1#!/bin/sh
   2# Tcl ignores the next line -*- tcl -*- \
   3 if test "z$*" = zversion \
   4 || test "z$*" = z--version; \
   5 then \
   6        echo 'git-gui version @@GITGUI_VERSION@@'; \
   7        exit; \
   8 fi; \
   9 argv0=$0; \
  10 exec wish "$argv0" -- "$@"
  11set appvers {@@GITGUI_VERSION@@}
  13set copyright [encoding convertfrom utf-8 {
  14Copyright © 2006, 2007 Shawn Pearce, et. al.
  15This program is free software; you can redistribute it and/or modify
  17it under the terms of the GNU General Public License as published by
  18the Free Software Foundation; either version 2 of the License, or
  19(at your option) any later version.
  20This program is distributed in the hope that it will be useful,
  22but WITHOUT ANY WARRANTY; without even the implied warranty of
  23MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24GNU General Public License for more details.
  25You should have received a copy of the GNU General Public License
  27along with this program; if not, write to the Free Software
  28Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA}]
  29######################################################################
  31##
  32## Tcl/Tk sanity check
  33if {[catch {package require Tcl 8.4} err]
  35 || [catch {package require Tk  8.4} err]
  36} {
  37        catch {wm withdraw .}
  38        tk_messageBox \
  39                -icon error \
  40                -type ok \
  41                -title [mc "git-gui: fatal error"] \
  42                -message $err
  43        exit 1
  44}
  45catch {rename send {}} ; # What an evil concept...
  47######################################################################
  49##
  50## locate our library
  51set oguilib {@@GITGUI_LIBDIR@@}
  53set oguirel {@@GITGUI_RELATIVE@@}
  54if {$oguirel eq {1}} {
  55        set oguilib [file dirname [file normalize $argv0]]
  56        if {[file tail $oguilib] eq {git-core}} {
  57                set oguilib [file dirname $oguilib]
  58        }
  59        set oguilib [file dirname $oguilib]
  60        set oguilib [file join $oguilib share git-gui lib]
  61        set oguimsg [file join $oguilib msgs]
  62} elseif {[string match @@* $oguirel]} {
  63        set oguilib [file join [file dirname [file normalize $argv0]] lib]
  64        set oguimsg [file join [file dirname [file normalize $argv0]] po]
  65} else {
  66        set oguimsg [file join $oguilib msgs]
  67}
  68unset oguirel
  69######################################################################
  71##
  72## enable verbose loading?
  73if {![catch {set _verbose $env(GITGUI_VERBOSE)}]} {
  75        unset _verbose
  76        rename auto_load real__auto_load
  77        proc auto_load {name args} {
  78                puts stderr "auto_load $name"
  79                return [uplevel 1 real__auto_load $name $args]
  80        }
  81        rename source real__source
  82        proc source {name} {
  83                puts stderr "source    $name"
  84                uplevel 1 real__source $name
  85        }
  86}
  87######################################################################
  89##
  90## Internationalization (i18n) through msgcat and gettext. See
  91## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
  92package require msgcat
  94proc _mc_trim {fmt} {
  96        set cmk [string first @@ $fmt]
  97        if {$cmk > 0} {
  98                return [string range $fmt 0 [expr {$cmk - 1}]]
  99        }
 100        return $fmt
 101}
 102proc mc {en_fmt args} {
 104        set fmt [_mc_trim [::msgcat::mc $en_fmt]]
 105        if {[catch {set msg [eval [list format $fmt] $args]} err]} {
 106                set msg [eval [list format [_mc_trim $en_fmt]] $args]
 107        }
 108        return $msg
 109}
 110proc strcat {args} {
 112        return [join $args {}]
 113}
 114::msgcat::mcload $oguimsg
 116unset oguimsg
 117######################################################################
 119##
 120## read only globals
 121set _appname {Git Gui}
 123set _gitdir {}
 124set _gitexec {}
 125set _githtmldir {}
 126set _reponame {}
 127set _iscygwin {}
 128set _search_path {}
 129set _trace [lsearch -exact $argv --trace]
 131if {$_trace >= 0} {
 132        set argv [lreplace $argv $_trace $_trace]
 133        set _trace 1
 134} else {
 135        set _trace 0
 136}
 137proc appname {} {
 139        global _appname
 140        return $_appname
 141}
 142proc gitdir {args} {
 144        global _gitdir
 145        if {$args eq {}} {
 146                return $_gitdir
 147        }
 148        return [eval [list file join $_gitdir] $args]
 149}
 150proc gitexec {args} {
 152        global _gitexec
 153        if {$_gitexec eq {}} {
 154                if {[catch {set _gitexec [git --exec-path]} err]} {
 155                        error "Git not installed?\n\n$err"
 156                }
 157                if {[is_Cygwin]} {
 158                        set _gitexec [exec cygpath \
 159                                --windows \
 160                                --absolute \
 161                                $_gitexec]
 162                } else {
 163                        set _gitexec [file normalize $_gitexec]
 164                }
 165        }
 166        if {$args eq {}} {
 167                return $_gitexec
 168        }
 169        return [eval [list file join $_gitexec] $args]
 170}
 171proc githtmldir {args} {
 173        global _githtmldir
 174        if {$_githtmldir eq {}} {
 175                if {[catch {set _githtmldir [git --html-path]}]} {
 176                        # Git not installed or option not yet supported
 177                        return {}
 178                }
 179                if {[is_Cygwin]} {
 180                        set _githtmldir [exec cygpath \
 181                                --windows \
 182                                --absolute \
 183                                $_githtmldir]
 184                } else {
 185                        set _githtmldir [file normalize $_githtmldir]
 186                }
 187        }
 188        if {$args eq {}} {
 189                return $_githtmldir
 190        }
 191        return [eval [list file join $_githtmldir] $args]
 192}
 193proc reponame {} {
 195        return $::_reponame
 196}
 197proc is_MacOSX {} {
 199        if {[tk windowingsystem] eq {aqua}} {
 200                return 1
 201        }
 202        return 0
 203}
 204proc is_Windows {} {
 206        if {$::tcl_platform(platform) eq {windows}} {
 207                return 1
 208        }
 209        return 0
 210}
 211proc is_Cygwin {} {
 213        global _iscygwin
 214        if {$_iscygwin eq {}} {
 215                if {$::tcl_platform(platform) eq {windows}} {
 216                        if {[catch {set p [exec cygpath --windir]} err]} {
 217                                set _iscygwin 0
 218                        } else {
 219                                set _iscygwin 1
 220                        }
 221                } else {
 222                        set _iscygwin 0
 223                }
 224        }
 225        return $_iscygwin
 226}
 227proc is_enabled {option} {
 229        global enabled_options
 230        if {[catch {set on $enabled_options($option)}]} {return 0}
 231        return $on
 232}
 233proc enable_option {option} {
 235        global enabled_options
 236        set enabled_options($option) 1
 237}
 238proc disable_option {option} {
 240        global enabled_options
 241        set enabled_options($option) 0
 242}
 243######################################################################
 245##
 246## config
 247proc is_many_config {name} {
 249        switch -glob -- $name {
 250        gui.recentrepo -
 251        remote.*.fetch -
 252        remote.*.push
 253                {return 1}
 254        *
 255                {return 0}
 256        }
 257}
 258proc is_config_true {name} {
 260        global repo_config
 261        if {[catch {set v $repo_config($name)}]} {
 262                return 0
 263        } elseif {$v eq {true} || $v eq {1} || $v eq {yes}} {
 264                return 1
 265        } else {
 266                return 0
 267        }
 268}
 269proc get_config {name} {
 271        global repo_config
 272        if {[catch {set v $repo_config($name)}]} {
 273                return {}
 274        } else {
 275                return $v
 276        }
 277}
 278######################################################################
 280##
 281## handy utils
 282proc _trace_exec {cmd} {
 284        if {!$::_trace} return
 285        set d {}
 286        foreach v $cmd {
 287                if {$d ne {}} {
 288                        append d { }
 289                }
 290                if {[regexp {[ \t\r\n'"$?*]} $v]} {
 291                        set v [sq $v]
 292                }
 293                append d $v
 294        }
 295        puts stderr $d
 296}
 297proc _git_cmd {name} {
 299        global _git_cmd_path
 300        if {[catch {set v $_git_cmd_path($name)}]} {
 302                switch -- $name {
 303                  version   -
 304                --version   -
 305                --exec-path { return [list $::_git $name] }
 306                }
 307                set p [gitexec git-$name$::_search_exe]
 309                if {[file exists $p]} {
 310                        set v [list $p]
 311                } elseif {[is_Windows] && [file exists [gitexec git-$name]]} {
 312                        # Try to determine what sort of magic will make
 313                        # git-$name go and do its thing, because native
 314                        # Tcl on Windows doesn't know it.
 315                        #
 316                        set p [gitexec git-$name]
 317                        set f [open $p r]
 318                        set s [gets $f]
 319                        close $f
 320                        switch -glob -- [lindex $s 0] {
 322                        #!*sh     { set i sh     }
 323                        #!*perl   { set i perl   }
 324                        #!*python { set i python }
 325                        default   { error "git-$name is not supported: $s" }
 326                        }
 327                        upvar #0 _$i interp
 329                        if {![info exists interp]} {
 330                                set interp [_which $i]
 331                        }
 332                        if {$interp eq {}} {
 333                                error "git-$name requires $i (not in PATH)"
 334                        }
 335                        set v [concat [list $interp] [lrange $s 1 end] [list $p]]
 336                } else {
 337                        # Assume it is builtin to git somehow and we
 338                        # aren't actually able to see a file for it.
 339                        #
 340                        set v [list $::_git $name]
 341                }
 342                set _git_cmd_path($name) $v
 343        }
 344        return $v
 345}
 346proc _which {what args} {
 348        global env _search_exe _search_path
 349        if {$_search_path eq {}} {
 351                if {[is_Cygwin] && [regexp {^(/|\.:)} $env(PATH)]} {
 352                        set _search_path [split [exec cygpath \
 353                                --windows \
 354                                --path \
 355                                --absolute \
 356                                $env(PATH)] {;}]
 357                        set _search_exe .exe
 358                } elseif {[is_Windows]} {
 359                        set gitguidir [file dirname [info script]]
 360                        regsub -all ";" $gitguidir "\\;" gitguidir
 361                        set env(PATH) "$gitguidir;$env(PATH)"
 362                        set _search_path [split $env(PATH) {;}]
 363                        set _search_exe .exe
 364                } else {
 365                        set _search_path [split $env(PATH) :]
 366                        set _search_exe {}
 367                }
 368        }
 369        if {[is_Windows] && [lsearch -exact $args -script] >= 0} {
 371                set suffix {}
 372        } else {
 373                set suffix $_search_exe
 374        }
 375        foreach p $_search_path {
 377                set p [file join $p $what$suffix]
 378                if {[file exists $p]} {
 379                        return [file normalize $p]
 380                }
 381        }
 382        return {}
 383}
 384proc _lappend_nice {cmd_var} {
 386        global _nice
 387        upvar $cmd_var cmd
 388        if {![info exists _nice]} {
 390                set _nice [_which nice]
 391        }
 392        if {$_nice ne {}} {
 393                lappend cmd $_nice
 394        }
 395}
 396proc git {args} {
 398        set opt [list]
 399        while {1} {
 401                switch -- [lindex $args 0] {
 402                --nice {
 403                        _lappend_nice opt
 404                }
 405                default {
 407                        break
 408                }
 409                }
 411                set args [lrange $args 1 end]
 413        }
 414        set cmdp [_git_cmd [lindex $args 0]]
 416        set args [lrange $args 1 end]
 417        _trace_exec [concat $opt $cmdp $args]
 419        set result [eval exec $opt $cmdp $args]
 420        if {$::_trace} {
 421                puts stderr "< $result"
 422        }
 423        return $result
 424}
 425proc _open_stdout_stderr {cmd} {
 427        _trace_exec $cmd
 428        if {[catch {
 429                        set fd [open [concat [list | ] $cmd] r]
 430                } err]} {
 431                if {   [lindex $cmd end] eq {2>@1}
 432                    && $err eq {can not find channel named "1"}
 433                        } {
 434                        # Older versions of Tcl 8.4 don't have this 2>@1 IO
 435                        # redirect operator.  Fallback to |& cat for those.
 436                        # The command was not actually started, so its safe
 437                        # to try to start it a second time.
 438                        #
 439                        set fd [open [concat \
 440                                [list | ] \
 441                                [lrange $cmd 0 end-1] \
 442                                [list |& cat] \
 443                                ] r]
 444                } else {
 445                        error $err
 446                }
 447        }
 448        fconfigure $fd -eofchar {}
 449        return $fd
 450}
 451proc git_read {args} {
 453        set opt [list]
 454        while {1} {
 456                switch -- [lindex $args 0] {
 457                --nice {
 458                        _lappend_nice opt
 459                }
 460                --stderr {
 462                        lappend args 2>@1
 463                }
 464                default {
 466                        break
 467                }
 468                }
 470                set args [lrange $args 1 end]
 472        }
 473        set cmdp [_git_cmd [lindex $args 0]]
 475        set args [lrange $args 1 end]
 476        return [_open_stdout_stderr [concat $opt $cmdp $args]]
 478}
 479proc git_write {args} {
 481        set opt [list]
 482        while {1} {
 484                switch -- [lindex $args 0] {
 485                --nice {
 486                        _lappend_nice opt
 487                }
 488                default {
 490                        break
 491                }
 492                }
 494                set args [lrange $args 1 end]
 496        }
 497        set cmdp [_git_cmd [lindex $args 0]]
 499        set args [lrange $args 1 end]
 500        _trace_exec [concat $opt $cmdp $args]
 502        return [open [concat [list | ] $opt $cmdp $args] w]
 503}
 504proc githook_read {hook_name args} {
 506        set pchook [gitdir hooks $hook_name]
 507        lappend args 2>@1
 508        # On Windows [file executable] might lie so we need to ask
 510        # the shell if the hook is executable.  Yes that's annoying.
 511        #
 512        if {[is_Windows]} {
 513                upvar #0 _sh interp
 514                if {![info exists interp]} {
 515                        set interp [_which sh]
 516                }
 517                if {$interp eq {}} {
 518                        error "hook execution requires sh (not in PATH)"
 519                }
 520                set scr {if test -x "$1";then exec "$@";fi}
 522                set sh_c [list $interp -c $scr $interp $pchook]
 523                return [_open_stdout_stderr [concat $sh_c $args]]
 524        }
 525        if {[file executable $pchook]} {
 527                return [_open_stdout_stderr [concat [list $pchook] $args]]
 528        }
 529        return {}
 531}
 532proc kill_file_process {fd} {
 534        set process [pid $fd]
 535        catch {
 537                if {[is_Windows]} {
 538                        # Use a Cygwin-specific flag to allow killing
 539                        # native Windows processes
 540                        exec kill -f $process
 541                } else {
 542                        exec kill $process
 543                }
 544        }
 545}
 546proc gitattr {path attr default} {
 548        if {[catch {set r [git check-attr $attr -- $path]}]} {
 549                set r unspecified
 550        } else {
 551                set r [join [lrange [split $r :] 2 end] :]
 552                regsub {^ } $r {} r
 553        }
 554        if {$r eq {unspecified}} {
 555                return $default
 556        }
 557        return $r
 558}
 559proc sq {value} {
 561        regsub -all ' $value "'\\''" value
 562        return "'$value'"
 563}
 564proc load_current_branch {} {
 566        global current_branch is_detached
 567        set fd [open [gitdir HEAD] r]
 569        if {[gets $fd ref] < 1} {
 570                set ref {}
 571        }
 572        close $fd
 573        set pfx {ref: refs/heads/}
 575        set len [string length $pfx]
 576        if {[string equal -length $len $pfx $ref]} {
 577                # We're on a branch.  It might not exist.  But
 578                # HEAD looks good enough to be a branch.
 579                #
 580                set current_branch [string range $ref $len end]
 581                set is_detached 0
 582        } else {
 583                # Assume this is a detached head.
 584                #
 585                set current_branch HEAD
 586                set is_detached 1
 587        }
 588}
 589auto_load tk_optionMenu
 591rename tk_optionMenu real__tkOptionMenu
 592proc tk_optionMenu {w varName args} {
 593        set m [eval real__tkOptionMenu $w $varName $args]
 594        $m configure -font font_ui
 595        $w configure -font font_ui
 596        return $m
 597}
 598proc rmsel_tag {text} {
 600        $text tag conf sel \
 601                -background [$text cget -background] \
 602                -foreground [$text cget -foreground] \
 603                -borderwidth 0
 604        $text tag conf in_sel -background lightgray
 605        bind $text <Motion> break
 606        return $text
 607}
 608set root_exists 0
 610bind . <Visibility> {
 611        bind . <Visibility> {}
 612        set root_exists 1
 613}
 614if {[is_Windows]} {
 616        wm iconbitmap . -default $oguilib/git-gui.ico
 617        set ::tk::AlwaysShowSelection 1
 618        # Spoof an X11 display for SSH
 620        if {![info exists env(DISPLAY)]} {
 621                set env(DISPLAY) :9999
 622        }
 623} else {
 624        catch {
 625                image create photo gitlogo -width 16 -height 16
 626                gitlogo put #33CC33 -to  7  0  9  2
 628                gitlogo put #33CC33 -to  4  2 12  4
 629                gitlogo put #33CC33 -to  7  4  9  6
 630                gitlogo put #CC3333 -to  4  6 12  8
 631                gitlogo put gray26  -to  4  9  6 10
 632                gitlogo put gray26  -to  3 10  6 12
 633                gitlogo put gray26  -to  8  9 13 11
 634                gitlogo put gray26  -to  8 11 10 12
 635                gitlogo put gray26  -to 11 11 13 14
 636                gitlogo put gray26  -to  3 12  5 14
 637                gitlogo put gray26  -to  5 13
 638                gitlogo put gray26  -to 10 13
 639                gitlogo put gray26  -to  4 14 12 15
 640                gitlogo put gray26  -to  5 15 11 16
 641                gitlogo redither
 642                wm iconphoto . -default gitlogo
 644        }
 645}
 646######################################################################
 648##
 649## config defaults
 650set cursor_ptr arrow
 652font create font_diff -family Courier -size 10
 653font create font_ui
 654catch {
 655        label .dummy
 656        eval font configure font_ui [font actual [.dummy cget -font]]
 657        destroy .dummy
 658}
 659font create font_uiitalic
 661font create font_uibold
 662font create font_diffbold
 663font create font_diffitalic
 664foreach class {Button Checkbutton Entry Label
 666                Labelframe Listbox Message
 667                Radiobutton Spinbox Text} {
 668        option add *$class.font font_ui
 669}
 670if {![is_MacOSX]} {
 671        option add *Menu.font font_ui
 672}
 673unset class
 674if {[is_Windows] || [is_MacOSX]} {
 676        option add *Menu.tearOff 0
 677}
 678if {[is_MacOSX]} {
 680        set M1B M1
 681        set M1T Cmd
 682} else {
 683        set M1B Control
 684        set M1T Ctrl
 685}
 686proc bind_button3 {w cmd} {
 688        bind $w <Any-Button-3> $cmd
 689        if {[is_MacOSX]} {
 690                # Mac OS X sends Button-2 on right click through three-button mouse,
 691                # or through trackpad right-clicking (two-finger touch + click).
 692                bind $w <Any-Button-2> $cmd
 693                bind $w <Control-Button-1> $cmd
 694        }
 695}
 696proc apply_config {} {
 698        global repo_config font_descs
 699        foreach option $font_descs {
 701                set name [lindex $option 0]
 702                set font [lindex $option 1]
 703                if {[catch {
 704                        set need_weight 1
 705                        foreach {cn cv} $repo_config(gui.$name) {
 706                                if {$cn eq {-weight}} {
 707                                        set need_weight 0
 708                                }
 709                                font configure $font $cn $cv
 710                        }
 711                        if {$need_weight} {
 712                                font configure $font -weight normal
 713                        }
 714                        } err]} {
 715                        error_popup [strcat [mc "Invalid font specified in %s:" "gui.$name"] "\n\n$err"]
 716                }
 717                foreach {cn cv} [font configure $font] {
 718                        font configure ${font}bold $cn $cv
 719                        font configure ${font}italic $cn $cv
 720                }
 721                font configure ${font}bold -weight bold
 722                font configure ${font}italic -slant italic
 723        }
 724}
 725set default_config(branch.autosetupmerge) true
 727set default_config(merge.tool) {}
 728set default_config(mergetool.keepbackup) true
 729set default_config(merge.diffstat) true
 730set default_config(merge.summary) false
 731set default_config(merge.verbosity) 2
 732set default_config(user.name) {}
 733set default_config(user.email) {}
 734set default_config(gui.encoding) [encoding system]
 736set default_config(gui.matchtrackingbranch) false
 737set default_config(gui.pruneduringfetch) false
 738set default_config(gui.trustmtime) false
 739set default_config(gui.fastcopyblame) false
 740set default_config(gui.copyblamethreshold) 40
 741set default_config(gui.blamehistoryctx) 7
 742set default_config(gui.diffcontext) 5
 743set default_config(gui.commitmsgwidth) 75
 744set default_config(gui.newbranchtemplate) {}
 745set default_config(gui.spellingdictionary) {}
 746set default_config(gui.fontui) [font configure font_ui]
 747set default_config(gui.fontdiff) [font configure font_diff]
 748# TODO: this option should be added to the git-config documentation
 749set default_config(gui.maxfilesdisplayed) 5000
 750set font_descs {
 751        {fontui   font_ui   {mc "Main Font"}}
 752        {fontdiff font_diff {mc "Diff/Console Font"}}
 753}
 754######################################################################
 756##
 757## find git
 758set _git  [_which git]
 760if {$_git eq {}} {
 761        catch {wm withdraw .}
 762        tk_messageBox \
 763                -icon error \
 764                -type ok \
 765                -title [mc "git-gui: fatal error"] \
 766                -message [mc "Cannot find git in PATH."]
 767        exit 1
 768}
 769######################################################################
 771##
 772## version check
 773if {[catch {set _git_version [git --version]} err]} {
 775        catch {wm withdraw .}
 776        tk_messageBox \
 777                -icon error \
 778                -type ok \
 779                -title [mc "git-gui: fatal error"] \
 780                -message "Cannot determine Git version:
 781$err
 783[appname] requires Git 1.5.0 or later."
 785        exit 1
 786}
 787if {![regsub {^git version } $_git_version {} _git_version]} {
 788        catch {wm withdraw .}
 789        tk_messageBox \
 790                -icon error \
 791                -type ok \
 792                -title [mc "git-gui: fatal error"] \
 793                -message [strcat [mc "Cannot parse Git version string:"] "\n\n$_git_version"]
 794        exit 1
 795}
 796set _real_git_version $_git_version
 798regsub -- {[\-\.]dirty$} $_git_version {} _git_version
 799regsub {\.[0-9]+\.g[0-9a-f]+$} $_git_version {} _git_version
 800regsub {\.[a-zA-Z]+\.?[0-9]+$} $_git_version {} _git_version
 801regsub {\.GIT$} $_git_version {} _git_version
 802regsub {\.[a-zA-Z]+\.?[0-9]+$} $_git_version {} _git_version
 803if {![regexp {^[1-9]+(\.[0-9]+)+$} $_git_version]} {
 805        catch {wm withdraw .}
 806        if {[tk_messageBox \
 807                -icon warning \
 808                -type yesno \
 809                -default no \
 810                -title "[appname]: warning" \
 811                 -message [mc "Git version cannot be determined.
 812%s claims it is version '%s'.
 814%s requires at least Git 1.5.0 or later.
 816Assume '%s' is version 1.5.0?
 818" $_git $_real_git_version [appname] $_real_git_version]] eq {yes}} {
 819                set _git_version 1.5.0
 820        } else {
 821                exit 1
 822        }
 823}
 824unset _real_git_version
 825proc git-version {args} {
 827        global _git_version
 828        switch [llength $args] {
 830        0 {
 831                return $_git_version
 832        }
 833        2 {
 835                set op [lindex $args 0]
 836                set vr [lindex $args 1]
 837                set cm [package vcompare $_git_version $vr]
 838                return [expr $cm $op 0]
 839        }
 840        4 {
 842                set type [lindex $args 0]
 843                set name [lindex $args 1]
 844                set parm [lindex $args 2]
 845                set body [lindex $args 3]
 846                if {($type ne {proc} && $type ne {method})} {
 848                        error "Invalid arguments to git-version"
 849                }
 850                if {[llength $body] < 2 || [lindex $body end-1] ne {default}} {
 851                        error "Last arm of $type $name must be default"
 852                }
 853                foreach {op vr cb} [lrange $body 0 end-2] {
 855                        if {[git-version $op $vr]} {
 856                                return [uplevel [list $type $name $parm $cb]]
 857                        }
 858                }
 859                return [uplevel [list $type $name $parm [lindex $body end]]]
 861        }
 862        default {
 864                error "git-version >= x"
 865        }
 866        }
 868}
 869if {[git-version < 1.5]} {
 871        catch {wm withdraw .}
 872        tk_messageBox \
 873                -icon error \
 874                -type ok \
 875                -title [mc "git-gui: fatal error"] \
 876                -message "[appname] requires Git 1.5.0 or later.
 877You are using [git-version]:
 879[git --version]"
 881        exit 1
 882}
 883######################################################################
 885##
 886## configure our library
 887set idx [file join $oguilib tclIndex]
 889if {[catch {set fd [open $idx r]} err]} {
 890        catch {wm withdraw .}
 891        tk_messageBox \
 892                -icon error \
 893                -type ok \
 894                -title [mc "git-gui: fatal error"] \
 895                -message $err
 896        exit 1
 897}
 898if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
 899        set idx [list]
 900        while {[gets $fd n] >= 0} {
 901                if {$n ne {} && ![string match #* $n]} {
 902                        lappend idx $n
 903                }
 904        }
 905} else {
 906        set idx {}
 907}
 908close $fd
 909if {$idx ne {}} {
 911        set loaded [list]
 912        foreach p $idx {
 913                if {[lsearch -exact $loaded $p] >= 0} continue
 914                source [file join $oguilib $p]
 915                lappend loaded $p
 916        }
 917        unset loaded p
 918} else {
 919        set auto_path [concat [list $oguilib] $auto_path]
 920}
 921unset -nocomplain idx fd
 922######################################################################
 924##
 925## config file parsing
 926git-version proc _parse_config {arr_name args} {
 928        >= 1.5.3 {
 929                upvar $arr_name arr
 930                array unset arr
 931                set buf {}
 932                catch {
 933                        set fd_rc [eval \
 934                                [list git_read config] \
 935                                $args \
 936                                [list --null --list]]
 937                        fconfigure $fd_rc -translation binary
 938                        set buf [read $fd_rc]
 939                        close $fd_rc
 940                }
 941                foreach line [split $buf "\0"] {
 942                        if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
 943                                if {[is_many_config $name]} {
 944                                        lappend arr($name) $value
 945                                } else {
 946                                        set arr($name) $value
 947                                }
 948                        }
 949                }
 950        }
 951        default {
 952                upvar $arr_name arr
 953                array unset arr
 954                catch {
 955                        set fd_rc [eval [list git_read config --list] $args]
 956                        while {[gets $fd_rc line] >= 0} {
 957                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 958                                        if {[is_many_config $name]} {
 959                                                lappend arr($name) $value
 960                                        } else {
 961                                                set arr($name) $value
 962                                        }
 963                                }
 964                        }
 965                        close $fd_rc
 966                }
 967        }
 968}
 969proc load_config {include_global} {
 971        global repo_config global_config system_config default_config
 972        if {$include_global} {
 974                _parse_config system_config --system
 975                _parse_config global_config --global
 976        }
 977        _parse_config repo_config
 978        foreach name [array names default_config] {
 980                if {[catch {set v $system_config($name)}]} {
 981                        set system_config($name) $default_config($name)
 982                }
 983        }
 984        foreach name [array names system_config] {
 985                if {[catch {set v $global_config($name)}]} {
 986                        set global_config($name) $system_config($name)
 987                }
 988                if {[catch {set v $repo_config($name)}]} {
 989                        set repo_config($name) $system_config($name)
 990                }
 991        }
 992}
 993######################################################################
 995##
 996## feature option selection
 997if {[regexp {^git-(.+)$} [file tail $argv0] _junk subcommand]} {
 999        unset _junk
1000} else {
1001        set subcommand gui
1002}
1003if {$subcommand eq {gui.sh}} {
1004        set subcommand gui
1005}
1006if {$subcommand eq {gui} && [llength $argv] > 0} {
1007        set subcommand [lindex $argv 0]
1008        set argv [lrange $argv 1 end]
1009}
1010enable_option multicommit
1012enable_option branch
1013enable_option transport
1014disable_option bare
1015switch -- $subcommand {
1017browser -
1018blame {
1019        enable_option bare
1020        disable_option multicommit
1022        disable_option branch
1023        disable_option transport
1024}
1025citool {
1026        enable_option singlecommit
1027        enable_option retcode
1028        disable_option multicommit
1030        disable_option branch
1031        disable_option transport
1032        while {[llength $argv] > 0} {
1034                set a [lindex $argv 0]
1035                switch -- $a {
1036                --amend {
1037                        enable_option initialamend
1038                }
1039                --nocommit {
1040                        enable_option nocommit
1041                        enable_option nocommitmsg
1042                }
1043                --commitmsg {
1044                        disable_option nocommitmsg
1045                }
1046                default {
1047                        break
1048                }
1049                }
1050                set argv [lrange $argv 1 end]
1052        }
1053}
1054}
1055######################################################################
1057##
1058## execution environment
1059set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
1061# Suggest our implementation of askpass, if none is set
1063if {![info exists env(SSH_ASKPASS)]} {
1064        set env(SSH_ASKPASS) [gitexec git-gui--askpass]
1065}
1066######################################################################
1068##
1069## repository setup
1070set picked 0
1072if {[catch {
1073                set _gitdir $env(GIT_DIR)
1074                set _prefix {}
1075                }]
1076        && [catch {
1077                set _gitdir [git rev-parse --git-dir]
1078                set _prefix [git rev-parse --show-prefix]
1079        } err]} {
1080        load_config 1
1081        apply_config
1082        choose_repository::pick
1083        set picked 1
1084}
1085if {![file isdirectory $_gitdir] && [is_Cygwin]} {
1086        catch {set _gitdir [exec cygpath --windows $_gitdir]}
1087}
1088if {![file isdirectory $_gitdir]} {
1089        catch {wm withdraw .}
1090        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
1091        exit 1
1092}
1093if {$_prefix ne {}} {
1094        regsub -all {[^/]+/} $_prefix ../ cdup
1095        if {[catch {cd $cdup} err]} {
1096                catch {wm withdraw .}
1097                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
1098                exit 1
1099        }
1100        unset cdup
1101} elseif {![is_enabled bare]} {
1102        if {[lindex [file split $_gitdir] end] ne {.git}} {
1103                catch {wm withdraw .}
1104                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
1105                exit 1
1106        }
1107        if {[catch {cd [file dirname $_gitdir]} err]} {
1108                catch {wm withdraw .}
1109                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
1110                exit 1
1111        }
1112}
1113set _reponame [file split [file normalize $_gitdir]]
1114if {[lindex $_reponame end] eq {.git}} {
1115        set _reponame [lindex $_reponame end-1]
1116} else {
1117        set _reponame [lindex $_reponame end]
1118}
1119######################################################################
1121##
1122## global init
1123set current_diff_path {}
1125set current_diff_side {}
1126set diff_actions [list]
1127set HEAD {}
1129set PARENT {}
1130set MERGE_HEAD [list]
1131set commit_type {}
1132set empty_tree {}
1133set current_branch {}
1134set is_detached 0
1135set current_diff_path {}
1136set is_3way_diff 0
1137set is_submodule_diff 0
1138set is_conflict_diff 0
1139set selected_commit_type new
1140set diff_empty_count 0
1141set nullid "0000000000000000000000000000000000000000"
1143set nullid2 "0000000000000000000000000000000000000001"
1144######################################################################
1146##
1147## task management
1148set rescan_active 0
1150set diff_active 0
1151set last_clicked {}
1152set disable_on_lock [list]
1154set index_lock_type none
1155proc lock_index {type} {
1157        global index_lock_type disable_on_lock
1158        if {$index_lock_type eq {none}} {
1160                set index_lock_type $type
1161                foreach w $disable_on_lock {
1162                        uplevel #0 $w disabled
1163                }
1164                return 1
1165        } elseif {$index_lock_type eq "begin-$type"} {
1166                set index_lock_type $type
1167                return 1
1168        }
1169        return 0
1170}
1171proc unlock_index {} {
1173        global index_lock_type disable_on_lock
1174        set index_lock_type none
1176        foreach w $disable_on_lock {
1177                uplevel #0 $w normal
1178        }
1179}
1180######################################################################
1182##
1183## status
1184proc repository_state {ctvar hdvar mhvar} {
1186        global current_branch
1187        upvar $ctvar ct $hdvar hd $mhvar mh
1188        set mh [list]
1190        load_current_branch
1192        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1193                set hd {}
1194                set ct initial
1195                return
1196        }
1197        set merge_head [gitdir MERGE_HEAD]
1199        if {[file exists $merge_head]} {
1200                set ct merge
1201                set fd_mh [open $merge_head r]
1202                while {[gets $fd_mh line] >= 0} {
1203                        lappend mh $line
1204                }
1205                close $fd_mh
1206                return
1207        }
1208        set ct normal
1210}
1211proc PARENT {} {
1213        global PARENT empty_tree
1214        set p [lindex $PARENT 0]
1216        if {$p ne {}} {
1217                return $p
1218        }
1219        if {$empty_tree eq {}} {
1220                set empty_tree [git mktree << {}]
1221        }
1222        return $empty_tree
1223}
1224proc force_amend {} {
1226        global selected_commit_type
1227        global HEAD PARENT MERGE_HEAD commit_type
1228        repository_state newType newHEAD newMERGE_HEAD
1230        set HEAD $newHEAD
1231        set PARENT $newHEAD
1232        set MERGE_HEAD $newMERGE_HEAD
1233        set commit_type $newType
1234        set selected_commit_type amend
1236        do_select_commit_type
1237}
1238proc rescan {after {honor_trustmtime 1}} {
1240        global HEAD PARENT MERGE_HEAD commit_type
1241        global ui_index ui_workdir ui_comm
1242        global rescan_active file_states
1243        global repo_config
1244        if {$rescan_active > 0 || ![lock_index read]} return
1246        repository_state newType newHEAD newMERGE_HEAD
1248        if {[string match amend* $commit_type]
1249                && $newType eq {normal}
1250                && $newHEAD eq $HEAD} {
1251        } else {
1252                set HEAD $newHEAD
1253                set PARENT $newHEAD
1254                set MERGE_HEAD $newMERGE_HEAD
1255                set commit_type $newType
1256        }
1257        array unset file_states
1259        if {!$::GITGUI_BCK_exists &&
1261                (![$ui_comm edit modified]
1262                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1263                if {[string match amend* $commit_type]} {
1264                } elseif {[load_message GITGUI_MSG]} {
1265                } elseif {[run_prepare_commit_msg_hook]} {
1266                } elseif {[load_message MERGE_MSG]} {
1267                } elseif {[load_message SQUASH_MSG]} {
1268                }
1269                $ui_comm edit reset
1270                $ui_comm edit modified false
1271        }
1272        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1274                rescan_stage2 {} $after
1275        } else {
1276                set rescan_active 1
1277                ui_status [mc "Refreshing file status..."]
1278                set fd_rf [git_read update-index \
1279                        -q \
1280                        --unmerged \
1281                        --ignore-missing \
1282                        --refresh \
1283                        ]
1284                fconfigure $fd_rf -blocking 0 -translation binary
1285                fileevent $fd_rf readable \
1286                        [list rescan_stage2 $fd_rf $after]
1287        }
1288}
1289if {[is_Cygwin]} {
1291        set is_git_info_exclude {}
1292        proc have_info_exclude {} {
1293                global is_git_info_exclude
1294                if {$is_git_info_exclude eq {}} {
1296                        if {[catch {exec test -f [gitdir info exclude]}]} {
1297                                set is_git_info_exclude 0
1298                        } else {
1299                                set is_git_info_exclude 1
1300                        }
1301                }
1302                return $is_git_info_exclude
1303        }
1304} else {
1305        proc have_info_exclude {} {
1306                return [file readable [gitdir info exclude]]
1307        }
1308}
1309proc rescan_stage2 {fd after} {
1311        global rescan_active buf_rdi buf_rdf buf_rlo
1312        if {$fd ne {}} {
1314                read $fd
1315                if {![eof $fd]} return
1316                close $fd
1317        }
1318        set ls_others [list --exclude-per-directory=.gitignore]
1320        if {[have_info_exclude]} {
1321                lappend ls_others "--exclude-from=[gitdir info exclude]"
1322        }
1323        set user_exclude [get_config core.excludesfile]
1324        if {$user_exclude ne {} && [file readable $user_exclude]} {
1325                lappend ls_others "--exclude-from=$user_exclude"
1326        }
1327        set buf_rdi {}
1329        set buf_rdf {}
1330        set buf_rlo {}
1331        set rescan_active 3
1333        ui_status [mc "Scanning for modified files ..."]
1334        set fd_di [git_read diff-index --cached -z [PARENT]]
1335        set fd_df [git_read diff-files -z]
1336        set fd_lo [eval git_read ls-files --others -z $ls_others]
1337        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1339        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1340        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1341        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1342        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1343        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1344}
1345proc load_message {file} {
1347        global ui_comm
1348        set f [gitdir $file]
1350        if {[file isfile $f]} {
1351                if {[catch {set fd [open $f r]}]} {
1352                        return 0
1353                }
1354                fconfigure $fd -eofchar {}
1355                set content [string trim [read $fd]]
1356                close $fd
1357                regsub -all -line {[ \r\t]+$} $content {} content
1358                $ui_comm delete 0.0 end
1359                $ui_comm insert end $content
1360                return 1
1361        }
1362        return 0
1363}
1364proc run_prepare_commit_msg_hook {} {
1366        global pch_error
1367        # prepare-commit-msg requires PREPARE_COMMIT_MSG exist.  From git-gui
1369        # it will be .git/MERGE_MSG (merge), .git/SQUASH_MSG (squash), or an
1370        # empty file but existant file.
1371        set fd_pcm [open [gitdir PREPARE_COMMIT_MSG] a]
1373        if {[file isfile [gitdir MERGE_MSG]]} {
1375                set pcm_source "merge"
1376                set fd_mm [open [gitdir MERGE_MSG] r]
1377                puts -nonewline $fd_pcm [read $fd_mm]
1378                close $fd_mm
1379        } elseif {[file isfile [gitdir SQUASH_MSG]]} {
1380                set pcm_source "squash"
1381                set fd_sm [open [gitdir SQUASH_MSG] r]
1382                puts -nonewline $fd_pcm [read $fd_sm]
1383                close $fd_sm
1384        } else {
1385                set pcm_source ""
1386        }
1387        close $fd_pcm
1389        set fd_ph [githook_read prepare-commit-msg \
1391                        [gitdir PREPARE_COMMIT_MSG] $pcm_source]
1392        if {$fd_ph eq {}} {
1393                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1394                return 0;
1395        }
1396        ui_status [mc "Calling prepare-commit-msg hook..."]
1398        set pch_error {}
1399        fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
1401        fileevent $fd_ph readable \
1402                [list prepare_commit_msg_hook_wait $fd_ph]
1403        return 1;
1405}
1406proc prepare_commit_msg_hook_wait {fd_ph} {
1408        global pch_error
1409        append pch_error [read $fd_ph]
1411        fconfigure $fd_ph -blocking 1
1412        if {[eof $fd_ph]} {
1413                if {[catch {close $fd_ph}]} {
1414                        ui_status [mc "Commit declined by prepare-commit-msg hook."]
1415                        hook_failed_popup prepare-commit-msg $pch_error
1416                        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1417                        exit 1
1418                } else {
1419                        load_message PREPARE_COMMIT_MSG
1420                }
1421                set pch_error {}
1422                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1423                return
1424        }
1425        fconfigure $fd_ph -blocking 0
1426        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1427}
1428proc read_diff_index {fd after} {
1430        global buf_rdi
1431        append buf_rdi [read $fd]
1433        set c 0
1434        set n [string length $buf_rdi]
1435        while {$c < $n} {
1436                set z1 [string first "\0" $buf_rdi $c]
1437                if {$z1 == -1} break
1438                incr z1
1439                set z2 [string first "\0" $buf_rdi $z1]
1440                if {$z2 == -1} break
1441                incr c
1443                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1444                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1445                merge_state \
1446                        [encoding convertfrom $p] \
1447                        [lindex $i 4]? \
1448                        [list [lindex $i 0] [lindex $i 2]] \
1449                        [list]
1450                set c $z2
1451                incr c
1452        }
1453        if {$c < $n} {
1454                set buf_rdi [string range $buf_rdi $c end]
1455        } else {
1456                set buf_rdi {}
1457        }
1458        rescan_done $fd buf_rdi $after
1460}
1461proc read_diff_files {fd after} {
1463        global buf_rdf
1464        append buf_rdf [read $fd]
1466        set c 0
1467        set n [string length $buf_rdf]
1468        while {$c < $n} {
1469                set z1 [string first "\0" $buf_rdf $c]
1470                if {$z1 == -1} break
1471                incr z1
1472                set z2 [string first "\0" $buf_rdf $z1]
1473                if {$z2 == -1} break
1474                incr c
1476                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1477                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1478                merge_state \
1479                        [encoding convertfrom $p] \
1480                        ?[lindex $i 4] \
1481                        [list] \
1482                        [list [lindex $i 0] [lindex $i 2]]
1483                set c $z2
1484                incr c
1485        }
1486        if {$c < $n} {
1487                set buf_rdf [string range $buf_rdf $c end]
1488        } else {
1489                set buf_rdf {}
1490        }
1491        rescan_done $fd buf_rdf $after
1493}
1494proc read_ls_others {fd after} {
1496        global buf_rlo
1497        append buf_rlo [read $fd]
1499        set pck [split $buf_rlo "\0"]
1500        set buf_rlo [lindex $pck end]
1501        foreach p [lrange $pck 0 end-1] {
1502                set p [encoding convertfrom $p]
1503                if {[string index $p end] eq {/}} {
1504                        set p [string range $p 0 end-1]
1505                }
1506                merge_state $p ?O
1507        }
1508        rescan_done $fd buf_rlo $after
1509}
1510proc rescan_done {fd buf after} {
1512        global rescan_active current_diff_path
1513        global file_states repo_config
1514        upvar $buf to_clear
1515        if {![eof $fd]} return
1517        set to_clear {}
1518        close $fd
1519        if {[incr rescan_active -1] > 0} return
1520        prune_selection
1522        unlock_index
1523        display_all_files
1524        if {$current_diff_path ne {}} { reshow_diff $after }
1525        if {$current_diff_path eq {}} { select_first_diff $after }
1526}
1527proc prune_selection {} {
1529        global file_states selected_paths
1530        foreach path [array names selected_paths] {
1532                if {[catch {set still_here $file_states($path)}]} {
1533                        unset selected_paths($path)
1534                }
1535        }
1536}
1537######################################################################
1539##
1540## ui helpers
1541proc mapicon {w state path} {
1543        global all_icons
1544        if {[catch {set r $all_icons($state$w)}]} {
1546                puts "error: no icon for $w state={$state} $path"
1547                return file_plain
1548        }
1549        return $r
1550}
1551proc mapdesc {state path} {
1553        global all_descs
1554        if {[catch {set r $all_descs($state)}]} {
1556                puts "error: no desc for state={$state} $path"
1557                return $state
1558        }
1559        return $r
1560}
1561proc ui_status {msg} {
1563        global main_status
1564        if {[info exists main_status]} {
1565                $main_status show $msg
1566        }
1567}
1568proc ui_ready {{test {}}} {
1570        global main_status
1571        if {[info exists main_status]} {
1572                $main_status show [mc "Ready."] $test
1573        }
1574}
1575proc escape_path {path} {
1577        regsub -all {\\} $path "\\\\" path
1578        regsub -all "\n" $path "\\n" path
1579        return $path
1580}
1581proc short_path {path} {
1583        return [escape_path [lindex [file split $path] end]]
1584}
1585set next_icon_id 0
1587set null_sha1 [string repeat 0 40]
1588proc merge_state {path new_state {head_info {}} {index_info {}}} {
1590        global file_states next_icon_id null_sha1
1591        set s0 [string index $new_state 0]
1593        set s1 [string index $new_state 1]
1594        if {[catch {set info $file_states($path)}]} {
1596                set state __
1597                set icon n[incr next_icon_id]
1598        } else {
1599                set state [lindex $info 0]
1600                set icon [lindex $info 1]
1601                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1602                if {$index_info eq {}} {set index_info [lindex $info 3]}
1603        }
1604        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1606        elseif {$s0 eq {_}} {set s0 _}
1607        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1609        elseif {$s1 eq {_}} {set s1 _}
1610        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1612                set head_info [list 0 $null_sha1]
1613        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1614                && $head_info eq {}} {
1615                set head_info $index_info
1616        }
1617        set file_states($path) [list $s0$s1 $icon \
1619                $head_info $index_info \
1620                ]
1621        return $state
1622}
1623proc display_file_helper {w path icon_name old_m new_m} {
1625        global file_lists
1626        if {$new_m eq {_}} {
1628                set lno [lsearch -sorted -exact $file_lists($w) $path]
1629                if {$lno >= 0} {
1630                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1631                        incr lno
1632                        $w conf -state normal
1633                        $w delete $lno.0 [expr {$lno + 1}].0
1634                        $w conf -state disabled
1635                }
1636        } elseif {$old_m eq {_} && $new_m ne {_}} {
1637                lappend file_lists($w) $path
1638                set file_lists($w) [lsort -unique $file_lists($w)]
1639                set lno [lsearch -sorted -exact $file_lists($w) $path]
1640                incr lno
1641                $w conf -state normal
1642                $w image create $lno.0 \
1643                        -align center -padx 5 -pady 1 \
1644                        -name $icon_name \
1645                        -image [mapicon $w $new_m $path]
1646                $w insert $lno.1 "[escape_path $path]\n"
1647                $w conf -state disabled
1648        } elseif {$old_m ne $new_m} {
1649                $w conf -state normal
1650                $w image conf $icon_name -image [mapicon $w $new_m $path]
1651                $w conf -state disabled
1652        }
1653}
1654proc display_file {path state} {
1656        global file_states selected_paths
1657        global ui_index ui_workdir
1658        set old_m [merge_state $path $state]
1660        set s $file_states($path)
1661        set new_m [lindex $s 0]
1662        set icon_name [lindex $s 1]
1663        set o [string index $old_m 0]
1665        set n [string index $new_m 0]
1666        if {$o eq {U}} {
1667                set o _
1668        }
1669        if {$n eq {U}} {
1670                set n _
1671        }
1672        display_file_helper     $ui_index $path $icon_name $o $n
1673        if {[string index $old_m 0] eq {U}} {
1675                set o U
1676        } else {
1677                set o [string index $old_m 1]
1678        }
1679        if {[string index $new_m 0] eq {U}} {
1680                set n U
1681        } else {
1682                set n [string index $new_m 1]
1683        }
1684        display_file_helper     $ui_workdir $path $icon_name $o $n
1685        if {$new_m eq {__}} {
1687                unset file_states($path)
1688                catch {unset selected_paths($path)}
1689        }
1690}
1691proc display_all_files_helper {w path icon_name m} {
1693        global file_lists
1694        lappend file_lists($w) $path
1696        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1697        $w image create end \
1698                -align center -padx 5 -pady 1 \
1699                -name $icon_name \
1700                -image [mapicon $w $m $path]
1701        $w insert end "[escape_path $path]\n"
1702}
1703set files_warning 0
1705proc display_all_files {} {
1706        global ui_index ui_workdir
1707        global file_states file_lists
1708        global last_clicked
1709        global files_warning
1710        $ui_index conf -state normal
1712        $ui_workdir conf -state normal
1713        $ui_index delete 0.0 end
1715        $ui_workdir delete 0.0 end
1716        set last_clicked {}
1717        set file_lists($ui_index) [list]
1719        set file_lists($ui_workdir) [list]
1720        set to_display [lsort [array names file_states]]
1722        set display_limit [get_config gui.maxfilesdisplayed]
1723        if {[llength $to_display] > $display_limit} {
1724                if {!$files_warning} {
1725                        # do not repeatedly warn:
1726                        set files_warning 1
1727                        info_popup [mc "Displaying only %s of %s files." \
1728                                $display_limit [llength $to_display]]
1729                }
1730                set to_display [lrange $to_display 0 [expr {$display_limit-1}]]
1731        }
1732        foreach path $to_display {
1733                set s $file_states($path)
1734                set m [lindex $s 0]
1735                set icon_name [lindex $s 1]
1736                set s [string index $m 0]
1738                if {$s ne {U} && $s ne {_}} {
1739                        display_all_files_helper $ui_index $path \
1740                                $icon_name $s
1741                }
1742                if {[string index $m 0] eq {U}} {
1744                        set s U
1745                } else {
1746                        set s [string index $m 1]
1747                }
1748                if {$s ne {_}} {
1749                        display_all_files_helper $ui_workdir $path \
1750                                $icon_name $s
1751                }
1752        }
1753        $ui_index conf -state disabled
1755        $ui_workdir conf -state disabled
1756}
1757######################################################################
1759##
1760## icons
1761set filemask {
1763#define mask_width 14
1764#define mask_height 15
1765static unsigned char mask_bits[] = {
1766   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1767   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1768   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1769}
1770image create bitmap file_plain -background white -foreground black -data {
1772#define plain_width 14
1773#define plain_height 15
1774static unsigned char plain_bits[] = {
1775   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1776   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1777   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1778} -maskdata $filemask
1779image create bitmap file_mod -background white -foreground blue -data {
1781#define mod_width 14
1782#define mod_height 15
1783static unsigned char mod_bits[] = {
1784   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1785   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1786   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1787} -maskdata $filemask
1788image create bitmap file_fulltick -background white -foreground "#007000" -data {
1790#define file_fulltick_width 14
1791#define file_fulltick_height 15
1792static unsigned char file_fulltick_bits[] = {
1793   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1794   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1795   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1796} -maskdata $filemask
1797image create bitmap file_parttick -background white -foreground "#005050" -data {
1799#define parttick_width 14
1800#define parttick_height 15
1801static unsigned char parttick_bits[] = {
1802   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1803   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1804   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1805} -maskdata $filemask
1806image create bitmap file_question -background white -foreground black -data {
1808#define file_question_width 14
1809#define file_question_height 15
1810static unsigned char file_question_bits[] = {
1811   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1812   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1813   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1814} -maskdata $filemask
1815image create bitmap file_removed -background white -foreground red -data {
1817#define file_removed_width 14
1818#define file_removed_height 15
1819static unsigned char file_removed_bits[] = {
1820   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1821   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1822   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1823} -maskdata $filemask
1824image create bitmap file_merge -background white -foreground blue -data {
1826#define file_merge_width 14
1827#define file_merge_height 15
1828static unsigned char file_merge_bits[] = {
1829   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1830   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1831   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1832} -maskdata $filemask
1833image create bitmap file_statechange -background white -foreground green -data {
1835#define file_merge_width 14
1836#define file_merge_height 15
1837static unsigned char file_statechange_bits[] = {
1838   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1839   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1840   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1841} -maskdata $filemask
1842set ui_index .vpane.files.index.list
1844set ui_workdir .vpane.files.workdir.list
1845set all_icons(_$ui_index)   file_plain
1847set all_icons(A$ui_index)   file_fulltick
1848set all_icons(M$ui_index)   file_fulltick
1849set all_icons(D$ui_index)   file_removed
1850set all_icons(U$ui_index)   file_merge
1851set all_icons(T$ui_index)   file_statechange
1852set all_icons(_$ui_workdir) file_plain
1854set all_icons(M$ui_workdir) file_mod
1855set all_icons(D$ui_workdir) file_question
1856set all_icons(U$ui_workdir) file_merge
1857set all_icons(O$ui_workdir) file_plain
1858set all_icons(T$ui_workdir) file_statechange
1859set max_status_desc 0
1861foreach i {
1862                {__ {mc "Unmodified"}}
1863                {_M {mc "Modified, not staged"}}
1865                {M_ {mc "Staged for commit"}}
1866                {MM {mc "Portions staged for commit"}}
1867                {MD {mc "Staged for commit, missing"}}
1868                {_T {mc "File type changed, not staged"}}
1870                {T_ {mc "File type changed, staged"}}
1871                {_O {mc "Untracked, not staged"}}
1873                {A_ {mc "Staged for commit"}}
1874                {AM {mc "Portions staged for commit"}}
1875                {AD {mc "Staged for commit, missing"}}
1876                {_D {mc "Missing"}}
1878                {D_ {mc "Staged for removal"}}
1879                {DO {mc "Staged for removal, still present"}}
1880                {_U {mc "Requires merge resolution"}}
1882                {U_ {mc "Requires merge resolution"}}
1883                {UU {mc "Requires merge resolution"}}
1884                {UM {mc "Requires merge resolution"}}
1885                {UD {mc "Requires merge resolution"}}
1886                {UT {mc "Requires merge resolution"}}
1887        } {
1888        set text [eval [lindex $i 1]]
1889        if {$max_status_desc < [string length $text]} {
1890                set max_status_desc [string length $text]
1891        }
1892        set all_descs([lindex $i 0]) $text
1893}
1894unset i
1895######################################################################
1897##
1898## util
1899proc scrollbar2many {list mode args} {
1901        foreach w $list {eval $w $mode $args}
1902}
1903proc many2scrollbar {list mode sb top bottom} {
1905        $sb set $top $bottom
1906        foreach w $list {$w $mode moveto $top}
1907}
1908proc incr_font_size {font {amt 1}} {
1910        set sz [font configure $font -size]
1911        incr sz $amt
1912        font configure $font -size $sz
1913        font configure ${font}bold -size $sz
1914        font configure ${font}italic -size $sz
1915}
1916######################################################################
1918##
1919## ui commands
1920set starting_gitk_msg [mc "Starting gitk... please wait..."]
1922proc do_gitk {revs} {
1924        # -- Always start gitk through whatever we were loaded with.  This
1925        #    lets us bypass using shell process on Windows systems.
1926        #
1927        set exe [_which gitk -script]
1928        set cmd [list [info nameofexecutable] $exe]
1929        if {$exe eq {}} {
1930                error_popup [mc "Couldn't find gitk in PATH"]
1931        } else {
1932                global env
1933                if {[info exists env(GIT_DIR)]} {
1935                        set old_GIT_DIR $env(GIT_DIR)
1936                } else {
1937                        set old_GIT_DIR {}
1938                }
1939                set pwd [pwd]
1941                cd [file dirname [gitdir]]
1942                set env(GIT_DIR) [file tail [gitdir]]
1943                eval exec $cmd $revs &
1945                if {$old_GIT_DIR eq {}} {
1947                        unset env(GIT_DIR)
1948                } else {
1949                        set env(GIT_DIR) $old_GIT_DIR
1950                }
1951                cd $pwd
1952                ui_status $::starting_gitk_msg
1954                after 10000 {
1955                        ui_ready $starting_gitk_msg
1956                }
1957        }
1958}
1959proc do_explore {} {
1961        set explorer {}
1962        if {[is_Cygwin] || [is_Windows]} {
1963                set explorer "explorer.exe"
1964        } elseif {[is_MacOSX]} {
1965                set explorer "open"
1966        } else {
1967                # freedesktop.org-conforming system is our best shot
1968                set explorer "xdg-open"
1969        }
1970        eval exec $explorer [list [file nativename [file dirname [gitdir]]]] &
1971}
1972set is_quitting 0
1974set ret_code    1
1975proc terminate_me {win} {
1977        global ret_code
1978        if {$win ne {.}} return
1979        exit $ret_code
1980}
1981proc do_quit {{rc {1}}} {
1983        global ui_comm is_quitting repo_config commit_type
1984        global GITGUI_BCK_exists GITGUI_BCK_i
1985        global ui_comm_spell
1986        global ret_code
1987        if {$is_quitting} return
1989        set is_quitting 1
1990        if {[winfo exists $ui_comm]} {
1992                # -- Stash our current commit buffer.
1993                #
1994                set save [gitdir GITGUI_MSG]
1995                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1996                        file rename -force [gitdir GITGUI_BCK] $save
1997                        set GITGUI_BCK_exists 0
1998                } else {
1999                        set msg [string trim [$ui_comm get 0.0 end]]
2000                        regsub -all -line {[ \r\t]+$} $msg {} msg
2001                        if {(![string match amend* $commit_type]
2002                                || [$ui_comm edit modified])
2003                                && $msg ne {}} {
2004                                catch {
2005                                        set fd [open $save w]
2006                                        puts -nonewline $fd $msg
2007                                        close $fd
2008                                }
2009                        } else {
2010                                catch {file delete $save}
2011                        }
2012                }
2013                # -- Cancel our spellchecker if its running.
2015                #
2016                if {[info exists ui_comm_spell]} {
2017                        $ui_comm_spell stop
2018                }
2019                # -- Remove our editor backup, its not needed.
2021                #
2022                after cancel $GITGUI_BCK_i
2023                if {$GITGUI_BCK_exists} {
2024                        catch {file delete [gitdir GITGUI_BCK]}
2025                }
2026                # -- Stash our current window geometry into this repository.
2028                #
2029                set cfg_wmstate [wm state .]
2030                if {[catch {set rc_wmstate $repo_config(gui.wmstate)}]} {
2031                        set rc_wmstate {}
2032                }
2033                if {$cfg_wmstate ne $rc_wmstate} {
2034                        catch {git config gui.wmstate $cfg_wmstate}
2035                }
2036                if {$cfg_wmstate eq {zoomed}} {
2037                        # on Windows wm geometry will lie about window
2038                        # position (but not size) when window is zoomed
2039                        # restore the window before querying wm geometry
2040                        wm state . normal
2041                }
2042                set cfg_geometry [list]
2043                lappend cfg_geometry [wm geometry .]
2044                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
2045                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
2046                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
2047                        set rc_geometry {}
2048                }
2049                if {$cfg_geometry ne $rc_geometry} {
2050                        catch {git config gui.geometry $cfg_geometry}
2051                }
2052        }
2053        set ret_code $rc
2055        destroy .
2056}
2057proc do_rescan {} {
2059        rescan ui_ready
2060}
2061proc ui_do_rescan {} {
2063        rescan {force_first_diff ui_ready}
2064}
2065proc do_commit {} {
2067        commit_tree
2068}
2069proc next_diff {{after {}}} {
2071        global next_diff_p next_diff_w next_diff_i
2072        show_diff $next_diff_p $next_diff_w {} {} $after
2073}
2074proc find_anchor_pos {lst name} {
2076        set lid [lsearch -sorted -exact $lst $name]
2077        if {$lid == -1} {
2079                set lid 0
2080                foreach lname $lst {
2081                        if {$lname >= $name} break
2082                        incr lid
2083                }
2084        }
2085        return $lid
2087}
2088proc find_file_from {flist idx delta path mmask} {
2090        global file_states
2091        set len [llength $flist]
2093        while {$idx >= 0 && $idx < $len} {
2094                set name [lindex $flist $idx]
2095                if {$name ne $path && [info exists file_states($name)]} {
2097                        set state [lindex $file_states($name) 0]
2098                        if {$mmask eq {} || [regexp $mmask $state]} {
2100                                return $idx
2101                        }
2102                }
2103                incr idx $delta
2105        }
2106        return {}
2108}
2109proc find_next_diff {w path {lno {}} {mmask {}}} {
2111        global next_diff_p next_diff_w next_diff_i
2112        global file_lists ui_index ui_workdir
2113        set flist $file_lists($w)
2115        if {$lno eq {}} {
2116                set lno [find_anchor_pos $flist $path]
2117        } else {
2118                incr lno -1
2119        }
2120        if {$mmask ne {} && ![regexp {(^\^)|(\$$)} $mmask]} {
2122                if {$w eq $ui_index} {
2123                        set mmask "^$mmask"
2124                } else {
2125                        set mmask "$mmask\$"
2126                }
2127        }
2128        set idx [find_file_from $flist $lno 1 $path $mmask]
2130        if {$idx eq {}} {
2131                incr lno -1
2132                set idx [find_file_from $flist $lno -1 $path $mmask]
2133        }
2134        if {$idx ne {}} {
2136                set next_diff_w $w
2137                set next_diff_p [lindex $flist $idx]
2138                set next_diff_i [expr {$idx+1}]
2139                return 1
2140        } else {
2141                return 0
2142        }
2143}
2144proc next_diff_after_action {w path {lno {}} {mmask {}}} {
2146        global current_diff_path
2147        if {$path ne $current_diff_path} {
2149                return {}
2150        } elseif {[find_next_diff $w $path $lno $mmask]} {
2151                return {next_diff;}
2152        } else {
2153                return {reshow_diff;}
2154        }
2155}
2156proc select_first_diff {after} {
2158        global ui_workdir
2159        if {[find_next_diff $ui_workdir {} 1 {^_?U}] ||
2161            [find_next_diff $ui_workdir {} 1 {[^O]$}]} {
2162                next_diff $after
2163        } else {
2164                uplevel #0 $after
2165        }
2166}
2167proc force_first_diff {after} {
2169        global ui_workdir current_diff_path file_states
2170        if {[info exists file_states($current_diff_path)]} {
2172                set state [lindex $file_states($current_diff_path) 0]
2173        } else {
2174                set state {OO}
2175        }
2176        set reselect 0
2178        if {[string first {U} $state] >= 0} {
2179                # Already a conflict, do nothing
2180        } elseif {[find_next_diff $ui_workdir $current_diff_path {} {^_?U}]} {
2181                set reselect 1
2182        } elseif {[string index $state 1] ne {O}} {
2183                # Already a diff & no conflicts, do nothing
2184        } elseif {[find_next_diff $ui_workdir $current_diff_path {} {[^O]$}]} {
2185                set reselect 1
2186        }
2187        if {$reselect} {
2189                next_diff $after
2190        } else {
2191                uplevel #0 $after
2192        }
2193}
2194proc toggle_or_diff {w x y} {
2196        global file_states file_lists current_diff_path ui_index ui_workdir
2197        global last_clicked selected_paths
2198        set pos [split [$w index @$x,$y] .]
2200        set lno [lindex $pos 0]
2201        set col [lindex $pos 1]
2202        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2203        if {$path eq {}} {
2204                set last_clicked {}
2205                return
2206        }
2207        set last_clicked [list $w $lno]
2209        array unset selected_paths
2210        $ui_index tag remove in_sel 0.0 end
2211        $ui_workdir tag remove in_sel 0.0 end
2212        # Determine the state of the file
2214        if {[info exists file_states($path)]} {
2215                set state [lindex $file_states($path) 0]
2216        } else {
2217                set state {__}
2218        }
2219        # Restage the file, or simply show the diff
2221        if {$col == 0 && $y > 1} {
2222                # Conflicts need special handling
2223                if {[string first {U} $state] >= 0} {
2224                        # $w must always be $ui_workdir, but...
2225                        if {$w ne $ui_workdir} { set lno {} }
2226                        merge_stage_workdir $path $lno
2227                        return
2228                }
2229                if {[string index $state 1] eq {O}} {
2231                        set mmask {}
2232                } else {
2233                        set mmask {[^O]}
2234                }
2235                set after [next_diff_after_action $w $path $lno $mmask]
2237                if {$w eq $ui_index} {
2239                        update_indexinfo \
2240                                "Unstaging [short_path $path] from commit" \
2241                                [list $path] \
2242                                [concat $after [list ui_ready]]
2243                } elseif {$w eq $ui_workdir} {
2244                        update_index \
2245                                "Adding [short_path $path]" \
2246                                [list $path] \
2247                                [concat $after [list ui_ready]]
2248                }
2249        } else {
2250                show_diff $path $w $lno
2251        }
2252}
2253proc add_one_to_selection {w x y} {
2255        global file_lists last_clicked selected_paths
2256        set lno [lindex [split [$w index @$x,$y] .] 0]
2258        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2259        if {$path eq {}} {
2260                set last_clicked {}
2261                return
2262        }
2263        if {$last_clicked ne {}
2265                && [lindex $last_clicked 0] ne $w} {
2266                array unset selected_paths
2267                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2268        }
2269        set last_clicked [list $w $lno]
2271        if {[catch {set in_sel $selected_paths($path)}]} {
2272                set in_sel 0
2273        }
2274        if {$in_sel} {
2275                unset selected_paths($path)
2276                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2277        } else {
2278                set selected_paths($path) 1
2279                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2280        }
2281}
2282proc add_range_to_selection {w x y} {
2284        global file_lists last_clicked selected_paths
2285        if {[lindex $last_clicked 0] ne $w} {
2287                toggle_or_diff $w $x $y
2288                return
2289        }
2290        set lno [lindex [split [$w index @$x,$y] .] 0]
2292        set lc [lindex $last_clicked 1]
2293        if {$lc < $lno} {
2294                set begin $lc
2295                set end $lno
2296        } else {
2297                set begin $lno
2298                set end $lc
2299        }
2300        foreach path [lrange $file_lists($w) \
2302                [expr {$begin - 1}] \
2303                [expr {$end - 1}]] {
2304                set selected_paths($path) 1
2305        }
2306        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2307}
2308proc show_more_context {} {
2310        global repo_config
2311        if {$repo_config(gui.diffcontext) < 99} {
2312                incr repo_config(gui.diffcontext)
2313                reshow_diff
2314        }
2315}
2316proc show_less_context {} {
2318        global repo_config
2319        if {$repo_config(gui.diffcontext) > 1} {
2320                incr repo_config(gui.diffcontext) -1
2321                reshow_diff
2322        }
2323}
2324######################################################################
2326##
2327## ui construction
2328load_config 0
2330apply_config
2331set ui_comm {}
2332# -- Menu Bar
2334#
2335menu .mbar -tearoff 0
2336if {[is_MacOSX]} {
2337        # -- Apple Menu (Mac OS X only)
2338        #
2339        .mbar add cascade -label Apple -menu .mbar.apple
2340        menu .mbar.apple
2341}
2342.mbar add cascade -label [mc Repository] -menu .mbar.repository
2343.mbar add cascade -label [mc Edit] -menu .mbar.edit
2344if {[is_enabled branch]} {
2345        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2346}
2347if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2348        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2349}
2350if {[is_enabled transport]} {
2351        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2352        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2353}
2354if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2355        .mbar add cascade -label [mc Tools] -menu .mbar.tools
2356}
2357# -- Repository Menu
2359#
2360menu .mbar.repository
2361.mbar.repository add command \
2363        -label [mc "Explore Working Copy"] \
2364        -command {do_explore}
2365.mbar.repository add separator
2366.mbar.repository add command \
2368        -label [mc "Browse Current Branch's Files"] \
2369        -command {browser::new $current_branch}
2370set ui_browse_current [.mbar.repository index last]
2371.mbar.repository add command \
2372        -label [mc "Browse Branch Files..."] \
2373        -command browser_open::dialog
2374.mbar.repository add separator
2375.mbar.repository add command \
2377        -label [mc "Visualize Current Branch's History"] \
2378        -command {do_gitk $current_branch}
2379set ui_visualize_current [.mbar.repository index last]
2380.mbar.repository add command \
2381        -label [mc "Visualize All Branch History"] \
2382        -command {do_gitk --all}
2383.mbar.repository add separator
2384proc current_branch_write {args} {
2386        global current_branch
2387        .mbar.repository entryconf $::ui_browse_current \
2388                -label [mc "Browse %s's Files" $current_branch]
2389        .mbar.repository entryconf $::ui_visualize_current \
2390                -label [mc "Visualize %s's History" $current_branch]
2391}
2392trace add variable current_branch write current_branch_write
2393if {[is_enabled multicommit]} {
2395        .mbar.repository add command -label [mc "Database Statistics"] \
2396                -command do_stats
2397        .mbar.repository add command -label [mc "Compress Database"] \
2399                -command do_gc
2400        .mbar.repository add command -label [mc "Verify Database"] \
2402                -command do_fsck_objects
2403        .mbar.repository add separator
2405        if {[is_Cygwin]} {
2407                .mbar.repository add command \
2408                        -label [mc "Create Desktop Icon"] \
2409                        -command do_cygwin_shortcut
2410        } elseif {[is_Windows]} {
2411                .mbar.repository add command \
2412                        -label [mc "Create Desktop Icon"] \
2413                        -command do_windows_shortcut
2414        } elseif {[is_MacOSX]} {
2415                .mbar.repository add command \
2416                        -label [mc "Create Desktop Icon"] \
2417                        -command do_macosx_app
2418        }
2419}
2420if {[is_MacOSX]} {
2422        proc ::tk::mac::Quit {args} { do_quit }
2423} else {
2424        .mbar.repository add command -label [mc Quit] \
2425                -command do_quit \
2426                -accelerator $M1T-Q
2427}
2428# -- Edit Menu
2430#
2431menu .mbar.edit
2432.mbar.edit add command -label [mc Undo] \
2433        -command {catch {[focus] edit undo}} \
2434        -accelerator $M1T-Z
2435.mbar.edit add command -label [mc Redo] \
2436        -command {catch {[focus] edit redo}} \
2437        -accelerator $M1T-Y
2438.mbar.edit add separator
2439.mbar.edit add command -label [mc Cut] \
2440        -command {catch {tk_textCut [focus]}} \
2441        -accelerator $M1T-X
2442.mbar.edit add command -label [mc Copy] \
2443        -command {catch {tk_textCopy [focus]}} \
2444        -accelerator $M1T-C
2445.mbar.edit add command -label [mc Paste] \
2446        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2447        -accelerator $M1T-V
2448.mbar.edit add command -label [mc Delete] \
2449        -command {catch {[focus] delete sel.first sel.last}} \
2450        -accelerator Del
2451.mbar.edit add separator
2452.mbar.edit add command -label [mc "Select All"] \
2453        -command {catch {[focus] tag add sel 0.0 end}} \
2454        -accelerator $M1T-A
2455# -- Branch Menu
2457#
2458if {[is_enabled branch]} {
2459        menu .mbar.branch
2460        .mbar.branch add command -label [mc "Create..."] \
2462                -command branch_create::dialog \
2463                -accelerator $M1T-N
2464        lappend disable_on_lock [list .mbar.branch entryconf \
2465                [.mbar.branch index last] -state]
2466        .mbar.branch add command -label [mc "Checkout..."] \
2468                -command branch_checkout::dialog \
2469                -accelerator $M1T-O
2470        lappend disable_on_lock [list .mbar.branch entryconf \
2471                [.mbar.branch index last] -state]
2472        .mbar.branch add command -label [mc "Rename..."] \
2474                -command branch_rename::dialog
2475        lappend disable_on_lock [list .mbar.branch entryconf \
2476                [.mbar.branch index last] -state]
2477        .mbar.branch add command -label [mc "Delete..."] \
2479                -command branch_delete::dialog
2480        lappend disable_on_lock [list .mbar.branch entryconf \
2481                [.mbar.branch index last] -state]
2482        .mbar.branch add command -label [mc "Reset..."] \
2484                -command merge::reset_hard
2485        lappend disable_on_lock [list .mbar.branch entryconf \
2486                [.mbar.branch index last] -state]
2487}
2488# -- Commit Menu
2490#
2491proc commit_btn_caption {} {
2492        if {[is_enabled nocommit]} {
2493                return [mc "Done"]
2494        } else {
2495                return [mc Commit@@verb]
2496        }
2497}
2498if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2500        menu .mbar.commit
2501        if {![is_enabled nocommit]} {
2503                .mbar.commit add radiobutton \
2504                        -label [mc "New Commit"] \
2505                        -command do_select_commit_type \
2506                        -variable selected_commit_type \
2507                        -value new
2508                lappend disable_on_lock \
2509                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2510                .mbar.commit add radiobutton \
2512                        -label [mc "Amend Last Commit"] \
2513                        -command do_select_commit_type \
2514                        -variable selected_commit_type \
2515                        -value amend
2516                lappend disable_on_lock \
2517                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2518                .mbar.commit add separator
2520        }
2521        .mbar.commit add command -label [mc Rescan] \
2523                -command ui_do_rescan \
2524                -accelerator F5
2525        lappend disable_on_lock \
2526                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2527        .mbar.commit add command -label [mc "Stage To Commit"] \
2529                -command do_add_selection \
2530                -accelerator $M1T-T
2531        lappend disable_on_lock \
2532                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2533        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2535                -command do_add_all \
2536                -accelerator $M1T-I
2537        lappend disable_on_lock \
2538                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2539        .mbar.commit add command -label [mc "Unstage From Commit"] \
2541                -command do_unstage_selection
2542        lappend disable_on_lock \
2543                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2544        .mbar.commit add command -label [mc "Revert Changes"] \
2546                -command do_revert_selection
2547        lappend disable_on_lock \
2548                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2549        .mbar.commit add separator
2551        .mbar.commit add command -label [mc "Show Less Context"] \
2553                -command show_less_context \
2554                -accelerator $M1T-\-
2555        .mbar.commit add command -label [mc "Show More Context"] \
2557                -command show_more_context \
2558                -accelerator $M1T-=
2559        .mbar.commit add separator
2561        if {![is_enabled nocommitmsg]} {
2563                .mbar.commit add command -label [mc "Sign Off"] \
2564                        -command do_signoff \
2565                        -accelerator $M1T-S
2566        }
2567        .mbar.commit add command -label [commit_btn_caption] \
2569                -command do_commit \
2570                -accelerator $M1T-Return
2571        lappend disable_on_lock \
2572                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2573}
2574# -- Merge Menu
2576#
2577if {[is_enabled branch]} {
2578        menu .mbar.merge
2579        .mbar.merge add command -label [mc "Local Merge..."] \
2580                -command merge::dialog \
2581                -accelerator $M1T-M
2582        lappend disable_on_lock \
2583                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2584        .mbar.merge add command -label [mc "Abort Merge..."] \
2585                -command merge::reset_hard
2586        lappend disable_on_lock \
2587                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2588}
2589# -- Transport Menu
2591#
2592if {[is_enabled transport]} {
2593        menu .mbar.remote
2594        .mbar.remote add command \
2596                -label [mc "Add..."] \
2597                -command remote_add::dialog \
2598                -accelerator $M1T-A
2599        .mbar.remote add command \
2600                -label [mc "Push..."] \
2601                -command do_push_anywhere \
2602                -accelerator $M1T-P
2603        .mbar.remote add command \
2604                -label [mc "Delete Branch..."] \
2605                -command remote_branch_delete::dialog
2606}
2607if {[is_MacOSX]} {
2609        proc ::tk::mac::ShowPreferences {} {do_options}
2610} else {
2611        # -- Edit Menu
2612        #
2613        .mbar.edit add separator
2614        .mbar.edit add command -label [mc "Options..."] \
2615                -command do_options
2616}
2617# -- Tools Menu
2619#
2620if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2621        set tools_menubar .mbar.tools
2622        menu $tools_menubar
2623        $tools_menubar add separator
2624        $tools_menubar add command -label [mc "Add..."] -command tools_add::dialog
2625        $tools_menubar add command -label [mc "Remove..."] -command tools_remove::dialog
2626        set tools_tailcnt 3
2627        if {[array names repo_config guitool.*.cmd] ne {}} {
2628                tools_populate_all
2629        }
2630}
2631# -- Help Menu
2633#
2634.mbar add cascade -label [mc Help] -menu .mbar.help
2635menu .mbar.help
2636if {[is_MacOSX]} {
2638        .mbar.apple add command -label [mc "About %s" [appname]] \
2639                -command do_about
2640        .mbar.apple add separator
2641} else {
2642        .mbar.help add command -label [mc "About %s" [appname]] \
2643                -command do_about
2644}
2645. configure -menu .mbar
2646set doc_path [githtmldir]
2648if {$doc_path ne {}} {
2649        set doc_path [file join $doc_path index.html]
2650        if {[is_Cygwin]} {
2652                set doc_path [exec cygpath --mixed $doc_path]
2653        }
2654}
2655if {[file isfile $doc_path]} {
2657        set doc_url "file:$doc_path"
2658} else {
2659        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2660}
2661proc start_browser {url} {
2663        git "web--browse" $url
2664}
2665.mbar.help add command -label [mc "Online Documentation"] \
2667        -command [list start_browser $doc_url]
2668.mbar.help add command -label [mc "Show SSH Key"] \
2670        -command do_ssh_key
2671unset doc_path doc_url
2673# -- Standard bindings
2675#
2676wm protocol . WM_DELETE_WINDOW do_quit
2677bind all <$M1B-Key-q> do_quit
2678bind all <$M1B-Key-Q> do_quit
2679bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2680bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2681set subcommand_args {}
2683proc usage {} {
2684        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2685        exit 1
2686}
2687proc normalize_relpath {path} {
2689        set elements {}
2690        foreach item [file split $path] {
2691                if {$item eq {.}} continue
2692                if {$item eq {..} && [llength $elements] > 0
2693                    && [lindex $elements end] ne {..}} {
2694                        set elements [lrange $elements 0 end-1]
2695                        continue
2696                }
2697                lappend elements $item
2698        }
2699        return [eval file join $elements]
2700}
2701# -- Not a normal commit type invocation?  Do that instead!
2703#
2704switch -- $subcommand {
2705browser -
2706blame {
2707        if {$subcommand eq "blame"} {
2708                set subcommand_args {[--line=<num>] rev? path}
2709        } else {
2710                set subcommand_args {rev? path}
2711        }
2712        if {$argv eq {}} usage
2713        set head {}
2714        set path {}
2715        set jump_spec {}
2716        set is_path 0
2717        foreach a $argv {
2718                if {$is_path || [file exists $_prefix$a]} {
2719                        if {$path ne {}} usage
2720                        set path [normalize_relpath $_prefix$a]
2721                        break
2722                } elseif {$a eq {--}} {
2723                        if {$path ne {}} {
2724                                if {$head ne {}} usage
2725                                set head $path
2726                                set path {}
2727                        }
2728                        set is_path 1
2729                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2730                        if {$jump_spec ne {} || $head ne {}} usage
2731                        set jump_spec [list $lnum]
2732                } elseif {$head eq {}} {
2733                        if {$head ne {}} usage
2734                        set head $a
2735                        set is_path 1
2736                } else {
2737                        usage
2738                }
2739        }
2740        unset is_path
2741        if {$head ne {} && $path eq {}} {
2743                set path [normalize_relpath $_prefix$head]
2744                set head {}
2745        }
2746        if {$head eq {}} {
2748                load_current_branch
2749        } else {
2750                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2751                        if {[catch {
2752                                        set head [git rev-parse --verify $head]
2753                                } err]} {
2754                                puts stderr $err
2755                                exit 1
2756                        }
2757                }
2758                set current_branch $head
2759        }
2760        switch -- $subcommand {
2762        browser {
2763                if {$jump_spec ne {}} usage
2764                if {$head eq {}} {
2765                        if {$path ne {} && [file isdirectory $path]} {
2766                                set head $current_branch
2767                        } else {
2768                                set head $path
2769                                set path {}
2770                        }
2771                }
2772                browser::new $head $path
2773        }
2774        blame   {
2775                if {$head eq {} && ![file exists $path]} {
2776                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2777                        exit 1
2778                }
2779                blame::new $head $path $jump_spec
2780        }
2781        }
2782        return
2783}
2784citool -
2785gui {
2786        if {[llength $argv] != 0} {
2787                puts -nonewline stderr "usage: $argv0"
2788                if {$subcommand ne {gui}
2789                        && [file tail $argv0] ne "git-$subcommand"} {
2790                        puts -nonewline stderr " $subcommand"
2791                }
2792                puts stderr {}
2793                exit 1
2794        }
2795        # fall through to setup UI for commits
2796}
2797default {
2798        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2799        exit 1
2800}
2801}
2802# -- Branch Control
2804#
2805frame .branch \
2806        -borderwidth 1 \
2807        -relief sunken
2808label .branch.l1 \
2809        -text [mc "Current Branch:"] \
2810        -anchor w \
2811        -justify left
2812label .branch.cb \
2813        -textvariable current_branch \
2814        -anchor w \
2815        -justify left
2816pack .branch.l1 -side left
2817pack .branch.cb -side left -fill x
2818pack .branch -side top -fill x
2819# -- Main Window Layout
2821#
2822panedwindow .vpane -orient horizontal
2823panedwindow .vpane.files -orient vertical
2824.vpane add .vpane.files -sticky nsew -height 100 -width 200
2825pack .vpane -anchor n -side top -fill both -expand 1
2826# -- Index File List
2828#
2829frame .vpane.files.index -height 100 -width 200
2830label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2831        -background lightgreen -foreground black
2832text $ui_index -background white -foreground black \
2833        -borderwidth 0 \
2834        -width 20 -height 10 \
2835        -wrap none \
2836        -cursor $cursor_ptr \
2837        -xscrollcommand {.vpane.files.index.sx set} \
2838        -yscrollcommand {.vpane.files.index.sy set} \
2839        -state disabled
2840scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2841scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2842pack .vpane.files.index.title -side top -fill x
2843pack .vpane.files.index.sx -side bottom -fill x
2844pack .vpane.files.index.sy -side right -fill y
2845pack $ui_index -side left -fill both -expand 1
2846# -- Working Directory File List
2848#
2849frame .vpane.files.workdir -height 100 -width 200
2850label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2851        -background lightsalmon -foreground black
2852text $ui_workdir -background white -foreground black \
2853        -borderwidth 0 \
2854        -width 20 -height 10 \
2855        -wrap none \
2856        -cursor $cursor_ptr \
2857        -xscrollcommand {.vpane.files.workdir.sx set} \
2858        -yscrollcommand {.vpane.files.workdir.sy set} \
2859        -state disabled
2860scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2861scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2862pack .vpane.files.workdir.title -side top -fill x
2863pack .vpane.files.workdir.sx -side bottom -fill x
2864pack .vpane.files.workdir.sy -side right -fill y
2865pack $ui_workdir -side left -fill both -expand 1
2866.vpane.files add .vpane.files.workdir -sticky nsew
2868.vpane.files add .vpane.files.index -sticky nsew
2869foreach i [list $ui_index $ui_workdir] {
2871        rmsel_tag $i
2872        $i tag conf in_diff -background [$i tag cget in_sel -background]
2873}
2874unset i
2875# -- Diff and Commit Area
2877#
2878frame .vpane.lower -height 300 -width 400
2879frame .vpane.lower.commarea
2880frame .vpane.lower.diff -relief sunken -borderwidth 1
2881pack .vpane.lower.diff -fill both -expand 1
2882pack .vpane.lower.commarea -side bottom -fill x
2883.vpane add .vpane.lower -sticky nsew
2884# -- Commit Area Buttons
2886#
2887frame .vpane.lower.commarea.buttons
2888label .vpane.lower.commarea.buttons.l -text {} \
2889        -anchor w \
2890        -justify left
2891pack .vpane.lower.commarea.buttons.l -side top -fill x
2892pack .vpane.lower.commarea.buttons -side left -fill y
2893button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2895        -command ui_do_rescan
2896pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2897lappend disable_on_lock \
2898        {.vpane.lower.commarea.buttons.rescan conf -state}
2899button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2901        -command do_add_all
2902pack .vpane.lower.commarea.buttons.incall -side top -fill x
2903lappend disable_on_lock \
2904        {.vpane.lower.commarea.buttons.incall conf -state}
2905if {![is_enabled nocommitmsg]} {
2907        button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2908                -command do_signoff
2909        pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2910}
2911button .vpane.lower.commarea.buttons.commit -text [commit_btn_caption] \
2913        -command do_commit
2914pack .vpane.lower.commarea.buttons.commit -side top -fill x
2915lappend disable_on_lock \
2916        {.vpane.lower.commarea.buttons.commit conf -state}
2917if {![is_enabled nocommit]} {
2919        button .vpane.lower.commarea.buttons.push -text [mc Push] \
2920                -command do_push_anywhere
2921        pack .vpane.lower.commarea.buttons.push -side top -fill x
2922}
2923# -- Commit Message Buffer
2925#
2926frame .vpane.lower.commarea.buffer
2927frame .vpane.lower.commarea.buffer.header
2928set ui_comm .vpane.lower.commarea.buffer.t
2929set ui_coml .vpane.lower.commarea.buffer.header.l
2930if {![is_enabled nocommit]} {
2932        radiobutton .vpane.lower.commarea.buffer.header.new \
2933                -text [mc "New Commit"] \
2934                -command do_select_commit_type \
2935                -variable selected_commit_type \
2936                -value new
2937        lappend disable_on_lock \
2938                [list .vpane.lower.commarea.buffer.header.new conf -state]
2939        radiobutton .vpane.lower.commarea.buffer.header.amend \
2940                -text [mc "Amend Last Commit"] \
2941                -command do_select_commit_type \
2942                -variable selected_commit_type \
2943                -value amend
2944        lappend disable_on_lock \
2945                [list .vpane.lower.commarea.buffer.header.amend conf -state]
2946}
2947label $ui_coml \
2949        -anchor w \
2950        -justify left
2951proc trace_commit_type {varname args} {
2952        global ui_coml commit_type
2953        switch -glob -- $commit_type {
2954        initial       {set txt [mc "Initial Commit Message:"]}
2955        amend         {set txt [mc "Amended Commit Message:"]}
2956        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2957        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2958        merge         {set txt [mc "Merge Commit Message:"]}
2959        *             {set txt [mc "Commit Message:"]}
2960        }
2961        $ui_coml conf -text $txt
2962}
2963trace add variable commit_type write trace_commit_type
2964pack $ui_coml -side left -fill x
2965if {![is_enabled nocommit]} {
2967        pack .vpane.lower.commarea.buffer.header.amend -side right
2968        pack .vpane.lower.commarea.buffer.header.new -side right
2969}
2970text $ui_comm -background white -foreground black \
2972        -borderwidth 1 \
2973        -undo true \
2974        -maxundo 20 \
2975        -autoseparators true \
2976        -relief sunken \
2977        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2978        -font font_diff \
2979        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2980scrollbar .vpane.lower.commarea.buffer.sby \
2981        -command [list $ui_comm yview]
2982pack .vpane.lower.commarea.buffer.header -side top -fill x
2983pack .vpane.lower.commarea.buffer.sby -side right -fill y
2984pack $ui_comm -side left -fill y
2985pack .vpane.lower.commarea.buffer -side left -fill y
2986# -- Commit Message Buffer Context Menu
2988#
2989set ctxm .vpane.lower.commarea.buffer.ctxm
2990menu $ctxm -tearoff 0
2991$ctxm add command \
2992        -label [mc Cut] \
2993        -command {tk_textCut $ui_comm}
2994$ctxm add command \
2995        -label [mc Copy] \
2996        -command {tk_textCopy $ui_comm}
2997$ctxm add command \
2998        -label [mc Paste] \
2999        -command {tk_textPaste $ui_comm}
3000$ctxm add command \
3001        -label [mc Delete] \
3002        -command {catch {$ui_comm delete sel.first sel.last}}
3003$ctxm add separator
3004$ctxm add command \
3005        -label [mc "Select All"] \
3006        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
3007$ctxm add command \
3008        -label [mc "Copy All"] \
3009        -command {
3010                $ui_comm tag add sel 0.0 end
3011                tk_textCopy $ui_comm
3012                $ui_comm tag remove sel 0.0 end
3013        }
3014$ctxm add separator
3015$ctxm add command \
3016        -label [mc "Sign Off"] \
3017        -command do_signoff
3018set ui_comm_ctxm $ctxm
3019# -- Diff Header
3021#
3022proc trace_current_diff_path {varname args} {
3023        global current_diff_path diff_actions file_states
3024        if {$current_diff_path eq {}} {
3025                set s {}
3026                set f {}
3027                set p {}
3028                set o disabled
3029        } else {
3030                set p $current_diff_path
3031                set s [mapdesc [lindex $file_states($p) 0] $p]
3032                set f [mc "File:"]
3033                set p [escape_path $p]
3034                set o normal
3035        }
3036        .vpane.lower.diff.header.status configure -text $s
3038        .vpane.lower.diff.header.file configure -text $f
3039        .vpane.lower.diff.header.path configure -text $p
3040        foreach w $diff_actions {
3041                uplevel #0 $w $o
3042        }
3043}
3044trace add variable current_diff_path write trace_current_diff_path
3045frame .vpane.lower.diff.header -background gold
3047label .vpane.lower.diff.header.status \
3048        -background gold \
3049        -foreground black \
3050        -width $max_status_desc \
3051        -anchor w \
3052        -justify left
3053label .vpane.lower.diff.header.file \
3054        -background gold \
3055        -foreground black \
3056        -anchor w \
3057        -justify left
3058label .vpane.lower.diff.header.path \
3059        -background gold \
3060        -foreground black \
3061        -anchor w \
3062        -justify left
3063pack .vpane.lower.diff.header.status -side left
3064pack .vpane.lower.diff.header.file -side left
3065pack .vpane.lower.diff.header.path -fill x
3066set ctxm .vpane.lower.diff.header.ctxm
3067menu $ctxm -tearoff 0
3068$ctxm add command \
3069        -label [mc Copy] \
3070        -command {
3071                clipboard clear
3072                clipboard append \
3073                        -format STRING \
3074                        -type STRING \
3075                        -- $current_diff_path
3076        }
3077lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3078bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
3079# -- Diff Body
3081#
3082frame .vpane.lower.diff.body
3083set ui_diff .vpane.lower.diff.body.t
3084text $ui_diff -background white -foreground black \
3085        -borderwidth 0 \
3086        -width 80 -height 5 -wrap none \
3087        -font font_diff \
3088        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
3089        -yscrollcommand {.vpane.lower.diff.body.sby set} \
3090        -state disabled
3091scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
3092        -command [list $ui_diff xview]
3093scrollbar .vpane.lower.diff.body.sby -orient vertical \
3094        -command [list $ui_diff yview]
3095pack .vpane.lower.diff.body.sbx -side bottom -fill x
3096pack .vpane.lower.diff.body.sby -side right -fill y
3097pack $ui_diff -side left -fill both -expand 1
3098pack .vpane.lower.diff.header -side top -fill x
3099pack .vpane.lower.diff.body -side bottom -fill both -expand 1
3100$ui_diff tag conf d_cr -elide true
3102$ui_diff tag conf d_@ -foreground blue -font font_diffbold
3103$ui_diff tag conf d_+ -foreground {#00a000}
3104$ui_diff tag conf d_- -foreground red
3105$ui_diff tag conf d_++ -foreground {#00a000}
3107$ui_diff tag conf d_-- -foreground red
3108$ui_diff tag conf d_+s \
3109        -foreground {#00a000} \
3110        -background {#e2effa}
3111$ui_diff tag conf d_-s \
3112        -foreground red \
3113        -background {#e2effa}
3114$ui_diff tag conf d_s+ \
3115        -foreground {#00a000} \
3116        -background ivory1
3117$ui_diff tag conf d_s- \
3118        -foreground red \
3119        -background ivory1
3120$ui_diff tag conf d<<<<<<< \
3122        -foreground orange \
3123        -font font_diffbold
3124$ui_diff tag conf d======= \
3125        -foreground orange \
3126        -font font_diffbold
3127$ui_diff tag conf d>>>>>>> \
3128        -foreground orange \
3129        -font font_diffbold
3130$ui_diff tag raise sel
3132# -- Diff Body Context Menu
3134#
3135proc create_common_diff_popup {ctxm} {
3137        $ctxm add command \
3138                -label [mc "Show Less Context"] \
3139                -command show_less_context
3140        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3141        $ctxm add command \
3142                -label [mc "Show More Context"] \
3143                -command show_more_context
3144        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3145        $ctxm add separator
3146        $ctxm add command \
3147                -label [mc Refresh] \
3148                -command reshow_diff
3149        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3150        $ctxm add command \
3151                -label [mc Copy] \
3152                -command {tk_textCopy $ui_diff}
3153        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3154        $ctxm add command \
3155                -label [mc "Select All"] \
3156                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
3157        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3158        $ctxm add command \
3159                -label [mc "Copy All"] \
3160                -command {
3161                        $ui_diff tag add sel 0.0 end
3162                        tk_textCopy $ui_diff
3163                        $ui_diff tag remove sel 0.0 end
3164                }
3165        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3166        $ctxm add separator
3167        $ctxm add command \
3168                -label [mc "Decrease Font Size"] \
3169                -command {incr_font_size font_diff -1}
3170        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3171        $ctxm add command \
3172                -label [mc "Increase Font Size"] \
3173                -command {incr_font_size font_diff 1}
3174        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3175        $ctxm add separator
3176        set emenu $ctxm.enc
3177        menu $emenu
3178        build_encoding_menu $emenu [list force_diff_encoding]
3179        $ctxm add cascade \
3180                -label [mc "Encoding"] \
3181                -menu $emenu
3182        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3183        $ctxm add separator
3184        $ctxm add command -label [mc "Options..."] \
3185                -command do_options
3186}
3187set ctxm .vpane.lower.diff.body.ctxm
3189menu $ctxm -tearoff 0
3190$ctxm add command \
3191        -label [mc "Apply/Reverse Hunk"] \
3192        -command {apply_hunk $cursorX $cursorY}
3193set ui_diff_applyhunk [$ctxm index last]
3194lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
3195$ctxm add command \
3196        -label [mc "Apply/Reverse Line"] \
3197        -command {apply_line $cursorX $cursorY; do_rescan}
3198set ui_diff_applyline [$ctxm index last]
3199lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
3200$ctxm add separator
3201create_common_diff_popup $ctxm
3202set ctxmmg .vpane.lower.diff.body.ctxmmg
3204menu $ctxmmg -tearoff 0
3205$ctxmmg add command \
3206        -label [mc "Run Merge Tool"] \
3207        -command {merge_resolve_tool}
3208lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3209$ctxmmg add separator
3210$ctxmmg add command \
3211        -label [mc "Use Remote Version"] \
3212        -command {merge_resolve_one 3}
3213lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3214$ctxmmg add command \
3215        -label [mc "Use Local Version"] \
3216        -command {merge_resolve_one 2}
3217lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3218$ctxmmg add command \
3219        -label [mc "Revert To Base"] \
3220        -command {merge_resolve_one 1}
3221lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3222$ctxmmg add separator
3223create_common_diff_popup $ctxmmg
3224proc popup_diff_menu {ctxm ctxmmg x y X Y} {
3226        global current_diff_path file_states
3227        set ::cursorX $x
3228        set ::cursorY $y
3229        if {[info exists file_states($current_diff_path)]} {
3230                set state [lindex $file_states($current_diff_path) 0]
3231        } else {
3232                set state {__}
3233        }
3234        if {[string first {U} $state] >= 0} {
3235                tk_popup $ctxmmg $X $Y
3236        } else {
3237                if {$::ui_index eq $::current_diff_side} {
3238                        set l [mc "Unstage Hunk From Commit"]
3239                        set t [mc "Unstage Line From Commit"]
3240                } else {
3241                        set l [mc "Stage Hunk For Commit"]
3242                        set t [mc "Stage Line For Commit"]
3243                }
3244                if {$::is_3way_diff || $::is_submodule_diff
3245                        || $current_diff_path eq {}
3246                        || {__} eq $state
3247                        || {_O} eq $state
3248                        || {_T} eq $state
3249                        || {T_} eq $state} {
3250                        set s disabled
3251                } else {
3252                        set s normal
3253                }
3254                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
3255                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
3256                tk_popup $ctxm $X $Y
3257        }
3258}
3259bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
3260# -- Status Bar
3262#
3263set main_status [::status_bar::new .status]
3264pack .status -anchor w -side bottom -fill x
3265$main_status show [mc "Initializing..."]
3266# -- Load geometry
3268#
3269catch {
3270set gm $repo_config(gui.geometry)
3271wm geometry . [lindex $gm 0]
3272.vpane sash place 0 \
3273        [lindex $gm 1] \
3274        [lindex [.vpane sash coord 0] 1]
3275.vpane.files sash place 0 \
3276        [lindex [.vpane.files sash coord 0] 0] \
3277        [lindex $gm 2]
3278unset gm
3279}
3280# -- Load window state
3282#
3283catch {
3284set gws $repo_config(gui.wmstate)
3285wm state . $gws
3286unset gws
3287}
3288# -- Key Bindings
3290#
3291bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3292bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
3293bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
3294bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3295bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3296bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3297bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3298bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3299bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3300bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3301bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3302bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3303bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3304bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
3305bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
3306bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
3307bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
3308bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
3309bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3311bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3312bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3313bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3314bind $ui_diff <$M1B-Key-v> {break}
3315bind $ui_diff <$M1B-Key-V> {break}
3316bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3317bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3318bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3319bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3320bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3321bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3322bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
3323bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
3324bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
3325bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
3326bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
3327bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
3328bind $ui_diff <Button-1>   {focus %W}
3329if {[is_enabled branch]} {
3331        bind . <$M1B-Key-n> branch_create::dialog
3332        bind . <$M1B-Key-N> branch_create::dialog
3333        bind . <$M1B-Key-o> branch_checkout::dialog
3334        bind . <$M1B-Key-O> branch_checkout::dialog
3335        bind . <$M1B-Key-m> merge::dialog
3336        bind . <$M1B-Key-M> merge::dialog
3337}
3338if {[is_enabled transport]} {
3339        bind . <$M1B-Key-p> do_push_anywhere
3340        bind . <$M1B-Key-P> do_push_anywhere
3341}
3342bind .   <Key-F5>     ui_do_rescan
3344bind .   <$M1B-Key-r> ui_do_rescan
3345bind .   <$M1B-Key-R> ui_do_rescan
3346bind .   <$M1B-Key-s> do_signoff
3347bind .   <$M1B-Key-S> do_signoff
3348bind .   <$M1B-Key-t> do_add_selection
3349bind .   <$M1B-Key-T> do_add_selection
3350bind .   <$M1B-Key-i> do_add_all
3351bind .   <$M1B-Key-I> do_add_all
3352bind .   <$M1B-Key-minus> {show_less_context;break}
3353bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3354bind .   <$M1B-Key-equal> {show_more_context;break}
3355bind .   <$M1B-Key-plus> {show_more_context;break}
3356bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3357bind .   <$M1B-Key-Return> do_commit
3358foreach i [list $ui_index $ui_workdir] {
3359        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3360        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3361        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3362}
3363unset i
3364set file_lists($ui_index) [list]
3366set file_lists($ui_workdir) [list]
3367wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3369focus -force $ui_comm
3370# -- Warn the user about environmental problems.  Cygwin's Tcl
3372#    does *not* pass its env array onto any processes it spawns.
3373#    This means that git processes get none of our environment.
3374#
3375if {[is_Cygwin]} {
3376        set ignored_env 0
3377        set suggest_user {}
3378        set msg [mc "Possible environment issues exist.
3379The following environment variables are probably
3381going to be ignored by any Git subprocess run
3382by %s:
3383" [appname]]
3385        foreach name [array names env] {
3386                switch -regexp -- $name {
3387                {^GIT_INDEX_FILE$} -
3388                {^GIT_OBJECT_DIRECTORY$} -
3389                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3390                {^GIT_DIFF_OPTS$} -
3391                {^GIT_EXTERNAL_DIFF$} -
3392                {^GIT_PAGER$} -
3393                {^GIT_TRACE$} -
3394                {^GIT_CONFIG$} -
3395                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3396                        append msg " - $name\n"
3397                        incr ignored_env
3398                }
3399                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3400                        append msg " - $name\n"
3401                        incr ignored_env
3402                        set suggest_user $name
3403                }
3404                }
3405        }
3406        if {$ignored_env > 0} {
3407                append msg [mc "
3408This is due to a known issue with the
3409Tcl binary distributed by Cygwin."]
3410                if {$suggest_user ne {}} {
3412                        append msg [mc "
3413A good replacement for %s
3415is placing values for the user.name and
3416user.email settings into your personal
3417~/.gitconfig file.
3418" $suggest_user]
3419                }
3420                warn_popup $msg
3421        }
3422        unset ignored_env msg suggest_user name
3423}
3424# -- Only initialize complex UI if we are going to stay running.
3426#
3427if {[is_enabled transport]} {
3428        load_all_remotes
3429        set n [.mbar.remote index end]
3431        populate_remotes_menu
3432        set n [expr {[.mbar.remote index end] - $n}]
3433        if {$n > 0} {
3434                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3435                .mbar.remote insert $n separator
3436        }
3437        unset n
3438}
3439if {[winfo exists $ui_comm]} {
3441        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3442        # -- If both our backup and message files exist use the
3444        #    newer of the two files to initialize the buffer.
3445        #
3446        if {$GITGUI_BCK_exists} {
3447                set m [gitdir GITGUI_MSG]
3448                if {[file isfile $m]} {
3449                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3450                                catch {file delete [gitdir GITGUI_MSG]}
3451                        } else {
3452                                $ui_comm delete 0.0 end
3453                                $ui_comm edit reset
3454                                $ui_comm edit modified false
3455                                catch {file delete [gitdir GITGUI_BCK]}
3456                                set GITGUI_BCK_exists 0
3457                        }
3458                }
3459                unset m
3460        }
3461        proc backup_commit_buffer {} {
3463                global ui_comm GITGUI_BCK_exists
3464                set m [$ui_comm edit modified]
3466                if {$m || $GITGUI_BCK_exists} {
3467                        set msg [string trim [$ui_comm get 0.0 end]]
3468                        regsub -all -line {[ \r\t]+$} $msg {} msg
3469                        if {$msg eq {}} {
3471                                if {$GITGUI_BCK_exists} {
3472                                        catch {file delete [gitdir GITGUI_BCK]}
3473                                        set GITGUI_BCK_exists 0
3474                                }
3475                        } elseif {$m} {
3476                                catch {
3477                                        set fd [open [gitdir GITGUI_BCK] w]
3478                                        puts -nonewline $fd $msg
3479                                        close $fd
3480                                        set GITGUI_BCK_exists 1
3481                                }
3482                        }
3483                        $ui_comm edit modified false
3485                }
3486                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3488        }
3489        backup_commit_buffer
3491        # -- If the user has aspell available we can drive it
3493        #    in pipe mode to spellcheck the commit message.
3494        #
3495        set spell_cmd [list |]
3496        set spell_dict [get_config gui.spellingdictionary]
3497        lappend spell_cmd aspell
3498        if {$spell_dict ne {}} {
3499                lappend spell_cmd --master=$spell_dict
3500        }
3501        lappend spell_cmd --mode=none
3502        lappend spell_cmd --encoding=utf-8
3503        lappend spell_cmd pipe
3504        if {$spell_dict eq {none}
3505         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3506                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3507        } else {
3508                set ui_comm_spell [spellcheck::init \
3509                        $spell_fd \
3510                        $ui_comm \
3511                        $ui_comm_ctxm \
3512                ]
3513        }
3514        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3515}
3516lock_index begin-read
3518if {![winfo ismapped .]} {
3519        wm deiconify .
3520}
3521after 1 {
3522        if {[is_enabled initialamend]} {
3523                force_amend
3524        } else {
3525                do_rescan
3526        }
3527        if {[is_enabled nocommitmsg]} {
3529                $ui_comm configure -state disabled -background gray
3530        }
3531}
3532if {[is_enabled multicommit]} {
3533        after 1000 hint_gc
3534}
3535if {[is_enabled retcode]} {
3536        bind . <Destroy> {+terminate_me %W}
3537}
3538if {$picked && [is_config_true gui.autoexplore]} {
3539        do_explore
3540}