Andrew's git / gitweb.git /
79a108dbaf34a42274a949cc63a7d6df3b7ede1d
   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" -- "$@"
  11
  12set appvers {@@GITGUI_VERSION@@}
  13set copyright [encoding convertfrom utf-8 {
  14Copyright © 2006, 2007 Shawn Pearce, et. al.
  15
  16This 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.
  20
  21This 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.
  25
  26You 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
  30######################################################################
  31##
  32## Tcl/Tk sanity check
  33
  34if {[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 $err
  43        exit 1
  44}
  45
  46catch {rename send {}} ; # What an evil concept...
  47
  48######################################################################
  49##
  50## locate our library
  51
  52set oguilib {@@GITGUI_LIBDIR@@}
  53set oguirel {@@GITGUI_RELATIVE@@}
  54if {$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
  70######################################################################
  71##
  72## enable verbose loading?
  73
  74if {![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
  88######################################################################
  89##
  90## Internationalization (i18n) through msgcat and gettext. See
  91## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
  92
  93package require msgcat
  94
  95proc _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}
 102
 103proc 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}
 110
 111proc strcat {args} {
 112        return [join $args {}]
 113}
 114
 115::msgcat::mcload $oguimsg
 116unset oguimsg
 117
 118######################################################################
 119##
 120## read only globals
 121
 122set _appname {Git Gui}
 123set _gitdir {}
 124set _gitexec {}
 125set _reponame {}
 126set _iscygwin {}
 127set _search_path {}
 128
 129set _trace [lsearch -exact $argv --trace]
 130if {$_trace >= 0} {
 131        set argv [lreplace $argv $_trace $_trace]
 132        set _trace 1
 133} else {
 134        set _trace 0
 135}
 136
 137proc appname {} {
 138        global _appname
 139        return $_appname
 140}
 141
 142proc gitdir {args} {
 143        global _gitdir
 144        if {$args eq {}} {
 145                return $_gitdir
 146        }
 147        return [eval [list file join $_gitdir] $args]
 148}
 149
 150proc gitexec {args} {
 151        global _gitexec
 152        if {$_gitexec eq {}} {
 153                if {[catch {set _gitexec [git --exec-path]} err]} {
 154                        error "Git not installed?\n\n$err"
 155                }
 156                if {[is_Cygwin]} {
 157                        set _gitexec [exec cygpath \
 158                                --windows \
 159                                --absolute \
 160                                $_gitexec]
 161                } else {
 162                        set _gitexec [file normalize $_gitexec]
 163                }
 164        }
 165        if {$args eq {}} {
 166                return $_gitexec
 167        }
 168        return [eval [list file join $_gitexec] $args]
 169}
 170
 171proc reponame {} {
 172        return $::_reponame
 173}
 174
 175proc is_MacOSX {} {
 176        if {[tk windowingsystem] eq {aqua}} {
 177                return 1
 178        }
 179        return 0
 180}
 181
 182proc is_Windows {} {
 183        if {$::tcl_platform(platform) eq {windows}} {
 184                return 1
 185        }
 186        return 0
 187}
 188
 189proc is_Cygwin {} {
 190        global _iscygwin
 191        if {$_iscygwin eq {}} {
 192                if {$::tcl_platform(platform) eq {windows}} {
 193                        if {[catch {set p [exec cygpath --windir]} err]} {
 194                                set _iscygwin 0
 195                        } else {
 196                                set _iscygwin 1
 197                        }
 198                } else {
 199                        set _iscygwin 0
 200                }
 201        }
 202        return $_iscygwin
 203}
 204
 205proc is_enabled {option} {
 206        global enabled_options
 207        if {[catch {set on $enabled_options($option)}]} {return 0}
 208        return $on
 209}
 210
 211proc enable_option {option} {
 212        global enabled_options
 213        set enabled_options($option) 1
 214}
 215
 216proc disable_option {option} {
 217        global enabled_options
 218        set enabled_options($option) 0
 219}
 220
 221######################################################################
 222##
 223## config
 224
 225proc is_many_config {name} {
 226        switch -glob -- $name {
 227        gui.recentrepo -
 228        remote.*.fetch -
 229        remote.*.push
 230                {return 1}
 231        *
 232                {return 0}
 233        }
 234}
 235
 236proc is_config_true {name} {
 237        global repo_config
 238        if {[catch {set v $repo_config($name)}]} {
 239                return 0
 240        } elseif {$v eq {true} || $v eq {1} || $v eq {yes}} {
 241                return 1
 242        } else {
 243                return 0
 244        }
 245}
 246
 247proc get_config {name} {
 248        global repo_config
 249        if {[catch {set v $repo_config($name)}]} {
 250                return {}
 251        } else {
 252                return $v
 253        }
 254}
 255
 256######################################################################
 257##
 258## handy utils
 259
 260proc _trace_exec {cmd} {
 261        if {!$::_trace} return
 262        set d {}
 263        foreach v $cmd {
 264                if {$d ne {}} {
 265                        append d { }
 266                }
 267                if {[regexp {[ \t\r\n'"$?*]} $v]} {
 268                        set v [sq $v]
 269                }
 270                append d $v
 271        }
 272        puts stderr $d
 273}
 274
 275proc _git_cmd {name} {
 276        global _git_cmd_path
 277
 278        if {[catch {set v $_git_cmd_path($name)}]} {
 279                switch -- $name {
 280                  version   -
 281                --version   -
 282                --exec-path { return [list $::_git $name] }
 283                }
 284
 285                set p [gitexec git-$name$::_search_exe]
 286                if {[file exists $p]} {
 287                        set v [list $p]
 288                } elseif {[is_Windows] && [file exists [gitexec git-$name]]} {
 289                        # Try to determine what sort of magic will make
 290                        # git-$name go and do its thing, because native
 291                        # Tcl on Windows doesn't know it.
 292                        #
 293                        set p [gitexec git-$name]
 294                        set f [open $p r]
 295                        set s [gets $f]
 296                        close $f
 297
 298                        switch -glob -- [lindex $s 0] {
 299                        #!*sh     { set i sh     }
 300                        #!*perl   { set i perl   }
 301                        #!*python { set i python }
 302                        default   { error "git-$name is not supported: $s" }
 303                        }
 304
 305                        upvar #0 _$i interp
 306                        if {![info exists interp]} {
 307                                set interp [_which $i]
 308                        }
 309                        if {$interp eq {}} {
 310                                error "git-$name requires $i (not in PATH)"
 311                        }
 312                        set v [concat [list $interp] [lrange $s 1 end] [list $p]]
 313                } else {
 314                        # Assume it is builtin to git somehow and we
 315                        # aren't actually able to see a file for it.
 316                        #
 317                        set v [list $::_git $name]
 318                }
 319                set _git_cmd_path($name) $v
 320        }
 321        return $v
 322}
 323
 324proc _which {what args} {
 325        global env _search_exe _search_path
 326
 327        if {$_search_path eq {}} {
 328                if {[is_Cygwin] && [regexp {^(/|\.:)} $env(PATH)]} {
 329                        set _search_path [split [exec cygpath \
 330                                --windows \
 331                                --path \
 332                                --absolute \
 333                                $env(PATH)] {;}]
 334                        set _search_exe .exe
 335                } elseif {[is_Windows]} {
 336                        set gitguidir [file dirname [info script]]
 337                        regsub -all ";" $gitguidir "\\;" gitguidir
 338                        set env(PATH) "$gitguidir;$env(PATH)"
 339                        set _search_path [split $env(PATH) {;}]
 340                        set _search_exe .exe
 341                } else {
 342                        set _search_path [split $env(PATH) :]
 343                        set _search_exe {}
 344                }
 345        }
 346
 347        if {[is_Windows] && [lsearch -exact $args -script] >= 0} {
 348                set suffix {}
 349        } else {
 350                set suffix $_search_exe
 351        }
 352
 353        foreach p $_search_path {
 354                set p [file join $p $what$suffix]
 355                if {[file exists $p]} {
 356                        return [file normalize $p]
 357                }
 358        }
 359        return {}
 360}
 361
 362proc _lappend_nice {cmd_var} {
 363        global _nice
 364        upvar $cmd_var cmd
 365
 366        if {![info exists _nice]} {
 367                set _nice [_which nice]
 368        }
 369        if {$_nice ne {}} {
 370                lappend cmd $_nice
 371        }
 372}
 373
 374proc git {args} {
 375        set opt [list]
 376
 377        while {1} {
 378                switch -- [lindex $args 0] {
 379                --nice {
 380                        _lappend_nice opt
 381                }
 382
 383                default {
 384                        break
 385                }
 386
 387                }
 388
 389                set args [lrange $args 1 end]
 390        }
 391
 392        set cmdp [_git_cmd [lindex $args 0]]
 393        set args [lrange $args 1 end]
 394
 395        _trace_exec [concat $opt $cmdp $args]
 396        set result [eval exec $opt $cmdp $args]
 397        if {$::_trace} {
 398                puts stderr "< $result"
 399        }
 400        return $result
 401}
 402
 403proc _open_stdout_stderr {cmd} {
 404        _trace_exec $cmd
 405        if {[catch {
 406                        set fd [open [concat [list | ] $cmd] r]
 407                } err]} {
 408                if {   [lindex $cmd end] eq {2>@1}
 409                    && $err eq {can not find channel named "1"}
 410                        } {
 411                        # Older versions of Tcl 8.4 don't have this 2>@1 IO
 412                        # redirect operator.  Fallback to |& cat for those.
 413                        # The command was not actually started, so its safe
 414                        # to try to start it a second time.
 415                        #
 416                        set fd [open [concat \
 417                                [list | ] \
 418                                [lrange $cmd 0 end-1] \
 419                                [list |& cat] \
 420                                ] r]
 421                } else {
 422                        error $err
 423                }
 424        }
 425        fconfigure $fd -eofchar {}
 426        return $fd
 427}
 428
 429proc git_read {args} {
 430        set opt [list]
 431
 432        while {1} {
 433                switch -- [lindex $args 0] {
 434                --nice {
 435                        _lappend_nice opt
 436                }
 437
 438                --stderr {
 439                        lappend args 2>@1
 440                }
 441
 442                default {
 443                        break
 444                }
 445
 446                }
 447
 448                set args [lrange $args 1 end]
 449        }
 450
 451        set cmdp [_git_cmd [lindex $args 0]]
 452        set args [lrange $args 1 end]
 453
 454        return [_open_stdout_stderr [concat $opt $cmdp $args]]
 455}
 456
 457proc git_write {args} {
 458        set opt [list]
 459
 460        while {1} {
 461                switch -- [lindex $args 0] {
 462                --nice {
 463                        _lappend_nice opt
 464                }
 465
 466                default {
 467                        break
 468                }
 469
 470                }
 471
 472                set args [lrange $args 1 end]
 473        }
 474
 475        set cmdp [_git_cmd [lindex $args 0]]
 476        set args [lrange $args 1 end]
 477
 478        _trace_exec [concat $opt $cmdp $args]
 479        return [open [concat [list | ] $opt $cmdp $args] w]
 480}
 481
 482proc githook_read {hook_name args} {
 483        set pchook [gitdir hooks $hook_name]
 484        lappend args 2>@1
 485
 486        # On Windows [file executable] might lie so we need to ask
 487        # the shell if the hook is executable.  Yes that's annoying.
 488        #
 489        if {[is_Windows]} {
 490                upvar #0 _sh interp
 491                if {![info exists interp]} {
 492                        set interp [_which sh]
 493                }
 494                if {$interp eq {}} {
 495                        error "hook execution requires sh (not in PATH)"
 496                }
 497
 498                set scr {if test -x "$1";then exec "$@";fi}
 499                set sh_c [list $interp -c $scr $interp $pchook]
 500                return [_open_stdout_stderr [concat $sh_c $args]]
 501        }
 502
 503        if {[file executable $pchook]} {
 504                return [_open_stdout_stderr [concat [list $pchook] $args]]
 505        }
 506
 507        return {}
 508}
 509
 510proc kill_file_process {fd} {
 511        set process [pid $fd]
 512
 513        catch {
 514                if {[is_Windows]} {
 515                        # Use a Cygwin-specific flag to allow killing
 516                        # native Windows processes
 517                        exec kill -f $process
 518                } else {
 519                        exec kill $process
 520                }
 521        }
 522}
 523
 524proc gitattr {path attr default} {
 525        if {[catch {set r [git check-attr $attr -- $path]}]} {
 526                set r unspecified
 527        } else {
 528                set r [join [lrange [split $r :] 2 end] :]
 529                regsub {^ } $r {} r
 530        }
 531        if {$r eq {unspecified}} {
 532                return $default
 533        }
 534        return $r
 535}
 536
 537proc sq {value} {
 538        regsub -all ' $value "'\\''" value
 539        return "'$value'"
 540}
 541
 542proc load_current_branch {} {
 543        global current_branch is_detached
 544
 545        set fd [open [gitdir HEAD] r]
 546        if {[gets $fd ref] < 1} {
 547                set ref {}
 548        }
 549        close $fd
 550
 551        set pfx {ref: refs/heads/}
 552        set len [string length $pfx]
 553        if {[string equal -length $len $pfx $ref]} {
 554                # We're on a branch.  It might not exist.  But
 555                # HEAD looks good enough to be a branch.
 556                #
 557                set current_branch [string range $ref $len end]
 558                set is_detached 0
 559        } else {
 560                # Assume this is a detached head.
 561                #
 562                set current_branch HEAD
 563                set is_detached 1
 564        }
 565}
 566
 567auto_load tk_optionMenu
 568rename tk_optionMenu real__tkOptionMenu
 569proc tk_optionMenu {w varName args} {
 570        set m [eval real__tkOptionMenu $w $varName $args]
 571        $m configure -font font_ui
 572        $w configure -font font_ui
 573        return $m
 574}
 575
 576proc rmsel_tag {text} {
 577        $text tag conf sel \
 578                -background [$text cget -background] \
 579                -foreground [$text cget -foreground] \
 580                -borderwidth 0
 581        $text tag conf in_sel -background lightgray
 582        bind $text <Motion> break
 583        return $text
 584}
 585
 586set root_exists 0
 587bind . <Visibility> {
 588        bind . <Visibility> {}
 589        set root_exists 1
 590}
 591
 592if {[is_Windows]} {
 593        wm iconbitmap . -default $oguilib/git-gui.ico
 594}
 595
 596######################################################################
 597##
 598## config defaults
 599
 600set cursor_ptr arrow
 601font create font_diff -family Courier -size 10
 602font create font_ui
 603catch {
 604        label .dummy
 605        eval font configure font_ui [font actual [.dummy cget -font]]
 606        destroy .dummy
 607}
 608
 609font create font_uiitalic
 610font create font_uibold
 611font create font_diffbold
 612font create font_diffitalic
 613
 614foreach class {Button Checkbutton Entry Label
 615                Labelframe Listbox Menu Message
 616                Radiobutton Spinbox Text} {
 617        option add *$class.font font_ui
 618}
 619unset class
 620
 621if {[is_Windows] || [is_MacOSX]} {
 622        option add *Menu.tearOff 0
 623}
 624
 625if {[is_MacOSX]} {
 626        set M1B M1
 627        set M1T Cmd
 628} else {
 629        set M1B Control
 630        set M1T Ctrl
 631}
 632
 633proc bind_button3 {w cmd} {
 634        bind $w <Any-Button-3> $cmd
 635        if {[is_MacOSX]} {
 636                # Mac OS X sends Button-2 on right click through three-button mouse,
 637                # or through trackpad right-clicking (two-finger touch + click).
 638                bind $w <Any-Button-2> $cmd
 639                bind $w <Control-Button-1> $cmd
 640        }
 641}
 642
 643proc apply_config {} {
 644        global repo_config font_descs
 645
 646        foreach option $font_descs {
 647                set name [lindex $option 0]
 648                set font [lindex $option 1]
 649                if {[catch {
 650                        set need_weight 1
 651                        foreach {cn cv} $repo_config(gui.$name) {
 652                                if {$cn eq {-weight}} {
 653                                        set need_weight 0
 654                                }
 655                                font configure $font $cn $cv
 656                        }
 657                        if {$need_weight} {
 658                                font configure $font -weight normal
 659                        }
 660                        } err]} {
 661                        error_popup [strcat [mc "Invalid font specified in %s:" "gui.$name"] "\n\n$err"]
 662                }
 663                foreach {cn cv} [font configure $font] {
 664                        font configure ${font}bold $cn $cv
 665                        font configure ${font}italic $cn $cv
 666                }
 667                font configure ${font}bold -weight bold
 668                font configure ${font}italic -slant italic
 669        }
 670}
 671
 672set default_config(branch.autosetupmerge) true
 673set default_config(merge.tool) {}
 674set default_config(merge.keepbackup) true
 675set default_config(merge.diffstat) true
 676set default_config(merge.summary) false
 677set default_config(merge.verbosity) 2
 678set default_config(user.name) {}
 679set default_config(user.email) {}
 680
 681set default_config(gui.encoding) [encoding system]
 682set default_config(gui.matchtrackingbranch) false
 683set default_config(gui.pruneduringfetch) false
 684set default_config(gui.trustmtime) false
 685set default_config(gui.fastcopyblame) false
 686set default_config(gui.copyblamethreshold) 40
 687set default_config(gui.blamehistoryctx) 7
 688set default_config(gui.diffcontext) 5
 689set default_config(gui.commitmsgwidth) 75
 690set default_config(gui.newbranchtemplate) {}
 691set default_config(gui.spellingdictionary) {}
 692set default_config(gui.fontui) [font configure font_ui]
 693set default_config(gui.fontdiff) [font configure font_diff]
 694set font_descs {
 695        {fontui   font_ui   {mc "Main Font"}}
 696        {fontdiff font_diff {mc "Diff/Console Font"}}
 697}
 698
 699######################################################################
 700##
 701## find git
 702
 703set _git  [_which git]
 704if {$_git eq {}} {
 705        catch {wm withdraw .}
 706        tk_messageBox \
 707                -icon error \
 708                -type ok \
 709                -title [mc "git-gui: fatal error"] \
 710                -message [mc "Cannot find git in PATH."]
 711        exit 1
 712}
 713
 714######################################################################
 715##
 716## version check
 717
 718if {[catch {set _git_version [git --version]} err]} {
 719        catch {wm withdraw .}
 720        tk_messageBox \
 721                -icon error \
 722                -type ok \
 723                -title [mc "git-gui: fatal error"] \
 724                -message "Cannot determine Git version:
 725
 726$err
 727
 728[appname] requires Git 1.5.0 or later."
 729        exit 1
 730}
 731if {![regsub {^git version } $_git_version {} _git_version]} {
 732        catch {wm withdraw .}
 733        tk_messageBox \
 734                -icon error \
 735                -type ok \
 736                -title [mc "git-gui: fatal error"] \
 737                -message [strcat [mc "Cannot parse Git version string:"] "\n\n$_git_version"]
 738        exit 1
 739}
 740
 741set _real_git_version $_git_version
 742regsub -- {[\-\.]dirty$} $_git_version {} _git_version
 743regsub {\.[0-9]+\.g[0-9a-f]+$} $_git_version {} _git_version
 744regsub {\.rc[0-9]+$} $_git_version {} _git_version
 745regsub {\.GIT$} $_git_version {} _git_version
 746regsub {\.[a-zA-Z]+\.[0-9]+$} $_git_version {} _git_version
 747
 748if {![regexp {^[1-9]+(\.[0-9]+)+$} $_git_version]} {
 749        catch {wm withdraw .}
 750        if {[tk_messageBox \
 751                -icon warning \
 752                -type yesno \
 753                -default no \
 754                -title "[appname]: warning" \
 755                 -message [mc "Git version cannot be determined.
 756
 757%s claims it is version '%s'.
 758
 759%s requires at least Git 1.5.0 or later.
 760
 761Assume '%s' is version 1.5.0?
 762" $_git $_real_git_version [appname] $_real_git_version]] eq {yes}} {
 763                set _git_version 1.5.0
 764        } else {
 765                exit 1
 766        }
 767}
 768unset _real_git_version
 769
 770proc git-version {args} {
 771        global _git_version
 772
 773        switch [llength $args] {
 774        0 {
 775                return $_git_version
 776        }
 777
 778        2 {
 779                set op [lindex $args 0]
 780                set vr [lindex $args 1]
 781                set cm [package vcompare $_git_version $vr]
 782                return [expr $cm $op 0]
 783        }
 784
 785        4 {
 786                set type [lindex $args 0]
 787                set name [lindex $args 1]
 788                set parm [lindex $args 2]
 789                set body [lindex $args 3]
 790
 791                if {($type ne {proc} && $type ne {method})} {
 792                        error "Invalid arguments to git-version"
 793                }
 794                if {[llength $body] < 2 || [lindex $body end-1] ne {default}} {
 795                        error "Last arm of $type $name must be default"
 796                }
 797
 798                foreach {op vr cb} [lrange $body 0 end-2] {
 799                        if {[git-version $op $vr]} {
 800                                return [uplevel [list $type $name $parm $cb]]
 801                        }
 802                }
 803
 804                return [uplevel [list $type $name $parm [lindex $body end]]]
 805        }
 806
 807        default {
 808                error "git-version >= x"
 809        }
 810
 811        }
 812}
 813
 814if {[git-version < 1.5]} {
 815        catch {wm withdraw .}
 816        tk_messageBox \
 817                -icon error \
 818                -type ok \
 819                -title [mc "git-gui: fatal error"] \
 820                -message "[appname] requires Git 1.5.0 or later.
 821
 822You are using [git-version]:
 823
 824[git --version]"
 825        exit 1
 826}
 827
 828######################################################################
 829##
 830## configure our library
 831
 832set idx [file join $oguilib tclIndex]
 833if {[catch {set fd [open $idx r]} err]} {
 834        catch {wm withdraw .}
 835        tk_messageBox \
 836                -icon error \
 837                -type ok \
 838                -title [mc "git-gui: fatal error"] \
 839                -message $err
 840        exit 1
 841}
 842if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
 843        set idx [list]
 844        while {[gets $fd n] >= 0} {
 845                if {$n ne {} && ![string match #* $n]} {
 846                        lappend idx $n
 847                }
 848        }
 849} else {
 850        set idx {}
 851}
 852close $fd
 853
 854if {$idx ne {}} {
 855        set loaded [list]
 856        foreach p $idx {
 857                if {[lsearch -exact $loaded $p] >= 0} continue
 858                source [file join $oguilib $p]
 859                lappend loaded $p
 860        }
 861        unset loaded p
 862} else {
 863        set auto_path [concat [list $oguilib] $auto_path]
 864}
 865unset -nocomplain idx fd
 866
 867######################################################################
 868##
 869## config file parsing
 870
 871git-version proc _parse_config {arr_name args} {
 872        >= 1.5.3 {
 873                upvar $arr_name arr
 874                array unset arr
 875                set buf {}
 876                catch {
 877                        set fd_rc [eval \
 878                                [list git_read config] \
 879                                $args \
 880                                [list --null --list]]
 881                        fconfigure $fd_rc -translation binary
 882                        set buf [read $fd_rc]
 883                        close $fd_rc
 884                }
 885                foreach line [split $buf "\0"] {
 886                        if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
 887                                if {[is_many_config $name]} {
 888                                        lappend arr($name) $value
 889                                } else {
 890                                        set arr($name) $value
 891                                }
 892                        }
 893                }
 894        }
 895        default {
 896                upvar $arr_name arr
 897                array unset arr
 898                catch {
 899                        set fd_rc [eval [list git_read config --list] $args]
 900                        while {[gets $fd_rc line] >= 0} {
 901                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 902                                        if {[is_many_config $name]} {
 903                                                lappend arr($name) $value
 904                                        } else {
 905                                                set arr($name) $value
 906                                        }
 907                                }
 908                        }
 909                        close $fd_rc
 910                }
 911        }
 912}
 913
 914proc load_config {include_global} {
 915        global repo_config global_config default_config
 916
 917        if {$include_global} {
 918                _parse_config global_config --global
 919        }
 920        _parse_config repo_config
 921
 922        foreach name [array names default_config] {
 923                if {[catch {set v $global_config($name)}]} {
 924                        set global_config($name) $default_config($name)
 925                }
 926                if {[catch {set v $repo_config($name)}]} {
 927                        set repo_config($name) $default_config($name)
 928                }
 929        }
 930}
 931
 932######################################################################
 933##
 934## feature option selection
 935
 936if {[regexp {^git-(.+)$} [file tail $argv0] _junk subcommand]} {
 937        unset _junk
 938} else {
 939        set subcommand gui
 940}
 941if {$subcommand eq {gui.sh}} {
 942        set subcommand gui
 943}
 944if {$subcommand eq {gui} && [llength $argv] > 0} {
 945        set subcommand [lindex $argv 0]
 946        set argv [lrange $argv 1 end]
 947}
 948
 949enable_option multicommit
 950enable_option branch
 951enable_option transport
 952disable_option bare
 953
 954switch -- $subcommand {
 955browser -
 956blame {
 957        enable_option bare
 958
 959        disable_option multicommit
 960        disable_option branch
 961        disable_option transport
 962}
 963citool {
 964        enable_option singlecommit
 965        enable_option retcode
 966
 967        disable_option multicommit
 968        disable_option branch
 969        disable_option transport
 970
 971        while {[llength $argv] > 0} {
 972                set a [lindex $argv 0]
 973                switch -- $a {
 974                --amend {
 975                        enable_option initialamend
 976                }
 977                --nocommit {
 978                        enable_option nocommit
 979                        enable_option nocommitmsg
 980                }
 981                --commitmsg {
 982                        disable_option nocommitmsg
 983                }
 984                default {
 985                        break
 986                }
 987                }
 988
 989                set argv [lrange $argv 1 end]
 990        }
 991}
 992}
 993
 994######################################################################
 995##
 996## repository setup
 997
 998set picked 0
 999if {[catch {
1000                set _gitdir $env(GIT_DIR)
1001                set _prefix {}
1002                }]
1003        && [catch {
1004                set _gitdir [git rev-parse --git-dir]
1005                set _prefix [git rev-parse --show-prefix]
1006        } err]} {
1007        load_config 1
1008        apply_config
1009        choose_repository::pick
1010        set picked 1
1011}
1012if {![file isdirectory $_gitdir] && [is_Cygwin]} {
1013        catch {set _gitdir [exec cygpath --windows $_gitdir]}
1014}
1015if {![file isdirectory $_gitdir]} {
1016        catch {wm withdraw .}
1017        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
1018        exit 1
1019}
1020if {$_prefix ne {}} {
1021        regsub -all {[^/]+/} $_prefix ../ cdup
1022        if {[catch {cd $cdup} err]} {
1023                catch {wm withdraw .}
1024                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
1025                exit 1
1026        }
1027        unset cdup
1028} elseif {![is_enabled bare]} {
1029        if {[lindex [file split $_gitdir] end] ne {.git}} {
1030                catch {wm withdraw .}
1031                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
1032                exit 1
1033        }
1034        if {[catch {cd [file dirname $_gitdir]} err]} {
1035                catch {wm withdraw .}
1036                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
1037                exit 1
1038        }
1039}
1040set _reponame [file split [file normalize $_gitdir]]
1041if {[lindex $_reponame end] eq {.git}} {
1042        set _reponame [lindex $_reponame end-1]
1043} else {
1044        set _reponame [lindex $_reponame end]
1045}
1046
1047######################################################################
1048##
1049## global init
1050
1051set current_diff_path {}
1052set current_diff_side {}
1053set diff_actions [list]
1054
1055set HEAD {}
1056set PARENT {}
1057set MERGE_HEAD [list]
1058set commit_type {}
1059set empty_tree {}
1060set current_branch {}
1061set is_detached 0
1062set current_diff_path {}
1063set is_3way_diff 0
1064set is_conflict_diff 0
1065set selected_commit_type new
1066
1067set nullid "0000000000000000000000000000000000000000"
1068set nullid2 "0000000000000000000000000000000000000001"
1069
1070######################################################################
1071##
1072## task management
1073
1074set rescan_active 0
1075set diff_active 0
1076set last_clicked {}
1077
1078set disable_on_lock [list]
1079set index_lock_type none
1080
1081proc lock_index {type} {
1082        global index_lock_type disable_on_lock
1083
1084        if {$index_lock_type eq {none}} {
1085                set index_lock_type $type
1086                foreach w $disable_on_lock {
1087                        uplevel #0 $w disabled
1088                }
1089                return 1
1090        } elseif {$index_lock_type eq "begin-$type"} {
1091                set index_lock_type $type
1092                return 1
1093        }
1094        return 0
1095}
1096
1097proc unlock_index {} {
1098        global index_lock_type disable_on_lock
1099
1100        set index_lock_type none
1101        foreach w $disable_on_lock {
1102                uplevel #0 $w normal
1103        }
1104}
1105
1106######################################################################
1107##
1108## status
1109
1110proc repository_state {ctvar hdvar mhvar} {
1111        global current_branch
1112        upvar $ctvar ct $hdvar hd $mhvar mh
1113
1114        set mh [list]
1115
1116        load_current_branch
1117        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1118                set hd {}
1119                set ct initial
1120                return
1121        }
1122
1123        set merge_head [gitdir MERGE_HEAD]
1124        if {[file exists $merge_head]} {
1125                set ct merge
1126                set fd_mh [open $merge_head r]
1127                while {[gets $fd_mh line] >= 0} {
1128                        lappend mh $line
1129                }
1130                close $fd_mh
1131                return
1132        }
1133
1134        set ct normal
1135}
1136
1137proc PARENT {} {
1138        global PARENT empty_tree
1139
1140        set p [lindex $PARENT 0]
1141        if {$p ne {}} {
1142                return $p
1143        }
1144        if {$empty_tree eq {}} {
1145                set empty_tree [git mktree << {}]
1146        }
1147        return $empty_tree
1148}
1149
1150proc force_amend {} {
1151        global selected_commit_type
1152        global HEAD PARENT MERGE_HEAD commit_type
1153
1154        repository_state newType newHEAD newMERGE_HEAD
1155        set HEAD $newHEAD
1156        set PARENT $newHEAD
1157        set MERGE_HEAD $newMERGE_HEAD
1158        set commit_type $newType
1159
1160        set selected_commit_type amend
1161        do_select_commit_type
1162}
1163
1164proc rescan {after {honor_trustmtime 1}} {
1165        global HEAD PARENT MERGE_HEAD commit_type
1166        global ui_index ui_workdir ui_comm
1167        global rescan_active file_states
1168        global repo_config
1169
1170        if {$rescan_active > 0 || ![lock_index read]} return
1171
1172        repository_state newType newHEAD newMERGE_HEAD
1173        if {[string match amend* $commit_type]
1174                && $newType eq {normal}
1175                && $newHEAD eq $HEAD} {
1176        } else {
1177                set HEAD $newHEAD
1178                set PARENT $newHEAD
1179                set MERGE_HEAD $newMERGE_HEAD
1180                set commit_type $newType
1181        }
1182
1183        array unset file_states
1184
1185        if {!$::GITGUI_BCK_exists &&
1186                (![$ui_comm edit modified]
1187                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1188                if {[string match amend* $commit_type]} {
1189                } elseif {[load_message GITGUI_MSG]} {
1190                } elseif {[run_prepare_commit_msg_hook]} {
1191                } elseif {[load_message MERGE_MSG]} {
1192                } elseif {[load_message SQUASH_MSG]} {
1193                }
1194                $ui_comm edit reset
1195                $ui_comm edit modified false
1196        }
1197
1198        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1199                rescan_stage2 {} $after
1200        } else {
1201                set rescan_active 1
1202                ui_status [mc "Refreshing file status..."]
1203                set fd_rf [git_read update-index \
1204                        -q \
1205                        --unmerged \
1206                        --ignore-missing \
1207                        --refresh \
1208                        ]
1209                fconfigure $fd_rf -blocking 0 -translation binary
1210                fileevent $fd_rf readable \
1211                        [list rescan_stage2 $fd_rf $after]
1212        }
1213}
1214
1215if {[is_Cygwin]} {
1216        set is_git_info_exclude {}
1217        proc have_info_exclude {} {
1218                global is_git_info_exclude
1219
1220                if {$is_git_info_exclude eq {}} {
1221                        if {[catch {exec test -f [gitdir info exclude]}]} {
1222                                set is_git_info_exclude 0
1223                        } else {
1224                                set is_git_info_exclude 1
1225                        }
1226                }
1227                return $is_git_info_exclude
1228        }
1229} else {
1230        proc have_info_exclude {} {
1231                return [file readable [gitdir info exclude]]
1232        }
1233}
1234
1235proc rescan_stage2 {fd after} {
1236        global rescan_active buf_rdi buf_rdf buf_rlo
1237
1238        if {$fd ne {}} {
1239                read $fd
1240                if {![eof $fd]} return
1241                close $fd
1242        }
1243
1244        set ls_others [list --exclude-per-directory=.gitignore]
1245        if {[have_info_exclude]} {
1246                lappend ls_others "--exclude-from=[gitdir info exclude]"
1247        }
1248        set user_exclude [get_config core.excludesfile]
1249        if {$user_exclude ne {} && [file readable $user_exclude]} {
1250                lappend ls_others "--exclude-from=$user_exclude"
1251        }
1252
1253        set buf_rdi {}
1254        set buf_rdf {}
1255        set buf_rlo {}
1256
1257        set rescan_active 3
1258        ui_status [mc "Scanning for modified files ..."]
1259        set fd_di [git_read diff-index --cached -z [PARENT]]
1260        set fd_df [git_read diff-files -z]
1261        set fd_lo [eval git_read ls-files --others -z $ls_others]
1262
1263        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1264        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1265        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1266        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1267        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1268        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1269}
1270
1271proc load_message {file} {
1272        global ui_comm
1273
1274        set f [gitdir $file]
1275        if {[file isfile $f]} {
1276                if {[catch {set fd [open $f r]}]} {
1277                        return 0
1278                }
1279                fconfigure $fd -eofchar {}
1280                set content [string trim [read $fd]]
1281                close $fd
1282                regsub -all -line {[ \r\t]+$} $content {} content
1283                $ui_comm delete 0.0 end
1284                $ui_comm insert end $content
1285                return 1
1286        }
1287        return 0
1288}
1289
1290proc run_prepare_commit_msg_hook {} {
1291        global pch_error
1292
1293        # prepare-commit-msg requires PREPARE_COMMIT_MSG exist.  From git-gui
1294        # it will be .git/MERGE_MSG (merge), .git/SQUASH_MSG (squash), or an
1295        # empty file but existant file.
1296
1297        set fd_pcm [open [gitdir PREPARE_COMMIT_MSG] a]
1298
1299        if {[file isfile [gitdir MERGE_MSG]]} {
1300                set pcm_source "merge"
1301                set fd_mm [open [gitdir MERGE_MSG] r]
1302                puts -nonewline $fd_pcm [read $fd_mm]
1303                close $fd_mm
1304        } elseif {[file isfile [gitdir SQUASH_MSG]]} {
1305                set pcm_source "squash"
1306                set fd_sm [open [gitdir SQUASH_MSG] r]
1307                puts -nonewline $fd_pcm [read $fd_sm]
1308                close $fd_sm
1309        } else {
1310                set pcm_source ""
1311        }
1312
1313        close $fd_pcm
1314
1315        set fd_ph [githook_read prepare-commit-msg \
1316                        [gitdir PREPARE_COMMIT_MSG] $pcm_source]
1317        if {$fd_ph eq {}} {
1318                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1319                return 0;
1320        }
1321
1322        ui_status [mc "Calling prepare-commit-msg hook..."]
1323        set pch_error {}
1324
1325        fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
1326        fileevent $fd_ph readable \
1327                [list prepare_commit_msg_hook_wait $fd_ph]
1328
1329        return 1;
1330}
1331
1332proc prepare_commit_msg_hook_wait {fd_ph} {
1333        global pch_error
1334
1335        append pch_error [read $fd_ph]
1336        fconfigure $fd_ph -blocking 1
1337        if {[eof $fd_ph]} {
1338                if {[catch {close $fd_ph}]} {
1339                        ui_status [mc "Commit declined by prepare-commit-msg hook."]
1340                        hook_failed_popup prepare-commit-msg $pch_error
1341                        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1342                        exit 1
1343                } else {
1344                        load_message PREPARE_COMMIT_MSG
1345                }
1346                set pch_error {}
1347                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1348                return
1349        }
1350        fconfigure $fd_ph -blocking 0
1351        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1352}
1353
1354proc read_diff_index {fd after} {
1355        global buf_rdi
1356
1357        append buf_rdi [read $fd]
1358        set c 0
1359        set n [string length $buf_rdi]
1360        while {$c < $n} {
1361                set z1 [string first "\0" $buf_rdi $c]
1362                if {$z1 == -1} break
1363                incr z1
1364                set z2 [string first "\0" $buf_rdi $z1]
1365                if {$z2 == -1} break
1366
1367                incr c
1368                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1369                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1370                merge_state \
1371                        [encoding convertfrom $p] \
1372                        [lindex $i 4]? \
1373                        [list [lindex $i 0] [lindex $i 2]] \
1374                        [list]
1375                set c $z2
1376                incr c
1377        }
1378        if {$c < $n} {
1379                set buf_rdi [string range $buf_rdi $c end]
1380        } else {
1381                set buf_rdi {}
1382        }
1383
1384        rescan_done $fd buf_rdi $after
1385}
1386
1387proc read_diff_files {fd after} {
1388        global buf_rdf
1389
1390        append buf_rdf [read $fd]
1391        set c 0
1392        set n [string length $buf_rdf]
1393        while {$c < $n} {
1394                set z1 [string first "\0" $buf_rdf $c]
1395                if {$z1 == -1} break
1396                incr z1
1397                set z2 [string first "\0" $buf_rdf $z1]
1398                if {$z2 == -1} break
1399
1400                incr c
1401                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1402                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1403                merge_state \
1404                        [encoding convertfrom $p] \
1405                        ?[lindex $i 4] \
1406                        [list] \
1407                        [list [lindex $i 0] [lindex $i 2]]
1408                set c $z2
1409                incr c
1410        }
1411        if {$c < $n} {
1412                set buf_rdf [string range $buf_rdf $c end]
1413        } else {
1414                set buf_rdf {}
1415        }
1416
1417        rescan_done $fd buf_rdf $after
1418}
1419
1420proc read_ls_others {fd after} {
1421        global buf_rlo
1422
1423        append buf_rlo [read $fd]
1424        set pck [split $buf_rlo "\0"]
1425        set buf_rlo [lindex $pck end]
1426        foreach p [lrange $pck 0 end-1] {
1427                set p [encoding convertfrom $p]
1428                if {[string index $p end] eq {/}} {
1429                        set p [string range $p 0 end-1]
1430                }
1431                merge_state $p ?O
1432        }
1433        rescan_done $fd buf_rlo $after
1434}
1435
1436proc rescan_done {fd buf after} {
1437        global rescan_active current_diff_path
1438        global file_states repo_config
1439        upvar $buf to_clear
1440
1441        if {![eof $fd]} return
1442        set to_clear {}
1443        close $fd
1444        if {[incr rescan_active -1] > 0} return
1445
1446        prune_selection
1447        unlock_index
1448        display_all_files
1449        if {$current_diff_path ne {}} reshow_diff
1450        if {$current_diff_path eq {}} select_first_diff
1451
1452        uplevel #0 $after
1453}
1454
1455proc prune_selection {} {
1456        global file_states selected_paths
1457
1458        foreach path [array names selected_paths] {
1459                if {[catch {set still_here $file_states($path)}]} {
1460                        unset selected_paths($path)
1461                }
1462        }
1463}
1464
1465######################################################################
1466##
1467## ui helpers
1468
1469proc mapicon {w state path} {
1470        global all_icons
1471
1472        if {[catch {set r $all_icons($state$w)}]} {
1473                puts "error: no icon for $w state={$state} $path"
1474                return file_plain
1475        }
1476        return $r
1477}
1478
1479proc mapdesc {state path} {
1480        global all_descs
1481
1482        if {[catch {set r $all_descs($state)}]} {
1483                puts "error: no desc for state={$state} $path"
1484                return $state
1485        }
1486        return $r
1487}
1488
1489proc ui_status {msg} {
1490        global main_status
1491        if {[info exists main_status]} {
1492                $main_status show $msg
1493        }
1494}
1495
1496proc ui_ready {{test {}}} {
1497        global main_status
1498        if {[info exists main_status]} {
1499                $main_status show [mc "Ready."] $test
1500        }
1501}
1502
1503proc escape_path {path} {
1504        regsub -all {\\} $path "\\\\" path
1505        regsub -all "\n" $path "\\n" path
1506        return $path
1507}
1508
1509proc short_path {path} {
1510        return [escape_path [lindex [file split $path] end]]
1511}
1512
1513set next_icon_id 0
1514set null_sha1 [string repeat 0 40]
1515
1516proc merge_state {path new_state {head_info {}} {index_info {}}} {
1517        global file_states next_icon_id null_sha1
1518
1519        set s0 [string index $new_state 0]
1520        set s1 [string index $new_state 1]
1521
1522        if {[catch {set info $file_states($path)}]} {
1523                set state __
1524                set icon n[incr next_icon_id]
1525        } else {
1526                set state [lindex $info 0]
1527                set icon [lindex $info 1]
1528                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1529                if {$index_info eq {}} {set index_info [lindex $info 3]}
1530        }
1531
1532        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1533        elseif {$s0 eq {_}} {set s0 _}
1534
1535        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1536        elseif {$s1 eq {_}} {set s1 _}
1537
1538        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1539                set head_info [list 0 $null_sha1]
1540        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1541                && $head_info eq {}} {
1542                set head_info $index_info
1543        }
1544
1545        set file_states($path) [list $s0$s1 $icon \
1546                $head_info $index_info \
1547                ]
1548        return $state
1549}
1550
1551proc display_file_helper {w path icon_name old_m new_m} {
1552        global file_lists
1553
1554        if {$new_m eq {_}} {
1555                set lno [lsearch -sorted -exact $file_lists($w) $path]
1556                if {$lno >= 0} {
1557                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1558                        incr lno
1559                        $w conf -state normal
1560                        $w delete $lno.0 [expr {$lno + 1}].0
1561                        $w conf -state disabled
1562                }
1563        } elseif {$old_m eq {_} && $new_m ne {_}} {
1564                lappend file_lists($w) $path
1565                set file_lists($w) [lsort -unique $file_lists($w)]
1566                set lno [lsearch -sorted -exact $file_lists($w) $path]
1567                incr lno
1568                $w conf -state normal
1569                $w image create $lno.0 \
1570                        -align center -padx 5 -pady 1 \
1571                        -name $icon_name \
1572                        -image [mapicon $w $new_m $path]
1573                $w insert $lno.1 "[escape_path $path]\n"
1574                $w conf -state disabled
1575        } elseif {$old_m ne $new_m} {
1576                $w conf -state normal
1577                $w image conf $icon_name -image [mapicon $w $new_m $path]
1578                $w conf -state disabled
1579        }
1580}
1581
1582proc display_file {path state} {
1583        global file_states selected_paths
1584        global ui_index ui_workdir
1585
1586        set old_m [merge_state $path $state]
1587        set s $file_states($path)
1588        set new_m [lindex $s 0]
1589        set icon_name [lindex $s 1]
1590
1591        set o [string index $old_m 0]
1592        set n [string index $new_m 0]
1593        if {$o eq {U}} {
1594                set o _
1595        }
1596        if {$n eq {U}} {
1597                set n _
1598        }
1599        display_file_helper     $ui_index $path $icon_name $o $n
1600
1601        if {[string index $old_m 0] eq {U}} {
1602                set o U
1603        } else {
1604                set o [string index $old_m 1]
1605        }
1606        if {[string index $new_m 0] eq {U}} {
1607                set n U
1608        } else {
1609                set n [string index $new_m 1]
1610        }
1611        display_file_helper     $ui_workdir $path $icon_name $o $n
1612
1613        if {$new_m eq {__}} {
1614                unset file_states($path)
1615                catch {unset selected_paths($path)}
1616        }
1617}
1618
1619proc display_all_files_helper {w path icon_name m} {
1620        global file_lists
1621
1622        lappend file_lists($w) $path
1623        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1624        $w image create end \
1625                -align center -padx 5 -pady 1 \
1626                -name $icon_name \
1627                -image [mapicon $w $m $path]
1628        $w insert end "[escape_path $path]\n"
1629}
1630
1631proc display_all_files {} {
1632        global ui_index ui_workdir
1633        global file_states file_lists
1634        global last_clicked
1635
1636        $ui_index conf -state normal
1637        $ui_workdir conf -state normal
1638
1639        $ui_index delete 0.0 end
1640        $ui_workdir delete 0.0 end
1641        set last_clicked {}
1642
1643        set file_lists($ui_index) [list]
1644        set file_lists($ui_workdir) [list]
1645
1646        foreach path [lsort [array names file_states]] {
1647                set s $file_states($path)
1648                set m [lindex $s 0]
1649                set icon_name [lindex $s 1]
1650
1651                set s [string index $m 0]
1652                if {$s ne {U} && $s ne {_}} {
1653                        display_all_files_helper $ui_index $path \
1654                                $icon_name $s
1655                }
1656
1657                if {[string index $m 0] eq {U}} {
1658                        set s U
1659                } else {
1660                        set s [string index $m 1]
1661                }
1662                if {$s ne {_}} {
1663                        display_all_files_helper $ui_workdir $path \
1664                                $icon_name $s
1665                }
1666        }
1667
1668        $ui_index conf -state disabled
1669        $ui_workdir conf -state disabled
1670}
1671
1672######################################################################
1673##
1674## icons
1675
1676set filemask {
1677#define mask_width 14
1678#define mask_height 15
1679static unsigned char mask_bits[] = {
1680   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1681   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1682   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1683}
1684
1685image create bitmap file_plain -background white -foreground black -data {
1686#define plain_width 14
1687#define plain_height 15
1688static unsigned char plain_bits[] = {
1689   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1690   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1691   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1692} -maskdata $filemask
1693
1694image create bitmap file_mod -background white -foreground blue -data {
1695#define mod_width 14
1696#define mod_height 15
1697static unsigned char mod_bits[] = {
1698   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1699   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1700   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1701} -maskdata $filemask
1702
1703image create bitmap file_fulltick -background white -foreground "#007000" -data {
1704#define file_fulltick_width 14
1705#define file_fulltick_height 15
1706static unsigned char file_fulltick_bits[] = {
1707   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1708   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1709   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1710} -maskdata $filemask
1711
1712image create bitmap file_parttick -background white -foreground "#005050" -data {
1713#define parttick_width 14
1714#define parttick_height 15
1715static unsigned char parttick_bits[] = {
1716   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1717   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1718   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1719} -maskdata $filemask
1720
1721image create bitmap file_question -background white -foreground black -data {
1722#define file_question_width 14
1723#define file_question_height 15
1724static unsigned char file_question_bits[] = {
1725   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1726   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1727   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1728} -maskdata $filemask
1729
1730image create bitmap file_removed -background white -foreground red -data {
1731#define file_removed_width 14
1732#define file_removed_height 15
1733static unsigned char file_removed_bits[] = {
1734   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1735   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1736   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1737} -maskdata $filemask
1738
1739image create bitmap file_merge -background white -foreground blue -data {
1740#define file_merge_width 14
1741#define file_merge_height 15
1742static unsigned char file_merge_bits[] = {
1743   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1744   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1745   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1746} -maskdata $filemask
1747
1748image create bitmap file_statechange -background white -foreground green -data {
1749#define file_merge_width 14
1750#define file_merge_height 15
1751static unsigned char file_statechange_bits[] = {
1752   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1753   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1754   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1755} -maskdata $filemask
1756
1757set ui_index .vpane.files.index.list
1758set ui_workdir .vpane.files.workdir.list
1759
1760set all_icons(_$ui_index)   file_plain
1761set all_icons(A$ui_index)   file_fulltick
1762set all_icons(M$ui_index)   file_fulltick
1763set all_icons(D$ui_index)   file_removed
1764set all_icons(U$ui_index)   file_merge
1765set all_icons(T$ui_index)   file_statechange
1766
1767set all_icons(_$ui_workdir) file_plain
1768set all_icons(M$ui_workdir) file_mod
1769set all_icons(D$ui_workdir) file_question
1770set all_icons(U$ui_workdir) file_merge
1771set all_icons(O$ui_workdir) file_plain
1772set all_icons(T$ui_workdir) file_statechange
1773
1774set max_status_desc 0
1775foreach i {
1776                {__ {mc "Unmodified"}}
1777
1778                {_M {mc "Modified, not staged"}}
1779                {M_ {mc "Staged for commit"}}
1780                {MM {mc "Portions staged for commit"}}
1781                {MD {mc "Staged for commit, missing"}}
1782
1783                {_T {mc "File type changed, not staged"}}
1784                {T_ {mc "File type changed, staged"}}
1785
1786                {_O {mc "Untracked, not staged"}}
1787                {A_ {mc "Staged for commit"}}
1788                {AM {mc "Portions staged for commit"}}
1789                {AD {mc "Staged for commit, missing"}}
1790
1791                {_D {mc "Missing"}}
1792                {D_ {mc "Staged for removal"}}
1793                {DO {mc "Staged for removal, still present"}}
1794
1795                {_U {mc "Requires merge resolution"}}
1796                {U_ {mc "Requires merge resolution"}}
1797                {UU {mc "Requires merge resolution"}}
1798                {UM {mc "Requires merge resolution"}}
1799                {UD {mc "Requires merge resolution"}}
1800                {UT {mc "Requires merge resolution"}}
1801        } {
1802        set text [eval [lindex $i 1]]
1803        if {$max_status_desc < [string length $text]} {
1804                set max_status_desc [string length $text]
1805        }
1806        set all_descs([lindex $i 0]) $text
1807}
1808unset i
1809
1810######################################################################
1811##
1812## util
1813
1814proc scrollbar2many {list mode args} {
1815        foreach w $list {eval $w $mode $args}
1816}
1817
1818proc many2scrollbar {list mode sb top bottom} {
1819        $sb set $top $bottom
1820        foreach w $list {$w $mode moveto $top}
1821}
1822
1823proc incr_font_size {font {amt 1}} {
1824        set sz [font configure $font -size]
1825        incr sz $amt
1826        font configure $font -size $sz
1827        font configure ${font}bold -size $sz
1828        font configure ${font}italic -size $sz
1829}
1830
1831######################################################################
1832##
1833## ui commands
1834
1835set starting_gitk_msg [mc "Starting gitk... please wait..."]
1836
1837proc do_gitk {revs} {
1838        # -- Always start gitk through whatever we were loaded with.  This
1839        #    lets us bypass using shell process on Windows systems.
1840        #
1841        set exe [_which gitk -script]
1842        set cmd [list [info nameofexecutable] $exe]
1843        if {$exe eq {}} {
1844                error_popup [mc "Couldn't find gitk in PATH"]
1845        } else {
1846                global env
1847
1848                if {[info exists env(GIT_DIR)]} {
1849                        set old_GIT_DIR $env(GIT_DIR)
1850                } else {
1851                        set old_GIT_DIR {}
1852                }
1853
1854                set pwd [pwd]
1855                cd [file dirname [gitdir]]
1856                set env(GIT_DIR) [file tail [gitdir]]
1857
1858                eval exec $cmd $revs &
1859
1860                if {$old_GIT_DIR eq {}} {
1861                        unset env(GIT_DIR)
1862                } else {
1863                        set env(GIT_DIR) $old_GIT_DIR
1864                }
1865                cd $pwd
1866
1867                ui_status $::starting_gitk_msg
1868                after 10000 {
1869                        ui_ready $starting_gitk_msg
1870                }
1871        }
1872}
1873
1874proc do_explore {} {
1875        set explorer {}
1876        if {[is_Cygwin] || [is_Windows]} {
1877                set explorer "explorer.exe"
1878        } elseif {[is_MacOSX]} {
1879                set explorer "open"
1880        } else {
1881                # freedesktop.org-conforming system is our best shot
1882                set explorer "xdg-open"
1883        }
1884        eval exec $explorer [file dirname [gitdir]] &
1885}
1886
1887set is_quitting 0
1888set ret_code    1
1889
1890proc terminate_me {win} {
1891        global ret_code
1892        if {$win ne {.}} return
1893        exit $ret_code
1894}
1895
1896proc do_quit {{rc {1}}} {
1897        global ui_comm is_quitting repo_config commit_type
1898        global GITGUI_BCK_exists GITGUI_BCK_i
1899        global ui_comm_spell
1900        global ret_code
1901
1902        if {$is_quitting} return
1903        set is_quitting 1
1904
1905        if {[winfo exists $ui_comm]} {
1906                # -- Stash our current commit buffer.
1907                #
1908                set save [gitdir GITGUI_MSG]
1909                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1910                        file rename -force [gitdir GITGUI_BCK] $save
1911                        set GITGUI_BCK_exists 0
1912                } else {
1913                        set msg [string trim [$ui_comm get 0.0 end]]
1914                        regsub -all -line {[ \r\t]+$} $msg {} msg
1915                        if {(![string match amend* $commit_type]
1916                                || [$ui_comm edit modified])
1917                                && $msg ne {}} {
1918                                catch {
1919                                        set fd [open $save w]
1920                                        puts -nonewline $fd $msg
1921                                        close $fd
1922                                }
1923                        } else {
1924                                catch {file delete $save}
1925                        }
1926                }
1927
1928                # -- Cancel our spellchecker if its running.
1929                #
1930                if {[info exists ui_comm_spell]} {
1931                        $ui_comm_spell stop
1932                }
1933
1934                # -- Remove our editor backup, its not needed.
1935                #
1936                after cancel $GITGUI_BCK_i
1937                if {$GITGUI_BCK_exists} {
1938                        catch {file delete [gitdir GITGUI_BCK]}
1939                }
1940
1941                # -- Stash our current window geometry into this repository.
1942                #
1943                set cfg_geometry [list]
1944                lappend cfg_geometry [wm geometry .]
1945                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
1946                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
1947                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1948                        set rc_geometry {}
1949                }
1950                if {$cfg_geometry ne $rc_geometry} {
1951                        catch {git config gui.geometry $cfg_geometry}
1952                }
1953        }
1954
1955        set ret_code $rc
1956        destroy .
1957}
1958
1959proc do_rescan {} {
1960        rescan ui_ready
1961}
1962
1963proc ui_do_rescan {} {
1964        rescan {force_first_diff; ui_ready}
1965}
1966
1967proc do_commit {} {
1968        commit_tree
1969}
1970
1971proc next_diff {} {
1972        global next_diff_p next_diff_w next_diff_i
1973        show_diff $next_diff_p $next_diff_w {}
1974}
1975
1976proc find_anchor_pos {lst name} {
1977        set lid [lsearch -sorted -exact $lst $name]
1978
1979        if {$lid == -1} {
1980                set lid 0
1981                foreach lname $lst {
1982                        if {$lname >= $name} break
1983                        incr lid
1984                }
1985        }
1986
1987        return $lid
1988}
1989
1990proc find_file_from {flist idx delta path mmask} {
1991        global file_states
1992
1993        set len [llength $flist]
1994        while {$idx >= 0 && $idx < $len} {
1995                set name [lindex $flist $idx]
1996
1997                if {$name ne $path && [info exists file_states($name)]} {
1998                        set state [lindex $file_states($name) 0]
1999
2000                        if {$mmask eq {} || [regexp $mmask $state]} {
2001                                return $idx
2002                        }
2003                }
2004
2005                incr idx $delta
2006        }
2007
2008        return {}
2009}
2010
2011proc find_next_diff {w path {lno {}} {mmask {}}} {
2012        global next_diff_p next_diff_w next_diff_i
2013        global file_lists ui_index ui_workdir
2014
2015        set flist $file_lists($w)
2016        if {$lno eq {}} {
2017                set lno [find_anchor_pos $flist $path]
2018        } else {
2019                incr lno -1
2020        }
2021
2022        if {$mmask ne {} && ![regexp {(^\^)|(\$$)} $mmask]} {
2023                if {$w eq $ui_index} {
2024                        set mmask "^$mmask"
2025                } else {
2026                        set mmask "$mmask\$"
2027                }
2028        }
2029
2030        set idx [find_file_from $flist $lno 1 $path $mmask]
2031        if {$idx eq {}} {
2032                incr lno -1
2033                set idx [find_file_from $flist $lno -1 $path $mmask]
2034        }
2035
2036        if {$idx ne {}} {
2037                set next_diff_w $w
2038                set next_diff_p [lindex $flist $idx]
2039                set next_diff_i [expr {$idx+1}]
2040                return 1
2041        } else {
2042                return 0
2043        }
2044}
2045
2046proc next_diff_after_action {w path {lno {}} {mmask {}}} {
2047        global current_diff_path
2048
2049        if {$path ne $current_diff_path} {
2050                return {}
2051        } elseif {[find_next_diff $w $path $lno $mmask]} {
2052                return {next_diff;}
2053        } else {
2054                return {reshow_diff;}
2055        }
2056}
2057
2058proc select_first_diff {} {
2059        global ui_workdir
2060
2061        if {[find_next_diff $ui_workdir {} 1 {^_?U}] ||
2062            [find_next_diff $ui_workdir {} 1 {[^O]$}]} {
2063                next_diff
2064        }
2065}
2066
2067proc force_first_diff {} {
2068        global current_diff_path
2069
2070        if {[info exists file_states($current_diff_path)]} {
2071                set state [lindex $file_states($current_diff_path) 0]
2072
2073                if {[string index $state 1] ne {O}} return
2074        }
2075
2076        select_first_diff
2077}
2078
2079proc toggle_or_diff {w x y} {
2080        global file_states file_lists current_diff_path ui_index ui_workdir
2081        global last_clicked selected_paths
2082
2083        set pos [split [$w index @$x,$y] .]
2084        set lno [lindex $pos 0]
2085        set col [lindex $pos 1]
2086        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2087        if {$path eq {}} {
2088                set last_clicked {}
2089                return
2090        }
2091
2092        set last_clicked [list $w $lno]
2093        array unset selected_paths
2094        $ui_index tag remove in_sel 0.0 end
2095        $ui_workdir tag remove in_sel 0.0 end
2096
2097        # Determine the state of the file
2098        if {[info exists file_states($path)]} {
2099                set state [lindex $file_states($path) 0]
2100        } else {
2101                set state {__}
2102        }
2103
2104        # Restage the file, or simply show the diff
2105        if {$col == 0 && $y > 1} {
2106                # Conflicts need special handling
2107                if {[string first {U} $state] >= 0} {
2108                        # $w must always be $ui_workdir, but...
2109                        if {$w ne $ui_workdir} { set lno {} }
2110                        merge_stage_workdir $path $lno
2111                        return
2112                }
2113
2114                if {[string index $state 1] eq {O}} {
2115                        set mmask {}
2116                } else {
2117                        set mmask {[^O]}
2118                }
2119
2120                set after [next_diff_after_action $w $path $lno $mmask]
2121
2122                if {$w eq $ui_index} {
2123                        update_indexinfo \
2124                                "Unstaging [short_path $path] from commit" \
2125                                [list $path] \
2126                                [concat $after [list ui_ready]]
2127                } elseif {$w eq $ui_workdir} {
2128                        update_index \
2129                                "Adding [short_path $path]" \
2130                                [list $path] \
2131                                [concat $after [list ui_ready]]
2132                }
2133        } else {
2134                show_diff $path $w $lno
2135        }
2136}
2137
2138proc add_one_to_selection {w x y} {
2139        global file_lists last_clicked selected_paths
2140
2141        set lno [lindex [split [$w index @$x,$y] .] 0]
2142        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2143        if {$path eq {}} {
2144                set last_clicked {}
2145                return
2146        }
2147
2148        if {$last_clicked ne {}
2149                && [lindex $last_clicked 0] ne $w} {
2150                array unset selected_paths
2151                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2152        }
2153
2154        set last_clicked [list $w $lno]
2155        if {[catch {set in_sel $selected_paths($path)}]} {
2156                set in_sel 0
2157        }
2158        if {$in_sel} {
2159                unset selected_paths($path)
2160                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2161        } else {
2162                set selected_paths($path) 1
2163                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2164        }
2165}
2166
2167proc add_range_to_selection {w x y} {
2168        global file_lists last_clicked selected_paths
2169
2170        if {[lindex $last_clicked 0] ne $w} {
2171                toggle_or_diff $w $x $y
2172                return
2173        }
2174
2175        set lno [lindex [split [$w index @$x,$y] .] 0]
2176        set lc [lindex $last_clicked 1]
2177        if {$lc < $lno} {
2178                set begin $lc
2179                set end $lno
2180        } else {
2181                set begin $lno
2182                set end $lc
2183        }
2184
2185        foreach path [lrange $file_lists($w) \
2186                [expr {$begin - 1}] \
2187                [expr {$end - 1}]] {
2188                set selected_paths($path) 1
2189        }
2190        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2191}
2192
2193proc show_more_context {} {
2194        global repo_config
2195        if {$repo_config(gui.diffcontext) < 99} {
2196                incr repo_config(gui.diffcontext)
2197                reshow_diff
2198        }
2199}
2200
2201proc show_less_context {} {
2202        global repo_config
2203        if {$repo_config(gui.diffcontext) > 1} {
2204                incr repo_config(gui.diffcontext) -1
2205                reshow_diff
2206        }
2207}
2208
2209######################################################################
2210##
2211## ui construction
2212
2213load_config 0
2214apply_config
2215set ui_comm {}
2216
2217# -- Menu Bar
2218#
2219menu .mbar -tearoff 0
2220.mbar add cascade -label [mc Repository] -menu .mbar.repository
2221.mbar add cascade -label [mc Edit] -menu .mbar.edit
2222if {[is_enabled branch]} {
2223        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2224}
2225if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2226        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2227}
2228if {[is_enabled transport]} {
2229        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2230        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2231}
2232. configure -menu .mbar
2233
2234# -- Repository Menu
2235#
2236menu .mbar.repository
2237
2238.mbar.repository add command \
2239        -label [mc "Explore Working Copy"] \
2240        -command {do_explore}
2241.mbar.repository add separator
2242
2243.mbar.repository add command \
2244        -label [mc "Browse Current Branch's Files"] \
2245        -command {browser::new $current_branch}
2246set ui_browse_current [.mbar.repository index last]
2247.mbar.repository add command \
2248        -label [mc "Browse Branch Files..."] \
2249        -command browser_open::dialog
2250.mbar.repository add separator
2251
2252.mbar.repository add command \
2253        -label [mc "Visualize Current Branch's History"] \
2254        -command {do_gitk $current_branch}
2255set ui_visualize_current [.mbar.repository index last]
2256.mbar.repository add command \
2257        -label [mc "Visualize All Branch History"] \
2258        -command {do_gitk --all}
2259.mbar.repository add separator
2260
2261proc current_branch_write {args} {
2262        global current_branch
2263        .mbar.repository entryconf $::ui_browse_current \
2264                -label [mc "Browse %s's Files" $current_branch]
2265        .mbar.repository entryconf $::ui_visualize_current \
2266                -label [mc "Visualize %s's History" $current_branch]
2267}
2268trace add variable current_branch write current_branch_write
2269
2270if {[is_enabled multicommit]} {
2271        .mbar.repository add command -label [mc "Database Statistics"] \
2272                -command do_stats
2273
2274        .mbar.repository add command -label [mc "Compress Database"] \
2275                -command do_gc
2276
2277        .mbar.repository add command -label [mc "Verify Database"] \
2278                -command do_fsck_objects
2279
2280        .mbar.repository add separator
2281
2282        if {[is_Cygwin]} {
2283                .mbar.repository add command \
2284                        -label [mc "Create Desktop Icon"] \
2285                        -command do_cygwin_shortcut
2286        } elseif {[is_Windows]} {
2287                .mbar.repository add command \
2288                        -label [mc "Create Desktop Icon"] \
2289                        -command do_windows_shortcut
2290        } elseif {[is_MacOSX]} {
2291                .mbar.repository add command \
2292                        -label [mc "Create Desktop Icon"] \
2293                        -command do_macosx_app
2294        }
2295}
2296
2297if {[is_MacOSX]} {
2298        proc ::tk::mac::Quit {args} { do_quit }
2299} else {
2300        .mbar.repository add command -label [mc Quit] \
2301                -command do_quit \
2302                -accelerator $M1T-Q
2303}
2304
2305# -- Edit Menu
2306#
2307menu .mbar.edit
2308.mbar.edit add command -label [mc Undo] \
2309        -command {catch {[focus] edit undo}} \
2310        -accelerator $M1T-Z
2311.mbar.edit add command -label [mc Redo] \
2312        -command {catch {[focus] edit redo}} \
2313        -accelerator $M1T-Y
2314.mbar.edit add separator
2315.mbar.edit add command -label [mc Cut] \
2316        -command {catch {tk_textCut [focus]}} \
2317        -accelerator $M1T-X
2318.mbar.edit add command -label [mc Copy] \
2319        -command {catch {tk_textCopy [focus]}} \
2320        -accelerator $M1T-C
2321.mbar.edit add command -label [mc Paste] \
2322        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2323        -accelerator $M1T-V
2324.mbar.edit add command -label [mc Delete] \
2325        -command {catch {[focus] delete sel.first sel.last}} \
2326        -accelerator Del
2327.mbar.edit add separator
2328.mbar.edit add command -label [mc "Select All"] \
2329        -command {catch {[focus] tag add sel 0.0 end}} \
2330        -accelerator $M1T-A
2331
2332# -- Branch Menu
2333#
2334if {[is_enabled branch]} {
2335        menu .mbar.branch
2336
2337        .mbar.branch add command -label [mc "Create..."] \
2338                -command branch_create::dialog \
2339                -accelerator $M1T-N
2340        lappend disable_on_lock [list .mbar.branch entryconf \
2341                [.mbar.branch index last] -state]
2342
2343        .mbar.branch add command -label [mc "Checkout..."] \
2344                -command branch_checkout::dialog \
2345                -accelerator $M1T-O
2346        lappend disable_on_lock [list .mbar.branch entryconf \
2347                [.mbar.branch index last] -state]
2348
2349        .mbar.branch add command -label [mc "Rename..."] \
2350                -command branch_rename::dialog
2351        lappend disable_on_lock [list .mbar.branch entryconf \
2352                [.mbar.branch index last] -state]
2353
2354        .mbar.branch add command -label [mc "Delete..."] \
2355                -command branch_delete::dialog
2356        lappend disable_on_lock [list .mbar.branch entryconf \
2357                [.mbar.branch index last] -state]
2358
2359        .mbar.branch add command -label [mc "Reset..."] \
2360                -command merge::reset_hard
2361        lappend disable_on_lock [list .mbar.branch entryconf \
2362                [.mbar.branch index last] -state]
2363}
2364
2365# -- Commit Menu
2366#
2367proc commit_btn_caption {} {
2368        if {[is_enabled nocommit]} {
2369                return [mc "Done"]
2370        } else {
2371                return [mc Commit@@verb]
2372        }
2373}
2374
2375if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2376        menu .mbar.commit
2377
2378        if {![is_enabled nocommit]} {
2379                .mbar.commit add radiobutton \
2380                        -label [mc "New Commit"] \
2381                        -command do_select_commit_type \
2382                        -variable selected_commit_type \
2383                        -value new
2384                lappend disable_on_lock \
2385                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2386
2387                .mbar.commit add radiobutton \
2388                        -label [mc "Amend Last Commit"] \
2389                        -command do_select_commit_type \
2390                        -variable selected_commit_type \
2391                        -value amend
2392                lappend disable_on_lock \
2393                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2394
2395                .mbar.commit add separator
2396        }
2397
2398        .mbar.commit add command -label [mc Rescan] \
2399                -command ui_do_rescan \
2400                -accelerator F5
2401        lappend disable_on_lock \
2402                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2403
2404        .mbar.commit add command -label [mc "Stage To Commit"] \
2405                -command do_add_selection \
2406                -accelerator $M1T-T
2407        lappend disable_on_lock \
2408                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2409
2410        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2411                -command do_add_all \
2412                -accelerator $M1T-I
2413        lappend disable_on_lock \
2414                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2415
2416        .mbar.commit add command -label [mc "Unstage From Commit"] \
2417                -command do_unstage_selection
2418        lappend disable_on_lock \
2419                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2420
2421        .mbar.commit add command -label [mc "Revert Changes"] \
2422                -command do_revert_selection
2423        lappend disable_on_lock \
2424                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2425
2426        .mbar.commit add separator
2427
2428        .mbar.commit add command -label [mc "Show Less Context"] \
2429                -command show_less_context \
2430                -accelerator $M1T-\-
2431
2432        .mbar.commit add command -label [mc "Show More Context"] \
2433                -command show_more_context \
2434                -accelerator $M1T-=
2435
2436        .mbar.commit add separator
2437
2438        if {![is_enabled nocommitmsg]} {
2439                .mbar.commit add command -label [mc "Sign Off"] \
2440                        -command do_signoff \
2441                        -accelerator $M1T-S
2442        }
2443
2444        .mbar.commit add command -label [commit_btn_caption] \
2445                -command do_commit \
2446                -accelerator $M1T-Return
2447        lappend disable_on_lock \
2448                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2449}
2450
2451# -- Merge Menu
2452#
2453if {[is_enabled branch]} {
2454        menu .mbar.merge
2455        .mbar.merge add command -label [mc "Local Merge..."] \
2456                -command merge::dialog \
2457                -accelerator $M1T-M
2458        lappend disable_on_lock \
2459                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2460        .mbar.merge add command -label [mc "Abort Merge..."] \
2461                -command merge::reset_hard
2462        lappend disable_on_lock \
2463                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2464}
2465
2466# -- Transport Menu
2467#
2468if {[is_enabled transport]} {
2469        menu .mbar.remote
2470
2471        .mbar.remote add command \
2472                -label [mc "Add..."] \
2473                -command remote_add::dialog \
2474                -accelerator $M1T-A
2475        .mbar.remote add command \
2476                -label [mc "Push..."] \
2477                -command do_push_anywhere \
2478                -accelerator $M1T-P
2479        .mbar.remote add command \
2480                -label [mc "Delete Branch..."] \
2481                -command remote_branch_delete::dialog
2482}
2483
2484if {[is_MacOSX]} {
2485        # -- Apple Menu (Mac OS X only)
2486        #
2487        .mbar add cascade -label Apple -menu .mbar.apple
2488        menu .mbar.apple
2489
2490        .mbar.apple add command -label [mc "About %s" [appname]] \
2491                -command do_about
2492        .mbar.apple add separator
2493        .mbar.apple add command \
2494                -label [mc "Preferences..."] \
2495                -command do_options \
2496                -accelerator $M1T-,
2497        bind . <$M1B-,> do_options
2498} else {
2499        # -- Edit Menu
2500        #
2501        .mbar.edit add separator
2502        .mbar.edit add command -label [mc "Options..."] \
2503                -command do_options
2504}
2505
2506# -- Help Menu
2507#
2508.mbar add cascade -label [mc Help] -menu .mbar.help
2509menu .mbar.help
2510
2511if {![is_MacOSX]} {
2512        .mbar.help add command -label [mc "About %s" [appname]] \
2513                -command do_about
2514}
2515
2516
2517set doc_path [file dirname [gitexec]]
2518set doc_path [file join $doc_path Documentation index.html]
2519
2520if {[is_Cygwin]} {
2521        set doc_path [exec cygpath --mixed $doc_path]
2522}
2523
2524if {[file isfile $doc_path]} {
2525        set doc_url "file:$doc_path"
2526} else {
2527        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2528}
2529
2530proc start_browser {url} {
2531        git "web--browse" $url
2532}
2533
2534.mbar.help add command -label [mc "Online Documentation"] \
2535        -command [list start_browser $doc_url]
2536unset doc_path doc_url
2537
2538# -- Standard bindings
2539#
2540wm protocol . WM_DELETE_WINDOW do_quit
2541bind all <$M1B-Key-q> do_quit
2542bind all <$M1B-Key-Q> do_quit
2543bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2544bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2545
2546set subcommand_args {}
2547proc usage {} {
2548        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2549        exit 1
2550}
2551
2552# -- Not a normal commit type invocation?  Do that instead!
2553#
2554switch -- $subcommand {
2555browser -
2556blame {
2557        if {$subcommand eq "blame"} {
2558                set subcommand_args {[--line=<num>] rev? path}
2559        } else {
2560                set subcommand_args {rev? path}
2561        }
2562        if {$argv eq {}} usage
2563        set head {}
2564        set path {}
2565        set jump_spec {}
2566        set is_path 0
2567        foreach a $argv {
2568                if {$is_path || [file exists $_prefix$a]} {
2569                        if {$path ne {}} usage
2570                        set path $_prefix$a
2571                        break
2572                } elseif {$a eq {--}} {
2573                        if {$path ne {}} {
2574                                if {$head ne {}} usage
2575                                set head $path
2576                                set path {}
2577                        }
2578                        set is_path 1
2579                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2580                        if {$jump_spec ne {} || $head ne {}} usage
2581                        set jump_spec [list $lnum]
2582                } elseif {$head eq {}} {
2583                        if {$head ne {}} usage
2584                        set head $a
2585                        set is_path 1
2586                } else {
2587                        usage
2588                }
2589        }
2590        unset is_path
2591
2592        if {$head ne {} && $path eq {}} {
2593                set path $_prefix$head
2594                set head {}
2595        }
2596
2597        if {$head eq {}} {
2598                load_current_branch
2599        } else {
2600                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2601                        if {[catch {
2602                                        set head [git rev-parse --verify $head]
2603                                } err]} {
2604                                puts stderr $err
2605                                exit 1
2606                        }
2607                }
2608                set current_branch $head
2609        }
2610
2611        switch -- $subcommand {
2612        browser {
2613                if {$jump_spec ne {}} usage
2614                if {$head eq {}} {
2615                        if {$path ne {} && [file isdirectory $path]} {
2616                                set head $current_branch
2617                        } else {
2618                                set head $path
2619                                set path {}
2620                        }
2621                }
2622                browser::new $head $path
2623        }
2624        blame   {
2625                if {$head eq {} && ![file exists $path]} {
2626                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2627                        exit 1
2628                }
2629                blame::new $head $path $jump_spec
2630        }
2631        }
2632        return
2633}
2634citool -
2635gui {
2636        if {[llength $argv] != 0} {
2637                puts -nonewline stderr "usage: $argv0"
2638                if {$subcommand ne {gui}
2639                        && [file tail $argv0] ne "git-$subcommand"} {
2640                        puts -nonewline stderr " $subcommand"
2641                }
2642                puts stderr {}
2643                exit 1
2644        }
2645        # fall through to setup UI for commits
2646}
2647default {
2648        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2649        exit 1
2650}
2651}
2652
2653# -- Branch Control
2654#
2655frame .branch \
2656        -borderwidth 1 \
2657        -relief sunken
2658label .branch.l1 \
2659        -text [mc "Current Branch:"] \
2660        -anchor w \
2661        -justify left
2662label .branch.cb \
2663        -textvariable current_branch \
2664        -anchor w \
2665        -justify left
2666pack .branch.l1 -side left
2667pack .branch.cb -side left -fill x
2668pack .branch -side top -fill x
2669
2670# -- Main Window Layout
2671#
2672panedwindow .vpane -orient horizontal
2673panedwindow .vpane.files -orient vertical
2674.vpane add .vpane.files -sticky nsew -height 100 -width 200
2675pack .vpane -anchor n -side top -fill both -expand 1
2676
2677# -- Index File List
2678#
2679frame .vpane.files.index -height 100 -width 200
2680label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2681        -background lightgreen -foreground black
2682text $ui_index -background white -foreground black \
2683        -borderwidth 0 \
2684        -width 20 -height 10 \
2685        -wrap none \
2686        -cursor $cursor_ptr \
2687        -xscrollcommand {.vpane.files.index.sx set} \
2688        -yscrollcommand {.vpane.files.index.sy set} \
2689        -state disabled
2690scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2691scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2692pack .vpane.files.index.title -side top -fill x
2693pack .vpane.files.index.sx -side bottom -fill x
2694pack .vpane.files.index.sy -side right -fill y
2695pack $ui_index -side left -fill both -expand 1
2696
2697# -- Working Directory File List
2698#
2699frame .vpane.files.workdir -height 100 -width 200
2700label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2701        -background lightsalmon -foreground black
2702text $ui_workdir -background white -foreground black \
2703        -borderwidth 0 \
2704        -width 20 -height 10 \
2705        -wrap none \
2706        -cursor $cursor_ptr \
2707        -xscrollcommand {.vpane.files.workdir.sx set} \
2708        -yscrollcommand {.vpane.files.workdir.sy set} \
2709        -state disabled
2710scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2711scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2712pack .vpane.files.workdir.title -side top -fill x
2713pack .vpane.files.workdir.sx -side bottom -fill x
2714pack .vpane.files.workdir.sy -side right -fill y
2715pack $ui_workdir -side left -fill both -expand 1
2716
2717.vpane.files add .vpane.files.workdir -sticky nsew
2718.vpane.files add .vpane.files.index -sticky nsew
2719
2720foreach i [list $ui_index $ui_workdir] {
2721        rmsel_tag $i
2722        $i tag conf in_diff -background [$i tag cget in_sel -background]
2723}
2724unset i
2725
2726# -- Diff and Commit Area
2727#
2728frame .vpane.lower -height 300 -width 400
2729frame .vpane.lower.commarea
2730frame .vpane.lower.diff -relief sunken -borderwidth 1
2731pack .vpane.lower.diff -fill both -expand 1
2732pack .vpane.lower.commarea -side bottom -fill x
2733.vpane add .vpane.lower -sticky nsew
2734
2735# -- Commit Area Buttons
2736#
2737frame .vpane.lower.commarea.buttons
2738label .vpane.lower.commarea.buttons.l -text {} \
2739        -anchor w \
2740        -justify left
2741pack .vpane.lower.commarea.buttons.l -side top -fill x
2742pack .vpane.lower.commarea.buttons -side left -fill y
2743
2744button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2745        -command ui_do_rescan
2746pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2747lappend disable_on_lock \
2748        {.vpane.lower.commarea.buttons.rescan conf -state}
2749
2750button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2751        -command do_add_all
2752pack .vpane.lower.commarea.buttons.incall -side top -fill x
2753lappend disable_on_lock \
2754        {.vpane.lower.commarea.buttons.incall conf -state}
2755
2756if {![is_enabled nocommitmsg]} {
2757        button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2758                -command do_signoff
2759        pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2760}
2761
2762button .vpane.lower.commarea.buttons.commit -text [commit_btn_caption] \
2763        -command do_commit
2764pack .vpane.lower.commarea.buttons.commit -side top -fill x
2765lappend disable_on_lock \
2766        {.vpane.lower.commarea.buttons.commit conf -state}
2767
2768if {![is_enabled nocommit]} {
2769        button .vpane.lower.commarea.buttons.push -text [mc Push] \
2770                -command do_push_anywhere
2771        pack .vpane.lower.commarea.buttons.push -side top -fill x
2772}
2773
2774# -- Commit Message Buffer
2775#
2776frame .vpane.lower.commarea.buffer
2777frame .vpane.lower.commarea.buffer.header
2778set ui_comm .vpane.lower.commarea.buffer.t
2779set ui_coml .vpane.lower.commarea.buffer.header.l
2780
2781if {![is_enabled nocommit]} {
2782        radiobutton .vpane.lower.commarea.buffer.header.new \
2783                -text [mc "New Commit"] \
2784                -command do_select_commit_type \
2785                -variable selected_commit_type \
2786                -value new
2787        lappend disable_on_lock \
2788                [list .vpane.lower.commarea.buffer.header.new conf -state]
2789        radiobutton .vpane.lower.commarea.buffer.header.amend \
2790                -text [mc "Amend Last Commit"] \
2791                -command do_select_commit_type \
2792                -variable selected_commit_type \
2793                -value amend
2794        lappend disable_on_lock \
2795                [list .vpane.lower.commarea.buffer.header.amend conf -state]
2796}
2797
2798label $ui_coml \
2799        -anchor w \
2800        -justify left
2801proc trace_commit_type {varname args} {
2802        global ui_coml commit_type
2803        switch -glob -- $commit_type {
2804        initial       {set txt [mc "Initial Commit Message:"]}
2805        amend         {set txt [mc "Amended Commit Message:"]}
2806        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2807        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2808        merge         {set txt [mc "Merge Commit Message:"]}
2809        *             {set txt [mc "Commit Message:"]}
2810        }
2811        $ui_coml conf -text $txt
2812}
2813trace add variable commit_type write trace_commit_type
2814pack $ui_coml -side left -fill x
2815
2816if {![is_enabled nocommit]} {
2817        pack .vpane.lower.commarea.buffer.header.amend -side right
2818        pack .vpane.lower.commarea.buffer.header.new -side right
2819}
2820
2821text $ui_comm -background white -foreground black \
2822        -borderwidth 1 \
2823        -undo true \
2824        -maxundo 20 \
2825        -autoseparators true \
2826        -relief sunken \
2827        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2828        -font font_diff \
2829        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2830scrollbar .vpane.lower.commarea.buffer.sby \
2831        -command [list $ui_comm yview]
2832pack .vpane.lower.commarea.buffer.header -side top -fill x
2833pack .vpane.lower.commarea.buffer.sby -side right -fill y
2834pack $ui_comm -side left -fill y
2835pack .vpane.lower.commarea.buffer -side left -fill y
2836
2837# -- Commit Message Buffer Context Menu
2838#
2839set ctxm .vpane.lower.commarea.buffer.ctxm
2840menu $ctxm -tearoff 0
2841$ctxm add command \
2842        -label [mc Cut] \
2843        -command {tk_textCut $ui_comm}
2844$ctxm add command \
2845        -label [mc Copy] \
2846        -command {tk_textCopy $ui_comm}
2847$ctxm add command \
2848        -label [mc Paste] \
2849        -command {tk_textPaste $ui_comm}
2850$ctxm add command \
2851        -label [mc Delete] \
2852        -command {$ui_comm delete sel.first sel.last}
2853$ctxm add separator
2854$ctxm add command \
2855        -label [mc "Select All"] \
2856        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2857$ctxm add command \
2858        -label [mc "Copy All"] \
2859        -command {
2860                $ui_comm tag add sel 0.0 end
2861                tk_textCopy $ui_comm
2862                $ui_comm tag remove sel 0.0 end
2863        }
2864$ctxm add separator
2865$ctxm add command \
2866        -label [mc "Sign Off"] \
2867        -command do_signoff
2868set ui_comm_ctxm $ctxm
2869
2870# -- Diff Header
2871#
2872proc trace_current_diff_path {varname args} {
2873        global current_diff_path diff_actions file_states
2874        if {$current_diff_path eq {}} {
2875                set s {}
2876                set f {}
2877                set p {}
2878                set o disabled
2879        } else {
2880                set p $current_diff_path
2881                set s [mapdesc [lindex $file_states($p) 0] $p]
2882                set f [mc "File:"]
2883                set p [escape_path $p]
2884                set o normal
2885        }
2886
2887        .vpane.lower.diff.header.status configure -text $s
2888        .vpane.lower.diff.header.file configure -text $f
2889        .vpane.lower.diff.header.path configure -text $p
2890        foreach w $diff_actions {
2891                uplevel #0 $w $o
2892        }
2893}
2894trace add variable current_diff_path write trace_current_diff_path
2895
2896frame .vpane.lower.diff.header -background gold
2897label .vpane.lower.diff.header.status \
2898        -background gold \
2899        -foreground black \
2900        -width $max_status_desc \
2901        -anchor w \
2902        -justify left
2903label .vpane.lower.diff.header.file \
2904        -background gold \
2905        -foreground black \
2906        -anchor w \
2907        -justify left
2908label .vpane.lower.diff.header.path \
2909        -background gold \
2910        -foreground black \
2911        -anchor w \
2912        -justify left
2913pack .vpane.lower.diff.header.status -side left
2914pack .vpane.lower.diff.header.file -side left
2915pack .vpane.lower.diff.header.path -fill x
2916set ctxm .vpane.lower.diff.header.ctxm
2917menu $ctxm -tearoff 0
2918$ctxm add command \
2919        -label [mc Copy] \
2920        -command {
2921                clipboard clear
2922                clipboard append \
2923                        -format STRING \
2924                        -type STRING \
2925                        -- $current_diff_path
2926        }
2927lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2928bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2929
2930# -- Diff Body
2931#
2932frame .vpane.lower.diff.body
2933set ui_diff .vpane.lower.diff.body.t
2934text $ui_diff -background white -foreground black \
2935        -borderwidth 0 \
2936        -width 80 -height 15 -wrap none \
2937        -font font_diff \
2938        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2939        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2940        -state disabled
2941scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2942        -command [list $ui_diff xview]
2943scrollbar .vpane.lower.diff.body.sby -orient vertical \
2944        -command [list $ui_diff yview]
2945pack .vpane.lower.diff.body.sbx -side bottom -fill x
2946pack .vpane.lower.diff.body.sby -side right -fill y
2947pack $ui_diff -side left -fill both -expand 1
2948pack .vpane.lower.diff.header -side top -fill x
2949pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2950
2951$ui_diff tag conf d_cr -elide true
2952$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2953$ui_diff tag conf d_+ -foreground {#00a000}
2954$ui_diff tag conf d_- -foreground red
2955
2956$ui_diff tag conf d_++ -foreground {#00a000}
2957$ui_diff tag conf d_-- -foreground red
2958$ui_diff tag conf d_+s \
2959        -foreground {#00a000} \
2960        -background {#e2effa}
2961$ui_diff tag conf d_-s \
2962        -foreground red \
2963        -background {#e2effa}
2964$ui_diff tag conf d_s+ \
2965        -foreground {#00a000} \
2966        -background ivory1
2967$ui_diff tag conf d_s- \
2968        -foreground red \
2969        -background ivory1
2970
2971$ui_diff tag conf d<<<<<<< \
2972        -foreground orange \
2973        -font font_diffbold
2974$ui_diff tag conf d======= \
2975        -foreground orange \
2976        -font font_diffbold
2977$ui_diff tag conf d>>>>>>> \
2978        -foreground orange \
2979        -font font_diffbold
2980
2981$ui_diff tag raise sel
2982
2983# -- Diff Body Context Menu
2984#
2985
2986proc create_common_diff_popup {ctxm} {
2987        $ctxm add command \
2988                -label [mc "Show Less Context"] \
2989                -command show_less_context
2990        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2991        $ctxm add command \
2992                -label [mc "Show More Context"] \
2993                -command show_more_context
2994        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2995        $ctxm add separator
2996        $ctxm add command \
2997                -label [mc Refresh] \
2998                -command reshow_diff
2999        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3000        $ctxm add command \
3001                -label [mc Copy] \
3002                -command {tk_textCopy $ui_diff}
3003        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3004        $ctxm add command \
3005                -label [mc "Select All"] \
3006                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
3007        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3008        $ctxm add command \
3009                -label [mc "Copy All"] \
3010                -command {
3011                        $ui_diff tag add sel 0.0 end
3012                        tk_textCopy $ui_diff
3013                        $ui_diff tag remove sel 0.0 end
3014                }
3015        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3016        $ctxm add separator
3017        $ctxm add command \
3018                -label [mc "Decrease Font Size"] \
3019                -command {incr_font_size font_diff -1}
3020        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3021        $ctxm add command \
3022                -label [mc "Increase Font Size"] \
3023                -command {incr_font_size font_diff 1}
3024        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3025        $ctxm add separator
3026        set emenu $ctxm.enc
3027        menu $emenu
3028        build_encoding_menu $emenu [list force_diff_encoding]
3029        $ctxm add cascade \
3030                -label [mc "Encoding"] \
3031                -menu $emenu
3032        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3033        $ctxm add separator
3034        $ctxm add command -label [mc "Options..."] \
3035                -command do_options
3036}
3037
3038set ctxm .vpane.lower.diff.body.ctxm
3039menu $ctxm -tearoff 0
3040$ctxm add command \
3041        -label [mc "Apply/Reverse Hunk"] \
3042        -command {apply_hunk $cursorX $cursorY}
3043set ui_diff_applyhunk [$ctxm index last]
3044lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
3045$ctxm add command \
3046        -label [mc "Apply/Reverse Line"] \
3047        -command {apply_line $cursorX $cursorY; do_rescan}
3048set ui_diff_applyline [$ctxm index last]
3049lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
3050$ctxm add separator
3051create_common_diff_popup $ctxm
3052
3053set ctxmmg .vpane.lower.diff.body.ctxmmg
3054menu $ctxmmg -tearoff 0
3055$ctxmmg add command \
3056        -label [mc "Run Merge Tool"] \
3057        -command {merge_resolve_tool}
3058lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3059$ctxmmg add separator
3060$ctxmmg add command \
3061        -label [mc "Use Remote Version"] \
3062        -command {merge_resolve_one 3}
3063lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3064$ctxmmg add command \
3065        -label [mc "Use Local Version"] \
3066        -command {merge_resolve_one 2}
3067lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3068$ctxmmg add command \
3069        -label [mc "Revert To Base"] \
3070        -command {merge_resolve_one 1}
3071lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3072$ctxmmg add separator
3073create_common_diff_popup $ctxmmg
3074
3075proc popup_diff_menu {ctxm ctxmmg x y X Y} {
3076        global current_diff_path file_states
3077        set ::cursorX $x
3078        set ::cursorY $y
3079        if {[info exists file_states($current_diff_path)]} {
3080                set state [lindex $file_states($current_diff_path) 0]
3081        } else {
3082                set state {__}
3083        }
3084        if {[string first {U} $state] >= 0} {
3085                tk_popup $ctxmmg $X $Y
3086        } else {
3087                if {$::ui_index eq $::current_diff_side} {
3088                        set l [mc "Unstage Hunk From Commit"]
3089                        set t [mc "Unstage Line From Commit"]
3090                } else {
3091                        set l [mc "Stage Hunk For Commit"]
3092                        set t [mc "Stage Line For Commit"]
3093                }
3094                if {$::is_3way_diff
3095                        || $current_diff_path eq {}
3096                        || {__} eq $state
3097                        || {_O} eq $state
3098                        || {_T} eq $state
3099                        || {T_} eq $state} {
3100                        set s disabled
3101                } else {
3102                        set s normal
3103                }
3104                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
3105                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
3106                tk_popup $ctxm $X $Y
3107        }
3108}
3109bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
3110
3111# -- Status Bar
3112#
3113set main_status [::status_bar::new .status]
3114pack .status -anchor w -side bottom -fill x
3115$main_status show [mc "Initializing..."]
3116
3117# -- Load geometry
3118#
3119catch {
3120set gm $repo_config(gui.geometry)
3121wm geometry . [lindex $gm 0]
3122.vpane sash place 0 \
3123        [lindex $gm 1] \
3124        [lindex [.vpane sash coord 0] 1]
3125.vpane.files sash place 0 \
3126        [lindex [.vpane.files sash coord 0] 0] \
3127        [lindex $gm 2]
3128unset gm
3129}
3130
3131# -- Key Bindings
3132#
3133bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3134bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
3135bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
3136bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3137bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3138bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3139bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3140bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3141bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3142bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3143bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3144bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3145bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3146bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
3147bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
3148bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
3149bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
3150bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
3151
3152bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3153bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3154bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3155bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3156bind $ui_diff <$M1B-Key-v> {break}
3157bind $ui_diff <$M1B-Key-V> {break}
3158bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3159bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3160bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3161bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3162bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3163bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3164bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
3165bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
3166bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
3167bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
3168bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
3169bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
3170bind $ui_diff <Button-1>   {focus %W}
3171
3172if {[is_enabled branch]} {
3173        bind . <$M1B-Key-n> branch_create::dialog
3174        bind . <$M1B-Key-N> branch_create::dialog
3175        bind . <$M1B-Key-o> branch_checkout::dialog
3176        bind . <$M1B-Key-O> branch_checkout::dialog
3177        bind . <$M1B-Key-m> merge::dialog
3178        bind . <$M1B-Key-M> merge::dialog
3179}
3180if {[is_enabled transport]} {
3181        bind . <$M1B-Key-p> do_push_anywhere
3182        bind . <$M1B-Key-P> do_push_anywhere
3183}
3184
3185bind .   <Key-F5>     ui_do_rescan
3186bind .   <$M1B-Key-r> ui_do_rescan
3187bind .   <$M1B-Key-R> ui_do_rescan
3188bind .   <$M1B-Key-s> do_signoff
3189bind .   <$M1B-Key-S> do_signoff
3190bind .   <$M1B-Key-t> do_add_selection
3191bind .   <$M1B-Key-T> do_add_selection
3192bind .   <$M1B-Key-i> do_add_all
3193bind .   <$M1B-Key-I> do_add_all
3194bind .   <$M1B-Key-minus> {show_less_context;break}
3195bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3196bind .   <$M1B-Key-equal> {show_more_context;break}
3197bind .   <$M1B-Key-plus> {show_more_context;break}
3198bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3199bind .   <$M1B-Key-Return> do_commit
3200foreach i [list $ui_index $ui_workdir] {
3201        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3202        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3203        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3204}
3205unset i
3206
3207set file_lists($ui_index) [list]
3208set file_lists($ui_workdir) [list]
3209
3210wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3211focus -force $ui_comm
3212
3213# -- Warn the user about environmental problems.  Cygwin's Tcl
3214#    does *not* pass its env array onto any processes it spawns.
3215#    This means that git processes get none of our environment.
3216#
3217if {[is_Cygwin]} {
3218        set ignored_env 0
3219        set suggest_user {}
3220        set msg [mc "Possible environment issues exist.
3221
3222The following environment variables are probably
3223going to be ignored by any Git subprocess run
3224by %s:
3225
3226" [appname]]
3227        foreach name [array names env] {
3228                switch -regexp -- $name {
3229                {^GIT_INDEX_FILE$} -
3230                {^GIT_OBJECT_DIRECTORY$} -
3231                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3232                {^GIT_DIFF_OPTS$} -
3233                {^GIT_EXTERNAL_DIFF$} -
3234                {^GIT_PAGER$} -
3235                {^GIT_TRACE$} -
3236                {^GIT_CONFIG$} -
3237                {^GIT_CONFIG_LOCAL$} -
3238                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3239                        append msg " - $name\n"
3240                        incr ignored_env
3241                }
3242                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3243                        append msg " - $name\n"
3244                        incr ignored_env
3245                        set suggest_user $name
3246                }
3247                }
3248        }
3249        if {$ignored_env > 0} {
3250                append msg [mc "
3251This is due to a known issue with the
3252Tcl binary distributed by Cygwin."]
3253
3254                if {$suggest_user ne {}} {
3255                        append msg [mc "
3256
3257A good replacement for %s
3258is placing values for the user.name and
3259user.email settings into your personal
3260~/.gitconfig file.
3261" $suggest_user]
3262                }
3263                warn_popup $msg
3264        }
3265        unset ignored_env msg suggest_user name
3266}
3267
3268# -- Only initialize complex UI if we are going to stay running.
3269#
3270if {[is_enabled transport]} {
3271        load_all_remotes
3272
3273        set n [.mbar.remote index end]
3274        populate_remotes_menu
3275        set n [expr {[.mbar.remote index end] - $n}]
3276        if {$n > 0} {
3277                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3278                .mbar.remote insert $n separator
3279        }
3280        unset n
3281}
3282
3283if {[winfo exists $ui_comm]} {
3284        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3285
3286        # -- If both our backup and message files exist use the
3287        #    newer of the two files to initialize the buffer.
3288        #
3289        if {$GITGUI_BCK_exists} {
3290                set m [gitdir GITGUI_MSG]
3291                if {[file isfile $m]} {
3292                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3293                                catch {file delete [gitdir GITGUI_MSG]}
3294                        } else {
3295                                $ui_comm delete 0.0 end
3296                                $ui_comm edit reset
3297                                $ui_comm edit modified false
3298                                catch {file delete [gitdir GITGUI_BCK]}
3299                                set GITGUI_BCK_exists 0
3300                        }
3301                }
3302                unset m
3303        }
3304
3305        proc backup_commit_buffer {} {
3306                global ui_comm GITGUI_BCK_exists
3307
3308                set m [$ui_comm edit modified]
3309                if {$m || $GITGUI_BCK_exists} {
3310                        set msg [string trim [$ui_comm get 0.0 end]]
3311                        regsub -all -line {[ \r\t]+$} $msg {} msg
3312
3313                        if {$msg eq {}} {
3314                                if {$GITGUI_BCK_exists} {
3315                                        catch {file delete [gitdir GITGUI_BCK]}
3316                                        set GITGUI_BCK_exists 0
3317                                }
3318                        } elseif {$m} {
3319                                catch {
3320                                        set fd [open [gitdir GITGUI_BCK] w]
3321                                        puts -nonewline $fd $msg
3322                                        close $fd
3323                                        set GITGUI_BCK_exists 1
3324                                }
3325                        }
3326
3327                        $ui_comm edit modified false
3328                }
3329
3330                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3331        }
3332
3333        backup_commit_buffer
3334
3335        # -- If the user has aspell available we can drive it
3336        #    in pipe mode to spellcheck the commit message.
3337        #
3338        set spell_cmd [list |]
3339        set spell_dict [get_config gui.spellingdictionary]
3340        lappend spell_cmd aspell
3341        if {$spell_dict ne {}} {
3342                lappend spell_cmd --master=$spell_dict
3343        }
3344        lappend spell_cmd --mode=none
3345        lappend spell_cmd --encoding=utf-8
3346        lappend spell_cmd pipe
3347        if {$spell_dict eq {none}
3348         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3349                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3350        } else {
3351                set ui_comm_spell [spellcheck::init \
3352                        $spell_fd \
3353                        $ui_comm \
3354                        $ui_comm_ctxm \
3355                ]
3356        }
3357        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3358}
3359
3360lock_index begin-read
3361if {![winfo ismapped .]} {
3362        wm deiconify .
3363}
3364after 1 {
3365        if {[is_enabled initialamend]} {
3366                force_amend
3367        } else {
3368                do_rescan
3369        }
3370
3371        if {[is_enabled nocommitmsg]} {
3372                $ui_comm configure -state disabled -background gray
3373        }
3374}
3375if {[is_enabled multicommit]} {
3376        after 1000 hint_gc
3377}
3378if {[is_enabled retcode]} {
3379        bind . <Destroy> {+terminate_me %W}
3380}
3381if {$picked && [is_config_true gui.autoexplore]} {
3382        do_explore
3383}