Andrew's git / gitweb.git / git-gui/git-gui.sh
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git-gui / git-gui.shon commit Merge branch 'bc/master-diff-hunk-header-fix' (9800c0d)
   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
 998if {[catch {
 999                set _gitdir $env(GIT_DIR)
1000                set _prefix {}
1001                }]
1002        && [catch {
1003                set _gitdir [git rev-parse --git-dir]
1004                set _prefix [git rev-parse --show-prefix]
1005        } err]} {
1006        load_config 1
1007        apply_config
1008        choose_repository::pick
1009}
1010if {![file isdirectory $_gitdir] && [is_Cygwin]} {
1011        catch {set _gitdir [exec cygpath --windows $_gitdir]}
1012}
1013if {![file isdirectory $_gitdir]} {
1014        catch {wm withdraw .}
1015        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
1016        exit 1
1017}
1018if {$_prefix ne {}} {
1019        regsub -all {[^/]+/} $_prefix ../ cdup
1020        if {[catch {cd $cdup} err]} {
1021                catch {wm withdraw .}
1022                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
1023                exit 1
1024        }
1025        unset cdup
1026} elseif {![is_enabled bare]} {
1027        if {[lindex [file split $_gitdir] end] ne {.git}} {
1028                catch {wm withdraw .}
1029                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
1030                exit 1
1031        }
1032        if {[catch {cd [file dirname $_gitdir]} err]} {
1033                catch {wm withdraw .}
1034                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
1035                exit 1
1036        }
1037}
1038set _reponame [file split [file normalize $_gitdir]]
1039if {[lindex $_reponame end] eq {.git}} {
1040        set _reponame [lindex $_reponame end-1]
1041} else {
1042        set _reponame [lindex $_reponame end]
1043}
1044
1045######################################################################
1046##
1047## global init
1048
1049set current_diff_path {}
1050set current_diff_side {}
1051set diff_actions [list]
1052
1053set HEAD {}
1054set PARENT {}
1055set MERGE_HEAD [list]
1056set commit_type {}
1057set empty_tree {}
1058set current_branch {}
1059set is_detached 0
1060set current_diff_path {}
1061set is_3way_diff 0
1062set is_conflict_diff 0
1063set selected_commit_type new
1064
1065set nullid "0000000000000000000000000000000000000000"
1066set nullid2 "0000000000000000000000000000000000000001"
1067
1068######################################################################
1069##
1070## task management
1071
1072set rescan_active 0
1073set diff_active 0
1074set last_clicked {}
1075
1076set disable_on_lock [list]
1077set index_lock_type none
1078
1079proc lock_index {type} {
1080        global index_lock_type disable_on_lock
1081
1082        if {$index_lock_type eq {none}} {
1083                set index_lock_type $type
1084                foreach w $disable_on_lock {
1085                        uplevel #0 $w disabled
1086                }
1087                return 1
1088        } elseif {$index_lock_type eq "begin-$type"} {
1089                set index_lock_type $type
1090                return 1
1091        }
1092        return 0
1093}
1094
1095proc unlock_index {} {
1096        global index_lock_type disable_on_lock
1097
1098        set index_lock_type none
1099        foreach w $disable_on_lock {
1100                uplevel #0 $w normal
1101        }
1102}
1103
1104######################################################################
1105##
1106## status
1107
1108proc repository_state {ctvar hdvar mhvar} {
1109        global current_branch
1110        upvar $ctvar ct $hdvar hd $mhvar mh
1111
1112        set mh [list]
1113
1114        load_current_branch
1115        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1116                set hd {}
1117                set ct initial
1118                return
1119        }
1120
1121        set merge_head [gitdir MERGE_HEAD]
1122        if {[file exists $merge_head]} {
1123                set ct merge
1124                set fd_mh [open $merge_head r]
1125                while {[gets $fd_mh line] >= 0} {
1126                        lappend mh $line
1127                }
1128                close $fd_mh
1129                return
1130        }
1131
1132        set ct normal
1133}
1134
1135proc PARENT {} {
1136        global PARENT empty_tree
1137
1138        set p [lindex $PARENT 0]
1139        if {$p ne {}} {
1140                return $p
1141        }
1142        if {$empty_tree eq {}} {
1143                set empty_tree [git mktree << {}]
1144        }
1145        return $empty_tree
1146}
1147
1148proc force_amend {} {
1149        global selected_commit_type
1150        global HEAD PARENT MERGE_HEAD commit_type
1151
1152        repository_state newType newHEAD newMERGE_HEAD
1153        set HEAD $newHEAD
1154        set PARENT $newHEAD
1155        set MERGE_HEAD $newMERGE_HEAD
1156        set commit_type $newType
1157
1158        set selected_commit_type amend
1159        do_select_commit_type
1160}
1161
1162proc rescan {after {honor_trustmtime 1}} {
1163        global HEAD PARENT MERGE_HEAD commit_type
1164        global ui_index ui_workdir ui_comm
1165        global rescan_active file_states
1166        global repo_config
1167
1168        if {$rescan_active > 0 || ![lock_index read]} return
1169
1170        repository_state newType newHEAD newMERGE_HEAD
1171        if {[string match amend* $commit_type]
1172                && $newType eq {normal}
1173                && $newHEAD eq $HEAD} {
1174        } else {
1175                set HEAD $newHEAD
1176                set PARENT $newHEAD
1177                set MERGE_HEAD $newMERGE_HEAD
1178                set commit_type $newType
1179        }
1180
1181        array unset file_states
1182
1183        if {!$::GITGUI_BCK_exists &&
1184                (![$ui_comm edit modified]
1185                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1186                if {[string match amend* $commit_type]} {
1187                } elseif {[load_message GITGUI_MSG]} {
1188                } elseif {[run_prepare_commit_msg_hook]} {
1189                } elseif {[load_message MERGE_MSG]} {
1190                } elseif {[load_message SQUASH_MSG]} {
1191                }
1192                $ui_comm edit reset
1193                $ui_comm edit modified false
1194        }
1195
1196        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1197                rescan_stage2 {} $after
1198        } else {
1199                set rescan_active 1
1200                ui_status [mc "Refreshing file status..."]
1201                set fd_rf [git_read update-index \
1202                        -q \
1203                        --unmerged \
1204                        --ignore-missing \
1205                        --refresh \
1206                        ]
1207                fconfigure $fd_rf -blocking 0 -translation binary
1208                fileevent $fd_rf readable \
1209                        [list rescan_stage2 $fd_rf $after]
1210        }
1211}
1212
1213if {[is_Cygwin]} {
1214        set is_git_info_exclude {}
1215        proc have_info_exclude {} {
1216                global is_git_info_exclude
1217
1218                if {$is_git_info_exclude eq {}} {
1219                        if {[catch {exec test -f [gitdir info exclude]}]} {
1220                                set is_git_info_exclude 0
1221                        } else {
1222                                set is_git_info_exclude 1
1223                        }
1224                }
1225                return $is_git_info_exclude
1226        }
1227} else {
1228        proc have_info_exclude {} {
1229                return [file readable [gitdir info exclude]]
1230        }
1231}
1232
1233proc rescan_stage2 {fd after} {
1234        global rescan_active buf_rdi buf_rdf buf_rlo
1235
1236        if {$fd ne {}} {
1237                read $fd
1238                if {![eof $fd]} return
1239                close $fd
1240        }
1241
1242        set ls_others [list --exclude-per-directory=.gitignore]
1243        if {[have_info_exclude]} {
1244                lappend ls_others "--exclude-from=[gitdir info exclude]"
1245        }
1246        set user_exclude [get_config core.excludesfile]
1247        if {$user_exclude ne {} && [file readable $user_exclude]} {
1248                lappend ls_others "--exclude-from=$user_exclude"
1249        }
1250
1251        set buf_rdi {}
1252        set buf_rdf {}
1253        set buf_rlo {}
1254
1255        set rescan_active 3
1256        ui_status [mc "Scanning for modified files ..."]
1257        set fd_di [git_read diff-index --cached -z [PARENT]]
1258        set fd_df [git_read diff-files -z]
1259        set fd_lo [eval git_read ls-files --others -z $ls_others]
1260
1261        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1262        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1263        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1264        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1265        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1266        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1267}
1268
1269proc load_message {file} {
1270        global ui_comm
1271
1272        set f [gitdir $file]
1273        if {[file isfile $f]} {
1274                if {[catch {set fd [open $f r]}]} {
1275                        return 0
1276                }
1277                fconfigure $fd -eofchar {}
1278                set content [string trim [read $fd]]
1279                close $fd
1280                regsub -all -line {[ \r\t]+$} $content {} content
1281                $ui_comm delete 0.0 end
1282                $ui_comm insert end $content
1283                return 1
1284        }
1285        return 0
1286}
1287
1288proc run_prepare_commit_msg_hook {} {
1289        global pch_error
1290
1291        # prepare-commit-msg requires PREPARE_COMMIT_MSG exist.  From git-gui
1292        # it will be .git/MERGE_MSG (merge), .git/SQUASH_MSG (squash), or an
1293        # empty file but existant file.
1294
1295        set fd_pcm [open [gitdir PREPARE_COMMIT_MSG] a]
1296
1297        if {[file isfile [gitdir MERGE_MSG]]} {
1298                set pcm_source "merge"
1299                set fd_mm [open [gitdir MERGE_MSG] r]
1300                puts -nonewline $fd_pcm [read $fd_mm]
1301                close $fd_mm
1302        } elseif {[file isfile [gitdir SQUASH_MSG]]} {
1303                set pcm_source "squash"
1304                set fd_sm [open [gitdir SQUASH_MSG] r]
1305                puts -nonewline $fd_pcm [read $fd_sm]
1306                close $fd_sm
1307        } else {
1308                set pcm_source ""
1309        }
1310
1311        close $fd_pcm
1312
1313        set fd_ph [githook_read prepare-commit-msg \
1314                        [gitdir PREPARE_COMMIT_MSG] $pcm_source]
1315        if {$fd_ph eq {}} {
1316                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1317                return 0;
1318        }
1319
1320        ui_status [mc "Calling prepare-commit-msg hook..."]
1321        set pch_error {}
1322
1323        fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
1324        fileevent $fd_ph readable \
1325                [list prepare_commit_msg_hook_wait $fd_ph]
1326
1327        return 1;
1328}
1329
1330proc prepare_commit_msg_hook_wait {fd_ph} {
1331        global pch_error
1332
1333        append pch_error [read $fd_ph]
1334        fconfigure $fd_ph -blocking 1
1335        if {[eof $fd_ph]} {
1336                if {[catch {close $fd_ph}]} {
1337                        ui_status [mc "Commit declined by prepare-commit-msg hook."]
1338                        hook_failed_popup prepare-commit-msg $pch_error
1339                        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1340                        exit 1
1341                } else {
1342                        load_message PREPARE_COMMIT_MSG
1343                }
1344                set pch_error {}
1345                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1346                return
1347        }
1348        fconfigure $fd_ph -blocking 0
1349        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1350}
1351
1352proc read_diff_index {fd after} {
1353        global buf_rdi
1354
1355        append buf_rdi [read $fd]
1356        set c 0
1357        set n [string length $buf_rdi]
1358        while {$c < $n} {
1359                set z1 [string first "\0" $buf_rdi $c]
1360                if {$z1 == -1} break
1361                incr z1
1362                set z2 [string first "\0" $buf_rdi $z1]
1363                if {$z2 == -1} break
1364
1365                incr c
1366                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1367                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1368                merge_state \
1369                        [encoding convertfrom $p] \
1370                        [lindex $i 4]? \
1371                        [list [lindex $i 0] [lindex $i 2]] \
1372                        [list]
1373                set c $z2
1374                incr c
1375        }
1376        if {$c < $n} {
1377                set buf_rdi [string range $buf_rdi $c end]
1378        } else {
1379                set buf_rdi {}
1380        }
1381
1382        rescan_done $fd buf_rdi $after
1383}
1384
1385proc read_diff_files {fd after} {
1386        global buf_rdf
1387
1388        append buf_rdf [read $fd]
1389        set c 0
1390        set n [string length $buf_rdf]
1391        while {$c < $n} {
1392                set z1 [string first "\0" $buf_rdf $c]
1393                if {$z1 == -1} break
1394                incr z1
1395                set z2 [string first "\0" $buf_rdf $z1]
1396                if {$z2 == -1} break
1397
1398                incr c
1399                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1400                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1401                merge_state \
1402                        [encoding convertfrom $p] \
1403                        ?[lindex $i 4] \
1404                        [list] \
1405                        [list [lindex $i 0] [lindex $i 2]]
1406                set c $z2
1407                incr c
1408        }
1409        if {$c < $n} {
1410                set buf_rdf [string range $buf_rdf $c end]
1411        } else {
1412                set buf_rdf {}
1413        }
1414
1415        rescan_done $fd buf_rdf $after
1416}
1417
1418proc read_ls_others {fd after} {
1419        global buf_rlo
1420
1421        append buf_rlo [read $fd]
1422        set pck [split $buf_rlo "\0"]
1423        set buf_rlo [lindex $pck end]
1424        foreach p [lrange $pck 0 end-1] {
1425                set p [encoding convertfrom $p]
1426                if {[string index $p end] eq {/}} {
1427                        set p [string range $p 0 end-1]
1428                }
1429                merge_state $p ?O
1430        }
1431        rescan_done $fd buf_rlo $after
1432}
1433
1434proc rescan_done {fd buf after} {
1435        global rescan_active current_diff_path
1436        global file_states repo_config
1437        upvar $buf to_clear
1438
1439        if {![eof $fd]} return
1440        set to_clear {}
1441        close $fd
1442        if {[incr rescan_active -1] > 0} return
1443
1444        prune_selection
1445        unlock_index
1446        display_all_files
1447        if {$current_diff_path ne {}} reshow_diff
1448        if {$current_diff_path eq {}} select_first_diff
1449
1450        uplevel #0 $after
1451}
1452
1453proc prune_selection {} {
1454        global file_states selected_paths
1455
1456        foreach path [array names selected_paths] {
1457                if {[catch {set still_here $file_states($path)}]} {
1458                        unset selected_paths($path)
1459                }
1460        }
1461}
1462
1463######################################################################
1464##
1465## ui helpers
1466
1467proc mapicon {w state path} {
1468        global all_icons
1469
1470        if {[catch {set r $all_icons($state$w)}]} {
1471                puts "error: no icon for $w state={$state} $path"
1472                return file_plain
1473        }
1474        return $r
1475}
1476
1477proc mapdesc {state path} {
1478        global all_descs
1479
1480        if {[catch {set r $all_descs($state)}]} {
1481                puts "error: no desc for state={$state} $path"
1482                return $state
1483        }
1484        return $r
1485}
1486
1487proc ui_status {msg} {
1488        global main_status
1489        if {[info exists main_status]} {
1490                $main_status show $msg
1491        }
1492}
1493
1494proc ui_ready {{test {}}} {
1495        global main_status
1496        if {[info exists main_status]} {
1497                $main_status show [mc "Ready."] $test
1498        }
1499}
1500
1501proc escape_path {path} {
1502        regsub -all {\\} $path "\\\\" path
1503        regsub -all "\n" $path "\\n" path
1504        return $path
1505}
1506
1507proc short_path {path} {
1508        return [escape_path [lindex [file split $path] end]]
1509}
1510
1511set next_icon_id 0
1512set null_sha1 [string repeat 0 40]
1513
1514proc merge_state {path new_state {head_info {}} {index_info {}}} {
1515        global file_states next_icon_id null_sha1
1516
1517        set s0 [string index $new_state 0]
1518        set s1 [string index $new_state 1]
1519
1520        if {[catch {set info $file_states($path)}]} {
1521                set state __
1522                set icon n[incr next_icon_id]
1523        } else {
1524                set state [lindex $info 0]
1525                set icon [lindex $info 1]
1526                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1527                if {$index_info eq {}} {set index_info [lindex $info 3]}
1528        }
1529
1530        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1531        elseif {$s0 eq {_}} {set s0 _}
1532
1533        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1534        elseif {$s1 eq {_}} {set s1 _}
1535
1536        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1537                set head_info [list 0 $null_sha1]
1538        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1539                && $head_info eq {}} {
1540                set head_info $index_info
1541        }
1542
1543        set file_states($path) [list $s0$s1 $icon \
1544                $head_info $index_info \
1545                ]
1546        return $state
1547}
1548
1549proc display_file_helper {w path icon_name old_m new_m} {
1550        global file_lists
1551
1552        if {$new_m eq {_}} {
1553                set lno [lsearch -sorted -exact $file_lists($w) $path]
1554                if {$lno >= 0} {
1555                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1556                        incr lno
1557                        $w conf -state normal
1558                        $w delete $lno.0 [expr {$lno + 1}].0
1559                        $w conf -state disabled
1560                }
1561        } elseif {$old_m eq {_} && $new_m ne {_}} {
1562                lappend file_lists($w) $path
1563                set file_lists($w) [lsort -unique $file_lists($w)]
1564                set lno [lsearch -sorted -exact $file_lists($w) $path]
1565                incr lno
1566                $w conf -state normal
1567                $w image create $lno.0 \
1568                        -align center -padx 5 -pady 1 \
1569                        -name $icon_name \
1570                        -image [mapicon $w $new_m $path]
1571                $w insert $lno.1 "[escape_path $path]\n"
1572                $w conf -state disabled
1573        } elseif {$old_m ne $new_m} {
1574                $w conf -state normal
1575                $w image conf $icon_name -image [mapicon $w $new_m $path]
1576                $w conf -state disabled
1577        }
1578}
1579
1580proc display_file {path state} {
1581        global file_states selected_paths
1582        global ui_index ui_workdir
1583
1584        set old_m [merge_state $path $state]
1585        set s $file_states($path)
1586        set new_m [lindex $s 0]
1587        set icon_name [lindex $s 1]
1588
1589        set o [string index $old_m 0]
1590        set n [string index $new_m 0]
1591        if {$o eq {U}} {
1592                set o _
1593        }
1594        if {$n eq {U}} {
1595                set n _
1596        }
1597        display_file_helper     $ui_index $path $icon_name $o $n
1598
1599        if {[string index $old_m 0] eq {U}} {
1600                set o U
1601        } else {
1602                set o [string index $old_m 1]
1603        }
1604        if {[string index $new_m 0] eq {U}} {
1605                set n U
1606        } else {
1607                set n [string index $new_m 1]
1608        }
1609        display_file_helper     $ui_workdir $path $icon_name $o $n
1610
1611        if {$new_m eq {__}} {
1612                unset file_states($path)
1613                catch {unset selected_paths($path)}
1614        }
1615}
1616
1617proc display_all_files_helper {w path icon_name m} {
1618        global file_lists
1619
1620        lappend file_lists($w) $path
1621        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1622        $w image create end \
1623                -align center -padx 5 -pady 1 \
1624                -name $icon_name \
1625                -image [mapicon $w $m $path]
1626        $w insert end "[escape_path $path]\n"
1627}
1628
1629proc display_all_files {} {
1630        global ui_index ui_workdir
1631        global file_states file_lists
1632        global last_clicked
1633
1634        $ui_index conf -state normal
1635        $ui_workdir conf -state normal
1636
1637        $ui_index delete 0.0 end
1638        $ui_workdir delete 0.0 end
1639        set last_clicked {}
1640
1641        set file_lists($ui_index) [list]
1642        set file_lists($ui_workdir) [list]
1643
1644        foreach path [lsort [array names file_states]] {
1645                set s $file_states($path)
1646                set m [lindex $s 0]
1647                set icon_name [lindex $s 1]
1648
1649                set s [string index $m 0]
1650                if {$s ne {U} && $s ne {_}} {
1651                        display_all_files_helper $ui_index $path \
1652                                $icon_name $s
1653                }
1654
1655                if {[string index $m 0] eq {U}} {
1656                        set s U
1657                } else {
1658                        set s [string index $m 1]
1659                }
1660                if {$s ne {_}} {
1661                        display_all_files_helper $ui_workdir $path \
1662                                $icon_name $s
1663                }
1664        }
1665
1666        $ui_index conf -state disabled
1667        $ui_workdir conf -state disabled
1668}
1669
1670######################################################################
1671##
1672## icons
1673
1674set filemask {
1675#define mask_width 14
1676#define mask_height 15
1677static unsigned char mask_bits[] = {
1678   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1679   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1680   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1681}
1682
1683image create bitmap file_plain -background white -foreground black -data {
1684#define plain_width 14
1685#define plain_height 15
1686static unsigned char plain_bits[] = {
1687   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1688   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1689   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1690} -maskdata $filemask
1691
1692image create bitmap file_mod -background white -foreground blue -data {
1693#define mod_width 14
1694#define mod_height 15
1695static unsigned char mod_bits[] = {
1696   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1697   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1698   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1699} -maskdata $filemask
1700
1701image create bitmap file_fulltick -background white -foreground "#007000" -data {
1702#define file_fulltick_width 14
1703#define file_fulltick_height 15
1704static unsigned char file_fulltick_bits[] = {
1705   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1706   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1707   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1708} -maskdata $filemask
1709
1710image create bitmap file_parttick -background white -foreground "#005050" -data {
1711#define parttick_width 14
1712#define parttick_height 15
1713static unsigned char parttick_bits[] = {
1714   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1715   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1716   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1717} -maskdata $filemask
1718
1719image create bitmap file_question -background white -foreground black -data {
1720#define file_question_width 14
1721#define file_question_height 15
1722static unsigned char file_question_bits[] = {
1723   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1724   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1725   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1726} -maskdata $filemask
1727
1728image create bitmap file_removed -background white -foreground red -data {
1729#define file_removed_width 14
1730#define file_removed_height 15
1731static unsigned char file_removed_bits[] = {
1732   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1733   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1734   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1735} -maskdata $filemask
1736
1737image create bitmap file_merge -background white -foreground blue -data {
1738#define file_merge_width 14
1739#define file_merge_height 15
1740static unsigned char file_merge_bits[] = {
1741   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1742   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1743   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1744} -maskdata $filemask
1745
1746image create bitmap file_statechange -background white -foreground green -data {
1747#define file_merge_width 14
1748#define file_merge_height 15
1749static unsigned char file_statechange_bits[] = {
1750   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1751   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1752   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1753} -maskdata $filemask
1754
1755set ui_index .vpane.files.index.list
1756set ui_workdir .vpane.files.workdir.list
1757
1758set all_icons(_$ui_index)   file_plain
1759set all_icons(A$ui_index)   file_fulltick
1760set all_icons(M$ui_index)   file_fulltick
1761set all_icons(D$ui_index)   file_removed
1762set all_icons(U$ui_index)   file_merge
1763set all_icons(T$ui_index)   file_statechange
1764
1765set all_icons(_$ui_workdir) file_plain
1766set all_icons(M$ui_workdir) file_mod
1767set all_icons(D$ui_workdir) file_question
1768set all_icons(U$ui_workdir) file_merge
1769set all_icons(O$ui_workdir) file_plain
1770set all_icons(T$ui_workdir) file_statechange
1771
1772set max_status_desc 0
1773foreach i {
1774                {__ {mc "Unmodified"}}
1775
1776                {_M {mc "Modified, not staged"}}
1777                {M_ {mc "Staged for commit"}}
1778                {MM {mc "Portions staged for commit"}}
1779                {MD {mc "Staged for commit, missing"}}
1780
1781                {_T {mc "File type changed, not staged"}}
1782                {T_ {mc "File type changed, staged"}}
1783
1784                {_O {mc "Untracked, not staged"}}
1785                {A_ {mc "Staged for commit"}}
1786                {AM {mc "Portions staged for commit"}}
1787                {AD {mc "Staged for commit, missing"}}
1788
1789                {_D {mc "Missing"}}
1790                {D_ {mc "Staged for removal"}}
1791                {DO {mc "Staged for removal, still present"}}
1792
1793                {_U {mc "Requires merge resolution"}}
1794                {U_ {mc "Requires merge resolution"}}
1795                {UU {mc "Requires merge resolution"}}
1796                {UM {mc "Requires merge resolution"}}
1797                {UD {mc "Requires merge resolution"}}
1798                {UT {mc "Requires merge resolution"}}
1799        } {
1800        set text [eval [lindex $i 1]]
1801        if {$max_status_desc < [string length $text]} {
1802                set max_status_desc [string length $text]
1803        }
1804        set all_descs([lindex $i 0]) $text
1805}
1806unset i
1807
1808######################################################################
1809##
1810## util
1811
1812proc scrollbar2many {list mode args} {
1813        foreach w $list {eval $w $mode $args}
1814}
1815
1816proc many2scrollbar {list mode sb top bottom} {
1817        $sb set $top $bottom
1818        foreach w $list {$w $mode moveto $top}
1819}
1820
1821proc incr_font_size {font {amt 1}} {
1822        set sz [font configure $font -size]
1823        incr sz $amt
1824        font configure $font -size $sz
1825        font configure ${font}bold -size $sz
1826        font configure ${font}italic -size $sz
1827}
1828
1829######################################################################
1830##
1831## ui commands
1832
1833set starting_gitk_msg [mc "Starting gitk... please wait..."]
1834
1835proc do_gitk {revs} {
1836        # -- Always start gitk through whatever we were loaded with.  This
1837        #    lets us bypass using shell process on Windows systems.
1838        #
1839        set exe [_which gitk -script]
1840        set cmd [list [info nameofexecutable] $exe]
1841        if {$exe eq {}} {
1842                error_popup [mc "Couldn't find gitk in PATH"]
1843        } else {
1844                global env
1845
1846                if {[info exists env(GIT_DIR)]} {
1847                        set old_GIT_DIR $env(GIT_DIR)
1848                } else {
1849                        set old_GIT_DIR {}
1850                }
1851
1852                set pwd [pwd]
1853                cd [file dirname [gitdir]]
1854                set env(GIT_DIR) [file tail [gitdir]]
1855
1856                eval exec $cmd $revs &
1857
1858                if {$old_GIT_DIR eq {}} {
1859                        unset env(GIT_DIR)
1860                } else {
1861                        set env(GIT_DIR) $old_GIT_DIR
1862                }
1863                cd $pwd
1864
1865                ui_status $::starting_gitk_msg
1866                after 10000 {
1867                        ui_ready $starting_gitk_msg
1868                }
1869        }
1870}
1871
1872set is_quitting 0
1873set ret_code    1
1874
1875proc terminate_me {win} {
1876        global ret_code
1877        if {$win ne {.}} return
1878        exit $ret_code
1879}
1880
1881proc do_quit {{rc {1}}} {
1882        global ui_comm is_quitting repo_config commit_type
1883        global GITGUI_BCK_exists GITGUI_BCK_i
1884        global ui_comm_spell
1885        global ret_code
1886
1887        if {$is_quitting} return
1888        set is_quitting 1
1889
1890        if {[winfo exists $ui_comm]} {
1891                # -- Stash our current commit buffer.
1892                #
1893                set save [gitdir GITGUI_MSG]
1894                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1895                        file rename -force [gitdir GITGUI_BCK] $save
1896                        set GITGUI_BCK_exists 0
1897                } else {
1898                        set msg [string trim [$ui_comm get 0.0 end]]
1899                        regsub -all -line {[ \r\t]+$} $msg {} msg
1900                        if {(![string match amend* $commit_type]
1901                                || [$ui_comm edit modified])
1902                                && $msg ne {}} {
1903                                catch {
1904                                        set fd [open $save w]
1905                                        puts -nonewline $fd $msg
1906                                        close $fd
1907                                }
1908                        } else {
1909                                catch {file delete $save}
1910                        }
1911                }
1912
1913                # -- Cancel our spellchecker if its running.
1914                #
1915                if {[info exists ui_comm_spell]} {
1916                        $ui_comm_spell stop
1917                }
1918
1919                # -- Remove our editor backup, its not needed.
1920                #
1921                after cancel $GITGUI_BCK_i
1922                if {$GITGUI_BCK_exists} {
1923                        catch {file delete [gitdir GITGUI_BCK]}
1924                }
1925
1926                # -- Stash our current window geometry into this repository.
1927                #
1928                set cfg_geometry [list]
1929                lappend cfg_geometry [wm geometry .]
1930                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
1931                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
1932                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1933                        set rc_geometry {}
1934                }
1935                if {$cfg_geometry ne $rc_geometry} {
1936                        catch {git config gui.geometry $cfg_geometry}
1937                }
1938        }
1939
1940        set ret_code $rc
1941        destroy .
1942}
1943
1944proc do_rescan {} {
1945        rescan ui_ready
1946}
1947
1948proc ui_do_rescan {} {
1949        rescan {force_first_diff; ui_ready}
1950}
1951
1952proc do_commit {} {
1953        commit_tree
1954}
1955
1956proc next_diff {} {
1957        global next_diff_p next_diff_w next_diff_i
1958        show_diff $next_diff_p $next_diff_w {}
1959}
1960
1961proc find_anchor_pos {lst name} {
1962        set lid [lsearch -sorted -exact $lst $name]
1963
1964        if {$lid == -1} {
1965                set lid 0
1966                foreach lname $lst {
1967                        if {$lname >= $name} break
1968                        incr lid
1969                }
1970        }
1971
1972        return $lid
1973}
1974
1975proc find_file_from {flist idx delta path mmask} {
1976        global file_states
1977
1978        set len [llength $flist]
1979        while {$idx >= 0 && $idx < $len} {
1980                set name [lindex $flist $idx]
1981
1982                if {$name ne $path && [info exists file_states($name)]} {
1983                        set state [lindex $file_states($name) 0]
1984
1985                        if {$mmask eq {} || [regexp $mmask $state]} {
1986                                return $idx
1987                        }
1988                }
1989
1990                incr idx $delta
1991        }
1992
1993        return {}
1994}
1995
1996proc find_next_diff {w path {lno {}} {mmask {}}} {
1997        global next_diff_p next_diff_w next_diff_i
1998        global file_lists ui_index ui_workdir
1999
2000        set flist $file_lists($w)
2001        if {$lno eq {}} {
2002                set lno [find_anchor_pos $flist $path]
2003        } else {
2004                incr lno -1
2005        }
2006
2007        if {$mmask ne {} && ![regexp {(^\^)|(\$$)} $mmask]} {
2008                if {$w eq $ui_index} {
2009                        set mmask "^$mmask"
2010                } else {
2011                        set mmask "$mmask\$"
2012                }
2013        }
2014
2015        set idx [find_file_from $flist $lno 1 $path $mmask]
2016        if {$idx eq {}} {
2017                incr lno -1
2018                set idx [find_file_from $flist $lno -1 $path $mmask]
2019        }
2020
2021        if {$idx ne {}} {
2022                set next_diff_w $w
2023                set next_diff_p [lindex $flist $idx]
2024                set next_diff_i [expr {$idx+1}]
2025                return 1
2026        } else {
2027                return 0
2028        }
2029}
2030
2031proc next_diff_after_action {w path {lno {}} {mmask {}}} {
2032        global current_diff_path
2033
2034        if {$path ne $current_diff_path} {
2035                return {}
2036        } elseif {[find_next_diff $w $path $lno $mmask]} {
2037                return {next_diff;}
2038        } else {
2039                return {reshow_diff;}
2040        }
2041}
2042
2043proc select_first_diff {} {
2044        global ui_workdir
2045
2046        if {[find_next_diff $ui_workdir {} 1 {^_?U}] ||
2047            [find_next_diff $ui_workdir {} 1 {[^O]$}]} {
2048                next_diff
2049        }
2050}
2051
2052proc force_first_diff {} {
2053        global current_diff_path
2054
2055        if {[info exists file_states($current_diff_path)]} {
2056                set state [lindex $file_states($current_diff_path) 0]
2057
2058                if {[string index $state 1] ne {O}} return
2059        }
2060
2061        select_first_diff
2062}
2063
2064proc toggle_or_diff {w x y} {
2065        global file_states file_lists current_diff_path ui_index ui_workdir
2066        global last_clicked selected_paths
2067
2068        set pos [split [$w index @$x,$y] .]
2069        set lno [lindex $pos 0]
2070        set col [lindex $pos 1]
2071        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2072        if {$path eq {}} {
2073                set last_clicked {}
2074                return
2075        }
2076
2077        set last_clicked [list $w $lno]
2078        array unset selected_paths
2079        $ui_index tag remove in_sel 0.0 end
2080        $ui_workdir tag remove in_sel 0.0 end
2081
2082        # Determine the state of the file
2083        if {[info exists file_states($path)]} {
2084                set state [lindex $file_states($path) 0]
2085        } else {
2086                set state {__}
2087        }
2088
2089        # Restage the file, or simply show the diff
2090        if {$col == 0 && $y > 1} {
2091                # Conflicts need special handling
2092                if {[string first {U} $state] >= 0} {
2093                        merge_stage_workdir $path $w $lno
2094                        return
2095                }
2096
2097                if {[string index $state 1] eq {O}} {
2098                        set mmask {}
2099                } else {
2100                        set mmask {[^O]}
2101                }
2102
2103                set after [next_diff_after_action $w $path $lno $mmask]
2104
2105                if {$w eq $ui_index} {
2106                        update_indexinfo \
2107                                "Unstaging [short_path $path] from commit" \
2108                                [list $path] \
2109                                [concat $after [list ui_ready]]
2110                } elseif {$w eq $ui_workdir} {
2111                        update_index \
2112                                "Adding [short_path $path]" \
2113                                [list $path] \
2114                                [concat $after [list ui_ready]]
2115                }
2116        } else {
2117                show_diff $path $w $lno
2118        }
2119}
2120
2121proc add_one_to_selection {w x y} {
2122        global file_lists last_clicked selected_paths
2123
2124        set lno [lindex [split [$w index @$x,$y] .] 0]
2125        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2126        if {$path eq {}} {
2127                set last_clicked {}
2128                return
2129        }
2130
2131        if {$last_clicked ne {}
2132                && [lindex $last_clicked 0] ne $w} {
2133                array unset selected_paths
2134                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2135        }
2136
2137        set last_clicked [list $w $lno]
2138        if {[catch {set in_sel $selected_paths($path)}]} {
2139                set in_sel 0
2140        }
2141        if {$in_sel} {
2142                unset selected_paths($path)
2143                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2144        } else {
2145                set selected_paths($path) 1
2146                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2147        }
2148}
2149
2150proc add_range_to_selection {w x y} {
2151        global file_lists last_clicked selected_paths
2152
2153        if {[lindex $last_clicked 0] ne $w} {
2154                toggle_or_diff $w $x $y
2155                return
2156        }
2157
2158        set lno [lindex [split [$w index @$x,$y] .] 0]
2159        set lc [lindex $last_clicked 1]
2160        if {$lc < $lno} {
2161                set begin $lc
2162                set end $lno
2163        } else {
2164                set begin $lno
2165                set end $lc
2166        }
2167
2168        foreach path [lrange $file_lists($w) \
2169                [expr {$begin - 1}] \
2170                [expr {$end - 1}]] {
2171                set selected_paths($path) 1
2172        }
2173        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2174}
2175
2176proc show_more_context {} {
2177        global repo_config
2178        if {$repo_config(gui.diffcontext) < 99} {
2179                incr repo_config(gui.diffcontext)
2180                reshow_diff
2181        }
2182}
2183
2184proc show_less_context {} {
2185        global repo_config
2186        if {$repo_config(gui.diffcontext) > 1} {
2187                incr repo_config(gui.diffcontext) -1
2188                reshow_diff
2189        }
2190}
2191
2192######################################################################
2193##
2194## ui construction
2195
2196load_config 0
2197apply_config
2198set ui_comm {}
2199
2200# -- Menu Bar
2201#
2202menu .mbar -tearoff 0
2203.mbar add cascade -label [mc Repository] -menu .mbar.repository
2204.mbar add cascade -label [mc Edit] -menu .mbar.edit
2205if {[is_enabled branch]} {
2206        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2207}
2208if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2209        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2210}
2211if {[is_enabled transport]} {
2212        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2213        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2214}
2215. configure -menu .mbar
2216
2217# -- Repository Menu
2218#
2219menu .mbar.repository
2220
2221.mbar.repository add command \
2222        -label [mc "Browse Current Branch's Files"] \
2223        -command {browser::new $current_branch}
2224set ui_browse_current [.mbar.repository index last]
2225.mbar.repository add command \
2226        -label [mc "Browse Branch Files..."] \
2227        -command browser_open::dialog
2228.mbar.repository add separator
2229
2230.mbar.repository add command \
2231        -label [mc "Visualize Current Branch's History"] \
2232        -command {do_gitk $current_branch}
2233set ui_visualize_current [.mbar.repository index last]
2234.mbar.repository add command \
2235        -label [mc "Visualize All Branch History"] \
2236        -command {do_gitk --all}
2237.mbar.repository add separator
2238
2239proc current_branch_write {args} {
2240        global current_branch
2241        .mbar.repository entryconf $::ui_browse_current \
2242                -label [mc "Browse %s's Files" $current_branch]
2243        .mbar.repository entryconf $::ui_visualize_current \
2244                -label [mc "Visualize %s's History" $current_branch]
2245}
2246trace add variable current_branch write current_branch_write
2247
2248if {[is_enabled multicommit]} {
2249        .mbar.repository add command -label [mc "Database Statistics"] \
2250                -command do_stats
2251
2252        .mbar.repository add command -label [mc "Compress Database"] \
2253                -command do_gc
2254
2255        .mbar.repository add command -label [mc "Verify Database"] \
2256                -command do_fsck_objects
2257
2258        .mbar.repository add separator
2259
2260        if {[is_Cygwin]} {
2261                .mbar.repository add command \
2262                        -label [mc "Create Desktop Icon"] \
2263                        -command do_cygwin_shortcut
2264        } elseif {[is_Windows]} {
2265                .mbar.repository add command \
2266                        -label [mc "Create Desktop Icon"] \
2267                        -command do_windows_shortcut
2268        } elseif {[is_MacOSX]} {
2269                .mbar.repository add command \
2270                        -label [mc "Create Desktop Icon"] \
2271                        -command do_macosx_app
2272        }
2273}
2274
2275if {[is_MacOSX]} {
2276        proc ::tk::mac::Quit {args} { do_quit }
2277} else {
2278        .mbar.repository add command -label [mc Quit] \
2279                -command do_quit \
2280                -accelerator $M1T-Q
2281}
2282
2283# -- Edit Menu
2284#
2285menu .mbar.edit
2286.mbar.edit add command -label [mc Undo] \
2287        -command {catch {[focus] edit undo}} \
2288        -accelerator $M1T-Z
2289.mbar.edit add command -label [mc Redo] \
2290        -command {catch {[focus] edit redo}} \
2291        -accelerator $M1T-Y
2292.mbar.edit add separator
2293.mbar.edit add command -label [mc Cut] \
2294        -command {catch {tk_textCut [focus]}} \
2295        -accelerator $M1T-X
2296.mbar.edit add command -label [mc Copy] \
2297        -command {catch {tk_textCopy [focus]}} \
2298        -accelerator $M1T-C
2299.mbar.edit add command -label [mc Paste] \
2300        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2301        -accelerator $M1T-V
2302.mbar.edit add command -label [mc Delete] \
2303        -command {catch {[focus] delete sel.first sel.last}} \
2304        -accelerator Del
2305.mbar.edit add separator
2306.mbar.edit add command -label [mc "Select All"] \
2307        -command {catch {[focus] tag add sel 0.0 end}} \
2308        -accelerator $M1T-A
2309
2310# -- Branch Menu
2311#
2312if {[is_enabled branch]} {
2313        menu .mbar.branch
2314
2315        .mbar.branch add command -label [mc "Create..."] \
2316                -command branch_create::dialog \
2317                -accelerator $M1T-N
2318        lappend disable_on_lock [list .mbar.branch entryconf \
2319                [.mbar.branch index last] -state]
2320
2321        .mbar.branch add command -label [mc "Checkout..."] \
2322                -command branch_checkout::dialog \
2323                -accelerator $M1T-O
2324        lappend disable_on_lock [list .mbar.branch entryconf \
2325                [.mbar.branch index last] -state]
2326
2327        .mbar.branch add command -label [mc "Rename..."] \
2328                -command branch_rename::dialog
2329        lappend disable_on_lock [list .mbar.branch entryconf \
2330                [.mbar.branch index last] -state]
2331
2332        .mbar.branch add command -label [mc "Delete..."] \
2333                -command branch_delete::dialog
2334        lappend disable_on_lock [list .mbar.branch entryconf \
2335                [.mbar.branch index last] -state]
2336
2337        .mbar.branch add command -label [mc "Reset..."] \
2338                -command merge::reset_hard
2339        lappend disable_on_lock [list .mbar.branch entryconf \
2340                [.mbar.branch index last] -state]
2341}
2342
2343# -- Commit Menu
2344#
2345proc commit_btn_caption {} {
2346        if {[is_enabled nocommit]} {
2347                return [mc "Done"]
2348        } else {
2349                return [mc Commit@@verb]
2350        }
2351}
2352
2353if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2354        menu .mbar.commit
2355
2356        if {![is_enabled nocommit]} {
2357                .mbar.commit add radiobutton \
2358                        -label [mc "New Commit"] \
2359                        -command do_select_commit_type \
2360                        -variable selected_commit_type \
2361                        -value new
2362                lappend disable_on_lock \
2363                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2364
2365                .mbar.commit add radiobutton \
2366                        -label [mc "Amend Last Commit"] \
2367                        -command do_select_commit_type \
2368                        -variable selected_commit_type \
2369                        -value amend
2370                lappend disable_on_lock \
2371                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2372
2373                .mbar.commit add separator
2374        }
2375
2376        .mbar.commit add command -label [mc Rescan] \
2377                -command ui_do_rescan \
2378                -accelerator F5
2379        lappend disable_on_lock \
2380                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2381
2382        .mbar.commit add command -label [mc "Stage To Commit"] \
2383                -command do_add_selection \
2384                -accelerator $M1T-T
2385        lappend disable_on_lock \
2386                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2387
2388        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2389                -command do_add_all \
2390                -accelerator $M1T-I
2391        lappend disable_on_lock \
2392                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2393
2394        .mbar.commit add command -label [mc "Unstage From Commit"] \
2395                -command do_unstage_selection
2396        lappend disable_on_lock \
2397                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2398
2399        .mbar.commit add command -label [mc "Revert Changes"] \
2400                -command do_revert_selection
2401        lappend disable_on_lock \
2402                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2403
2404        .mbar.commit add separator
2405
2406        .mbar.commit add command -label [mc "Show Less Context"] \
2407                -command show_less_context \
2408                -accelerator $M1T-\-
2409
2410        .mbar.commit add command -label [mc "Show More Context"] \
2411                -command show_more_context \
2412                -accelerator $M1T-=
2413
2414        .mbar.commit add separator
2415
2416        if {![is_enabled nocommit]} {
2417                .mbar.commit add command -label [mc "Sign Off"] \
2418                        -command do_signoff \
2419                        -accelerator $M1T-S
2420        }
2421
2422        .mbar.commit add command -label [commit_btn_caption] \
2423                -command do_commit \
2424                -accelerator $M1T-Return
2425        lappend disable_on_lock \
2426                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2427}
2428
2429# -- Merge Menu
2430#
2431if {[is_enabled branch]} {
2432        menu .mbar.merge
2433        .mbar.merge add command -label [mc "Local Merge..."] \
2434                -command merge::dialog \
2435                -accelerator $M1T-M
2436        lappend disable_on_lock \
2437                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2438        .mbar.merge add command -label [mc "Abort Merge..."] \
2439                -command merge::reset_hard
2440        lappend disable_on_lock \
2441                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2442}
2443
2444# -- Transport Menu
2445#
2446if {[is_enabled transport]} {
2447        menu .mbar.remote
2448
2449        .mbar.remote add command \
2450                -label [mc "Push..."] \
2451                -command do_push_anywhere \
2452                -accelerator $M1T-P
2453        .mbar.remote add command \
2454                -label [mc "Delete..."] \
2455                -command remote_branch_delete::dialog
2456}
2457
2458if {[is_MacOSX]} {
2459        # -- Apple Menu (Mac OS X only)
2460        #
2461        .mbar add cascade -label Apple -menu .mbar.apple
2462        menu .mbar.apple
2463
2464        .mbar.apple add command -label [mc "About %s" [appname]] \
2465                -command do_about
2466        .mbar.apple add separator
2467        .mbar.apple add command \
2468                -label [mc "Preferences..."] \
2469                -command do_options \
2470                -accelerator $M1T-,
2471        bind . <$M1B-,> do_options
2472} else {
2473        # -- Edit Menu
2474        #
2475        .mbar.edit add separator
2476        .mbar.edit add command -label [mc "Options..."] \
2477                -command do_options
2478}
2479
2480# -- Help Menu
2481#
2482.mbar add cascade -label [mc Help] -menu .mbar.help
2483menu .mbar.help
2484
2485if {![is_MacOSX]} {
2486        .mbar.help add command -label [mc "About %s" [appname]] \
2487                -command do_about
2488}
2489
2490set browser {}
2491catch {set browser $repo_config(instaweb.browser)}
2492set doc_path [file dirname [gitexec]]
2493set doc_path [file join $doc_path Documentation index.html]
2494
2495if {[is_Cygwin]} {
2496        set doc_path [exec cygpath --mixed $doc_path]
2497}
2498
2499if {$browser eq {}} {
2500        if {[is_MacOSX]} {
2501                set browser open
2502        } elseif {[is_Cygwin]} {
2503                set program_files [file dirname [exec cygpath --windir]]
2504                set program_files [file join $program_files {Program Files}]
2505                set firefox [file join $program_files {Mozilla Firefox} firefox.exe]
2506                set ie [file join $program_files {Internet Explorer} IEXPLORE.EXE]
2507                if {[file exists $firefox]} {
2508                        set browser $firefox
2509                } elseif {[file exists $ie]} {
2510                        set browser $ie
2511                }
2512                unset program_files firefox ie
2513        }
2514}
2515
2516if {[file isfile $doc_path]} {
2517        set doc_url "file:$doc_path"
2518} else {
2519        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2520}
2521
2522if {$browser ne {}} {
2523        .mbar.help add command -label [mc "Online Documentation"] \
2524                -command [list exec $browser $doc_url &]
2525}
2526unset browser doc_path doc_url
2527
2528# -- Standard bindings
2529#
2530wm protocol . WM_DELETE_WINDOW do_quit
2531bind all <$M1B-Key-q> do_quit
2532bind all <$M1B-Key-Q> do_quit
2533bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2534bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2535
2536set subcommand_args {}
2537proc usage {} {
2538        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2539        exit 1
2540}
2541
2542# -- Not a normal commit type invocation?  Do that instead!
2543#
2544switch -- $subcommand {
2545browser -
2546blame {
2547        if {$subcommand eq "blame"} {
2548                set subcommand_args {[--line=<num>] rev? path}
2549        } else {
2550                set subcommand_args {rev? path}
2551        }
2552        if {$argv eq {}} usage
2553        set head {}
2554        set path {}
2555        set jump_spec {}
2556        set is_path 0
2557        foreach a $argv {
2558                if {$is_path || [file exists $_prefix$a]} {
2559                        if {$path ne {}} usage
2560                        set path $_prefix$a
2561                        break
2562                } elseif {$a eq {--}} {
2563                        if {$path ne {}} {
2564                                if {$head ne {}} usage
2565                                set head $path
2566                                set path {}
2567                        }
2568                        set is_path 1
2569                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2570                        if {$jump_spec ne {} || $head ne {}} usage
2571                        set jump_spec [list $lnum]
2572                } elseif {$head eq {}} {
2573                        if {$head ne {}} usage
2574                        set head $a
2575                        set is_path 1
2576                } else {
2577                        usage
2578                }
2579        }
2580        unset is_path
2581
2582        if {$head ne {} && $path eq {}} {
2583                set path $_prefix$head
2584                set head {}
2585        }
2586
2587        if {$head eq {}} {
2588                load_current_branch
2589        } else {
2590                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2591                        if {[catch {
2592                                        set head [git rev-parse --verify $head]
2593                                } err]} {
2594                                puts stderr $err
2595                                exit 1
2596                        }
2597                }
2598                set current_branch $head
2599        }
2600
2601        switch -- $subcommand {
2602        browser {
2603                if {$jump_spec ne {}} usage
2604                if {$head eq {}} {
2605                        if {$path ne {} && [file isdirectory $path]} {
2606                                set head $current_branch
2607                        } else {
2608                                set head $path
2609                                set path {}
2610                        }
2611                }
2612                browser::new $head $path
2613        }
2614        blame   {
2615                if {$head eq {} && ![file exists $path]} {
2616                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2617                        exit 1
2618                }
2619                blame::new $head $path $jump_spec
2620        }
2621        }
2622        return
2623}
2624citool -
2625gui {
2626        if {[llength $argv] != 0} {
2627                puts -nonewline stderr "usage: $argv0"
2628                if {$subcommand ne {gui}
2629                        && [file tail $argv0] ne "git-$subcommand"} {
2630                        puts -nonewline stderr " $subcommand"
2631                }
2632                puts stderr {}
2633                exit 1
2634        }
2635        # fall through to setup UI for commits
2636}
2637default {
2638        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2639        exit 1
2640}
2641}
2642
2643# -- Branch Control
2644#
2645frame .branch \
2646        -borderwidth 1 \
2647        -relief sunken
2648label .branch.l1 \
2649        -text [mc "Current Branch:"] \
2650        -anchor w \
2651        -justify left
2652label .branch.cb \
2653        -textvariable current_branch \
2654        -anchor w \
2655        -justify left
2656pack .branch.l1 -side left
2657pack .branch.cb -side left -fill x
2658pack .branch -side top -fill x
2659
2660# -- Main Window Layout
2661#
2662panedwindow .vpane -orient horizontal
2663panedwindow .vpane.files -orient vertical
2664.vpane add .vpane.files -sticky nsew -height 100 -width 200
2665pack .vpane -anchor n -side top -fill both -expand 1
2666
2667# -- Index File List
2668#
2669frame .vpane.files.index -height 100 -width 200
2670label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2671        -background lightgreen -foreground black
2672text $ui_index -background white -foreground black \
2673        -borderwidth 0 \
2674        -width 20 -height 10 \
2675        -wrap none \
2676        -cursor $cursor_ptr \
2677        -xscrollcommand {.vpane.files.index.sx set} \
2678        -yscrollcommand {.vpane.files.index.sy set} \
2679        -state disabled
2680scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2681scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2682pack .vpane.files.index.title -side top -fill x
2683pack .vpane.files.index.sx -side bottom -fill x
2684pack .vpane.files.index.sy -side right -fill y
2685pack $ui_index -side left -fill both -expand 1
2686
2687# -- Working Directory File List
2688#
2689frame .vpane.files.workdir -height 100 -width 200
2690label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2691        -background lightsalmon -foreground black
2692text $ui_workdir -background white -foreground black \
2693        -borderwidth 0 \
2694        -width 20 -height 10 \
2695        -wrap none \
2696        -cursor $cursor_ptr \
2697        -xscrollcommand {.vpane.files.workdir.sx set} \
2698        -yscrollcommand {.vpane.files.workdir.sy set} \
2699        -state disabled
2700scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2701scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2702pack .vpane.files.workdir.title -side top -fill x
2703pack .vpane.files.workdir.sx -side bottom -fill x
2704pack .vpane.files.workdir.sy -side right -fill y
2705pack $ui_workdir -side left -fill both -expand 1
2706
2707.vpane.files add .vpane.files.workdir -sticky nsew
2708.vpane.files add .vpane.files.index -sticky nsew
2709
2710foreach i [list $ui_index $ui_workdir] {
2711        rmsel_tag $i
2712        $i tag conf in_diff -background [$i tag cget in_sel -background]
2713}
2714unset i
2715
2716# -- Diff and Commit Area
2717#
2718frame .vpane.lower -height 300 -width 400
2719frame .vpane.lower.commarea
2720frame .vpane.lower.diff -relief sunken -borderwidth 1
2721pack .vpane.lower.diff -fill both -expand 1
2722pack .vpane.lower.commarea -side bottom -fill x
2723.vpane add .vpane.lower -sticky nsew
2724
2725# -- Commit Area Buttons
2726#
2727frame .vpane.lower.commarea.buttons
2728label .vpane.lower.commarea.buttons.l -text {} \
2729        -anchor w \
2730        -justify left
2731pack .vpane.lower.commarea.buttons.l -side top -fill x
2732pack .vpane.lower.commarea.buttons -side left -fill y
2733
2734button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2735        -command ui_do_rescan
2736pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2737lappend disable_on_lock \
2738        {.vpane.lower.commarea.buttons.rescan conf -state}
2739
2740button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2741        -command do_add_all
2742pack .vpane.lower.commarea.buttons.incall -side top -fill x
2743lappend disable_on_lock \
2744        {.vpane.lower.commarea.buttons.incall conf -state}
2745
2746if {![is_enabled nocommit]} {
2747        button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2748                -command do_signoff
2749        pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2750}
2751
2752button .vpane.lower.commarea.buttons.commit -text [commit_btn_caption] \
2753        -command do_commit
2754pack .vpane.lower.commarea.buttons.commit -side top -fill x
2755lappend disable_on_lock \
2756        {.vpane.lower.commarea.buttons.commit conf -state}
2757
2758if {![is_enabled nocommit]} {
2759        button .vpane.lower.commarea.buttons.push -text [mc Push] \
2760                -command do_push_anywhere
2761        pack .vpane.lower.commarea.buttons.push -side top -fill x
2762}
2763
2764# -- Commit Message Buffer
2765#
2766frame .vpane.lower.commarea.buffer
2767frame .vpane.lower.commarea.buffer.header
2768set ui_comm .vpane.lower.commarea.buffer.t
2769set ui_coml .vpane.lower.commarea.buffer.header.l
2770
2771if {![is_enabled nocommit]} {
2772        radiobutton .vpane.lower.commarea.buffer.header.new \
2773                -text [mc "New Commit"] \
2774                -command do_select_commit_type \
2775                -variable selected_commit_type \
2776                -value new
2777        lappend disable_on_lock \
2778                [list .vpane.lower.commarea.buffer.header.new conf -state]
2779        radiobutton .vpane.lower.commarea.buffer.header.amend \
2780                -text [mc "Amend Last Commit"] \
2781                -command do_select_commit_type \
2782                -variable selected_commit_type \
2783                -value amend
2784        lappend disable_on_lock \
2785                [list .vpane.lower.commarea.buffer.header.amend conf -state]
2786}
2787
2788label $ui_coml \
2789        -anchor w \
2790        -justify left
2791proc trace_commit_type {varname args} {
2792        global ui_coml commit_type
2793        switch -glob -- $commit_type {
2794        initial       {set txt [mc "Initial Commit Message:"]}
2795        amend         {set txt [mc "Amended Commit Message:"]}
2796        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2797        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2798        merge         {set txt [mc "Merge Commit Message:"]}
2799        *             {set txt [mc "Commit Message:"]}
2800        }
2801        $ui_coml conf -text $txt
2802}
2803trace add variable commit_type write trace_commit_type
2804pack $ui_coml -side left -fill x
2805
2806if {![is_enabled nocommit]} {
2807        pack .vpane.lower.commarea.buffer.header.amend -side right
2808        pack .vpane.lower.commarea.buffer.header.new -side right
2809}
2810
2811text $ui_comm -background white -foreground black \
2812        -borderwidth 1 \
2813        -undo true \
2814        -maxundo 20 \
2815        -autoseparators true \
2816        -relief sunken \
2817        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2818        -font font_diff \
2819        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2820scrollbar .vpane.lower.commarea.buffer.sby \
2821        -command [list $ui_comm yview]
2822pack .vpane.lower.commarea.buffer.header -side top -fill x
2823pack .vpane.lower.commarea.buffer.sby -side right -fill y
2824pack $ui_comm -side left -fill y
2825pack .vpane.lower.commarea.buffer -side left -fill y
2826
2827# -- Commit Message Buffer Context Menu
2828#
2829set ctxm .vpane.lower.commarea.buffer.ctxm
2830menu $ctxm -tearoff 0
2831$ctxm add command \
2832        -label [mc Cut] \
2833        -command {tk_textCut $ui_comm}
2834$ctxm add command \
2835        -label [mc Copy] \
2836        -command {tk_textCopy $ui_comm}
2837$ctxm add command \
2838        -label [mc Paste] \
2839        -command {tk_textPaste $ui_comm}
2840$ctxm add command \
2841        -label [mc Delete] \
2842        -command {$ui_comm delete sel.first sel.last}
2843$ctxm add separator
2844$ctxm add command \
2845        -label [mc "Select All"] \
2846        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2847$ctxm add command \
2848        -label [mc "Copy All"] \
2849        -command {
2850                $ui_comm tag add sel 0.0 end
2851                tk_textCopy $ui_comm
2852                $ui_comm tag remove sel 0.0 end
2853        }
2854$ctxm add separator
2855$ctxm add command \
2856        -label [mc "Sign Off"] \
2857        -command do_signoff
2858set ui_comm_ctxm $ctxm
2859
2860# -- Diff Header
2861#
2862proc trace_current_diff_path {varname args} {
2863        global current_diff_path diff_actions file_states
2864        if {$current_diff_path eq {}} {
2865                set s {}
2866                set f {}
2867                set p {}
2868                set o disabled
2869        } else {
2870                set p $current_diff_path
2871                set s [mapdesc [lindex $file_states($p) 0] $p]
2872                set f [mc "File:"]
2873                set p [escape_path $p]
2874                set o normal
2875        }
2876
2877        .vpane.lower.diff.header.status configure -text $s
2878        .vpane.lower.diff.header.file configure -text $f
2879        .vpane.lower.diff.header.path configure -text $p
2880        foreach w $diff_actions {
2881                uplevel #0 $w $o
2882        }
2883}
2884trace add variable current_diff_path write trace_current_diff_path
2885
2886frame .vpane.lower.diff.header -background gold
2887label .vpane.lower.diff.header.status \
2888        -background gold \
2889        -foreground black \
2890        -width $max_status_desc \
2891        -anchor w \
2892        -justify left
2893label .vpane.lower.diff.header.file \
2894        -background gold \
2895        -foreground black \
2896        -anchor w \
2897        -justify left
2898label .vpane.lower.diff.header.path \
2899        -background gold \
2900        -foreground black \
2901        -anchor w \
2902        -justify left
2903pack .vpane.lower.diff.header.status -side left
2904pack .vpane.lower.diff.header.file -side left
2905pack .vpane.lower.diff.header.path -fill x
2906set ctxm .vpane.lower.diff.header.ctxm
2907menu $ctxm -tearoff 0
2908$ctxm add command \
2909        -label [mc Copy] \
2910        -command {
2911                clipboard clear
2912                clipboard append \
2913                        -format STRING \
2914                        -type STRING \
2915                        -- $current_diff_path
2916        }
2917lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2918bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2919
2920# -- Diff Body
2921#
2922frame .vpane.lower.diff.body
2923set ui_diff .vpane.lower.diff.body.t
2924text $ui_diff -background white -foreground black \
2925        -borderwidth 0 \
2926        -width 80 -height 15 -wrap none \
2927        -font font_diff \
2928        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2929        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2930        -state disabled
2931scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2932        -command [list $ui_diff xview]
2933scrollbar .vpane.lower.diff.body.sby -orient vertical \
2934        -command [list $ui_diff yview]
2935pack .vpane.lower.diff.body.sbx -side bottom -fill x
2936pack .vpane.lower.diff.body.sby -side right -fill y
2937pack $ui_diff -side left -fill both -expand 1
2938pack .vpane.lower.diff.header -side top -fill x
2939pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2940
2941$ui_diff tag conf d_cr -elide true
2942$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2943$ui_diff tag conf d_+ -foreground {#00a000}
2944$ui_diff tag conf d_- -foreground red
2945
2946$ui_diff tag conf d_++ -foreground {#00a000}
2947$ui_diff tag conf d_-- -foreground red
2948$ui_diff tag conf d_+s \
2949        -foreground {#00a000} \
2950        -background {#e2effa}
2951$ui_diff tag conf d_-s \
2952        -foreground red \
2953        -background {#e2effa}
2954$ui_diff tag conf d_s+ \
2955        -foreground {#00a000} \
2956        -background ivory1
2957$ui_diff tag conf d_s- \
2958        -foreground red \
2959        -background ivory1
2960
2961$ui_diff tag conf d<<<<<<< \
2962        -foreground orange \
2963        -font font_diffbold
2964$ui_diff tag conf d======= \
2965        -foreground orange \
2966        -font font_diffbold
2967$ui_diff tag conf d>>>>>>> \
2968        -foreground orange \
2969        -font font_diffbold
2970
2971$ui_diff tag raise sel
2972
2973# -- Diff Body Context Menu
2974#
2975
2976proc create_common_diff_popup {ctxm} {
2977        $ctxm add command \
2978                -label [mc "Show Less Context"] \
2979                -command show_less_context
2980        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2981        $ctxm add command \
2982                -label [mc "Show More Context"] \
2983                -command show_more_context
2984        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2985        $ctxm add separator
2986        $ctxm add command \
2987                -label [mc Refresh] \
2988                -command reshow_diff
2989        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2990        $ctxm add command \
2991                -label [mc Copy] \
2992                -command {tk_textCopy $ui_diff}
2993        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2994        $ctxm add command \
2995                -label [mc "Select All"] \
2996                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
2997        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2998        $ctxm add command \
2999                -label [mc "Copy All"] \
3000                -command {
3001                        $ui_diff tag add sel 0.0 end
3002                        tk_textCopy $ui_diff
3003                        $ui_diff tag remove sel 0.0 end
3004                }
3005        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3006        $ctxm add separator
3007        $ctxm add command \
3008                -label [mc "Decrease Font Size"] \
3009                -command {incr_font_size font_diff -1}
3010        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3011        $ctxm add command \
3012                -label [mc "Increase Font Size"] \
3013                -command {incr_font_size font_diff 1}
3014        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3015        $ctxm add separator
3016        set emenu $ctxm.enc
3017        menu $emenu
3018        build_encoding_menu $emenu [list force_diff_encoding]
3019        $ctxm add cascade \
3020                -label [mc "Encoding"] \
3021                -menu $emenu
3022        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3023        $ctxm add separator
3024        $ctxm add command -label [mc "Options..."] \
3025                -command do_options
3026}
3027
3028set ctxm .vpane.lower.diff.body.ctxm
3029menu $ctxm -tearoff 0
3030$ctxm add command \
3031        -label [mc "Apply/Reverse Hunk"] \
3032        -command {apply_hunk $cursorX $cursorY}
3033set ui_diff_applyhunk [$ctxm index last]
3034lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
3035$ctxm add command \
3036        -label [mc "Apply/Reverse Line"] \
3037        -command {apply_line $cursorX $cursorY; do_rescan}
3038set ui_diff_applyline [$ctxm index last]
3039lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
3040$ctxm add separator
3041create_common_diff_popup $ctxm
3042
3043set ctxmmg .vpane.lower.diff.body.ctxmmg
3044menu $ctxmmg -tearoff 0
3045$ctxmmg add command \
3046        -label [mc "Run Merge Tool"] \
3047        -command {merge_resolve_tool}
3048lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3049$ctxmmg add separator
3050$ctxmmg add command \
3051        -label [mc "Use Remote Version"] \
3052        -command {merge_resolve_one 3}
3053lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3054$ctxmmg add command \
3055        -label [mc "Use Local Version"] \
3056        -command {merge_resolve_one 2}
3057lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3058$ctxmmg add command \
3059        -label [mc "Revert To Base"] \
3060        -command {merge_resolve_one 1}
3061lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3062$ctxmmg add separator
3063create_common_diff_popup $ctxmmg
3064
3065proc popup_diff_menu {ctxm ctxmmg x y X Y} {
3066        global current_diff_path file_states
3067        set ::cursorX $x
3068        set ::cursorY $y
3069        if {[info exists file_states($current_diff_path)]} {
3070                set state [lindex $file_states($current_diff_path) 0]
3071        } else {
3072                set state {__}
3073        }
3074        if {[string first {U} $state] >= 0} {
3075                tk_popup $ctxmmg $X $Y
3076        } else {
3077                if {$::ui_index eq $::current_diff_side} {
3078                        set l [mc "Unstage Hunk From Commit"]
3079                        set t [mc "Unstage Line From Commit"]
3080                } else {
3081                        set l [mc "Stage Hunk For Commit"]
3082                        set t [mc "Stage Line For Commit"]
3083                }
3084                if {$::is_3way_diff
3085                        || $current_diff_path eq {}
3086                        || {__} eq $state
3087                        || {_O} eq $state
3088                        || {_T} eq $state
3089                        || {T_} eq $state} {
3090                        set s disabled
3091                } else {
3092                        set s normal
3093                }
3094                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
3095                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
3096                tk_popup $ctxm $X $Y
3097        }
3098}
3099bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
3100
3101# -- Status Bar
3102#
3103set main_status [::status_bar::new .status]
3104pack .status -anchor w -side bottom -fill x
3105$main_status show [mc "Initializing..."]
3106
3107# -- Load geometry
3108#
3109catch {
3110set gm $repo_config(gui.geometry)
3111wm geometry . [lindex $gm 0]
3112.vpane sash place 0 \
3113        [lindex $gm 1] \
3114        [lindex [.vpane sash coord 0] 1]
3115.vpane.files sash place 0 \
3116        [lindex [.vpane.files sash coord 0] 0] \
3117        [lindex $gm 2]
3118unset gm
3119}
3120
3121# -- Key Bindings
3122#
3123bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3124bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
3125bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
3126bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3127bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3128bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3129bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3130bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3131bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3132bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3133bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3134bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3135bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3136bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
3137bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
3138bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
3139bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
3140bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
3141
3142bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3143bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3144bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3145bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3146bind $ui_diff <$M1B-Key-v> {break}
3147bind $ui_diff <$M1B-Key-V> {break}
3148bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3149bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3150bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3151bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3152bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3153bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3154bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
3155bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
3156bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
3157bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
3158bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
3159bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
3160bind $ui_diff <Button-1>   {focus %W}
3161
3162if {[is_enabled branch]} {
3163        bind . <$M1B-Key-n> branch_create::dialog
3164        bind . <$M1B-Key-N> branch_create::dialog
3165        bind . <$M1B-Key-o> branch_checkout::dialog
3166        bind . <$M1B-Key-O> branch_checkout::dialog
3167        bind . <$M1B-Key-m> merge::dialog
3168        bind . <$M1B-Key-M> merge::dialog
3169}
3170if {[is_enabled transport]} {
3171        bind . <$M1B-Key-p> do_push_anywhere
3172        bind . <$M1B-Key-P> do_push_anywhere
3173}
3174
3175bind .   <Key-F5>     ui_do_rescan
3176bind .   <$M1B-Key-r> ui_do_rescan
3177bind .   <$M1B-Key-R> ui_do_rescan
3178bind .   <$M1B-Key-s> do_signoff
3179bind .   <$M1B-Key-S> do_signoff
3180bind .   <$M1B-Key-t> do_add_selection
3181bind .   <$M1B-Key-T> do_add_selection
3182bind .   <$M1B-Key-i> do_add_all
3183bind .   <$M1B-Key-I> do_add_all
3184bind .   <$M1B-Key-minus> {show_less_context;break}
3185bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3186bind .   <$M1B-Key-equal> {show_more_context;break}
3187bind .   <$M1B-Key-plus> {show_more_context;break}
3188bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3189bind .   <$M1B-Key-Return> do_commit
3190foreach i [list $ui_index $ui_workdir] {
3191        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3192        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3193        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3194}
3195unset i
3196
3197set file_lists($ui_index) [list]
3198set file_lists($ui_workdir) [list]
3199
3200wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3201focus -force $ui_comm
3202
3203# -- Warn the user about environmental problems.  Cygwin's Tcl
3204#    does *not* pass its env array onto any processes it spawns.
3205#    This means that git processes get none of our environment.
3206#
3207if {[is_Cygwin]} {
3208        set ignored_env 0
3209        set suggest_user {}
3210        set msg [mc "Possible environment issues exist.
3211
3212The following environment variables are probably
3213going to be ignored by any Git subprocess run
3214by %s:
3215
3216" [appname]]
3217        foreach name [array names env] {
3218                switch -regexp -- $name {
3219                {^GIT_INDEX_FILE$} -
3220                {^GIT_OBJECT_DIRECTORY$} -
3221                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3222                {^GIT_DIFF_OPTS$} -
3223                {^GIT_EXTERNAL_DIFF$} -
3224                {^GIT_PAGER$} -
3225                {^GIT_TRACE$} -
3226                {^GIT_CONFIG$} -
3227                {^GIT_CONFIG_LOCAL$} -
3228                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3229                        append msg " - $name\n"
3230                        incr ignored_env
3231                }
3232                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3233                        append msg " - $name\n"
3234                        incr ignored_env
3235                        set suggest_user $name
3236                }
3237                }
3238        }
3239        if {$ignored_env > 0} {
3240                append msg [mc "
3241This is due to a known issue with the
3242Tcl binary distributed by Cygwin."]
3243
3244                if {$suggest_user ne {}} {
3245                        append msg [mc "
3246
3247A good replacement for %s
3248is placing values for the user.name and
3249user.email settings into your personal
3250~/.gitconfig file.
3251" $suggest_user]
3252                }
3253                warn_popup $msg
3254        }
3255        unset ignored_env msg suggest_user name
3256}
3257
3258# -- Only initialize complex UI if we are going to stay running.
3259#
3260if {[is_enabled transport]} {
3261        load_all_remotes
3262
3263        set n [.mbar.remote index end]
3264        populate_push_menu
3265        populate_fetch_menu
3266        set n [expr {[.mbar.remote index end] - $n}]
3267        if {$n > 0} {
3268                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3269                .mbar.remote insert $n separator
3270        }
3271        unset n
3272}
3273
3274if {[winfo exists $ui_comm]} {
3275        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3276
3277        # -- If both our backup and message files exist use the
3278        #    newer of the two files to initialize the buffer.
3279        #
3280        if {$GITGUI_BCK_exists} {
3281                set m [gitdir GITGUI_MSG]
3282                if {[file isfile $m]} {
3283                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3284                                catch {file delete [gitdir GITGUI_MSG]}
3285                        } else {
3286                                $ui_comm delete 0.0 end
3287                                $ui_comm edit reset
3288                                $ui_comm edit modified false
3289                                catch {file delete [gitdir GITGUI_BCK]}
3290                                set GITGUI_BCK_exists 0
3291                        }
3292                }
3293                unset m
3294        }
3295
3296        proc backup_commit_buffer {} {
3297                global ui_comm GITGUI_BCK_exists
3298
3299                set m [$ui_comm edit modified]
3300                if {$m || $GITGUI_BCK_exists} {
3301                        set msg [string trim [$ui_comm get 0.0 end]]
3302                        regsub -all -line {[ \r\t]+$} $msg {} msg
3303
3304                        if {$msg eq {}} {
3305                                if {$GITGUI_BCK_exists} {
3306                                        catch {file delete [gitdir GITGUI_BCK]}
3307                                        set GITGUI_BCK_exists 0
3308                                }
3309                        } elseif {$m} {
3310                                catch {
3311                                        set fd [open [gitdir GITGUI_BCK] w]
3312                                        puts -nonewline $fd $msg
3313                                        close $fd
3314                                        set GITGUI_BCK_exists 1
3315                                }
3316                        }
3317
3318                        $ui_comm edit modified false
3319                }
3320
3321                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3322        }
3323
3324        backup_commit_buffer
3325
3326        # -- If the user has aspell available we can drive it
3327        #    in pipe mode to spellcheck the commit message.
3328        #
3329        set spell_cmd [list |]
3330        set spell_dict [get_config gui.spellingdictionary]
3331        lappend spell_cmd aspell
3332        if {$spell_dict ne {}} {
3333                lappend spell_cmd --master=$spell_dict
3334        }
3335        lappend spell_cmd --mode=none
3336        lappend spell_cmd --encoding=utf-8
3337        lappend spell_cmd pipe
3338        if {$spell_dict eq {none}
3339         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3340                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3341        } else {
3342                set ui_comm_spell [spellcheck::init \
3343                        $spell_fd \
3344                        $ui_comm \
3345                        $ui_comm_ctxm \
3346                ]
3347        }
3348        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3349}
3350
3351lock_index begin-read
3352if {![winfo ismapped .]} {
3353        wm deiconify .
3354}
3355after 1 {
3356        if {[is_enabled initialamend]} {
3357                force_amend
3358        } else {
3359                do_rescan
3360        }
3361
3362        if {[is_enabled nocommitmsg]} {
3363                $ui_comm configure -state disabled -background gray
3364        }
3365}
3366if {[is_enabled multicommit]} {
3367        after 1000 hint_gc
3368}
3369if {[is_enabled retcode]} {
3370        bind . <Destroy> {+terminate_me %W}
3371}