreplace $tags $j $j] | 
|  | incr j -1 | 
|  | incr i -1 | 
|  | } elseif {$r == -1} { | 
|  | set tags [lreplace $tags $i $i] | 
|  | incr i -1 | 
|  | break | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | if {[array names growing] ne {}} { | 
|  | # graph isn't finished, need to check if any tag could get | 
|  | # eclipsed by another tag coming later.  Simply ignore any | 
|  | # tags that could later get eclipsed. | 
|  | set ctags {} | 
|  | foreach t $tags { | 
|  | if {[is_certain $t $origid]} { | 
|  | lappend ctags $t | 
|  | } | 
|  | } | 
|  | if {$tags eq $ctags} { | 
|  | set cached_dtags($origid) $tags | 
|  | } else { | 
|  | set tags $ctags | 
|  | } | 
|  | } else { | 
|  | set cached_dtags($origid) $tags | 
|  | } | 
|  | set t3 [clock clicks -milliseconds] | 
|  | if {0 && $t3 - $t1 >= 100} { | 
|  | puts "iterating descendents ($loopix/[llength $todo] nodes) took\ | 
|  | [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left" | 
|  | } | 
|  | return $tags | 
|  | } | 
|  |  | 
|  | proc anctags {id} { | 
|  | global arcnos arcids arcout arcend arctags idtags allparents | 
|  | global growing cached_atags | 
|  |  | 
|  | if {![info exists allparents($id)]} { | 
|  | return {} | 
|  | } | 
|  | set t1 [clock clicks -milliseconds] | 
|  | set argid $id | 
|  | if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} { | 
|  | # part-way along an arc; check that arc first | 
|  | set a [lindex $arcnos($id) 0] | 
|  | if {$arctags($a) ne {}} { | 
|  | validate_arctags $a | 
|  | set i [lsearch -exact $arcids($a) $id] | 
|  | foreach t $arctags($a) { | 
|  | set j [lsearch -exact $arcids($a) $t] | 
|  | if {$j > $i} { | 
|  | return $t | 
|  | } | 
|  | } | 
|  | } | 
|  | if {![info exists arcend($a)]} { | 
|  | return {} | 
|  | } | 
|  | set id $arcend($a) | 
|  | if {[info exists idtags($id)]} { | 
|  | return $id | 
|  | } | 
|  | } | 
|  | if {[info exists cached_atags($id)]} { | 
|  | return $cached_atags($id) | 
|  | } | 
|  |  | 
|  | set origid $id | 
|  | set todo [list $id] | 
|  | set queued($id) 1 | 
|  | set taglist {} | 
|  | set nc 1 | 
|  | for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} { | 
|  | set id [lindex $todo $i] | 
|  | set done($id) 1 | 
|  | set td [info exists hastaggeddescendent($id)] | 
|  | if {!$td} { | 
|  | incr nc -1 | 
|  | } | 
|  | # ignore tags on starting node | 
|  | if {!$td && $i > 0} { | 
|  | if {[info exists idtags($id)]} { | 
|  | set tagloc($id) $id | 
|  | set td 1 | 
|  | } elseif {[info exists cached_atags($id)]} { | 
|  | set tagloc($id) $cached_atags($id) | 
|  | set td 1 | 
|  | } | 
|  | } | 
|  | foreach a $arcout($id) { | 
|  | if {!$td && $arctags($a) ne {}} { | 
|  | validate_arctags $a | 
|  | if {$arctags($a) ne {}} { | 
|  | lappend tagloc($id) [lindex $arctags($a) 0] | 
|  | } | 
|  | } | 
|  | if {![info exists arcend($a)]} continue | 
|  | set d $arcend($a) | 
|  | if {$td || $arctags($a) ne {}} { | 
|  | set tomark [list $d] | 
|  | for {set j 0} {$j < [llength $tomark]} {incr j} { | 
|  | set dd [lindex $tomark $j] | 
|  | if {![info exists hastaggeddescendent($dd)]} { | 
|  | if {[info exists done($dd)]} { | 
|  | foreach b $arcout($dd) { | 
|  | if {[info exists arcend($b)]} { | 
|  | lappend tomark $arcend($b) | 
|  | } | 
|  | } | 
|  | if {[info exists tagloc($dd)]} { | 
|  | unset tagloc($dd) | 
|  | } | 
|  | } elseif {[info exists queued($dd)]} { | 
|  | incr nc -1 | 
|  | } | 
|  | set hastaggeddescendent($dd) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {![info exists queued($d)]} { | 
|  | lappend todo $d | 
|  | set queued($d) 1 | 
|  | if {![info exists hastaggeddescendent($d)]} { | 
|  | incr nc | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | set t2 [clock clicks -milliseconds] | 
|  | set loopix $i | 
|  | set tags {} | 
|  | foreach id [array names tagloc] { | 
|  | if {![info exists hastaggeddescendent($id)]} { | 
|  | foreach t $tagloc($id) { | 
|  | if {[lsearch -exact $tags $t] < 0} { | 
|  | lappend tags $t | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # remove tags that are ancestors of other tags | 
|  | for {set i 0} {$i < [llength $tags]} {incr i} { | 
|  | set a [lindex $tags $i] | 
|  | for {set j 0} {$j < $i} {incr j} { | 
|  | set b [lindex $tags $j] | 
|  | set r [anc_or_desc $a $b] | 
|  | if {$r == -1} { | 
|  | set tags [lreplace $tags $j $j] | 
|  | incr j -1 | 
|  | incr i -1 | 
|  | } elseif {$r == 1} { | 
|  | set tags [lreplace $tags $i $i] | 
|  | incr i -1 | 
|  | break | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | if {[array names growing] ne {}} { | 
|  | # graph isn't finished, need to check if any tag could get | 
|  | # eclipsed by another tag coming later.  Simply ignore any | 
|  | # tags that could later get eclipsed. | 
|  | set ctags {} | 
|  | foreach t $tags { | 
|  | if {[is_certain $origid $t]} { | 
|  | lappend ctags $t | 
|  | } | 
|  | } | 
|  | if {$tags eq $ctags} { | 
|  | set cached_atags($origid) $tags | 
|  | } else { | 
|  | set tags $ctags | 
|  | } | 
|  | } else { | 
|  | set cached_atags($origid) $tags | 
|  | } | 
|  | set t3 [clock clicks -milliseconds] | 
|  | if {0 && $t3 - $t1 >= 100} { | 
|  | puts "iterating ancestors ($loopix/[llength $todo] nodes) took\ | 
|  | [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left" | 
|  | } | 
|  | return $tags | 
|  | } | 
|  |  | 
|  | # Return the list of IDs that have heads that are descendents of id, | 
|  | # including id itself if it has a head. | 
|  | proc descheads {id} { | 
|  | global arcnos arcstart arcids archeads idheads cached_dheads | 
|  | global allparents | 
|  |  | 
|  | if {![info exists allparents($id)]} { | 
|  | return {} | 
|  | } | 
|  | set aret {} | 
|  | if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} { | 
|  | # part-way along an arc; check it first | 
|  | set a [lindex $arcnos($id) 0] | 
|  | if {$archeads($a) ne {}} { | 
|  | validate_archeads $a | 
|  | set i [lsearch -exact $arcids($a) $id] | 
|  | foreach t $archeads($a) { | 
|  | set j [lsearch -exact $arcids($a) $t] | 
|  | if {$j > $i} break | 
|  | lappend aret $t | 
|  | } | 
|  | } | 
|  | set id $arcstart($a) | 
|  | } | 
|  | set origid $id | 
|  | set todo [list $id] | 
|  | set seen($id) 1 | 
|  | set ret {} | 
|  | for {set i 0} {$i < [llength $todo]} {incr i} { | 
|  | set id [lindex $todo $i] | 
|  | if {[info exists cached_dheads($id)]} { | 
|  | set ret [concat $ret $cached_dheads($id)] | 
|  | } else { | 
|  | if {[info exists idheads($id)]} { | 
|  | lappend ret $id | 
|  | } | 
|  | foreach a $arcnos($id) { | 
|  | if {$archeads($a) ne {}} { | 
|  | validate_archeads $a | 
|  | if {$archeads($a) ne {}} { | 
|  | set ret [concat $ret $archeads($a)] | 
|  | } | 
|  | } | 
|  | set d $arcstart($a) | 
|  | if {![info exists seen($d)]} { | 
|  | lappend todo $d | 
|  | set seen($d) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | set ret [lsort -unique $ret] | 
|  | set cached_dheads($origid) $ret | 
|  | return [concat $ret $aret] | 
|  | } | 
|  |  | 
|  | proc addedtag {id} { | 
|  | global arcnos arcout cached_dtags cached_atags | 
|  |  | 
|  | if {![info exists arcnos($id)]} return | 
|  | if {![info exists arcout($id)]} { | 
|  | recalcarc [lindex $arcnos($id) 0] | 
|  | } | 
|  | catch {unset cached_dtags} | 
|  | catch {unset cached_atags} | 
|  | } | 
|  |  | 
|  | proc addedhead {hid head} { | 
|  | global arcnos arcout cached_dheads | 
|  |  | 
|  | if {![info exists arcnos($hid)]} return | 
|  | if {![info exists arcout($hid)]} { | 
|  | recalcarc [lindex $arcnos($hid) 0] | 
|  | } | 
|  | catch {unset cached_dheads} | 
|  | } | 
|  |  | 
|  | proc removedhead {hid head} { | 
|  | global cached_dheads | 
|  |  | 
|  | catch {unset cached_dheads} | 
|  | } | 
|  |  | 
|  | proc movedhead {hid head} { | 
|  | global arcnos arcout cached_dheads | 
|  |  | 
|  | if {![info exists arcnos($hid)]} return | 
|  | if {![info exists arcout($hid)]} { | 
|  | recalcarc [lindex $arcnos($hid) 0] | 
|  | } | 
|  | catch {unset cached_dheads} | 
|  | } | 
|  |  | 
|  | proc changedrefs {} { | 
|  | global cached_dheads cached_dtags cached_atags cached_tagcontent | 
|  | global arctags archeads arcnos arcout idheads idtags | 
|  |  | 
|  | foreach id [concat [array names idheads] [array names idtags]] { | 
|  | if {[info exists arcnos($id)] && ![info exists arcout($id)]} { | 
|  | set a [lindex $arcnos($id) 0] | 
|  | if {![info exists donearc($a)]} { | 
|  | recalcarc $a | 
|  | set donearc($a) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | catch {unset cached_tagcontent} | 
|  | catch {unset cached_dtags} | 
|  | catch {unset cached_atags} | 
|  | catch {unset cached_dheads} | 
|  | } | 
|  |  | 
|  | proc rereadrefs {} { | 
|  | global idtags idheads idotherrefs mainheadid | 
|  |  | 
|  | set refids [concat [array names idtags] \ | 
|  | [array names idheads] [array names idotherrefs]] | 
|  | foreach id $refids { | 
|  | if {![info exists ref($id)]} { | 
|  | set ref($id) [listrefs $id] | 
|  | } | 
|  | } | 
|  | set oldmainhead $mainheadid | 
|  | readrefs | 
|  | changedrefs | 
|  | set refids [lsort -unique [concat $refids [array names idtags] \ | 
|  | [array names idheads] [array names idotherrefs]]] | 
|  | foreach id $refids { | 
|  | set v [listrefs $id] | 
|  | if {![info exists ref($id)] || $ref($id) != $v} { | 
|  | redrawtags $id | 
|  | } | 
|  | } | 
|  | if {$oldmainhead ne $mainheadid} { | 
|  | redrawtags $oldmainhead | 
|  | redrawtags $mainheadid | 
|  | } | 
|  | run refill_reflist | 
|  | } | 
|  |  | 
|  | proc listrefs {id} { | 
|  | global idtags idheads idotherrefs | 
|  |  | 
|  | set x {} | 
|  | if {[info exists idtags($id)]} { | 
|  | set x $idtags($id) | 
|  | } | 
|  | set y {} | 
|  | if {[info exists idheads($id)]} { | 
|  | set y $idheads($id) | 
|  | } | 
|  | set z {} | 
|  | if {[info exists idotherrefs($id)]} { | 
|  | set z $idotherrefs($id) | 
|  | } | 
|  | return [list $x $y $z] | 
|  | } | 
|  |  | 
|  | proc showtag {tag isnew} { | 
|  | global ctext cached_tagcontent tagids linknum tagobjid | 
|  |  | 
|  | if {$isnew} { | 
|  | addtohistory [list showtag $tag 0] savectextpos | 
|  | } | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | settabs 0 | 
|  | set linknum 0 | 
|  | if {![info exists cached_tagcontent($tag)]} { | 
|  | catch { | 
|  | set cached_tagcontent($tag) [exec git cat-file tag $tag] | 
|  | } | 
|  | } | 
|  | if {[info exists cached_tagcontent($tag)]} { | 
|  | set text $cached_tagcontent($tag) | 
|  | } else { | 
|  | set text "[mc "Tag"]: $tag\n[mc "Id"]:  $tagids($tag)" | 
|  | } | 
|  | appendwithlinks $text {} | 
|  | maybe_scroll_ctext 1 | 
|  | $ctext conf -state disabled | 
|  | init_flist {} | 
|  | } | 
|  |  | 
|  | proc doquit {} { | 
|  | global stopped | 
|  | global gitktmpdir | 
|  |  | 
|  | set stopped 100 | 
|  | savestuff . | 
|  | destroy . | 
|  |  | 
|  | if {[info exists gitktmpdir]} { | 
|  | catch {file delete -force $gitktmpdir} | 
|  | } | 
|  | } | 
|  |  | 
|  | proc mkfontdisp {font top which} { | 
|  | global fontattr fontpref $font NS use_ttk | 
|  |  | 
|  | set fontpref($font) [set $font] | 
|  | ${NS}::button $top.${font}but -text $which \ | 
|  | -command [list choosefont $font $which] | 
|  | ${NS}::label $top.$font -relief flat -font $font \ | 
|  | -text $fontattr($font,family) -justify left | 
|  | grid x $top.${font}but $top.$font -sticky w | 
|  | } | 
|  |  | 
|  | proc choosefont {font which} { | 
|  | global fontparam fontlist fonttop fontattr | 
|  | global prefstop NS | 
|  |  | 
|  | set fontparam(which) $which | 
|  | set fontparam(font) $font | 
|  | set fontparam(family) [font actual $font -family] | 
|  | set fontparam(size) $fontattr($font,size) | 
|  | set fontparam(weight) $fontattr($font,weight) | 
|  | set fontparam(slant) $fontattr($font,slant) | 
|  | set top .gitkfont | 
|  | set fonttop $top | 
|  | if {![winfo exists $top]} { | 
|  | font create sample | 
|  | eval font config sample [font actual $font] | 
|  | ttk_toplevel $top | 
|  | make_transient $top $prefstop | 
|  | wm title $top [mc "Gitk font chooser"] | 
|  | ${NS}::label $top.l -textvariable fontparam(which) | 
|  | pack $top.l -side top | 
|  | set fontlist [lsort [font families]] | 
|  | ${NS}::frame $top.f | 
|  | listbox $top.f.fam -listvariable fontlist \ | 
|  | -yscrollcommand [list $top.f.sb set] | 
|  | bind $top.f.fam <<ListboxSelect>> selfontfam | 
|  | ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview] | 
|  | pack $top.f.sb -side right -fill y | 
|  | pack $top.f.fam -side left -fill both -expand 1 | 
|  | pack $top.f -side top -fill both -expand 1 | 
|  | ${NS}::frame $top.g | 
|  | spinbox $top.g.size -from 4 -to 40 -width 4 \ | 
|  | -textvariable fontparam(size) \ | 
|  | -validatecommand {string is integer -strict %s} | 
|  | checkbutton $top.g.bold -padx 5 \ | 
|  | -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \ | 
|  | -variable fontparam(weight) -onvalue bold -offvalue normal | 
|  | checkbutton $top.g.ital -padx 5 \ | 
|  | -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0  \ | 
|  | -variable fontparam(slant) -onvalue italic -offvalue roman | 
|  | pack $top.g.size $top.g.bold $top.g.ital -side left | 
|  | pack $top.g -side top | 
|  | canvas $top.c -width 150 -height 50 -border 2 -relief sunk \ | 
|  | -background white | 
|  | $top.c create text 100 25 -anchor center -text $which -font sample \ | 
|  | -fill black -tags text | 
|  | bind $top.c <Configure> [list centertext $top.c] | 
|  | pack $top.c -side top -fill x | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal | 
|  | bind $top <Key-Return> fontok | 
|  | bind $top <Key-Escape> fontcan | 
|  | grid $top.buts.ok $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | pack $top.buts -side bottom -fill x | 
|  | trace add variable fontparam write chg_fontparam | 
|  | } else { | 
|  | raise $top | 
|  | $top.c itemconf text -text $which | 
|  | } | 
|  | set i [lsearch -exact $fontlist $fontparam(family)] | 
|  | if {$i >= 0} { | 
|  | $top.f.fam selection set $i | 
|  | $top.f.fam see $i | 
|  | } | 
|  | } | 
|  |  | 
|  | proc centertext {w} { | 
|  | $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}] | 
|  | } | 
|  |  | 
|  | proc fontok {} { | 
|  | global fontparam fontpref prefstop | 
|  |  | 
|  | set f $fontparam(font) | 
|  | set fontpref($f) [list $fontparam(family) $fontparam(size)] | 
|  | if {$fontparam(weight) eq "bold"} { | 
|  | lappend fontpref($f) "bold" | 
|  | } | 
|  | if {$fontparam(slant) eq "italic"} { | 
|  | lappend fontpref($f) "italic" | 
|  | } | 
|  | set w $prefstop.notebook.fonts.$f | 
|  | $w conf -text $fontparam(family) -font $fontpref($f) | 
|  |  | 
|  | fontcan | 
|  | } | 
|  |  | 
|  | proc fontcan {} { | 
|  | global fonttop fontparam | 
|  |  | 
|  | if {[info exists fonttop]} { | 
|  | catch {destroy $fonttop} | 
|  | catch {font delete sample} | 
|  | unset fonttop | 
|  | unset fontparam | 
|  | } | 
|  | } | 
|  |  | 
|  | if {[package vsatisfies [package provide Tk] 8.6]} { | 
|  | # In Tk 8.6 we have a native font chooser dialog. Overwrite the above | 
|  | # function to make use of it. | 
|  | proc choosefont {font which} { | 
|  | tk fontchooser configure -title $which -font $font \ | 
|  | -command [list on_choosefont $font $which] | 
|  | tk fontchooser show | 
|  | } | 
|  | proc on_choosefont {font which newfont} { | 
|  | global fontparam | 
|  | puts stderr "$font $newfont" | 
|  | array set f [font actual $newfont] | 
|  | set fontparam(which) $which | 
|  | set fontparam(font) $font | 
|  | set fontparam(family) $f(-family) | 
|  | set fontparam(size) $f(-size) | 
|  | set fontparam(weight) $f(-weight) | 
|  | set fontparam(slant) $f(-slant) | 
|  | fontok | 
|  | } | 
|  | } | 
|  |  | 
|  | proc selfontfam {} { | 
|  | global fonttop fontparam | 
|  |  | 
|  | set i [$fonttop.f.fam curselection] | 
|  | if {$i ne {}} { | 
|  | set fontparam(family) [$fonttop.f.fam get $i] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc chg_fontparam {v sub op} { | 
|  | global fontparam | 
|  |  | 
|  | font config sample -$sub $fontparam($sub) | 
|  | } | 
|  |  | 
|  | # Create a property sheet tab page | 
|  | proc create_prefs_page {w} { | 
|  | global NS | 
|  | set parent [join [lrange [split $w .] 0 end-1] .] | 
|  | if {[winfo class $parent] eq "TNotebook"} { | 
|  | ${NS}::frame $w | 
|  | } else { | 
|  | ${NS}::labelframe $w | 
|  | } | 
|  | } | 
|  |  | 
|  | proc prefspage_general {notebook} { | 
|  | global NS maxwidth maxgraphpct showneartags showlocalchanges | 
|  | global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs | 
|  | global hideremotes want_ttk have_ttk | 
|  |  | 
|  | set page [create_prefs_page $notebook.general] | 
|  |  | 
|  | ${NS}::label $page.ldisp -text [mc "Commit list display options"] | 
|  | grid $page.ldisp - -sticky w -pady 10 | 
|  | ${NS}::label $page.spacer -text " " | 
|  | ${NS}::label $page.maxwidthl -text [mc "Maximum graph width (lines)"] | 
|  | spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth | 
|  | grid $page.spacer $page.maxwidthl $page.maxwidth -sticky w | 
|  | ${NS}::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"] | 
|  | spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct | 
|  | grid x $page.maxpctl $page.maxpct -sticky w | 
|  | ${NS}::checkbutton $page.showlocal -text [mc "Show local changes"] \ | 
|  | -variable showlocalchanges | 
|  | grid x $page.showlocal -sticky w | 
|  | ${NS}::checkbutton $page.autoselect -text [mc "Auto-select SHA1 (length)"] \ | 
|  | -variable autoselect | 
|  | spinbox $page.autosellen -from 1 -to 40 -width 4 -textvariable autosellen | 
|  | grid x $page.autoselect $page.autosellen -sticky w | 
|  | ${NS}::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \ | 
|  | -variable hideremotes | 
|  | grid x $page.hideremotes -sticky w | 
|  |  | 
|  | ${NS}::label $page.ddisp -text [mc "Diff display options"] | 
|  | grid $page.ddisp - -sticky w -pady 10 | 
|  | ${NS}::label $page.tabstopl -text [mc "Tab spacing"] | 
|  | spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop | 
|  | grid x $page.tabstopl $page.tabstop -sticky w | 
|  | ${NS}::checkbutton $page.ntag -text [mc "Display nearby tags"] \ | 
|  | -variable showneartags | 
|  | grid x $page.ntag -sticky w | 
|  | ${NS}::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \ | 
|  | -variable limitdiffs | 
|  | grid x $page.ldiff -sticky w | 
|  | ${NS}::checkbutton $page.lattr -text [mc "Support per-file encodings"] \ | 
|  | -variable perfile_attrs | 
|  | grid x $page.lattr -sticky w | 
|  |  | 
|  | ${NS}::entry $page.extdifft -textvariable extdifftool | 
|  | ${NS}::frame $page.extdifff | 
|  | ${NS}::label $page.extdifff.l -text [mc "External diff tool" ] | 
|  | ${NS}::button $page.extdifff.b -text [mc "Choose..."] -command choose_extdiff | 
|  | pack $page.extdifff.l $page.extdifff.b -side left | 
|  | pack configure $page.extdifff.l -padx 10 | 
|  | grid x $page.extdifff $page.extdifft -sticky ew | 
|  |  | 
|  | ${NS}::label $page.lgen -text [mc "General options"] | 
|  | grid $page.lgen - -sticky w -pady 10 | 
|  | ${NS}::checkbutton $page.want_ttk -variable want_ttk \ | 
|  | -text [mc "Use themed widgets"] | 
|  | if {$have_ttk} { | 
|  | ${NS}::label $page.ttk_note -text [mc "(change requires restart)"] | 
|  | } else { | 
|  | ${NS}::label $page.ttk_note -text [mc "(currently unavailable)"] | 
|  | } | 
|  | grid x $page.want_ttk $page.ttk_note -sticky w | 
|  | return $page | 
|  | } | 
|  |  | 
|  | proc prefspage_colors {notebook} { | 
|  | global NS uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor | 
|  |  | 
|  | set page [create_prefs_page $notebook.colors] | 
|  |  | 
|  | ${NS}::label $page.cdisp -text [mc "Colors: press to choose"] | 
|  | grid $page.cdisp - -sticky w -pady 10 | 
|  | label $page.ui -padx 40 -relief sunk -background $uicolor | 
|  | ${NS}::button $page.uibut -text [mc "Interface"] \ | 
|  | -command [list choosecolor uicolor {} $page.ui [mc "interface"] setui] | 
|  | grid x $page.uibut $page.ui -sticky w | 
|  | label $page.bg -padx 40 -relief sunk -background $bgcolor | 
|  | ${NS}::button $page.bgbut -text [mc "Background"] \ | 
|  | -command [list choosecolor bgcolor {} $page.bg [mc "background"] setbg] | 
|  | grid x $page.bgbut $page.bg -sticky w | 
|  | label $page.fg -padx 40 -relief sunk -background $fgcolor | 
|  | ${NS}::button $page.fgbut -text [mc "Foreground"] \ | 
|  | -command [list choosecolor fgcolor {} $page.fg [mc "foreground"] setfg] | 
|  | grid x $page.fgbut $page.fg -sticky w | 
|  | label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0] | 
|  | ${NS}::button $page.diffoldbut -text [mc "Diff: old lines"] \ | 
|  | -command [list choosecolor diffcolors 0 $page.diffold [mc "diff old lines"] \ | 
|  | [list $ctext tag conf d0 -foreground]] | 
|  | grid x $page.diffoldbut $page.diffold -sticky w | 
|  | label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1] | 
|  | ${NS}::button $page.diffnewbut -text [mc "Diff: new lines"] \ | 
|  | -command [list choosecolor diffcolors 1 $page.diffnew [mc "diff new lines"] \ | 
|  | [list $ctext tag conf dresult -foreground]] | 
|  | grid x $page.diffnewbut $page.diffnew -sticky w | 
|  | label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2] | 
|  | ${NS}::button $page.hunksepbut -text [mc "Diff: hunk header"] \ | 
|  | -command [list choosecolor diffcolors 2 $page.hunksep \ | 
|  | [mc "diff hunk header"] \ | 
|  | [list $ctext tag conf hunksep -foreground]] | 
|  | grid x $page.hunksepbut $page.hunksep -sticky w | 
|  | label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor | 
|  | ${NS}::button $page.markbgbut -text [mc "Marked line bg"] \ | 
|  | -command [list choosecolor markbgcolor {} $page.markbgsep \ | 
|  | [mc "marked line background"] \ | 
|  | [list $ctext tag conf omark -background]] | 
|  | grid x $page.markbgbut $page.markbgsep -sticky w | 
|  | label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor | 
|  | ${NS}::button $page.selbgbut -text [mc "Select bg"] \ | 
|  | -command [list choosecolor selectbgcolor {} $page.selbgsep [mc "background"] setselbg] | 
|  | grid x $page.selbgbut $page.selbgsep -sticky w | 
|  | return $page | 
|  | } | 
|  |  | 
|  | proc prefspage_fonts {notebook} { | 
|  | global NS | 
|  | set page [create_prefs_page $notebook.fonts] | 
|  | ${NS}::label $page.cfont -text [mc "Fonts: press to choose"] | 
|  | grid $page.cfont - -sticky w -pady 10 | 
|  | mkfontdisp mainfont $page [mc "Main font"] | 
|  | mkfontdisp textfont $page [mc "Diff display font"] | 
|  | mkfontdisp uifont $page [mc "User interface font"] | 
|  | return $page | 
|  | } | 
|  |  | 
|  | proc doprefs {} { | 
|  | global maxwidth maxgraphpct use_ttk NS | 
|  | global oldprefs prefstop showneartags showlocalchanges | 
|  | global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor | 
|  | global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs | 
|  | global hideremotes want_ttk have_ttk | 
|  |  | 
|  | set top .gitkprefs | 
|  | set prefstop $top | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | return | 
|  | } | 
|  | foreach v {maxwidth maxgraphpct showneartags showlocalchanges \ | 
|  | limitdiffs tabstop perfile_attrs hideremotes want_ttk} { | 
|  | set oldprefs($v) [set $v] | 
|  | } | 
|  | ttk_toplevel $top | 
|  | wm title $top [mc "Gitk preferences"] | 
|  | make_transient $top . | 
|  |  | 
|  | if {[set use_notebook [expr {$use_ttk && [info command ::ttk::notebook] ne ""}]]} { | 
|  | set notebook [ttk::notebook $top.notebook] | 
|  | } else { | 
|  | set notebook [${NS}::frame $top.notebook -borderwidth 0 -relief flat] | 
|  | } | 
|  |  | 
|  | lappend pages [prefspage_general $notebook] [mc "General"] | 
|  | lappend pages [prefspage_colors $notebook] [mc "Colors"] | 
|  | lappend pages [prefspage_fonts $notebook] [mc "Fonts"] | 
|  | set col 0 | 
|  | foreach {page title} $pages { | 
|  | if {$use_notebook} { | 
|  | $notebook add $page -text $title | 
|  | } else { | 
|  | set btn [${NS}::button $notebook.b_[string map {. X} $page] \ | 
|  | -text $title -command [list raise $page]] | 
|  | $page configure -text $title | 
|  | grid $btn -row 0 -column [incr col] -sticky w | 
|  | grid $page -row 1 -column 0 -sticky news -columnspan 100 | 
|  | } | 
|  | } | 
|  |  | 
|  | if {!$use_notebook} { | 
|  | grid columnconfigure $notebook 0 -weight 1 | 
|  | grid rowconfigure $notebook 1 -weight 1 | 
|  | raise [lindex $pages 0] | 
|  | } | 
|  |  | 
|  | grid $notebook -sticky news -padx 2 -pady 2 | 
|  | grid rowconfigure $top 0 -weight 1 | 
|  | grid columnconfigure $top 0 -weight 1 | 
|  |  | 
|  | ${NS}::frame $top.buts | 
|  | ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active | 
|  | ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal | 
|  | bind $top <Key-Return> prefsok | 
|  | bind $top <Key-Escape> prefscan | 
|  | grid $top.buts.ok $top.buts.can | 
|  | grid columnconfigure $top.buts 0 -weight 1 -uniform a | 
|  | grid columnconfigure $top.buts 1 -weight 1 -uniform a | 
|  | grid $top.buts - - -pady 10 -sticky ew | 
|  | grid columnconfigure $top 2 -weight 1 | 
|  | bind $top <Visibility> [list focus $top.buts.ok] | 
|  | } | 
|  |  | 
|  | proc choose_extdiff {} { | 
|  | global extdifftool | 
|  |  | 
|  | set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false] | 
|  | if {$prog ne {}} { | 
|  | set extdifftool $prog | 
|  | } | 
|  | } | 
|  |  | 
|  | proc choosecolor {v vi w x cmd} { | 
|  | global $v | 
|  |  | 
|  | set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \ | 
|  | -title [mc "Gitk: choose color for %s" $x]] | 
|  | if {$c eq {}} return | 
|  | $w conf -background $c | 
|  | lset $v $vi $c | 
|  | eval $cmd $c | 
|  | } | 
|  |  | 
|  | proc setselbg {c} { | 
|  | global bglist cflist | 
|  | foreach w $bglist { | 
|  | $w configure -selectbackground $c | 
|  | } | 
|  | $cflist tag configure highlight \ | 
|  | -background [$cflist cget -selectbackground] | 
|  | allcanvs itemconf secsel -fill $c | 
|  | } | 
|  |  | 
|  | # This sets the background color and the color scheme for the whole UI. | 
|  | # For some reason, tk_setPalette chooses a nasty dark red for selectColor | 
|  | # if we don't specify one ourselves, which makes the checkbuttons and | 
|  | # radiobuttons look bad.  This chooses white for selectColor if the | 
|  | # background color is light, or black if it is dark. | 
|  | proc setui {c} { | 
|  | if {[tk windowingsystem] eq "win32"} { return } | 
|  | set bg [winfo rgb . $c] | 
|  | set selc black | 
|  | if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} { | 
|  | set selc white | 
|  | } | 
|  | tk_setPalette background $c selectColor $selc | 
|  | } | 
|  |  | 
|  | proc setbg {c} { | 
|  | global bglist | 
|  |  | 
|  | foreach w $bglist { | 
|  | $w conf -background $c | 
|  | } | 
|  | } | 
|  |  | 
|  | proc setfg {c} { | 
|  | global fglist canv | 
|  |  | 
|  | foreach w $fglist { | 
|  | $w conf -foreground $c | 
|  | } | 
|  | allcanvs itemconf text -fill $c | 
|  | $canv itemconf circle -outline $c | 
|  | $canv itemconf markid -outline $c | 
|  | } | 
|  |  | 
|  | proc prefscan {} { | 
|  | global oldprefs prefstop | 
|  |  | 
|  | foreach v {maxwidth maxgraphpct showneartags showlocalchanges \ | 
|  | limitdiffs tabstop perfile_attrs hideremotes want_ttk} { | 
|  | global $v | 
|  | set $v $oldprefs($v) | 
|  | } | 
|  | catch {destroy $prefstop} | 
|  | unset prefstop | 
|  | fontcan | 
|  | } | 
|  |  | 
|  | proc prefsok {} { | 
|  | global maxwidth maxgraphpct | 
|  | global oldprefs prefstop showneartags showlocalchanges | 
|  | global fontpref mainfont textfont uifont | 
|  | global limitdiffs treediffs perfile_attrs | 
|  | global hideremotes | 
|  |  | 
|  | catch {destroy $prefstop} | 
|  | unset prefstop | 
|  | fontcan | 
|  | set fontchanged 0 | 
|  | if {$mainfont ne $fontpref(mainfont)} { | 
|  | set mainfont $fontpref(mainfont) | 
|  | parsefont mainfont $mainfont | 
|  | eval font configure mainfont [fontflags mainfont] | 
|  | eval font configure mainfontbold [fontflags mainfont 1] | 
|  | setcoords | 
|  | set fontchanged 1 | 
|  | } | 
|  | if {$textfont ne $fontpref(textfont)} { | 
|  | set textfont $fontpref(textfont) | 
|  | parsefont textfont $textfont | 
|  | eval font configure textfont [fontflags textfont] | 
|  | eval font configure textfontbold [fontflags textfont 1] | 
|  | } | 
|  | if {$uifont ne $fontpref(uifont)} { | 
|  | set uifont $fontpref(uifont) | 
|  | parsefont uifont $uifont | 
|  | eval font configure uifont [fontflags uifont] | 
|  | } | 
|  | settabs | 
|  | if {$showlocalchanges != $oldprefs(showlocalchanges)} { | 
|  | if {$showlocalchanges} { | 
|  | doshowlocalchanges | 
|  | } else { | 
|  | dohidelocalchanges | 
|  | } | 
|  | } | 
|  | if {$limitdiffs != $oldprefs(limitdiffs) || | 
|  | ($perfile_attrs && !$oldprefs(perfile_attrs))} { | 
|  | # treediffs elements are limited by path; | 
|  | # won't have encodings cached if perfile_attrs was just turned on | 
|  | catch {unset treediffs} | 
|  | } | 
|  | if {$fontchanged || $maxwidth != $oldprefs(maxwidth) | 
|  | || $maxgraphpct != $oldprefs(maxgraphpct)} { | 
|  | redisplay | 
|  | } elseif {$showneartags != $oldprefs(showneartags) || | 
|  | $limitdiffs != $oldprefs(limitdiffs)} { | 
|  | reselectline | 
|  | } | 
|  | if {$hideremotes != $oldprefs(hideremotes)} { | 
|  | rereadrefs | 
|  | } | 
|  | } | 
|  |  | 
|  | proc formatdate {d} { | 
|  | global datetimeformat | 
|  | if {$d ne {}} { | 
|  | set d [clock format [lindex $d 0] -format $datetimeformat] | 
|  | } | 
|  | return $d | 
|  | } | 
|  |  | 
|  | # This list of encoding names and aliases is distilled from | 
|  | # http://www.iana.org/assignments/character-sets. | 
|  | # Not all of them are supported by Tcl. | 
|  | set encoding_aliases { | 
|  | { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII | 
|  | ISO646-US US-ASCII us IBM367 cp367 csASCII } | 
|  | { ISO-10646-UTF-1 csISO10646UTF1 } | 
|  | { ISO_646.basic:1983 ref csISO646basic1983 } | 
|  | { INVARIANT csINVARIANT } | 
|  | { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion } | 
|  | { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom } | 
|  | { NATS-SEFI iso-ir-8-1 csNATSSEFI } | 
|  | { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD } | 
|  | { NATS-DANO iso-ir-9-1 csNATSDANO } | 
|  | { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD } | 
|  | { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish } | 
|  | { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames } | 
|  | { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 } | 
|  | { ISO-2022-KR csISO2022KR } | 
|  | { EUC-KR csEUCKR } | 
|  | { ISO-2022-JP csISO2022JP } | 
|  | { ISO-2022-JP-2 csISO2022JP2 } | 
|  | { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7 | 
|  | csISO13JISC6220jp } | 
|  | { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro } | 
|  | { IT iso-ir-15 ISO646-IT csISO15Italian } | 
|  | { PT iso-ir-16 ISO646-PT csISO16Portuguese } | 
|  | { ES iso-ir-17 ISO646-ES csISO17Spanish } | 
|  | { greek7-old iso-ir-18 csISO18Greek7Old } | 
|  | { latin-greek iso-ir-19 csISO19LatinGreek } | 
|  | { DIN_66003 iso-ir-21 de ISO646-DE csISO21German } | 
|  | { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French } | 
|  | { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 } | 
|  | { ISO_5427 iso-ir-37 csISO5427Cyrillic } | 
|  | { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 } | 
|  | { BS_viewdata iso-ir-47 csISO47BSViewdata } | 
|  | { INIS iso-ir-49 csISO49INIS } | 
|  | { INIS-8 iso-ir-50 csISO50INIS8 } | 
|  | { INIS-cyrillic iso-ir-51 csISO51INISCyrillic } | 
|  | { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 } | 
|  | { ISO_5428:1980 iso-ir-55 csISO5428Greek } | 
|  | { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 } | 
|  | { GB_2312-80 iso-ir-58 chinese csISO58GB231280 } | 
|  | { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian | 
|  | csISO60Norwegian1 } | 
|  | { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 } | 
|  | { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French } | 
|  | { videotex-suppl iso-ir-70 csISO70VideotexSupp1 } | 
|  | { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 } | 
|  | { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 } | 
|  | { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian } | 
|  | { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 } | 
|  | { greek7 iso-ir-88 csISO88Greek7 } | 
|  | { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 } | 
|  | { iso-ir-90 csISO90 } | 
|  | { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a } | 
|  | { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b | 
|  | csISO92JISC62991984b } | 
|  | { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd } | 
|  | { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand } | 
|  | { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add | 
|  | csISO95JIS62291984handadd } | 
|  | { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana } | 
|  | { ISO_2033-1983 iso-ir-98 e13b csISO2033 } | 
|  | { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS } | 
|  | { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819 | 
|  | CP819 csISOLatin1 } | 
|  | { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 } | 
|  | { T.61-7bit iso-ir-102 csISO102T617bit } | 
|  | { T.61-8bit T.61 iso-ir-103 csISO103T618bit } | 
|  | { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 } | 
|  | { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 } | 
|  | { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic } | 
|  | { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 } | 
|  | { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 } | 
|  | { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr } | 
|  | { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708 | 
|  | arabic csISOLatinArabic } | 
|  | { ISO_8859-6-E csISO88596E ISO-8859-6-E } | 
|  | { ISO_8859-6-I csISO88596I ISO-8859-6-I } | 
|  | { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118 | 
|  | greek greek8 csISOLatinGreek } | 
|  | { T.101-G2 iso-ir-128 csISO128T101G2 } | 
|  | { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew | 
|  | csISOLatinHebrew } | 
|  | { ISO_8859-8-E csISO88598E ISO-8859-8-E } | 
|  | { ISO_8859-8-I csISO88598I ISO-8859-8-I } | 
|  | { CSN_369103 iso-ir-139 csISO139CSN369103 } | 
|  | { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 } | 
|  | { ISO_6937-2-add iso-ir-142 csISOTextComm } | 
|  | { IEC_P27-1 iso-ir-143 csISO143IECP271 } | 
|  | { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic | 
|  | csISOLatinCyrillic } | 
|  | { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian } | 
|  | { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian } | 
|  | { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 } | 
|  | { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT } | 
|  | { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba } | 
|  | { ISO_6937-2-25 iso-ir-152 csISO6937Add } | 
|  | { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 } | 
|  | { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp } | 
|  | { ISO_10367-box iso-ir-155 csISO10367Box } | 
|  | { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 } | 
|  | { latin-lap lap iso-ir-158 csISO158Lap } | 
|  | { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 } | 
|  | { DS_2089 DS2089 ISO646-DK dk csISO646Danish } | 
|  | { us-dk csUSDK } | 
|  | { dk-us csDKUS } | 
|  | { JIS_X0201 X0201 csHalfWidthKatakana } | 
|  | { KSC5636 ISO646-KR csKSC5636 } | 
|  | { ISO-10646-UCS-2 csUnicode } | 
|  | { ISO-10646-UCS-4 csUCS4 } | 
|  | { DEC-MCS dec csDECMCS } | 
|  | { hp-roman8 roman8 r8 csHPRoman8 } | 
|  | { macintosh mac csMacintosh } | 
|  | { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl | 
|  | csIBM037 } | 
|  | { IBM038 EBCDIC-INT cp038 csIBM038 } | 
|  | { IBM273 CP273 csIBM273 } | 
|  | { IBM274 EBCDIC-BE CP274 csIBM274 } | 
|  | { IBM275 EBCDIC-BR cp275 csIBM275 } | 
|  | { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 } | 
|  | { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 } | 
|  | { IBM280 CP280 ebcdic-cp-it csIBM280 } | 
|  | { IBM281 EBCDIC-JP-E cp281 csIBM281 } | 
|  | { IBM284 CP284 ebcdic-cp-es csIBM284 } | 
|  | { IBM285 CP285 ebcdic-cp-gb csIBM285 } | 
|  | { IBM290 cp290 EBCDIC-JP-kana csIBM290 } | 
|  | { IBM297 cp297 ebcdic-cp-fr csIBM297 } | 
|  | { IBM420 cp420 ebcdic-cp-ar1 csIBM420 } | 
|  | { IBM423 cp423 ebcdic-cp-gr csIBM423 } | 
|  | { IBM424 cp424 ebcdic-cp-he csIBM424 } | 
|  | { IBM437 cp437 437 csPC8CodePage437 } | 
|  | { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 } | 
|  | { IBM775 cp775 csPC775Baltic } | 
|  | { IBM850 cp850 850 csPC850Multilingual } | 
|  | { IBM851 cp851 851 csIBM851 } | 
|  | { IBM852 cp852 852 csPCp852 } | 
|  | { IBM855 cp855 855 csIBM855 } | 
|  | { IBM857 cp857 857 csIBM857 } | 
|  | { IBM860 cp860 860 csIBM860 } | 
|  | { IBM861 cp861 861 cp-is csIBM861 } | 
|  | { IBM862 cp862 862 csPC862LatinHebrew } | 
|  | { IBM863 cp863 863 csIBM863 } | 
|  | { IBM864 cp864 csIBM864 } | 
|  | { IBM865 cp865 865 csIBM865 } | 
|  | { IBM866 cp866 866 csIBM866 } | 
|  | { IBM868 CP868 cp-ar csIBM868 } | 
|  | { IBM869 cp869 869 cp-gr csIBM869 } | 
|  | { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 } | 
|  | { IBM871 CP871 ebcdic-cp-is csIBM871 } | 
|  | { IBM880 cp880 EBCDIC-Cyrillic csIBM880 } | 
|  | { IBM891 cp891 csIBM891 } | 
|  | { IBM903 cp903 csIBM903 } | 
|  | { IBM904 cp904 904 csIBBM904 } | 
|  | { IBM905 CP905 ebcdic-cp-tr csIBM905 } | 
|  | { IBM918 CP918 ebcdic-cp-ar2 csIBM918 } | 
|  | { IBM1026 CP1026 csIBM1026 } | 
|  | { EBCDIC-AT-DE csIBMEBCDICATDE } | 
|  | { EBCDIC-AT-DE-A csEBCDICATDEA } | 
|  | { EBCDIC-CA-FR csEBCDICCAFR } | 
|  | { EBCDIC-DK-NO csEBCDICDKNO } | 
|  | { EBCDIC-DK-NO-A csEBCDICDKNOA } | 
|  | { EBCDIC-FI-SE csEBCDICFISE } | 
|  | { EBCDIC-FI-SE-A csEBCDICFISEA } | 
|  | { EBCDIC-FR csEBCDICFR } | 
|  | { EBCDIC-IT csEBCDICIT } | 
|  | { EBCDIC-PT csEBCDICPT } | 
|  | { EBCDIC-ES csEBCDICES } | 
|  | { EBCDIC-ES-A csEBCDICESA } | 
|  | { EBCDIC-ES-S csEBCDICESS } | 
|  | { EBCDIC-UK csEBCDICUK } | 
|  | { EBCDIC-US csEBCDICUS } | 
|  | { UNKNOWN-8BIT csUnknown8BiT } | 
|  | { MNEMONIC csMnemonic } | 
|  | { MNEM csMnem } | 
|  | { VISCII csVISCII } | 
|  | { VIQR csVIQR } | 
|  | { KOI8-R csKOI8R } | 
|  | { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro } | 
|  | { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro } | 
|  | { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro } | 
|  | { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro } | 
|  | { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro } | 
|  | { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro } | 
|  | { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro } | 
|  | { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro } | 
|  | { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro } | 
|  | { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro } | 
|  | { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro } | 
|  | { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro } | 
|  | { IBM1047 IBM-1047 } | 
|  | { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian } | 
|  | { Amiga-1251 Ami1251 Amiga1251 Ami-1251 } | 
|  | { UNICODE-1-1 csUnicode11 } | 
|  | { CESU-8 csCESU-8 } | 
|  | { BOCU-1 csBOCU-1 } | 
|  | { UNICODE-1-1-UTF-7 csUnicode11UTF7 } | 
|  | { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic | 
|  | l8 } | 
|  | { ISO-8859-15 ISO_8859-15 Latin-9 } | 
|  | { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 } | 
|  | { GBK CP936 MS936 windows-936 } | 
|  | { JIS_Encoding csJISEncoding } | 
|  | { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS } | 
|  | { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese | 
|  | EUC-JP } | 
|  | { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese } | 
|  | { ISO-10646-UCS-Basic csUnicodeASCII } | 
|  | { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 } | 
|  | { ISO-Unicode-IBM-1261 csUnicodeIBM1261 } | 
|  | { ISO-Unicode-IBM-1268 csUnicodeIBM1268 } | 
|  | { ISO-Unicode-IBM-1276 csUnicodeIBM1276 } | 
|  | { ISO-Unicode-IBM-1264 csUnicodeIBM1264 } | 
|  | { ISO-Unicode-IBM-1265 csUnicodeIBM1265 } | 
|  | { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 } | 
|  | { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 } | 
|  | { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 } | 
|  | { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 } | 
|  | { Adobe-Standard-Encoding csAdobeStandardEncoding } | 
|  | { Ventura-US csVenturaUS } | 
|  | { Ventura-International csVenturaInternational } | 
|  | { PC8-Danish-Norwegian csPC8DanishNorwegian } | 
|  | { PC8-Turkish csPC8Turkish } | 
|  | { IBM-Symbols csIBMSymbols } | 
|  | { IBM-Thai csIBMThai } | 
|  | { HP-Legal csHPLegal } | 
|  | { HP-Pi-font csHPPiFont } | 
|  | { HP-Math8 csHPMath8 } | 
|  | { Adobe-Symbol-Encoding csHPPSMath } | 
|  | { HP-DeskTop csHPDesktop } | 
|  | { Ventura-Math csVenturaMath } | 
|  | { Microsoft-Publishing csMicrosoftPublishing } | 
|  | { Windows-31J csWindows31J } | 
|  | { GB2312 csGB2312 } | 
|  | { Big5 csBig5 } | 
|  | } | 
|  |  | 
|  | proc tcl_encoding {enc} { | 
|  | global encoding_aliases tcl_encoding_cache | 
|  | if {[info exists tcl_encoding_cache($enc)]} { | 
|  | return $tcl_encoding_cache($enc) | 
|  | } | 
|  | set names [encoding names] | 
|  | set lcnames [string tolower $names] | 
|  | set enc [string tolower $enc] | 
|  | set i [lsearch -exact $lcnames $enc] | 
|  | if {$i < 0} { | 
|  | # look for "isonnn" instead of "iso-nnn" or "iso_nnn" | 
|  | if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} { | 
|  | set i [lsearch -exact $lcnames $encx] | 
|  | } | 
|  | } | 
|  | if {$i < 0} { | 
|  | foreach l $encoding_aliases { | 
|  | set ll [string tolower $l] | 
|  | if {[lsearch -exact $ll $enc] < 0} continue | 
|  | # look through the aliases for one that tcl knows about | 
|  | foreach e $ll { | 
|  | set i [lsearch -exact $lcnames $e] | 
|  | if {$i < 0} { | 
|  | if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} { | 
|  | set i [lsearch -exact $lcnames $ex] | 
|  | } | 
|  | } | 
|  | if {$i >= 0} break | 
|  | } | 
|  | break | 
|  | } | 
|  | } | 
|  | set tclenc {} | 
|  | if {$i >= 0} { | 
|  | set tclenc [lindex $names $i] | 
|  | } | 
|  | set tcl_encoding_cache($enc) $tclenc | 
|  | return $tclenc | 
|  | } | 
|  |  | 
|  | proc gitattr {path attr default} { | 
|  | global path_attr_cache | 
|  | if {[info exists path_attr_cache($attr,$path)]} { | 
|  | set r $path_attr_cache($attr,$path) | 
|  | } else { | 
|  | set r "unspecified" | 
|  | if {![catch {set line [exec git check-attr $attr -- $path]}]} { | 
|  | regexp "(.*): $attr: (.*)" $line m f r | 
|  | } | 
|  | set path_attr_cache($attr,$path) $r | 
|  | } | 
|  | if {$r eq "unspecified"} { | 
|  | return $default | 
|  | } | 
|  | return $r | 
|  | } | 
|  |  | 
|  | proc cache_gitattr {attr pathlist} { | 
|  | global path_attr_cache | 
|  | set newlist {} | 
|  | foreach path $pathlist { | 
|  | if {![info exists path_attr_cache($attr,$path)]} { | 
|  | lappend newlist $path | 
|  | } | 
|  | } | 
|  | set lim 1000 | 
|  | if {[tk windowingsystem] == "win32"} { | 
|  | # windows has a 32k limit on the arguments to a command... | 
|  | set lim 30 | 
|  | } | 
|  | while {$newlist ne {}} { | 
|  | set head [lrange $newlist 0 [expr {$lim - 1}]] | 
|  | set newlist [lrange $newlist $lim end] | 
|  | if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} { | 
|  | foreach row [split $rlist "\n"] { | 
|  | if {[regexp "(.*): $attr: (.*)" $row m path value]} { | 
|  | if {[string index $path 0] eq "\""} { | 
|  | set path [encoding convertfrom [lindex $path 0]] | 
|  | } | 
|  | set path_attr_cache($attr,$path) $value | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc get_path_encoding {path} { | 
|  | global gui_encoding perfile_attrs | 
|  | set tcl_enc $gui_encoding | 
|  | if {$path ne {} && $perfile_attrs} { | 
|  | set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]] | 
|  | if {$enc2 ne {}} { | 
|  | set tcl_enc $enc2 | 
|  | } | 
|  | } | 
|  | return $tcl_enc | 
|  | } | 
|  |  | 
|  | # First check that Tcl/Tk is recent enough | 
|  | if {[catch {package require Tk 8.4} err]} { | 
|  | show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\ | 
|  | Gitk requires at least Tcl/Tk 8.4." list | 
|  | exit 1 | 
|  | } | 
|  |  | 
|  | # Unset GIT_TRACE var if set | 
|  | if { [info exists ::env(GIT_TRACE)] } { | 
|  | unset ::env(GIT_TRACE) | 
|  | } | 
|  |  | 
|  | # defaults... | 
|  | set wrcomcmd "git diff-tree --stdin -p --pretty" | 
|  |  | 
|  | set gitencoding {} | 
|  | catch { | 
|  | set gitencoding [exec git config --get i18n.commitencoding] | 
|  | } | 
|  | catch { | 
|  | set gitencoding [exec git config --get i18n.logoutputencoding] | 
|  | } | 
|  | if {$gitencoding == ""} { | 
|  | set gitencoding "utf-8" | 
|  | } | 
|  | set tclencoding [tcl_encoding $gitencoding] | 
|  | if {$tclencoding == {}} { | 
|  | puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk" | 
|  | } | 
|  |  | 
|  | set gui_encoding [encoding system] | 
|  | catch { | 
|  | set enc [exec git config --get gui.encoding] | 
|  | if {$enc ne {}} { | 
|  | set tclenc [tcl_encoding $enc] | 
|  | if {$tclenc ne {}} { | 
|  | set gui_encoding $tclenc | 
|  | } else { | 
|  | puts stderr "Warning: encoding $enc is not supported by Tcl/Tk" | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | set log_showroot true | 
|  | catch { | 
|  | set log_showroot [exec git config --bool --get log.showroot] | 
|  | } | 
|  |  | 
|  | if {[tk windowingsystem] eq "aqua"} { | 
|  | set mainfont {{Lucida Grande} 9} | 
|  | set textfont {Monaco 9} | 
|  | set uifont {{Lucida Grande} 9 bold} | 
|  | } elseif {![catch {::tk::pkgconfig get fontsystem} xft] && $xft eq "xft"} { | 
|  | # fontconfig! | 
|  | set mainfont {sans 9} | 
|  | set textfont {monospace 9} | 
|  | set uifont {sans 9 bold} | 
|  | } else { | 
|  | set mainfont {Helvetica 9} | 
|  | set textfont {Courier 9} | 
|  | set uifont {Helvetica 9 bold} | 
|  | } | 
|  | set tabstop 8 | 
|  | set findmergefiles 0 | 
|  | set maxgraphpct 50 | 
|  | set maxwidth 16 | 
|  | set revlistorder 0 | 
|  | set fastdate 0 | 
|  | set uparrowlen 5 | 
|  | set downarrowlen 5 | 
|  | set mingaplen 100 | 
|  | set cmitmode "patch" | 
|  | set wrapcomment "none" | 
|  | set showneartags 1 | 
|  | set hideremotes 0 | 
|  | set maxrefs 20 | 
|  | set maxlinelen 200 | 
|  | set showlocalchanges 1 | 
|  | set limitdiffs 1 | 
|  | set datetimeformat "%Y-%m-%d %H:%M:%S" | 
|  | set autoselect 1 | 
|  | set autosellen 40 | 
|  | set perfile_attrs 0 | 
|  | set want_ttk 1 | 
|  |  | 
|  | if {[tk windowingsystem] eq "aqua"} { | 
|  | set extdifftool "opendiff" | 
|  | } else { | 
|  | set extdifftool "meld" | 
|  | } | 
|  |  | 
|  | set colors {green red blue magenta darkgrey brown orange} | 
|  | if {[tk windowingsystem] eq "win32"} { | 
|  | set uicolor SystemButtonFace | 
|  | set bgcolor SystemWindow | 
|  | set fgcolor SystemButtonText | 
|  | set selectbgcolor SystemHighlight | 
|  | } else { | 
|  | set uicolor grey85 | 
|  | set bgcolor white | 
|  | set fgcolor black | 
|  | set selectbgcolor gray85 | 
|  | } | 
|  | set diffcolors {red "#00a000" blue} | 
|  | set diffcontext 3 | 
|  | set ignorespace 0 | 
|  | set worddiff "" | 
|  | set markbgcolor "#e0e0ff" | 
|  |  | 
|  | set circlecolors {white blue gray blue blue} | 
|  |  | 
|  | # button for popping up context menus | 
|  | if {[tk windowingsystem] eq "aqua"} { | 
|  | set ctxbut <Button-2> | 
|  | } else { | 
|  | set ctxbut <Button-3> | 
|  | } | 
|  |  | 
|  | ## For msgcat loading, first locate the installation location. | 
|  | if { [info exists ::env(GITK_MSGSDIR)] } { | 
|  | ## Msgsdir was manually set in the environment. | 
|  | set gitk_msgsdir $::env(GITK_MSGSDIR) | 
|  | } else { | 
|  | ## Let's guess the prefix from argv0. | 
|  | set gitk_prefix [file dirname [file dirname [file normalize $argv0]]] | 
|  | set gitk_libdir [file join $gitk_prefix share gitk lib] | 
|  | set gitk_msgsdir [file join $gitk_libdir msgs] | 
|  | unset gitk_prefix | 
|  | } | 
|  |  | 
|  | ## Internationalization (i18n) through msgcat and gettext. See | 
|  | ## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html | 
|  | package require msgcat | 
|  | namespace import ::msgcat::mc | 
|  | ## And eventually load the actual message catalog | 
|  | ::msgcat::mcload $gitk_msgsdir | 
|  |  | 
|  | catch {source ~/.gitk} | 
|  |  | 
|  | parsefont mainfont $mainfont | 
|  | eval font create mainfont [fontflags mainfont] | 
|  | eval font create mainfontbold [fontflags mainfont 1] | 
|  |  | 
|  | parsefont textfont $textfont | 
|  | eval font create textfont [fontflags textfont] | 
|  | eval font create textfontbold [fontflags textfont 1] | 
|  |  | 
|  | parsefont uifont $uifont | 
|  | eval font create uifont [fontflags uifont] | 
|  |  | 
|  | setui $uicolor | 
|  |  | 
|  | setoptions | 
|  |  | 
|  | # check that we can find a .git directory somewhere... | 
|  | if {[catch {set gitdir [exec git rev-parse --git-dir]}]} { | 
|  | show_error {} . [mc "Cannot find a git repository here."] | 
|  | exit 1 | 
|  | } | 
|  |  | 
|  | set selecthead {} | 
|  | set selectheadid {} | 
|  |  | 
|  | set revtreeargs {} | 
|  | set cmdline_files {} | 
|  | set i 0 | 
|  | set revtreeargscmd {} | 
|  | foreach arg $argv { | 
|  | switch -glob -- $arg { | 
|  | "" { } | 
|  | "--" { | 
|  | set cmdline_files [lrange $argv [expr {$i + 1}] end] | 
|  | break | 
|  | } | 
|  | "--select-commit=*" { | 
|  | set selecthead [string range $arg 16 end] | 
|  | } | 
|  | "--argscmd=*" { | 
|  | set revtreeargscmd [string range $arg 10 end] | 
|  | } | 
|  | default { | 
|  | lappend revtreeargs $arg | 
|  | } | 
|  | } | 
|  | incr i | 
|  | } | 
|  |  | 
|  | if {$selecthead eq "HEAD"} { | 
|  | set selecthead {} | 
|  | } | 
|  |  | 
|  | if {$i >= [llength $argv] && $revtreeargs ne {}} { | 
|  | # no -- on command line, but some arguments (other than --argscmd) | 
|  | if {[catch { | 
|  | set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs] | 
|  | set cmdline_files [split $f "\n"] | 
|  | set n [llength $cmdline_files] | 
|  | set revtreeargs [lrange $revtreeargs 0 end-$n] | 
|  | # Unfortunately git rev-parse doesn't produce an error when | 
|  | # something is both a revision and a filename.  To be consistent | 
|  | # with git log and git rev-list, check revtreeargs for filenames. | 
|  | foreach arg $revtreeargs { | 
|  | if {[file exists $arg]} { | 
|  | show_error {} . [mc "Ambiguous argument '%s': both revision\ | 
|  | and filename" $arg] | 
|  | exit 1 | 
|  | } | 
|  | } | 
|  | } err]} { | 
|  | # unfortunately we get both stdout and stderr in $err, | 
|  | # so look for "fatal:". | 
|  | set i [string first "fatal:" $err] | 
|  | if {$i > 0} { | 
|  | set err [string range $err [expr {$i + 6}] end] | 
|  | } | 
|  | show_error {} . "[mc "Bad arguments to gitk:"]\n$err" | 
|  | exit 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | set nullid "0000000000000000000000000000000000000000" | 
|  | set nullid2 "0000000000000000000000000000000000000001" | 
|  | set nullfile "/dev/null" | 
|  |  | 
|  | set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}] | 
|  | if {![info exists have_ttk]} { | 
|  | set have_ttk [llength [info commands ::ttk::style]] | 
|  | } | 
|  | set use_ttk [expr {$have_ttk && $want_ttk}] | 
|  | set NS [expr {$use_ttk ? "ttk" : ""}] | 
|  |  | 
|  | regexp {^git version ([\d.]*\d)} [exec git version] _ git_version | 
|  |  | 
|  | set show_notes {} | 
|  | if {[package vcompare $git_version "1.6.6.2"] >= 0} { | 
|  | set show_notes "--show-notes" | 
|  | } | 
|  |  | 
|  | set appname "gitk" | 
|  |  | 
|  | set runq {} | 
|  | set history {} | 
|  | set historyindex 0 | 
|  | set fh_serial 0 | 
|  | set nhl_names {} | 
|  | set highlight_paths {} | 
|  | set findpattern {} | 
|  | set searchdirn -forwards | 
|  | set boldids {} | 
|  | set boldnameids {} | 
|  | set diffelide {0 0} | 
|  | set markingmatches 0 | 
|  | set linkentercount 0 | 
|  | set need_redisplay 0 | 
|  | set nrows_drawn 0 | 
|  | set firsttabstop 0 | 
|  |  | 
|  | set nextviewnum 1 | 
|  | set curview 0 | 
|  | set selectedview 0 | 
|  | set selectedhlview [mc "None"] | 
|  | set highlight_related [mc "None"] | 
|  | set highlight_files {} | 
|  | set viewfiles(0) {} | 
|  | set viewperm(0) 0 | 
|  | set viewargs(0) {} | 
|  | set viewargscmd(0) {} | 
|  |  | 
|  | set selectedline {} | 
|  | set numcommits 0 | 
|  | set loginstance 0 | 
|  | set cmdlineok 0 | 
|  | set stopped 0 | 
|  | set stuffsaved 0 | 
|  | set patchnum 0 | 
|  | set lserial 0 | 
|  | set hasworktree [hasworktree] | 
|  | set cdup {} | 
|  | if {[expr {[exec git rev-parse --is-inside-work-tree] == "true"}]} { | 
|  | set cdup [exec git rev-parse --show-cdup] | 
|  | } | 
|  | set worktree [exec git rev-parse --show-toplevel] | 
|  | setcoords | 
|  | makewindow | 
|  | catch { | 
|  | image create photo gitlogo      -width 16 -height 16 | 
|  |  | 
|  | image create photo gitlogominus -width  4 -height  2 | 
|  | gitlogominus put #C00000 -to 0 0 4 2 | 
|  | gitlogo copy gitlogominus -to  1 5 | 
|  | gitlogo copy gitlogominus -to  6 5 | 
|  | gitlogo copy gitlogominus -to 11 5 | 
|  | image delete gitlogominus | 
|  |  | 
|  | image create photo gitlogoplus  -width  4 -height  4 | 
|  | gitlogoplus  put #008000 -to 1 0 3 4 | 
|  | gitlogoplus  put #008000 -to 0 1 4 3 | 
|  | gitlogo copy gitlogoplus  -to  1 9 | 
|  | gitlogo copy gitlogoplus  -to  6 9 | 
|  | gitlogo copy gitlogoplus  -to 11 9 | 
|  | image delete gitlogoplus | 
|  |  | 
|  | image create photo gitlogo32    -width 32 -height 32 | 
|  | gitlogo32 copy gitlogo -zoom 2 2 | 
|  |  | 
|  | wm iconphoto . -default gitlogo gitlogo32 | 
|  | } | 
|  | # wait for the window to become visible | 
|  | tkwait visibility . | 
|  | wm title . "$appname: [reponame]" | 
|  | update | 
|  | readrefs | 
|  |  | 
|  | if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} { | 
|  | # create a view for the files/dirs specified on the command line | 
|  | set curview 1 | 
|  | set selectedview 1 | 
|  | set nextviewnum 2 | 
|  | set viewname(1) [mc "Command line"] | 
|  | set viewfiles(1) $cmdline_files | 
|  | set viewargs(1) $revtreeargs | 
|  | set viewargscmd(1) $revtreeargscmd | 
|  | set viewperm(1) 0 | 
|  | set vdatemode(1) 0 | 
|  | addviewmenu 1 | 
|  | .bar.view entryconf [mca "Edit view..."] -state normal | 
|  | .bar.view entryconf [mca "Delete view"] -state normal | 
|  | } | 
|  |  | 
|  | if {[info exists permviews]} { | 
|  | foreach v $permviews { | 
|  | set n $nextviewnum | 
|  | incr nextviewnum | 
|  | set viewname($n) [lindex $v 0] | 
|  | set viewfiles($n) [lindex $v 1] | 
|  | set viewargs($n) [lindex $v 2] | 
|  | set viewargscmd($n) [lindex $v 3] | 
|  | set viewperm($n) 1 | 
|  | addviewmenu $n | 
|  | } | 
|  | } | 
|  |  | 
|  | if {[tk windowingsystem] eq "win32"} { | 
|  | focus -force . | 
|  | } | 
|  |  | 
|  | getcommits {} | 
|  |  | 
|  | # Local variables: | 
|  | # mode: tcl | 
|  | # indent-tabs-mode: t | 
|  | # tab-width: 8 | 
|  | # End: |