Andrew's git - gitweb.git/blob - git-gui/git-gui.sh

   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 $oguilib/git-gui.ico
 594        set ::tk::AlwaysShowSelection 1
 595
 596        # Spoof an X11 display for SSH
 597        if {![info exists env(DISPLAY)]} {
 598                set env(DISPLAY) :9999
 599        }
 600}
 601
 602######################################################################
 603##
 604## config defaults
 605
 606set cursor_ptr arrow
 607font create font_diff -family Courier -size 10
 608font create font_ui
 609catch {
 610        label .dummy
 611        eval font configure font_ui [font actual [.dummy cget -font]]
 612        destroy .dummy
 613}
 614
 615font create font_uiitalic
 616font create font_uibold
 617font create font_diffbold
 618font create font_diffitalic
 619
 620foreach class {Button Checkbutton Entry Label
 621                Labelframe Listbox Menu Message
 622                Radiobutton Spinbox Text} {
 623        option add *$class.font font_ui
 624}
 625unset class
 626
 627if {[is_Windows] || [is_MacOSX]} {
 628        option add *Menu.tearOff 0
 629}
 630
 631if {[is_MacOSX]} {
 632        set M1B M1
 633        set M1T Cmd
 634} else {
 635        set M1B Control
 636        set M1T Ctrl
 637}
 638
 639proc bind_button3 {w cmd} {
 640        bind $w <Any-Button-3> $cmd
 641        if {[is_MacOSX]} {
 642                # Mac OS X sends Button-2 on right click through three-button mouse,
 643                # or through trackpad right-clicking (two-finger touch + click).
 644                bind $w <Any-Button-2> $cmd
 645                bind $w <Control-Button-1> $cmd
 646        }
 647}
 648
 649proc apply_config {} {
 650        global repo_config font_descs
 651
 652        foreach option $font_descs {
 653                set name [lindex $option 0]
 654                set font [lindex $option 1]
 655                if {[catch {
 656                        set need_weight 1
 657                        foreach {cn cv} $repo_config(gui.$name) {
 658                                if {$cn eq {-weight}} {
 659                                        set need_weight 0
 660                                }
 661                                font configure $font $cn $cv
 662                        }
 663                        if {$need_weight} {
 664                                font configure $font -weight normal
 665                        }
 666                        } err]} {
 667                        error_popup [strcat [mc "Invalid font specified in %s:" "gui.$name"] "\n\n$err"]
 668                }
 669                foreach {cn cv} [font configure $font] {
 670                        font configure ${font}bold $cn $cv
 671                        font configure ${font}italic $cn $cv
 672                }
 673                font configure ${font}bold -weight bold
 674                font configure ${font}italic -slant italic
 675        }
 676}
 677
 678set default_config(branch.autosetupmerge) true
 679set default_config(merge.tool) {}
 680set default_config(merge.keepbackup) true
 681set default_config(merge.diffstat) true
 682set default_config(merge.summary) false
 683set default_config(merge.verbosity) 2
 684set default_config(user.name) {}
 685set default_config(user.email) {}
 686
 687set default_config(gui.encoding) [encoding system]
 688set default_config(gui.matchtrackingbranch) false
 689set default_config(gui.pruneduringfetch) false
 690set default_config(gui.trustmtime) false
 691set default_config(gui.fastcopyblame) false
 692set default_config(gui.copyblamethreshold) 40
 693set default_config(gui.blamehistoryctx) 7
 694set default_config(gui.diffcontext) 5
 695set default_config(gui.commitmsgwidth) 75
 696set default_config(gui.newbranchtemplate) {}
 697set default_config(gui.spellingdictionary) {}
 698set default_config(gui.fontui) [font configure font_ui]
 699set default_config(gui.fontdiff) [font configure font_diff]
 700set font_descs {
 701        {fontui   font_ui   {mc "Main Font"}}
 702        {fontdiff font_diff {mc "Diff/Console Font"}}
 703}
 704
 705######################################################################
 706##
 707## find git
 708
 709set _git  [_which git]
 710if {$_git eq {}} {
 711        catch {wm withdraw .}
 712        tk_messageBox \
 713                -icon error \
 714                -type ok \
 715                -title [mc "git-gui: fatal error"] \
 716                -message [mc "Cannot find git in PATH."]
 717        exit 1
 718}
 719
 720######################################################################
 721##
 722## version check
 723
 724if {[catch {set _git_version [git --version]} err]} {
 725        catch {wm withdraw .}
 726        tk_messageBox \
 727                -icon error \
 728                -type ok \
 729                -title [mc "git-gui: fatal error"] \
 730                -message "Cannot determine Git version:
 731
 732$err
 733
 734[appname] requires Git 1.5.0 or later."
 735        exit 1
 736}
 737if {![regsub {^git version } $_git_version {} _git_version]} {
 738        catch {wm withdraw .}
 739        tk_messageBox \
 740                -icon error \
 741                -type ok \
 742                -title [mc "git-gui: fatal error"] \
 743                -message [strcat [mc "Cannot parse Git version string:"] "\n\n$_git_version"]
 744        exit 1
 745}
 746
 747set _real_git_version $_git_version
 748regsub -- {[\-\.]dirty$} $_git_version {} _git_version
 749regsub {\.[0-9]+\.g[0-9a-f]+$} $_git_version {} _git_version
 750regsub {\.rc[0-9]+$} $_git_version {} _git_version
 751regsub {\.GIT$} $_git_version {} _git_version
 752regsub {\.[a-zA-Z]+\.[0-9]+$} $_git_version {} _git_version
 753
 754if {![regexp {^[1-9]+(\.[0-9]+)+$} $_git_version]} {
 755        catch {wm withdraw .}
 756        if {[tk_messageBox \
 757                -icon warning \
 758                -type yesno \
 759                -default no \
 760                -title "[appname]: warning" \
 761                 -message [mc "Git version cannot be determined.
 762
 763%s claims it is version '%s'.
 764
 765%s requires at least Git 1.5.0 or later.
 766
 767Assume '%s' is version 1.5.0?
 768" $_git $_real_git_version [appname] $_real_git_version]] eq {yes}} {
 769                set _git_version 1.5.0
 770        } else {
 771                exit 1
 772        }
 773}
 774unset _real_git_version
 775
 776proc git-version {args} {
 777        global _git_version
 778
 779        switch [llength $args] {
 780        0 {
 781                return $_git_version
 782        }
 783
 784        2 {
 785                set op [lindex $args 0]
 786                set vr [lindex $args 1]
 787                set cm [package vcompare $_git_version $vr]
 788                return [expr $cm $op 0]
 789        }
 790
 791        4 {
 792                set type [lindex $args 0]
 793                set name [lindex $args 1]
 794                set parm [lindex $args 2]
 795                set body [lindex $args 3]
 796
 797                if {($type ne {proc} && $type ne {method})} {
 798                        error "Invalid arguments to git-version"
 799                }
 800                if {[llength $body] < 2 || [lindex $body end-1] ne {default}} {
 801                        error "Last arm of $type $name must be default"
 802                }
 803
 804                foreach {op vr cb} [lrange $body 0 end-2] {
 805                        if {[git-version $op $vr]} {
 806                                return [uplevel [list $type $name $parm $cb]]
 807                        }
 808                }
 809
 810                return [uplevel [list $type $name $parm [lindex $body end]]]
 811        }
 812
 813        default {
 814                error "git-version >= x"
 815        }
 816
 817        }
 818}
 819
 820if {[git-version < 1.5]} {
 821        catch {wm withdraw .}
 822        tk_messageBox \
 823                -icon error \
 824                -type ok \
 825                -title [mc "git-gui: fatal error"] \
 826                -message "[appname] requires Git 1.5.0 or later.
 827
 828You are using [git-version]:
 829
 830[git --version]"
 831        exit 1
 832}
 833
 834######################################################################
 835##
 836## configure our library
 837
 838set idx [file join $oguilib tclIndex]
 839if {[catch {set fd [open $idx r]} err]} {
 840        catch {wm withdraw .}
 841        tk_messageBox \
 842                -icon error \
 843                -type ok \
 844                -title [mc "git-gui: fatal error"] \
 845                -message $err
 846        exit 1
 847}
 848if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
 849        set idx [list]
 850        while {[gets $fd n] >= 0} {
 851                if {$n ne {} && ![string match #* $n]} {
 852                        lappend idx $n
 853                }
 854        }
 855} else {
 856        set idx {}
 857}
 858close $fd
 859
 860if {$idx ne {}} {
 861        set loaded [list]
 862        foreach p $idx {
 863                if {[lsearch -exact $loaded $p] >= 0} continue
 864                source [file join $oguilib $p]
 865                lappend loaded $p
 866        }
 867        unset loaded p
 868} else {
 869        set auto_path [concat [list $oguilib] $auto_path]
 870}
 871unset -nocomplain idx fd
 872
 873######################################################################
 874##
 875## config file parsing
 876
 877git-version proc _parse_config {arr_name args} {
 878        >= 1.5.3 {
 879                upvar $arr_name arr
 880                array unset arr
 881                set buf {}
 882                catch {
 883                        set fd_rc [eval \
 884                                [list git_read config] \
 885                                $args \
 886                                [list --null --list]]
 887                        fconfigure $fd_rc -translation binary
 888                        set buf [read $fd_rc]
 889                        close $fd_rc
 890                }
 891                foreach line [split $buf "\0"] {
 892                        if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
 893                                if {[is_many_config $name]} {
 894                                        lappend arr($name) $value
 895                                } else {
 896                                        set arr($name) $value
 897                                }
 898                        }
 899                }
 900        }
 901        default {
 902                upvar $arr_name arr
 903                array unset arr
 904                catch {
 905                        set fd_rc [eval [list git_read config --list] $args]
 906                        while {[gets $fd_rc line] >= 0} {
 907                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 908                                        if {[is_many_config $name]} {
 909                                                lappend arr($name) $value
 910                                        } else {
 911                                                set arr($name) $value
 912                                        }
 913                                }
 914                        }
 915                        close $fd_rc
 916                }
 917        }
 918}
 919
 920proc load_config {include_global} {
 921        global repo_config global_config default_config
 922
 923        if {$include_global} {
 924                _parse_config global_config --global
 925        }
 926        _parse_config repo_config
 927
 928        foreach name [array names default_config] {
 929                if {[catch {set v $global_config($name)}]} {
 930                        set global_config($name) $default_config($name)
 931                }
 932                if {[catch {set v $repo_config($name)}]} {
 933                        set repo_config($name) $default_config($name)
 934                }
 935        }
 936}
 937
 938######################################################################
 939##
 940## feature option selection
 941
 942if {[regexp {^git-(.+)$} [file tail $argv0] _junk subcommand]} {
 943        unset _junk
 944} else {
 945        set subcommand gui
 946}
 947if {$subcommand eq {gui.sh}} {
 948        set subcommand gui
 949}
 950if {$subcommand eq {gui} && [llength $argv] > 0} {
 951        set subcommand [lindex $argv 0]
 952        set argv [lrange $argv 1 end]
 953}
 954
 955enable_option multicommit
 956enable_option branch
 957enable_option transport
 958disable_option bare
 959
 960switch -- $subcommand {
 961browser -
 962blame {
 963        enable_option bare
 964
 965        disable_option multicommit
 966        disable_option branch
 967        disable_option transport
 968}
 969citool {
 970        enable_option singlecommit
 971        enable_option retcode
 972
 973        disable_option multicommit
 974        disable_option branch
 975        disable_option transport
 976
 977        while {[llength $argv] > 0} {
 978                set a [lindex $argv 0]
 979                switch -- $a {
 980                --amend {
 981                        enable_option initialamend
 982                }
 983                --nocommit {
 984                        enable_option nocommit
 985                        enable_option nocommitmsg
 986                }
 987                --commitmsg {
 988                        disable_option nocommitmsg
 989                }
 990                default {
 991                        break
 992                }
 993                }
 994
 995                set argv [lrange $argv 1 end]
 996        }
 997}
 998}
 999
1000######################################################################
1001##
1002## repository setup
1003
1004set picked 0
1005if {[catch {
1006                set _gitdir $env(GIT_DIR)
1007                set _prefix {}
1008                }]
1009        && [catch {
1010                set _gitdir [git rev-parse --git-dir]
1011                set _prefix [git rev-parse --show-prefix]
1012        } err]} {
1013        load_config 1
1014        apply_config
1015        choose_repository::pick
1016        set picked 1
1017}
1018if {![file isdirectory $_gitdir] && [is_Cygwin]} {
1019        catch {set _gitdir [exec cygpath --windows $_gitdir]}
1020}
1021if {![file isdirectory $_gitdir]} {
1022        catch {wm withdraw .}
1023        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
1024        exit 1
1025}
1026if {$_prefix ne {}} {
1027        regsub -all {[^/]+/} $_prefix ../ cdup
1028        if {[catch {cd $cdup} err]} {
1029                catch {wm withdraw .}
1030                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
1031                exit 1
1032        }
1033        unset cdup
1034} elseif {![is_enabled bare]} {
1035        if {[lindex [file split $_gitdir] end] ne {.git}} {
1036                catch {wm withdraw .}
1037                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
1038                exit 1
1039        }
1040        if {[catch {cd [file dirname $_gitdir]} err]} {
1041                catch {wm withdraw .}
1042                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
1043                exit 1
1044        }
1045}
1046set _reponame [file split [file normalize $_gitdir]]
1047if {[lindex $_reponame end] eq {.git}} {
1048        set _reponame [lindex $_reponame end-1]
1049} else {
1050        set _reponame [lindex $_reponame end]
1051}
1052
1053######################################################################
1054##
1055## global init
1056
1057set current_diff_path {}
1058set current_diff_side {}
1059set diff_actions [list]
1060
1061set HEAD {}
1062set PARENT {}
1063set MERGE_HEAD [list]
1064set commit_type {}
1065set empty_tree {}
1066set current_branch {}
1067set is_detached 0
1068set current_diff_path {}
1069set is_3way_diff 0
1070set is_conflict_diff 0
1071set selected_commit_type new
1072
1073set nullid "0000000000000000000000000000000000000000"
1074set nullid2 "0000000000000000000000000000000000000001"
1075
1076set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
1077
1078######################################################################
1079
1080# Suggest our implementation of askpass, if none is set
1081if {![info exists env(SSH_ASKPASS)]} {
1082        set env(SSH_ASKPASS) [gitexec git-gui--askpass]
1083}
1084
1085######################################################################
1086##
1087## task management
1088
1089set rescan_active 0
1090set diff_active 0
1091set last_clicked {}
1092
1093set disable_on_lock [list]
1094set index_lock_type none
1095
1096proc lock_index {type} {
1097        global index_lock_type disable_on_lock
1098
1099        if {$index_lock_type eq {none}} {
1100                set index_lock_type $type
1101                foreach w $disable_on_lock {
1102                        uplevel #0 $w disabled
1103                }
1104                return 1
1105        } elseif {$index_lock_type eq "begin-$type"} {
1106                set index_lock_type $type
1107                return 1
1108        }
1109        return 0
1110}
1111
1112proc unlock_index {} {
1113        global index_lock_type disable_on_lock
1114
1115        set index_lock_type none
1116        foreach w $disable_on_lock {
1117                uplevel #0 $w normal
1118        }
1119}
1120
1121######################################################################
1122##
1123## status
1124
1125proc repository_state {ctvar hdvar mhvar} {
1126        global current_branch
1127        upvar $ctvar ct $hdvar hd $mhvar mh
1128
1129        set mh [list]
1130
1131        load_current_branch
1132        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1133                set hd {}
1134                set ct initial
1135                return
1136        }
1137
1138        set merge_head [gitdir MERGE_HEAD]
1139        if {[file exists $merge_head]} {
1140                set ct merge
1141                set fd_mh [open $merge_head r]
1142                while {[gets $fd_mh line] >= 0} {
1143                        lappend mh $line
1144                }
1145                close $fd_mh
1146                return
1147        }
1148
1149        set ct normal
1150}
1151
1152proc PARENT {} {
1153        global PARENT empty_tree
1154
1155        set p [lindex $PARENT 0]
1156        if {$p ne {}} {
1157                return $p
1158        }
1159        if {$empty_tree eq {}} {
1160                set empty_tree [git mktree << {}]
1161        }
1162        return $empty_tree
1163}
1164
1165proc force_amend {} {
1166        global selected_commit_type
1167        global HEAD PARENT MERGE_HEAD commit_type
1168
1169        repository_state newType newHEAD newMERGE_HEAD
1170        set HEAD $newHEAD
1171        set PARENT $newHEAD
1172        set MERGE_HEAD $newMERGE_HEAD
1173        set commit_type $newType
1174
1175        set selected_commit_type amend
1176        do_select_commit_type
1177}
1178
1179proc rescan {after {honor_trustmtime 1}} {
1180        global HEAD PARENT MERGE_HEAD commit_type
1181        global ui_index ui_workdir ui_comm
1182        global rescan_active file_states
1183        global repo_config
1184
1185        if {$rescan_active > 0 || ![lock_index read]} return
1186
1187        repository_state newType newHEAD newMERGE_HEAD
1188        if {[string match amend* $commit_type]
1189                && $newType eq {normal}
1190                && $newHEAD eq $HEAD} {
1191        } else {
1192                set HEAD $newHEAD
1193                set PARENT $newHEAD
1194                set MERGE_HEAD $newMERGE_HEAD
1195                set commit_type $newType
1196        }
1197
1198        array unset file_states
1199
1200        if {!$::GITGUI_BCK_exists &&
1201                (![$ui_comm edit modified]
1202                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1203                if {[string match amend* $commit_type]} {
1204                } elseif {[load_message GITGUI_MSG]} {
1205                } elseif {[run_prepare_commit_msg_hook]} {
1206                } elseif {[load_message MERGE_MSG]} {
1207                } elseif {[load_message SQUASH_MSG]} {
1208                }
1209                $ui_comm edit reset
1210                $ui_comm edit modified false
1211        }
1212
1213        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1214                rescan_stage2 {} $after
1215        } else {
1216                set rescan_active 1
1217                ui_status [mc "Refreshing file status..."]
1218                set fd_rf [git_read update-index \
1219                        -q \
1220                        --unmerged \
1221                        --ignore-missing \
1222                        --refresh \
1223                        ]
1224                fconfigure $fd_rf -blocking 0 -translation binary
1225                fileevent $fd_rf readable \
1226                        [list rescan_stage2 $fd_rf $after]
1227        }
1228}
1229
1230if {[is_Cygwin]} {
1231        set is_git_info_exclude {}
1232        proc have_info_exclude {} {
1233                global is_git_info_exclude
1234
1235                if {$is_git_info_exclude eq {}} {
1236                        if {[catch {exec test -f [gitdir info exclude]}]} {
1237                                set is_git_info_exclude 0
1238                        } else {
1239                                set is_git_info_exclude 1
1240                        }
1241                }
1242                return $is_git_info_exclude
1243        }
1244} else {
1245        proc have_info_exclude {} {
1246                return [file readable [gitdir info exclude]]
1247        }
1248}
1249
1250proc rescan_stage2 {fd after} {
1251        global rescan_active buf_rdi buf_rdf buf_rlo
1252
1253        if {$fd ne {}} {
1254                read $fd
1255                if {![eof $fd]} return
1256                close $fd
1257        }
1258
1259        set ls_others [list --exclude-per-directory=.gitignore]
1260        if {[have_info_exclude]} {
1261                lappend ls_others "--exclude-from=[gitdir info exclude]"
1262        }
1263        set user_exclude [get_config core.excludesfile]
1264        if {$user_exclude ne {} && [file readable $user_exclude]} {
1265                lappend ls_others "--exclude-from=$user_exclude"
1266        }
1267
1268        set buf_rdi {}
1269        set buf_rdf {}
1270        set buf_rlo {}
1271
1272        set rescan_active 3
1273        ui_status [mc "Scanning for modified files ..."]
1274        set fd_di [git_read diff-index --cached -z [PARENT]]
1275        set fd_df [git_read diff-files -z]
1276        set fd_lo [eval git_read ls-files --others -z $ls_others]
1277
1278        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1279        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1280        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1281        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1282        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1283        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1284}
1285
1286proc load_message {file} {
1287        global ui_comm
1288
1289        set f [gitdir $file]
1290        if {[file isfile $f]} {
1291                if {[catch {set fd [open $f r]}]} {
1292                        return 0
1293                }
1294                fconfigure $fd -eofchar {}
1295                set content [string trim [read $fd]]
1296                close $fd
1297                regsub -all -line {[ \r\t]+$} $content {} content
1298                $ui_comm delete 0.0 end
1299                $ui_comm insert end $content
1300                return 1
1301        }
1302        return 0
1303}
1304
1305proc run_prepare_commit_msg_hook {} {
1306        global pch_error
1307
1308        # prepare-commit-msg requires PREPARE_COMMIT_MSG exist.  From git-gui
1309        # it will be .git/MERGE_MSG (merge), .git/SQUASH_MSG (squash), or an
1310        # empty file but existant file.
1311
1312        set fd_pcm [open [gitdir PREPARE_COMMIT_MSG] a]
1313
1314        if {[file isfile [gitdir MERGE_MSG]]} {
1315                set pcm_source "merge"
1316                set fd_mm [open [gitdir MERGE_MSG] r]
1317                puts -nonewline $fd_pcm [read $fd_mm]
1318                close $fd_mm
1319        } elseif {[file isfile [gitdir SQUASH_MSG]]} {
1320                set pcm_source "squash"
1321                set fd_sm [open [gitdir SQUASH_MSG] r]
1322                puts -nonewline $fd_pcm [read $fd_sm]
1323                close $fd_sm
1324        } else {
1325                set pcm_source ""
1326        }
1327
1328        close $fd_pcm
1329
1330        set fd_ph [githook_read prepare-commit-msg \
1331                        [gitdir PREPARE_COMMIT_MSG] $pcm_source]
1332        if {$fd_ph eq {}} {
1333                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1334                return 0;
1335        }
1336
1337        ui_status [mc "Calling prepare-commit-msg hook..."]
1338        set pch_error {}
1339
1340        fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
1341        fileevent $fd_ph readable \
1342                [list prepare_commit_msg_hook_wait $fd_ph]
1343
1344        return 1;
1345}
1346
1347proc prepare_commit_msg_hook_wait {fd_ph} {
1348        global pch_error
1349
1350        append pch_error [read $fd_ph]
1351        fconfigure $fd_ph -blocking 1
1352        if {[eof $fd_ph]} {
1353                if {[catch {close $fd_ph}]} {
1354                        ui_status [mc "Commit declined by prepare-commit-msg hook."]
1355                        hook_failed_popup prepare-commit-msg $pch_error
1356                        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1357                        exit 1
1358                } else {
1359                        load_message PREPARE_COMMIT_MSG
1360                }
1361                set pch_error {}
1362                catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1363                return
1364        }
1365        fconfigure $fd_ph -blocking 0
1366        catch {file delete [gitdir PREPARE_COMMIT_MSG]}
1367}
1368
1369proc read_diff_index {fd after} {
1370        global buf_rdi
1371
1372        append buf_rdi [read $fd]
1373        set c 0
1374        set n [string length $buf_rdi]
1375        while {$c < $n} {
1376                set z1 [string first "\0" $buf_rdi $c]
1377                if {$z1 == -1} break
1378                incr z1
1379                set z2 [string first "\0" $buf_rdi $z1]
1380                if {$z2 == -1} break
1381
1382                incr c
1383                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1384                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1385                merge_state \
1386                        [encoding convertfrom $p] \
1387                        [lindex $i 4]? \
1388                        [list [lindex $i 0] [lindex $i 2]] \
1389                        [list]
1390                set c $z2
1391                incr c
1392        }
1393        if {$c < $n} {
1394                set buf_rdi [string range $buf_rdi $c end]
1395        } else {
1396                set buf_rdi {}
1397        }
1398
1399        rescan_done $fd buf_rdi $after
1400}
1401
1402proc read_diff_files {fd after} {
1403        global buf_rdf
1404
1405        append buf_rdf [read $fd]
1406        set c 0
1407        set n [string length $buf_rdf]
1408        while {$c < $n} {
1409                set z1 [string first "\0" $buf_rdf $c]
1410                if {$z1 == -1} break
1411                incr z1
1412                set z2 [string first "\0" $buf_rdf $z1]
1413                if {$z2 == -1} break
1414
1415                incr c
1416                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1417                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1418                merge_state \
1419                        [encoding convertfrom $p] \
1420                        ?[lindex $i 4] \
1421                        [list] \
1422                        [list [lindex $i 0] [lindex $i 2]]
1423                set c $z2
1424                incr c
1425        }
1426        if {$c < $n} {
1427                set buf_rdf [string range $buf_rdf $c end]
1428        } else {
1429                set buf_rdf {}
1430        }
1431
1432        rescan_done $fd buf_rdf $after
1433}
1434
1435proc read_ls_others {fd after} {
1436        global buf_rlo
1437
1438        append buf_rlo [read $fd]
1439        set pck [split $buf_rlo "\0"]
1440        set buf_rlo [lindex $pck end]
1441        foreach p [lrange $pck 0 end-1] {
1442                set p [encoding convertfrom $p]
1443                if {[string index $p end] eq {/}} {
1444                        set p [string range $p 0 end-1]
1445                }
1446                merge_state $p ?O
1447        }
1448        rescan_done $fd buf_rlo $after
1449}
1450
1451proc rescan_done {fd buf after} {
1452        global rescan_active current_diff_path
1453        global file_states repo_config
1454        upvar $buf to_clear
1455
1456        if {![eof $fd]} return
1457        set to_clear {}
1458        close $fd
1459        if {[incr rescan_active -1] > 0} return
1460
1461        prune_selection
1462        unlock_index
1463        display_all_files
1464        if {$current_diff_path ne {}} reshow_diff
1465        if {$current_diff_path eq {}} select_first_diff
1466
1467        uplevel #0 $after
1468}
1469
1470proc prune_selection {} {
1471        global file_states selected_paths
1472
1473        foreach path [array names selected_paths] {
1474                if {[catch {set still_here $file_states($path)}]} {
1475                        unset selected_paths($path)
1476                }
1477        }
1478}
1479
1480######################################################################
1481##
1482## ui helpers
1483
1484proc mapicon {w state path} {
1485        global all_icons
1486
1487        if {[catch {set r $all_icons($state$w)}]} {
1488                puts "error: no icon for $w state={$state} $path"
1489                return file_plain
1490        }
1491        return $r
1492}
1493
1494proc mapdesc {state path} {
1495        global all_descs
1496
1497        if {[catch {set r $all_descs($state)}]} {
1498                puts "error: no desc for state={$state} $path"
1499                return $state
1500        }
1501        return $r
1502}
1503
1504proc ui_status {msg} {
1505        global main_status
1506        if {[info exists main_status]} {
1507                $main_status show $msg
1508        }
1509}
1510
1511proc ui_ready {{test {}}} {
1512        global main_status
1513        if {[info exists main_status]} {
1514                $main_status show [mc "Ready."] $test
1515        }
1516}
1517
1518proc escape_path {path} {
1519        regsub -all {\\} $path "\\\\" path
1520        regsub -all "\n" $path "\\n" path
1521        return $path
1522}
1523
1524proc short_path {path} {
1525        return [escape_path [lindex [file split $path] end]]
1526}
1527
1528set next_icon_id 0
1529set null_sha1 [string repeat 0 40]
1530
1531proc merge_state {path new_state {head_info {}} {index_info {}}} {
1532        global file_states next_icon_id null_sha1
1533
1534        set s0 [string index $new_state 0]
1535        set s1 [string index $new_state 1]
1536
1537        if {[catch {set info $file_states($path)}]} {
1538                set state __
1539                set icon n[incr next_icon_id]
1540        } else {
1541                set state [lindex $info 0]
1542                set icon [lindex $info 1]
1543                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1544                if {$index_info eq {}} {set index_info [lindex $info 3]}
1545        }
1546
1547        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1548        elseif {$s0 eq {_}} {set s0 _}
1549
1550        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1551        elseif {$s1 eq {_}} {set s1 _}
1552
1553        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1554                set head_info [list 0 $null_sha1]
1555        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1556                && $head_info eq {}} {
1557                set head_info $index_info
1558        }
1559
1560        set file_states($path) [list $s0$s1 $icon \
1561                $head_info $index_info \
1562                ]
1563        return $state
1564}
1565
1566proc display_file_helper {w path icon_name old_m new_m} {
1567        global file_lists
1568
1569        if {$new_m eq {_}} {
1570                set lno [lsearch -sorted -exact $file_lists($w) $path]
1571                if {$lno >= 0} {
1572                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1573                        incr lno
1574                        $w conf -state normal
1575                        $w delete $lno.0 [expr {$lno + 1}].0
1576                        $w conf -state disabled
1577                }
1578        } elseif {$old_m eq {_} && $new_m ne {_}} {
1579                lappend file_lists($w) $path
1580                set file_lists($w) [lsort -unique $file_lists($w)]
1581                set lno [lsearch -sorted -exact $file_lists($w) $path]
1582                incr lno
1583                $w conf -state normal
1584                $w image create $lno.0 \
1585                        -align center -padx 5 -pady 1 \
1586                        -name $icon_name \
1587                        -image [mapicon $w $new_m $path]
1588                $w insert $lno.1 "[escape_path $path]\n"
1589                $w conf -state disabled
1590        } elseif {$old_m ne $new_m} {
1591                $w conf -state normal
1592                $w image conf $icon_name -image [mapicon $w $new_m $path]
1593                $w conf -state disabled
1594        }
1595}
1596
1597proc display_file {path state} {
1598        global file_states selected_paths
1599        global ui_index ui_workdir
1600
1601        set old_m [merge_state $path $state]
1602        set s $file_states($path)
1603        set new_m [lindex $s 0]
1604        set icon_name [lindex $s 1]
1605
1606        set o [string index $old_m 0]
1607        set n [string index $new_m 0]
1608        if {$o eq {U}} {
1609                set o _
1610        }
1611        if {$n eq {U}} {
1612                set n _
1613        }
1614        display_file_helper     $ui_index $path $icon_name $o $n
1615
1616        if {[string index $old_m 0] eq {U}} {
1617                set o U
1618        } else {
1619                set o [string index $old_m 1]
1620        }
1621        if {[string index $new_m 0] eq {U}} {
1622                set n U
1623        } else {
1624                set n [string index $new_m 1]
1625        }
1626        display_file_helper     $ui_workdir $path $icon_name $o $n
1627
1628        if {$new_m eq {__}} {
1629                unset file_states($path)
1630                catch {unset selected_paths($path)}
1631        }
1632}
1633
1634proc display_all_files_helper {w path icon_name m} {
1635        global file_lists
1636
1637        lappend file_lists($w) $path
1638        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1639        $w image create end \
1640                -align center -padx 5 -pady 1 \
1641                -name $icon_name \
1642                -image [mapicon $w $m $path]
1643        $w insert end "[escape_path $path]\n"
1644}
1645
1646proc display_all_files {} {
1647        global ui_index ui_workdir
1648        global file_states file_lists
1649        global last_clicked
1650
1651        $ui_index conf -state normal
1652        $ui_workdir conf -state normal
1653
1654        $ui_index delete 0.0 end
1655        $ui_workdir delete 0.0 end
1656        set last_clicked {}
1657
1658        set file_lists($ui_index) [list]
1659        set file_lists($ui_workdir) [list]
1660
1661        foreach path [lsort [array names file_states]] {
1662                set s $file_states($path)
1663                set m [lindex $s 0]
1664                set icon_name [lindex $s 1]
1665
1666                set s [string index $m 0]
1667                if {$s ne {U} && $s ne {_}} {
1668                        display_all_files_helper $ui_index $path \
1669                                $icon_name $s
1670                }
1671
1672                if {[string index $m 0] eq {U}} {
1673                        set s U
1674                } else {
1675                        set s [string index $m 1]
1676                }
1677                if {$s ne {_}} {
1678                        display_all_files_helper $ui_workdir $path \
1679                                $icon_name $s
1680                }
1681        }
1682
1683        $ui_index conf -state disabled
1684        $ui_workdir conf -state disabled
1685}
1686
1687######################################################################
1688##
1689## icons
1690
1691set filemask {
1692#define mask_width 14
1693#define mask_height 15
1694static unsigned char mask_bits[] = {
1695   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1696   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1697   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1698}
1699
1700image create bitmap file_plain -background white -foreground black -data {
1701#define plain_width 14
1702#define plain_height 15
1703static unsigned char plain_bits[] = {
1704   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1705   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1706   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1707} -maskdata $filemask
1708
1709image create bitmap file_mod -background white -foreground blue -data {
1710#define mod_width 14
1711#define mod_height 15
1712static unsigned char mod_bits[] = {
1713   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1714   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1715   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1716} -maskdata $filemask
1717
1718image create bitmap file_fulltick -background white -foreground "#007000" -data {
1719#define file_fulltick_width 14
1720#define file_fulltick_height 15
1721static unsigned char file_fulltick_bits[] = {
1722   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1723   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1724   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1725} -maskdata $filemask
1726
1727image create bitmap file_parttick -background white -foreground "#005050" -data {
1728#define parttick_width 14
1729#define parttick_height 15
1730static unsigned char parttick_bits[] = {
1731   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1732   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1733   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1734} -maskdata $filemask
1735
1736image create bitmap file_question -background white -foreground black -data {
1737#define file_question_width 14
1738#define file_question_height 15
1739static unsigned char file_question_bits[] = {
1740   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1741   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1742   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1743} -maskdata $filemask
1744
1745image create bitmap file_removed -background white -foreground red -data {
1746#define file_removed_width 14
1747#define file_removed_height 15
1748static unsigned char file_removed_bits[] = {
1749   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1750   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1751   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1752} -maskdata $filemask
1753
1754image create bitmap file_merge -background white -foreground blue -data {
1755#define file_merge_width 14
1756#define file_merge_height 15
1757static unsigned char file_merge_bits[] = {
1758   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1759   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1760   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1761} -maskdata $filemask
1762
1763image create bitmap file_statechange -background white -foreground green -data {
1764#define file_merge_width 14
1765#define file_merge_height 15
1766static unsigned char file_statechange_bits[] = {
1767   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1768   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1769   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1770} -maskdata $filemask
1771
1772set ui_index .vpane.files.index.list
1773set ui_workdir .vpane.files.workdir.list
1774
1775set all_icons(_$ui_index)   file_plain
1776set all_icons(A$ui_index)   file_fulltick
1777set all_icons(M$ui_index)   file_fulltick
1778set all_icons(D$ui_index)   file_removed
1779set all_icons(U$ui_index)   file_merge
1780set all_icons(T$ui_index)   file_statechange
1781
1782set all_icons(_$ui_workdir) file_plain
1783set all_icons(M$ui_workdir) file_mod
1784set all_icons(D$ui_workdir) file_question
1785set all_icons(U$ui_workdir) file_merge
1786set all_icons(O$ui_workdir) file_plain
1787set all_icons(T$ui_workdir) file_statechange
1788
1789set max_status_desc 0
1790foreach i {
1791                {__ {mc "Unmodified"}}
1792
1793                {_M {mc "Modified, not staged"}}
1794                {M_ {mc "Staged for commit"}}
1795                {MM {mc "Portions staged for commit"}}
1796                {MD {mc "Staged for commit, missing"}}
1797
1798                {_T {mc "File type changed, not staged"}}
1799                {T_ {mc "File type changed, staged"}}
1800
1801                {_O {mc "Untracked, not staged"}}
1802                {A_ {mc "Staged for commit"}}
1803                {AM {mc "Portions staged for commit"}}
1804                {AD {mc "Staged for commit, missing"}}
1805
1806                {_D {mc "Missing"}}
1807                {D_ {mc "Staged for removal"}}
1808                {DO {mc "Staged for removal, still present"}}
1809
1810                {_U {mc "Requires merge resolution"}}
1811                {U_ {mc "Requires merge resolution"}}
1812                {UU {mc "Requires merge resolution"}}
1813                {UM {mc "Requires merge resolution"}}
1814                {UD {mc "Requires merge resolution"}}
1815                {UT {mc "Requires merge resolution"}}
1816        } {
1817        set text [eval [lindex $i 1]]
1818        if {$max_status_desc < [string length $text]} {
1819                set max_status_desc [string length $text]
1820        }
1821        set all_descs([lindex $i 0]) $text
1822}
1823unset i
1824
1825######################################################################
1826##
1827## util
1828
1829proc scrollbar2many {list mode args} {
1830        foreach w $list {eval $w $mode $args}
1831}
1832
1833proc many2scrollbar {list mode sb top bottom} {
1834        $sb set $top $bottom
1835        foreach w $list {$w $mode moveto $top}
1836}
1837
1838proc incr_font_size {font {amt 1}} {
1839        set sz [font configure $font -size]
1840        incr sz $amt
1841        font configure $font -size $sz
1842        font configure ${font}bold -size $sz
1843        font configure ${font}italic -size $sz
1844}
1845
1846######################################################################
1847##
1848## ui commands
1849
1850set starting_gitk_msg [mc "Starting gitk... please wait..."]
1851
1852proc do_gitk {revs} {
1853        # -- Always start gitk through whatever we were loaded with.  This
1854        #    lets us bypass using shell process on Windows systems.
1855        #
1856        set exe [_which gitk -script]
1857        set cmd [list [info nameofexecutable] $exe]
1858        if {$exe eq {}} {
1859                error_popup [mc "Couldn't find gitk in PATH"]
1860        } else {
1861                global env
1862
1863                if {[info exists env(GIT_DIR)]} {
1864                        set old_GIT_DIR $env(GIT_DIR)
1865                } else {
1866                        set old_GIT_DIR {}
1867                }
1868
1869                set pwd [pwd]
1870                cd [file dirname [gitdir]]
1871                set env(GIT_DIR) [file tail [gitdir]]
1872
1873                eval exec $cmd $revs &
1874
1875                if {$old_GIT_DIR eq {}} {
1876                        unset env(GIT_DIR)
1877                } else {
1878                        set env(GIT_DIR) $old_GIT_DIR
1879                }
1880                cd $pwd
1881
1882                ui_status $::starting_gitk_msg
1883                after 10000 {
1884                        ui_ready $starting_gitk_msg
1885                }
1886        }
1887}
1888
1889proc do_explore {} {
1890        set explorer {}
1891        if {[is_Cygwin] || [is_Windows]} {
1892                set explorer "explorer.exe"
1893        } elseif {[is_MacOSX]} {
1894                set explorer "open"
1895        } else {
1896                # freedesktop.org-conforming system is our best shot
1897                set explorer "xdg-open"
1898        }
1899        eval exec $explorer [file dirname [gitdir]] &
1900}
1901
1902set is_quitting 0
1903set ret_code    1
1904
1905proc terminate_me {win} {
1906        global ret_code
1907        if {$win ne {.}} return
1908        exit $ret_code
1909}
1910
1911proc do_quit {{rc {1}}} {
1912        global ui_comm is_quitting repo_config commit_type
1913        global GITGUI_BCK_exists GITGUI_BCK_i
1914        global ui_comm_spell
1915        global ret_code
1916
1917        if {$is_quitting} return
1918        set is_quitting 1
1919
1920        if {[winfo exists $ui_comm]} {
1921                # -- Stash our current commit buffer.
1922                #
1923                set save [gitdir GITGUI_MSG]
1924                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1925                        file rename -force [gitdir GITGUI_BCK] $save
1926                        set GITGUI_BCK_exists 0
1927                } else {
1928                        set msg [string trim [$ui_comm get 0.0 end]]
1929                        regsub -all -line {[ \r\t]+$} $msg {} msg
1930                        if {(![string match amend* $commit_type]
1931                                || [$ui_comm edit modified])
1932                                && $msg ne {}} {
1933                                catch {
1934                                        set fd [open $save w]
1935                                        puts -nonewline $fd $msg
1936                                        close $fd
1937                                }
1938                        } else {
1939                                catch {file delete $save}
1940                        }
1941                }
1942
1943                # -- Cancel our spellchecker if its running.
1944                #
1945                if {[info exists ui_comm_spell]} {
1946                        $ui_comm_spell stop
1947                }
1948
1949                # -- Remove our editor backup, its not needed.
1950                #
1951                after cancel $GITGUI_BCK_i
1952                if {$GITGUI_BCK_exists} {
1953                        catch {file delete [gitdir GITGUI_BCK]}
1954                }
1955
1956                # -- Stash our current window geometry into this repository.
1957                #
1958                set cfg_geometry [list]
1959                lappend cfg_geometry [wm geometry .]
1960                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
1961                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
1962                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1963                        set rc_geometry {}
1964                }
1965                if {$cfg_geometry ne $rc_geometry} {
1966                        catch {git config gui.geometry $cfg_geometry}
1967                }
1968        }
1969
1970        set ret_code $rc
1971        destroy .
1972}
1973
1974proc do_rescan {} {
1975        rescan ui_ready
1976}
1977
1978proc ui_do_rescan {} {
1979        rescan {force_first_diff; ui_ready}
1980}
1981
1982proc do_commit {} {
1983        commit_tree
1984}
1985
1986proc next_diff {} {
1987        global next_diff_p next_diff_w next_diff_i
1988        show_diff $next_diff_p $next_diff_w {}
1989}
1990
1991proc find_anchor_pos {lst name} {
1992        set lid [lsearch -sorted -exact $lst $name]
1993
1994        if {$lid == -1} {
1995                set lid 0
1996                foreach lname $lst {
1997                        if {$lname >= $name} break
1998                        incr lid
1999                }
2000        }
2001
2002        return $lid
2003}
2004
2005proc find_file_from {flist idx delta path mmask} {
2006        global file_states
2007
2008        set len [llength $flist]
2009        while {$idx >= 0 && $idx < $len} {
2010                set name [lindex $flist $idx]
2011
2012                if {$name ne $path && [info exists file_states($name)]} {
2013                        set state [lindex $file_states($name) 0]
2014
2015                        if {$mmask eq {} || [regexp $mmask $state]} {
2016                                return $idx
2017                        }
2018                }
2019
2020                incr idx $delta
2021        }
2022
2023        return {}
2024}
2025
2026proc find_next_diff {w path {lno {}} {mmask {}}} {
2027        global next_diff_p next_diff_w next_diff_i
2028        global file_lists ui_index ui_workdir
2029
2030        set flist $file_lists($w)
2031        if {$lno eq {}} {
2032                set lno [find_anchor_pos $flist $path]
2033        } else {
2034                incr lno -1
2035        }
2036
2037        if {$mmask ne {} && ![regexp {(^\^)|(\$$)} $mmask]} {
2038                if {$w eq $ui_index} {
2039                        set mmask "^$mmask"
2040                } else {
2041                        set mmask "$mmask\$"
2042                }
2043        }
2044
2045        set idx [find_file_from $flist $lno 1 $path $mmask]
2046        if {$idx eq {}} {
2047                incr lno -1
2048                set idx [find_file_from $flist $lno -1 $path $mmask]
2049        }
2050
2051        if {$idx ne {}} {
2052                set next_diff_w $w
2053                set next_diff_p [lindex $flist $idx]
2054                set next_diff_i [expr {$idx+1}]
2055                return 1
2056        } else {
2057                return 0
2058        }
2059}
2060
2061proc next_diff_after_action {w path {lno {}} {mmask {}}} {
2062        global current_diff_path
2063
2064        if {$path ne $current_diff_path} {
2065                return {}
2066        } elseif {[find_next_diff $w $path $lno $mmask]} {
2067                return {next_diff;}
2068        } else {
2069                return {reshow_diff;}
2070        }
2071}
2072
2073proc select_first_diff {} {
2074        global ui_workdir
2075
2076        if {[find_next_diff $ui_workdir {} 1 {^_?U}] ||
2077            [find_next_diff $ui_workdir {} 1 {[^O]$}]} {
2078                next_diff
2079        }
2080}
2081
2082proc force_first_diff {} {
2083        global current_diff_path
2084
2085        if {[info exists file_states($current_diff_path)]} {
2086                set state [lindex $file_states($current_diff_path) 0]
2087
2088                if {[string index $state 1] ne {O}} return
2089        }
2090
2091        select_first_diff
2092}
2093
2094proc toggle_or_diff {w x y} {
2095        global file_states file_lists current_diff_path ui_index ui_workdir
2096        global last_clicked selected_paths
2097
2098        set pos [split [$w index @$x,$y] .]
2099        set lno [lindex $pos 0]
2100        set col [lindex $pos 1]
2101        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2102        if {$path eq {}} {
2103                set last_clicked {}
2104                return
2105        }
2106
2107        set last_clicked [list $w $lno]
2108        array unset selected_paths
2109        $ui_index tag remove in_sel 0.0 end
2110        $ui_workdir tag remove in_sel 0.0 end
2111
2112        # Determine the state of the file
2113        if {[info exists file_states($path)]} {
2114                set state [lindex $file_states($path) 0]
2115        } else {
2116                set state {__}
2117        }
2118
2119        # Restage the file, or simply show the diff
2120        if {$col == 0 && $y > 1} {
2121                # Conflicts need special handling
2122                if {[string first {U} $state] >= 0} {
2123                        # $w must always be $ui_workdir, but...
2124                        if {$w ne $ui_workdir} { set lno {} }
2125                        merge_stage_workdir $path $lno
2126                        return
2127                }
2128
2129                if {[string index $state 1] eq {O}} {
2130                        set mmask {}
2131                } else {
2132                        set mmask {[^O]}
2133                }
2134
2135                set after [next_diff_after_action $w $path $lno $mmask]
2136
2137                if {$w eq $ui_index} {
2138                        update_indexinfo \
2139                                "Unstaging [short_path $path] from commit" \
2140                                [list $path] \
2141                                [concat $after [list ui_ready]]
2142                } elseif {$w eq $ui_workdir} {
2143                        update_index \
2144                                "Adding [short_path $path]" \
2145                                [list $path] \
2146                                [concat $after [list ui_ready]]
2147                }
2148        } else {
2149                show_diff $path $w $lno
2150        }
2151}
2152
2153proc add_one_to_selection {w x y} {
2154        global file_lists last_clicked selected_paths
2155
2156        set lno [lindex [split [$w index @$x,$y] .] 0]
2157        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2158        if {$path eq {}} {
2159                set last_clicked {}
2160                return
2161        }
2162
2163        if {$last_clicked ne {}
2164                && [lindex $last_clicked 0] ne $w} {
2165                array unset selected_paths
2166                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2167        }
2168
2169        set last_clicked [list $w $lno]
2170        if {[catch {set in_sel $selected_paths($path)}]} {
2171                set in_sel 0
2172        }
2173        if {$in_sel} {
2174                unset selected_paths($path)
2175                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2176        } else {
2177                set selected_paths($path) 1
2178                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2179        }
2180}
2181
2182proc add_range_to_selection {w x y} {
2183        global file_lists last_clicked selected_paths
2184
2185        if {[lindex $last_clicked 0] ne $w} {
2186                toggle_or_diff $w $x $y
2187                return
2188        }
2189
2190        set lno [lindex [split [$w index @$x,$y] .] 0]
2191        set lc [lindex $last_clicked 1]
2192        if {$lc < $lno} {
2193                set begin $lc
2194                set end $lno
2195        } else {
2196                set begin $lno
2197                set end $lc
2198        }
2199
2200        foreach path [lrange $file_lists($w) \
2201                [expr {$begin - 1}] \
2202                [expr {$end - 1}]] {
2203                set selected_paths($path) 1
2204        }
2205        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2206}
2207
2208proc show_more_context {} {
2209        global repo_config
2210        if {$repo_config(gui.diffcontext) < 99} {
2211                incr repo_config(gui.diffcontext)
2212                reshow_diff
2213        }
2214}
2215
2216proc show_less_context {} {
2217        global repo_config
2218        if {$repo_config(gui.diffcontext) > 1} {
2219                incr repo_config(gui.diffcontext) -1
2220                reshow_diff
2221        }
2222}
2223
2224######################################################################
2225##
2226## ui construction
2227
2228load_config 0
2229apply_config
2230set ui_comm {}
2231
2232# -- Menu Bar
2233#
2234menu .mbar -tearoff 0
2235.mbar add cascade -label [mc Repository] -menu .mbar.repository
2236.mbar add cascade -label [mc Edit] -menu .mbar.edit
2237if {[is_enabled branch]} {
2238        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2239}
2240if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2241        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2242}
2243if {[is_enabled transport]} {
2244        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2245        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2246}
2247. configure -menu .mbar
2248
2249# -- Repository Menu
2250#
2251menu .mbar.repository
2252
2253.mbar.repository add command \
2254        -label [mc "Explore Working Copy"] \
2255        -command {do_explore}
2256.mbar.repository add separator
2257
2258.mbar.repository add command \
2259        -label [mc "Browse Current Branch's Files"] \
2260        -command {browser::new $current_branch}
2261set ui_browse_current [.mbar.repository index last]
2262.mbar.repository add command \
2263        -label [mc "Browse Branch Files..."] \
2264        -command browser_open::dialog
2265.mbar.repository add separator
2266
2267.mbar.repository add command \
2268        -label [mc "Visualize Current Branch's History"] \
2269        -command {do_gitk $current_branch}
2270set ui_visualize_current [.mbar.repository index last]
2271.mbar.repository add command \
2272        -label [mc "Visualize All Branch History"] \
2273        -command {do_gitk --all}
2274.mbar.repository add separator
2275
2276proc current_branch_write {args} {
2277        global current_branch
2278        .mbar.repository entryconf $::ui_browse_current \
2279                -label [mc "Browse %s's Files" $current_branch]
2280        .mbar.repository entryconf $::ui_visualize_current \
2281                -label [mc "Visualize %s's History" $current_branch]
2282}
2283trace add variable current_branch write current_branch_write
2284
2285if {[is_enabled multicommit]} {
2286        .mbar.repository add command -label [mc "Database Statistics"] \
2287                -command do_stats
2288
2289        .mbar.repository add command -label [mc "Compress Database"] \
2290                -command do_gc
2291
2292        .mbar.repository add command -label [mc "Verify Database"] \
2293                -command do_fsck_objects
2294
2295        .mbar.repository add separator
2296
2297        if {[is_Cygwin]} {
2298                .mbar.repository add command \
2299                        -label [mc "Create Desktop Icon"] \
2300                        -command do_cygwin_shortcut
2301        } elseif {[is_Windows]} {
2302                .mbar.repository add command \
2303                        -label [mc "Create Desktop Icon"] \
2304                        -command do_windows_shortcut
2305        } elseif {[is_MacOSX]} {
2306                .mbar.repository add command \
2307                        -label [mc "Create Desktop Icon"] \
2308                        -command do_macosx_app
2309        }
2310}
2311
2312if {[is_MacOSX]} {
2313        proc ::tk::mac::Quit {args} { do_quit }
2314} else {
2315        .mbar.repository add command -label [mc Quit] \
2316                -command do_quit \
2317                -accelerator $M1T-Q
2318}
2319
2320# -- Edit Menu
2321#
2322menu .mbar.edit
2323.mbar.edit add command -label [mc Undo] \
2324        -command {catch {[focus] edit undo}} \
2325        -accelerator $M1T-Z
2326.mbar.edit add command -label [mc Redo] \
2327        -command {catch {[focus] edit redo}} \
2328        -accelerator $M1T-Y
2329.mbar.edit add separator
2330.mbar.edit add command -label [mc Cut] \
2331        -command {catch {tk_textCut [focus]}} \
2332        -accelerator $M1T-X
2333.mbar.edit add command -label [mc Copy] \
2334        -command {catch {tk_textCopy [focus]}} \
2335        -accelerator $M1T-C
2336.mbar.edit add command -label [mc Paste] \
2337        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2338        -accelerator $M1T-V
2339.mbar.edit add command -label [mc Delete] \
2340        -command {catch {[focus] delete sel.first sel.last}} \
2341        -accelerator Del
2342.mbar.edit add separator
2343.mbar.edit add command -label [mc "Select All"] \
2344        -command {catch {[focus] tag add sel 0.0 end}} \
2345        -accelerator $M1T-A
2346
2347# -- Branch Menu
2348#
2349if {[is_enabled branch]} {
2350        menu .mbar.branch
2351
2352        .mbar.branch add command -label [mc "Create..."] \
2353                -command branch_create::dialog \
2354                -accelerator $M1T-N
2355        lappend disable_on_lock [list .mbar.branch entryconf \
2356                [.mbar.branch index last] -state]
2357
2358        .mbar.branch add command -label [mc "Checkout..."] \
2359                -command branch_checkout::dialog \
2360                -accelerator $M1T-O
2361        lappend disable_on_lock [list .mbar.branch entryconf \
2362                [.mbar.branch index last] -state]
2363
2364        .mbar.branch add command -label [mc "Rename..."] \
2365                -command branch_rename::dialog
2366        lappend disable_on_lock [list .mbar.branch entryconf \
2367                [.mbar.branch index last] -state]
2368
2369        .mbar.branch add command -label [mc "Delete..."] \
2370                -command branch_delete::dialog
2371        lappend disable_on_lock [list .mbar.branch entryconf \
2372                [.mbar.branch index last] -state]
2373
2374        .mbar.branch add command -label [mc "Reset..."] \
2375                -command merge::reset_hard
2376        lappend disable_on_lock [list .mbar.branch entryconf \
2377                [.mbar.branch index last] -state]
2378}
2379
2380# -- Commit Menu
2381#
2382proc commit_btn_caption {} {
2383        if {[is_enabled nocommit]} {
2384                return [mc "Done"]
2385        } else {
2386                return [mc Commit@@verb]
2387        }
2388}
2389
2390if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2391        menu .mbar.commit
2392
2393        if {![is_enabled nocommit]} {
2394                .mbar.commit add radiobutton \
2395                        -label [mc "New Commit"] \
2396                        -command do_select_commit_type \
2397                        -variable selected_commit_type \
2398                        -value new
2399                lappend disable_on_lock \
2400                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2401
2402                .mbar.commit add radiobutton \
2403                        -label [mc "Amend Last Commit"] \
2404                        -command do_select_commit_type \
2405                        -variable selected_commit_type \
2406                        -value amend
2407                lappend disable_on_lock \
2408                        [list .mbar.commit entryconf [.mbar.commit index last] -state]
2409
2410                .mbar.commit add separator
2411        }
2412
2413        .mbar.commit add command -label [mc Rescan] \
2414                -command ui_do_rescan \
2415                -accelerator F5
2416        lappend disable_on_lock \
2417                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2418
2419        .mbar.commit add command -label [mc "Stage To Commit"] \
2420                -command do_add_selection \
2421                -accelerator $M1T-T
2422        lappend disable_on_lock \
2423                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2424
2425        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2426                -command do_add_all \
2427                -accelerator $M1T-I
2428        lappend disable_on_lock \
2429                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2430
2431        .mbar.commit add command -label [mc "Unstage From Commit"] \
2432                -command do_unstage_selection
2433        lappend disable_on_lock \
2434                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2435
2436        .mbar.commit add command -label [mc "Revert Changes"] \
2437                -command do_revert_selection
2438        lappend disable_on_lock \
2439                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2440
2441        .mbar.commit add separator
2442
2443        .mbar.commit add command -label [mc "Show Less Context"] \
2444                -command show_less_context \
2445                -accelerator $M1T-\-
2446
2447        .mbar.commit add command -label [mc "Show More Context"] \
2448                -command show_more_context \
2449                -accelerator $M1T-=
2450
2451        .mbar.commit add separator
2452
2453        if {![is_enabled nocommitmsg]} {
2454                .mbar.commit add command -label [mc "Sign Off"] \
2455                        -command do_signoff \
2456                        -accelerator $M1T-S
2457        }
2458
2459        .mbar.commit add command -label [commit_btn_caption] \
2460                -command do_commit \
2461                -accelerator $M1T-Return
2462        lappend disable_on_lock \
2463                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2464}
2465
2466# -- Merge Menu
2467#
2468if {[is_enabled branch]} {
2469        menu .mbar.merge
2470        .mbar.merge add command -label [mc "Local Merge..."] \
2471                -command merge::dialog \
2472                -accelerator $M1T-M
2473        lappend disable_on_lock \
2474                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2475        .mbar.merge add command -label [mc "Abort Merge..."] \
2476                -command merge::reset_hard
2477        lappend disable_on_lock \
2478                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2479}
2480
2481# -- Transport Menu
2482#
2483if {[is_enabled transport]} {
2484        menu .mbar.remote
2485
2486        .mbar.remote add command \
2487                -label [mc "Add..."] \
2488                -command remote_add::dialog \
2489                -accelerator $M1T-A
2490        .mbar.remote add command \
2491                -label [mc "Push..."] \
2492                -command do_push_anywhere \
2493                -accelerator $M1T-P
2494        .mbar.remote add command \
2495                -label [mc "Delete Branch..."] \
2496                -command remote_branch_delete::dialog
2497}
2498
2499if {[is_MacOSX]} {
2500        # -- Apple Menu (Mac OS X only)
2501        #
2502        .mbar add cascade -label Apple -menu .mbar.apple
2503        menu .mbar.apple
2504
2505        .mbar.apple add command -label [mc "About %s" [appname]] \
2506                -command do_about
2507        .mbar.apple add separator
2508        .mbar.apple add command \
2509                -label [mc "Preferences..."] \
2510                -command do_options \
2511                -accelerator $M1T-,
2512        bind . <$M1B-,> do_options
2513} else {
2514        # -- Edit Menu
2515        #
2516        .mbar.edit add separator
2517        .mbar.edit add command -label [mc "Options..."] \
2518                -command do_options
2519}
2520
2521# -- Help Menu
2522#
2523.mbar add cascade -label [mc Help] -menu .mbar.help
2524menu .mbar.help
2525
2526if {![is_MacOSX]} {
2527        .mbar.help add command -label [mc "About %s" [appname]] \
2528                -command do_about
2529}
2530
2531
2532set doc_path [file dirname [gitexec]]
2533set doc_path [file join $doc_path Documentation index.html]
2534
2535if {[is_Cygwin]} {
2536        set doc_path [exec cygpath --mixed $doc_path]
2537}
2538
2539if {[file isfile $doc_path]} {
2540        set doc_url "file:$doc_path"
2541} else {
2542        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2543}
2544
2545proc start_browser {url} {
2546        git "web--browse" $url
2547}
2548
2549.mbar.help add command -label [mc "Online Documentation"] \
2550        -command [list start_browser $doc_url]
2551
2552.mbar.help add command -label [mc "Show SSH Key"] \
2553        -command do_ssh_key
2554
2555unset doc_path doc_url
2556
2557# -- Standard bindings
2558#
2559wm protocol . WM_DELETE_WINDOW do_quit
2560bind all <$M1B-Key-q> do_quit
2561bind all <$M1B-Key-Q> do_quit
2562bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2563bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2564
2565set subcommand_args {}
2566proc usage {} {
2567        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2568        exit 1
2569}
2570
2571# -- Not a normal commit type invocation?  Do that instead!
2572#
2573switch -- $subcommand {
2574browser -
2575blame {
2576        if {$subcommand eq "blame"} {
2577                set subcommand_args {[--line=<num>] rev? path}
2578        } else {
2579                set subcommand_args {rev? path}
2580        }
2581        if {$argv eq {}} usage
2582        set head {}
2583        set path {}
2584        set jump_spec {}
2585        set is_path 0
2586        foreach a $argv {
2587                if {$is_path || [file exists $_prefix$a]} {
2588                        if {$path ne {}} usage
2589                        set path $_prefix$a
2590                        break
2591                } elseif {$a eq {--}} {
2592                        if {$path ne {}} {
2593                                if {$head ne {}} usage
2594                                set head $path
2595                                set path {}
2596                        }
2597                        set is_path 1
2598                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2599                        if {$jump_spec ne {} || $head ne {}} usage
2600                        set jump_spec [list $lnum]
2601                } elseif {$head eq {}} {
2602                        if {$head ne {}} usage
2603                        set head $a
2604                        set is_path 1
2605                } else {
2606                        usage
2607                }
2608        }
2609        unset is_path
2610
2611        if {$head ne {} && $path eq {}} {
2612                set path $_prefix$head
2613                set head {}
2614        }
2615
2616        if {$head eq {}} {
2617                load_current_branch
2618        } else {
2619                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2620                        if {[catch {
2621                                        set head [git rev-parse --verify $head]
2622                                } err]} {
2623                                puts stderr $err
2624                                exit 1
2625                        }
2626                }
2627                set current_branch $head
2628        }
2629
2630        switch -- $subcommand {
2631        browser {
2632                if {$jump_spec ne {}} usage
2633                if {$head eq {}} {
2634                        if {$path ne {} && [file isdirectory $path]} {
2635                                set head $current_branch
2636                        } else {
2637                                set head $path
2638                                set path {}
2639                        }
2640                }
2641                browser::new $head $path
2642        }
2643        blame   {
2644                if {$head eq {} && ![file exists $path]} {
2645                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2646                        exit 1
2647                }
2648                blame::new $head $path $jump_spec
2649        }
2650        }
2651        return
2652}
2653citool -
2654gui {
2655        if {[llength $argv] != 0} {
2656                puts -nonewline stderr "usage: $argv0"
2657                if {$subcommand ne {gui}
2658                        && [file tail $argv0] ne "git-$subcommand"} {
2659                        puts -nonewline stderr " $subcommand"
2660                }
2661                puts stderr {}
2662                exit 1
2663        }
2664        # fall through to setup UI for commits
2665}
2666default {
2667        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2668        exit 1
2669}
2670}
2671
2672# -- Branch Control
2673#
2674frame .branch \
2675        -borderwidth 1 \
2676        -relief sunken
2677label .branch.l1 \
2678        -text [mc "Current Branch:"] \
2679        -anchor w \
2680        -justify left
2681label .branch.cb \
2682        -textvariable current_branch \
2683        -anchor w \
2684        -justify left
2685pack .branch.l1 -side left
2686pack .branch.cb -side left -fill x
2687pack .branch -side top -fill x
2688
2689# -- Main Window Layout
2690#
2691panedwindow .vpane -orient horizontal
2692panedwindow .vpane.files -orient vertical
2693.vpane add .vpane.files -sticky nsew -height 100 -width 200
2694pack .vpane -anchor n -side top -fill both -expand 1
2695
2696# -- Index File List
2697#
2698frame .vpane.files.index -height 100 -width 200
2699label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2700        -background lightgreen -foreground black
2701text $ui_index -background white -foreground black \
2702        -borderwidth 0 \
2703        -width 20 -height 10 \
2704        -wrap none \
2705        -cursor $cursor_ptr \
2706        -xscrollcommand {.vpane.files.index.sx set} \
2707        -yscrollcommand {.vpane.files.index.sy set} \
2708        -state disabled
2709scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2710scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2711pack .vpane.files.index.title -side top -fill x
2712pack .vpane.files.index.sx -side bottom -fill x
2713pack .vpane.files.index.sy -side right -fill y
2714pack $ui_index -side left -fill both -expand 1
2715
2716# -- Working Directory File List
2717#
2718frame .vpane.files.workdir -height 100 -width 200
2719label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2720        -background lightsalmon -foreground black
2721text $ui_workdir -background white -foreground black \
2722        -borderwidth 0 \
2723        -width 20 -height 10 \
2724        -wrap none \
2725        -cursor $cursor_ptr \
2726        -xscrollcommand {.vpane.files.workdir.sx set} \
2727        -yscrollcommand {.vpane.files.workdir.sy set} \
2728        -state disabled
2729scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2730scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2731pack .vpane.files.workdir.title -side top -fill x
2732pack .vpane.files.workdir.sx -side bottom -fill x
2733pack .vpane.files.workdir.sy -side right -fill y
2734pack $ui_workdir -side left -fill both -expand 1
2735
2736.vpane.files add .vpane.files.workdir -sticky nsew
2737.vpane.files add .vpane.files.index -sticky nsew
2738
2739foreach i [list $ui_index $ui_workdir] {
2740        rmsel_tag $i
2741        $i tag conf in_diff -background [$i tag cget in_sel -background]
2742}
2743unset i
2744
2745# -- Diff and Commit Area
2746#
2747frame .vpane.lower -height 300 -width 400
2748frame .vpane.lower.commarea
2749frame .vpane.lower.diff -relief sunken -borderwidth 1
2750pack .vpane.lower.diff -fill both -expand 1
2751pack .vpane.lower.commarea -side bottom -fill x
2752.vpane add .vpane.lower -sticky nsew
2753
2754# -- Commit Area Buttons
2755#
2756frame .vpane.lower.commarea.buttons
2757label .vpane.lower.commarea.buttons.l -text {} \
2758        -anchor w \
2759        -justify left
2760pack .vpane.lower.commarea.buttons.l -side top -fill x
2761pack .vpane.lower.commarea.buttons -side left -fill y
2762
2763button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2764        -command ui_do_rescan
2765pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2766lappend disable_on_lock \
2767        {.vpane.lower.commarea.buttons.rescan conf -state}
2768
2769button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2770        -command do_add_all
2771pack .vpane.lower.commarea.buttons.incall -side top -fill x
2772lappend disable_on_lock \
2773        {.vpane.lower.commarea.buttons.incall conf -state}
2774
2775if {![is_enabled nocommitmsg]} {
2776        button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2777                -command do_signoff
2778        pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2779}
2780
2781button .vpane.lower.commarea.buttons.commit -text [commit_btn_caption] \
2782        -command do_commit
2783pack .vpane.lower.commarea.buttons.commit -side top -fill x
2784lappend disable_on_lock \
2785        {.vpane.lower.commarea.buttons.commit conf -state}
2786
2787if {![is_enabled nocommit]} {
2788        button .vpane.lower.commarea.buttons.push -text [mc Push] \
2789                -command do_push_anywhere
2790        pack .vpane.lower.commarea.buttons.push -side top -fill x
2791}
2792
2793# -- Commit Message Buffer
2794#
2795frame .vpane.lower.commarea.buffer
2796frame .vpane.lower.commarea.buffer.header
2797set ui_comm .vpane.lower.commarea.buffer.t
2798set ui_coml .vpane.lower.commarea.buffer.header.l
2799
2800if {![is_enabled nocommit]} {
2801        radiobutton .vpane.lower.commarea.buffer.header.new \
2802                -text [mc "New Commit"] \
2803                -command do_select_commit_type \
2804                -variable selected_commit_type \
2805                -value new
2806        lappend disable_on_lock \
2807                [list .vpane.lower.commarea.buffer.header.new conf -state]
2808        radiobutton .vpane.lower.commarea.buffer.header.amend \
2809                -text [mc "Amend Last Commit"] \
2810                -command do_select_commit_type \
2811                -variable selected_commit_type \
2812                -value amend
2813        lappend disable_on_lock \
2814                [list .vpane.lower.commarea.buffer.header.amend conf -state]
2815}
2816
2817label $ui_coml \
2818        -anchor w \
2819        -justify left
2820proc trace_commit_type {varname args} {
2821        global ui_coml commit_type
2822        switch -glob -- $commit_type {
2823        initial       {set txt [mc "Initial Commit Message:"]}
2824        amend         {set txt [mc "Amended Commit Message:"]}
2825        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2826        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2827        merge         {set txt [mc "Merge Commit Message:"]}
2828        *             {set txt [mc "Commit Message:"]}
2829        }
2830        $ui_coml conf -text $txt
2831}
2832trace add variable commit_type write trace_commit_type
2833pack $ui_coml -side left -fill x
2834
2835if {![is_enabled nocommit]} {
2836        pack .vpane.lower.commarea.buffer.header.amend -side right
2837        pack .vpane.lower.commarea.buffer.header.new -side right
2838}
2839
2840text $ui_comm -background white -foreground black \
2841        -borderwidth 1 \
2842        -undo true \
2843        -maxundo 20 \
2844        -autoseparators true \
2845        -relief sunken \
2846        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2847        -font font_diff \
2848        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2849scrollbar .vpane.lower.commarea.buffer.sby \
2850        -command [list $ui_comm yview]
2851pack .vpane.lower.commarea.buffer.header -side top -fill x
2852pack .vpane.lower.commarea.buffer.sby -side right -fill y
2853pack $ui_comm -side left -fill y
2854pack .vpane.lower.commarea.buffer -side left -fill y
2855
2856# -- Commit Message Buffer Context Menu
2857#
2858set ctxm .vpane.lower.commarea.buffer.ctxm
2859menu $ctxm -tearoff 0
2860$ctxm add command \
2861        -label [mc Cut] \
2862        -command {tk_textCut $ui_comm}
2863$ctxm add command \
2864        -label [mc Copy] \
2865        -command {tk_textCopy $ui_comm}
2866$ctxm add command \
2867        -label [mc Paste] \
2868        -command {tk_textPaste $ui_comm}
2869$ctxm add command \
2870        -label [mc Delete] \
2871        -command {$ui_comm delete sel.first sel.last}
2872$ctxm add separator
2873$ctxm add command \
2874        -label [mc "Select All"] \
2875        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2876$ctxm add command \
2877        -label [mc "Copy All"] \
2878        -command {
2879                $ui_comm tag add sel 0.0 end
2880                tk_textCopy $ui_comm
2881                $ui_comm tag remove sel 0.0 end
2882        }
2883$ctxm add separator
2884$ctxm add command \
2885        -label [mc "Sign Off"] \
2886        -command do_signoff
2887set ui_comm_ctxm $ctxm
2888
2889# -- Diff Header
2890#
2891proc trace_current_diff_path {varname args} {
2892        global current_diff_path diff_actions file_states
2893        if {$current_diff_path eq {}} {
2894                set s {}
2895                set f {}
2896                set p {}
2897                set o disabled
2898        } else {
2899                set p $current_diff_path
2900                set s [mapdesc [lindex $file_states($p) 0] $p]
2901                set f [mc "File:"]
2902                set p [escape_path $p]
2903                set o normal
2904        }
2905
2906        .vpane.lower.diff.header.status configure -text $s
2907        .vpane.lower.diff.header.file configure -text $f
2908        .vpane.lower.diff.header.path configure -text $p
2909        foreach w $diff_actions {
2910                uplevel #0 $w $o
2911        }
2912}
2913trace add variable current_diff_path write trace_current_diff_path
2914
2915frame .vpane.lower.diff.header -background gold
2916label .vpane.lower.diff.header.status \
2917        -background gold \
2918        -foreground black \
2919        -width $max_status_desc \
2920        -anchor w \
2921        -justify left
2922label .vpane.lower.diff.header.file \
2923        -background gold \
2924        -foreground black \
2925        -anchor w \
2926        -justify left
2927label .vpane.lower.diff.header.path \
2928        -background gold \
2929        -foreground black \
2930        -anchor w \
2931        -justify left
2932pack .vpane.lower.diff.header.status -side left
2933pack .vpane.lower.diff.header.file -side left
2934pack .vpane.lower.diff.header.path -fill x
2935set ctxm .vpane.lower.diff.header.ctxm
2936menu $ctxm -tearoff 0
2937$ctxm add command \
2938        -label [mc Copy] \
2939        -command {
2940                clipboard clear
2941                clipboard append \
2942                        -format STRING \
2943                        -type STRING \
2944                        -- $current_diff_path
2945        }
2946lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2947bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2948
2949# -- Diff Body
2950#
2951frame .vpane.lower.diff.body
2952set ui_diff .vpane.lower.diff.body.t
2953text $ui_diff -background white -foreground black \
2954        -borderwidth 0 \
2955        -width 80 -height 15 -wrap none \
2956        -font font_diff \
2957        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2958        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2959        -state disabled
2960scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2961        -command [list $ui_diff xview]
2962scrollbar .vpane.lower.diff.body.sby -orient vertical \
2963        -command [list $ui_diff yview]
2964pack .vpane.lower.diff.body.sbx -side bottom -fill x
2965pack .vpane.lower.diff.body.sby -side right -fill y
2966pack $ui_diff -side left -fill both -expand 1
2967pack .vpane.lower.diff.header -side top -fill x
2968pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2969
2970$ui_diff tag conf d_cr -elide true
2971$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2972$ui_diff tag conf d_+ -foreground {#00a000}
2973$ui_diff tag conf d_- -foreground red
2974
2975$ui_diff tag conf d_++ -foreground {#00a000}
2976$ui_diff tag conf d_-- -foreground red
2977$ui_diff tag conf d_+s \
2978        -foreground {#00a000} \
2979        -background {#e2effa}
2980$ui_diff tag conf d_-s \
2981        -foreground red \
2982        -background {#e2effa}
2983$ui_diff tag conf d_s+ \
2984        -foreground {#00a000} \
2985        -background ivory1
2986$ui_diff tag conf d_s- \
2987        -foreground red \
2988        -background ivory1
2989
2990$ui_diff tag conf d<<<<<<< \
2991        -foreground orange \
2992        -font font_diffbold
2993$ui_diff tag conf d======= \
2994        -foreground orange \
2995        -font font_diffbold
2996$ui_diff tag conf d>>>>>>> \
2997        -foreground orange \
2998        -font font_diffbold
2999
3000$ui_diff tag raise sel
3001
3002# -- Diff Body Context Menu
3003#
3004
3005proc create_common_diff_popup {ctxm} {
3006        $ctxm add command \
3007                -label [mc "Show Less Context"] \
3008                -command show_less_context
3009        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3010        $ctxm add command \
3011                -label [mc "Show More Context"] \
3012                -command show_more_context
3013        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3014        $ctxm add separator
3015        $ctxm add command \
3016                -label [mc Refresh] \
3017                -command reshow_diff
3018        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3019        $ctxm add command \
3020                -label [mc Copy] \
3021                -command {tk_textCopy $ui_diff}
3022        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3023        $ctxm add command \
3024                -label [mc "Select All"] \
3025                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
3026        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3027        $ctxm add command \
3028                -label [mc "Copy All"] \
3029                -command {
3030                        $ui_diff tag add sel 0.0 end
3031                        tk_textCopy $ui_diff
3032                        $ui_diff tag remove sel 0.0 end
3033                }
3034        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3035        $ctxm add separator
3036        $ctxm add command \
3037                -label [mc "Decrease Font Size"] \
3038                -command {incr_font_size font_diff -1}
3039        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3040        $ctxm add command \
3041                -label [mc "Increase Font Size"] \
3042                -command {incr_font_size font_diff 1}
3043        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3044        $ctxm add separator
3045        set emenu $ctxm.enc
3046        menu $emenu
3047        build_encoding_menu $emenu [list force_diff_encoding]
3048        $ctxm add cascade \
3049                -label [mc "Encoding"] \
3050                -menu $emenu
3051        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3052        $ctxm add separator
3053        $ctxm add command -label [mc "Options..."] \
3054                -command do_options
3055}
3056
3057set ctxm .vpane.lower.diff.body.ctxm
3058menu $ctxm -tearoff 0
3059$ctxm add command \
3060        -label [mc "Apply/Reverse Hunk"] \
3061        -command {apply_hunk $cursorX $cursorY}
3062set ui_diff_applyhunk [$ctxm index last]
3063lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
3064$ctxm add command \
3065        -label [mc "Apply/Reverse Line"] \
3066        -command {apply_line $cursorX $cursorY; do_rescan}
3067set ui_diff_applyline [$ctxm index last]
3068lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
3069$ctxm add separator
3070create_common_diff_popup $ctxm
3071
3072set ctxmmg .vpane.lower.diff.body.ctxmmg
3073menu $ctxmmg -tearoff 0
3074$ctxmmg add command \
3075        -label [mc "Run Merge Tool"] \
3076        -command {merge_resolve_tool}
3077lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3078$ctxmmg add separator
3079$ctxmmg add command \
3080        -label [mc "Use Remote Version"] \
3081        -command {merge_resolve_one 3}
3082lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3083$ctxmmg add command \
3084        -label [mc "Use Local Version"] \
3085        -command {merge_resolve_one 2}
3086lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3087$ctxmmg add command \
3088        -label [mc "Revert To Base"] \
3089        -command {merge_resolve_one 1}
3090lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
3091$ctxmmg add separator
3092create_common_diff_popup $ctxmmg
3093
3094proc popup_diff_menu {ctxm ctxmmg x y X Y} {
3095        global current_diff_path file_states
3096        set ::cursorX $x
3097        set ::cursorY $y
3098        if {[info exists file_states($current_diff_path)]} {
3099                set state [lindex $file_states($current_diff_path) 0]
3100        } else {
3101                set state {__}
3102        }
3103        if {[string first {U} $state] >= 0} {
3104                tk_popup $ctxmmg $X $Y
3105        } else {
3106                if {$::ui_index eq $::current_diff_side} {
3107                        set l [mc "Unstage Hunk From Commit"]
3108                        set t [mc "Unstage Line From Commit"]
3109                } else {
3110                        set l [mc "Stage Hunk For Commit"]
3111                        set t [mc "Stage Line For Commit"]
3112                }
3113                if {$::is_3way_diff
3114                        || $current_diff_path eq {}
3115                        || {__} eq $state
3116                        || {_O} eq $state
3117                        || {_T} eq $state
3118                        || {T_} eq $state} {
3119                        set s disabled
3120                } else {
3121                        set s normal
3122                }
3123                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
3124                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
3125                tk_popup $ctxm $X $Y
3126        }
3127}
3128bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
3129
3130# -- Status Bar
3131#
3132set main_status [::status_bar::new .status]
3133pack .status -anchor w -side bottom -fill x
3134$main_status show [mc "Initializing..."]
3135
3136# -- Load geometry
3137#
3138catch {
3139set gm $repo_config(gui.geometry)
3140wm geometry . [lindex $gm 0]
3141.vpane sash place 0 \
3142        [lindex $gm 1] \
3143        [lindex [.vpane sash coord 0] 1]
3144.vpane.files sash place 0 \
3145        [lindex [.vpane.files sash coord 0] 0] \
3146        [lindex $gm 2]
3147unset gm
3148}
3149
3150# -- Key Bindings
3151#
3152bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3153bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
3154bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
3155bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3156bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3157bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3158bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3159bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3160bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3161bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3162bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3163bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3164bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3165bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
3166bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
3167bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
3168bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
3169bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
3170
3171bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3172bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3173bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3174bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3175bind $ui_diff <$M1B-Key-v> {break}
3176bind $ui_diff <$M1B-Key-V> {break}
3177bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3178bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3179bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3180bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3181bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3182bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3183bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
3184bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
3185bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
3186bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
3187bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
3188bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
3189bind $ui_diff <Button-1>   {focus %W}
3190
3191if {[is_enabled branch]} {
3192        bind . <$M1B-Key-n> branch_create::dialog
3193        bind . <$M1B-Key-N> branch_create::dialog
3194        bind . <$M1B-Key-o> branch_checkout::dialog
3195        bind . <$M1B-Key-O> branch_checkout::dialog
3196        bind . <$M1B-Key-m> merge::dialog
3197        bind . <$M1B-Key-M> merge::dialog
3198}
3199if {[is_enabled transport]} {
3200        bind . <$M1B-Key-p> do_push_anywhere
3201        bind . <$M1B-Key-P> do_push_anywhere
3202}
3203
3204bind .   <Key-F5>     ui_do_rescan
3205bind .   <$M1B-Key-r> ui_do_rescan
3206bind .   <$M1B-Key-R> ui_do_rescan
3207bind .   <$M1B-Key-s> do_signoff
3208bind .   <$M1B-Key-S> do_signoff
3209bind .   <$M1B-Key-t> do_add_selection
3210bind .   <$M1B-Key-T> do_add_selection
3211bind .   <$M1B-Key-i> do_add_all
3212bind .   <$M1B-Key-I> do_add_all
3213bind .   <$M1B-Key-minus> {show_less_context;break}
3214bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3215bind .   <$M1B-Key-equal> {show_more_context;break}
3216bind .   <$M1B-Key-plus> {show_more_context;break}
3217bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3218bind .   <$M1B-Key-Return> do_commit
3219foreach i [list $ui_index $ui_workdir] {
3220        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3221        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3222        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3223}
3224unset i
3225
3226set file_lists($ui_index) [list]
3227set file_lists($ui_workdir) [list]
3228
3229wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3230focus -force $ui_comm
3231
3232# -- Warn the user about environmental problems.  Cygwin's Tcl
3233#    does *not* pass its env array onto any processes it spawns.
3234#    This means that git processes get none of our environment.
3235#
3236if {[is_Cygwin]} {
3237        set ignored_env 0
3238        set suggest_user {}
3239        set msg [mc "Possible environment issues exist.
3240
3241The following environment variables are probably
3242going to be ignored by any Git subprocess run
3243by %s:
3244
3245" [appname]]
3246        foreach name [array names env] {
3247                switch -regexp -- $name {
3248                {^GIT_INDEX_FILE$} -
3249                {^GIT_OBJECT_DIRECTORY$} -
3250                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3251                {^GIT_DIFF_OPTS$} -
3252                {^GIT_EXTERNAL_DIFF$} -
3253                {^GIT_PAGER$} -
3254                {^GIT_TRACE$} -
3255                {^GIT_CONFIG$} -
3256                {^GIT_CONFIG_LOCAL$} -
3257                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3258                        append msg " - $name\n"
3259                        incr ignored_env
3260                }
3261                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3262                        append msg " - $name\n"
3263                        incr ignored_env
3264                        set suggest_user $name
3265                }
3266                }
3267        }
3268        if {$ignored_env > 0} {
3269                append msg [mc "
3270This is due to a known issue with the
3271Tcl binary distributed by Cygwin."]
3272
3273                if {$suggest_user ne {}} {
3274                        append msg [mc "
3275
3276A good replacement for %s
3277is placing values for the user.name and
3278user.email settings into your personal
3279~/.gitconfig file.
3280" $suggest_user]
3281                }
3282                warn_popup $msg
3283        }
3284        unset ignored_env msg suggest_user name
3285}
3286
3287# -- Only initialize complex UI if we are going to stay running.
3288#
3289if {[is_enabled transport]} {
3290        load_all_remotes
3291
3292        set n [.mbar.remote index end]
3293        populate_remotes_menu
3294        set n [expr {[.mbar.remote index end] - $n}]
3295        if {$n > 0} {
3296                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3297                .mbar.remote insert $n separator
3298        }
3299        unset n
3300}
3301
3302if {[winfo exists $ui_comm]} {
3303        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3304
3305        # -- If both our backup and message files exist use the
3306        #    newer of the two files to initialize the buffer.
3307        #
3308        if {$GITGUI_BCK_exists} {
3309                set m [gitdir GITGUI_MSG]
3310                if {[file isfile $m]} {
3311                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3312                                catch {file delete [gitdir GITGUI_MSG]}
3313                        } else {
3314                                $ui_comm delete 0.0 end
3315                                $ui_comm edit reset
3316                                $ui_comm edit modified false
3317                                catch {file delete [gitdir GITGUI_BCK]}
3318                                set GITGUI_BCK_exists 0
3319                        }
3320                }
3321                unset m
3322        }
3323
3324        proc backup_commit_buffer {} {
3325                global ui_comm GITGUI_BCK_exists
3326
3327                set m [$ui_comm edit modified]
3328                if {$m || $GITGUI_BCK_exists} {
3329                        set msg [string trim [$ui_comm get 0.0 end]]
3330                        regsub -all -line {[ \r\t]+$} $msg {} msg
3331
3332                        if {$msg eq {}} {
3333                                if {$GITGUI_BCK_exists} {
3334                                        catch {file delete [gitdir GITGUI_BCK]}
3335                                        set GITGUI_BCK_exists 0
3336                                }
3337                        } elseif {$m} {
3338                                catch {
3339                                        set fd [open [gitdir GITGUI_BCK] w]
3340                                        puts -nonewline $fd $msg
3341                                        close $fd
3342                                        set GITGUI_BCK_exists 1
3343                                }
3344                        }
3345
3346                        $ui_comm edit modified false
3347                }
3348
3349                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3350        }
3351
3352        backup_commit_buffer
3353
3354        # -- If the user has aspell available we can drive it
3355        #    in pipe mode to spellcheck the commit message.
3356        #
3357        set spell_cmd [list |]
3358        set spell_dict [get_config gui.spellingdictionary]
3359        lappend spell_cmd aspell
3360        if {$spell_dict ne {}} {
3361                lappend spell_cmd --master=$spell_dict
3362        }
3363        lappend spell_cmd --mode=none
3364        lappend spell_cmd --encoding=utf-8
3365        lappend spell_cmd pipe
3366        if {$spell_dict eq {none}
3367         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3368                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3369        } else {
3370                set ui_comm_spell [spellcheck::init \
3371                        $spell_fd \
3372                        $ui_comm \
3373                        $ui_comm_ctxm \
3374                ]
3375        }
3376        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3377}
3378
3379lock_index begin-read
3380if {![winfo ismapped .]} {
3381        wm deiconify .
3382}
3383after 1 {
3384        if {[is_enabled initialamend]} {
3385                force_amend
3386        } else {
3387                do_rescan
3388        }
3389
3390        if {[is_enabled nocommitmsg]} {
3391                $ui_comm configure -state disabled -background gray
3392        }
3393}
3394if {[is_enabled multicommit]} {
3395        after 1000 hint_gc
3396}
3397if {[is_enabled retcode]} {
3398        bind . <Destroy> {+terminate_me %W}
3399}
3400if {$picked && [is_config_true gui.autoexplore]} {
3401        do_explore
3402}