|  | #!/bin/sh | 
|  | # Tcl ignores the next line -*- tcl -*- \ | 
|  | exec wish "$0" -- "$@" | 
|  |  | 
|  | # Copyright (C) 2005-2006 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. | 
|  |  | 
|  | proc gitdir {} { | 
|  | global env | 
|  | if {[info exists env(GIT_DIR)]} { | 
|  | return $env(GIT_DIR) | 
|  | } else { | 
|  | return [exec git rev-parse --git-dir] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc start_rev_list {view} { | 
|  | global startmsecs nextupdate | 
|  | global commfd leftover tclencoding datemode | 
|  | global viewargs viewfiles commitidx | 
|  |  | 
|  | set startmsecs [clock clicks -milliseconds] | 
|  | set nextupdate [expr {$startmsecs + 100}] | 
|  | set commitidx($view) 0 | 
|  | set args $viewargs($view) | 
|  | if {$viewfiles($view) ne {}} { | 
|  | set args [concat $args "--" $viewfiles($view)] | 
|  | } | 
|  | set order "--topo-order" | 
|  | if {$datemode} { | 
|  | set order "--date-order" | 
|  | } | 
|  | if {[catch { | 
|  | set fd [open [concat | git rev-list --header $order \ | 
|  | --parents --boundary --default HEAD $args] r] | 
|  | } err]} { | 
|  | puts stderr "Error executing git rev-list: $err" | 
|  | exit 1 | 
|  | } | 
|  | set commfd($view) $fd | 
|  | set leftover($view) {} | 
|  | fconfigure $fd -blocking 0 -translation lf | 
|  | if {$tclencoding != {}} { | 
|  | fconfigure $fd -encoding $tclencoding | 
|  | } | 
|  | fileevent $fd readable [list getcommitlines $fd $view] | 
|  | nowbusy $view | 
|  | } | 
|  |  | 
|  | proc stop_rev_list {} { | 
|  | global commfd curview | 
|  |  | 
|  | if {![info exists commfd($curview)]} return | 
|  | set fd $commfd($curview) | 
|  | catch { | 
|  | set pid [pid $fd] | 
|  | exec kill $pid | 
|  | } | 
|  | catch {close $fd} | 
|  | unset commfd($curview) | 
|  | } | 
|  |  | 
|  | proc getcommits {} { | 
|  | global phase canv mainfont curview | 
|  |  | 
|  | set phase getcommits | 
|  | initlayout | 
|  | start_rev_list $curview | 
|  | show_status "Reading commits..." | 
|  | } | 
|  |  | 
|  | proc getcommitlines {fd view}  { | 
|  | global commitlisted nextupdate | 
|  | global leftover commfd | 
|  | global displayorder commitidx commitrow commitdata | 
|  | global parentlist childlist children curview hlview | 
|  | global vparentlist vchildlist vdisporder vcmitlisted | 
|  |  | 
|  | set stuff [read $fd 500000] | 
|  | if {$stuff == {}} { | 
|  | if {![eof $fd]} return | 
|  | global viewname | 
|  | unset commfd($view) | 
|  | notbusy $view | 
|  | # 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 rev-list." | 
|  | if {$viewname($view) eq "Command line"} { | 
|  | append err \ | 
|  | "  (Note: arguments to gitk are passed to git rev-list\ | 
|  | to allow selection of commits to be displayed.)" | 
|  | } | 
|  | } else { | 
|  | set err "Error reading commits$fv: $err" | 
|  | } | 
|  | error_popup $err | 
|  | } | 
|  | if {$view == $curview} { | 
|  | after idle finishcommits | 
|  | } | 
|  | return | 
|  | } | 
|  | set start 0 | 
|  | set gotsome 0 | 
|  | while 1 { | 
|  | set i [string first "\0" $stuff $start] | 
|  | if {$i < 0} { | 
|  | append leftover($view) [string range $stuff $start end] | 
|  | break | 
|  | } | 
|  | if {$start == 0} { | 
|  | set cmit $leftover($view) | 
|  | append cmit [string range $stuff 0 [expr {$i - 1}]] | 
|  | set leftover($view) {} | 
|  | } 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} { | 
|  | set ids [string range $cmit 0 [expr {$j - 1}]] | 
|  | if {[string range $ids 0 0] == "-"} { | 
|  | set listed 0 | 
|  | 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 $shortcmit 0 80]..." | 
|  | } | 
|  | error_popup "Can't parse git rev-list output: {$shortcmit}" | 
|  | exit 1 | 
|  | } | 
|  | set id [lindex $ids 0] | 
|  | if {$listed} { | 
|  | set olds [lrange $ids 1 end] | 
|  | set i 0 | 
|  | foreach p $olds { | 
|  | if {$i == 0 || [lsearch -exact $olds $p] >= $i} { | 
|  | lappend children($view,$p) $id | 
|  | } | 
|  | incr i | 
|  | } | 
|  | } else { | 
|  | set olds {} | 
|  | } | 
|  | if {![info exists children($view,$id)]} { | 
|  | set children($view,$id) {} | 
|  | } | 
|  | set commitdata($id) [string range $cmit [expr {$j + 1}] end] | 
|  | set commitrow($view,$id) $commitidx($view) | 
|  | incr commitidx($view) | 
|  | if {$view == $curview} { | 
|  | lappend parentlist $olds | 
|  | lappend childlist $children($view,$id) | 
|  | lappend displayorder $id | 
|  | lappend commitlisted $listed | 
|  | } else { | 
|  | lappend vparentlist($view) $olds | 
|  | lappend vchildlist($view) $children($view,$id) | 
|  | lappend vdisporder($view) $id | 
|  | lappend vcmitlisted($view) $listed | 
|  | } | 
|  | set gotsome 1 | 
|  | } | 
|  | if {$gotsome} { | 
|  | if {$view == $curview} { | 
|  | while {[layoutmore $nextupdate]} doupdate | 
|  | } elseif {[info exists hlview] && $view == $hlview} { | 
|  | vhighlightmore | 
|  | } | 
|  | } | 
|  | if {[clock clicks -milliseconds] >= $nextupdate} { | 
|  | doupdate | 
|  | } | 
|  | } | 
|  |  | 
|  | proc doupdate {} { | 
|  | global commfd nextupdate numcommits | 
|  |  | 
|  | foreach v [array names commfd] { | 
|  | fileevent $commfd($v) readable {} | 
|  | } | 
|  | update | 
|  | set nextupdate [expr {[clock clicks -milliseconds] + 100}] | 
|  | foreach v [array names commfd] { | 
|  | set fd $commfd($v) | 
|  | fileevent $fd readable [list getcommitlines $fd $v] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc readcommit {id} { | 
|  | if {[catch {set contents [exec git cat-file commit $id]}]} return | 
|  | parsecommit $id $contents 0 | 
|  | } | 
|  |  | 
|  | proc updatecommits {} { | 
|  | global viewdata curview phase displayorder | 
|  | global children commitrow selectedline thickerline | 
|  |  | 
|  | if {$phase ne {}} { | 
|  | stop_rev_list | 
|  | set phase {} | 
|  | } | 
|  | set n $curview | 
|  | foreach id $displayorder { | 
|  | catch {unset children($n,$id)} | 
|  | catch {unset commitrow($n,$id)} | 
|  | } | 
|  | set curview -1 | 
|  | catch {unset selectedline} | 
|  | catch {unset thickerline} | 
|  | catch {unset viewdata($n)} | 
|  | discardallcommits | 
|  | readrefs | 
|  | showview $n | 
|  | } | 
|  |  | 
|  | proc parsecommit {id contents listed} { | 
|  | global commitinfo cdate | 
|  |  | 
|  | 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 tag [lindex $line 0] | 
|  | if {$tag == "author"} { | 
|  | set audate [lindex $line end-1] | 
|  | set auname [lrange $line 1 end-2] | 
|  | } elseif {$tag == "committer"} { | 
|  | set comdate [lindex $line end-1] | 
|  | set comname [lrange $line 1 end-2] | 
|  | } | 
|  | } | 
|  | set headline {} | 
|  | # take the first line of the comment as the headline | 
|  | set i [string first "\n" $comment] | 
|  | if {$i >= 0} { | 
|  | set headline [string trim [string range $comment 0 $i]] | 
|  | } else { | 
|  | set headline $comment | 
|  | } | 
|  | if {!$listed} { | 
|  | # git rev-list 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 $newcomment | 
|  | } | 
|  | if {$comdate != {}} { | 
|  | set cdate($id) $comdate | 
|  | } | 
|  | set commitinfo($id) [list $headline $auname $audate \ | 
|  | $comname $comdate $comment] | 
|  | } | 
|  |  | 
|  | proc getcommit {id} { | 
|  | global commitdata commitinfo | 
|  |  | 
|  | if {[info exists commitdata($id)]} { | 
|  | parsecommit $id $commitdata($id) 1 | 
|  | } else { | 
|  | readcommit $id | 
|  | if {![info exists commitinfo($id)]} { | 
|  | set commitinfo($id) {"No commit information available"} | 
|  | } | 
|  | } | 
|  | return 1 | 
|  | } | 
|  |  | 
|  | proc readrefs {} { | 
|  | global tagids idtags headids idheads tagcontents | 
|  | global otherrefids idotherrefs mainhead | 
|  |  | 
|  | foreach v {tagids idtags headids idheads otherrefids idotherrefs} { | 
|  | catch {unset $v} | 
|  | } | 
|  | set refd [open [list | git show-ref] r] | 
|  | while {0 <= [set n [gets $refd line]]} { | 
|  | if {![regexp {^([0-9a-f]{40}) refs/([^^]*)$} $line \ | 
|  | match id path]} { | 
|  | continue | 
|  | } | 
|  | if {[regexp {^remotes/.*/HEAD$} $path match]} { | 
|  | continue | 
|  | } | 
|  | if {![regexp {^(tags|heads)/(.*)$} $path match type name]} { | 
|  | set type others | 
|  | set name $path | 
|  | } | 
|  | if {[regexp {^remotes/} $path match]} { | 
|  | set type heads | 
|  | } | 
|  | if {$type == "tags"} { | 
|  | set tagids($name) $id | 
|  | lappend idtags($id) $name | 
|  | set obj {} | 
|  | set type {} | 
|  | set tag {} | 
|  | catch { | 
|  | set commit [exec git rev-parse "$id^0"] | 
|  | if {$commit != $id} { | 
|  | set tagids($name) $commit | 
|  | lappend idtags($commit) $name | 
|  | } | 
|  | } | 
|  | catch { | 
|  | set tagcontents($name) [exec git cat-file tag $id] | 
|  | } | 
|  | } elseif { $type == "heads" } { | 
|  | set headids($name) $id | 
|  | lappend idheads($id) $name | 
|  | } else { | 
|  | set otherrefids($name) $id | 
|  | lappend idotherrefs($id) $name | 
|  | } | 
|  | } | 
|  | close $refd | 
|  | set mainhead {} | 
|  | catch { | 
|  | set thehead [exec git symbolic-ref HEAD] | 
|  | if {[string match "refs/heads/*" $thehead]} { | 
|  | set mainhead [string range $thehead 11 end] | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc show_error {w top msg} { | 
|  | message $w.m -text $msg -justify center -aspect 400 | 
|  | pack $w.m -side top -fill x -padx 20 -pady 20 | 
|  | button $w.ok -text OK -command "destroy $top" | 
|  | pack $w.ok -side bottom -fill x | 
|  | bind $top <Visibility> "grab $top; focus $top" | 
|  | bind $top <Key-Return> "destroy $top" | 
|  | tkwait window $top | 
|  | } | 
|  |  | 
|  | proc error_popup msg { | 
|  | set w .error | 
|  | toplevel $w | 
|  | wm transient $w . | 
|  | show_error $w $w $msg | 
|  | } | 
|  |  | 
|  | proc confirm_popup msg { | 
|  | global confirm_ok | 
|  | set confirm_ok 0 | 
|  | set w .confirm | 
|  | toplevel $w | 
|  | wm transient $w . | 
|  | message $w.m -text $msg -justify center -aspect 400 | 
|  | pack $w.m -side top -fill x -padx 20 -pady 20 | 
|  | button $w.ok -text OK -command "set confirm_ok 1; destroy $w" | 
|  | pack $w.ok -side left -fill x | 
|  | button $w.cancel -text Cancel -command "destroy $w" | 
|  | pack $w.cancel -side right -fill x | 
|  | bind $w <Visibility> "grab $w; focus $w" | 
|  | tkwait window $w | 
|  | return $confirm_ok | 
|  | } | 
|  |  | 
|  | proc makewindow {} { | 
|  | global canv canv2 canv3 linespc charspc ctext cflist | 
|  | global textfont mainfont uifont | 
|  | global findtype findtypemenu findloc findstring fstring geometry | 
|  | global entries sha1entry sha1string sha1but | 
|  | global maincursor textcursor curtextcursor | 
|  | global rowctxmenu mergemax wrapcomment | 
|  | global highlight_files gdttype | 
|  | global searchstring sstring | 
|  | global bgcolor fgcolor bglist fglist diffcolors | 
|  | global headctxmenu | 
|  |  | 
|  | menu .bar | 
|  | .bar add cascade -label "File" -menu .bar.file | 
|  | .bar configure -font $uifont | 
|  | menu .bar.file | 
|  | .bar.file add command -label "Update" -command updatecommits | 
|  | .bar.file add command -label "Reread references" -command rereadrefs | 
|  | .bar.file add command -label "Quit" -command doquit | 
|  | .bar.file configure -font $uifont | 
|  | menu .bar.edit | 
|  | .bar add cascade -label "Edit" -menu .bar.edit | 
|  | .bar.edit add command -label "Preferences" -command doprefs | 
|  | .bar.edit configure -font $uifont | 
|  |  | 
|  | menu .bar.view -font $uifont | 
|  | .bar add cascade -label "View" -menu .bar.view | 
|  | .bar.view add command -label "New view..." -command {newview 0} | 
|  | .bar.view add command -label "Edit view..." -command editview \ | 
|  | -state disabled | 
|  | .bar.view add command -label "Delete view" -command delview -state disabled | 
|  | .bar.view add separator | 
|  | .bar.view add radiobutton -label "All files" -command {showview 0} \ | 
|  | -variable selectedview -value 0 | 
|  |  | 
|  | menu .bar.help | 
|  | .bar add cascade -label "Help" -menu .bar.help | 
|  | .bar.help add command -label "About gitk" -command about | 
|  | .bar.help add command -label "Key bindings" -command keys | 
|  | .bar.help configure -font $uifont | 
|  | . configure -menu .bar | 
|  |  | 
|  | # the gui has upper and lower half, parts of a paned window. | 
|  | 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) "[expr {40 * $charspc}] 2" | 
|  | set geometry(pwsash1) "[expr {60 * $charspc}] 2" | 
|  | } | 
|  |  | 
|  | # the upper half will have a paned window, a scroll bar to the right, and some stuff below | 
|  | frame .tf -height $geometry(topheight) -width $geometry(topwidth) | 
|  | frame .tf.histframe | 
|  | panedwindow .tf.histframe.pwclist -orient horizontal -sashpad 0 -handlesize 4 | 
|  |  | 
|  | # create three canvases | 
|  | set cscroll .tf.histframe.csb | 
|  | set canv .tf.histframe.pwclist.canv | 
|  | canvas $canv \ | 
|  | -background $bgcolor -bd 0 \ | 
|  | -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll" | 
|  | .tf.histframe.pwclist add $canv | 
|  | set canv2 .tf.histframe.pwclist.canv2 | 
|  | canvas $canv2 \ | 
|  | -background $bgcolor -bd 0 -yscrollincr $linespc | 
|  | .tf.histframe.pwclist add $canv2 | 
|  | set canv3 .tf.histframe.pwclist.canv3 | 
|  | canvas $canv3 \ | 
|  | -background $bgcolor -bd 0 -yscrollincr $linespc | 
|  | .tf.histframe.pwclist add $canv3 | 
|  | eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0) | 
|  | eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1) | 
|  |  | 
|  | # a scroll bar to rule them | 
|  | scrollbar $cscroll -command {allcanvs yview} -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 | 
|  | frame .tf.bar | 
|  | frame .tf.lbar -height 15 | 
|  |  | 
|  | set sha1entry .tf.bar.sha1 | 
|  | set entries $sha1entry | 
|  | set sha1but .tf.bar.sha1label | 
|  | button $sha1but -text "SHA1 ID: " -state disabled -relief flat \ | 
|  | -command gotocommit -width 8 -font $uifont | 
|  | $sha1but conf -disabledforeground [$sha1but cget -foreground] | 
|  | pack .tf.bar.sha1label -side left | 
|  | 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}; | 
|  | } | 
|  | button .tf.bar.leftbut -image bm-left -command goback \ | 
|  | -state disabled -width 26 | 
|  | pack .tf.bar.leftbut -side left -fill y | 
|  | button .tf.bar.rightbut -image bm-right -command goforw \ | 
|  | -state disabled -width 26 | 
|  | pack .tf.bar.rightbut -side left -fill y | 
|  |  | 
|  | button .tf.bar.findbut -text "Find" -command dofind -font $uifont | 
|  | pack .tf.bar.findbut -side left | 
|  | set findstring {} | 
|  | set fstring .tf.bar.findstring | 
|  | lappend entries $fstring | 
|  | entry $fstring -width 30 -font $textfont -textvariable findstring | 
|  | trace add variable findstring write find_change | 
|  | pack $fstring -side left -expand 1 -fill x -in .tf.bar | 
|  | set findtype Exact | 
|  | set findtypemenu [tk_optionMenu .tf.bar.findtype \ | 
|  | findtype Exact IgnCase Regexp] | 
|  | trace add variable findtype write find_change | 
|  | .tf.bar.findtype configure -font $uifont | 
|  | .tf.bar.findtype.menu configure -font $uifont | 
|  | set findloc "All fields" | 
|  | tk_optionMenu .tf.bar.findloc findloc "All fields" Headline \ | 
|  | Comments Author Committer | 
|  | trace add variable findloc write find_change | 
|  | .tf.bar.findloc configure -font $uifont | 
|  | .tf.bar.findloc.menu configure -font $uifont | 
|  | pack .tf.bar.findloc -side right | 
|  | pack .tf.bar.findtype -side right | 
|  |  | 
|  | # build up the bottom bar of upper window | 
|  | label .tf.lbar.flabel -text "Highlight:  Commits " \ | 
|  | -font $uifont | 
|  | pack .tf.lbar.flabel -side left -fill y | 
|  | set gdttype "touching paths:" | 
|  | set gm [tk_optionMenu .tf.lbar.gdttype gdttype "touching paths:" \ | 
|  | "adding/removing string:"] | 
|  | trace add variable gdttype write hfiles_change | 
|  | $gm conf -font $uifont | 
|  | .tf.lbar.gdttype conf -font $uifont | 
|  | pack .tf.lbar.gdttype -side left -fill y | 
|  | entry .tf.lbar.fent -width 25 -font $textfont \ | 
|  | -textvariable highlight_files | 
|  | trace add variable highlight_files write hfiles_change | 
|  | lappend entries .tf.lbar.fent | 
|  | pack .tf.lbar.fent -side left -fill x -expand 1 | 
|  | label .tf.lbar.vlabel -text " OR in view" -font $uifont | 
|  | pack .tf.lbar.vlabel -side left -fill y | 
|  | global viewhlmenu selectedhlview | 
|  | set viewhlmenu [tk_optionMenu .tf.lbar.vhl selectedhlview None] | 
|  | $viewhlmenu entryconf None -command delvhighlight | 
|  | $viewhlmenu conf -font $uifont | 
|  | .tf.lbar.vhl conf -font $uifont | 
|  | pack .tf.lbar.vhl -side left -fill y | 
|  | label .tf.lbar.rlabel -text " OR " -font $uifont | 
|  | pack .tf.lbar.rlabel -side left -fill y | 
|  | global highlight_related | 
|  | set m [tk_optionMenu .tf.lbar.relm highlight_related None \ | 
|  | "Descendent" "Not descendent" "Ancestor" "Not ancestor"] | 
|  | $m conf -font $uifont | 
|  | .tf.lbar.relm conf -font $uifont | 
|  | trace add variable highlight_related write vrel_change | 
|  | pack .tf.lbar.relm -side left -fill y | 
|  |  | 
|  | # 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 | 
|  | .ctop paneconfigure .tf -height $geometry(topheight) | 
|  | .ctop paneconfigure .tf -width $geometry(topwidth) | 
|  |  | 
|  | # now build up the bottom | 
|  | 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)]} { | 
|  | frame .bleft -width $geometry(botwidth) | 
|  | } else { | 
|  | frame .bleft -width $geometry(botwidth) -height $geometry(botheight) | 
|  | } | 
|  | frame .bleft.top | 
|  | frame .bleft.mid | 
|  |  | 
|  | button .bleft.top.search -text "Search" -command dosearch \ | 
|  | -font $uifont | 
|  | pack .bleft.top.search -side left -padx 5 | 
|  | set sstring .bleft.top.sstring | 
|  | entry $sstring -width 20 -font $textfont -textvariable searchstring | 
|  | lappend entries $sstring | 
|  | trace add variable searchstring write incrsearch | 
|  | pack $sstring -side left -expand 1 -fill x | 
|  | radiobutton .bleft.mid.diff -text "Diff" \ | 
|  | -command changediffdisp -variable diffelide -value {0 0} | 
|  | radiobutton .bleft.mid.old -text "Old version" \ | 
|  | -command changediffdisp -variable diffelide -value {0 1} | 
|  | radiobutton .bleft.mid.new -text "New version" \ | 
|  | -command changediffdisp -variable diffelide -value {1 0} | 
|  | pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left | 
|  | set ctext .bleft.ctext | 
|  | text $ctext -background $bgcolor -foreground $fgcolor \ | 
|  | -state disabled -font $textfont \ | 
|  | -yscrollcommand scrolltext -wrap none | 
|  | scrollbar .bleft.sb -command "$ctext yview" | 
|  | pack .bleft.top -side top -fill x | 
|  | pack .bleft.mid -side top -fill x | 
|  | pack .bleft.sb -side right -fill y | 
|  | pack $ctext -side left -fill both -expand 1 | 
|  | lappend bglist $ctext | 
|  | lappend fglist $ctext | 
|  |  | 
|  | $ctext tag conf comment -wrap $wrapcomment | 
|  | $ctext tag conf filesep -font [concat $textfont bold] -back "#aaaaaa" | 
|  | $ctext tag conf hunksep -fore [lindex $diffcolors 2] | 
|  | $ctext tag conf d0 -fore [lindex $diffcolors 0] | 
|  | $ctext tag conf d1 -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 [concat $textfont bold] | 
|  | $ctext tag conf msep -font [concat $textfont bold] | 
|  | $ctext tag conf found -back yellow | 
|  |  | 
|  | .pwbottom add .bleft | 
|  | .pwbottom paneconfigure .bleft -width $geometry(botwidth) | 
|  |  | 
|  | # lower right | 
|  | frame .bright | 
|  | frame .bright.mode | 
|  | radiobutton .bright.mode.patch -text "Patch" \ | 
|  | -command reselectline -variable cmitmode -value "patch" | 
|  | .bright.mode.patch configure -font $uifont | 
|  | radiobutton .bright.mode.tree -text "Tree" \ | 
|  | -command reselectline -variable cmitmode -value "tree" | 
|  | .bright.mode.tree configure -font $uifont | 
|  | 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 \ | 
|  | -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 $cflist | 
|  | scrollbar .bright.sb -command "$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 [concat $mainfont bold] | 
|  |  | 
|  | .pwbottom add .bright | 
|  | .ctop add .pwbottom | 
|  |  | 
|  | # restore window position if known | 
|  | if {[info exists geometry(main)]} { | 
|  | wm geometry . "$geometry(main)" | 
|  | } | 
|  |  | 
|  | 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} | 
|  | bindall <ButtonRelease-4> "allcanvs yview scroll -5 units" | 
|  | bindall <ButtonRelease-5> "allcanvs yview scroll 5 units" | 
|  | bindall <2> "canvscan mark %W %x %y" | 
|  | bindall <B2-Motion> "canvscan dragto %W %x %y" | 
|  | bindkey <Home> selfirstline | 
|  | bindkey <End> sellastline | 
|  | bind . <Key-Up> "selnextline -1" | 
|  | bind . <Key-Down> "selnextline 1" | 
|  | bind . <Shift-Key-Up> "next_highlight -1" | 
|  | bind . <Shift-Key-Down> "next_highlight 1" | 
|  | bindkey <Key-Right> "goforw" | 
|  | bindkey <Key-Left> "goback" | 
|  | bind . <Key-Prior> "selnextpage -1" | 
|  | bind . <Key-Next> "selnextpage 1" | 
|  | bind . <Control-Home> "allcanvs yview moveto 0.0" | 
|  | bind . <Control-End> "allcanvs yview moveto 1.0" | 
|  | bind . <Control-Key-Up> "allcanvs yview scroll -1 units" | 
|  | bind . <Control-Key-Down> "allcanvs yview scroll 1 units" | 
|  | bind . <Control-Key-Prior> "allcanvs yview scroll -1 pages" | 
|  | bind . <Control-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> "$ctext yview scroll 1 pages" | 
|  | bindkey p "selnextline -1" | 
|  | bindkey n "selnextline 1" | 
|  | bindkey z "goback" | 
|  | bindkey x "goforw" | 
|  | bindkey i "selnextline -1" | 
|  | bindkey k "selnextline 1" | 
|  | bindkey j "goback" | 
|  | bindkey l "goforw" | 
|  | bindkey b "$ctext yview scroll -1 pages" | 
|  | bindkey d "$ctext yview scroll 18 units" | 
|  | bindkey u "$ctext yview scroll -18 units" | 
|  | bindkey / {findnext 1} | 
|  | bindkey <Key-Return> {findnext 0} | 
|  | bindkey ? findprev | 
|  | bindkey f nextfile | 
|  | bindkey <F5> updatecommits | 
|  | bind . <Control-q> doquit | 
|  | bind . <Control-f> dofind | 
|  | bind . <Control-g> {findnext 0} | 
|  | bind . <Control-r> dosearchback | 
|  | bind . <Control-s> dosearch | 
|  | bind . <Control-equal> {incrfont 1} | 
|  | bind . <Control-KP_Add> {incrfont 1} | 
|  | bind . <Control-minus> {incrfont -1} | 
|  | bind . <Control-KP_Subtract> {incrfont -1} | 
|  | wm protocol . WM_DELETE_WINDOW doquit | 
|  | bind . <Button-1> "click %W" | 
|  | bind $fstring <Key-Return> dofind | 
|  | bind $sha1entry <Key-Return> gotocommit | 
|  | bind $sha1entry <<PasteSelection>> clearsha1 | 
|  | bind $cflist <1> {sel_flist %W %x %y; break} | 
|  | bind $cflist <B1-Motion> {sel_flist %W %x %y; break} | 
|  | bind $cflist <ButtonRelease-1> {treeclick %W %x %y} | 
|  |  | 
|  | set maincursor [. cget -cursor] | 
|  | set textcursor [$ctext cget -cursor] | 
|  | set curtextcursor $textcursor | 
|  |  | 
|  | set rowctxmenu .rowctxmenu | 
|  | menu $rowctxmenu -tearoff 0 | 
|  | $rowctxmenu add command -label "Diff this -> selected" \ | 
|  | -command {diffvssel 0} | 
|  | $rowctxmenu add command -label "Diff selected -> this" \ | 
|  | -command {diffvssel 1} | 
|  | $rowctxmenu add command -label "Make patch" -command mkpatch | 
|  | $rowctxmenu add command -label "Create tag" -command mktag | 
|  | $rowctxmenu add command -label "Write commit to file" -command writecommit | 
|  | $rowctxmenu add command -label "Create new branch" -command mkbranch | 
|  | $rowctxmenu add command -label "Cherry-pick this commit" \ | 
|  | -command cherrypick | 
|  |  | 
|  | set headctxmenu .headctxmenu | 
|  | menu $headctxmenu -tearoff 0 | 
|  | $headctxmenu add command -label "Check out this branch" \ | 
|  | -command cobranch | 
|  | $headctxmenu add command -label "Remove this branch" \ | 
|  | -command rmbranch | 
|  | } | 
|  |  | 
|  | # 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 | 
|  | drawfrac $f0 $f1 | 
|  | 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 entries | 
|  | foreach e $entries { | 
|  | if {$w == $e} return | 
|  | } | 
|  | focus . | 
|  | } | 
|  |  | 
|  | proc savestuff {w} { | 
|  | global canv canv2 canv3 ctext cflist mainfont textfont uifont | 
|  | global stuffsaved findmergefiles maxgraphpct | 
|  | global maxwidth showneartags | 
|  | global viewname viewfiles viewargs viewperm nextviewnum | 
|  | global cmitmode wrapcomment | 
|  | global colors bgcolor fgcolor diffcolors | 
|  |  | 
|  | if {$stuffsaved} return | 
|  | if {![winfo viewable .]} return | 
|  | catch { | 
|  | set f [open "~/.gitk-new" w] | 
|  | puts $f [list set mainfont $mainfont] | 
|  | puts $f [list set textfont $textfont] | 
|  | puts $f [list set uifont $uifont] | 
|  | 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 showneartags $showneartags] | 
|  | 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 "set geometry(main) [wm geometry .]" | 
|  | puts $f "set geometry(topwidth) [winfo width .tf]" | 
|  | puts $f "set geometry(topheight) [winfo height .tf]" | 
|  | 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)]}" | 
|  | } | 
|  | } | 
|  | puts $f "}" | 
|  | close $f | 
|  | file rename -force "~/.gitk-new" "~/.gitk" | 
|  | } | 
|  | set stuffsaved 1 | 
|  | } | 
|  |  | 
|  | proc resizeclistpanes {win w} { | 
|  | global oldwidth | 
|  | if {[info exists oldwidth($win)]} { | 
|  | 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}] | 
|  | } | 
|  | } | 
|  | } | 
|  | $win sash place 0 $sash0 [lindex $s0 1] | 
|  | $win sash place 1 $sash1 [lindex $s1 1] | 
|  | } | 
|  | set oldwidth($win) $w | 
|  | } | 
|  |  | 
|  | proc resizecdetpanes {win w} { | 
|  | global oldwidth | 
|  | if {[info exists oldwidth($win)]} { | 
|  | 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}] | 
|  | } | 
|  | } | 
|  | $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 | 
|  | set w .about | 
|  | if {[winfo exists $w]} { | 
|  | raise $w | 
|  | return | 
|  | } | 
|  | toplevel $w | 
|  | wm title $w "About gitk" | 
|  | message $w.m -text { | 
|  | Gitk - a commit viewer for git | 
|  |  | 
|  | Copyright © 2005-2006 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 | 
|  | $w.m configure -font $uifont | 
|  | button $w.ok -text Close -command "destroy $w" -default active | 
|  | pack $w.ok -side bottom | 
|  | $w.ok configure -font $uifont | 
|  | bind $w <Visibility> "focus $w.ok" | 
|  | bind $w <Key-Escape> "destroy $w" | 
|  | bind $w <Key-Return> "destroy $w" | 
|  | } | 
|  |  | 
|  | proc keys {} { | 
|  | global uifont | 
|  | set w .keys | 
|  | if {[winfo exists $w]} { | 
|  | raise $w | 
|  | return | 
|  | } | 
|  | toplevel $w | 
|  | wm title $w "Gitk key bindings" | 
|  | message $w.m -text { | 
|  | Gitk key bindings: | 
|  |  | 
|  | <Ctrl-Q>		Quit | 
|  | <Home>		Move to first commit | 
|  | <End>		Move to last commit | 
|  | <Up>, p, i	Move up one commit | 
|  | <Down>, n, k	Move down one commit | 
|  | <Left>, z, j	Go back in history list | 
|  | <Right>, x, l	Go forward in history list | 
|  | <PageUp>	Move up one page in commit list | 
|  | <PageDown>	Move down one page in commit list | 
|  | <Ctrl-Home>	Scroll to top of commit list | 
|  | <Ctrl-End>	Scroll to bottom of commit list | 
|  | <Ctrl-Up>	Scroll commit list up one line | 
|  | <Ctrl-Down>	Scroll commit list down one line | 
|  | <Ctrl-PageUp>	Scroll commit list up one page | 
|  | <Ctrl-PageDown>	Scroll commit list down one page | 
|  | <Shift-Up>	Move to previous highlighted line | 
|  | <Shift-Down>	Move to next highlighted line | 
|  | <Delete>, b	Scroll diff view up one page | 
|  | <Backspace>	Scroll diff view up one page | 
|  | <Space>		Scroll diff view down one page | 
|  | u		Scroll diff view up 18 lines | 
|  | d		Scroll diff view down 18 lines | 
|  | <Ctrl-F>		Find | 
|  | <Ctrl-G>		Move to next find hit | 
|  | <Return>	Move to next find hit | 
|  | /		Move to next find hit, or redo find | 
|  | ?		Move to previous find hit | 
|  | f		Scroll diff view to next file | 
|  | <Ctrl-S>		Search for next hit in diff view | 
|  | <Ctrl-R>		Search for previous hit in diff view | 
|  | <Ctrl-KP+>	Increase font size | 
|  | <Ctrl-plus>	Increase font size | 
|  | <Ctrl-KP->	Decrease font size | 
|  | <Ctrl-minus>	Decrease font size | 
|  | <F5>		Update | 
|  | } \ | 
|  | -justify left -bg white -border 2 -relief groove | 
|  | pack $w.m -side top -fill both -padx 2 -pady 2 | 
|  | $w.m configure -font $uifont | 
|  | button $w.ok -text Close -command "destroy $w" -default active | 
|  | pack $w.ok -side bottom | 
|  | $w.ok configure -font $uifont | 
|  | 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] | 
|  | } | 
|  | $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 left | 
|  | $w conf -state disabled | 
|  | set treediropen($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 | 
|  |  | 
|  | treeview $cflist $treefilelist($id) 0 | 
|  | } | 
|  |  | 
|  | 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}; | 
|  | } | 
|  |  | 
|  | proc init_flist {first} { | 
|  | global cflist cflist_top selectedline 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}]]} | 
|  | } | 
|  | } | 
|  |  | 
|  | # 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 newviewperm uifont newishighlight | 
|  | global newviewargs revtreeargs | 
|  |  | 
|  | set newishighlight $ishighlight | 
|  | set top .gitkview | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | return | 
|  | } | 
|  | set newviewname($nextviewnum) "View $nextviewnum" | 
|  | set newviewperm($nextviewnum) 0 | 
|  | set newviewargs($nextviewnum) [shellarglist $revtreeargs] | 
|  | vieweditor $top $nextviewnum "Gitk view definition" | 
|  | } | 
|  |  | 
|  | proc editview {} { | 
|  | global curview | 
|  | global viewname viewperm newviewname newviewperm | 
|  | global viewargs newviewargs | 
|  |  | 
|  | set top .gitkvedit-$curview | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | return | 
|  | } | 
|  | set newviewname($curview) $viewname($curview) | 
|  | set newviewperm($curview) $viewperm($curview) | 
|  | set newviewargs($curview) [shellarglist $viewargs($curview)] | 
|  | vieweditor $top $curview "Gitk: edit view $viewname($curview)" | 
|  | } | 
|  |  | 
|  | proc vieweditor {top n title} { | 
|  | global newviewname newviewperm viewfiles | 
|  | global uifont | 
|  |  | 
|  | toplevel $top | 
|  | wm title $top $title | 
|  | label $top.nl -text "Name" -font $uifont | 
|  | entry $top.name -width 20 -textvariable newviewname($n) -font $uifont | 
|  | grid $top.nl $top.name -sticky w -pady 5 | 
|  | checkbutton $top.perm -text "Remember this view" -variable newviewperm($n) \ | 
|  | -font $uifont | 
|  | grid $top.perm - -pady 5 -sticky w | 
|  | message $top.al -aspect 1000 -font $uifont \ | 
|  | -text "Commits to include (arguments to git rev-list):" | 
|  | grid $top.al - -sticky w -pady 5 | 
|  | entry $top.args -width 50 -textvariable newviewargs($n) \ | 
|  | -background white -font $uifont | 
|  | grid $top.args - -sticky ew -padx 5 | 
|  | message $top.l -aspect 1000 -font $uifont \ | 
|  | -text "Enter files and directories to include, one per line:" | 
|  | grid $top.l - -sticky w | 
|  | text $top.t -width 40 -height 10 -background white -font $uifont | 
|  | if {[info exists viewfiles($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 | 
|  | } | 
|  | grid $top.t - -sticky ew -padx 5 | 
|  | frame $top.buts | 
|  | button $top.buts.ok -text "OK" -command [list newviewok $top $n] \ | 
|  | -font $uifont | 
|  | button $top.buts.can -text "Cancel" -command [list destroy $top] \ | 
|  | -font $uifont | 
|  | 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 | 
|  | 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} { | 
|  | global nextviewnum newviewperm newviewname newishighlight | 
|  | global viewname viewfiles viewperm selectedview curview | 
|  | global viewargs newviewargs viewhlmenu | 
|  |  | 
|  | if {[catch { | 
|  | set newargs [shellsplit $newviewargs($n)] | 
|  | } err]} { | 
|  | error_popup "Error in commit selection arguments: $err" | 
|  | wm raise $top | 
|  | focus $top | 
|  | return | 
|  | } | 
|  | set files {} | 
|  | foreach f [split [$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) $newviewperm($n) | 
|  | set viewfiles($n) $files | 
|  | set viewargs($n) $newargs | 
|  | addviewmenu $n | 
|  | if {!$newishighlight} { | 
|  | after idle showview $n | 
|  | } else { | 
|  | after idle addvhighlight $n | 
|  | } | 
|  | } else { | 
|  | # editing an existing view | 
|  | set viewperm($n) $newviewperm($n) | 
|  | 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)} { | 
|  | set viewfiles($n) $files | 
|  | set viewargs($n) $newargs | 
|  | if {$curview == $n} { | 
|  | after idle updatecommits | 
|  | } | 
|  | } | 
|  | } | 
|  | catch {destroy $top} | 
|  | } | 
|  |  | 
|  | proc delview {} { | 
|  | global curview viewdata viewperm hlview selectedhlview | 
|  |  | 
|  | if {$curview == 0} return | 
|  | if {[info exists hlview] && $hlview == $curview} { | 
|  | set selectedhlview None | 
|  | unset hlview | 
|  | } | 
|  | allviewmenus $curview delete | 
|  | set viewdata($curview) {} | 
|  | 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 flatten {var} { | 
|  | global $var | 
|  |  | 
|  | set ret {} | 
|  | foreach i [array names $var] { | 
|  | lappend ret $i [set $var\($i\)] | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc unflatten {var l} { | 
|  | global $var | 
|  |  | 
|  | catch {unset $var} | 
|  | foreach {i v} $l { | 
|  | set $var\($i\) $v | 
|  | } | 
|  | } | 
|  |  | 
|  | proc showview {n} { | 
|  | global curview viewdata viewfiles | 
|  | global displayorder parentlist childlist rowidlist rowoffsets | 
|  | global colormap rowtextx commitrow nextcolor canvxmax | 
|  | global numcommits rowrangelist commitlisted idrowranges | 
|  | global selectedline currentid canv canvy0 | 
|  | global matchinglines treediffs | 
|  | global pending_select phase | 
|  | global commitidx rowlaidout rowoptim linesegends | 
|  | global commfd nextupdate | 
|  | global selectedview | 
|  | global vparentlist vchildlist vdisporder vcmitlisted | 
|  | global hlview selectedhlview | 
|  |  | 
|  | if {$n == $curview} return | 
|  | set selid {} | 
|  | if {[info exists selectedline]} { | 
|  | set selid $currentid | 
|  | set y [yc $selectedline] | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | set span [$canv yview] | 
|  | set ytop [expr {[lindex $span 0] * $ymax}] | 
|  | set ybot [expr {[lindex $span 1] * $ymax}] | 
|  | if {$ytop < $y && $y < $ybot} { | 
|  | set yscreen [expr {$y - $ytop}] | 
|  | } else { | 
|  | set yscreen [expr {($ybot - $ytop) / 2}] | 
|  | } | 
|  | } | 
|  | unselectline | 
|  | normalline | 
|  | stopfindproc | 
|  | if {$curview >= 0} { | 
|  | set vparentlist($curview) $parentlist | 
|  | set vchildlist($curview) $childlist | 
|  | set vdisporder($curview) $displayorder | 
|  | set vcmitlisted($curview) $commitlisted | 
|  | if {$phase ne {}} { | 
|  | set viewdata($curview) \ | 
|  | [list $phase $rowidlist $rowoffsets $rowrangelist \ | 
|  | [flatten idrowranges] [flatten idinlist] \ | 
|  | $rowlaidout $rowoptim $numcommits $linesegends] | 
|  | } elseif {![info exists viewdata($curview)] | 
|  | || [lindex $viewdata($curview) 0] ne {}} { | 
|  | set viewdata($curview) \ | 
|  | [list {} $rowidlist $rowoffsets $rowrangelist] | 
|  | } | 
|  | } | 
|  | catch {unset matchinglines} | 
|  | catch {unset treediffs} | 
|  | clear_display | 
|  | if {[info exists hlview] && $hlview == $n} { | 
|  | unset hlview | 
|  | set selectedhlview None | 
|  | } | 
|  |  | 
|  | set curview $n | 
|  | set selectedview $n | 
|  | .bar.view entryconf Edit* -state [expr {$n == 0? "disabled": "normal"}] | 
|  | .bar.view entryconf Delete* -state [expr {$n == 0? "disabled": "normal"}] | 
|  |  | 
|  | if {![info exists viewdata($n)]} { | 
|  | set pending_select $selid | 
|  | getcommits | 
|  | return | 
|  | } | 
|  |  | 
|  | set v $viewdata($n) | 
|  | set phase [lindex $v 0] | 
|  | set displayorder $vdisporder($n) | 
|  | set parentlist $vparentlist($n) | 
|  | set childlist $vchildlist($n) | 
|  | set commitlisted $vcmitlisted($n) | 
|  | set rowidlist [lindex $v 1] | 
|  | set rowoffsets [lindex $v 2] | 
|  | set rowrangelist [lindex $v 3] | 
|  | if {$phase eq {}} { | 
|  | set numcommits [llength $displayorder] | 
|  | catch {unset idrowranges} | 
|  | } else { | 
|  | unflatten idrowranges [lindex $v 4] | 
|  | unflatten idinlist [lindex $v 5] | 
|  | set rowlaidout [lindex $v 6] | 
|  | set rowoptim [lindex $v 7] | 
|  | set numcommits [lindex $v 8] | 
|  | set linesegends [lindex $v 9] | 
|  | } | 
|  |  | 
|  | catch {unset colormap} | 
|  | catch {unset rowtextx} | 
|  | set nextcolor 0 | 
|  | set canvxmax [$canv cget -width] | 
|  | set curview $n | 
|  | set row 0 | 
|  | setcanvscroll | 
|  | set yf 0 | 
|  | set row 0 | 
|  | if {$selid ne {} && [info exists commitrow($n,$selid)]} { | 
|  | set row $commitrow($n,$selid) | 
|  | # try to get the selected row in the same position on the screen | 
|  | set ymax [lindex [$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 | 
|  | selectline $row 0 | 
|  | if {$phase ne {}} { | 
|  | if {$phase eq "getcommits"} { | 
|  | show_status "Reading commits..." | 
|  | } | 
|  | if {[info exists commfd($n)]} { | 
|  | layoutmore {} | 
|  | } else { | 
|  | finishcommits | 
|  | } | 
|  | } elseif {$numcommits == 0} { | 
|  | show_status "No commits selected" | 
|  | } | 
|  | } | 
|  |  | 
|  | # Stuff relating to the highlighting facility | 
|  |  | 
|  | proc ishighlighted {row} { | 
|  | global vhighlights fhighlights nhighlights rhighlights | 
|  |  | 
|  | if {[info exists nhighlights($row)] && $nhighlights($row) > 0} { | 
|  | return $nhighlights($row) | 
|  | } | 
|  | if {[info exists vhighlights($row)] && $vhighlights($row) > 0} { | 
|  | return $vhighlights($row) | 
|  | } | 
|  | if {[info exists fhighlights($row)] && $fhighlights($row) > 0} { | 
|  | return $fhighlights($row) | 
|  | } | 
|  | if {[info exists rhighlights($row)] && $rhighlights($row) > 0} { | 
|  | return $rhighlights($row) | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc bolden {row font} { | 
|  | global canv linehtag selectedline boldrows | 
|  |  | 
|  | lappend boldrows $row | 
|  | $canv itemconf $linehtag($row) -font $font | 
|  | if {[info exists selectedline] && $row == $selectedline} { | 
|  | $canv delete secsel | 
|  | set t [eval $canv create rect [$canv bbox $linehtag($row)] \ | 
|  | -outline {{}} -tags secsel \ | 
|  | -fill [$canv cget -selectbackground]] | 
|  | $canv lower $t | 
|  | } | 
|  | } | 
|  |  | 
|  | proc bolden_name {row font} { | 
|  | global canv2 linentag selectedline boldnamerows | 
|  |  | 
|  | lappend boldnamerows $row | 
|  | $canv2 itemconf $linentag($row) -font $font | 
|  | if {[info exists selectedline] && $row == $selectedline} { | 
|  | $canv2 delete secsel | 
|  | set t [eval $canv2 create rect [$canv2 bbox $linentag($row)] \ | 
|  | -outline {{}} -tags secsel \ | 
|  | -fill [$canv2 cget -selectbackground]] | 
|  | $canv2 lower $t | 
|  | } | 
|  | } | 
|  |  | 
|  | proc unbolden {} { | 
|  | global mainfont boldrows | 
|  |  | 
|  | set stillbold {} | 
|  | foreach row $boldrows { | 
|  | if {![ishighlighted $row]} { | 
|  | bolden $row $mainfont | 
|  | } else { | 
|  | lappend stillbold $row | 
|  | } | 
|  | } | 
|  | set boldrows $stillbold | 
|  | } | 
|  |  | 
|  | proc addvhighlight {n} { | 
|  | global hlview curview viewdata vhl_done vhighlights commitidx | 
|  |  | 
|  | if {[info exists hlview]} { | 
|  | delvhighlight | 
|  | } | 
|  | set hlview $n | 
|  | if {$n != $curview && ![info exists viewdata($n)]} { | 
|  | set viewdata($n) [list getcommits {{}} {{}} {} {} {} 0 0 0 {}] | 
|  | set vparentlist($n) {} | 
|  | set vchildlist($n) {} | 
|  | set vdisporder($n) {} | 
|  | set vcmitlisted($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 | 
|  | global displayorder vdisporder curview mainfont | 
|  |  | 
|  | set font [concat $mainfont bold] | 
|  | set max $commitidx($hlview) | 
|  | if {$hlview == $curview} { | 
|  | set disp $displayorder | 
|  | } else { | 
|  | set disp $vdisporder($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 [lindex $disp $i] | 
|  | if {[info exists commitrow($curview,$id)]} { | 
|  | set row $commitrow($curview,$id) | 
|  | if {$r0 <= $row && $row <= $r1} { | 
|  | if {![highlighted $row]} { | 
|  | bolden $row $font | 
|  | } | 
|  | set vhighlights($row) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | set vhl_done $max | 
|  | } | 
|  |  | 
|  | proc askvhighlight {row id} { | 
|  | global hlview vhighlights commitrow iddrawn mainfont | 
|  |  | 
|  | if {[info exists commitrow($hlview,$id)]} { | 
|  | if {[info exists iddrawn($id)] && ![ishighlighted $row]} { | 
|  | bolden $row [concat $mainfont bold] | 
|  | } | 
|  | set vhighlights($row) 1 | 
|  | } else { | 
|  | set vhighlights($row) 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc hfiles_change {name ix op} { | 
|  | global highlight_files filehighlight fhighlights fh_serial | 
|  | global mainfont 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 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 $ret | 
|  | } | 
|  |  | 
|  | proc do_file_hl {serial} { | 
|  | global highlight_files filehighlight highlight_paths gdttype fhl_list | 
|  |  | 
|  | if {$gdttype eq "touching paths:"} { | 
|  | if {[catch {set paths [shellsplit $highlight_files]}]} return | 
|  | set highlight_paths [makepatterns $paths] | 
|  | highlight_filelist | 
|  | set gdtargs [concat -- $paths] | 
|  | } else { | 
|  | set gdtargs [list "-S$highlight_files"] | 
|  | } | 
|  | set cmd [concat | git diff-tree -r -s --stdin $gdtargs] | 
|  | set filehighlight [open $cmd r+] | 
|  | fconfigure $filehighlight -blocking 0 | 
|  | fileevent $filehighlight readable 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 $id | 
|  | set fhighlights($row) -1 | 
|  | puts $filehighlight $id | 
|  | } | 
|  |  | 
|  | proc readfhighlight {} { | 
|  | global filehighlight fhighlights commitrow curview mainfont iddrawn | 
|  | global fhl_list | 
|  |  | 
|  | while {[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 $j] | 
|  | if {[info exists commitrow($curview,$id)]} { | 
|  | set fhighlights($commitrow($curview,$id)) 0 | 
|  | } | 
|  | } | 
|  | set fhl_list [lrange $fhl_list [expr {$i+1}] end] | 
|  | if {$line eq {}} continue | 
|  | if {![info exists commitrow($curview,$line)]} continue | 
|  | set row $commitrow($curview,$line) | 
|  | if {[info exists iddrawn($line)] && ![ishighlighted $row]} { | 
|  | bolden $row [concat $mainfont bold] | 
|  | } | 
|  | set fhighlights($row) 1 | 
|  | } | 
|  | if {[eof $filehighlight]} { | 
|  | # strange... | 
|  | puts "oops, git diff-tree died" | 
|  | catch {close $filehighlight} | 
|  | unset filehighlight | 
|  | } | 
|  | next_hlcont | 
|  | } | 
|  |  | 
|  | proc find_change {name ix op} { | 
|  | global nhighlights mainfont boldnamerows | 
|  | global findstring findpattern findtype | 
|  |  | 
|  | # delete previous highlights, if any | 
|  | foreach row $boldnamerows { | 
|  | bolden_name $row $mainfont | 
|  | } | 
|  | set boldnamerows {} | 
|  | catch {unset nhighlights} | 
|  | unbolden | 
|  | if {$findtype ne "Regexp"} { | 
|  | set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \ | 
|  | $findstring] | 
|  | set findpattern "*$e*" | 
|  | } | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | proc askfindhighlight {row id} { | 
|  | global nhighlights commitinfo iddrawn mainfont | 
|  | global findstring findtype findloc findpattern | 
|  |  | 
|  | if {![info exists commitinfo($id)]} { | 
|  | getcommit $id | 
|  | } | 
|  | set info $commitinfo($id) | 
|  | set isbold 0 | 
|  | set fldtypes {Headline Author Date Committer CDate Comments} | 
|  | foreach f $info ty $fldtypes { | 
|  | if {$findloc ne "All fields" && $findloc ne $ty} { | 
|  | continue | 
|  | } | 
|  | if {$findtype eq "Regexp"} { | 
|  | set doesmatch [regexp $findstring $f] | 
|  | } elseif {$findtype eq "IgnCase"} { | 
|  | set doesmatch [string match -nocase $findpattern $f] | 
|  | } else { | 
|  | set doesmatch [string match $findpattern $f] | 
|  | } | 
|  | if {$doesmatch} { | 
|  | if {$ty eq "Author"} { | 
|  | set isbold 2 | 
|  | } else { | 
|  | set isbold 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[info exists iddrawn($id)]} { | 
|  | if {$isbold && ![ishighlighted $row]} { | 
|  | bolden $row [concat $mainfont bold] | 
|  | } | 
|  | if {$isbold >= 2} { | 
|  | bolden_name $row [concat $mainfont bold] | 
|  | } | 
|  | } | 
|  | set nhighlights($row) $isbold | 
|  | } | 
|  |  | 
|  | proc vrel_change {name ix op} { | 
|  | global highlight_related | 
|  |  | 
|  | rhighlight_none | 
|  | if {$highlight_related ne "None"} { | 
|  | after idle 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 rhighlights | 
|  |  | 
|  | catch {unset descendent} | 
|  | set desc_todo [list $a] | 
|  | catch {unset ancestor} | 
|  | set anc_todo [list $a] | 
|  | if {$highlight_related ne "None"} { | 
|  | rhighlight_none | 
|  | after idle drawvisible | 
|  | } | 
|  | } | 
|  |  | 
|  | proc rhighlight_none {} { | 
|  | global rhighlights | 
|  |  | 
|  | catch {unset rhighlights} | 
|  | unbolden | 
|  | } | 
|  |  | 
|  | proc is_descendent {a} { | 
|  | global curview children commitrow descendent desc_todo | 
|  |  | 
|  | set v $curview | 
|  | set la $commitrow($v,$a) | 
|  | set todo $desc_todo | 
|  | set leftover {} | 
|  | set done 0 | 
|  | for {set i 0} {$i < [llength $todo]} {incr i} { | 
|  | set do [lindex $todo $i] | 
|  | if {$commitrow($v,$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 parentlist commitrow ancestor anc_todo | 
|  |  | 
|  | set v $curview | 
|  | set la $commitrow($v,$a) | 
|  | set todo $anc_todo | 
|  | set leftover {} | 
|  | set done 0 | 
|  | for {set i 0} {$i < [llength $todo]} {incr i} { | 
|  | set do [lindex $todo $i] | 
|  | if {![info exists commitrow($v,$do)] || $commitrow($v,$do) > $la} { | 
|  | lappend leftover $do | 
|  | continue | 
|  | } | 
|  | foreach np [lindex $parentlist $commitrow($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 $leftover | 
|  | } | 
|  |  | 
|  | proc askrelhighlight {row id} { | 
|  | global descendent highlight_related iddrawn mainfont rhighlights | 
|  | global selectedline ancestor | 
|  |  | 
|  | if {![info exists selectedline]} return | 
|  | set isbold 0 | 
|  | if {$highlight_related eq "Descendent" || | 
|  | $highlight_related eq "Not descendent"} { | 
|  | if {![info exists descendent($id)]} { | 
|  | is_descendent $id | 
|  | } | 
|  | if {$descendent($id) == ($highlight_related eq "Descendent")} { | 
|  | set isbold 1 | 
|  | } | 
|  | } elseif {$highlight_related eq "Ancestor" || | 
|  | $highlight_related eq "Not ancestor"} { | 
|  | if {![info exists ancestor($id)]} { | 
|  | is_ancestor $id | 
|  | } | 
|  | if {$ancestor($id) == ($highlight_related eq "Ancestor")} { | 
|  | set isbold 1 | 
|  | } | 
|  | } | 
|  | if {[info exists iddrawn($id)]} { | 
|  | if {$isbold && ![ishighlighted $row]} { | 
|  | bolden $row [concat $mainfont bold] | 
|  | } | 
|  | } | 
|  | set rhighlights($row) $isbold | 
|  | } | 
|  |  | 
|  | proc next_hlcont {} { | 
|  | global fhl_row fhl_dirn displayorder numcommits | 
|  | global vhighlights fhighlights nhighlights rhighlights | 
|  | global hlview filehighlight findstring highlight_related | 
|  |  | 
|  | if {![info exists fhl_dirn] || $fhl_dirn == 0} return | 
|  | set row $fhl_row | 
|  | while {1} { | 
|  | if {$row < 0 || $row >= $numcommits} { | 
|  | bell | 
|  | set fhl_dirn 0 | 
|  | return | 
|  | } | 
|  | set id [lindex $displayorder $row] | 
|  | if {[info exists hlview]} { | 
|  | if {![info exists vhighlights($row)]} { | 
|  | askvhighlight $row $id | 
|  | } | 
|  | if {$vhighlights($row) > 0} break | 
|  | } | 
|  | if {$findstring ne {}} { | 
|  | if {![info exists nhighlights($row)]} { | 
|  | askfindhighlight $row $id | 
|  | } | 
|  | if {$nhighlights($row) > 0} break | 
|  | } | 
|  | if {$highlight_related ne "None"} { | 
|  | if {![info exists rhighlights($row)]} { | 
|  | askrelhighlight $row $id | 
|  | } | 
|  | if {$rhighlights($row) > 0} break | 
|  | } | 
|  | if {[info exists filehighlight]} { | 
|  | if {![info exists fhighlights($row)]} { | 
|  | # ask for a few more while we're at it... | 
|  | set r $row | 
|  | for {set n 0} {$n < 100} {incr n} { | 
|  | if {![info exists fhighlights($r)]} { | 
|  | askfilehighlight $r [lindex $displayorder $r] | 
|  | } | 
|  | incr r $fhl_dirn | 
|  | if {$r < 0 || $r >= $numcommits} break | 
|  | } | 
|  | flushhighlights | 
|  | } | 
|  | if {$fhighlights($row) < 0} { | 
|  | set fhl_row $row | 
|  | return | 
|  | } | 
|  | if {$fhighlights($row) > 0} break | 
|  | } | 
|  | incr row $fhl_dirn | 
|  | } | 
|  | set fhl_dirn 0 | 
|  | selectline $row 1 | 
|  | } | 
|  |  | 
|  | proc next_highlight {dirn} { | 
|  | global selectedline fhl_row fhl_dirn | 
|  | global hlview filehighlight findstring highlight_related | 
|  |  | 
|  | if {![info exists selectedline]} return | 
|  | if {!([info exists hlview] || $findstring ne {} || | 
|  | $highlight_related ne "None" || [info exists filehighlight])} return | 
|  | set fhl_row [expr {$selectedline + $dirn}] | 
|  | set fhl_dirn $dirn | 
|  | next_hlcont | 
|  | } | 
|  |  | 
|  | proc cancel_next_highlight {} { | 
|  | global fhl_dirn | 
|  |  | 
|  | set fhl_dirn 0 | 
|  | } | 
|  |  | 
|  | # 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 incrange {l x o} { | 
|  | set n [llength $l] | 
|  | while {$x < $n} { | 
|  | set e [lindex $l $x] | 
|  | if {$e ne {}} { | 
|  | lset l $x [expr {$e + $o}] | 
|  | } | 
|  | incr x | 
|  | } | 
|  | return $l | 
|  | } | 
|  |  | 
|  | proc ntimes {n o} { | 
|  | set ret {} | 
|  | for {} {$n > 0} {incr n -1} { | 
|  | lappend ret $o | 
|  | } | 
|  | return $ret | 
|  | } | 
|  |  | 
|  | proc usedinrange {id l1 l2} { | 
|  | global children commitrow childlist curview | 
|  |  | 
|  | if {[info exists commitrow($curview,$id)]} { | 
|  | set r $commitrow($curview,$id) | 
|  | if {$l1 <= $r && $r <= $l2} { | 
|  | return [expr {$r - $l1 + 1}] | 
|  | } | 
|  | set kids [lindex $childlist $r] | 
|  | } else { | 
|  | set kids $children($curview,$id) | 
|  | } | 
|  | foreach c $kids { | 
|  | set r $commitrow($curview,$c) | 
|  | if {$l1 <= $r && $r <= $l2} { | 
|  | return [expr {$r - $l1 + 1}] | 
|  | } | 
|  | } | 
|  | return 0 | 
|  | } | 
|  |  | 
|  | proc sanity {row {full 0}} { | 
|  | global rowidlist rowoffsets | 
|  |  | 
|  | set col -1 | 
|  | set ids [lindex $rowidlist $row] | 
|  | foreach id $ids { | 
|  | incr col | 
|  | if {$id eq {}} continue | 
|  | if {$col < [llength $ids] - 1 && | 
|  | [lsearch -exact -start [expr {$col+1}] $ids $id] >= 0} { | 
|  | puts "oops: [shortids $id] repeated in row $row col $col: {[shortids [lindex $rowidlist $row]]}" | 
|  | } | 
|  | set o [lindex $rowoffsets $row $col] | 
|  | set y $row | 
|  | set x $col | 
|  | while {$o ne {}} { | 
|  | incr y -1 | 
|  | incr x $o | 
|  | if {[lindex $rowidlist $y $x] != $id} { | 
|  | puts "oops: rowoffsets wrong at row [expr {$y+1}] col [expr {$x-$o}]" | 
|  | puts "  id=[shortids $id] check started at row $row" | 
|  | for {set i $row} {$i >= $y} {incr i -1} { | 
|  | puts "  row $i ids={[shortids [lindex $rowidlist $i]]} offs={[lindex $rowoffsets $i]}" | 
|  | } | 
|  | break | 
|  | } | 
|  | if {!$full} break | 
|  | set o [lindex $rowoffsets $y $x] | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc makeuparrow {oid x y z} { | 
|  | global rowidlist rowoffsets uparrowlen idrowranges | 
|  |  | 
|  | for {set i 1} {$i < $uparrowlen && $y > 1} {incr i} { | 
|  | incr y -1 | 
|  | incr x $z | 
|  | set off0 [lindex $rowoffsets $y] | 
|  | for {set x0 $x} {1} {incr x0} { | 
|  | if {$x0 >= [llength $off0]} { | 
|  | set x0 [llength [lindex $rowoffsets [expr {$y-1}]]] | 
|  | break | 
|  | } | 
|  | set z [lindex $off0 $x0] | 
|  | if {$z ne {}} { | 
|  | incr x0 $z | 
|  | break | 
|  | } | 
|  | } | 
|  | set z [expr {$x0 - $x}] | 
|  | lset rowidlist $y [linsert [lindex $rowidlist $y] $x $oid] | 
|  | lset rowoffsets $y [linsert [lindex $rowoffsets $y] $x $z] | 
|  | } | 
|  | set tmp [lreplace [lindex $rowoffsets $y] $x $x {}] | 
|  | lset rowoffsets $y [incrange $tmp [expr {$x+1}] -1] | 
|  | lappend idrowranges($oid) $y | 
|  | } | 
|  |  | 
|  | proc initlayout {} { | 
|  | global rowidlist rowoffsets displayorder commitlisted | 
|  | global rowlaidout rowoptim | 
|  | global idinlist rowchk rowrangelist idrowranges | 
|  | global numcommits canvxmax canv | 
|  | global nextcolor | 
|  | global parentlist childlist children | 
|  | global colormap rowtextx | 
|  | global linesegends | 
|  |  | 
|  | set numcommits 0 | 
|  | set displayorder {} | 
|  | set commitlisted {} | 
|  | set parentlist {} | 
|  | set childlist {} | 
|  | set rowrangelist {} | 
|  | set nextcolor 0 | 
|  | set rowidlist {{}} | 
|  | set rowoffsets {{}} | 
|  | catch {unset idinlist} | 
|  | catch {unset rowchk} | 
|  | set rowlaidout 0 | 
|  | set rowoptim 0 | 
|  | set canvxmax [$canv cget -width] | 
|  | catch {unset colormap} | 
|  | catch {unset rowtextx} | 
|  | catch {unset idrowranges} | 
|  | set linesegends {} | 
|  | } | 
|  |  | 
|  | proc setcanvscroll {} { | 
|  | global canv canv2 canv3 numcommits linespc canvxmax canvy0 | 
|  |  | 
|  | 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 $ymax] | 
|  | } | 
|  |  | 
|  | proc visiblerows {} { | 
|  | global canv numcommits linespc | 
|  |  | 
|  | set ymax [lindex [$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 $r1] | 
|  | } | 
|  |  | 
|  | proc layoutmore {tmax} { | 
|  | global rowlaidout rowoptim commitidx numcommits optim_delay | 
|  | global uparrowlen curview | 
|  |  | 
|  | while {1} { | 
|  | if {$rowoptim - $optim_delay > $numcommits} { | 
|  | showstuff [expr {$rowoptim - $optim_delay}] | 
|  | } elseif {$rowlaidout - $uparrowlen - 1 > $rowoptim} { | 
|  | set nr [expr {$rowlaidout - $uparrowlen - 1 - $rowoptim}] | 
|  | if {$nr > 100} { | 
|  | set nr 100 | 
|  | } | 
|  | optimize_rows $rowoptim 0 [expr {$rowoptim + $nr}] | 
|  | incr rowoptim $nr | 
|  | } elseif {$commitidx($curview) > $rowlaidout} { | 
|  | set nr [expr {$commitidx($curview) - $rowlaidout}] | 
|  | # may need to increase this threshold if uparrowlen or | 
|  | # mingaplen are increased... | 
|  | if {$nr > 150} { | 
|  | set nr 150 | 
|  | } | 
|  | set row $rowlaidout | 
|  | set rowlaidout [layoutrows $row [expr {$row + $nr}] 0] | 
|  | if {$rowlaidout == $row} { | 
|  | return 0 | 
|  | } | 
|  | } else { | 
|  | return 0 | 
|  | } | 
|  | if {$tmax ne {} && [clock clicks -milliseconds] >= $tmax} { | 
|  | return 1 | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc showstuff {canshow} { | 
|  | global numcommits commitrow pending_select selectedline | 
|  | global linesegends idrowranges idrangedrawn curview | 
|  |  | 
|  | if {$numcommits == 0} { | 
|  | global phase | 
|  | set phase "incrdraw" | 
|  | allcanvs delete all | 
|  | } | 
|  | set row $numcommits | 
|  | set numcommits $canshow | 
|  | setcanvscroll | 
|  | set rows [visiblerows] | 
|  | set r0 [lindex $rows 0] | 
|  | set r1 [lindex $rows 1] | 
|  | set selrow -1 | 
|  | for {set r $row} {$r < $canshow} {incr r} { | 
|  | foreach id [lindex $linesegends [expr {$r+1}]] { | 
|  | set i -1 | 
|  | foreach {s e} [rowranges $id] { | 
|  | incr i | 
|  | if {$e ne {} && $e < $numcommits && $s <= $r1 && $e >= $r0 | 
|  | && ![info exists idrangedrawn($id,$i)]} { | 
|  | drawlineseg $id $i | 
|  | set idrangedrawn($id,$i) 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$canshow > $r1} { | 
|  | set canshow $r1 | 
|  | } | 
|  | while {$row < $canshow} { | 
|  | drawcmitrow $row | 
|  | incr row | 
|  | } | 
|  | if {[info exists pending_select] && | 
|  | [info exists commitrow($curview,$pending_select)] && | 
|  | $commitrow($curview,$pending_select) < $numcommits} { | 
|  | selectline $commitrow($curview,$pending_select) 1 | 
|  | } | 
|  | if {![info exists selectedline] && ![info exists pending_select]} { | 
|  | selectline 0 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc layoutrows {row endrow last} { | 
|  | global rowidlist rowoffsets displayorder | 
|  | global uparrowlen downarrowlen maxwidth mingaplen | 
|  | global childlist parentlist | 
|  | global idrowranges linesegends | 
|  | global commitidx curview | 
|  | global idinlist rowchk rowrangelist | 
|  |  | 
|  | set idlist [lindex $rowidlist $row] | 
|  | set offs [lindex $rowoffsets $row] | 
|  | while {$row < $endrow} { | 
|  | set id [lindex $displayorder $row] | 
|  | set oldolds {} | 
|  | set newolds {} | 
|  | foreach p [lindex $parentlist $row] { | 
|  | if {![info exists idinlist($p)]} { | 
|  | lappend newolds $p | 
|  | } elseif {!$idinlist($p)} { | 
|  | lappend oldolds $p | 
|  | } | 
|  | } | 
|  | set lse {} | 
|  | set nev [expr {[llength $idlist] + [llength $newolds] | 
|  | + [llength $oldolds] - $maxwidth + 1}] | 
|  | if {$nev > 0} { | 
|  | if {!$last && | 
|  | $row + $uparrowlen + $mingaplen >= $commitidx($curview)} break | 
|  | for {set x [llength $idlist]} {[incr x -1] >= 0} {} { | 
|  | set i [lindex $idlist $x] | 
|  | if {![info exists rowchk($i)] || $row >= $rowchk($i)} { | 
|  | set r [usedinrange $i [expr {$row - $downarrowlen}] \ | 
|  | [expr {$row + $uparrowlen + $mingaplen}]] | 
|  | if {$r == 0} { | 
|  | set idlist [lreplace $idlist $x $x] | 
|  | set offs [lreplace $offs $x $x] | 
|  | set offs [incrange $offs $x 1] | 
|  | set idinlist($i) 0 | 
|  | set rm1 [expr {$row - 1}] | 
|  | lappend lse $i | 
|  | lappend idrowranges($i) $rm1 | 
|  | if {[incr nev -1] <= 0} break | 
|  | continue | 
|  | } | 
|  | set rowchk($id) [expr {$row + $r}] | 
|  | } | 
|  | } | 
|  | lset rowidlist $row $idlist | 
|  | lset rowoffsets $row $offs | 
|  | } | 
|  | lappend linesegends $lse | 
|  | set col [lsearch -exact $idlist $id] | 
|  | if {$col < 0} { | 
|  | set col [llength $idlist] | 
|  | lappend idlist $id | 
|  | lset rowidlist $row $idlist | 
|  | set z {} | 
|  | if {[lindex $childlist $row] ne {}} { | 
|  | set z [expr {[llength [lindex $rowidlist [expr {$row-1}]]] - $col}] | 
|  | unset idinlist($id) | 
|  | } | 
|  | lappend offs $z | 
|  | lset rowoffsets $row $offs | 
|  | if {$z ne {}} { | 
|  | makeuparrow $id $col $row $z | 
|  | } | 
|  | } else { | 
|  | unset idinlist($id) | 
|  | } | 
|  | set ranges {} | 
|  | if {[info exists idrowranges($id)]} { | 
|  | set ranges $idrowranges($id) | 
|  | lappend ranges $row | 
|  | unset idrowranges($id) | 
|  | } | 
|  | lappend rowrangelist $ranges | 
|  | incr row | 
|  | set offs [ntimes [llength $idlist] 0] | 
|  | set l [llength $newolds] | 
|  | set idlist [eval lreplace \$idlist $col $col $newolds] | 
|  | set o 0 | 
|  | if {$l != 1} { | 
|  | set offs [lrange $offs 0 [expr {$col - 1}]] | 
|  | foreach x $newolds { | 
|  | lappend offs {} | 
|  | incr o -1 | 
|  | } | 
|  | incr o | 
|  | set tmp [expr {[llength $idlist] - [llength $offs]}] | 
|  | if {$tmp > 0} { | 
|  | set offs [concat $offs [ntimes $tmp $o]] | 
|  | } | 
|  | } else { | 
|  | lset offs $col {} | 
|  | } | 
|  | foreach i $newolds { | 
|  | set idinlist($i) 1 | 
|  | set idrowranges($i) $row | 
|  | } | 
|  | incr col $l | 
|  | foreach oid $oldolds { | 
|  | set idinlist($oid) 1 | 
|  | set idlist [linsert $idlist $col $oid] | 
|  | set offs [linsert $offs $col $o] | 
|  | makeuparrow $oid $col $row $o | 
|  | incr col | 
|  | } | 
|  | lappend rowidlist $idlist | 
|  | lappend rowoffsets $offs | 
|  | } | 
|  | return $row | 
|  | } | 
|  |  | 
|  | proc addextraid {id row} { | 
|  | global displayorder commitrow commitinfo | 
|  | global commitidx commitlisted | 
|  | global parentlist childlist children curview | 
|  |  | 
|  | incr commitidx($curview) | 
|  | lappend displayorder $id | 
|  | lappend commitlisted 0 | 
|  | lappend parentlist {} | 
|  | set commitrow($curview,$id) $row | 
|  | readcommit $id | 
|  | if {![info exists commitinfo($id)]} { | 
|  | set commitinfo($id) {"No commit information available"} | 
|  | } | 
|  | if {![info exists children($curview,$id)]} { | 
|  | set children($curview,$id) {} | 
|  | } | 
|  | lappend childlist $children($curview,$id) | 
|  | } | 
|  |  | 
|  | proc layouttail {} { | 
|  | global rowidlist rowoffsets idinlist commitidx curview | 
|  | global idrowranges rowrangelist | 
|  |  | 
|  | set row $commitidx($curview) | 
|  | set idlist [lindex $rowidlist $row] | 
|  | while {$idlist ne {}} { | 
|  | set col [expr {[llength $idlist] - 1}] | 
|  | set id [lindex $idlist $col] | 
|  | addextraid $id $row | 
|  | unset idinlist($id) | 
|  | lappend idrowranges($id) $row | 
|  | lappend rowrangelist $idrowranges($id) | 
|  | unset idrowranges($id) | 
|  | incr row | 
|  | set offs [ntimes $col 0] | 
|  | set idlist [lreplace $idlist $col $col] | 
|  | lappend rowidlist $idlist | 
|  | lappend rowoffsets $offs | 
|  | } | 
|  |  | 
|  | foreach id [array names idinlist] { | 
|  | addextraid $id $row | 
|  | lset rowidlist $row [list $id] | 
|  | lset rowoffsets $row 0 | 
|  | makeuparrow $id 0 $row 0 | 
|  | lappend idrowranges($id) $row | 
|  | lappend rowrangelist $idrowranges($id) | 
|  | unset idrowranges($id) | 
|  | incr row | 
|  | lappend rowidlist {} | 
|  | lappend rowoffsets {} | 
|  | } | 
|  | } | 
|  |  | 
|  | proc insert_pad {row col npad} { | 
|  | global rowidlist rowoffsets | 
|  |  | 
|  | set pad [ntimes $npad {}] | 
|  | lset rowidlist $row [eval linsert [list [lindex $rowidlist $row]] $col $pad] | 
|  | set tmp [eval linsert [list [lindex $rowoffsets $row]] $col $pad] | 
|  | lset rowoffsets $row [incrange $tmp [expr {$col + $npad}] [expr {-$npad}]] | 
|  | } | 
|  |  | 
|  | proc optimize_rows {row col endrow} { | 
|  | global rowidlist rowoffsets idrowranges displayorder | 
|  |  | 
|  | for {} {$row < $endrow} {incr row} { | 
|  | set idlist [lindex $rowidlist $row] | 
|  | set offs [lindex $rowoffsets $row] | 
|  | set haspad 0 | 
|  | for {} {$col < [llength $offs]} {incr col} { | 
|  | if {[lindex $idlist $col] eq {}} { | 
|  | set haspad 1 | 
|  | continue | 
|  | } | 
|  | set z [lindex $offs $col] | 
|  | if {$z eq {}} continue | 
|  | set isarrow 0 | 
|  | set x0 [expr {$col + $z}] | 
|  | set y0 [expr {$row - 1}] | 
|  | set z0 [lindex $rowoffsets $y0 $x0] | 
|  | if {$z0 eq {}} { | 
|  | set id [lindex $idlist $col] | 
|  | set ranges [rowranges $id] | 
|  | if {$ranges ne {} && $y0 > [lindex $ranges 0]} { | 
|  | set isarrow 1 | 
|  | } | 
|  | } | 
|  | if {$z < -1 || ($z < 0 && $isarrow)} { | 
|  | set npad [expr {-1 - $z + $isarrow}] | 
|  | set offs [incrange $offs $col $npad] | 
|  | insert_pad $y0 $x0 $npad | 
|  | if {$y0 > 0} { | 
|  | optimize_rows $y0 $x0 $row | 
|  | } | 
|  | set z [lindex $offs $col] | 
|  | set x0 [expr {$col + $z}] | 
|  | set z0 [lindex $rowoffsets $y0 $x0] | 
|  | } elseif {$z > 1 || ($z > 0 && $isarrow)} { | 
|  | set npad [expr {$z - 1 + $isarrow}] | 
|  | set y1 [expr {$row + 1}] | 
|  | set offs2 [lindex $rowoffsets $y1] | 
|  | set x1 -1 | 
|  | foreach z $offs2 { | 
|  | incr x1 | 
|  | if {$z eq {} || $x1 + $z < $col} continue | 
|  | if {$x1 + $z > $col} { | 
|  | incr npad | 
|  | } | 
|  | lset rowoffsets $y1 [incrange $offs2 $x1 $npad] | 
|  | break | 
|  | } | 
|  | set pad [ntimes $npad {}] | 
|  | set idlist [eval linsert \$idlist $col $pad] | 
|  | set tmp [eval linsert \$offs $col $pad] | 
|  | incr col $npad | 
|  | set offs [incrange $tmp $col [expr {-$npad}]] | 
|  | set z [lindex $offs $col] | 
|  | set haspad 1 | 
|  | } | 
|  | if {$z0 eq {} && !$isarrow} { | 
|  | # this line links to its first child on row $row-2 | 
|  | set rm2 [expr {$row - 2}] | 
|  | set id [lindex $displayorder $rm2] | 
|  | set xc [lsearch -exact [lindex $rowidlist $rm2] $id] | 
|  | if {$xc >= 0} { | 
|  | set z0 [expr {$xc - $x0}] | 
|  | } | 
|  | } | 
|  | if {$z0 ne {} && $z < 0 && $z0 > 0} { | 
|  | insert_pad $y0 $x0 1 | 
|  | set offs [incrange $offs $col 1] | 
|  | optimize_rows $y0 [expr {$x0 + 1}] $row | 
|  | } | 
|  | } | 
|  | if {!$haspad} { | 
|  | set o {} | 
|  | for {set col [llength $idlist]} {[incr col -1] >= 0} {} { | 
|  | set o [lindex $offs $col] | 
|  | if {$o eq {}} { | 
|  | # check if this is the link to the first child | 
|  | set id [lindex $idlist $col] | 
|  | set ranges [rowranges $id] | 
|  | if {$ranges ne {} && $row == [lindex $ranges 0]} { | 
|  | # it is, work out offset to child | 
|  | set y0 [expr {$row - 1}] | 
|  | set id [lindex $displayorder $y0] | 
|  | set x0 [lsearch -exact [lindex $rowidlist $y0] $id] | 
|  | if {$x0 >= 0} { | 
|  | set o [expr {$x0 - $col}] | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$o eq {} || $o <= 0} break | 
|  | } | 
|  | if {$o ne {} && [incr col] < [llength $idlist]} { | 
|  | set y1 [expr {$row + 1}] | 
|  | set offs2 [lindex $rowoffsets $y1] | 
|  | set x1 -1 | 
|  | foreach z $offs2 { | 
|  | incr x1 | 
|  | if {$z eq {} || $x1 + $z < $col} continue | 
|  | lset rowoffsets $y1 [incrange $offs2 $x1 1] | 
|  | break | 
|  | } | 
|  | set idlist [linsert $idlist $col {}] | 
|  | set tmp [linsert $offs $col {}] | 
|  | incr col | 
|  | set offs [incrange $tmp $col -1] | 
|  | } | 
|  | } | 
|  | lset rowidlist $row $idlist | 
|  | lset rowoffsets $row $offs | 
|  | set col 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc xc {row col} { | 
|  | global canvx0 linespc | 
|  | return [expr {$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 $wid | 
|  | } | 
|  |  | 
|  | proc rowranges {id} { | 
|  | global phase idrowranges commitrow rowlaidout rowrangelist curview | 
|  |  | 
|  | set ranges {} | 
|  | if {$phase eq {} || | 
|  | ([info exists commitrow($curview,$id)] | 
|  | && $commitrow($curview,$id) < $rowlaidout)} { | 
|  | set ranges [lindex $rowrangelist $commitrow($curview,$id)] | 
|  | } elseif {[info exists idrowranges($id)]} { | 
|  | set ranges $idrowranges($id) | 
|  | } | 
|  | return $ranges | 
|  | } | 
|  |  | 
|  | proc drawlineseg {id i} { | 
|  | global rowoffsets rowidlist | 
|  | global displayorder | 
|  | global canv colormap linespc | 
|  | global numcommits commitrow curview | 
|  |  | 
|  | set ranges [rowranges $id] | 
|  | set downarrow 1 | 
|  | if {[info exists commitrow($curview,$id)] | 
|  | && $commitrow($curview,$id) < $numcommits} { | 
|  | set downarrow [expr {$i < [llength $ranges] / 2 - 1}] | 
|  | } else { | 
|  | set downarrow 1 | 
|  | } | 
|  | set startrow [lindex $ranges [expr {2 * $i}]] | 
|  | set row [lindex $ranges [expr {2 * $i + 1}]] | 
|  | if {$startrow == $row} return | 
|  | assigncolor $id | 
|  | set coords {} | 
|  | set col [lsearch -exact [lindex $rowidlist $row] $id] | 
|  | if {$col < 0} { | 
|  | puts "oops: drawline: id $id not on row $row" | 
|  | return | 
|  | } | 
|  | set lasto {} | 
|  | set ns 0 | 
|  | while {1} { | 
|  | set o [lindex $rowoffsets $row $col] | 
|  | if {$o eq {}} break | 
|  | if {$o ne $lasto} { | 
|  | # changing direction | 
|  | set x [xc $row $col] | 
|  | set y [yc $row] | 
|  | lappend coords $x $y | 
|  | set lasto $o | 
|  | } | 
|  | incr col $o | 
|  | incr row -1 | 
|  | } | 
|  | set x [xc $row $col] | 
|  | set y [yc $row] | 
|  | lappend coords $x $y | 
|  | if {$i == 0} { | 
|  | # draw the link to the first child as part of this line | 
|  | incr row -1 | 
|  | set child [lindex $displayorder $row] | 
|  | set ccol [lsearch -exact [lindex $rowidlist $row] $child] | 
|  | if {$ccol >= 0} { | 
|  | set x [xc $row $ccol] | 
|  | set y [yc $row] | 
|  | if {$ccol < $col - 1} { | 
|  | lappend coords [xc $row [expr {$col - 1}]] [yc $row] | 
|  | } elseif {$ccol > $col + 1} { | 
|  | lappend coords [xc $row [expr {$col + 1}]] [yc $row] | 
|  | } | 
|  | lappend coords $x $y | 
|  | } | 
|  | } | 
|  | if {[llength $coords] < 4} return | 
|  | if {$downarrow} { | 
|  | # This line has an arrow at the lower end: check if the arrow is | 
|  | # on a diagonal segment, and if so, work around the Tk 8.4 | 
|  | # refusal to draw arrows on diagonal lines. | 
|  | set x0 [lindex $coords 0] | 
|  | set x1 [lindex $coords 2] | 
|  | if {$x0 != $x1} { | 
|  | set y0 [lindex $coords 1] | 
|  | set y1 [lindex $coords 3] | 
|  | if {$y0 - $y1 <= 2 * $linespc && $x1 == [lindex $coords 4]} { | 
|  | # we have a nearby vertical segment, just trim off the diag bit | 
|  | set coords [lrange $coords 2 end] | 
|  | } else { | 
|  | set slope [expr {($x0 - $x1) / ($y0 - $y1)}] | 
|  | set xi [expr {$x0 - $slope * $linespc / 2}] | 
|  | set yi [expr {$y0 - $linespc / 2}] | 
|  | set coords [lreplace $coords 0 1 $xi $y0 $xi $yi] | 
|  | } | 
|  | } | 
|  | } | 
|  | set arrow [expr {2 * ($i > 0) + $downarrow}] | 
|  | set arrow [lindex {none first last both} $arrow] | 
|  | set t [$canv create line $coords -width [linewidth $id] \ | 
|  | -fill $colormap($id) -tags lines.$id -arrow $arrow] | 
|  | $canv lower $t | 
|  | bindline $t $id | 
|  | } | 
|  |  | 
|  | proc drawparentlinks {id row col olds} { | 
|  | global rowidlist canv colormap | 
|  |  | 
|  | set row2 [expr {$row + 1}] | 
|  | set x [xc $row $col] | 
|  | set y [yc $row] | 
|  | set y2 [yc $row2] | 
|  | 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 ranges [rowranges $p] | 
|  | if {$ranges ne {} && $row2 == [lindex $ranges 0] | 
|  | && $row2 < [lindex $ranges 1]} { | 
|  | # drawlineseg will do this one for us | 
|  | continue | 
|  | } | 
|  | assigncolor $p | 
|  | # should handle duplicated parents here... | 
|  | set coords [list $x $y] | 
|  | if {$i < $col - 1} { | 
|  | lappend coords [xc $row [expr {$i + 1}]] $y | 
|  | } elseif {$i > $col + 1} { | 
|  | lappend coords [xc $row [expr {$i - 1}]] $y | 
|  | } | 
|  | 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 | 
|  | } | 
|  | return $rmx | 
|  | } | 
|  |  | 
|  | proc drawlines {id} { | 
|  | global colormap canv | 
|  | global idrangedrawn | 
|  | global children iddrawn commitrow rowidlist curview | 
|  |  | 
|  | $canv delete lines.$id | 
|  | set nr [expr {[llength [rowranges $id]] / 2}] | 
|  | for {set i 0} {$i < $nr} {incr i} { | 
|  | if {[info exists idrangedrawn($id,$i)]} { | 
|  | drawlineseg $id $i | 
|  | } | 
|  | } | 
|  | foreach child $children($curview,$id) { | 
|  | if {[info exists iddrawn($child)]} { | 
|  | set row $commitrow($curview,$child) | 
|  | set col [lsearch -exact [lindex $rowidlist $row] $child] | 
|  | if {$col >= 0} { | 
|  | drawparentlinks $child $row $col [list $id] | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawcmittext {id row col rmx} { | 
|  | global linespc canv canv2 canv3 canvy0 fgcolor | 
|  | global commitlisted commitinfo rowidlist | 
|  | global rowtextx idpos idtags idheads idotherrefs | 
|  | global linehtag linentag linedtag | 
|  | global mainfont canvxmax boldrows boldnamerows fgcolor | 
|  |  | 
|  | set ofill [expr {[lindex $commitlisted $row]? "blue": "white"}] | 
|  | set x [xc $row $col] | 
|  | set y [yc $row] | 
|  | set orad [expr {$linespc / 3}] | 
|  | 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] | 
|  | $canv raise $t | 
|  | $canv bind $t <1> {selcanvline {} %x %y} | 
|  | set xt [xc $row [llength [lindex $rowidlist $row]]] | 
|  | if {$xt < $rmx} { | 
|  | set xt $rmx | 
|  | } | 
|  | set rowtextx($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] | 
|  | } | 
|  | 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 $row] | 
|  | if {$isbold > 0} { | 
|  | lappend boldrows $row | 
|  | lappend font bold | 
|  | if {$isbold > 1} { | 
|  | lappend boldnamerows $row | 
|  | lappend nfont bold | 
|  | } | 
|  | } | 
|  | set linehtag($row) [$canv create text $xt $y -anchor w -fill $fgcolor \ | 
|  | -text $headline -font $font -tags text] | 
|  | $canv bind $linehtag($row) <Button-3> "rowmenu %X %Y $id" | 
|  | set linentag($row) [$canv2 create text 3 $y -anchor w -fill $fgcolor \ | 
|  | -text $name -font $nfont -tags text] | 
|  | set linedtag($row) [$canv3 create text 3 $y -anchor w -fill $fgcolor \ | 
|  | -text $date -font $mainfont -tags text] | 
|  | set xr [expr {$xt + [font measure $mainfont $headline]}] | 
|  | if {$xr > $canvxmax} { | 
|  | set canvxmax $xr | 
|  | setcanvscroll | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawcmitrow {row} { | 
|  | global displayorder rowidlist | 
|  | global idrangedrawn iddrawn | 
|  | global commitinfo parentlist numcommits | 
|  | global filehighlight fhighlights findstring nhighlights | 
|  | global hlview vhighlights | 
|  | global highlight_related rhighlights | 
|  |  | 
|  | if {$row >= $numcommits} return | 
|  | foreach id [lindex $rowidlist $row] { | 
|  | if {$id eq {}} continue | 
|  | set i -1 | 
|  | foreach {s e} [rowranges $id] { | 
|  | incr i | 
|  | if {$row < $s} continue | 
|  | if {$e eq {}} break | 
|  | if {$row <= $e} { | 
|  | if {$e < $numcommits && ![info exists idrangedrawn($id,$i)]} { | 
|  | drawlineseg $id $i | 
|  | set idrangedrawn($id,$i) 1 | 
|  | } | 
|  | break | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | set id [lindex $displayorder $row] | 
|  | if {[info exists hlview] && ![info exists vhighlights($row)]} { | 
|  | askvhighlight $row $id | 
|  | } | 
|  | if {[info exists filehighlight] && ![info exists fhighlights($row)]} { | 
|  | askfilehighlight $row $id | 
|  | } | 
|  | if {$findstring ne {} && ![info exists nhighlights($row)]} { | 
|  | askfindhighlight $row $id | 
|  | } | 
|  | if {$highlight_related ne "None" && ![info exists rhighlights($row)]} { | 
|  | askrelhighlight $row $id | 
|  | } | 
|  | if {[info exists iddrawn($id)]} return | 
|  | 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 | 
|  | set olds [lindex $parentlist $row] | 
|  | if {$olds ne {}} { | 
|  | set rmx [drawparentlinks $id $row $col $olds] | 
|  | } else { | 
|  | set rmx 0 | 
|  | } | 
|  | drawcmittext $id $row $col $rmx | 
|  | set iddrawn($id) 1 | 
|  | } | 
|  |  | 
|  | proc drawfrac {f0 f1} { | 
|  | global numcommits canv | 
|  | global linespc | 
|  |  | 
|  | set ymax [lindex [$canv cget -scrollregion] 3] | 
|  | if {$ymax eq {} || $ymax == 0} return | 
|  | set y0 [expr {int($f0 * $ymax)}] | 
|  | set row [expr {int(($y0 - 3) / $linespc) - 1}] | 
|  | if {$row < 0} { | 
|  | set row 0 | 
|  | } | 
|  | set y1 [expr {int($f1 * $ymax)}] | 
|  | set endrow [expr {int(($y1 - 3) / $linespc) + 1}] | 
|  | if {$endrow >= $numcommits} { | 
|  | set endrow [expr {$numcommits - 1}] | 
|  | } | 
|  | for {} {$row <= $endrow} {incr row} { | 
|  | drawcmitrow $row | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawvisible {} { | 
|  | global canv | 
|  | eval drawfrac [$canv yview] | 
|  | } | 
|  |  | 
|  | proc clear_display {} { | 
|  | global iddrawn idrangedrawn | 
|  | global vhighlights fhighlights nhighlights rhighlights | 
|  |  | 
|  | allcanvs delete all | 
|  | catch {unset iddrawn} | 
|  | catch {unset idrangedrawn} | 
|  | catch {unset vhighlights} | 
|  | catch {unset fhighlights} | 
|  | catch {unset nhighlights} | 
|  | catch {unset rhighlights} | 
|  | } | 
|  |  | 
|  | proc findcrossings {id} { | 
|  | global rowidlist parentlist numcommits rowoffsets displayorder | 
|  |  | 
|  | set cross {} | 
|  | set ccross {} | 
|  | foreach {s e} [rowranges $id] { | 
|  | if {$e >= $numcommits} { | 
|  | set e [expr {$numcommits - 1}] | 
|  | } | 
|  | if {$e <= $s} continue | 
|  | set x [lsearch -exact [lindex $rowidlist $e] $id] | 
|  | if {$x < 0} { | 
|  | puts "findcrossings: oops, no [shortids $id] in row $e" | 
|  | continue | 
|  | } | 
|  | for {set row $e} {[incr row -1] >= $s} {} { | 
|  | 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 | 
|  | } | 
|  | } | 
|  | } | 
|  | set inc [lindex $rowoffsets $row $x] | 
|  | if {$inc eq {}} break | 
|  | incr x $inc | 
|  | } | 
|  | } | 
|  | return [concat $ccross {{}} $cross] | 
|  | } | 
|  |  | 
|  | proc assigncolor {id} { | 
|  | global colormap colors nextcolor | 
|  | global commitrow parentlist children children curview | 
|  |  | 
|  | if {[info exists colormap($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 [lindex $parentlist $commitrow($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 [lindex $parentlist $commitrow($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 $id 1" | 
|  | } | 
|  |  | 
|  | proc drawtags {id x xt y1} { | 
|  | global idtags idheads idotherrefs mainhead | 
|  | global linespc lthickness | 
|  | global canv mainfont commitrow rowtextx curview fgcolor bgcolor | 
|  |  | 
|  | set marks {} | 
|  | set ntags 0 | 
|  | set nheads 0 | 
|  | if {[info exists idtags($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 [concat $mainfont bold] $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 $wvals { | 
|  | set xl [expr {$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 $tag 1] | 
|  | set rowtextx($commitrow($curview,$id)) [expr {$xr + $linespc}] | 
|  | } else { | 
|  | # draw a head or other ref | 
|  | if {[incr nheads -1] >= 0} { | 
|  | set col green | 
|  | if {$tag eq $mainhead} { | 
|  | lappend font bold | 
|  | } | 
|  | } else { | 
|  | set col "#ddddff" | 
|  | } | 
|  | set xl [expr {$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 $tag 1] | 
|  | } elseif {$nheads >= 0} { | 
|  | $canv bind $t <Button-3> [list headmenu %X %Y $id $tag] | 
|  | } | 
|  | } | 
|  | 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 mainfont fgcolor | 
|  |  | 
|  | clear_display | 
|  | $canv create text 3 3 -anchor nw -text $msg -font $mainfont \ | 
|  | -tags text -fill $fgcolor | 
|  | } | 
|  |  | 
|  | proc finishcommits {} { | 
|  | global commitidx phase curview | 
|  | global pending_select | 
|  |  | 
|  | if {$commitidx($curview) > 0} { | 
|  | drawrest | 
|  | } else { | 
|  | show_status "No commits selected" | 
|  | } | 
|  | set phase {} | 
|  | catch {unset pending_select} | 
|  | } | 
|  |  | 
|  | # Insert a new commit as the child of the commit on row $row. | 
|  | # The new commit will be displayed on row $row and the commits | 
|  | # on that row and below will move down one row. | 
|  | proc insertrow {row newcmit} { | 
|  | global displayorder parentlist childlist commitlisted | 
|  | global commitrow curview rowidlist rowoffsets numcommits | 
|  | global rowrangelist idrowranges rowlaidout rowoptim numcommits | 
|  | global linesegends selectedline | 
|  |  | 
|  | if {$row >= $numcommits} { | 
|  | puts "oops, inserting new row $row but only have $numcommits rows" | 
|  | return | 
|  | } | 
|  | set p [lindex $displayorder $row] | 
|  | set displayorder [linsert $displayorder $row $newcmit] | 
|  | set parentlist [linsert $parentlist $row $p] | 
|  | set kids [lindex $childlist $row] | 
|  | lappend kids $newcmit | 
|  | lset childlist $row $kids | 
|  | set childlist [linsert $childlist $row {}] | 
|  | set commitlisted [linsert $commitlisted $row 1] | 
|  | set l [llength $displayorder] | 
|  | for {set r $row} {$r < $l} {incr r} { | 
|  | set id [lindex $displayorder $r] | 
|  | set commitrow($curview,$id) $r | 
|  | } | 
|  |  | 
|  | set idlist [lindex $rowidlist $row] | 
|  | set offs [lindex $rowoffsets $row] | 
|  | set newoffs {} | 
|  | foreach x $idlist { | 
|  | if {$x eq {} || ($x eq $p && [llength $kids] == 1)} { | 
|  | lappend newoffs {} | 
|  | } else { | 
|  | lappend newoffs 0 | 
|  | } | 
|  | } | 
|  | if {[llength $kids] == 1} { | 
|  | set col [lsearch -exact $idlist $p] | 
|  | lset idlist $col $newcmit | 
|  | } else { | 
|  | set col [llength $idlist] | 
|  | lappend idlist $newcmit | 
|  | lappend offs {} | 
|  | lset rowoffsets $row $offs | 
|  | } | 
|  | set rowidlist [linsert $rowidlist $row $idlist] | 
|  | set rowoffsets [linsert $rowoffsets [expr {$row+1}] $newoffs] | 
|  |  | 
|  | set rowrangelist [linsert $rowrangelist $row {}] | 
|  | set l [llength $rowrangelist] | 
|  | for {set r 0} {$r < $l} {incr r} { | 
|  | set ranges [lindex $rowrangelist $r] | 
|  | if {$ranges ne {} && [lindex $ranges end] >= $row} { | 
|  | set newranges {} | 
|  | foreach x $ranges { | 
|  | if {$x >= $row} { | 
|  | lappend newranges [expr {$x + 1}] | 
|  | } else { | 
|  | lappend newranges $x | 
|  | } | 
|  | } | 
|  | lset rowrangelist $r $newranges | 
|  | } | 
|  | } | 
|  | if {[llength $kids] > 1} { | 
|  | set rp1 [expr {$row + 1}] | 
|  | set ranges [lindex $rowrangelist $rp1] | 
|  | if {$ranges eq {}} { | 
|  | set ranges [list $row $rp1] | 
|  | } elseif {[lindex $ranges end-1] == $rp1} { | 
|  | lset ranges end-1 $row | 
|  | } | 
|  | lset rowrangelist $rp1 $ranges | 
|  | } | 
|  | foreach id [array names idrowranges] { | 
|  | set ranges $idrowranges($id) | 
|  | if {$ranges ne {} && [lindex $ranges end] >= $row} { | 
|  | set newranges {} | 
|  | foreach x $ranges { | 
|  | if {$x >= $row} { | 
|  | lappend newranges [expr {$x + 1}] | 
|  | } else { | 
|  | lappend newranges $x | 
|  | } | 
|  | } | 
|  | set idrowranges($id) $newranges | 
|  | } | 
|  | } | 
|  |  | 
|  | set linesegends [linsert $linesegends $row {}] | 
|  |  | 
|  | incr rowlaidout | 
|  | incr rowoptim | 
|  | incr numcommits | 
|  |  | 
|  | if {[info exists selectedline] && $selectedline >= $row} { | 
|  | incr selectedline | 
|  | } | 
|  | redisplay | 
|  | } | 
|  |  | 
|  | # Don't change the text pane cursor if it is currently the hand cursor, | 
|  | # showing that we are over a sha1 ID link. | 
|  | proc settextcursor {c} { | 
|  | global ctext curtextcursor | 
|  |  | 
|  | if {[$ctext cget -cursor] == $curtextcursor} { | 
|  | $ctext config -cursor $c | 
|  | } | 
|  | set curtextcursor $c | 
|  | } | 
|  |  | 
|  | proc nowbusy {what} { | 
|  | global isbusy | 
|  |  | 
|  | if {[array names isbusy] eq {}} { | 
|  | . config -cursor watch | 
|  | settextcursor watch | 
|  | } | 
|  | set isbusy($what) 1 | 
|  | } | 
|  |  | 
|  | proc notbusy {what} { | 
|  | global isbusy maincursor textcursor | 
|  |  | 
|  | catch {unset isbusy($what)} | 
|  | if {[array names isbusy] eq {}} { | 
|  | . config -cursor $maincursor | 
|  | settextcursor $textcursor | 
|  | } | 
|  | } | 
|  |  | 
|  | proc drawrest {} { | 
|  | global startmsecs | 
|  | global rowlaidout commitidx curview | 
|  | global pending_select | 
|  |  | 
|  | set row $rowlaidout | 
|  | layoutrows $rowlaidout $commitidx($curview) 1 | 
|  | layouttail | 
|  | optimize_rows $row 0 $commitidx($curview) | 
|  | showstuff $commitidx($curview) | 
|  | if {[info exists pending_select]} { | 
|  | selectline 0 1 | 
|  | } | 
|  |  | 
|  | set drawmsecs [expr {[clock clicks -milliseconds] - $startmsecs}] | 
|  | #global numcommits | 
|  | #puts "overall $drawmsecs ms for $numcommits commits" | 
|  | } | 
|  |  | 
|  | proc findmatches {f} { | 
|  | global findtype foundstring foundstrlen | 
|  | if {$findtype == "Regexp"} { | 
|  | set matches [regexp -indices -all -inline $foundstring $f] | 
|  | } else { | 
|  | if {$findtype == "IgnCase"} { | 
|  | set str [string tolower $f] | 
|  | } else { | 
|  | set str $f | 
|  | } | 
|  | set matches {} | 
|  | set i 0 | 
|  | while {[set j [string first $foundstring $str $i]] >= 0} { | 
|  | lappend matches [list $j [expr {$j+$foundstrlen-1}]] | 
|  | set i [expr {$j + $foundstrlen}] | 
|  | } | 
|  | } | 
|  | return $matches | 
|  | } | 
|  |  | 
|  | proc dofind {} { | 
|  | global findtype findloc findstring markedmatches commitinfo | 
|  | global numcommits displayorder linehtag linentag linedtag | 
|  | global mainfont canv canv2 canv3 selectedline | 
|  | global matchinglines foundstring foundstrlen matchstring | 
|  | global commitdata | 
|  |  | 
|  | stopfindproc | 
|  | unmarkmatches | 
|  | cancel_next_highlight | 
|  | focus . | 
|  | set matchinglines {} | 
|  | if {$findtype == "IgnCase"} { | 
|  | set foundstring [string tolower $findstring] | 
|  | } else { | 
|  | set foundstring $findstring | 
|  | } | 
|  | set foundstrlen [string length $findstring] | 
|  | if {$foundstrlen == 0} return | 
|  | regsub -all {[*?\[\\]} $foundstring {\\&} matchstring | 
|  | set matchstring "*$matchstring*" | 
|  | if {![info exists selectedline]} { | 
|  | set oldsel -1 | 
|  | } else { | 
|  | set oldsel $selectedline | 
|  | } | 
|  | set didsel 0 | 
|  | set fldtypes {Headline Author Date Committer CDate Comments} | 
|  | set l -1 | 
|  | foreach id $displayorder { | 
|  | set d $commitdata($id) | 
|  | incr l | 
|  | if {$findtype == "Regexp"} { | 
|  | set doesmatch [regexp $foundstring $d] | 
|  | } elseif {$findtype == "IgnCase"} { | 
|  | set doesmatch [string match -nocase $matchstring $d] | 
|  | } else { | 
|  | set doesmatch [string match $matchstring $d] | 
|  | } | 
|  | if {!$doesmatch} continue | 
|  | if {![info exists commitinfo($id)]} { | 
|  | getcommit $id | 
|  | } | 
|  | set info $commitinfo($id) | 
|  | set doesmatch 0 | 
|  | foreach f $info ty $fldtypes { | 
|  | if {$findloc != "All fields" && $findloc != $ty} { | 
|  | continue | 
|  | } | 
|  | set matches [findmatches $f] | 
|  | if {$matches == {}} continue | 
|  | set doesmatch 1 | 
|  | if {$ty == "Headline"} { | 
|  | drawcmitrow $l | 
|  | markmatches $canv $l $f $linehtag($l) $matches $mainfont | 
|  | } elseif {$ty == "Author"} { | 
|  | drawcmitrow $l | 
|  | markmatches $canv2 $l $f $linentag($l) $matches $mainfont | 
|  | } elseif {$ty == "Date"} { | 
|  | drawcmitrow $l | 
|  | markmatches $canv3 $l $f $linedtag($l) $matches $mainfont | 
|  | } | 
|  | } | 
|  | if {$doesmatch} { | 
|  | lappend matchinglines $l | 
|  | if {!$didsel && $l > $oldsel} { | 
|  | findselectline $l | 
|  | set didsel 1 | 
|  | } | 
|  | } | 
|  | } | 
|  | if {$matchinglines == {}} { | 
|  | bell | 
|  | } elseif {!$didsel} { | 
|  | findselectline [lindex $matchinglines 0] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc findselectline {l} { | 
|  | global findloc commentend ctext | 
|  | selectline $l 1 | 
|  | if {$findloc == "All fields" || $findloc == "Comments"} { | 
|  | # highlight the matches in the comments | 
|  | set f [$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 + $end c" | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc findnext {restart} { | 
|  | global matchinglines selectedline | 
|  | if {![info exists matchinglines]} { | 
|  | if {$restart} { | 
|  | dofind | 
|  | } | 
|  | return | 
|  | } | 
|  | if {![info exists selectedline]} return | 
|  | foreach l $matchinglines { | 
|  | if {$l > $selectedline} { | 
|  | findselectline $l | 
|  | return | 
|  | } | 
|  | } | 
|  | bell | 
|  | } | 
|  |  | 
|  | proc findprev {} { | 
|  | global matchinglines selectedline | 
|  | if {![info exists matchinglines]} { | 
|  | dofind | 
|  | return | 
|  | } | 
|  | if {![info exists selectedline]} return | 
|  | set prev {} | 
|  | foreach l $matchinglines { | 
|  | if {$l >= $selectedline} break | 
|  | set prev $l | 
|  | } | 
|  | if {$prev != {}} { | 
|  | findselectline $prev | 
|  | } else { | 
|  | bell | 
|  | } | 
|  | } | 
|  |  | 
|  | proc stopfindproc {{done 0}} { | 
|  | global findprocpid findprocfile findids | 
|  | global ctext findoldcursor phase maincursor textcursor | 
|  | global findinprogress | 
|  |  | 
|  | catch {unset findids} | 
|  | if {[info exists findprocpid]} { | 
|  | if {!$done} { | 
|  | catch {exec kill $findprocpid} | 
|  | } | 
|  | catch {close $findprocfile} | 
|  | unset findprocpid | 
|  | } | 
|  | catch {unset findinprogress} | 
|  | notbusy find | 
|  | } | 
|  |  | 
|  | # mark a commit as matching by putting a yellow background | 
|  | # behind the headline | 
|  | proc markheadline {l id} { | 
|  | global canv mainfont linehtag | 
|  |  | 
|  | drawcmitrow $l | 
|  | set bbox [$canv bbox $linehtag($l)] | 
|  | set t [$canv create rect $bbox -outline {} -tags matches -fill yellow] | 
|  | $canv lower $t | 
|  | } | 
|  |  | 
|  | # mark the bits of a headline, author or date that match a find string | 
|  | proc markmatches {canv l str tag matches font} { | 
|  | set bbox [$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 matches -fill yellow] | 
|  | $canv lower $t | 
|  | } | 
|  | } | 
|  |  | 
|  | proc unmarkmatches {} { | 
|  | global matchinglines findids | 
|  | allcanvs delete matches | 
|  | catch {unset matchinglines} | 
|  | catch {unset findids} | 
|  | } | 
|  |  | 
|  | proc selcanvline {w x y} { | 
|  | global canv canvy0 ctext linespc | 
|  | global rowtextx | 
|  | set ymax [lindex [$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 $canv} { | 
|  | if {![info exists rowtextx($l)] || $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 commitrow linknum curview | 
|  |  | 
|  | set start [$ctext index "end - 1c"] | 
|  | $ctext insert end $text $tags | 
|  | set links [regexp -indices -all -inline {[0-9a-f]{40}} $text] | 
|  | foreach l $links { | 
|  | set s [lindex $l 0] | 
|  | set e [lindex $l 1] | 
|  | set linkid [string range $text $s $e] | 
|  | if {![info exists commitrow($curview,$linkid)]} continue | 
|  | incr e | 
|  | $ctext tag add link "$start + $s c" "$start + $e c" | 
|  | $ctext tag add link$linknum "$start + $s c" "$start + $e c" | 
|  | $ctext tag bind link$linknum <1> \ | 
|  | [list selectline $commitrow($curview,$linkid) 1] | 
|  | incr linknum | 
|  | } | 
|  | $ctext tag conf link -foreground blue -underline 1 | 
|  | $ctext tag bind link <Enter> { %W configure -cursor hand2 } | 
|  | $ctext tag bind link <Leave> { %W configure -cursor $curtextcursor } | 
|  | } | 
|  |  | 
|  | 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 tags var} { | 
|  | global ctext commitrow linknum curview $var | 
|  |  | 
|  | if {[catch {$ctext index $pos}]} { | 
|  | return 0 | 
|  | } | 
|  | set tags [lsort $tags] | 
|  | set sep {} | 
|  | foreach tag $tags { | 
|  | set id [set $var\($tag\)] | 
|  | set lk link$linknum | 
|  | incr linknum | 
|  | $ctext insert $pos $sep | 
|  | $ctext insert $pos $tag $lk | 
|  | $ctext tag conf $lk -foreground blue | 
|  | if {[info exists commitrow($curview,$id)]} { | 
|  | $ctext tag bind $lk <1> \ | 
|  | [list selectline $commitrow($curview,$id) 1] | 
|  | $ctext tag conf $lk -underline 1 | 
|  | $ctext tag bind $lk <Enter> { %W configure -cursor hand2 } | 
|  | $ctext tag bind $lk <Leave> { %W configure -cursor $curtextcursor } | 
|  | } | 
|  | set sep ", " | 
|  | } | 
|  | return [llength $tags] | 
|  | } | 
|  |  | 
|  | proc taglist {ids} { | 
|  | global idtags | 
|  |  | 
|  | set tags {} | 
|  | foreach id $ids { | 
|  | foreach tag $idtags($id) { | 
|  | lappend tags $tag | 
|  | } | 
|  | } | 
|  | return $tags | 
|  | } | 
|  |  | 
|  | # called when we have finished computing the nearby tags | 
|  | proc dispneartags {} { | 
|  | global selectedline currentid ctext anc_tags desc_tags showneartags | 
|  | global desc_heads | 
|  |  | 
|  | if {![info exists selectedline] || !$showneartags} return | 
|  | set id $currentid | 
|  | $ctext conf -state normal | 
|  | if {[info exists desc_heads($id)]} { | 
|  | if {[appendrefs branch $desc_heads($id) headids] > 1} { | 
|  | $ctext insert "branch -2c" "es" | 
|  | } | 
|  | } | 
|  | if {[info exists anc_tags($id)]} { | 
|  | appendrefs follows [taglist $anc_tags($id)] tagids | 
|  | } | 
|  | if {[info exists desc_tags($id)]} { | 
|  | appendrefs precedes [taglist $desc_tags($id)] tagids | 
|  | } | 
|  | $ctext conf -state disabled | 
|  | } | 
|  |  | 
|  | proc selectline {l isnew} { | 
|  | global canv canv2 canv3 ctext commitinfo selectedline | 
|  | global displayorder linehtag linentag linedtag | 
|  | global canvy0 linespc parentlist childlist | 
|  | global currentid sha1entry | 
|  | global commentend idtags linknum | 
|  | global mergemax numcommits pending_select | 
|  | global cmitmode desc_tags anc_tags showneartags allcommits desc_heads | 
|  |  | 
|  | catch {unset pending_select} | 
|  | $canv delete hover | 
|  | normalline | 
|  | cancel_next_highlight | 
|  | if {$l < 0 || $l >= $numcommits} return | 
|  | set y [expr {$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 / $ymax}] | 
|  | drawvisible | 
|  | } | 
|  |  | 
|  | if {![info exists linehtag($l)]} return | 
|  | $canv delete secsel | 
|  | set t [eval $canv create rect [$canv bbox $linehtag($l)] -outline {{}} \ | 
|  | -tags secsel -fill [$canv cget -selectbackground]] | 
|  | $canv lower $t | 
|  | $canv2 delete secsel | 
|  | set t [eval $canv2 create rect [$canv2 bbox $linentag($l)] -outline {{}} \ | 
|  | -tags secsel -fill [$canv2 cget -selectbackground]] | 
|  | $canv2 lower $t | 
|  | $canv3 delete secsel | 
|  | set t [eval $canv3 create rect [$canv3 bbox $linedtag($l)] -outline {{}} \ | 
|  | -tags secsel -fill [$canv3 cget -selectbackground]] | 
|  | $canv3 lower $t | 
|  |  | 
|  | if {$isnew} { | 
|  | addtohistory [list selectline $l 0] | 
|  | } | 
|  |  | 
|  | set selectedline $l | 
|  |  | 
|  | set id [lindex $displayorder $l] | 
|  | set currentid $id | 
|  | $sha1entry delete 0 end | 
|  | $sha1entry insert 0 $id | 
|  | $sha1entry selection from 0 | 
|  | $sha1entry selection to end | 
|  | rhighlight_sel $id | 
|  |  | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | set linknum 0 | 
|  | set info $commitinfo($id) | 
|  | set date [formatdate [lindex $info 2]] | 
|  | $ctext insert end "Author: [lindex $info 1]  $date\n" | 
|  | set date [formatdate [lindex $info 4]] | 
|  | $ctext insert end "Committer: [lindex $info 3]  $date\n" | 
|  | if {[info exists idtags($id)]} { | 
|  | $ctext insert end "Tags:" | 
|  | foreach tag $idtags($id) { | 
|  | $ctext insert end " $tag" | 
|  | } | 
|  | $ctext insert end "\n" | 
|  | } | 
|  |  | 
|  | set headers {} | 
|  | set olds [lindex $parentlist $l] | 
|  | if {[llength $olds] > 1} { | 
|  | set np 0 | 
|  | foreach p $olds { | 
|  | if {$np >= $mergemax} { | 
|  | set tag mmax | 
|  | } else { | 
|  | set tag m$np | 
|  | } | 
|  | $ctext insert end "Parent: " $tag | 
|  | appendwithlinks [commit_descriptor $p] {} | 
|  | incr np | 
|  | } | 
|  | } else { | 
|  | foreach p $olds { | 
|  | append headers "Parent: [commit_descriptor $p]" | 
|  | } | 
|  | } | 
|  |  | 
|  | foreach c [lindex $childlist $l] { | 
|  | append headers "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 "Branch: " | 
|  | $ctext mark set branch "end -1c" | 
|  | $ctext mark gravity branch left | 
|  | if {[info exists desc_heads($id)]} { | 
|  | if {[appendrefs branch $desc_heads($id) headids] > 1} { | 
|  | # turn "Branch" into "Branches" | 
|  | $ctext insert "branch -2c" "es" | 
|  | } | 
|  | } | 
|  | $ctext insert end "\nFollows: " | 
|  | $ctext mark set follows "end -1c" | 
|  | $ctext mark gravity follows left | 
|  | if {[info exists anc_tags($id)]} { | 
|  | appendrefs follows [taglist $anc_tags($id)] tagids | 
|  | } | 
|  | $ctext insert end "\nPrecedes: " | 
|  | $ctext mark set precedes "end -1c" | 
|  | $ctext mark gravity precedes left | 
|  | if {[info exists desc_tags($id)]} { | 
|  | appendrefs precedes [taglist $desc_tags($id)] tagids | 
|  | } | 
|  | $ctext insert end "\n" | 
|  | } | 
|  | $ctext insert end "\n" | 
|  | appendwithlinks [lindex $info 5] {comment} | 
|  |  | 
|  | $ctext tag delete Comments | 
|  | $ctext tag remove found 1.0 end | 
|  | $ctext conf -state disabled | 
|  | set commentend [$ctext index "end - 1c"] | 
|  |  | 
|  | init_flist "Comments" | 
|  | if {$cmitmode eq "tree"} { | 
|  | gettree $id | 
|  | } elseif {[llength $olds] <= 1} { | 
|  | startdiff $id | 
|  | } else { | 
|  | mergediff $id $l | 
|  | } | 
|  | } | 
|  |  | 
|  | proc selfirstline {} { | 
|  | unmarkmatches | 
|  | selectline 0 1 | 
|  | } | 
|  |  | 
|  | proc sellastline {} { | 
|  | global numcommits | 
|  | unmarkmatches | 
|  | set l [expr {$numcommits - 1}] | 
|  | selectline $l 1 | 
|  | } | 
|  |  | 
|  | proc selnextline {dir} { | 
|  | global selectedline | 
|  | if {![info exists selectedline]} return | 
|  | set l [expr {$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 * $lpp}] units | 
|  | drawvisible | 
|  | if {![info exists selectedline]} return | 
|  | set l [expr {$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 | 
|  |  | 
|  | catch {unset selectedline} | 
|  | catch {unset currentid} | 
|  | allcanvs delete secsel | 
|  | rhighlight_none | 
|  | cancel_next_highlight | 
|  | } | 
|  |  | 
|  | proc reselectline {} { | 
|  | global selectedline | 
|  |  | 
|  | if {[info exists selectedline]} { | 
|  | selectline $selectedline 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc addtohistory {cmd} { | 
|  | global history historyindex curview | 
|  |  | 
|  | set elt [list $curview $cmd] | 
|  | if {$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 | 
|  | } | 
|  |  | 
|  | proc godo {elt} { | 
|  | global curview | 
|  |  | 
|  | set view [lindex $elt 0] | 
|  | set cmd [lindex $elt 1] | 
|  | if {$curview != $view} { | 
|  | showview $view | 
|  | } | 
|  | eval $cmd | 
|  | } | 
|  |  | 
|  | proc goback {} { | 
|  | global history historyindex | 
|  |  | 
|  | if {$historyindex > 1} { | 
|  | incr historyindex -1 | 
|  | godo [lindex $history [expr {$historyindex - 1}]] | 
|  | .tf.bar.rightbut conf -state normal | 
|  | } | 
|  | if {$historyindex <= 1} { | 
|  | .tf.bar.leftbut conf -state disabled | 
|  | } | 
|  | } | 
|  |  | 
|  | proc goforw {} { | 
|  | global history historyindex | 
|  |  | 
|  | if {$historyindex < [llength $history]} { | 
|  | 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 | 
|  |  | 
|  | set diffids $id | 
|  | catch {unset diffmergeid} | 
|  | if {![info exists treefilelist($id)]} { | 
|  | if {![info exists treepending]} { | 
|  | if {[catch {set gtf [open [concat | git ls-tree -r $id] r]}]} { | 
|  | return | 
|  | } | 
|  | set treepending $id | 
|  | set treefilelist($id) {} | 
|  | set treeidlist($id) {} | 
|  | fconfigure $gtf -blocking 0 | 
|  | fileevent $gtf readable [list gettreeline $gtf $id] | 
|  | } | 
|  | } else { | 
|  | setfilelist $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc gettreeline {gtf id} { | 
|  | global treefilelist treeidlist treepending cmitmode diffids | 
|  |  | 
|  | while {[gets $gtf line] >= 0} { | 
|  | if {[lindex $line 1] ne "blob"} continue | 
|  | set sha1 [lindex $line 2] | 
|  | set fname [lindex $line 3] | 
|  | lappend treefilelist($id) $fname | 
|  | lappend treeidlist($id) $sha1 | 
|  | } | 
|  | if {![eof $gtf]} return | 
|  | close $gtf | 
|  | unset treepending | 
|  | if {$cmitmode ne "tree"} { | 
|  | if {![info exists diffmergeid]} { | 
|  | gettreediffs $diffids | 
|  | } | 
|  | } elseif {$id ne $diffids} { | 
|  | gettree $diffids | 
|  | } else { | 
|  | setfilelist $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc showfile {f} { | 
|  | global treefilelist treeidlist diffids | 
|  | global ctext commentend | 
|  |  | 
|  | set i [lsearch -exact $treefilelist($diffids) $f] | 
|  | if {$i < 0} { | 
|  | puts "oops, $f not in list for id $diffids" | 
|  | return | 
|  | } | 
|  | 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 | 
|  | fileevent $bf readable [list getblobline $bf $diffids] | 
|  | $ctext config -state normal | 
|  | clear_ctext $commentend | 
|  | $ctext insert end "\n" | 
|  | $ctext insert end "$f\n" filesep | 
|  | $ctext config -state disabled | 
|  | $ctext yview $commentend | 
|  | } | 
|  |  | 
|  | proc getblobline {bf id} { | 
|  | global diffids cmitmode ctext | 
|  |  | 
|  | if {$id ne $diffids || $cmitmode ne "tree"} { | 
|  | catch {close $bf} | 
|  | return | 
|  | } | 
|  | $ctext config -state normal | 
|  | while {[gets $bf line] >= 0} { | 
|  | $ctext insert end "$line\n" | 
|  | } | 
|  | if {[eof $bf]} { | 
|  | # delete last newline | 
|  | $ctext delete "end - 2c" "end - 1c" | 
|  | close $bf | 
|  | } | 
|  | $ctext config -state disabled | 
|  | } | 
|  |  | 
|  | proc mergediff {id l} { | 
|  | global diffmergeid diffopts mdifffd | 
|  | global diffids | 
|  | global parentlist | 
|  |  | 
|  | set diffmergeid $id | 
|  | set diffids $id | 
|  | # this doesn't seem to actually affect anything... | 
|  | set env(GIT_DIFF_OPTS) $diffopts | 
|  | set cmd [concat | git diff-tree --no-commit-id --cc $id] | 
|  | if {[catch {set mdf [open $cmd r]} err]} { | 
|  | error_popup "Error getting merge diffs: $err" | 
|  | return | 
|  | } | 
|  | fconfigure $mdf -blocking 0 | 
|  | set mdifffd($id) $mdf | 
|  | set np [llength [lindex $parentlist $l]] | 
|  | fileevent $mdf readable [list getmergediffline $mdf $id $np] | 
|  | set nextupdate [expr {[clock clicks -milliseconds] + 100}] | 
|  | } | 
|  |  | 
|  | proc getmergediffline {mdf id np} { | 
|  | global diffmergeid ctext cflist nextupdate mergemax | 
|  | global difffilestart mdifffd | 
|  |  | 
|  | set n [gets $mdf line] | 
|  | if {$n < 0} { | 
|  | if {[eof $mdf]} { | 
|  | close $mdf | 
|  | } | 
|  | return | 
|  | } | 
|  | if {![info exists diffmergeid] || $id != $diffmergeid | 
|  | || $mdf != $mdifffd($id)} { | 
|  | return | 
|  | } | 
|  | $ctext conf -state normal | 
|  | if {[regexp {^diff --cc (.*)} $line match fname]} { | 
|  | # start of a new file | 
|  | $ctext insert end "\n" | 
|  | set here [$ctext index "end - 1c"] | 
|  | lappend difffilestart $here | 
|  | add_flist [list $fname] | 
|  | set l [expr {(78 - [string length $fname]) / 2}] | 
|  | set pad [string range "----------------------------------------" 1 $l] | 
|  | $ctext insert end "$pad $fname $pad\n" filesep | 
|  | } elseif {[regexp {^@@} $line]} { | 
|  | $ctext insert end "$line\n" hunksep | 
|  | } elseif {[regexp {^[0-9a-f]{40}$} $line] || [regexp {^index} $line]} { | 
|  | # do nothing | 
|  | } else { | 
|  | # parse the prefix - one ' ', '-' or '+' for each parent | 
|  | set spaces {} | 
|  | set minuses {} | 
|  | set pluses {} | 
|  | set isbad 0 | 
|  | for {set j 0} {$j < $np} {incr j} { | 
|  | set c [string range $line $j $j] | 
|  | if {$c == " "} { | 
|  | lappend spaces $j | 
|  | } elseif {$c == "-"} { | 
|  | lappend minuses $j | 
|  | } elseif {$c == "+"} { | 
|  | lappend pluses $j | 
|  | } else { | 
|  | set isbad 1 | 
|  | break | 
|  | } | 
|  | } | 
|  | set tags {} | 
|  | set num {} | 
|  | if {!$isbad && $minuses ne {} && $pluses eq {}} { | 
|  | # line doesn't appear in result, parents in $minuses have the line | 
|  | set num [lindex $minuses 0] | 
|  | } elseif {!$isbad && $pluses ne {} && $minuses eq {}} { | 
|  | # line appears in result, parents in $pluses don't have the line | 
|  | lappend tags mresult | 
|  | set num [lindex $spaces 0] | 
|  | } | 
|  | if {$num ne {}} { | 
|  | if {$num >= $mergemax} { | 
|  | set num "max" | 
|  | } | 
|  | lappend tags m$num | 
|  | } | 
|  | $ctext insert end "$line\n" $tags | 
|  | } | 
|  | $ctext conf -state disabled | 
|  | if {[clock clicks -milliseconds] >= $nextupdate} { | 
|  | incr nextupdate 100 | 
|  | fileevent $mdf readable {} | 
|  | update | 
|  | fileevent $mdf readable [list getmergediffline $mdf $id $np] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc startdiff {ids} { | 
|  | global treediffs diffids treepending diffmergeid | 
|  |  | 
|  | set diffids $ids | 
|  | catch {unset diffmergeid} | 
|  | if {![info exists treediffs($ids)]} { | 
|  | if {![info exists treepending]} { | 
|  | gettreediffs $ids | 
|  | } | 
|  | } else { | 
|  | addtocflist $ids | 
|  | } | 
|  | } | 
|  |  | 
|  | proc addtocflist {ids} { | 
|  | global treediffs cflist | 
|  | add_flist $treediffs($ids) | 
|  | getblobdiffs $ids | 
|  | } | 
|  |  | 
|  | proc gettreediffs {ids} { | 
|  | global treediff treepending | 
|  | set treepending $ids | 
|  | set treediff {} | 
|  | if {[catch \ | 
|  | {set gdtf [open [concat | git diff-tree --no-commit-id -r $ids] r]} \ | 
|  | ]} return | 
|  | fconfigure $gdtf -blocking 0 | 
|  | fileevent $gdtf readable [list gettreediffline $gdtf $ids] | 
|  | } | 
|  |  | 
|  | proc gettreediffline {gdtf ids} { | 
|  | global treediff treediffs treepending diffids diffmergeid | 
|  | global cmitmode | 
|  |  | 
|  | set n [gets $gdtf line] | 
|  | if {$n < 0} { | 
|  | if {![eof $gdtf]} return | 
|  | close $gdtf | 
|  | set treediffs($ids) $treediff | 
|  | unset treepending | 
|  | if {$cmitmode eq "tree"} { | 
|  | gettree $diffids | 
|  | } elseif {$ids != $diffids} { | 
|  | if {![info exists diffmergeid]} { | 
|  | gettreediffs $diffids | 
|  | } | 
|  | } else { | 
|  | addtocflist $ids | 
|  | } | 
|  | return | 
|  | } | 
|  | set file [lindex $line 5] | 
|  | lappend treediff $file | 
|  | } | 
|  |  | 
|  | proc getblobdiffs {ids} { | 
|  | global diffopts blobdifffd diffids env curdifftag curtagstart | 
|  | global nextupdate diffinhdr treediffs | 
|  |  | 
|  | set env(GIT_DIFF_OPTS) $diffopts | 
|  | set cmd [concat | git diff-tree --no-commit-id -r -p -C $ids] | 
|  | if {[catch {set bdf [open $cmd r]} err]} { | 
|  | puts "error getting diffs: $err" | 
|  | return | 
|  | } | 
|  | set diffinhdr 0 | 
|  | fconfigure $bdf -blocking 0 | 
|  | set blobdifffd($ids) $bdf | 
|  | set curdifftag Comments | 
|  | set curtagstart 0.0 | 
|  | fileevent $bdf readable [list getblobdiffline $bdf $diffids] | 
|  | set nextupdate [expr {[clock clicks -milliseconds] + 100}] | 
|  | } | 
|  |  | 
|  | 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 getblobdiffline {bdf ids} { | 
|  | global diffids blobdifffd ctext curdifftag curtagstart | 
|  | global diffnexthead diffnextnote difffilestart | 
|  | global nextupdate diffinhdr treediffs | 
|  |  | 
|  | set n [gets $bdf line] | 
|  | if {$n < 0} { | 
|  | if {[eof $bdf]} { | 
|  | close $bdf | 
|  | if {$ids == $diffids && $bdf == $blobdifffd($ids)} { | 
|  | $ctext tag add $curdifftag $curtagstart end | 
|  | } | 
|  | } | 
|  | return | 
|  | } | 
|  | if {$ids != $diffids || $bdf != $blobdifffd($ids)} { | 
|  | return | 
|  | } | 
|  | $ctext conf -state normal | 
|  | if {[regexp {^diff --git a/(.*) b/(.*)} $line match fname newname]} { | 
|  | # start of a new file | 
|  | $ctext insert end "\n" | 
|  | $ctext tag add $curdifftag $curtagstart end | 
|  | set here [$ctext index "end - 1c"] | 
|  | set curtagstart $here | 
|  | set header $newname | 
|  | set i [lsearch -exact $treediffs($ids) $fname] | 
|  | if {$i >= 0} { | 
|  | setinlist difffilestart $i $here | 
|  | } | 
|  | if {$newname ne $fname} { | 
|  | set i [lsearch -exact $treediffs($ids) $newname] | 
|  | if {$i >= 0} { | 
|  | setinlist difffilestart $i $here | 
|  | } | 
|  | } | 
|  | set curdifftag "f:$fname" | 
|  | $ctext tag delete $curdifftag | 
|  | set l [expr {(78 - [string length $header]) / 2}] | 
|  | set pad [string range "----------------------------------------" 1 $l] | 
|  | $ctext insert end "$pad $header $pad\n" filesep | 
|  | set diffinhdr 1 | 
|  | } elseif {$diffinhdr && [string compare -length 3 $line "---"] == 0} { | 
|  | # do nothing | 
|  | } elseif {$diffinhdr && [string compare -length 3 $line "+++"] == 0} { | 
|  | set diffinhdr 0 | 
|  | } elseif {[regexp {^@@ -([0-9]+),([0-9]+) \+([0-9]+),([0-9]+) @@(.*)} \ | 
|  | $line match f1l f1c f2l f2c rest]} { | 
|  | $ctext insert end "$line\n" hunksep | 
|  | set diffinhdr 0 | 
|  | } else { | 
|  | set x [string range $line 0 0] | 
|  | if {$x == "-" || $x == "+"} { | 
|  | set tag [expr {$x == "+"}] | 
|  | $ctext insert end "$line\n" d$tag | 
|  | } elseif {$x == " "} { | 
|  | $ctext insert end "$line\n" | 
|  | } elseif {$diffinhdr || $x == "\\"} { | 
|  | # e.g. "\ No newline at end of file" | 
|  | $ctext insert end "$line\n" filesep | 
|  | } else { | 
|  | # Something else we don't recognize | 
|  | if {$curdifftag != "Comments"} { | 
|  | $ctext insert end "\n" | 
|  | $ctext tag add $curdifftag $curtagstart end | 
|  | set curtagstart [$ctext index "end - 1c"] | 
|  | set curdifftag Comments | 
|  | } | 
|  | $ctext insert end "$line\n" filesep | 
|  | } | 
|  | } | 
|  | $ctext conf -state disabled | 
|  | if {[clock clicks -milliseconds] >= $nextupdate} { | 
|  | incr nextupdate 100 | 
|  | fileevent $bdf readable {} | 
|  | update | 
|  | fileevent $bdf readable "getblobdiffline $bdf {$ids}" | 
|  | } | 
|  | } | 
|  |  | 
|  | proc changediffdisp {} { | 
|  | global ctext diffelide | 
|  |  | 
|  | $ctext tag conf d0 -elide [lindex $diffelide 0] | 
|  | $ctext tag conf d1 -elide [lindex $diffelide 1] | 
|  | } | 
|  |  | 
|  | proc prevfile {} { | 
|  | global difffilestart ctext | 
|  | set prev [lindex $difffilestart 0] | 
|  | set here [$ctext index @0,0] | 
|  | foreach loc $difffilestart { | 
|  | if {[$ctext compare $loc >= $here]} { | 
|  | $ctext yview $prev | 
|  | return | 
|  | } | 
|  | set prev $loc | 
|  | } | 
|  | $ctext yview $prev | 
|  | } | 
|  |  | 
|  | proc nextfile {} { | 
|  | global difffilestart ctext | 
|  | set here [$ctext index @0,0] | 
|  | foreach loc $difffilestart { | 
|  | if {[$ctext compare $loc > $here]} { | 
|  | $ctext yview $loc | 
|  | return | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc clear_ctext {{first 1.0}} { | 
|  | global ctext smarktop smarkbot | 
|  |  | 
|  | 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 | 
|  | } | 
|  |  | 
|  | 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.sb set $f0 $f1 | 
|  | if {$searchstring ne {}} { | 
|  | searchmarkvisible 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc setcoords {} { | 
|  | global linespc charspc canvx0 canvy0 mainfont | 
|  | 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 {[info exists selectedline]} { | 
|  | selectline $selectedline 0 | 
|  | allcanvs yview moveto [lindex $span 0] | 
|  | } | 
|  | } | 
|  |  | 
|  | proc incrfont {inc} { | 
|  | global mainfont textfont ctext canv phase | 
|  | global stopped entries | 
|  | unmarkmatches | 
|  | set mainfont [lreplace $mainfont 1 1 [expr {[lindex $mainfont 1] + $inc}]] | 
|  | set textfont [lreplace $textfont 1 1 [expr {[lindex $textfont 1] + $inc}]] | 
|  | setcoords | 
|  | $ctext conf -font $textfont | 
|  | $ctext tag conf filesep -font [concat $textfont bold] | 
|  | foreach e $entries { | 
|  | $e conf -font $mainfont | 
|  | } | 
|  | if {$phase eq "getcommits"} { | 
|  | $canv itemconf textitems -font $mainfont | 
|  | } | 
|  | 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 "Goto: " | 
|  | } else { | 
|  | $sha1but conf -state disabled -relief flat -text "SHA1 ID: " | 
|  | } | 
|  | } | 
|  |  | 
|  | proc gotocommit {} { | 
|  | global sha1string currentid commitrow tagids headids | 
|  | global displayorder numcommits curview | 
|  |  | 
|  | if {$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 {} | 
|  | foreach i $displayorder { | 
|  | if {[string match $id* $i]} { | 
|  | lappend matches $i | 
|  | } | 
|  | } | 
|  | if {$matches ne {}} { | 
|  | if {[llength $matches] > 1} { | 
|  | error_popup "Short SHA1 id $id is ambiguous" | 
|  | return | 
|  | } | 
|  | set id [lindex $matches 0] | 
|  | } | 
|  | } | 
|  | } | 
|  | if {[info exists commitrow($curview,$id)]} { | 
|  | selectline $commitrow($curview,$id) 1 | 
|  | return | 
|  | } | 
|  | if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} { | 
|  | set type "SHA1 id" | 
|  | } else { | 
|  | set type "Tag/Head" | 
|  | } | 
|  | error_popup "$type $sha1string is not known" | 
|  | } | 
|  |  | 
|  | proc lineenter {x y id} { | 
|  | global hoverx hovery hoverid hovertimer | 
|  | global commitinfo canv | 
|  |  | 
|  | if {![info exists commitinfo($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 mainfont | 
|  |  | 
|  | 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] | 
|  | } | 
|  | # fill the details pane with info about this line | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | $ctext tag conf link -foreground blue -underline 1 | 
|  | $ctext tag bind link <Enter> { %W configure -cursor hand2 } | 
|  | $ctext tag bind link <Leave> { %W configure -cursor $curtextcursor } | 
|  | $ctext insert end "Parent:\t" | 
|  | $ctext insert end $id [list link link0] | 
|  | $ctext tag bind link0 <1> [list selbyid $id] | 
|  | set info $commitinfo($id) | 
|  | $ctext insert end "\n\t[lindex $info 0]\n" | 
|  | $ctext insert end "\tAuthor:\t[lindex $info 1]\n" | 
|  | set date [formatdate [lindex $info 2]] | 
|  | $ctext insert end "\tDate:\t$date\n" | 
|  | set kids $children($curview,$id) | 
|  | if {$kids ne {}} { | 
|  | $ctext insert end "\nChildren:" | 
|  | 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 $child [list link link$i] | 
|  | $ctext tag bind link$i <1> [list selbyid $child] | 
|  | $ctext insert end "\n\t[lindex $info 0]" | 
|  | $ctext insert end "\n\tAuthor:\t[lindex $info 1]" | 
|  | set date [formatdate [lindex $info 2]] | 
|  | $ctext insert end "\n\tDate:\t$date\n" | 
|  | } | 
|  | } | 
|  | $ctext conf -state disabled | 
|  | init_flist {} | 
|  | } | 
|  |  | 
|  | proc normalline {} { | 
|  | global thickerline | 
|  | if {[info exists thickerline]} { | 
|  | set id $thickerline | 
|  | unset thickerline | 
|  | drawlines $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc selbyid {id} { | 
|  | global commitrow curview | 
|  | if {[info exists commitrow($curview,$id)]} { | 
|  | selectline $commitrow($curview,$id) 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | 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 commitrow selectedline rowmenuid curview | 
|  |  | 
|  | if {![info exists selectedline] | 
|  | || $commitrow($curview,$id) eq $selectedline} { | 
|  | set state disabled | 
|  | } else { | 
|  | set state normal | 
|  | } | 
|  | $rowctxmenu entryconfigure "Diff this*" -state $state | 
|  | $rowctxmenu entryconfigure "Diff selected*" -state $state | 
|  | $rowctxmenu entryconfigure "Make patch" -state $state | 
|  | set rowmenuid $id | 
|  | tk_popup $rowctxmenu $x $y | 
|  | } | 
|  |  | 
|  | proc diffvssel {dirn} { | 
|  | global rowmenuid selectedline displayorder | 
|  |  | 
|  | if {![info exists selectedline]} return | 
|  | if {$dirn} { | 
|  | set oldid [lindex $displayorder $selectedline] | 
|  | set newid $rowmenuid | 
|  | } else { | 
|  | set oldid $rowmenuid | 
|  | set newid [lindex $displayorder $selectedline] | 
|  | } | 
|  | addtohistory [list doseldiff $oldid $newid] | 
|  | doseldiff $oldid $newid | 
|  | } | 
|  |  | 
|  | proc doseldiff {oldid newid} { | 
|  | global ctext | 
|  | global commitinfo | 
|  |  | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | init_flist "Top" | 
|  | $ctext insert end "From " | 
|  | $ctext tag conf link -foreground blue -underline 1 | 
|  | $ctext tag bind link <Enter> { %W configure -cursor hand2 } | 
|  | $ctext tag bind link <Leave> { %W configure -cursor $curtextcursor } | 
|  | $ctext tag bind link0 <1> [list selbyid $oldid] | 
|  | $ctext insert end $oldid [list link link0] | 
|  | $ctext insert end "\n     " | 
|  | $ctext insert end [lindex $commitinfo($oldid) 0] | 
|  | $ctext insert end "\n\nTo   " | 
|  | $ctext tag bind link1 <1> [list selbyid $newid] | 
|  | $ctext insert end $newid [list link link1] | 
|  | $ctext insert end "\n     " | 
|  | $ctext insert end [lindex $commitinfo($newid) 0] | 
|  | $ctext insert end "\n" | 
|  | $ctext conf -state disabled | 
|  | $ctext tag delete Comments | 
|  | $ctext tag remove found 1.0 end | 
|  | startdiff [list $oldid $newid] | 
|  | } | 
|  |  | 
|  | proc mkpatch {} { | 
|  | global rowmenuid currentid commitinfo patchtop patchnum | 
|  |  | 
|  | 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} | 
|  | toplevel $top | 
|  | label $top.title -text "Generate patch" | 
|  | grid $top.title - -pady 10 | 
|  | label $top.from -text "From:" | 
|  | entry $top.fromsha1 -width 40 -relief flat | 
|  | $top.fromsha1 insert 0 $oldid | 
|  | $top.fromsha1 conf -state readonly | 
|  | grid $top.from $top.fromsha1 -sticky w | 
|  | entry $top.fromhead -width 60 -relief flat | 
|  | $top.fromhead insert 0 $oldhead | 
|  | $top.fromhead conf -state readonly | 
|  | grid x $top.fromhead -sticky w | 
|  | label $top.to -text "To:" | 
|  | entry $top.tosha1 -width 40 -relief flat | 
|  | $top.tosha1 insert 0 $newid | 
|  | $top.tosha1 conf -state readonly | 
|  | grid $top.to $top.tosha1 -sticky w | 
|  | entry $top.tohead -width 60 -relief flat | 
|  | $top.tohead insert 0 $newhead | 
|  | $top.tohead conf -state readonly | 
|  | grid x $top.tohead -sticky w | 
|  | button $top.rev -text "Reverse" -command mkpatchrev -padx 5 | 
|  | grid $top.rev x -pady 10 | 
|  | label $top.flab -text "Output file:" | 
|  | entry $top.fname -width 60 | 
|  | $top.fname insert 0 [file normalize "patch$patchnum.patch"] | 
|  | incr patchnum | 
|  | grid $top.flab $top.fname -sticky w | 
|  | frame $top.buts | 
|  | button $top.buts.gen -text "Generate" -command mkpatchgo | 
|  | button $top.buts.can -text "Cancel" -command 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 | 
|  |  | 
|  | set oldid [$patchtop.fromsha1 get] | 
|  | set newid [$patchtop.tosha1 get] | 
|  | set fname [$patchtop.fname get] | 
|  | if {[catch {exec git diff-tree -p $oldid $newid >$fname &} err]} { | 
|  | error_popup "Error creating patch: $err" | 
|  | } | 
|  | catch {destroy $patchtop} | 
|  | unset patchtop | 
|  | } | 
|  |  | 
|  | proc mkpatchcan {} { | 
|  | global patchtop | 
|  |  | 
|  | catch {destroy $patchtop} | 
|  | unset patchtop | 
|  | } | 
|  |  | 
|  | proc mktag {} { | 
|  | global rowmenuid mktagtop commitinfo | 
|  |  | 
|  | set top .maketag | 
|  | set mktagtop $top | 
|  | catch {destroy $top} | 
|  | toplevel $top | 
|  | label $top.title -text "Create tag" | 
|  | grid $top.title - -pady 10 | 
|  | label $top.id -text "ID:" | 
|  | entry $top.sha1 -width 40 -relief flat | 
|  | $top.sha1 insert 0 $rowmenuid | 
|  | $top.sha1 conf -state readonly | 
|  | grid $top.id $top.sha1 -sticky w | 
|  | entry $top.head -width 60 -relief flat | 
|  | $top.head insert 0 [lindex $commitinfo($rowmenuid) 0] | 
|  | $top.head conf -state readonly | 
|  | grid x $top.head -sticky w | 
|  | label $top.tlab -text "Tag name:" | 
|  | entry $top.tag -width 60 | 
|  | grid $top.tlab $top.tag -sticky w | 
|  | frame $top.buts | 
|  | button $top.buts.gen -text "Create" -command mktaggo | 
|  | button $top.buts.can -text "Cancel" -command 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 [$mktagtop.tag get] | 
|  | if {$tag == {}} { | 
|  | error_popup "No tag name specified" | 
|  | return | 
|  | } | 
|  | if {[info exists tagids($tag)]} { | 
|  | error_popup "Tag \"$tag\" already exists" | 
|  | return | 
|  | } | 
|  | if {[catch { | 
|  | set dir [gitdir] | 
|  | set fname [file join $dir "refs/tags" $tag] | 
|  | set f [open $fname w] | 
|  | puts $f $id | 
|  | close $f | 
|  | } err]} { | 
|  | error_popup "Error creating tag: $err" | 
|  | return | 
|  | } | 
|  |  | 
|  | set tagids($tag) $id | 
|  | lappend idtags($id) $tag | 
|  | redrawtags $id | 
|  | addedtag $id | 
|  | } | 
|  |  | 
|  | proc redrawtags {id} { | 
|  | global canv linehtag commitrow idpos selectedline curview | 
|  | global mainfont canvxmax | 
|  |  | 
|  | if {![info exists commitrow($curview,$id)]} return | 
|  | drawcmitrow $commitrow($curview,$id) | 
|  | $canv delete tag.$id | 
|  | set xt [eval drawtags $id $idpos($id)] | 
|  | $canv coords $linehtag($commitrow($curview,$id)) $xt [lindex $idpos($id) 2] | 
|  | set text [$canv itemcget $linehtag($commitrow($curview,$id)) -text] | 
|  | set xr [expr {$xt + [font measure $mainfont $text]}] | 
|  | if {$xr > $canvxmax} { | 
|  | set canvxmax $xr | 
|  | setcanvscroll | 
|  | } | 
|  | if {[info exists selectedline] | 
|  | && $selectedline == $commitrow($curview,$id)} { | 
|  | selectline $selectedline 0 | 
|  | } | 
|  | } | 
|  |  | 
|  | proc mktagcan {} { | 
|  | global mktagtop | 
|  |  | 
|  | catch {destroy $mktagtop} | 
|  | unset mktagtop | 
|  | } | 
|  |  | 
|  | proc mktaggo {} { | 
|  | domktag | 
|  | mktagcan | 
|  | } | 
|  |  | 
|  | proc writecommit {} { | 
|  | global rowmenuid wrcomtop commitinfo wrcomcmd | 
|  |  | 
|  | set top .writecommit | 
|  | set wrcomtop $top | 
|  | catch {destroy $top} | 
|  | toplevel $top | 
|  | label $top.title -text "Write commit to file" | 
|  | grid $top.title - -pady 10 | 
|  | label $top.id -text "ID:" | 
|  | entry $top.sha1 -width 40 -relief flat | 
|  | $top.sha1 insert 0 $rowmenuid | 
|  | $top.sha1 conf -state readonly | 
|  | grid $top.id $top.sha1 -sticky w | 
|  | entry $top.head -width 60 -relief flat | 
|  | $top.head insert 0 [lindex $commitinfo($rowmenuid) 0] | 
|  | $top.head conf -state readonly | 
|  | grid x $top.head -sticky w | 
|  | label $top.clab -text "Command:" | 
|  | entry $top.cmd -width 60 -textvariable wrcomcmd | 
|  | grid $top.clab $top.cmd -sticky w -pady 10 | 
|  | label $top.flab -text "Output file:" | 
|  | entry $top.fname -width 60 | 
|  | $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"] | 
|  | grid $top.flab $top.fname -sticky w | 
|  | frame $top.buts | 
|  | button $top.buts.gen -text "Write" -command wrcomgo | 
|  | button $top.buts.can -text "Cancel" -command 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 "Error writing commit: $err" | 
|  | } | 
|  | catch {destroy $wrcomtop} | 
|  | unset wrcomtop | 
|  | } | 
|  |  | 
|  | proc wrcomcan {} { | 
|  | global wrcomtop | 
|  |  | 
|  | catch {destroy $wrcomtop} | 
|  | unset wrcomtop | 
|  | } | 
|  |  | 
|  | proc mkbranch {} { | 
|  | global rowmenuid mkbrtop | 
|  |  | 
|  | set top .makebranch | 
|  | catch {destroy $top} | 
|  | toplevel $top | 
|  | label $top.title -text "Create new branch" | 
|  | grid $top.title - -pady 10 | 
|  | label $top.id -text "ID:" | 
|  | entry $top.sha1 -width 40 -relief flat | 
|  | $top.sha1 insert 0 $rowmenuid | 
|  | $top.sha1 conf -state readonly | 
|  | grid $top.id $top.sha1 -sticky w | 
|  | label $top.nlab -text "Name:" | 
|  | entry $top.name -width 40 | 
|  | grid $top.nlab $top.name -sticky w | 
|  | frame $top.buts | 
|  | button $top.buts.go -text "Create" -command [list mkbrgo $top] | 
|  | button $top.buts.can -text "Cancel" -command "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 [$top.sha1 get] | 
|  | if {$name eq {}} { | 
|  | error_popup "Please specify a name for the new branch" | 
|  | return | 
|  | } | 
|  | catch {destroy $top} | 
|  | nowbusy newbranch | 
|  | update | 
|  | if {[catch { | 
|  | exec git branch $name $id | 
|  | } err]} { | 
|  | notbusy newbranch | 
|  | error_popup $err | 
|  | } else { | 
|  | addedhead $id $name | 
|  | # XXX should update list of heads displayed for selected commit | 
|  | notbusy newbranch | 
|  | redrawtags $id | 
|  | } | 
|  | } | 
|  |  | 
|  | proc cherrypick {} { | 
|  | global rowmenuid curview commitrow | 
|  | global mainhead desc_heads anc_tags desc_tags allparents allchildren | 
|  |  | 
|  | if {[info exists desc_heads($rowmenuid)] | 
|  | && [lsearch -exact $desc_heads($rowmenuid) $mainhead] >= 0} { | 
|  | set ok [confirm_popup "Commit [string range $rowmenuid 0 7] is already\ | 
|  | included in branch $mainhead -- really re-apply it?"] | 
|  | if {!$ok} return | 
|  | } | 
|  | nowbusy cherrypick | 
|  | update | 
|  | set oldhead [exec git rev-parse HEAD] | 
|  | # 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 | 
|  | error_popup $err | 
|  | return | 
|  | } | 
|  | set newhead [exec git rev-parse HEAD] | 
|  | if {$newhead eq $oldhead} { | 
|  | notbusy cherrypick | 
|  | error_popup "No changes committed" | 
|  | return | 
|  | } | 
|  | set allparents($newhead) $oldhead | 
|  | lappend allchildren($oldhead) $newhead | 
|  | set desc_heads($newhead) $mainhead | 
|  | if {[info exists anc_tags($oldhead)]} { | 
|  | set anc_tags($newhead) $anc_tags($oldhead) | 
|  | } | 
|  | set desc_tags($newhead) {} | 
|  | if {[info exists commitrow($curview,$oldhead)]} { | 
|  | insertrow $commitrow($curview,$oldhead) $newhead | 
|  | if {$mainhead ne {}} { | 
|  | movedhead $newhead $mainhead | 
|  | } | 
|  | redrawtags $oldhead | 
|  | redrawtags $newhead | 
|  | } | 
|  | notbusy cherrypick | 
|  | } | 
|  |  | 
|  | # context menu for a head | 
|  | proc headmenu {x y id head} { | 
|  | global headmenuid headmenuhead headctxmenu | 
|  |  | 
|  | set headmenuid $id | 
|  | set headmenuhead $head | 
|  | tk_popup $headctxmenu $x $y | 
|  | } | 
|  |  | 
|  | proc cobranch {} { | 
|  | global headmenuid headmenuhead mainhead headids | 
|  |  | 
|  | # check the tree is clean first?? | 
|  | set oldmainhead $mainhead | 
|  | nowbusy checkout | 
|  | update | 
|  | if {[catch { | 
|  | exec git checkout $headmenuhead | 
|  | } err]} { | 
|  | notbusy checkout | 
|  | error_popup $err | 
|  | } else { | 
|  | notbusy checkout | 
|  | set mainhead $headmenuhead | 
|  | if {[info exists headids($oldmainhead)]} { | 
|  | redrawtags $headids($oldmainhead) | 
|  | } | 
|  | redrawtags $headmenuid | 
|  | } | 
|  | } | 
|  |  | 
|  | proc rmbranch {} { | 
|  | global desc_heads headmenuid headmenuhead mainhead | 
|  | global headids idheads | 
|  |  | 
|  | set head $headmenuhead | 
|  | set id $headmenuid | 
|  | if {$head eq $mainhead} { | 
|  | error_popup "Cannot delete the currently checked-out branch" | 
|  | return | 
|  | } | 
|  | if {$desc_heads($id) eq $head} { | 
|  | # the stuff on this branch isn't on any other branch | 
|  | if {![confirm_popup "The commits on branch $head aren't on any other\ | 
|  | branch.\nReally delete branch $head?"]} return | 
|  | } | 
|  | nowbusy rmbranch | 
|  | update | 
|  | if {[catch {exec git branch -D $head} err]} { | 
|  | notbusy rmbranch | 
|  | error_popup $err | 
|  | return | 
|  | } | 
|  | removedhead $id $head | 
|  | redrawtags $id | 
|  | notbusy rmbranch | 
|  | } | 
|  |  | 
|  | # Stuff for finding nearby tags | 
|  | proc getallcommits {} { | 
|  | global allcstart allcommits allcfd allids | 
|  |  | 
|  | set allids {} | 
|  | set fd [open [concat | git rev-list --all --topo-order --parents] r] | 
|  | set allcfd $fd | 
|  | fconfigure $fd -blocking 0 | 
|  | set allcommits "reading" | 
|  | nowbusy allcommits | 
|  | restartgetall $fd | 
|  | } | 
|  |  | 
|  | proc discardallcommits {} { | 
|  | global allparents allchildren allcommits allcfd | 
|  | global desc_tags anc_tags alldtags tagisdesc allids desc_heads | 
|  |  | 
|  | if {![info exists allcommits]} return | 
|  | if {$allcommits eq "reading"} { | 
|  | catch {close $allcfd} | 
|  | } | 
|  | foreach v {allcommits allchildren allparents allids desc_tags anc_tags | 
|  | alldtags tagisdesc desc_heads} { | 
|  | catch {unset $v} | 
|  | } | 
|  | } | 
|  |  | 
|  | proc restartgetall {fd} { | 
|  | global allcstart | 
|  |  | 
|  | fileevent $fd readable [list getallclines $fd] | 
|  | set allcstart [clock clicks -milliseconds] | 
|  | } | 
|  |  | 
|  | proc combine_dtags {l1 l2} { | 
|  | global tagisdesc notfirstd | 
|  |  | 
|  | set res [lsort -unique [concat $l1 $l2]] | 
|  | for {set i 0} {$i < [llength $res]} {incr i} { | 
|  | set x [lindex $res $i] | 
|  | for {set j [expr {$i+1}]} {$j < [llength $res]} {} { | 
|  | set y [lindex $res $j] | 
|  | if {[info exists tagisdesc($x,$y)]} { | 
|  | if {$tagisdesc($x,$y) > 0} { | 
|  | # x is a descendent of y, exclude x | 
|  | set res [lreplace $res $i $i] | 
|  | incr i -1 | 
|  | break | 
|  | } else { | 
|  | # y is a descendent of x, exclude y | 
|  | set res [lreplace $res $j $j] | 
|  | } | 
|  | } else { | 
|  | # no relation, keep going | 
|  | incr j | 
|  | } | 
|  | } | 
|  | } | 
|  | return $res | 
|  | } | 
|  |  | 
|  | proc combine_atags {l1 l2} { | 
|  | global tagisdesc | 
|  |  | 
|  | set res [lsort -unique [concat $l1 $l2]] | 
|  | for {set i 0} {$i < [llength $res]} {incr i} { | 
|  | set x [lindex $res $i] | 
|  | for {set j [expr {$i+1}]} {$j < [llength $res]} {} { | 
|  | set y [lindex $res $j] | 
|  | if {[info exists tagisdesc($x,$y)]} { | 
|  | if {$tagisdesc($x,$y) < 0} { | 
|  | # x is an ancestor of y, exclude x | 
|  | set res [lreplace $res $i $i] | 
|  | incr i -1 | 
|  | break | 
|  | } else { | 
|  | # y is an ancestor of x, exclude y | 
|  | set res [lreplace $res $j $j] | 
|  | } | 
|  | } else { | 
|  | # no relation, keep going | 
|  | incr j | 
|  | } | 
|  | } | 
|  | } | 
|  | return $res | 
|  | } | 
|  |  | 
|  | proc forward_pass {id children} { | 
|  | global idtags desc_tags idheads desc_heads alldtags tagisdesc | 
|  |  | 
|  | set dtags {} | 
|  | set dheads {} | 
|  | foreach child $children { | 
|  | if {[info exists idtags($child)]} { | 
|  | set ctags [list $child] | 
|  | } else { | 
|  | set ctags $desc_tags($child) | 
|  | } | 
|  | if {$dtags eq {}} { | 
|  | set dtags $ctags | 
|  | } elseif {$ctags ne $dtags} { | 
|  | set dtags [combine_dtags $dtags $ctags] | 
|  | } | 
|  | set cheads $desc_heads($child) | 
|  | if {$dheads eq {}} { | 
|  | set dheads $cheads | 
|  | } elseif {$cheads ne $dheads} { | 
|  | set dheads [lsort -unique [concat $dheads $cheads]] | 
|  | } | 
|  | } | 
|  | set desc_tags($id) $dtags | 
|  | if {[info exists idtags($id)]} { | 
|  | set adt $dtags | 
|  | foreach tag $dtags { | 
|  | set adt [concat $adt $alldtags($tag)] | 
|  | } | 
|  | set adt [lsort -unique $adt] | 
|  | set alldtags($id) $adt | 
|  | foreach tag $adt { | 
|  | set tagisdesc($id,$tag) -1 | 
|  | set tagisdesc($tag,$id) 1 | 
|  | } | 
|  | } | 
|  | if {[info exists idheads($id)]} { | 
|  | set dheads [concat $dheads $idheads($id)] | 
|  | } | 
|  | set desc_heads($id) $dheads | 
|  | } | 
|  |  | 
|  | proc getallclines {fd} { | 
|  | global allparents allchildren allcommits allcstart | 
|  | global desc_tags anc_tags idtags tagisdesc allids | 
|  | global idheads travindex | 
|  |  | 
|  | while {[gets $fd line] >= 0} { | 
|  | set id [lindex $line 0] | 
|  | lappend allids $id | 
|  | set olds [lrange $line 1 end] | 
|  | set allparents($id) $olds | 
|  | if {![info exists allchildren($id)]} { | 
|  | set allchildren($id) {} | 
|  | } | 
|  | foreach p $olds { | 
|  | lappend allchildren($p) $id | 
|  | } | 
|  | # compute nearest tagged descendents as we go | 
|  | # also compute descendent heads | 
|  | forward_pass $id $allchildren($id) | 
|  | if {[clock clicks -milliseconds] - $allcstart >= 50} { | 
|  | fileevent $fd readable {} | 
|  | after idle restartgetall $fd | 
|  | return | 
|  | } | 
|  | } | 
|  | if {[eof $fd]} { | 
|  | set travindex [llength $allids] | 
|  | set allcommits "traversing" | 
|  | after idle restartatags | 
|  | if {[catch {close $fd} err]} { | 
|  | error_popup "Error reading full commit graph: $err.\n\ | 
|  | Results may be incomplete." | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # walk backward through the tree and compute nearest tagged ancestors | 
|  | proc restartatags {} { | 
|  | global allids allparents idtags anc_tags travindex | 
|  |  | 
|  | set t0 [clock clicks -milliseconds] | 
|  | set i $travindex | 
|  | while {[incr i -1] >= 0} { | 
|  | set id [lindex $allids $i] | 
|  | set atags {} | 
|  | foreach p $allparents($id) { | 
|  | if {[info exists idtags($p)]} { | 
|  | set ptags [list $p] | 
|  | } else { | 
|  | set ptags $anc_tags($p) | 
|  | } | 
|  | if {$atags eq {}} { | 
|  | set atags $ptags | 
|  | } elseif {$ptags ne $atags} { | 
|  | set atags [combine_atags $atags $ptags] | 
|  | } | 
|  | } | 
|  | set anc_tags($id) $atags | 
|  | if {[clock clicks -milliseconds] - $t0 >= 50} { | 
|  | set travindex $i | 
|  | after idle restartatags | 
|  | return | 
|  | } | 
|  | } | 
|  | set allcommits "done" | 
|  | set travindex 0 | 
|  | notbusy allcommits | 
|  | dispneartags | 
|  | } | 
|  |  | 
|  | # update the desc_tags and anc_tags arrays for a new tag just added | 
|  | proc addedtag {id} { | 
|  | global desc_tags anc_tags allparents allchildren allcommits | 
|  | global idtags tagisdesc alldtags | 
|  |  | 
|  | if {![info exists desc_tags($id)]} return | 
|  | set adt $desc_tags($id) | 
|  | foreach t $desc_tags($id) { | 
|  | set adt [concat $adt $alldtags($t)] | 
|  | } | 
|  | set adt [lsort -unique $adt] | 
|  | set alldtags($id) $adt | 
|  | foreach t $adt { | 
|  | set tagisdesc($id,$t) -1 | 
|  | set tagisdesc($t,$id) 1 | 
|  | } | 
|  | if {[info exists anc_tags($id)]} { | 
|  | set todo $anc_tags($id) | 
|  | while {$todo ne {}} { | 
|  | set do [lindex $todo 0] | 
|  | set todo [lrange $todo 1 end] | 
|  | if {[info exists tagisdesc($id,$do)]} continue | 
|  | set tagisdesc($do,$id) -1 | 
|  | set tagisdesc($id,$do) 1 | 
|  | if {[info exists anc_tags($do)]} { | 
|  | set todo [concat $todo $anc_tags($do)] | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | set lastold $desc_tags($id) | 
|  | set lastnew [list $id] | 
|  | set nup 0 | 
|  | set nch 0 | 
|  | set todo $allparents($id) | 
|  | while {$todo ne {}} { | 
|  | set do [lindex $todo 0] | 
|  | set todo [lrange $todo 1 end] | 
|  | if {![info exists desc_tags($do)]} continue | 
|  | if {$desc_tags($do) ne $lastold} { | 
|  | set lastold $desc_tags($do) | 
|  | set lastnew [combine_dtags $lastold [list $id]] | 
|  | incr nch | 
|  | } | 
|  | if {$lastold eq $lastnew} continue | 
|  | set desc_tags($do) $lastnew | 
|  | incr nup | 
|  | if {![info exists idtags($do)]} { | 
|  | set todo [concat $todo $allparents($do)] | 
|  | } | 
|  | } | 
|  |  | 
|  | if {![info exists anc_tags($id)]} return | 
|  | set lastold $anc_tags($id) | 
|  | set lastnew [list $id] | 
|  | set nup 0 | 
|  | set nch 0 | 
|  | set todo $allchildren($id) | 
|  | while {$todo ne {}} { | 
|  | set do [lindex $todo 0] | 
|  | set todo [lrange $todo 1 end] | 
|  | if {![info exists anc_tags($do)]} continue | 
|  | if {$anc_tags($do) ne $lastold} { | 
|  | set lastold $anc_tags($do) | 
|  | set lastnew [combine_atags $lastold [list $id]] | 
|  | incr nch | 
|  | } | 
|  | if {$lastold eq $lastnew} continue | 
|  | set anc_tags($do) $lastnew | 
|  | incr nup | 
|  | if {![info exists idtags($do)]} { | 
|  | set todo [concat $todo $allchildren($do)] | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # update the desc_heads array for a new head just added | 
|  | proc addedhead {hid head} { | 
|  | global desc_heads allparents headids idheads | 
|  |  | 
|  | set headids($head) $hid | 
|  | lappend idheads($hid) $head | 
|  |  | 
|  | set todo [list $hid] | 
|  | while {$todo ne {}} { | 
|  | set do [lindex $todo 0] | 
|  | set todo [lrange $todo 1 end] | 
|  | if {![info exists desc_heads($do)] || | 
|  | [lsearch -exact $desc_heads($do) $head] >= 0} continue | 
|  | set oldheads $desc_heads($do) | 
|  | lappend desc_heads($do) $head | 
|  | set heads $desc_heads($do) | 
|  | while {1} { | 
|  | set p $allparents($do) | 
|  | if {[llength $p] != 1 || ![info exists desc_heads($p)] || | 
|  | $desc_heads($p) ne $oldheads} break | 
|  | set do $p | 
|  | set desc_heads($do) $heads | 
|  | } | 
|  | set todo [concat $todo $p] | 
|  | } | 
|  | } | 
|  |  | 
|  | # update the desc_heads array for a head just removed | 
|  | proc removedhead {hid head} { | 
|  | global desc_heads allparents headids idheads | 
|  |  | 
|  | unset headids($head) | 
|  | if {$idheads($hid) eq $head} { | 
|  | unset idheads($hid) | 
|  | } else { | 
|  | set i [lsearch -exact $idheads($hid) $head] | 
|  | if {$i >= 0} { | 
|  | set idheads($hid) [lreplace $idheads($hid) $i $i] | 
|  | } | 
|  | } | 
|  |  | 
|  | set todo [list $hid] | 
|  | while {$todo ne {}} { | 
|  | set do [lindex $todo 0] | 
|  | set todo [lrange $todo 1 end] | 
|  | if {![info exists desc_heads($do)]} continue | 
|  | set i [lsearch -exact $desc_heads($do) $head] | 
|  | if {$i < 0} continue | 
|  | set oldheads $desc_heads($do) | 
|  | set heads [lreplace $desc_heads($do) $i $i] | 
|  | while {1} { | 
|  | set desc_heads($do) $heads | 
|  | set p $allparents($do) | 
|  | if {[llength $p] != 1 || ![info exists desc_heads($p)] || | 
|  | $desc_heads($p) ne $oldheads} break | 
|  | set do $p | 
|  | } | 
|  | set todo [concat $todo $p] | 
|  | } | 
|  | } | 
|  |  | 
|  | # update things for a head moved to a child of its previous location | 
|  | proc movedhead {id name} { | 
|  | global headids idheads | 
|  |  | 
|  | set oldid $headids($name) | 
|  | set headids($name) $id | 
|  | if {$idheads($oldid) eq $name} { | 
|  | unset idheads($oldid) | 
|  | } else { | 
|  | set i [lsearch -exact $idheads($oldid) $name] | 
|  | if {$i >= 0} { | 
|  | set idheads($oldid) [lreplace $idheads($oldid) $i $i] | 
|  | } | 
|  | } | 
|  | lappend idheads($id) $name | 
|  | } | 
|  |  | 
|  | proc changedrefs {} { | 
|  | global desc_heads desc_tags anc_tags allcommits allids | 
|  | global allchildren allparents idtags travindex | 
|  |  | 
|  | if {![info exists allcommits]} return | 
|  | catch {unset desc_heads} | 
|  | catch {unset desc_tags} | 
|  | catch {unset anc_tags} | 
|  | catch {unset alldtags} | 
|  | catch {unset tagisdesc} | 
|  | foreach id $allids { | 
|  | forward_pass $id $allchildren($id) | 
|  | } | 
|  | if {$allcommits ne "reading"} { | 
|  | set travindex [llength $allids] | 
|  | if {$allcommits ne "traversing"} { | 
|  | set allcommits "traversing" | 
|  | after idle restartatags | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc rereadrefs {} { | 
|  | global idtags idheads idotherrefs mainhead | 
|  |  | 
|  | 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 $mainhead | 
|  | 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) != $v || | 
|  | ($id eq $oldmainhead && $id ne $mainhead) || | 
|  | ($id eq $mainhead && $id ne $oldmainhead)} { | 
|  | redrawtags $id | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | proc listrefs {id} { | 
|  | global idtags idheads idotherrefs | 
|  |  | 
|  | set x {} | 
|  | if {[info exists idtags($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 $z] | 
|  | } | 
|  |  | 
|  | proc showtag {tag isnew} { | 
|  | global ctext tagcontents tagids linknum | 
|  |  | 
|  | if {$isnew} { | 
|  | addtohistory [list showtag $tag 0] | 
|  | } | 
|  | $ctext conf -state normal | 
|  | clear_ctext | 
|  | set linknum 0 | 
|  | if {[info exists tagcontents($tag)]} { | 
|  | set text $tagcontents($tag) | 
|  | } else { | 
|  | set text "Tag: $tag\nId:  $tagids($tag)" | 
|  | } | 
|  | appendwithlinks $text {} | 
|  | $ctext conf -state disabled | 
|  | init_flist {} | 
|  | } | 
|  |  | 
|  | proc doquit {} { | 
|  | global stopped | 
|  | set stopped 100 | 
|  | savestuff . | 
|  | destroy . | 
|  | } | 
|  |  | 
|  | proc doprefs {} { | 
|  | global maxwidth maxgraphpct diffopts | 
|  | global oldprefs prefstop showneartags | 
|  | global bgcolor fgcolor ctext diffcolors | 
|  | global uifont | 
|  |  | 
|  | set top .gitkprefs | 
|  | set prefstop $top | 
|  | if {[winfo exists $top]} { | 
|  | raise $top | 
|  | return | 
|  | } | 
|  | foreach v {maxwidth maxgraphpct diffopts showneartags} { | 
|  | set oldprefs($v) [set $v] | 
|  | } | 
|  | toplevel $top | 
|  | wm title $top "Gitk preferences" | 
|  | label $top.ldisp -text "Commit list display options" | 
|  | $top.ldisp configure -font $uifont | 
|  | grid $top.ldisp - -sticky w -pady 10 | 
|  | label $top.spacer -text " " | 
|  | label $top.maxwidthl -text "Maximum graph width (lines)" \ | 
|  | -font optionfont | 
|  | spinbox $top.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth | 
|  | grid $top.spacer $top.maxwidthl $top.maxwidth -sticky w | 
|  | label $top.maxpctl -text "Maximum graph width (% of pane)" \ | 
|  | -font optionfont | 
|  | spinbox $top.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct | 
|  | grid x $top.maxpctl $top.maxpct -sticky w | 
|  |  | 
|  | label $top.ddisp -text "Diff display options" | 
|  | $top.ddisp configure -font $uifont | 
|  | grid $top.ddisp - -sticky w -pady 10 | 
|  | label $top.diffoptl -text "Options for diff program" \ | 
|  | -font optionfont | 
|  | entry $top.diffopt -width 20 -textvariable diffopts | 
|  | grid x $top.diffoptl $top.diffopt -sticky w | 
|  | frame $top.ntag | 
|  | label $top.ntag.l -text "Display nearby tags" -font optionfont | 
|  | checkbutton $top.ntag.b -variable showneartags | 
|  | pack $top.ntag.b $top.ntag.l -side left | 
|  | grid x $top.ntag -sticky w | 
|  |  | 
|  | label $top.cdisp -text "Colors: press to choose" | 
|  | $top.cdisp configure -font $uifont | 
|  | grid $top.cdisp - -sticky w -pady 10 | 
|  | label $top.bg -padx 40 -relief sunk -background $bgcolor | 
|  | button $top.bgbut -text "Background" -font optionfont \ | 
|  | -command [list choosecolor bgcolor 0 $top.bg background setbg] | 
|  | grid x $top.bgbut $top.bg -sticky w | 
|  | label $top.fg -padx 40 -relief sunk -background $fgcolor | 
|  | button $top.fgbut -text "Foreground" -font optionfont \ | 
|  | -command [list choosecolor fgcolor 0 $top.fg foreground setfg] | 
|  | grid x $top.fgbut $top.fg -sticky w | 
|  | label $top.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0] | 
|  | button $top.diffoldbut -text "Diff: old lines" -font optionfont \ | 
|  | -command [list choosecolor diffcolors 0 $top.diffold "diff old lines" \ | 
|  | [list $ctext tag conf d0 -foreground]] | 
|  | grid x $top.diffoldbut $top.diffold -sticky w | 
|  | label $top.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1] | 
|  | button $top.diffnewbut -text "Diff: new lines" -font optionfont \ | 
|  | -command [list choosecolor diffcolors 1 $top.diffnew "diff new lines" \ | 
|  | [list $ctext tag conf d1 -foreground]] | 
|  | grid x $top.diffnewbut $top.diffnew -sticky w | 
|  | label $top.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2] | 
|  | button $top.hunksepbut -text "Diff: hunk header" -font optionfont \ | 
|  | -command [list choosecolor diffcolors 2 $top.hunksep \ | 
|  | "diff hunk header" \ | 
|  | [list $ctext tag conf hunksep -foreground]] | 
|  | grid x $top.hunksepbut $top.hunksep -sticky w | 
|  |  | 
|  | frame $top.buts | 
|  | button $top.buts.ok -text "OK" -command prefsok -default active | 
|  | $top.buts.ok configure -font $uifont | 
|  | button $top.buts.can -text "Cancel" -command prefscan -default normal | 
|  | $top.buts.can configure -font $uifont | 
|  | 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 | 
|  | bind $top <Visibility> "focus $top.buts.ok" | 
|  | } | 
|  |  | 
|  | proc choosecolor {v vi w x cmd} { | 
|  | global $v | 
|  |  | 
|  | set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \ | 
|  | -title "Gitk: choose color for $x"] | 
|  | if {$c eq {}} return | 
|  | $w conf -background $c | 
|  | lset $v $vi $c | 
|  | eval $cmd $c | 
|  | } | 
|  |  | 
|  | 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 | 
|  | } | 
|  |  | 
|  | proc prefscan {} { | 
|  | global maxwidth maxgraphpct diffopts | 
|  | global oldprefs prefstop showneartags | 
|  |  | 
|  | foreach v {maxwidth maxgraphpct diffopts showneartags} { | 
|  | set $v $oldprefs($v) | 
|  | } | 
|  | catch {destroy $prefstop} | 
|  | unset prefstop | 
|  | } | 
|  |  | 
|  | proc prefsok {} { | 
|  | global maxwidth maxgraphpct | 
|  | global oldprefs prefstop showneartags | 
|  |  | 
|  | catch {destroy $prefstop} | 
|  | unset prefstop | 
|  | if {$maxwidth != $oldprefs(maxwidth) | 
|  | || $maxgraphpct != $oldprefs(maxgraphpct)} { | 
|  | redisplay | 
|  | } elseif {$showneartags != $oldprefs(showneartags)} { | 
|  | reselectline | 
|  | } | 
|  | } | 
|  |  | 
|  | proc formatdate {d} { | 
|  | return [clock format $d -format "%Y-%m-%d %H:%M:%S"] | 
|  | } | 
|  |  | 
|  | # 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 } | 
|  | { 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 | 
|  | 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[-_]} $enc iso 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[-_]} $e iso ex]} { | 
|  | set i [lsearch -exact $lcnames $ex] | 
|  | } | 
|  | } | 
|  | if {$i >= 0} break | 
|  | } | 
|  | break | 
|  | } | 
|  | } | 
|  | if {$i >= 0} { | 
|  | return [lindex $names $i] | 
|  | } | 
|  | return {} | 
|  | } | 
|  |  | 
|  | # defaults... | 
|  | set datemode 0 | 
|  | set diffopts "-U 5 -p" | 
|  | set wrcomcmd "git diff-tree --stdin -p --pretty" | 
|  |  | 
|  | set gitencoding {} | 
|  | catch { | 
|  | set gitencoding [exec git config --get i18n.commitencoding] | 
|  | } | 
|  | if {$gitencoding == ""} { | 
|  | set gitencoding "utf-8" | 
|  | } | 
|  | set tclencoding [tcl_encoding $gitencoding] | 
|  | if {$tclencoding == {}} { | 
|  | puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk" | 
|  | } | 
|  |  | 
|  | set mainfont {Helvetica 9} | 
|  | set textfont {Courier 9} | 
|  | set uifont {Helvetica 9 bold} | 
|  | set findmergefiles 0 | 
|  | set maxgraphpct 50 | 
|  | set maxwidth 16 | 
|  | set revlistorder 0 | 
|  | set fastdate 0 | 
|  | set uparrowlen 7 | 
|  | set downarrowlen 7 | 
|  | set mingaplen 30 | 
|  | set cmitmode "patch" | 
|  | set wrapcomment "none" | 
|  | set showneartags 1 | 
|  |  | 
|  | set colors {green red blue magenta darkgrey brown orange} | 
|  | set bgcolor white | 
|  | set fgcolor black | 
|  | set diffcolors {red "#00a000" blue} | 
|  |  | 
|  | catch {source ~/.gitk} | 
|  |  | 
|  | font create optionfont -family sans-serif -size -12 | 
|  |  | 
|  | set revtreeargs {} | 
|  | foreach arg $argv { | 
|  | switch -regexp -- $arg { | 
|  | "^$" { } | 
|  | "^-d" { set datemode 1 } | 
|  | default { | 
|  | lappend revtreeargs $arg | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | # check that we can find a .git directory somewhere... | 
|  | set gitdir [gitdir] | 
|  | if {![file isdirectory $gitdir]} { | 
|  | show_error {} . "Cannot find the git directory \"$gitdir\"." | 
|  | exit 1 | 
|  | } | 
|  |  | 
|  | set cmdline_files {} | 
|  | set i [lsearch -exact $revtreeargs "--"] | 
|  | if {$i >= 0} { | 
|  | set cmdline_files [lrange $revtreeargs [expr {$i + 1}] end] | 
|  | set revtreeargs [lrange $revtreeargs 0 [expr {$i - 1}]] | 
|  | } elseif {$revtreeargs ne {}} { | 
|  | 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] | 
|  | } 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 {} . "Bad arguments to gitk:\n$err" | 
|  | exit 1 | 
|  | } | 
|  | } | 
|  |  | 
|  | set history {} | 
|  | set historyindex 0 | 
|  | set fh_serial 0 | 
|  | set nhl_names {} | 
|  | set highlight_paths {} | 
|  | set searchdirn -forwards | 
|  | set boldrows {} | 
|  | set boldnamerows {} | 
|  | set diffelide {0 0} | 
|  |  | 
|  | set optim_delay 16 | 
|  |  | 
|  | set nextviewnum 1 | 
|  | set curview 0 | 
|  | set selectedview 0 | 
|  | set selectedhlview None | 
|  | set viewfiles(0) {} | 
|  | set viewperm(0) 0 | 
|  | set viewargs(0) {} | 
|  |  | 
|  | set cmdlineok 0 | 
|  | set stopped 0 | 
|  | set stuffsaved 0 | 
|  | set patchnum 0 | 
|  | setcoords | 
|  | makewindow | 
|  | wm title . "[file tail $argv0]: [file tail [pwd]]" | 
|  | readrefs | 
|  |  | 
|  | if {$cmdline_files ne {} || $revtreeargs 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) "Command line" | 
|  | set viewfiles(1) $cmdline_files | 
|  | set viewargs(1) $revtreeargs | 
|  | set viewperm(1) 0 | 
|  | addviewmenu 1 | 
|  | .bar.view entryconf Edit* -state normal | 
|  | .bar.view entryconf Delete* -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 $v 2] | 
|  | set viewperm($n) 1 | 
|  | addviewmenu $n | 
|  | } | 
|  | } | 
|  | getcommits |