323 lines
12 KiB
Tcl
323 lines
12 KiB
Tcl
# git-gui tree browser
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# Copyright (C) 2006, 2007 Shawn Pearce
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class browser {
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image create photo ::browser::img_parent -data {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}
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image create photo ::browser::img_rblob -data {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}
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image create photo ::browser::img_xblob -data {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}
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image create photo ::browser::img_tree -data {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}
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image create photo ::browser::img_symlink -data {R0lGODlhEAAQAIQAAPwCBCwqLLSytLy+vERGRFRWVDQ2NKSmpAQCBKyurMTGxISChJyanHR2dIyKjGxubHRydGRmZIyOjFxeXHx6fAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAEAAAAALAAAAAAQABAAAAVbICACwWieY1CibCCsrBkMb0zchSEcNYskCtqBBzshFkOGQFk0IRqOxqPBODRHCMhCQKteRc9FI/KQWGOIyFYgkDC+gPR4snCcfRGKOIKIgSMQE31+f4OEYCZ+IQAh/mhDcmVhdGVkIGJ5IEJNUFRvR0lGIFBybyB2ZXJzaW9uIDIuNQ0KqSBEZXZlbENvciAxOTk3LDE5OTguIEFsbCByaWdodHMgcmVzZXJ2ZWQuDQpodHRwOi8vd3d3LmRldmVsY29yLmNvbQA7}
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image create photo ::browser::img_unknown -data {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}
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field w
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field browser_commit
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field browser_path
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field browser_files {}
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field browser_status [mc "Starting..."]
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field browser_stack {}
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field browser_busy 1
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field ls_buf {}; # Buffered record output from ls-tree
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constructor new {commit {path {}}} {
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global cursor_ptr M1B use_ttk NS
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make_dialog top w
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wm withdraw $top
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wm title $top [mc "%s (%s): File Browser" [appname] [reponame]]
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if {$path ne {}} {
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if {[string index $path end] ne {/}} {
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append path /
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}
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}
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set browser_commit $commit
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set browser_path "$browser_commit:[escape_path $path]"
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${NS}::label $w.path \
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-textvariable @browser_path \
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-anchor w \
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-justify left \
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-font font_uibold
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if {!$use_ttk} { $w.path configure -borderwidth 1 -relief sunken}
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pack $w.path -anchor w -side top -fill x
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${NS}::frame $w.list
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set w_list $w.list.l
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text $w_list -background white -foreground black \
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-borderwidth 0 \
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-cursor $cursor_ptr \
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-state disabled \
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-wrap none \
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-height 20 \
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-width 70 \
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-xscrollcommand [list $w.list.sbx set] \
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-yscrollcommand [list $w.list.sby set]
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rmsel_tag $w_list
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${NS}::scrollbar $w.list.sbx -orient h -command [list $w_list xview]
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${NS}::scrollbar $w.list.sby -orient v -command [list $w_list yview]
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pack $w.list.sbx -side bottom -fill x
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pack $w.list.sby -side right -fill y
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pack $w_list -side left -fill both -expand 1
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pack $w.list -side top -fill both -expand 1
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${NS}::label $w.status \
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-textvariable @browser_status \
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-anchor w \
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-justify left
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if {!$use_ttk} { $w.status configure -borderwidth 1 -relief sunken}
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pack $w.status -anchor w -side bottom -fill x
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bind $w_list <Button-1> "[cb _click 0 @%x,%y];break"
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bind $w_list <Double-Button-1> "[cb _click 1 @%x,%y];break"
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bind $w_list <$M1B-Up> "[cb _parent] ;break"
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bind $w_list <$M1B-Left> "[cb _parent] ;break"
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bind $w_list <Up> "[cb _move -1] ;break"
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bind $w_list <Down> "[cb _move 1] ;break"
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bind $w_list <$M1B-Right> "[cb _enter] ;break"
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bind $w_list <Return> "[cb _enter] ;break"
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bind $w_list <Prior> "[cb _page -1] ;break"
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bind $w_list <Next> "[cb _page 1] ;break"
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bind $w_list <Left> break
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bind $w_list <Right> break
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bind $w_list <Visibility> [list focus $w_list]
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wm deiconify $top
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set w $w_list
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if {$path ne {}} {
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_ls $this $browser_commit:$path $path
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} else {
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_ls $this $browser_commit $path
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}
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return $this
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}
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method _move {dir} {
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if {$browser_busy} return
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set lno [lindex [split [$w index in_sel.first] .] 0]
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incr lno $dir
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if {[lindex $browser_files [expr {$lno - 1}]] ne {}} {
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$w tag remove in_sel 0.0 end
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$w tag add in_sel $lno.0 [expr {$lno + 1}].0
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$w see $lno.0
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}
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}
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method _page {dir} {
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if {$browser_busy} return
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$w yview scroll $dir pages
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set lno [expr {int(
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[lindex [$w yview] 0]
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* [llength $browser_files]
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+ 1)}]
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if {[lindex $browser_files [expr {$lno - 1}]] ne {}} {
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$w tag remove in_sel 0.0 end
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$w tag add in_sel $lno.0 [expr {$lno + 1}].0
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$w see $lno.0
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}
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}
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method _parent {} {
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if {$browser_busy} return
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set info [lindex $browser_files 0]
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if {[lindex $info 0] eq {parent}} {
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set parent [lindex $browser_stack end-1]
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set browser_stack [lrange $browser_stack 0 end-2]
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if {$browser_stack eq {}} {
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regsub {:.*$} $browser_path {:} browser_path
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} else {
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regsub {/[^/]+/$} $browser_path {/} browser_path
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}
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set browser_status [mc "Loading %s..." $browser_path]
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_ls $this [lindex $parent 0] [lindex $parent 1]
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}
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}
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method _enter {} {
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if {$browser_busy} return
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set lno [lindex [split [$w index in_sel.first] .] 0]
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set info [lindex $browser_files [expr {$lno - 1}]]
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if {$info ne {}} {
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switch -- [lindex $info 0] {
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parent {
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_parent $this
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}
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tree {
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set name [lindex $info 2]
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set escn [escape_path $name]
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set browser_status [mc "Loading %s..." $escn]
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append browser_path $escn
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_ls $this [lindex $info 1] $name
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}
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blob {
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set name [lindex $info 2]
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set p {}
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foreach n $browser_stack {
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append p [lindex $n 1]
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}
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append p $name
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blame::new $browser_commit $p {}
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}
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}
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}
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}
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method _click {was_double_click pos} {
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if {$browser_busy} return
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set lno [lindex [split [$w index $pos] .] 0]
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focus $w
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if {[lindex $browser_files [expr {$lno - 1}]] ne {}} {
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$w tag remove in_sel 0.0 end
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$w tag add in_sel $lno.0 [expr {$lno + 1}].0
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if {$was_double_click} {
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_enter $this
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}
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}
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}
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method _ls {tree_id {name {}}} {
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set ls_buf {}
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set browser_files {}
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set browser_busy 1
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$w conf -state normal
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$w tag remove in_sel 0.0 end
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$w delete 0.0 end
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if {$browser_stack ne {}} {
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$w image create end \
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-align center -padx 5 -pady 1 \
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-name icon0 \
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-image ::browser::img_parent
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$w insert end [mc "\[Up To Parent\]"]
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lappend browser_files parent
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}
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lappend browser_stack [list $tree_id $name]
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$w conf -state disabled
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set fd [git_read ls-tree -z $tree_id]
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fconfigure $fd -blocking 0 -translation binary -encoding utf-8
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fileevent $fd readable [cb _read $fd]
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}
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method _read {fd} {
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append ls_buf [read $fd]
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set pck [split $ls_buf "\0"]
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set ls_buf [lindex $pck end]
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set n [llength $browser_files]
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$w conf -state normal
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foreach p [lrange $pck 0 end-1] {
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set tab [string first "\t" $p]
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if {$tab == -1} continue
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set info [split [string range $p 0 [expr {$tab - 1}]] { }]
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set path [string range $p [expr {$tab + 1}] end]
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set type [lindex $info 1]
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set object [lindex $info 2]
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switch -- $type {
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blob {
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scan [lindex $info 0] %o mode
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if {$mode == 0120000} {
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set image ::browser::img_symlink
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} elseif {($mode & 0100) != 0} {
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set image ::browser::img_xblob
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} else {
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set image ::browser::img_rblob
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}
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}
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tree {
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set image ::browser::img_tree
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append path /
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}
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default {
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set image ::browser::img_unknown
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}
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}
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if {$n > 0} {$w insert end "\n"}
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$w image create end \
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-align center -padx 5 -pady 1 \
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-name icon[incr n] \
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-image $image
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$w insert end [escape_path $path]
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lappend browser_files [list $type $object $path]
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}
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$w conf -state disabled
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if {[eof $fd]} {
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close $fd
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set browser_status [mc "Ready."]
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set browser_busy 0
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set ls_buf {}
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if {$n > 0} {
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$w tag add in_sel 1.0 2.0
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focus -force $w
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}
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}
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} ifdeleted {
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catch {close $fd}
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}
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}
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class browser_open {
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field w ; # widget path
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field w_rev ; # mega-widget to pick the initial revision
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constructor dialog {} {
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global use_ttk NS
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make_dialog top w
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wm withdraw $top
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wm title $top [mc "%s (%s): Browse Branch Files" [appname] [reponame]]
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if {$top ne {.}} {
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wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
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wm transient $top .
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}
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${NS}::label $w.header \
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-text [mc "Browse Branch Files"] \
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-font font_uibold \
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-anchor center
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pack $w.header -side top -fill x
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${NS}::frame $w.buttons
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${NS}::button $w.buttons.browse -text [mc Browse] \
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-default active \
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-command [cb _open]
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pack $w.buttons.browse -side right
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${NS}::button $w.buttons.cancel -text [mc Cancel] \
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-command [list destroy $w]
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pack $w.buttons.cancel -side right -padx 5
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pack $w.buttons -side bottom -fill x -pady 10 -padx 10
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set w_rev [::choose_rev::new $w.rev [mc Revision]]
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$w_rev bind_listbox <Double-Button-1> [cb _open]
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pack $w.rev -anchor nw -fill both -expand 1 -pady 5 -padx 5
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bind $w <Visibility> [cb _visible]
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bind $w <Key-Escape> [list destroy $w]
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bind $w <Key-Return> [cb _open]\;break
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wm deiconify $top
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tkwait window $w
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}
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method _open {} {
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if {[catch {$w_rev commit_or_die} err]} {
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return
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}
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set name [$w_rev get]
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destroy $w
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browser::new $name
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}
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method _visible {} {
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grab $w
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$w_rev focus_filter
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}
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}
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