fffb1e99675ca5db0b8a9f5c66e344405651b876
   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                        # $w must always be $ui_workdir, but...
2094                        if {$w ne $ui_workdir} { set lno {} }
2095                        merge_stage_workdir $path $lno
2096                        return
2097                }
2098
2099                if {[string index $state 1] eq {O}} {
2100                        set mmask {}
2101                } else {
2102                        set mmask {[^O]}
2103                }
2104
2105                set after [next_diff_after_action $w $path $lno $mmask]
2106
2107                if {$w eq $ui_index} {
2108                        update_indexinfo \
2109                                "Unstaging [short_path $path] from commit" \
2110                                [list $path] \
2111                                [concat $after [list ui_ready]]
2112                } elseif {$w eq $ui_workdir} {
2113                        update_index \
2114                                "Adding [short_path $path]" \
2115                                [list $path] \
2116                                [concat $after [list ui_ready]]
2117                }
2118        } else {
2119                show_diff $path $w $lno
2120        }
2121}
2122
2123proc add_one_to_selection {w x y} {
2124        global file_lists last_clicked selected_paths
2125
2126        set lno [lindex [split [$w index @$x,$y] .] 0]
2127        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2128        if {$path eq {}} {
2129                set last_clicked {}
2130                return
2131        }
2132
2133        if {$last_clicked ne {}
2134                && [lindex $last_clicked 0] ne $w} {
2135                array unset selected_paths
2136                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2137        }
2138
2139        set last_clicked [list $w $lno]
2140        if {[catch {set in_sel $selected_paths($path)}]} {
2141                set in_sel 0
2142        }
2143        if {$in_sel} {
2144                unset selected_paths($path)
2145                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2146        } else {
2147                set selected_paths($path) 1
2148                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2149        }
2150}
2151
2152proc add_range_to_selection {w x y} {
2153        global file_lists last_clicked selected_paths
2154
2155        if {[lindex $last_clicked 0] ne $w} {
2156                toggle_or_diff $w $x $y
2157                return
2158        }
2159
2160        set lno [lindex [split [$w index @$x,$y] .] 0]
2161        set lc [lindex $last_clicked 1]
2162        if {$lc < $lno} {
2163                set begin $lc
2164                set end $lno
2165        } else {
2166                set begin $lno
2167                set end $lc
2168        }
2169
2170        foreach path [lrange $file_lists($w) \
2171                [expr {$begin - 1}] \
2172                [expr {$end - 1}]] {
2173                set selected_paths($path) 1
2174        }
2175        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2176}
2177
2178proc show_more_context {} {
2179        global repo_config
2180        if {$repo_config(gui.diffcontext) < 99} {
2181                incr repo_config(gui.diffcontext)
2182                reshow_diff
2183        }
2184}
2185
2186proc show_less_context {} {
2187        global repo_config
2188        if {$repo_config(gui.diffcontext) > 1} {
2189                incr repo_config(gui.diffcontext) -1
2190                reshow_diff
2191        }
2192}
2193
2194######################################################################
2195##
2196## ui construction
2197
2198load_config 0
2199apply_config
2200set ui_comm {}
2201
2202# -- Menu Bar
2203#
2204menu .mbar -tearoff 0
2205.mbar add cascade -label [mc Repository] -menu .mbar.repository
2206.mbar add cascade -label [mc Edit] -menu .mbar.edit
2207if {[is_enabled branch]} {
2208        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2209}
2210if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2211        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2212}
2213if {[is_enabled transport]} {
2214        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2215        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2216}
2217. configure -menu .mbar
2218
2219# -- Repository Menu
2220#
2221menu .mbar.repository
2222
2223.mbar.repository add command \
2224        -label [mc "Browse Current Branch's Files"] \
2225        -command {browser::new $current_branch}
2226set ui_browse_current [.mbar.repository index last]
2227.mbar.repository add command \
2228        -label [mc "Browse Branch Files..."] \
2229        -command browser_open::dialog
2230.mbar.repository add separator
2231
2232.mbar.repository add command \
2233        -label [mc "Visualize Current Branch's History"] \
2234        -command {do_gitk $current_branch}
2235set ui_visualize_current [.mbar.repository index last]
2236.mbar.repository add command \
2237        -label [mc "Visualize All Branch History"] \
2238        -command {do_gitk --all}
2239.mbar.repository add separator
2240
2241proc current_branch_write {args} {
2242        global current_branch
2243        .mbar.repository entryconf $::ui_browse_current \
2244                -label [mc "Browse %s's Files" $current_branch]
2245        .mbar.repository entryconf $::ui_visualize_current \
2246                -label [mc "Visualize %s's History" $current_branch]
2247}
2248trace add variable current_branch write current_branch_write
2249
2250if {[is_enabled multicommit]} {
2251        .mbar.repository add command -label [mc "Database Statistics"] \
2252                -command do_stats
2253
2254        .mbar.repository add command -label [mc "Compress Database"] \
2255                -command do_gc
2256
2257        .mbar.repository add command -label [mc "Verify Database"] \
2258                -command do_fsck_objects
2259
2260        .mbar.repository add separator
2261
2262        if {[is_Cygwin]} {
2263                .mbar.repository add command \
2264                        -label [mc "Create Desktop Icon"] \
2265                        -command do_cygwin_shortcut
2266        } elseif {[is_Windows]} {
2267                .mbar.repository add command \
2268                        -label [mc "Create Desktop Icon"] \
2269                        -command do_windows_shortcut
2270        } elseif {[is_MacOSX]} {
2271                .mbar.repository add command \
2272                        -label [mc "Create Desktop Icon"] \
2273                        -command do_macosx_app
2274        }
2275}
2276
2277if {[is_MacOSX]} {
2278        proc ::tk::mac::Quit {args} { do_quit }
2279} else {
2280        .mbar.repository add command -label [mc Quit] \
2281                -command do_quit \
2282                -accelerator $M1T-Q
2283}
2284
2285# -- Edit Menu
2286#
2287menu .mbar.edit
2288.mbar.edit add command -label [mc Undo] \
2289        -command {catch {[focus] edit undo}} \
2290        -accelerator $M1T-Z
2291.mbar.edit add command -label [mc Redo] \
2292        -command {catch {[focus] edit redo}} \
2293        -accelerator $M1T-Y
2294.mbar.edit add separator
2295.mbar.edit add command -label [mc Cut] \
2296        -command {catch {tk_textCut [focus]}} \
2297        -accelerator $M1T-X
2298.mbar.edit add command -label [mc Copy] \
2299        -command {catch {tk_textCopy [focus]}} \
2300        -accelerator $M1T-C
2301.mbar.edit add command -label [mc Paste] \
2302        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2303        -accelerator $M1T-V
2304.mbar.edit add command -label [mc Delete] \
2305        -command {catch {[focus] delete sel.first sel.last}} \
2306        -accelerator Del
2307.mbar.edit add separator
2308.mbar.edit add command -label [mc "Select All"] \
2309        -command {catch {[focus] tag add sel 0.0 end}} \
2310        -accelerator $M1T-A
2311
2312# -- Branch Menu
2313#
2314if {[is_enabled branch]} {
2315        menu .mbar.branch
2316
2317        .mbar.branch add command -label [mc "Create..."] \
2318                -command branch_create::dialog \
2319                -accelerator $M1T-N
2320        lappend disable_on_lock [list .mbar.branch entryconf \
2321                [.mbar.branch index last] -state]
2322
2323        .mbar.branch add command -label [mc "Checkout..."] \
2324                -command branch_checkout::dialog \
2325                -accelerator $M1T-O
2326        lappend disable_on_lock [list .mbar.branch entryconf \
2327                [.mbar.branch index last] -state]
2328
2329        .mbar.branch add command -label [mc "Rename..."] \
2330                -command branch_rename::dialog
2331        lappend disable_on_lock [list .mbar.branch entryconf \
2332                [.mbar.branch index last] -state]
2333
2334        .mbar.branch add command -label [mc "Delete..."] \
2335                -command branch_delete::dialog
2336        lappend disable_on_lock [list .mbar.branch entryconf \
2337                [.mbar.branch index last] -state]
2338
2339        .mbar.branch add command -label [mc "Reset..."] \
2340                -command merge::reset_hard
2341        lappend disable_on_lock [list .mbar.branch entryconf \
2342                [.mbar.branch index last] -state]
2343}
2344
2345# -- Commit Menu
2346#
2347proc commit_btn_caption {} {
2348        if {[is_enabled nocommit]} {
2349                return [mc "Done"]
2350        } else {
2351                return [mc Commit@@verb]
2352        }
2353}
2354
2355if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2356        menu .mbar.commit
2357
2358        if {![is_enabled nocommit]} {
2359                .mbar.commit add radiobutton \
2360                        -label [mc "New Commit"] \
2361                        -command do_select_commit_type \
2362                        -variable selected_commit_type \
2363                        -value new
2364                lappend disable_on_lock \
2365                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2366
2367                .mbar.commit add radiobutton \
2368                        -label [mc "Amend Last Commit"] \
2369                        -command do_select_commit_type \
2370                        -variable selected_commit_type \
2371                        -value amend
2372                lappend disable_on_lock \
2373                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2374
2375                .mbar.commit add separator
2376        }
2377
2378        .mbar.commit add command -label [mc Rescan] \
2379                -command ui_do_rescan \
2380                -accelerator F5
2381        lappend disable_on_lock \
2382                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2383
2384        .mbar.commit add command -label [mc "Stage To Commit"] \
2385                -command do_add_selection \
2386                -accelerator $M1T-T
2387        lappend disable_on_lock \
2388                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2389
2390        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2391                -command do_add_all \
2392                -accelerator $M1T-I
2393        lappend disable_on_lock \
2394                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2395
2396        .mbar.commit add command -label [mc "Unstage From Commit"] \
2397                -command do_unstage_selection
2398        lappend disable_on_lock \
2399                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2400
2401        .mbar.commit add command -label [mc "Revert Changes"] \
2402                -command do_revert_selection
2403        lappend disable_on_lock \
2404                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2405
2406        .mbar.commit add separator
2407
2408        .mbar.commit add command -label [mc "Show Less Context"] \
2409                -command show_less_context \
2410                -accelerator $M1T-\-
2411
2412        .mbar.commit add command -label [mc "Show More Context"] \
2413                -command show_more_context \
2414                -accelerator $M1T-=
2415
2416        .mbar.commit add separator
2417
2418        if {![is_enabled nocommitmsg]} {
2419                .mbar.commit add command -label [mc "Sign Off"] \
2420                        -command do_signoff \
2421                        -accelerator $M1T-S
2422        }
2423
2424        .mbar.commit add command -label [commit_btn_caption] \
2425                -command do_commit \
2426                -accelerator $M1T-Return
2427        lappend disable_on_lock \
2428                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2429}
2430
2431# -- Merge Menu
2432#
2433if {[is_enabled branch]} {
2434        menu .mbar.merge
2435        .mbar.merge add command -label [mc "Local Merge..."] \
2436                -command merge::dialog \
2437                -accelerator $M1T-M
2438        lappend disable_on_lock \
2439                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2440        .mbar.merge add command -label [mc "Abort Merge..."] \
2441                -command merge::reset_hard
2442        lappend disable_on_lock \
2443                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2444}
2445
2446# -- Transport Menu
2447#
2448if {[is_enabled transport]} {
2449        menu .mbar.remote
2450
2451        .mbar.remote add command \
2452                -label [mc "Add..."] \
2453                -command remote_add::dialog \
2454                -accelerator $M1T-A
2455        .mbar.remote add command \
2456                -label [mc "Push..."] \
2457                -command do_push_anywhere \
2458                -accelerator $M1T-P
2459        .mbar.remote add command \
2460                -label [mc "Delete Branch..."] \
2461                -command remote_branch_delete::dialog
2462}
2463
2464if {[is_MacOSX]} {
2465        # -- Apple Menu (Mac OS X only)
2466        #
2467        .mbar add cascade -label Apple -menu .mbar.apple
2468        menu .mbar.apple
2469
2470        .mbar.apple add command -label [mc "About %s" [appname]] \
2471                -command do_about
2472        .mbar.apple add separator
2473        .mbar.apple add command \
2474                -label [mc "Preferences..."] \
2475                -command do_options \
2476                -accelerator $M1T-,
2477        bind . <$M1B-,> do_options
2478} else {
2479        # -- Edit Menu
2480        #
2481        .mbar.edit add separator
2482        .mbar.edit add command -label [mc "Options..."] \
2483                -command do_options
2484}
2485
2486# -- Help Menu
2487#
2488.mbar add cascade -label [mc Help] -menu .mbar.help
2489menu .mbar.help
2490
2491if {![is_MacOSX]} {
2492        .mbar.help add command -label [mc "About %s" [appname]] \
2493                -command do_about
2494}
2495
2496
2497set doc_path [file dirname [gitexec]]
2498set doc_path [file join $doc_path Documentation index.html]
2499
2500if {[is_Cygwin]} {
2501        set doc_path [exec cygpath --mixed $doc_path]
2502}
2503
2504if {[file isfile $doc_path]} {
2505        set doc_url "file:$doc_path"
2506} else {
2507        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2508}
2509
2510proc start_browser {url} {
2511        git "web--browse" $url
2512}
2513
2514.mbar.help add command -label [mc "Online Documentation"] \
2515        -command [list start_browser $doc_url]
2516unset doc_path doc_url
2517
2518# -- Standard bindings
2519#
2520wm protocol . WM_DELETE_WINDOW do_quit
2521bind all <$M1B-Key-q> do_quit
2522bind all <$M1B-Key-Q> do_quit
2523bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2524bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2525
2526set subcommand_args {}
2527proc usage {} {
2528        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2529        exit 1
2530}
2531
2532# -- Not a normal commit type invocation?  Do that instead!
2533#
2534switch -- $subcommand {
2535browser -
2536blame {
2537        if {$subcommand eq "blame"} {
2538                set subcommand_args {[--line=<num>] rev? path}
2539        } else {
2540                set subcommand_args {rev? path}
2541        }
2542        if {$argv eq {}} usage
2543        set head {}
2544        set path {}
2545        set jump_spec {}
2546        set is_path 0
2547        foreach a $argv {
2548                if {$is_path || [file exists $_prefix$a]} {
2549                        if {$path ne {}} usage
2550                        set path $_prefix$a
2551                        break
2552                } elseif {$a eq {--}} {
2553                        if {$path ne {}} {
2554                                if {$head ne {}} usage
2555                                set head $path
2556                                set path {}
2557                        }
2558                        set is_path 1
2559                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2560                        if {$jump_spec ne {} || $head ne {}} usage
2561                        set jump_spec [list $lnum]
2562                } elseif {$head eq {}} {
2563                        if {$head ne {}} usage
2564                        set head $a
2565                        set is_path 1
2566                } else {
2567                        usage
2568                }
2569        }
2570        unset is_path
2571
2572        if {$head ne {} && $path eq {}} {
2573                set path $_prefix$head
2574                set head {}
2575        }
2576
2577        if {$head eq {}} {
2578                load_current_branch
2579        } else {
2580                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2581                        if {[catch {
2582                                        set head [git rev-parse --verify $head]
2583                                } err]} {
2584                                puts stderr $err
2585                                exit 1
2586                        }
2587                }
2588                set current_branch $head
2589        }
2590
2591        switch -- $subcommand {
2592        browser {
2593                if {$jump_spec ne {}} usage
2594                if {$head eq {}} {
2595                        if {$path ne {} && [file isdirectory $path]} {
2596                                set head $current_branch
2597                        } else {
2598                                set head $path
2599                                set path {}
2600                        }
2601                }
2602                browser::new $head $path
2603        }
2604        blame   {
2605                if {$head eq {} && ![file exists $path]} {
2606                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2607                        exit 1
2608                }
2609                blame::new $head $path $jump_spec
2610        }
2611        }
2612        return
2613}
2614citool -
2615gui {
2616        if {[llength $argv] != 0} {
2617                puts -nonewline stderr "usage: $argv0"
2618                if {$subcommand ne {gui}
2619                        && [file tail $argv0] ne "git-$subcommand"} {
2620                        puts -nonewline stderr " $subcommand"
2621                }
2622                puts stderr {}
2623                exit 1
2624        }
2625        # fall through to setup UI for commits
2626}
2627default {
2628        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2629        exit 1
2630}
2631}
2632
2633# -- Branch Control
2634#
2635frame .branch \
2636        -borderwidth 1 \
2637        -relief sunken
2638label .branch.l1 \
2639        -text [mc "Current Branch:"] \
2640        -anchor w \
2641        -justify left
2642label .branch.cb \
2643        -textvariable current_branch \
2644        -anchor w \
2645        -justify left
2646pack .branch.l1 -side left
2647pack .branch.cb -side left -fill x
2648pack .branch -side top -fill x
2649
2650# -- Main Window Layout
2651#
2652panedwindow .vpane -orient horizontal
2653panedwindow .vpane.files -orient vertical
2654.vpane add .vpane.files -sticky nsew -height 100 -width 200
2655pack .vpane -anchor n -side top -fill both -expand 1
2656
2657# -- Index File List
2658#
2659frame .vpane.files.index -height 100 -width 200
2660label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2661        -background lightgreen -foreground black
2662text $ui_index -background white -foreground black \
2663        -borderwidth 0 \
2664        -width 20 -height 10 \
2665        -wrap none \
2666        -cursor $cursor_ptr \
2667        -xscrollcommand {.vpane.files.index.sx set} \
2668        -yscrollcommand {.vpane.files.index.sy set} \
2669        -state disabled
2670scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2671scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2672pack .vpane.files.index.title -side top -fill x
2673pack .vpane.files.index.sx -side bottom -fill x
2674pack .vpane.files.index.sy -side right -fill y
2675pack $ui_index -side left -fill both -expand 1
2676
2677# -- Working Directory File List
2678#
2679frame .vpane.files.workdir -height 100 -width 200
2680label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2681        -background lightsalmon -foreground black
2682text $ui_workdir -background white -foreground black \
2683        -borderwidth 0 \
2684        -width 20 -height 10 \
2685        -wrap none \
2686        -cursor $cursor_ptr \
2687        -xscrollcommand {.vpane.files.workdir.sx set} \
2688        -yscrollcommand {.vpane.files.workdir.sy set} \
2689        -state disabled
2690scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2691scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2692pack .vpane.files.workdir.title -side top -fill x
2693pack .vpane.files.workdir.sx -side bottom -fill x
2694pack .vpane.files.workdir.sy -side right -fill y
2695pack $ui_workdir -side left -fill both -expand 1
2696
2697.vpane.files add .vpane.files.workdir -sticky nsew
2698.vpane.files add .vpane.files.index -sticky nsew
2699
2700foreach i [list $ui_index $ui_workdir] {
2701        rmsel_tag $i
2702        $i tag conf in_diff -background [$i tag cget in_sel -background]
2703}
2704unset i
2705
2706# -- Diff and Commit Area
2707#
2708frame .vpane.lower -height 300 -width 400
2709frame .vpane.lower.commarea
2710frame .vpane.lower.diff -relief sunken -borderwidth 1
2711pack .vpane.lower.diff -fill both -expand 1
2712pack .vpane.lower.commarea -side bottom -fill x
2713.vpane add .vpane.lower -sticky nsew
2714
2715# -- Commit Area Buttons
2716#
2717frame .vpane.lower.commarea.buttons
2718label .vpane.lower.commarea.buttons.l -text {} \
2719        -anchor w \
2720        -justify left
2721pack .vpane.lower.commarea.buttons.l -side top -fill x
2722pack .vpane.lower.commarea.buttons -side left -fill y
2723
2724button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2725        -command ui_do_rescan
2726pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2727lappend disable_on_lock \
2728        {.vpane.lower.commarea.buttons.rescan conf -state}
2729
2730button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2731        -command do_add_all
2732pack .vpane.lower.commarea.buttons.incall -side top -fill x
2733lappend disable_on_lock \
2734        {.vpane.lower.commarea.buttons.incall conf -state}
2735
2736if {![is_enabled nocommitmsg]} {
2737        button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2738                -command do_signoff
2739        pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2740}
2741
2742button .vpane.lower.commarea.buttons.commit -text [commit_btn_caption] \
2743        -command do_commit
2744pack .vpane.lower.commarea.buttons.commit -side top -fill x
2745lappend disable_on_lock \
2746        {.vpane.lower.commarea.buttons.commit conf -state}
2747
2748if {![is_enabled nocommit]} {
2749        button .vpane.lower.commarea.buttons.push -text [mc Push] \
2750                -command do_push_anywhere
2751        pack .vpane.lower.commarea.buttons.push -side top -fill x
2752}
2753
2754# -- Commit Message Buffer
2755#
2756frame .vpane.lower.commarea.buffer
2757frame .vpane.lower.commarea.buffer.header
2758set ui_comm .vpane.lower.commarea.buffer.t
2759set ui_coml .vpane.lower.commarea.buffer.header.l
2760
2761if {![is_enabled nocommit]} {
2762        radiobutton .vpane.lower.commarea.buffer.header.new \
2763                -text [mc "New Commit"] \
2764                -command do_select_commit_type \
2765                -variable selected_commit_type \
2766                -value new
2767        lappend disable_on_lock \
2768                [list .vpane.lower.commarea.buffer.header.new conf -state]
2769        radiobutton .vpane.lower.commarea.buffer.header.amend \
2770                -text [mc "Amend Last Commit"] \
2771                -command do_select_commit_type \
2772                -variable selected_commit_type \
2773                -value amend
2774        lappend disable_on_lock \
2775                [list .vpane.lower.commarea.buffer.header.amend conf -state]
2776}
2777
2778label $ui_coml \
2779        -anchor w \
2780        -justify left
2781proc trace_commit_type {varname args} {
2782        global ui_coml commit_type
2783        switch -glob -- $commit_type {
2784        initial       {set txt [mc "Initial Commit Message:"]}
2785        amend         {set txt [mc "Amended Commit Message:"]}
2786        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2787        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2788        merge         {set txt [mc "Merge Commit Message:"]}
2789        *             {set txt [mc "Commit Message:"]}
2790        }
2791        $ui_coml conf -text $txt
2792}
2793trace add variable commit_type write trace_commit_type
2794pack $ui_coml -side left -fill x
2795
2796if {![is_enabled nocommit]} {
2797        pack .vpane.lower.commarea.buffer.header.amend -side right
2798        pack .vpane.lower.commarea.buffer.header.new -side right
2799}
2800
2801text $ui_comm -background white -foreground black \
2802        -borderwidth 1 \
2803        -undo true \
2804        -maxundo 20 \
2805        -autoseparators true \
2806        -relief sunken \
2807        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2808        -font font_diff \
2809        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2810scrollbar .vpane.lower.commarea.buffer.sby \
2811        -command [list $ui_comm yview]
2812pack .vpane.lower.commarea.buffer.header -side top -fill x
2813pack .vpane.lower.commarea.buffer.sby -side right -fill y
2814pack $ui_comm -side left -fill y
2815pack .vpane.lower.commarea.buffer -side left -fill y
2816
2817# -- Commit Message Buffer Context Menu
2818#
2819set ctxm .vpane.lower.commarea.buffer.ctxm
2820menu $ctxm -tearoff 0
2821$ctxm add command \
2822        -label [mc Cut] \
2823        -command {tk_textCut $ui_comm}
2824$ctxm add command \
2825        -label [mc Copy] \
2826        -command {tk_textCopy $ui_comm}
2827$ctxm add command \
2828        -label [mc Paste] \
2829        -command {tk_textPaste $ui_comm}
2830$ctxm add command \
2831        -label [mc Delete] \
2832        -command {$ui_comm delete sel.first sel.last}
2833$ctxm add separator
2834$ctxm add command \
2835        -label [mc "Select All"] \
2836        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2837$ctxm add command \
2838        -label [mc "Copy All"] \
2839        -command {
2840                $ui_comm tag add sel 0.0 end
2841                tk_textCopy $ui_comm
2842                $ui_comm tag remove sel 0.0 end
2843        }
2844$ctxm add separator
2845$ctxm add command \
2846        -label [mc "Sign Off"] \
2847        -command do_signoff
2848set ui_comm_ctxm $ctxm
2849
2850# -- Diff Header
2851#
2852proc trace_current_diff_path {varname args} {
2853        global current_diff_path diff_actions file_states
2854        if {$current_diff_path eq {}} {
2855                set s {}
2856                set f {}
2857                set p {}
2858                set o disabled
2859        } else {
2860                set p $current_diff_path
2861                set s [mapdesc [lindex $file_states($p) 0] $p]
2862                set f [mc "File:"]
2863                set p [escape_path $p]
2864                set o normal
2865        }
2866
2867        .vpane.lower.diff.header.status configure -text $s
2868        .vpane.lower.diff.header.file configure -text $f
2869        .vpane.lower.diff.header.path configure -text $p
2870        foreach w $diff_actions {
2871                uplevel #0 $w $o
2872        }
2873}
2874trace add variable current_diff_path write trace_current_diff_path
2875
2876frame .vpane.lower.diff.header -background gold
2877label .vpane.lower.diff.header.status \
2878        -background gold \
2879        -foreground black \
2880        -width $max_status_desc \
2881        -anchor w \
2882        -justify left
2883label .vpane.lower.diff.header.file \
2884        -background gold \
2885        -foreground black \
2886        -anchor w \
2887        -justify left
2888label .vpane.lower.diff.header.path \
2889        -background gold \
2890        -foreground black \
2891        -anchor w \
2892        -justify left
2893pack .vpane.lower.diff.header.status -side left
2894pack .vpane.lower.diff.header.file -side left
2895pack .vpane.lower.diff.header.path -fill x
2896set ctxm .vpane.lower.diff.header.ctxm
2897menu $ctxm -tearoff 0
2898$ctxm add command \
2899        -label [mc Copy] \
2900        -command {
2901                clipboard clear
2902                clipboard append \
2903                        -format STRING \
2904                        -type STRING \
2905                        -- $current_diff_path
2906        }
2907lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2908bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2909
2910# -- Diff Body
2911#
2912frame .vpane.lower.diff.body
2913set ui_diff .vpane.lower.diff.body.t
2914text $ui_diff -background white -foreground black \
2915        -borderwidth 0 \
2916        -width 80 -height 15 -wrap none \
2917        -font font_diff \
2918        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2919        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2920        -state disabled
2921scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2922        -command [list $ui_diff xview]
2923scrollbar .vpane.lower.diff.body.sby -orient vertical \
2924        -command [list $ui_diff yview]
2925pack .vpane.lower.diff.body.sbx -side bottom -fill x
2926pack .vpane.lower.diff.body.sby -side right -fill y
2927pack $ui_diff -side left -fill both -expand 1
2928pack .vpane.lower.diff.header -side top -fill x
2929pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2930
2931$ui_diff tag conf d_cr -elide true
2932$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2933$ui_diff tag conf d_+ -foreground {#00a000}
2934$ui_diff tag conf d_- -foreground red
2935
2936$ui_diff tag conf d_++ -foreground {#00a000}
2937$ui_diff tag conf d_-- -foreground red
2938$ui_diff tag conf d_+s \
2939        -foreground {#00a000} \
2940        -background {#e2effa}
2941$ui_diff tag conf d_-s \
2942        -foreground red \
2943        -background {#e2effa}
2944$ui_diff tag conf d_s+ \
2945        -foreground {#00a000} \
2946        -background ivory1
2947$ui_diff tag conf d_s- \
2948        -foreground red \
2949        -background ivory1
2950
2951$ui_diff tag conf d<<<<<<< \
2952        -foreground orange \
2953        -font font_diffbold
2954$ui_diff tag conf d======= \
2955        -foreground orange \
2956        -font font_diffbold
2957$ui_diff tag conf d>>>>>>> \
2958        -foreground orange \
2959        -font font_diffbold
2960
2961$ui_diff tag raise sel
2962
2963# -- Diff Body Context Menu
2964#
2965
2966proc create_common_diff_popup {ctxm} {
2967        $ctxm add command \
2968                -label [mc "Show Less Context"] \
2969                -command show_less_context
2970        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2971        $ctxm add command \
2972                -label [mc "Show More Context"] \
2973                -command show_more_context
2974        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2975        $ctxm add separator
2976        $ctxm add command \
2977                -label [mc Refresh] \
2978                -command reshow_diff
2979        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2980        $ctxm add command \
2981                -label [mc Copy] \
2982                -command {tk_textCopy $ui_diff}
2983        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2984        $ctxm add command \
2985                -label [mc "Select All"] \
2986                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
2987        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2988        $ctxm add command \
2989                -label [mc "Copy All"] \
2990                -command {
2991                        $ui_diff tag add sel 0.0 end
2992                        tk_textCopy $ui_diff
2993                        $ui_diff tag remove sel 0.0 end
2994                }
2995        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2996        $ctxm add separator
2997        $ctxm add command \
2998                -label [mc "Decrease Font Size"] \
2999                -command {incr_font_size font_diff -1}
3000        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3001        $ctxm add command \
3002                -label [mc "Increase Font Size"] \
3003                -command {incr_font_size font_diff 1}
3004        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3005        $ctxm add separator
3006        set emenu $ctxm.enc
3007        menu $emenu
3008        build_encoding_menu $emenu [list force_diff_encoding]
3009        $ctxm add cascade \
3010                -label [mc "Encoding"] \
3011                -menu $emenu
3012        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3013        $ctxm add separator
3014        $ctxm add command -label [mc "Options..."] \
3015                -command do_options
3016}
3017
3018set ctxm .vpane.lower.diff.body.ctxm
3019menu $ctxm -tearoff 0
3020$ctxm add command \
3021        -label [mc "Apply/Reverse Hunk"] \
3022        -command {apply_hunk $cursorX $cursorY}
3023set ui_diff_applyhunk [$ctxm index last]
3024lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
3025$ctxm add command \
3026        -label [mc "Apply/Reverse Line"] \
3027        -command {apply_line $cursorX $cursorY; do_rescan}
3028set ui_diff_applyline [$ctxm index last]
3029lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
3030$ctxm add separator
3031create_common_diff_popup $ctxm
3032
3033set ctxmmg .vpane.lower.diff.body.ctxmmg
3034menu $ctxmmg -tearoff 0
3035$ctxmmg add command \
3036        -label [mc "Run Merge Tool"] \
3037        -command {merge_resolve_tool}
3038lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3039$ctxmmg add separator
3040$ctxmmg add command \
3041        -label [mc "Use Remote Version"] \
3042        -command {merge_resolve_one 3}
3043lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3044$ctxmmg add command \
3045        -label [mc "Use Local Version"] \
3046        -command {merge_resolve_one 2}
3047lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3048$ctxmmg add command \
3049        -label [mc "Revert To Base"] \
3050        -command {merge_resolve_one 1}
3051lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3052$ctxmmg add separator
3053create_common_diff_popup $ctxmmg
3054
3055proc popup_diff_menu {ctxm ctxmmg x y X Y} {
3056        global current_diff_path file_states
3057        set ::cursorX $x
3058        set ::cursorY $y
3059        if {[info exists file_states($current_diff_path)]} {
3060                set state [lindex $file_states($current_diff_path) 0]
3061        } else {
3062                set state {__}
3063        }
3064        if {[string first {U} $state] >= 0} {
3065                tk_popup $ctxmmg $X $Y
3066        } else {
3067                if {$::ui_index eq $::current_diff_side} {
3068                        set l [mc "Unstage Hunk From Commit"]
3069                        set t [mc "Unstage Line From Commit"]
3070                } else {
3071                        set l [mc "Stage Hunk For Commit"]
3072                        set t [mc "Stage Line For Commit"]
3073                }
3074                if {$::is_3way_diff
3075                        || $current_diff_path eq {}
3076                        || {__} eq $state
3077                        || {_O} eq $state
3078                        || {_T} eq $state
3079                        || {T_} eq $state} {
3080                        set s disabled
3081                } else {
3082                        set s normal
3083                }
3084                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
3085                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
3086                tk_popup $ctxm $X $Y
3087        }
3088}
3089bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
3090
3091# -- Status Bar
3092#
3093set main_status [::status_bar::new .status]
3094pack .status -anchor w -side bottom -fill x
3095$main_status show [mc "Initializing..."]
3096
3097# -- Load geometry
3098#
3099catch {
3100set gm $repo_config(gui.geometry)
3101wm geometry . [lindex $gm 0]
3102.vpane sash place 0 \
3103        [lindex $gm 1] \
3104        [lindex [.vpane sash coord 0] 1]
3105.vpane.files sash place 0 \
3106        [lindex [.vpane.files sash coord 0] 0] \
3107        [lindex $gm 2]
3108unset gm
3109}
3110
3111# -- Key Bindings
3112#
3113bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3114bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
3115bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
3116bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3117bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3118bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3119bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3120bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3121bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3122bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3123bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3124bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3125bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3126bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
3127bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
3128bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
3129bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
3130bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
3131
3132bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3133bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3134bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3135bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3136bind $ui_diff <$M1B-Key-v> {break}
3137bind $ui_diff <$M1B-Key-V> {break}
3138bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3139bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3140bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3141bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3142bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3143bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3144bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
3145bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
3146bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
3147bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
3148bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
3149bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
3150bind $ui_diff <Button-1>   {focus %W}
3151
3152if {[is_enabled branch]} {
3153        bind . <$M1B-Key-n> branch_create::dialog
3154        bind . <$M1B-Key-N> branch_create::dialog
3155        bind . <$M1B-Key-o> branch_checkout::dialog
3156        bind . <$M1B-Key-O> branch_checkout::dialog
3157        bind . <$M1B-Key-m> merge::dialog
3158        bind . <$M1B-Key-M> merge::dialog
3159}
3160if {[is_enabled transport]} {
3161        bind . <$M1B-Key-p> do_push_anywhere
3162        bind . <$M1B-Key-P> do_push_anywhere
3163}
3164
3165bind .   <Key-F5>     ui_do_rescan
3166bind .   <$M1B-Key-r> ui_do_rescan
3167bind .   <$M1B-Key-R> ui_do_rescan
3168bind .   <$M1B-Key-s> do_signoff
3169bind .   <$M1B-Key-S> do_signoff
3170bind .   <$M1B-Key-t> do_add_selection
3171bind .   <$M1B-Key-T> do_add_selection
3172bind .   <$M1B-Key-i> do_add_all
3173bind .   <$M1B-Key-I> do_add_all
3174bind .   <$M1B-Key-minus> {show_less_context;break}
3175bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3176bind .   <$M1B-Key-equal> {show_more_context;break}
3177bind .   <$M1B-Key-plus> {show_more_context;break}
3178bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3179bind .   <$M1B-Key-Return> do_commit
3180foreach i [list $ui_index $ui_workdir] {
3181        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3182        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3183        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3184}
3185unset i
3186
3187set file_lists($ui_index) [list]
3188set file_lists($ui_workdir) [list]
3189
3190wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3191focus -force $ui_comm
3192
3193# -- Warn the user about environmental problems.  Cygwin's Tcl
3194#    does *not* pass its env array onto any processes it spawns.
3195#    This means that git processes get none of our environment.
3196#
3197if {[is_Cygwin]} {
3198        set ignored_env 0
3199        set suggest_user {}
3200        set msg [mc "Possible environment issues exist.
3201
3202The following environment variables are probably
3203going to be ignored by any Git subprocess run
3204by %s:
3205
3206" [appname]]
3207        foreach name [array names env] {
3208                switch -regexp -- $name {
3209                {^GIT_INDEX_FILE$} -
3210                {^GIT_OBJECT_DIRECTORY$} -
3211                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3212                {^GIT_DIFF_OPTS$} -
3213                {^GIT_EXTERNAL_DIFF$} -
3214                {^GIT_PAGER$} -
3215                {^GIT_TRACE$} -
3216                {^GIT_CONFIG$} -
3217                {^GIT_CONFIG_LOCAL$} -
3218                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3219                        append msg " - $name\n"
3220                        incr ignored_env
3221                }
3222                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3223                        append msg " - $name\n"
3224                        incr ignored_env
3225                        set suggest_user $name
3226                }
3227                }
3228        }
3229        if {$ignored_env > 0} {
3230                append msg [mc "
3231This is due to a known issue with the
3232Tcl binary distributed by Cygwin."]
3233
3234                if {$suggest_user ne {}} {
3235                        append msg [mc "
3236
3237A good replacement for %s
3238is placing values for the user.name and
3239user.email settings into your personal
3240~/.gitconfig file.
3241" $suggest_user]
3242                }
3243                warn_popup $msg
3244        }
3245        unset ignored_env msg suggest_user name
3246}
3247
3248# -- Only initialize complex UI if we are going to stay running.
3249#
3250if {[is_enabled transport]} {
3251        load_all_remotes
3252
3253        set n [.mbar.remote index end]
3254        populate_remotes_menu
3255        set n [expr {[.mbar.remote index end] - $n}]
3256        if {$n > 0} {
3257                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3258                .mbar.remote insert $n separator
3259        }
3260        unset n
3261}
3262
3263if {[winfo exists $ui_comm]} {
3264        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3265
3266        # -- If both our backup and message files exist use the
3267        #    newer of the two files to initialize the buffer.
3268        #
3269        if {$GITGUI_BCK_exists} {
3270                set m [gitdir GITGUI_MSG]
3271                if {[file isfile $m]} {
3272                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3273                                catch {file delete [gitdir GITGUI_MSG]}
3274                        } else {
3275                                $ui_comm delete 0.0 end
3276                                $ui_comm edit reset
3277                                $ui_comm edit modified false
3278                                catch {file delete [gitdir GITGUI_BCK]}
3279                                set GITGUI_BCK_exists 0
3280                        }
3281                }
3282                unset m
3283        }
3284
3285        proc backup_commit_buffer {} {
3286                global ui_comm GITGUI_BCK_exists
3287
3288                set m [$ui_comm edit modified]
3289                if {$m || $GITGUI_BCK_exists} {
3290                        set msg [string trim [$ui_comm get 0.0 end]]
3291                        regsub -all -line {[ \r\t]+$} $msg {} msg
3292
3293                        if {$msg eq {}} {
3294                                if {$GITGUI_BCK_exists} {
3295                                        catch {file delete [gitdir GITGUI_BCK]}
3296                                        set GITGUI_BCK_exists 0
3297                                }
3298                        } elseif {$m} {
3299                                catch {
3300                                        set fd [open [gitdir GITGUI_BCK] w]
3301                                        puts -nonewline $fd $msg
3302                                        close $fd
3303                                        set GITGUI_BCK_exists 1
3304                                }
3305                        }
3306
3307                        $ui_comm edit modified false
3308                }
3309
3310                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3311        }
3312
3313        backup_commit_buffer
3314
3315        # -- If the user has aspell available we can drive it
3316        #    in pipe mode to spellcheck the commit message.
3317        #
3318        set spell_cmd [list |]
3319        set spell_dict [get_config gui.spellingdictionary]
3320        lappend spell_cmd aspell
3321        if {$spell_dict ne {}} {
3322                lappend spell_cmd --master=$spell_dict
3323        }
3324        lappend spell_cmd --mode=none
3325        lappend spell_cmd --encoding=utf-8
3326        lappend spell_cmd pipe
3327        if {$spell_dict eq {none}
3328         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3329                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3330        } else {
3331                set ui_comm_spell [spellcheck::init \
3332                        $spell_fd \
3333                        $ui_comm \
3334                        $ui_comm_ctxm \
3335                ]
3336        }
3337        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3338}
3339
3340lock_index begin-read
3341if {![winfo ismapped .]} {
3342        wm deiconify .
3343}
3344after 1 {
3345        if {[is_enabled initialamend]} {
3346                force_amend
3347        } else {
3348                do_rescan
3349        }
3350
3351        if {[is_enabled nocommitmsg]} {
3352                $ui_comm configure -state disabled -background gray
3353        }
3354}
3355if {[is_enabled multicommit]} {
3356        after 1000 hint_gc
3357}
3358if {[is_enabled retcode]} {
3359        bind . <Destroy> {+terminate_me %W}
3360}