Andrew's git - gitweb.git/blob

b0207ac36a7c905b909e764df9741b2d12432b96
   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 sq {value} {
 525        regsub -all ' $value "'\\''" value
 526        return "'$value'"
 527}
 528
 529proc load_current_branch {} {
 530        global current_branch is_detached
 531
 532        set fd [open [gitdir HEAD] r]
 533        if {[gets $fd ref] < 1} {
 534                set ref {}
 535        }
 536        close $fd
 537
 538        set pfx {ref: refs/heads/}
 539        set len [string length $pfx]
 540        if {[string equal -length $len $pfx $ref]} {
 541                # We're on a branch.  It might not exist.  But
 542                # HEAD looks good enough to be a branch.
 543                #
 544                set current_branch [string range $ref $len end]
 545                set is_detached 0
 546        } else {
 547                # Assume this is a detached head.
 548                #
 549                set current_branch HEAD
 550                set is_detached 1
 551        }
 552}
 553
 554auto_load tk_optionMenu
 555rename tk_optionMenu real__tkOptionMenu
 556proc tk_optionMenu {w varName args} {
 557        set m [eval real__tkOptionMenu $w $varName $args]
 558        $m configure -font font_ui
 559        $w configure -font font_ui
 560        return $m
 561}
 562
 563proc rmsel_tag {text} {
 564        $text tag conf sel \
 565                -background [$text cget -background] \
 566                -foreground [$text cget -foreground] \
 567                -borderwidth 0
 568        $text tag conf in_sel -background lightgray
 569        bind $text <Motion> break
 570        return $text
 571}
 572
 573set root_exists 0
 574bind . <Visibility> {
 575        bind . <Visibility> {}
 576        set root_exists 1
 577}
 578
 579if {[is_Windows]} {
 580        wm iconbitmap . -default $oguilib/git-gui.ico
 581}
 582
 583######################################################################
 584##
 585## config defaults
 586
 587set cursor_ptr arrow
 588font create font_diff -family Courier -size 10
 589font create font_ui
 590catch {
 591        label .dummy
 592        eval font configure font_ui [font actual [.dummy cget -font]]
 593        destroy .dummy
 594}
 595
 596font create font_uiitalic
 597font create font_uibold
 598font create font_diffbold
 599font create font_diffitalic
 600
 601foreach class {Button Checkbutton Entry Label
 602                Labelframe Listbox Menu Message
 603                Radiobutton Spinbox Text} {
 604        option add *$class.font font_ui
 605}
 606unset class
 607
 608if {[is_Windows] || [is_MacOSX]} {
 609        option add *Menu.tearOff 0
 610}
 611
 612if {[is_MacOSX]} {
 613        set M1B M1
 614        set M1T Cmd
 615} else {
 616        set M1B Control
 617        set M1T Ctrl
 618}
 619
 620proc bind_button3 {w cmd} {
 621        bind $w <Any-Button-3> $cmd
 622        if {[is_MacOSX]} {
 623                # Mac OS X sends Button-2 on right click through three-button mouse,
 624                # or through trackpad right-clicking (two-finger touch + click).
 625                bind $w <Any-Button-2> $cmd
 626                bind $w <Control-Button-1> $cmd
 627        }
 628}
 629
 630proc apply_config {} {
 631        global repo_config font_descs
 632
 633        foreach option $font_descs {
 634                set name [lindex $option 0]
 635                set font [lindex $option 1]
 636                if {[catch {
 637                        set need_weight 1
 638                        foreach {cn cv} $repo_config(gui.$name) {
 639                                if {$cn eq {-weight}} {
 640                                        set need_weight 0
 641                                }
 642                                font configure $font $cn $cv
 643                        }
 644                        if {$need_weight} {
 645                                font configure $font -weight normal
 646                        }
 647                        } err]} {
 648                        error_popup [strcat [mc "Invalid font specified in %s:" "gui.$name"] "\n\n$err"]
 649                }
 650                foreach {cn cv} [font configure $font] {
 651                        font configure ${font}bold $cn $cv
 652                        font configure ${font}italic $cn $cv
 653                }
 654                font configure ${font}bold -weight bold
 655                font configure ${font}italic -slant italic
 656        }
 657}
 658
 659set default_config(branch.autosetupmerge) true
 660set default_config(merge.diffstat) true
 661set default_config(merge.summary) false
 662set default_config(merge.verbosity) 2
 663set default_config(user.name) {}
 664set default_config(user.email) {}
 665
 666set default_config(gui.matchtrackingbranch) false
 667set default_config(gui.pruneduringfetch) false
 668set default_config(gui.trustmtime) false
 669set default_config(gui.fastcopyblame) false
 670set default_config(gui.copyblamethreshold) 40
 671set default_config(gui.blamehistoryctx) 7
 672set default_config(gui.diffcontext) 5
 673set default_config(gui.commitmsgwidth) 75
 674set default_config(gui.newbranchtemplate) {}
 675set default_config(gui.spellingdictionary) {}
 676set default_config(gui.fontui) [font configure font_ui]
 677set default_config(gui.fontdiff) [font configure font_diff]
 678set font_descs {
 679        {fontui   font_ui   {mc "Main Font"}}
 680        {fontdiff font_diff {mc "Diff/Console Font"}}
 681}
 682
 683######################################################################
 684##
 685## find git
 686
 687set _git  [_which git]
 688if {$_git eq {}} {
 689        catch {wm withdraw .}
 690        tk_messageBox \
 691                -icon error \
 692                -type ok \
 693                -title [mc "git-gui: fatal error"] \
 694                -message [mc "Cannot find git in PATH."]
 695        exit 1
 696}
 697
 698######################################################################
 699##
 700## version check
 701
 702if {[catch {set _git_version [git --version]} err]} {
 703        catch {wm withdraw .}
 704        tk_messageBox \
 705                -icon error \
 706                -type ok \
 707                -title [mc "git-gui: fatal error"] \
 708                -message "Cannot determine Git version:
 709
 710$err
 711
 712[appname] requires Git 1.5.0 or later."
 713        exit 1
 714}
 715if {![regsub {^git version } $_git_version {} _git_version]} {
 716        catch {wm withdraw .}
 717        tk_messageBox \
 718                -icon error \
 719                -type ok \
 720                -title [mc "git-gui: fatal error"] \
 721                -message [strcat [mc "Cannot parse Git version string:"] "\n\n$_git_version"]
 722        exit 1
 723}
 724
 725set _real_git_version $_git_version
 726regsub -- {[\-\.]dirty$} $_git_version {} _git_version
 727regsub {\.[0-9]+\.g[0-9a-f]+$} $_git_version {} _git_version
 728regsub {\.rc[0-9]+$} $_git_version {} _git_version
 729regsub {\.GIT$} $_git_version {} _git_version
 730regsub {\.[a-zA-Z]+\.[0-9]+$} $_git_version {} _git_version
 731
 732if {![regexp {^[1-9]+(\.[0-9]+)+$} $_git_version]} {
 733        catch {wm withdraw .}
 734        if {[tk_messageBox \
 735                -icon warning \
 736                -type yesno \
 737                -default no \
 738                -title "[appname]: warning" \
 739                 -message [mc "Git version cannot be determined.
 740
 741%s claims it is version '%s'.
 742
 743%s requires at least Git 1.5.0 or later.
 744
 745Assume '%s' is version 1.5.0?
 746" $_git $_real_git_version [appname] $_real_git_version]] eq {yes}} {
 747                set _git_version 1.5.0
 748        } else {
 749                exit 1
 750        }
 751}
 752unset _real_git_version
 753
 754proc git-version {args} {
 755        global _git_version
 756
 757        switch [llength $args] {
 758        0 {
 759                return $_git_version
 760        }
 761
 762        2 {
 763                set op [lindex $args 0]
 764                set vr [lindex $args 1]
 765                set cm [package vcompare $_git_version $vr]
 766                return [expr $cm $op 0]
 767        }
 768
 769        4 {
 770                set type [lindex $args 0]
 771                set name [lindex $args 1]
 772                set parm [lindex $args 2]
 773                set body [lindex $args 3]
 774
 775                if {($type ne {proc} && $type ne {method})} {
 776                        error "Invalid arguments to git-version"
 777                }
 778                if {[llength $body] < 2 || [lindex $body end-1] ne {default}} {
 779                        error "Last arm of $type $name must be default"
 780                }
 781
 782                foreach {op vr cb} [lrange $body 0 end-2] {
 783                        if {[git-version $op $vr]} {
 784                                return [uplevel [list $type $name $parm $cb]]
 785                        }
 786                }
 787
 788                return [uplevel [list $type $name $parm [lindex $body end]]]
 789        }
 790
 791        default {
 792                error "git-version >= x"
 793        }
 794
 795        }
 796}
 797
 798if {[git-version < 1.5]} {
 799        catch {wm withdraw .}
 800        tk_messageBox \
 801                -icon error \
 802                -type ok \
 803                -title [mc "git-gui: fatal error"] \
 804                -message "[appname] requires Git 1.5.0 or later.
 805
 806You are using [git-version]:
 807
 808[git --version]"
 809        exit 1
 810}
 811
 812######################################################################
 813##
 814## configure our library
 815
 816set idx [file join $oguilib tclIndex]
 817if {[catch {set fd [open $idx r]} err]} {
 818        catch {wm withdraw .}
 819        tk_messageBox \
 820                -icon error \
 821                -type ok \
 822                -title [mc "git-gui: fatal error"] \
 823                -message $err
 824        exit 1
 825}
 826if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
 827        set idx [list]
 828        while {[gets $fd n] >= 0} {
 829                if {$n ne {} && ![string match #* $n]} {
 830                        lappend idx $n
 831                }
 832        }
 833} else {
 834        set idx {}
 835}
 836close $fd
 837
 838if {$idx ne {}} {
 839        set loaded [list]
 840        foreach p $idx {
 841                if {[lsearch -exact $loaded $p] >= 0} continue
 842                source [file join $oguilib $p]
 843                lappend loaded $p
 844        }
 845        unset loaded p
 846} else {
 847        set auto_path [concat [list $oguilib] $auto_path]
 848}
 849unset -nocomplain idx fd
 850
 851######################################################################
 852##
 853## config file parsing
 854
 855git-version proc _parse_config {arr_name args} {
 856        >= 1.5.3 {
 857                upvar $arr_name arr
 858                array unset arr
 859                set buf {}
 860                catch {
 861                        set fd_rc [eval \
 862                                [list git_read config] \
 863                                $args \
 864                                [list --null --list]]
 865                        fconfigure $fd_rc -translation binary
 866                        set buf [read $fd_rc]
 867                        close $fd_rc
 868                }
 869                foreach line [split $buf "\0"] {
 870                        if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
 871                                if {[is_many_config $name]} {
 872                                        lappend arr($name) $value
 873                                } else {
 874                                        set arr($name) $value
 875                                }
 876                        }
 877                }
 878        }
 879        default {
 880                upvar $arr_name arr
 881                array unset arr
 882                catch {
 883                        set fd_rc [eval [list git_read config --list] $args]
 884                        while {[gets $fd_rc line] >= 0} {
 885                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 886                                        if {[is_many_config $name]} {
 887                                                lappend arr($name) $value
 888                                        } else {
 889                                                set arr($name) $value
 890                                        }
 891                                }
 892                        }
 893                        close $fd_rc
 894                }
 895        }
 896}
 897
 898proc load_config {include_global} {
 899        global repo_config global_config default_config
 900
 901        if {$include_global} {
 902                _parse_config global_config --global
 903        }
 904        _parse_config repo_config
 905
 906        foreach name [array names default_config] {
 907                if {[catch {set v $global_config($name)}]} {
 908                        set global_config($name) $default_config($name)
 909                }
 910                if {[catch {set v $repo_config($name)}]} {
 911                        set repo_config($name) $default_config($name)
 912                }
 913        }
 914}
 915
 916######################################################################
 917##
 918## feature option selection
 919
 920if {[regexp {^git-(.+)$} [file tail $argv0] _junk subcommand]} {
 921        unset _junk
 922} else {
 923        set subcommand gui
 924}
 925if {$subcommand eq {gui.sh}} {
 926        set subcommand gui
 927}
 928if {$subcommand eq {gui} && [llength $argv] > 0} {
 929        set subcommand [lindex $argv 0]
 930        set argv [lrange $argv 1 end]
 931}
 932
 933enable_option multicommit
 934enable_option branch
 935enable_option transport
 936disable_option bare
 937
 938switch -- $subcommand {
 939browser -
 940blame {
 941        enable_option bare
 942
 943        disable_option multicommit
 944        disable_option branch
 945        disable_option transport
 946}
 947citool {
 948        enable_option singlecommit
 949
 950        disable_option multicommit
 951        disable_option branch
 952        disable_option transport
 953}
 954}
 955
 956######################################################################
 957##
 958## repository setup
 959
 960if {[catch {
 961                set _gitdir $env(GIT_DIR)
 962                set _prefix {}
 963                }]
 964        && [catch {
 965                set _gitdir [git rev-parse --git-dir]
 966                set _prefix [git rev-parse --show-prefix]
 967        } err]} {
 968        load_config 1
 969        apply_config
 970        choose_repository::pick
 971}
 972if {![file isdirectory $_gitdir] && [is_Cygwin]} {
 973        catch {set _gitdir [exec cygpath --windows $_gitdir]}
 974}
 975if {![file isdirectory $_gitdir]} {
 976        catch {wm withdraw .}
 977        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
 978        exit 1
 979}
 980if {$_prefix ne {}} {
 981        regsub -all {[^/]+/} $_prefix ../ cdup
 982        if {[catch {cd $cdup} err]} {
 983                catch {wm withdraw .}
 984                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
 985                exit 1
 986        }
 987        unset cdup
 988} elseif {![is_enabled bare]} {
 989        if {[lindex [file split $_gitdir] end] ne {.git}} {
 990                catch {wm withdraw .}
 991                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
 992                exit 1
 993        }
 994        if {[catch {cd [file dirname $_gitdir]} err]} {
 995                catch {wm withdraw .}
 996                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
 997                exit 1
 998        }
 999}
1000set _reponame [file split [file normalize $_gitdir]]
1001if {[lindex $_reponame end] eq {.git}} {
1002        set _reponame [lindex $_reponame end-1]
1003} else {
1004        set _reponame [lindex $_reponame end]
1005}
1006
1007######################################################################
1008##
1009## global init
1010
1011set current_diff_path {}
1012set current_diff_side {}
1013set diff_actions [list]
1014
1015set HEAD {}
1016set PARENT {}
1017set MERGE_HEAD [list]
1018set commit_type {}
1019set empty_tree {}
1020set current_branch {}
1021set is_detached 0
1022set current_diff_path {}
1023set is_3way_diff 0
1024set selected_commit_type new
1025
1026######################################################################
1027##
1028## task management
1029
1030set rescan_active 0
1031set diff_active 0
1032set last_clicked {}
1033
1034set disable_on_lock [list]
1035set index_lock_type none
1036
1037proc lock_index {type} {
1038        global index_lock_type disable_on_lock
1039
1040        if {$index_lock_type eq {none}} {
1041                set index_lock_type $type
1042                foreach w $disable_on_lock {
1043                        uplevel #0 $w disabled
1044                }
1045                return 1
1046        } elseif {$index_lock_type eq "begin-$type"} {
1047                set index_lock_type $type
1048                return 1
1049        }
1050        return 0
1051}
1052
1053proc unlock_index {} {
1054        global index_lock_type disable_on_lock
1055
1056        set index_lock_type none
1057        foreach w $disable_on_lock {
1058                uplevel #0 $w normal
1059        }
1060}
1061
1062######################################################################
1063##
1064## status
1065
1066proc repository_state {ctvar hdvar mhvar} {
1067        global current_branch
1068        upvar $ctvar ct $hdvar hd $mhvar mh
1069
1070        set mh [list]
1071
1072        load_current_branch
1073        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1074                set hd {}
1075                set ct initial
1076                return
1077        }
1078
1079        set merge_head [gitdir MERGE_HEAD]
1080        if {[file exists $merge_head]} {
1081                set ct merge
1082                set fd_mh [open $merge_head r]
1083                while {[gets $fd_mh line] >= 0} {
1084                        lappend mh $line
1085                }
1086                close $fd_mh
1087                return
1088        }
1089
1090        set ct normal
1091}
1092
1093proc PARENT {} {
1094        global PARENT empty_tree
1095
1096        set p [lindex $PARENT 0]
1097        if {$p ne {}} {
1098                return $p
1099        }
1100        if {$empty_tree eq {}} {
1101                set empty_tree [git mktree << {}]
1102        }
1103        return $empty_tree
1104}
1105
1106proc rescan {after {honor_trustmtime 1}} {
1107        global HEAD PARENT MERGE_HEAD commit_type
1108        global ui_index ui_workdir ui_comm
1109        global rescan_active file_states
1110        global repo_config
1111
1112        if {$rescan_active > 0 || ![lock_index read]} return
1113
1114        repository_state newType newHEAD newMERGE_HEAD
1115        if {[string match amend* $commit_type]
1116                && $newType eq {normal}
1117                && $newHEAD eq $HEAD} {
1118        } else {
1119                set HEAD $newHEAD
1120                set PARENT $newHEAD
1121                set MERGE_HEAD $newMERGE_HEAD
1122                set commit_type $newType
1123        }
1124
1125        array unset file_states
1126
1127        if {!$::GITGUI_BCK_exists &&
1128                (![$ui_comm edit modified]
1129                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1130                if {[string match amend* $commit_type]} {
1131                } elseif {[load_message GITGUI_MSG]} {
1132                } elseif {[load_message MERGE_MSG]} {
1133                } elseif {[load_message SQUASH_MSG]} {
1134                }
1135                $ui_comm edit reset
1136                $ui_comm edit modified false
1137        }
1138
1139        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1140                rescan_stage2 {} $after
1141        } else {
1142                set rescan_active 1
1143                ui_status [mc "Refreshing file status..."]
1144                set fd_rf [git_read update-index \
1145                        -q \
1146                        --unmerged \
1147                        --ignore-missing \
1148                        --refresh \
1149                        ]
1150                fconfigure $fd_rf -blocking 0 -translation binary
1151                fileevent $fd_rf readable \
1152                        [list rescan_stage2 $fd_rf $after]
1153        }
1154}
1155
1156if {[is_Cygwin]} {
1157        set is_git_info_exclude {}
1158        proc have_info_exclude {} {
1159                global is_git_info_exclude
1160
1161                if {$is_git_info_exclude eq {}} {
1162                        if {[catch {exec test -f [gitdir info exclude]}]} {
1163                                set is_git_info_exclude 0
1164                        } else {
1165                                set is_git_info_exclude 1
1166                        }
1167                }
1168                return $is_git_info_exclude
1169        }
1170} else {
1171        proc have_info_exclude {} {
1172                return [file readable [gitdir info exclude]]
1173        }
1174}
1175
1176proc rescan_stage2 {fd after} {
1177        global rescan_active buf_rdi buf_rdf buf_rlo
1178
1179        if {$fd ne {}} {
1180                read $fd
1181                if {![eof $fd]} return
1182                close $fd
1183        }
1184
1185        set ls_others [list --exclude-per-directory=.gitignore]
1186        if {[have_info_exclude]} {
1187                lappend ls_others "--exclude-from=[gitdir info exclude]"
1188        }
1189        set user_exclude [get_config core.excludesfile]
1190        if {$user_exclude ne {} && [file readable $user_exclude]} {
1191                lappend ls_others "--exclude-from=$user_exclude"
1192        }
1193
1194        set buf_rdi {}
1195        set buf_rdf {}
1196        set buf_rlo {}
1197
1198        set rescan_active 3
1199        ui_status [mc "Scanning for modified files ..."]
1200        set fd_di [git_read diff-index --cached -z [PARENT]]
1201        set fd_df [git_read diff-files -z]
1202        set fd_lo [eval git_read ls-files --others -z $ls_others]
1203
1204        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1205        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1206        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1207        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1208        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1209        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1210}
1211
1212proc load_message {file} {
1213        global ui_comm
1214
1215        set f [gitdir $file]
1216        if {[file isfile $f]} {
1217                if {[catch {set fd [open $f r]}]} {
1218                        return 0
1219                }
1220                fconfigure $fd -eofchar {}
1221                set content [string trim [read $fd]]
1222                close $fd
1223                regsub -all -line {[ \r\t]+$} $content {} content
1224                $ui_comm delete 0.0 end
1225                $ui_comm insert end $content
1226                return 1
1227        }
1228        return 0
1229}
1230
1231proc read_diff_index {fd after} {
1232        global buf_rdi
1233
1234        append buf_rdi [read $fd]
1235        set c 0
1236        set n [string length $buf_rdi]
1237        while {$c < $n} {
1238                set z1 [string first "\0" $buf_rdi $c]
1239                if {$z1 == -1} break
1240                incr z1
1241                set z2 [string first "\0" $buf_rdi $z1]
1242                if {$z2 == -1} break
1243
1244                incr c
1245                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1246                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1247                merge_state \
1248                        [encoding convertfrom $p] \
1249                        [lindex $i 4]? \
1250                        [list [lindex $i 0] [lindex $i 2]] \
1251                        [list]
1252                set c $z2
1253                incr c
1254        }
1255        if {$c < $n} {
1256                set buf_rdi [string range $buf_rdi $c end]
1257        } else {
1258                set buf_rdi {}
1259        }
1260
1261        rescan_done $fd buf_rdi $after
1262}
1263
1264proc read_diff_files {fd after} {
1265        global buf_rdf
1266
1267        append buf_rdf [read $fd]
1268        set c 0
1269        set n [string length $buf_rdf]
1270        while {$c < $n} {
1271                set z1 [string first "\0" $buf_rdf $c]
1272                if {$z1 == -1} break
1273                incr z1
1274                set z2 [string first "\0" $buf_rdf $z1]
1275                if {$z2 == -1} break
1276
1277                incr c
1278                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1279                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1280                merge_state \
1281                        [encoding convertfrom $p] \
1282                        ?[lindex $i 4] \
1283                        [list] \
1284                        [list [lindex $i 0] [lindex $i 2]]
1285                set c $z2
1286                incr c
1287        }
1288        if {$c < $n} {
1289                set buf_rdf [string range $buf_rdf $c end]
1290        } else {
1291                set buf_rdf {}
1292        }
1293
1294        rescan_done $fd buf_rdf $after
1295}
1296
1297proc read_ls_others {fd after} {
1298        global buf_rlo
1299
1300        append buf_rlo [read $fd]
1301        set pck [split $buf_rlo "\0"]
1302        set buf_rlo [lindex $pck end]
1303        foreach p [lrange $pck 0 end-1] {
1304                set p [encoding convertfrom $p]
1305                if {[string index $p end] eq {/}} {
1306                        set p [string range $p 0 end-1]
1307                }
1308                merge_state $p ?O
1309        }
1310        rescan_done $fd buf_rlo $after
1311}
1312
1313proc rescan_done {fd buf after} {
1314        global rescan_active current_diff_path
1315        global file_states repo_config
1316        upvar $buf to_clear
1317
1318        if {![eof $fd]} return
1319        set to_clear {}
1320        close $fd
1321        if {[incr rescan_active -1] > 0} return
1322
1323        prune_selection
1324        unlock_index
1325        display_all_files
1326        if {$current_diff_path ne {}} reshow_diff
1327        uplevel #0 $after
1328}
1329
1330proc prune_selection {} {
1331        global file_states selected_paths
1332
1333        foreach path [array names selected_paths] {
1334                if {[catch {set still_here $file_states($path)}]} {
1335                        unset selected_paths($path)
1336                }
1337        }
1338}
1339
1340######################################################################
1341##
1342## ui helpers
1343
1344proc mapicon {w state path} {
1345        global all_icons
1346
1347        if {[catch {set r $all_icons($state$w)}]} {
1348                puts "error: no icon for $w state={$state} $path"
1349                return file_plain
1350        }
1351        return $r
1352}
1353
1354proc mapdesc {state path} {
1355        global all_descs
1356
1357        if {[catch {set r $all_descs($state)}]} {
1358                puts "error: no desc for state={$state} $path"
1359                return $state
1360        }
1361        return $r
1362}
1363
1364proc ui_status {msg} {
1365        global main_status
1366        if {[info exists main_status]} {
1367                $main_status show $msg
1368        }
1369}
1370
1371proc ui_ready {{test {}}} {
1372        global main_status
1373        if {[info exists main_status]} {
1374                $main_status show [mc "Ready."] $test
1375        }
1376}
1377
1378proc escape_path {path} {
1379        regsub -all {\\} $path "\\\\" path
1380        regsub -all "\n" $path "\\n" path
1381        return $path
1382}
1383
1384proc short_path {path} {
1385        return [escape_path [lindex [file split $path] end]]
1386}
1387
1388set next_icon_id 0
1389set null_sha1 [string repeat 0 40]
1390
1391proc merge_state {path new_state {head_info {}} {index_info {}}} {
1392        global file_states next_icon_id null_sha1
1393
1394        set s0 [string index $new_state 0]
1395        set s1 [string index $new_state 1]
1396
1397        if {[catch {set info $file_states($path)}]} {
1398                set state __
1399                set icon n[incr next_icon_id]
1400        } else {
1401                set state [lindex $info 0]
1402                set icon [lindex $info 1]
1403                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1404                if {$index_info eq {}} {set index_info [lindex $info 3]}
1405        }
1406
1407        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1408        elseif {$s0 eq {_}} {set s0 _}
1409
1410        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1411        elseif {$s1 eq {_}} {set s1 _}
1412
1413        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1414                set head_info [list 0 $null_sha1]
1415        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1416                && $head_info eq {}} {
1417                set head_info $index_info
1418        }
1419
1420        set file_states($path) [list $s0$s1 $icon \
1421                $head_info $index_info \
1422                ]
1423        return $state
1424}
1425
1426proc display_file_helper {w path icon_name old_m new_m} {
1427        global file_lists
1428
1429        if {$new_m eq {_}} {
1430                set lno [lsearch -sorted -exact $file_lists($w) $path]
1431                if {$lno >= 0} {
1432                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1433                        incr lno
1434                        $w conf -state normal
1435                        $w delete $lno.0 [expr {$lno + 1}].0
1436                        $w conf -state disabled
1437                }
1438        } elseif {$old_m eq {_} && $new_m ne {_}} {
1439                lappend file_lists($w) $path
1440                set file_lists($w) [lsort -unique $file_lists($w)]
1441                set lno [lsearch -sorted -exact $file_lists($w) $path]
1442                incr lno
1443                $w conf -state normal
1444                $w image create $lno.0 \
1445                        -align center -padx 5 -pady 1 \
1446                        -name $icon_name \
1447                        -image [mapicon $w $new_m $path]
1448                $w insert $lno.1 "[escape_path $path]\n"
1449                $w conf -state disabled
1450        } elseif {$old_m ne $new_m} {
1451                $w conf -state normal
1452                $w image conf $icon_name -image [mapicon $w $new_m $path]
1453                $w conf -state disabled
1454        }
1455}
1456
1457proc display_file {path state} {
1458        global file_states selected_paths
1459        global ui_index ui_workdir
1460
1461        set old_m [merge_state $path $state]
1462        set s $file_states($path)
1463        set new_m [lindex $s 0]
1464        set icon_name [lindex $s 1]
1465
1466        set o [string index $old_m 0]
1467        set n [string index $new_m 0]
1468        if {$o eq {U}} {
1469                set o _
1470        }
1471        if {$n eq {U}} {
1472                set n _
1473        }
1474        display_file_helper     $ui_index $path $icon_name $o $n
1475
1476        if {[string index $old_m 0] eq {U}} {
1477                set o U
1478        } else {
1479                set o [string index $old_m 1]
1480        }
1481        if {[string index $new_m 0] eq {U}} {
1482                set n U
1483        } else {
1484                set n [string index $new_m 1]
1485        }
1486        display_file_helper     $ui_workdir $path $icon_name $o $n
1487
1488        if {$new_m eq {__}} {
1489                unset file_states($path)
1490                catch {unset selected_paths($path)}
1491        }
1492}
1493
1494proc display_all_files_helper {w path icon_name m} {
1495        global file_lists
1496
1497        lappend file_lists($w) $path
1498        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1499        $w image create end \
1500                -align center -padx 5 -pady 1 \
1501                -name $icon_name \
1502                -image [mapicon $w $m $path]
1503        $w insert end "[escape_path $path]\n"
1504}
1505
1506proc display_all_files {} {
1507        global ui_index ui_workdir
1508        global file_states file_lists
1509        global last_clicked
1510
1511        $ui_index conf -state normal
1512        $ui_workdir conf -state normal
1513
1514        $ui_index delete 0.0 end
1515        $ui_workdir delete 0.0 end
1516        set last_clicked {}
1517
1518        set file_lists($ui_index) [list]
1519        set file_lists($ui_workdir) [list]
1520
1521        foreach path [lsort [array names file_states]] {
1522                set s $file_states($path)
1523                set m [lindex $s 0]
1524                set icon_name [lindex $s 1]
1525
1526                set s [string index $m 0]
1527                if {$s ne {U} && $s ne {_}} {
1528                        display_all_files_helper $ui_index $path \
1529                                $icon_name $s
1530                }
1531
1532                if {[string index $m 0] eq {U}} {
1533                        set s U
1534                } else {
1535                        set s [string index $m 1]
1536                }
1537                if {$s ne {_}} {
1538                        display_all_files_helper $ui_workdir $path \
1539                                $icon_name $s
1540                }
1541        }
1542
1543        $ui_index conf -state disabled
1544        $ui_workdir conf -state disabled
1545}
1546
1547######################################################################
1548##
1549## icons
1550
1551set filemask {
1552#define mask_width 14
1553#define mask_height 15
1554static unsigned char mask_bits[] = {
1555   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1556   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1557   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1558}
1559
1560image create bitmap file_plain -background white -foreground black -data {
1561#define plain_width 14
1562#define plain_height 15
1563static unsigned char plain_bits[] = {
1564   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1565   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1566   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1567} -maskdata $filemask
1568
1569image create bitmap file_mod -background white -foreground blue -data {
1570#define mod_width 14
1571#define mod_height 15
1572static unsigned char mod_bits[] = {
1573   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1574   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1575   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1576} -maskdata $filemask
1577
1578image create bitmap file_fulltick -background white -foreground "#007000" -data {
1579#define file_fulltick_width 14
1580#define file_fulltick_height 15
1581static unsigned char file_fulltick_bits[] = {
1582   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1583   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1584   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1585} -maskdata $filemask
1586
1587image create bitmap file_parttick -background white -foreground "#005050" -data {
1588#define parttick_width 14
1589#define parttick_height 15
1590static unsigned char parttick_bits[] = {
1591   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1592   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1593   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1594} -maskdata $filemask
1595
1596image create bitmap file_question -background white -foreground black -data {
1597#define file_question_width 14
1598#define file_question_height 15
1599static unsigned char file_question_bits[] = {
1600   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1601   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1602   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1603} -maskdata $filemask
1604
1605image create bitmap file_removed -background white -foreground red -data {
1606#define file_removed_width 14
1607#define file_removed_height 15
1608static unsigned char file_removed_bits[] = {
1609   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1610   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1611   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1612} -maskdata $filemask
1613
1614image create bitmap file_merge -background white -foreground blue -data {
1615#define file_merge_width 14
1616#define file_merge_height 15
1617static unsigned char file_merge_bits[] = {
1618   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1619   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1620   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1621} -maskdata $filemask
1622
1623image create bitmap file_statechange -background white -foreground green -data {
1624#define file_merge_width 14
1625#define file_merge_height 15
1626static unsigned char file_statechange_bits[] = {
1627   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1628   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1629   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1630} -maskdata $filemask
1631
1632set ui_index .vpane.files.index.list
1633set ui_workdir .vpane.files.workdir.list
1634
1635set all_icons(_$ui_index)   file_plain
1636set all_icons(A$ui_index)   file_fulltick
1637set all_icons(M$ui_index)   file_fulltick
1638set all_icons(D$ui_index)   file_removed
1639set all_icons(U$ui_index)   file_merge
1640set all_icons(T$ui_index)   file_statechange
1641
1642set all_icons(_$ui_workdir) file_plain
1643set all_icons(M$ui_workdir) file_mod
1644set all_icons(D$ui_workdir) file_question
1645set all_icons(U$ui_workdir) file_merge
1646set all_icons(O$ui_workdir) file_plain
1647set all_icons(T$ui_workdir) file_statechange
1648
1649set max_status_desc 0
1650foreach i {
1651                {__ {mc "Unmodified"}}
1652
1653                {_M {mc "Modified, not staged"}}
1654                {M_ {mc "Staged for commit"}}
1655                {MM {mc "Portions staged for commit"}}
1656                {MD {mc "Staged for commit, missing"}}
1657
1658                {_T {mc "File type changed, not staged"}}
1659                {T_ {mc "File type changed, staged"}}
1660
1661                {_O {mc "Untracked, not staged"}}
1662                {A_ {mc "Staged for commit"}}
1663                {AM {mc "Portions staged for commit"}}
1664                {AD {mc "Staged for commit, missing"}}
1665
1666                {_D {mc "Missing"}}
1667                {D_ {mc "Staged for removal"}}
1668                {DO {mc "Staged for removal, still present"}}
1669
1670                {U_ {mc "Requires merge resolution"}}
1671                {UU {mc "Requires merge resolution"}}
1672                {UM {mc "Requires merge resolution"}}
1673                {UD {mc "Requires merge resolution"}}
1674        } {
1675        set text [eval [lindex $i 1]]
1676        if {$max_status_desc < [string length $text]} {
1677                set max_status_desc [string length $text]
1678        }
1679        set all_descs([lindex $i 0]) $text
1680}
1681unset i
1682
1683######################################################################
1684##
1685## util
1686
1687proc scrollbar2many {list mode args} {
1688        foreach w $list {eval $w $mode $args}
1689}
1690
1691proc many2scrollbar {list mode sb top bottom} {
1692        $sb set $top $bottom
1693        foreach w $list {$w $mode moveto $top}
1694}
1695
1696proc incr_font_size {font {amt 1}} {
1697        set sz [font configure $font -size]
1698        incr sz $amt
1699        font configure $font -size $sz
1700        font configure ${font}bold -size $sz
1701        font configure ${font}italic -size $sz
1702}
1703
1704######################################################################
1705##
1706## ui commands
1707
1708set starting_gitk_msg [mc "Starting gitk... please wait..."]
1709
1710proc do_gitk {revs} {
1711        # -- Always start gitk through whatever we were loaded with.  This
1712        #    lets us bypass using shell process on Windows systems.
1713        #
1714        set exe [_which gitk -script]
1715        set cmd [list [info nameofexecutable] $exe]
1716        if {$exe eq {}} {
1717                error_popup [mc "Couldn't find gitk in PATH"]
1718        } else {
1719                global env
1720
1721                if {[info exists env(GIT_DIR)]} {
1722                        set old_GIT_DIR $env(GIT_DIR)
1723                } else {
1724                        set old_GIT_DIR {}
1725                }
1726
1727                set pwd [pwd]
1728                cd [file dirname [gitdir]]
1729                set env(GIT_DIR) [file tail [gitdir]]
1730
1731                eval exec $cmd $revs &
1732
1733                if {$old_GIT_DIR eq {}} {
1734                        unset env(GIT_DIR)
1735                } else {
1736                        set env(GIT_DIR) $old_GIT_DIR
1737                }
1738                cd $pwd
1739
1740                ui_status $::starting_gitk_msg
1741                after 10000 {
1742                        ui_ready $starting_gitk_msg
1743                }
1744        }
1745}
1746
1747set is_quitting 0
1748
1749proc do_quit {} {
1750        global ui_comm is_quitting repo_config commit_type
1751        global GITGUI_BCK_exists GITGUI_BCK_i
1752        global ui_comm_spell
1753
1754        if {$is_quitting} return
1755        set is_quitting 1
1756
1757        if {[winfo exists $ui_comm]} {
1758                # -- Stash our current commit buffer.
1759                #
1760                set save [gitdir GITGUI_MSG]
1761                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1762                        file rename -force [gitdir GITGUI_BCK] $save
1763                        set GITGUI_BCK_exists 0
1764                } else {
1765                        set msg [string trim [$ui_comm get 0.0 end]]
1766                        regsub -all -line {[ \r\t]+$} $msg {} msg
1767                        if {(![string match amend* $commit_type]
1768                                || [$ui_comm edit modified])
1769                                && $msg ne {}} {
1770                                catch {
1771                                        set fd [open $save w]
1772                                        puts -nonewline $fd $msg
1773                                        close $fd
1774                                }
1775                        } else {
1776                                catch {file delete $save}
1777                        }
1778                }
1779
1780                # -- Cancel our spellchecker if its running.
1781                #
1782                if {[info exists ui_comm_spell]} {
1783                        $ui_comm_spell stop
1784                }
1785
1786                # -- Remove our editor backup, its not needed.
1787                #
1788                after cancel $GITGUI_BCK_i
1789                if {$GITGUI_BCK_exists} {
1790                        catch {file delete [gitdir GITGUI_BCK]}
1791                }
1792
1793                # -- Stash our current window geometry into this repository.
1794                #
1795                set cfg_geometry [list]
1796                lappend cfg_geometry [wm geometry .]
1797                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
1798                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
1799                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1800                        set rc_geometry {}
1801                }
1802                if {$cfg_geometry ne $rc_geometry} {
1803                        catch {git config gui.geometry $cfg_geometry}
1804                }
1805        }
1806
1807        destroy .
1808}
1809
1810proc do_rescan {} {
1811        rescan ui_ready
1812}
1813
1814proc do_commit {} {
1815        commit_tree
1816}
1817
1818proc next_diff {} {
1819        global next_diff_p next_diff_w next_diff_i
1820        show_diff $next_diff_p $next_diff_w $next_diff_i
1821}
1822
1823proc toggle_or_diff {w x y} {
1824        global file_states file_lists current_diff_path ui_index ui_workdir
1825        global last_clicked selected_paths
1826
1827        set pos [split [$w index @$x,$y] .]
1828        set lno [lindex $pos 0]
1829        set col [lindex $pos 1]
1830        set path [lindex $file_lists($w) [expr {$lno - 1}]]
1831        if {$path eq {}} {
1832                set last_clicked {}
1833                return
1834        }
1835
1836        set last_clicked [list $w $lno]
1837        array unset selected_paths
1838        $ui_index tag remove in_sel 0.0 end
1839        $ui_workdir tag remove in_sel 0.0 end
1840
1841        if {$col == 0 && $y > 1} {
1842                set i [expr {$lno-1}]
1843                set ll [expr {[llength $file_lists($w)]-1}]
1844
1845                if {$i == $ll && $i == 0} {
1846                        set after {reshow_diff;}
1847                } else {
1848                        global next_diff_p next_diff_w next_diff_i
1849
1850                        set next_diff_w $w
1851
1852                        if {$i < $ll} {
1853                                set i [expr {$i + 1}]
1854                                set next_diff_i $i
1855                        } else {
1856                                set next_diff_i $i
1857                                set i [expr {$i - 1}]
1858                        }
1859
1860                        set next_diff_p [lindex $file_lists($w) $i]
1861
1862                        if {$next_diff_p ne {} && $current_diff_path ne {}} {
1863                                set after {next_diff;}
1864                        } else {
1865                                set after {}
1866                        }
1867                }
1868
1869                if {$w eq $ui_index} {
1870                        update_indexinfo \
1871                                "Unstaging [short_path $path] from commit" \
1872                                [list $path] \
1873                                [concat $after [list ui_ready]]
1874                } elseif {$w eq $ui_workdir} {
1875                        update_index \
1876                                "Adding [short_path $path]" \
1877                                [list $path] \
1878                                [concat $after [list ui_ready]]
1879                }
1880        } else {
1881                show_diff $path $w $lno
1882        }
1883}
1884
1885proc add_one_to_selection {w x y} {
1886        global file_lists last_clicked selected_paths
1887
1888        set lno [lindex [split [$w index @$x,$y] .] 0]
1889        set path [lindex $file_lists($w) [expr {$lno - 1}]]
1890        if {$path eq {}} {
1891                set last_clicked {}
1892                return
1893        }
1894
1895        if {$last_clicked ne {}
1896                && [lindex $last_clicked 0] ne $w} {
1897                array unset selected_paths
1898                [lindex $last_clicked 0] tag remove in_sel 0.0 end
1899        }
1900
1901        set last_clicked [list $w $lno]
1902        if {[catch {set in_sel $selected_paths($path)}]} {
1903                set in_sel 0
1904        }
1905        if {$in_sel} {
1906                unset selected_paths($path)
1907                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
1908        } else {
1909                set selected_paths($path) 1
1910                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
1911        }
1912}
1913
1914proc add_range_to_selection {w x y} {
1915        global file_lists last_clicked selected_paths
1916
1917        if {[lindex $last_clicked 0] ne $w} {
1918                toggle_or_diff $w $x $y
1919                return
1920        }
1921
1922        set lno [lindex [split [$w index @$x,$y] .] 0]
1923        set lc [lindex $last_clicked 1]
1924        if {$lc < $lno} {
1925                set begin $lc
1926                set end $lno
1927        } else {
1928                set begin $lno
1929                set end $lc
1930        }
1931
1932        foreach path [lrange $file_lists($w) \
1933                [expr {$begin - 1}] \
1934                [expr {$end - 1}]] {
1935                set selected_paths($path) 1
1936        }
1937        $w tag add in_sel $begin.0 [expr {$end + 1}].0
1938}
1939
1940proc show_more_context {} {
1941        global repo_config
1942        if {$repo_config(gui.diffcontext) < 99} {
1943                incr repo_config(gui.diffcontext)
1944                reshow_diff
1945        }
1946}
1947
1948proc show_less_context {} {
1949        global repo_config
1950        if {$repo_config(gui.diffcontext) >= 1} {
1951                incr repo_config(gui.diffcontext) -1
1952                reshow_diff
1953        }
1954}
1955
1956######################################################################
1957##
1958## ui construction
1959
1960load_config 0
1961apply_config
1962set ui_comm {}
1963
1964# -- Menu Bar
1965#
1966menu .mbar -tearoff 0
1967.mbar add cascade -label [mc Repository] -menu .mbar.repository
1968.mbar add cascade -label [mc Edit] -menu .mbar.edit
1969if {[is_enabled branch]} {
1970        .mbar add cascade -label [mc Branch] -menu .mbar.branch
1971}
1972if {[is_enabled multicommit] || [is_enabled singlecommit]} {
1973        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
1974}
1975if {[is_enabled transport]} {
1976        .mbar add cascade -label [mc Merge] -menu .mbar.merge
1977        .mbar add cascade -label [mc Remote] -menu .mbar.remote
1978}
1979. configure -menu .mbar
1980
1981# -- Repository Menu
1982#
1983menu .mbar.repository
1984
1985.mbar.repository add command \
1986        -label [mc "Browse Current Branch's Files"] \
1987        -command {browser::new $current_branch}
1988set ui_browse_current [.mbar.repository index last]
1989.mbar.repository add command \
1990        -label [mc "Browse Branch Files..."] \
1991        -command browser_open::dialog
1992.mbar.repository add separator
1993
1994.mbar.repository add command \
1995        -label [mc "Visualize Current Branch's History"] \
1996        -command {do_gitk $current_branch}
1997set ui_visualize_current [.mbar.repository index last]
1998.mbar.repository add command \
1999        -label [mc "Visualize All Branch History"] \
2000        -command {do_gitk --all}
2001.mbar.repository add separator
2002
2003proc current_branch_write {args} {
2004        global current_branch
2005        .mbar.repository entryconf $::ui_browse_current \
2006                -label [mc "Browse %s's Files" $current_branch]
2007        .mbar.repository entryconf $::ui_visualize_current \
2008                -label [mc "Visualize %s's History" $current_branch]
2009}
2010trace add variable current_branch write current_branch_write
2011
2012if {[is_enabled multicommit]} {
2013        .mbar.repository add command -label [mc "Database Statistics"] \
2014                -command do_stats
2015
2016        .mbar.repository add command -label [mc "Compress Database"] \
2017                -command do_gc
2018
2019        .mbar.repository add command -label [mc "Verify Database"] \
2020                -command do_fsck_objects
2021
2022        .mbar.repository add separator
2023
2024        if {[is_Cygwin]} {
2025                .mbar.repository add command \
2026                        -label [mc "Create Desktop Icon"] \
2027                        -command do_cygwin_shortcut
2028        } elseif {[is_Windows]} {
2029                .mbar.repository add command \
2030                        -label [mc "Create Desktop Icon"] \
2031                        -command do_windows_shortcut
2032        } elseif {[is_MacOSX]} {
2033                .mbar.repository add command \
2034                        -label [mc "Create Desktop Icon"] \
2035                        -command do_macosx_app
2036        }
2037}
2038
2039if {[is_MacOSX]} {
2040        proc ::tk::mac::Quit {args} { do_quit }
2041} else {
2042        .mbar.repository add command -label [mc Quit] \
2043                -command do_quit \
2044                -accelerator $M1T-Q
2045}
2046
2047# -- Edit Menu
2048#
2049menu .mbar.edit
2050.mbar.edit add command -label [mc Undo] \
2051        -command {catch {[focus] edit undo}} \
2052        -accelerator $M1T-Z
2053.mbar.edit add command -label [mc Redo] \
2054        -command {catch {[focus] edit redo}} \
2055        -accelerator $M1T-Y
2056.mbar.edit add separator
2057.mbar.edit add command -label [mc Cut] \
2058        -command {catch {tk_textCut [focus]}} \
2059        -accelerator $M1T-X
2060.mbar.edit add command -label [mc Copy] \
2061        -command {catch {tk_textCopy [focus]}} \
2062        -accelerator $M1T-C
2063.mbar.edit add command -label [mc Paste] \
2064        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2065        -accelerator $M1T-V
2066.mbar.edit add command -label [mc Delete] \
2067        -command {catch {[focus] delete sel.first sel.last}} \
2068        -accelerator Del
2069.mbar.edit add separator
2070.mbar.edit add command -label [mc "Select All"] \
2071        -command {catch {[focus] tag add sel 0.0 end}} \
2072        -accelerator $M1T-A
2073
2074# -- Branch Menu
2075#
2076if {[is_enabled branch]} {
2077        menu .mbar.branch
2078
2079        .mbar.branch add command -label [mc "Create..."] \
2080                -command branch_create::dialog \
2081                -accelerator $M1T-N
2082        lappend disable_on_lock [list .mbar.branch entryconf \
2083                [.mbar.branch index last] -state]
2084
2085        .mbar.branch add command -label [mc "Checkout..."] \
2086                -command branch_checkout::dialog \
2087                -accelerator $M1T-O
2088        lappend disable_on_lock [list .mbar.branch entryconf \
2089                [.mbar.branch index last] -state]
2090
2091        .mbar.branch add command -label [mc "Rename..."] \
2092                -command branch_rename::dialog
2093        lappend disable_on_lock [list .mbar.branch entryconf \
2094                [.mbar.branch index last] -state]
2095
2096        .mbar.branch add command -label [mc "Delete..."] \
2097                -command branch_delete::dialog
2098        lappend disable_on_lock [list .mbar.branch entryconf \
2099                [.mbar.branch index last] -state]
2100
2101        .mbar.branch add command -label [mc "Reset..."] \
2102                -command merge::reset_hard
2103        lappend disable_on_lock [list .mbar.branch entryconf \
2104                [.mbar.branch index last] -state]
2105}
2106
2107# -- Commit Menu
2108#
2109if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2110        menu .mbar.commit
2111
2112        .mbar.commit add radiobutton \
2113                -label [mc "New Commit"] \
2114                -command do_select_commit_type \
2115                -variable selected_commit_type \
2116                -value new
2117        lappend disable_on_lock \
2118                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2119
2120        .mbar.commit add radiobutton \
2121                -label [mc "Amend Last Commit"] \
2122                -command do_select_commit_type \
2123                -variable selected_commit_type \
2124                -value amend
2125        lappend disable_on_lock \
2126                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2127
2128        .mbar.commit add separator
2129
2130        .mbar.commit add command -label [mc Rescan] \
2131                -command do_rescan \
2132                -accelerator F5
2133        lappend disable_on_lock \
2134                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2135
2136        .mbar.commit add command -label [mc "Stage To Commit"] \
2137                -command do_add_selection \
2138                -accelerator $M1T-T
2139        lappend disable_on_lock \
2140                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2141
2142        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2143                -command do_add_all \
2144                -accelerator $M1T-I
2145        lappend disable_on_lock \
2146                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2147
2148        .mbar.commit add command -label [mc "Unstage From Commit"] \
2149                -command do_unstage_selection
2150        lappend disable_on_lock \
2151                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2152
2153        .mbar.commit add command -label [mc "Revert Changes"] \
2154                -command do_revert_selection
2155        lappend disable_on_lock \
2156                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2157
2158        .mbar.commit add separator
2159
2160        .mbar.commit add command -label [mc "Show Less Context"] \
2161                -command show_less_context \
2162                -accelerator $M1T-\-
2163
2164        .mbar.commit add command -label [mc "Show More Context"] \
2165                -command show_more_context \
2166                -accelerator $M1T-=
2167
2168        .mbar.commit add separator
2169
2170        .mbar.commit add command -label [mc "Sign Off"] \
2171                -command do_signoff \
2172                -accelerator $M1T-S
2173
2174        .mbar.commit add command -label [mc Commit@@verb] \
2175                -command do_commit \
2176                -accelerator $M1T-Return
2177        lappend disable_on_lock \
2178                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2179}
2180
2181# -- Merge Menu
2182#
2183if {[is_enabled branch]} {
2184        menu .mbar.merge
2185        .mbar.merge add command -label [mc "Local Merge..."] \
2186                -command merge::dialog \
2187                -accelerator $M1T-M
2188        lappend disable_on_lock \
2189                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2190        .mbar.merge add command -label [mc "Abort Merge..."] \
2191                -command merge::reset_hard
2192        lappend disable_on_lock \
2193                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2194}
2195
2196# -- Transport Menu
2197#
2198if {[is_enabled transport]} {
2199        menu .mbar.remote
2200
2201        .mbar.remote add command \
2202                -label [mc "Push..."] \
2203                -command do_push_anywhere \
2204                -accelerator $M1T-P
2205        .mbar.remote add command \
2206                -label [mc "Delete..."] \
2207                -command remote_branch_delete::dialog
2208}
2209
2210if {[is_MacOSX]} {
2211        # -- Apple Menu (Mac OS X only)
2212        #
2213        .mbar add cascade -label Apple -menu .mbar.apple
2214        menu .mbar.apple
2215
2216        .mbar.apple add command -label [mc "About %s" [appname]] \
2217                -command do_about
2218        .mbar.apple add separator
2219        .mbar.apple add command \
2220                -label [mc "Preferences..."] \
2221                -command do_options \
2222                -accelerator $M1T-,
2223        bind . <$M1B-,> do_options
2224} else {
2225        # -- Edit Menu
2226        #
2227        .mbar.edit add separator
2228        .mbar.edit add command -label [mc "Options..."] \
2229                -command do_options
2230}
2231
2232# -- Help Menu
2233#
2234.mbar add cascade -label [mc Help] -menu .mbar.help
2235menu .mbar.help
2236
2237if {![is_MacOSX]} {
2238        .mbar.help add command -label [mc "About %s" [appname]] \
2239                -command do_about
2240}
2241
2242set browser {}
2243catch {set browser $repo_config(instaweb.browser)}
2244set doc_path [file dirname [gitexec]]
2245set doc_path [file join $doc_path Documentation index.html]
2246
2247if {[is_Cygwin]} {
2248        set doc_path [exec cygpath --mixed $doc_path]
2249}
2250
2251if {$browser eq {}} {
2252        if {[is_MacOSX]} {
2253                set browser open
2254        } elseif {[is_Cygwin]} {
2255                set program_files [file dirname [exec cygpath --windir]]
2256                set program_files [file join $program_files {Program Files}]
2257                set firefox [file join $program_files {Mozilla Firefox} firefox.exe]
2258                set ie [file join $program_files {Internet Explorer} IEXPLORE.EXE]
2259                if {[file exists $firefox]} {
2260                        set browser $firefox
2261                } elseif {[file exists $ie]} {
2262                        set browser $ie
2263                }
2264                unset program_files firefox ie
2265        }
2266}
2267
2268if {[file isfile $doc_path]} {
2269        set doc_url "file:$doc_path"
2270} else {
2271        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2272}
2273
2274if {$browser ne {}} {
2275        .mbar.help add command -label [mc "Online Documentation"] \
2276                -command [list exec $browser $doc_url &]
2277}
2278unset browser doc_path doc_url
2279
2280# -- Standard bindings
2281#
2282wm protocol . WM_DELETE_WINDOW do_quit
2283bind all <$M1B-Key-q> do_quit
2284bind all <$M1B-Key-Q> do_quit
2285bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2286bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2287
2288set subcommand_args {}
2289proc usage {} {
2290        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2291        exit 1
2292}
2293
2294# -- Not a normal commit type invocation?  Do that instead!
2295#
2296switch -- $subcommand {
2297browser -
2298blame {
2299        set subcommand_args {rev? path}
2300        if {$argv eq {}} usage
2301        set head {}
2302        set path {}
2303        set is_path 0
2304        foreach a $argv {
2305                if {$is_path || [file exists $_prefix$a]} {
2306                        if {$path ne {}} usage
2307                        set path $_prefix$a
2308                        break
2309                } elseif {$a eq {--}} {
2310                        if {$path ne {}} {
2311                                if {$head ne {}} usage
2312                                set head $path
2313                                set path {}
2314                        }
2315                        set is_path 1
2316                } elseif {$head eq {}} {
2317                        if {$head ne {}} usage
2318                        set head $a
2319                        set is_path 1
2320                } else {
2321                        usage
2322                }
2323        }
2324        unset is_path
2325
2326        if {$head ne {} && $path eq {}} {
2327                set path $_prefix$head
2328                set head {}
2329        }
2330
2331        if {$head eq {}} {
2332                load_current_branch
2333        } else {
2334                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2335                        if {[catch {
2336                                        set head [git rev-parse --verify $head]
2337                                } err]} {
2338                                puts stderr $err
2339                                exit 1
2340                        }
2341                }
2342                set current_branch $head
2343        }
2344
2345        switch -- $subcommand {
2346        browser {
2347                if {$head eq {}} {
2348                        if {$path ne {} && [file isdirectory $path]} {
2349                                set head $current_branch
2350                        } else {
2351                                set head $path
2352                                set path {}
2353                        }
2354                }
2355                browser::new $head $path
2356        }
2357        blame   {
2358                if {$head eq {} && ![file exists $path]} {
2359                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2360                        exit 1
2361                }
2362                blame::new $head $path
2363        }
2364        }
2365        return
2366}
2367citool -
2368gui {
2369        if {[llength $argv] != 0} {
2370                puts -nonewline stderr "usage: $argv0"
2371                if {$subcommand ne {gui}
2372                        && [file tail $argv0] ne "git-$subcommand"} {
2373                        puts -nonewline stderr " $subcommand"
2374                }
2375                puts stderr {}
2376                exit 1
2377        }
2378        # fall through to setup UI for commits
2379}
2380default {
2381        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2382        exit 1
2383}
2384}
2385
2386# -- Branch Control
2387#
2388frame .branch \
2389        -borderwidth 1 \
2390        -relief sunken
2391label .branch.l1 \
2392        -text [mc "Current Branch:"] \
2393        -anchor w \
2394        -justify left
2395label .branch.cb \
2396        -textvariable current_branch \
2397        -anchor w \
2398        -justify left
2399pack .branch.l1 -side left
2400pack .branch.cb -side left -fill x
2401pack .branch -side top -fill x
2402
2403# -- Main Window Layout
2404#
2405panedwindow .vpane -orient horizontal
2406panedwindow .vpane.files -orient vertical
2407.vpane add .vpane.files -sticky nsew -height 100 -width 200
2408pack .vpane -anchor n -side top -fill both -expand 1
2409
2410# -- Index File List
2411#
2412frame .vpane.files.index -height 100 -width 200
2413label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2414        -background lightgreen -foreground black
2415text $ui_index -background white -foreground black \
2416        -borderwidth 0 \
2417        -width 20 -height 10 \
2418        -wrap none \
2419        -cursor $cursor_ptr \
2420        -xscrollcommand {.vpane.files.index.sx set} \
2421        -yscrollcommand {.vpane.files.index.sy set} \
2422        -state disabled
2423scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2424scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2425pack .vpane.files.index.title -side top -fill x
2426pack .vpane.files.index.sx -side bottom -fill x
2427pack .vpane.files.index.sy -side right -fill y
2428pack $ui_index -side left -fill both -expand 1
2429
2430# -- Working Directory File List
2431#
2432frame .vpane.files.workdir -height 100 -width 200
2433label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2434        -background lightsalmon -foreground black
2435text $ui_workdir -background white -foreground black \
2436        -borderwidth 0 \
2437        -width 20 -height 10 \
2438        -wrap none \
2439        -cursor $cursor_ptr \
2440        -xscrollcommand {.vpane.files.workdir.sx set} \
2441        -yscrollcommand {.vpane.files.workdir.sy set} \
2442        -state disabled
2443scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2444scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2445pack .vpane.files.workdir.title -side top -fill x
2446pack .vpane.files.workdir.sx -side bottom -fill x
2447pack .vpane.files.workdir.sy -side right -fill y
2448pack $ui_workdir -side left -fill both -expand 1
2449
2450.vpane.files add .vpane.files.workdir -sticky nsew
2451.vpane.files add .vpane.files.index -sticky nsew
2452
2453foreach i [list $ui_index $ui_workdir] {
2454        rmsel_tag $i
2455        $i tag conf in_diff -background [$i tag cget in_sel -background]
2456}
2457unset i
2458
2459# -- Diff and Commit Area
2460#
2461frame .vpane.lower -height 300 -width 400
2462frame .vpane.lower.commarea
2463frame .vpane.lower.diff -relief sunken -borderwidth 1
2464pack .vpane.lower.diff -fill both -expand 1
2465pack .vpane.lower.commarea -side bottom -fill x
2466.vpane add .vpane.lower -sticky nsew
2467
2468# -- Commit Area Buttons
2469#
2470frame .vpane.lower.commarea.buttons
2471label .vpane.lower.commarea.buttons.l -text {} \
2472        -anchor w \
2473        -justify left
2474pack .vpane.lower.commarea.buttons.l -side top -fill x
2475pack .vpane.lower.commarea.buttons -side left -fill y
2476
2477button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2478        -command do_rescan
2479pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2480lappend disable_on_lock \
2481        {.vpane.lower.commarea.buttons.rescan conf -state}
2482
2483button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2484        -command do_add_all
2485pack .vpane.lower.commarea.buttons.incall -side top -fill x
2486lappend disable_on_lock \
2487        {.vpane.lower.commarea.buttons.incall conf -state}
2488
2489button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2490        -command do_signoff
2491pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2492
2493button .vpane.lower.commarea.buttons.commit -text [mc Commit@@verb] \
2494        -command do_commit
2495pack .vpane.lower.commarea.buttons.commit -side top -fill x
2496lappend disable_on_lock \
2497        {.vpane.lower.commarea.buttons.commit conf -state}
2498
2499button .vpane.lower.commarea.buttons.push -text [mc Push] \
2500        -command do_push_anywhere
2501pack .vpane.lower.commarea.buttons.push -side top -fill x
2502
2503# -- Commit Message Buffer
2504#
2505frame .vpane.lower.commarea.buffer
2506frame .vpane.lower.commarea.buffer.header
2507set ui_comm .vpane.lower.commarea.buffer.t
2508set ui_coml .vpane.lower.commarea.buffer.header.l
2509radiobutton .vpane.lower.commarea.buffer.header.new \
2510        -text [mc "New Commit"] \
2511        -command do_select_commit_type \
2512        -variable selected_commit_type \
2513        -value new
2514lappend disable_on_lock \
2515        [list .vpane.lower.commarea.buffer.header.new conf -state]
2516radiobutton .vpane.lower.commarea.buffer.header.amend \
2517        -text [mc "Amend Last Commit"] \
2518        -command do_select_commit_type \
2519        -variable selected_commit_type \
2520        -value amend
2521lappend disable_on_lock \
2522        [list .vpane.lower.commarea.buffer.header.amend conf -state]
2523label $ui_coml \
2524        -anchor w \
2525        -justify left
2526proc trace_commit_type {varname args} {
2527        global ui_coml commit_type
2528        switch -glob -- $commit_type {
2529        initial       {set txt [mc "Initial Commit Message:"]}
2530        amend         {set txt [mc "Amended Commit Message:"]}
2531        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2532        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2533        merge         {set txt [mc "Merge Commit Message:"]}
2534        *             {set txt [mc "Commit Message:"]}
2535        }
2536        $ui_coml conf -text $txt
2537}
2538trace add variable commit_type write trace_commit_type
2539pack $ui_coml -side left -fill x
2540pack .vpane.lower.commarea.buffer.header.amend -side right
2541pack .vpane.lower.commarea.buffer.header.new -side right
2542
2543text $ui_comm -background white -foreground black \
2544        -borderwidth 1 \
2545        -undo true \
2546        -maxundo 20 \
2547        -autoseparators true \
2548        -relief sunken \
2549        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2550        -font font_diff \
2551        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2552scrollbar .vpane.lower.commarea.buffer.sby \
2553        -command [list $ui_comm yview]
2554pack .vpane.lower.commarea.buffer.header -side top -fill x
2555pack .vpane.lower.commarea.buffer.sby -side right -fill y
2556pack $ui_comm -side left -fill y
2557pack .vpane.lower.commarea.buffer -side left -fill y
2558
2559# -- Commit Message Buffer Context Menu
2560#
2561set ctxm .vpane.lower.commarea.buffer.ctxm
2562menu $ctxm -tearoff 0
2563$ctxm add command \
2564        -label [mc Cut] \
2565        -command {tk_textCut $ui_comm}
2566$ctxm add command \
2567        -label [mc Copy] \
2568        -command {tk_textCopy $ui_comm}
2569$ctxm add command \
2570        -label [mc Paste] \
2571        -command {tk_textPaste $ui_comm}
2572$ctxm add command \
2573        -label [mc Delete] \
2574        -command {$ui_comm delete sel.first sel.last}
2575$ctxm add separator
2576$ctxm add command \
2577        -label [mc "Select All"] \
2578        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2579$ctxm add command \
2580        -label [mc "Copy All"] \
2581        -command {
2582                $ui_comm tag add sel 0.0 end
2583                tk_textCopy $ui_comm
2584                $ui_comm tag remove sel 0.0 end
2585        }
2586$ctxm add separator
2587$ctxm add command \
2588        -label [mc "Sign Off"] \
2589        -command do_signoff
2590set ui_comm_ctxm $ctxm
2591
2592# -- Diff Header
2593#
2594proc trace_current_diff_path {varname args} {
2595        global current_diff_path diff_actions file_states
2596        if {$current_diff_path eq {}} {
2597                set s {}
2598                set f {}
2599                set p {}
2600                set o disabled
2601        } else {
2602                set p $current_diff_path
2603                set s [mapdesc [lindex $file_states($p) 0] $p]
2604                set f [mc "File:"]
2605                set p [escape_path $p]
2606                set o normal
2607        }
2608
2609        .vpane.lower.diff.header.status configure -text $s
2610        .vpane.lower.diff.header.file configure -text $f
2611        .vpane.lower.diff.header.path configure -text $p
2612        foreach w $diff_actions {
2613                uplevel #0 $w $o
2614        }
2615}
2616trace add variable current_diff_path write trace_current_diff_path
2617
2618frame .vpane.lower.diff.header -background gold
2619label .vpane.lower.diff.header.status \
2620        -background gold \
2621        -foreground black \
2622        -width $max_status_desc \
2623        -anchor w \
2624        -justify left
2625label .vpane.lower.diff.header.file \
2626        -background gold \
2627        -foreground black \
2628        -anchor w \
2629        -justify left
2630label .vpane.lower.diff.header.path \
2631        -background gold \
2632        -foreground black \
2633        -anchor w \
2634        -justify left
2635pack .vpane.lower.diff.header.status -side left
2636pack .vpane.lower.diff.header.file -side left
2637pack .vpane.lower.diff.header.path -fill x
2638set ctxm .vpane.lower.diff.header.ctxm
2639menu $ctxm -tearoff 0
2640$ctxm add command \
2641        -label [mc Copy] \
2642        -command {
2643                clipboard clear
2644                clipboard append \
2645                        -format STRING \
2646                        -type STRING \
2647                        -- $current_diff_path
2648        }
2649lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2650bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2651
2652# -- Diff Body
2653#
2654frame .vpane.lower.diff.body
2655set ui_diff .vpane.lower.diff.body.t
2656text $ui_diff -background white -foreground black \
2657        -borderwidth 0 \
2658        -width 80 -height 15 -wrap none \
2659        -font font_diff \
2660        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2661        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2662        -state disabled
2663scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2664        -command [list $ui_diff xview]
2665scrollbar .vpane.lower.diff.body.sby -orient vertical \
2666        -command [list $ui_diff yview]
2667pack .vpane.lower.diff.body.sbx -side bottom -fill x
2668pack .vpane.lower.diff.body.sby -side right -fill y
2669pack $ui_diff -side left -fill both -expand 1
2670pack .vpane.lower.diff.header -side top -fill x
2671pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2672
2673$ui_diff tag conf d_cr -elide true
2674$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2675$ui_diff tag conf d_+ -foreground {#00a000}
2676$ui_diff tag conf d_- -foreground red
2677
2678$ui_diff tag conf d_++ -foreground {#00a000}
2679$ui_diff tag conf d_-- -foreground red
2680$ui_diff tag conf d_+s \
2681        -foreground {#00a000} \
2682        -background {#e2effa}
2683$ui_diff tag conf d_-s \
2684        -foreground red \
2685        -background {#e2effa}
2686$ui_diff tag conf d_s+ \
2687        -foreground {#00a000} \
2688        -background ivory1
2689$ui_diff tag conf d_s- \
2690        -foreground red \
2691        -background ivory1
2692
2693$ui_diff tag conf d<<<<<<< \
2694        -foreground orange \
2695        -font font_diffbold
2696$ui_diff tag conf d======= \
2697        -foreground orange \
2698        -font font_diffbold
2699$ui_diff tag conf d>>>>>>> \
2700        -foreground orange \
2701        -font font_diffbold
2702
2703$ui_diff tag raise sel
2704
2705# -- Diff Body Context Menu
2706#
2707set ctxm .vpane.lower.diff.body.ctxm
2708menu $ctxm -tearoff 0
2709$ctxm add command \
2710        -label [mc "Apply/Reverse Hunk"] \
2711        -command {apply_hunk $cursorX $cursorY}
2712set ui_diff_applyhunk [$ctxm index last]
2713lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
2714$ctxm add command \
2715        -label [mc "Apply/Reverse Line"] \
2716        -command {apply_line $cursorX $cursorY; do_rescan}
2717set ui_diff_applyline [$ctxm index last]
2718lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
2719$ctxm add separator
2720$ctxm add command \
2721        -label [mc "Show Less Context"] \
2722        -command show_less_context
2723lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2724$ctxm add command \
2725        -label [mc "Show More Context"] \
2726        -command show_more_context
2727lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2728$ctxm add separator
2729$ctxm add command \
2730        -label [mc Refresh] \
2731        -command reshow_diff
2732lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2733$ctxm add command \
2734        -label [mc Copy] \
2735        -command {tk_textCopy $ui_diff}
2736lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2737$ctxm add command \
2738        -label [mc "Select All"] \
2739        -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
2740lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2741$ctxm add command \
2742        -label [mc "Copy All"] \
2743        -command {
2744                $ui_diff tag add sel 0.0 end
2745                tk_textCopy $ui_diff
2746                $ui_diff tag remove sel 0.0 end
2747        }
2748lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2749$ctxm add separator
2750$ctxm add command \
2751        -label [mc "Decrease Font Size"] \
2752        -command {incr_font_size font_diff -1}
2753lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2754$ctxm add command \
2755        -label [mc "Increase Font Size"] \
2756        -command {incr_font_size font_diff 1}
2757lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2758$ctxm add separator
2759$ctxm add command -label [mc "Options..."] \
2760        -command do_options
2761proc popup_diff_menu {ctxm x y X Y} {
2762        global current_diff_path file_states
2763        set ::cursorX $x
2764        set ::cursorY $y
2765        if {$::ui_index eq $::current_diff_side} {
2766                set l [mc "Unstage Hunk From Commit"]
2767                set t [mc "Unstage Line From Commit"]
2768        } else {
2769                set l [mc "Stage Hunk For Commit"]
2770                set t [mc "Stage Line For Commit"]
2771        }
2772        if {$::is_3way_diff
2773                || $current_diff_path eq {}
2774                || ![info exists file_states($current_diff_path)]
2775                || {_O} eq [lindex $file_states($current_diff_path) 0]
2776                || {_T} eq [lindex $file_states($current_diff_path) 0]
2777                || {T_} eq [lindex $file_states($current_diff_path) 0]} {
2778                set s disabled
2779        } else {
2780                set s normal
2781        }
2782        $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
2783        $ctxm entryconf $::ui_diff_applyline -state $s -label $t
2784        tk_popup $ctxm $X $Y
2785}
2786bind_button3 $ui_diff [list popup_diff_menu $ctxm %x %y %X %Y]
2787
2788# -- Status Bar
2789#
2790set main_status [::status_bar::new .status]
2791pack .status -anchor w -side bottom -fill x
2792$main_status show [mc "Initializing..."]
2793
2794# -- Load geometry
2795#
2796catch {
2797set gm $repo_config(gui.geometry)
2798wm geometry . [lindex $gm 0]
2799.vpane sash place 0 \
2800        [lindex $gm 1] \
2801        [lindex [.vpane sash coord 0] 1]
2802.vpane.files sash place 0 \
2803        [lindex [.vpane.files sash coord 0] 0] \
2804        [lindex $gm 2]
2805unset gm
2806}
2807
2808# -- Key Bindings
2809#
2810bind $ui_comm <$M1B-Key-Return> {do_commit;break}
2811bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
2812bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
2813bind $ui_comm <$M1B-Key-i> {do_add_all;break}
2814bind $ui_comm <$M1B-Key-I> {do_add_all;break}
2815bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
2816bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
2817bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
2818bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
2819bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
2820bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
2821bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2822bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2823bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
2824bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
2825bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
2826bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
2827bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
2828
2829bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
2830bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
2831bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
2832bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
2833bind $ui_diff <$M1B-Key-v> {break}
2834bind $ui_diff <$M1B-Key-V> {break}
2835bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2836bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2837bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
2838bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
2839bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
2840bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
2841bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
2842bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
2843bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
2844bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
2845bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
2846bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
2847bind $ui_diff <Button-1>   {focus %W}
2848
2849if {[is_enabled branch]} {
2850        bind . <$M1B-Key-n> branch_create::dialog
2851        bind . <$M1B-Key-N> branch_create::dialog
2852        bind . <$M1B-Key-o> branch_checkout::dialog
2853        bind . <$M1B-Key-O> branch_checkout::dialog
2854        bind . <$M1B-Key-m> merge::dialog
2855        bind . <$M1B-Key-M> merge::dialog
2856}
2857if {[is_enabled transport]} {
2858        bind . <$M1B-Key-p> do_push_anywhere
2859        bind . <$M1B-Key-P> do_push_anywhere
2860}
2861
2862bind .   <Key-F5>     do_rescan
2863bind .   <$M1B-Key-r> do_rescan
2864bind .   <$M1B-Key-R> do_rescan
2865bind .   <$M1B-Key-s> do_signoff
2866bind .   <$M1B-Key-S> do_signoff
2867bind .   <$M1B-Key-t> do_add_selection
2868bind .   <$M1B-Key-T> do_add_selection
2869bind .   <$M1B-Key-i> do_add_all
2870bind .   <$M1B-Key-I> do_add_all
2871bind .   <$M1B-Key-minus> {show_less_context;break}
2872bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
2873bind .   <$M1B-Key-equal> {show_more_context;break}
2874bind .   <$M1B-Key-plus> {show_more_context;break}
2875bind .   <$M1B-Key-KP_Add> {show_more_context;break}
2876bind .   <$M1B-Key-Return> do_commit
2877foreach i [list $ui_index $ui_workdir] {
2878        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
2879        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
2880        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
2881}
2882unset i
2883
2884set file_lists($ui_index) [list]
2885set file_lists($ui_workdir) [list]
2886
2887wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
2888focus -force $ui_comm
2889
2890# -- Warn the user about environmental problems.  Cygwin's Tcl
2891#    does *not* pass its env array onto any processes it spawns.
2892#    This means that git processes get none of our environment.
2893#
2894if {[is_Cygwin]} {
2895        set ignored_env 0
2896        set suggest_user {}
2897        set msg [mc "Possible environment issues exist.
2898
2899The following environment variables are probably
2900going to be ignored by any Git subprocess run
2901by %s:
2902
2903" [appname]]
2904        foreach name [array names env] {
2905                switch -regexp -- $name {
2906                {^GIT_INDEX_FILE$} -
2907                {^GIT_OBJECT_DIRECTORY$} -
2908                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
2909                {^GIT_DIFF_OPTS$} -
2910                {^GIT_EXTERNAL_DIFF$} -
2911                {^GIT_PAGER$} -
2912                {^GIT_TRACE$} -
2913                {^GIT_CONFIG$} -
2914                {^GIT_CONFIG_LOCAL$} -
2915                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
2916                        append msg " - $name\n"
2917                        incr ignored_env
2918                }
2919                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
2920                        append msg " - $name\n"
2921                        incr ignored_env
2922                        set suggest_user $name
2923                }
2924                }
2925        }
2926        if {$ignored_env > 0} {
2927                append msg [mc "
2928This is due to a known issue with the
2929Tcl binary distributed by Cygwin."]
2930
2931                if {$suggest_user ne {}} {
2932                        append msg [mc "
2933
2934A good replacement for %s
2935is placing values for the user.name and
2936user.email settings into your personal
2937~/.gitconfig file.
2938" $suggest_user]
2939                }
2940                warn_popup $msg
2941        }
2942        unset ignored_env msg suggest_user name
2943}
2944
2945# -- Only initialize complex UI if we are going to stay running.
2946#
2947if {[is_enabled transport]} {
2948        load_all_remotes
2949
2950        set n [.mbar.remote index end]
2951        populate_push_menu
2952        populate_fetch_menu
2953        set n [expr {[.mbar.remote index end] - $n}]
2954        if {$n > 0} {
2955                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
2956                .mbar.remote insert $n separator
2957        }
2958        unset n
2959}
2960
2961if {[winfo exists $ui_comm]} {
2962        set GITGUI_BCK_exists [load_message GITGUI_BCK]
2963
2964        # -- If both our backup and message files exist use the
2965        #    newer of the two files to initialize the buffer.
2966        #
2967        if {$GITGUI_BCK_exists} {
2968                set m [gitdir GITGUI_MSG]
2969                if {[file isfile $m]} {
2970                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
2971                                catch {file delete [gitdir GITGUI_MSG]}
2972                        } else {
2973                                $ui_comm delete 0.0 end
2974                                $ui_comm edit reset
2975                                $ui_comm edit modified false
2976                                catch {file delete [gitdir GITGUI_BCK]}
2977                                set GITGUI_BCK_exists 0
2978                        }
2979                }
2980                unset m
2981        }
2982
2983        proc backup_commit_buffer {} {
2984                global ui_comm GITGUI_BCK_exists
2985
2986                set m [$ui_comm edit modified]
2987                if {$m || $GITGUI_BCK_exists} {
2988                        set msg [string trim [$ui_comm get 0.0 end]]
2989                        regsub -all -line {[ \r\t]+$} $msg {} msg
2990
2991                        if {$msg eq {}} {
2992                                if {$GITGUI_BCK_exists} {
2993                                        catch {file delete [gitdir GITGUI_BCK]}
2994                                        set GITGUI_BCK_exists 0
2995                                }
2996                        } elseif {$m} {
2997                                catch {
2998                                        set fd [open [gitdir GITGUI_BCK] w]
2999                                        puts -nonewline $fd $msg
3000                                        close $fd
3001                                        set GITGUI_BCK_exists 1
3002                                }
3003                        }
3004
3005                        $ui_comm edit modified false
3006                }
3007
3008                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3009        }
3010
3011        backup_commit_buffer
3012
3013        # -- If the user has aspell available we can drive it
3014        #    in pipe mode to spellcheck the commit message.
3015        #
3016        set spell_cmd [list |]
3017        set spell_dict [get_config gui.spellingdictionary]
3018        lappend spell_cmd aspell
3019        if {$spell_dict ne {}} {
3020                lappend spell_cmd --master=$spell_dict
3021        }
3022        lappend spell_cmd --mode=none
3023        lappend spell_cmd --encoding=utf-8
3024        lappend spell_cmd pipe
3025        if {$spell_dict eq {none}
3026         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3027                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3028        } else {
3029                set ui_comm_spell [spellcheck::init \
3030                        $spell_fd \
3031                        $ui_comm \
3032                        $ui_comm_ctxm \
3033                ]
3034        }
3035        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3036}
3037
3038lock_index begin-read
3039if {![winfo ismapped .]} {
3040        wm deiconify .
3041}
3042after 1 do_rescan
3043if {[is_enabled multicommit]} {
3044        after 1000 hint_gc
3045}