|  | # git-gui tree browser | 
|  | # Copyright (C) 2006, 2007 Shawn Pearce | 
|  |  | 
|  | class browser { | 
|  |  | 
|  | image create photo ::browser::img_parent  -data {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} | 
|  | image create photo ::browser::img_rblob   -data {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} | 
|  | image create photo ::browser::img_xblob   -data {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} | 
|  | image create photo ::browser::img_tree    -data {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} | 
|  | image create photo ::browser::img_symlink -data {R0lGODlhEAAQAIQAAPwCBCwqLLSytLy+vERGRFRWVDQ2NKSmpAQCBKyurMTGxISChJyanHR2dIyKjGxubHRydGRmZIyOjFxeXHx6fAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAEAAAAALAAAAAAQABAAAAVbICACwWieY1CibCCsrBkMb0zchSEcNYskCtqBBzshFkOGQFk0IRqOxqPBODRHCMhCQKteRc9FI/KQWGOIyFYgkDC+gPR4snCcfRGKOIKIgSMQE31+f4OEYCZ+IQAh/mhDcmVhdGVkIGJ5IEJNUFRvR0lGIFBybyB2ZXJzaW9uIDIuNQ0KqSBEZXZlbENvciAxOTk3LDE5OTguIEFsbCByaWdodHMgcmVzZXJ2ZWQuDQpodHRwOi8vd3d3LmRldmVsY29yLmNvbQA7} | 
|  | image create photo ::browser::img_unknown -data {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} | 
|  |  | 
|  | field w | 
|  | field browser_commit | 
|  | field browser_path | 
|  | field browser_files  {} | 
|  | field browser_status [mc "Starting..."] | 
|  | field browser_stack  {} | 
|  | field browser_busy   1 | 
|  |  | 
|  | field ls_buf     {}; # Buffered record output from ls-tree | 
|  |  | 
|  | constructor new {commit {path {}}} { | 
|  | global cursor_ptr M1B use_ttk NS | 
|  | make_dialog top w | 
|  | wm withdraw $top | 
|  | wm title $top [append "[appname] ([reponame]): " [mc "File Browser"]] | 
|  |  | 
|  | set browser_commit $commit | 
|  | set browser_path $browser_commit:$path | 
|  |  | 
|  | ${NS}::label $w.path \ | 
|  | -textvariable @browser_path \ | 
|  | -anchor w \ | 
|  | -justify left \ | 
|  | -font font_uibold | 
|  | if {!$use_ttk} { $w.path configure -borderwidth 1 -relief sunken} | 
|  | pack $w.path -anchor w -side top -fill x | 
|  |  | 
|  | ${NS}::frame $w.list | 
|  | set w_list $w.list.l | 
|  | text $w_list -background white -foreground black \ | 
|  | -borderwidth 0 \ | 
|  | -cursor $cursor_ptr \ | 
|  | -state disabled \ | 
|  | -wrap none \ | 
|  | -height 20 \ | 
|  | -width 70 \ | 
|  | -xscrollcommand [list $w.list.sbx set] \ | 
|  | -yscrollcommand [list $w.list.sby set] | 
|  | rmsel_tag $w_list | 
|  | ${NS}::scrollbar $w.list.sbx -orient h -command [list $w_list xview] | 
|  | ${NS}::scrollbar $w.list.sby -orient v -command [list $w_list yview] | 
|  | pack $w.list.sbx -side bottom -fill x | 
|  | pack $w.list.sby -side right -fill y | 
|  | pack $w_list -side left -fill both -expand 1 | 
|  | pack $w.list -side top -fill both -expand 1 | 
|  |  | 
|  | ${NS}::label $w.status \ | 
|  | -textvariable @browser_status \ | 
|  | -anchor w \ | 
|  | -justify left | 
|  | if {!$use_ttk} { $w.status configure -borderwidth 1 -relief sunken} | 
|  | pack $w.status -anchor w -side bottom -fill x | 
|  |  | 
|  | bind $w_list <Button-1>        "[cb _click 0 @%x,%y];break" | 
|  | bind $w_list <Double-Button-1> "[cb _click 1 @%x,%y];break" | 
|  | bind $w_list <$M1B-Up>         "[cb _parent]        ;break" | 
|  | bind $w_list <$M1B-Left>       "[cb _parent]        ;break" | 
|  | bind $w_list <Up>              "[cb _move -1]       ;break" | 
|  | bind $w_list <Down>            "[cb _move  1]       ;break" | 
|  | bind $w_list <$M1B-Right>      "[cb _enter]         ;break" | 
|  | bind $w_list <Return>          "[cb _enter]         ;break" | 
|  | bind $w_list <Prior>           "[cb _page -1]       ;break" | 
|  | bind $w_list <Next>            "[cb _page  1]       ;break" | 
|  | bind $w_list <Left>            break | 
|  | bind $w_list <Right>           break | 
|  |  | 
|  | bind $w_list <Visibility> [list focus $w_list] | 
|  | wm deiconify $top | 
|  | set w $w_list | 
|  | if {$path ne {}} { | 
|  | _ls $this $browser_commit:$path $path | 
|  | } else { | 
|  | _ls $this $browser_commit $path | 
|  | } | 
|  | return $this | 
|  | } | 
|  |  | 
|  | method _move {dir} { | 
|  | if {$browser_busy} return | 
|  | set lno [lindex [split [$w index in_sel.first] .] 0] | 
|  | incr lno $dir | 
|  | if {[lindex $browser_files [expr {$lno - 1}]] ne {}} { | 
|  | $w tag remove in_sel 0.0 end | 
|  | $w tag add in_sel $lno.0 [expr {$lno + 1}].0 | 
|  | $w see $lno.0 | 
|  | } | 
|  | } | 
|  |  | 
|  | method _page {dir} { | 
|  | if {$browser_busy} return | 
|  | $w yview scroll $dir pages | 
|  | set lno [expr {int( | 
|  | [lindex [$w yview] 0] | 
|  | * [llength $browser_files] | 
|  | + 1)}] | 
|  | if {[lindex $browser_files [expr {$lno - 1}]] ne {}} { | 
|  | $w tag remove in_sel 0.0 end | 
|  | $w tag add in_sel $lno.0 [expr {$lno + 1}].0 | 
|  | $w see $lno.0 | 
|  | } | 
|  | } | 
|  |  | 
|  | method _parent {} { | 
|  | if {$browser_busy} return | 
|  | set info [lindex $browser_files 0] | 
|  | if {[lindex $info 0] eq {parent}} { | 
|  | set parent [lindex $browser_stack end-1] | 
|  | set browser_stack [lrange $browser_stack 0 end-2] | 
|  | if {$browser_stack eq {}} { | 
|  | regsub {:.*$} $browser_path {:} browser_path | 
|  | } else { | 
|  | regsub {/[^/]+$} $browser_path {} browser_path | 
|  | } | 
|  | set browser_status [mc "Loading %s..." $browser_path] | 
|  | _ls $this [lindex $parent 0] [lindex $parent 1] | 
|  | } | 
|  | } | 
|  |  | 
|  | method _enter {} { | 
|  | if {$browser_busy} return | 
|  | set lno [lindex [split [$w index in_sel.first] .] 0] | 
|  | set info [lindex $browser_files [expr {$lno - 1}]] | 
|  | if {$info ne {}} { | 
|  | switch -- [lindex $info 0] { | 
|  | parent { | 
|  | _parent $this | 
|  | } | 
|  | tree { | 
|  | set name [lindex $info 2] | 
|  | set escn [escape_path $name] | 
|  | set browser_status [mc "Loading %s..." $escn] | 
|  | append browser_path $escn | 
|  | _ls $this [lindex $info 1] $name | 
|  | } | 
|  | blob { | 
|  | set name [lindex $info 2] | 
|  | set p {} | 
|  | foreach n $browser_stack { | 
|  | append p [lindex $n 1] | 
|  | } | 
|  | append p $name | 
|  | blame::new $browser_commit $p {} | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | method _click {was_double_click pos} { | 
|  | if {$browser_busy} return | 
|  | set lno [lindex [split [$w index $pos] .] 0] | 
|  | focus $w | 
|  |  | 
|  | if {[lindex $browser_files [expr {$lno - 1}]] ne {}} { | 
|  | $w tag remove in_sel 0.0 end | 
|  | $w tag add in_sel $lno.0 [expr {$lno + 1}].0 | 
|  | if {$was_double_click} { | 
|  | _enter $this | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | method _ls {tree_id {name {}}} { | 
|  | set ls_buf {} | 
|  | set browser_files {} | 
|  | set browser_busy 1 | 
|  |  | 
|  | $w conf -state normal | 
|  | $w tag remove in_sel 0.0 end | 
|  | $w delete 0.0 end | 
|  | if {$browser_stack ne {}} { | 
|  | $w image create end \ | 
|  | -align center -padx 5 -pady 1 \ | 
|  | -name icon0 \ | 
|  | -image ::browser::img_parent | 
|  | $w insert end [mc "\[Up To Parent\]"] | 
|  | lappend browser_files parent | 
|  | } | 
|  | lappend browser_stack [list $tree_id $name] | 
|  | $w conf -state disabled | 
|  |  | 
|  | set fd [git_read ls-tree -z $tree_id] | 
|  | fconfigure $fd -blocking 0 -translation binary -encoding binary | 
|  | fileevent $fd readable [cb _read $fd] | 
|  | } | 
|  |  | 
|  | method _read {fd} { | 
|  | append ls_buf [read $fd] | 
|  | set pck [split $ls_buf "\0"] | 
|  | set ls_buf [lindex $pck end] | 
|  |  | 
|  | set n [llength $browser_files] | 
|  | $w conf -state normal | 
|  | foreach p [lrange $pck 0 end-1] { | 
|  | set tab [string first "\t" $p] | 
|  | if {$tab == -1} continue | 
|  |  | 
|  | set info [split [string range $p 0 [expr {$tab - 1}]] { }] | 
|  | set path [string range $p [expr {$tab + 1}] end] | 
|  | set type   [lindex $info 1] | 
|  | set object [lindex $info 2] | 
|  |  | 
|  | switch -- $type { | 
|  | blob { | 
|  | scan [lindex $info 0] %o mode | 
|  | if {$mode == 0120000} { | 
|  | set image ::browser::img_symlink | 
|  | } elseif {($mode & 0100) != 0} { | 
|  | set image ::browser::img_xblob | 
|  | } else { | 
|  | set image ::browser::img_rblob | 
|  | } | 
|  | } | 
|  | tree { | 
|  | set image ::browser::img_tree | 
|  | append path / | 
|  | } | 
|  | default { | 
|  | set image ::browser::img_unknown | 
|  | } | 
|  | } | 
|  |  | 
|  | if {$n > 0} {$w insert end "\n"} | 
|  | $w image create end \ | 
|  | -align center -padx 5 -pady 1 \ | 
|  | -name icon[incr n] \ | 
|  | -image $image | 
|  | $w insert end [escape_path $path] | 
|  | lappend browser_files [list $type $object $path] | 
|  | } | 
|  | $w conf -state disabled | 
|  |  | 
|  | if {[eof $fd]} { | 
|  | close $fd | 
|  | set browser_status [mc "Ready."] | 
|  | set browser_busy 0 | 
|  | set ls_buf {} | 
|  | if {$n > 0} { | 
|  | $w tag add in_sel 1.0 2.0 | 
|  | focus -force $w | 
|  | } | 
|  | } | 
|  | } ifdeleted { | 
|  | catch {close $fd} | 
|  | } | 
|  |  | 
|  | } | 
|  |  | 
|  | class browser_open { | 
|  |  | 
|  | field w              ; # widget path | 
|  | field w_rev          ; # mega-widget to pick the initial revision | 
|  |  | 
|  | constructor dialog {} { | 
|  | global use_ttk NS | 
|  | make_dialog top w | 
|  | wm withdraw $top | 
|  | wm title $top [append "[appname] ([reponame]): " [mc "Browse Branch Files"]] | 
|  | if {$top ne {.}} { | 
|  | wm geometry $top "+[winfo rootx .]+[winfo rooty .]" | 
|  | wm transient $top . | 
|  | } | 
|  |  | 
|  | ${NS}::label $w.header \ | 
|  | -text [mc "Browse Branch Files"] \ | 
|  | -font font_uibold \ | 
|  | -anchor center | 
|  | pack $w.header -side top -fill x | 
|  |  | 
|  | ${NS}::frame $w.buttons | 
|  | ${NS}::button $w.buttons.browse -text [mc Browse] \ | 
|  | -default active \ | 
|  | -command [cb _open] | 
|  | pack $w.buttons.browse -side right | 
|  | ${NS}::button $w.buttons.cancel -text [mc Cancel] \ | 
|  | -command [list destroy $w] | 
|  | pack $w.buttons.cancel -side right -padx 5 | 
|  | pack $w.buttons -side bottom -fill x -pady 10 -padx 10 | 
|  |  | 
|  | set w_rev [::choose_rev::new $w.rev [mc Revision]] | 
|  | $w_rev bind_listbox <Double-Button-1> [cb _open] | 
|  | pack $w.rev -anchor nw -fill both -expand 1 -pady 5 -padx 5 | 
|  |  | 
|  | bind $w <Visibility> [cb _visible] | 
|  | bind $w <Key-Escape> [list destroy $w] | 
|  | bind $w <Key-Return> [cb _open]\;break | 
|  | wm deiconify $top | 
|  | tkwait window $w | 
|  | } | 
|  |  | 
|  | method _open {} { | 
|  | if {[catch {$w_rev commit_or_die} err]} { | 
|  | return | 
|  | } | 
|  | set name [$w_rev get] | 
|  | destroy $w | 
|  | browser::new $name | 
|  | } | 
|  |  | 
|  | method _visible {} { | 
|  | grab $w | 
|  | $w_rev focus_filter | 
|  | } | 
|  |  | 
|  | } |