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

   1#!/bin/sh
   2# Tcl ignores the next line -*- tcl -*- \
   3 if test "z$*" = zversion \
   4 || test "z$*" = z--version; \
   5 then \
   6        echo 'git-gui version @@GITGUI_VERSION@@'; \
   7        exit; \
   8 fi; \
   9 argv0=$0; \
  10 exec wish "$argv0" -- "$@"
  11
  12set appvers {@@GITGUI_VERSION@@}
  13set copyright [encoding convertfrom utf-8 {
  14Copyright © 2006, 2007 Shawn Pearce, et. al.
  15
  16This program is free software; you can redistribute it and/or modify
  17it under the terms of the GNU General Public License as published by
  18the Free Software Foundation; either version 2 of the License, or
  19(at your option) any later version.
  20
  21This program is distributed in the hope that it will be useful,
  22but WITHOUT ANY WARRANTY; without even the implied warranty of
  23MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24GNU General Public License for more details.
  25
  26You should have received a copy of the GNU General Public License
  27along with this program; if not, write to the Free Software
  28Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA}]
  29
  30######################################################################
  31##
  32## Tcl/Tk sanity check
  33
  34if {[catch {package require Tcl 8.4} err]
  35 || [catch {package require Tk  8.4} err]
  36} {
  37        catch {wm withdraw .}
  38        tk_messageBox \
  39                -icon error \
  40                -type ok \
  41                -title [mc "git-gui: fatal error"] \
  42                -message $err
  43        exit 1
  44}
  45
  46catch {rename send {}} ; # What an evil concept...
  47
  48######################################################################
  49##
  50## locate our library
  51
  52set oguilib {@@GITGUI_LIBDIR@@}
  53set oguirel {@@GITGUI_RELATIVE@@}
  54if {$oguirel eq {1}} {
  55        set oguilib [file dirname [file normalize $argv0]]
  56        if {[file tail $oguilib] eq {git-core}} {
  57                set oguilib [file dirname $oguilib]
  58        }
  59        set oguilib [file dirname $oguilib]
  60        set oguilib [file join $oguilib share git-gui lib]
  61        set oguimsg [file join $oguilib msgs]
  62} elseif {[string match @@* $oguirel]} {
  63        set oguilib [file join [file dirname [file normalize $argv0]] lib]
  64        set oguimsg [file join [file dirname [file normalize $argv0]] po]
  65} else {
  66        set oguimsg [file join $oguilib msgs]
  67}
  68unset oguirel
  69
  70######################################################################
  71##
  72## enable verbose loading?
  73
  74if {![catch {set _verbose $env(GITGUI_VERBOSE)}]} {
  75        unset _verbose
  76        rename auto_load real__auto_load
  77        proc auto_load {name args} {
  78                puts stderr "auto_load $name"
  79                return [uplevel 1 real__auto_load $name $args]
  80        }
  81        rename source real__source
  82        proc source {name} {
  83                puts stderr "source    $name"
  84                uplevel 1 real__source $name
  85        }
  86}
  87
  88######################################################################
  89##
  90## Internationalization (i18n) through msgcat and gettext. See
  91## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
  92
  93package require msgcat
  94
  95proc _mc_trim {fmt} {
  96        set cmk [string first @@ $fmt]
  97        if {$cmk > 0} {
  98                return [string range $fmt 0 [expr {$cmk - 1}]]
  99        }
 100        return $fmt
 101}
 102
 103proc mc {en_fmt args} {
 104        set fmt [_mc_trim [::msgcat::mc $en_fmt]]
 105        if {[catch {set msg [eval [list format $fmt] $args]} err]} {
 106                set msg [eval [list format [_mc_trim $en_fmt]] $args]
 107        }
 108        return $msg
 109}
 110
 111proc strcat {args} {
 112        return [join $args {}]
 113}
 114
 115::msgcat::mcload $oguimsg
 116unset oguimsg
 117
 118######################################################################
 119##
 120## read only globals
 121
 122set _appname {Git Gui}
 123set _gitdir {}
 124set _gitexec {}
 125set _reponame {}
 126set _iscygwin {}
 127set _search_path {}
 128
 129set _trace [lsearch -exact $argv --trace]
 130if {$_trace >= 0} {
 131        set argv [lreplace $argv $_trace $_trace]
 132        set _trace 1
 133} else {
 134        set _trace 0
 135}
 136
 137proc appname {} {
 138        global _appname
 139        return $_appname
 140}
 141
 142proc gitdir {args} {
 143        global _gitdir
 144        if {$args eq {}} {
 145                return $_gitdir
 146        }
 147        return [eval [list file join $_gitdir] $args]
 148}
 149
 150proc gitexec {args} {
 151        global _gitexec
 152        if {$_gitexec eq {}} {
 153                if {[catch {set _gitexec [git --exec-path]} err]} {
 154                        error "Git not installed?\n\n$err"
 155                }
 156                if {[is_Cygwin]} {
 157                        set _gitexec [exec cygpath \
 158                                --windows \
 159                                --absolute \
 160                                $_gitexec]
 161                } else {
 162                        set _gitexec [file normalize $_gitexec]
 163                }
 164        }
 165        if {$args eq {}} {
 166                return $_gitexec
 167        }
 168        return [eval [list file join $_gitexec] $args]
 169}
 170
 171proc reponame {} {
 172        return $::_reponame
 173}
 174
 175proc is_MacOSX {} {
 176        if {[tk windowingsystem] eq {aqua}} {
 177                return 1
 178        }
 179        return 0
 180}
 181
 182proc is_Windows {} {
 183        if {$::tcl_platform(platform) eq {windows}} {
 184                return 1
 185        }
 186        return 0
 187}
 188
 189proc is_Cygwin {} {
 190        global _iscygwin
 191        if {$_iscygwin eq {}} {
 192                if {$::tcl_platform(platform) eq {windows}} {
 193                        if {[catch {set p [exec cygpath --windir]} err]} {
 194                                set _iscygwin 0
 195                        } else {
 196                                set _iscygwin 1
 197                        }
 198                } else {
 199                        set _iscygwin 0
 200                }
 201        }
 202        return $_iscygwin
 203}
 204
 205proc is_enabled {option} {
 206        global enabled_options
 207        if {[catch {set on $enabled_options($option)}]} {return 0}
 208        return $on
 209}
 210
 211proc enable_option {option} {
 212        global enabled_options
 213        set enabled_options($option) 1
 214}
 215
 216proc disable_option {option} {
 217        global enabled_options
 218        set enabled_options($option) 0
 219}
 220
 221######################################################################
 222##
 223## config
 224
 225proc is_many_config {name} {
 226        switch -glob -- $name {
 227        gui.recentrepo -
 228        remote.*.fetch -
 229        remote.*.push
 230                {return 1}
 231        *
 232                {return 0}
 233        }
 234}
 235
 236proc is_config_true {name} {
 237        global repo_config
 238        if {[catch {set v $repo_config($name)}]} {
 239                return 0
 240        } elseif {$v eq {true} || $v eq {1} || $v eq {yes}} {
 241                return 1
 242        } else {
 243                return 0
 244        }
 245}
 246
 247proc get_config {name} {
 248        global repo_config
 249        if {[catch {set v $repo_config($name)}]} {
 250                return {}
 251        } else {
 252                return $v
 253        }
 254}
 255
 256######################################################################
 257##
 258## handy utils
 259
 260proc _trace_exec {cmd} {
 261        if {!$::_trace} return
 262        set d {}
 263        foreach v $cmd {
 264                if {$d ne {}} {
 265                        append d { }
 266                }
 267                if {[regexp {[ \t\r\n'"$?*]} $v]} {
 268                        set v [sq $v]
 269                }
 270                append d $v
 271        }
 272        puts stderr $d
 273}
 274
 275proc _git_cmd {name} {
 276        global _git_cmd_path
 277
 278        if {[catch {set v $_git_cmd_path($name)}]} {
 279                switch -- $name {
 280                  version   -
 281                --version   -
 282                --exec-path { return [list $::_git $name] }
 283                }
 284
 285                set p [gitexec git-$name$::_search_exe]
 286                if {[file exists $p]} {
 287                        set v [list $p]
 288                } elseif {[is_Windows] && [file exists [gitexec git-$name]]} {
 289                        # Try to determine what sort of magic will make
 290                        # git-$name go and do its thing, because native
 291                        # Tcl on Windows doesn't know it.
 292                        #
 293                        set p [gitexec git-$name]
 294                        set f [open $p r]
 295                        set s [gets $f]
 296                        close $f
 297
 298                        switch -glob -- [lindex $s 0] {
 299                        #!*sh     { set i sh     }
 300                        #!*perl   { set i perl   }
 301                        #!*python { set i python }
 302                        default   { error "git-$name is not supported: $s" }
 303                        }
 304
 305                        upvar #0 _$i interp
 306                        if {![info exists interp]} {
 307                                set interp [_which $i]
 308                        }
 309                        if {$interp eq {}} {
 310                                error "git-$name requires $i (not in PATH)"
 311                        }
 312                        set v [concat [list $interp] [lrange $s 1 end] [list $p]]
 313                } else {
 314                        # Assume it is builtin to git somehow and we
 315                        # aren't actually able to see a file for it.
 316                        #
 317                        set v [list $::_git $name]
 318                }
 319                set _git_cmd_path($name) $v
 320        }
 321        return $v
 322}
 323
 324proc _which {what args} {
 325        global env _search_exe _search_path
 326
 327        if {$_search_path eq {}} {
 328                if {[is_Cygwin] && [regexp {^(/|\.:)} $env(PATH)]} {
 329                        set _search_path [split [exec cygpath \
 330                                --windows \
 331                                --path \
 332                                --absolute \
 333                                $env(PATH)] {;}]
 334                        set _search_exe .exe
 335                } elseif {[is_Windows]} {
 336                        set gitguidir [file dirname [info script]]
 337                        regsub -all ";" $gitguidir "\\;" gitguidir
 338                        set env(PATH) "$gitguidir;$env(PATH)"
 339                        set _search_path [split $env(PATH) {;}]
 340                        set _search_exe .exe
 341                } else {
 342                        set _search_path [split $env(PATH) :]
 343                        set _search_exe {}
 344                }
 345        }
 346
 347        if {[is_Windows] && [lsearch -exact $args -script] >= 0} {
 348                set suffix {}
 349        } else {
 350                set suffix $_search_exe
 351        }
 352
 353        foreach p $_search_path {
 354                set p [file join $p $what$suffix]
 355                if {[file exists $p]} {
 356                        return [file normalize $p]
 357                }
 358        }
 359        return {}
 360}
 361
 362proc _lappend_nice {cmd_var} {
 363        global _nice
 364        upvar $cmd_var cmd
 365
 366        if {![info exists _nice]} {
 367                set _nice [_which nice]
 368        }
 369        if {$_nice ne {}} {
 370                lappend cmd $_nice
 371        }
 372}
 373
 374proc git {args} {
 375        set opt [list]
 376
 377        while {1} {
 378                switch -- [lindex $args 0] {
 379                --nice {
 380                        _lappend_nice opt
 381                }
 382
 383                default {
 384                        break
 385                }
 386
 387                }
 388
 389                set args [lrange $args 1 end]
 390        }
 391
 392        set cmdp [_git_cmd [lindex $args 0]]
 393        set args [lrange $args 1 end]
 394
 395        _trace_exec [concat $opt $cmdp $args]
 396        set result [eval exec $opt $cmdp $args]
 397        if {$::_trace} {
 398                puts stderr "< $result"
 399        }
 400        return $result
 401}
 402
 403proc _open_stdout_stderr {cmd} {
 404        _trace_exec $cmd
 405        if {[catch {
 406                        set fd [open [concat [list | ] $cmd] r]
 407                } err]} {
 408                if {   [lindex $cmd end] eq {2>@1}
 409                    && $err eq {can not find channel named "1"}
 410                        } {
 411                        # Older versions of Tcl 8.4 don't have this 2>@1 IO
 412                        # redirect operator.  Fallback to |& cat for those.
 413                        # The command was not actually started, so its safe
 414                        # to try to start it a second time.
 415                        #
 416                        set fd [open [concat \
 417                                [list | ] \
 418                                [lrange $cmd 0 end-1] \
 419                                [list |& cat] \
 420                                ] r]
 421                } else {
 422                        error $err
 423                }
 424        }
 425        fconfigure $fd -eofchar {}
 426        return $fd
 427}
 428
 429proc git_read {args} {
 430        set opt [list]
 431
 432        while {1} {
 433                switch -- [lindex $args 0] {
 434                --nice {
 435                        _lappend_nice opt
 436                }
 437
 438                --stderr {
 439                        lappend args 2>@1
 440                }
 441
 442                default {
 443                        break
 444                }
 445
 446                }
 447
 448                set args [lrange $args 1 end]
 449        }
 450
 451        set cmdp [_git_cmd [lindex $args 0]]
 452        set args [lrange $args 1 end]
 453
 454        return [_open_stdout_stderr [concat $opt $cmdp $args]]
 455}
 456
 457proc git_write {args} {
 458        set opt [list]
 459
 460        while {1} {
 461                switch -- [lindex $args 0] {
 462                --nice {
 463                        _lappend_nice opt
 464                }
 465
 466                default {
 467                        break
 468                }
 469
 470                }
 471
 472                set args [lrange $args 1 end]
 473        }
 474
 475        set cmdp [_git_cmd [lindex $args 0]]
 476        set args [lrange $args 1 end]
 477
 478        _trace_exec [concat $opt $cmdp $args]
 479        return [open [concat [list | ] $opt $cmdp $args] w]
 480}
 481
 482proc githook_read {hook_name args} {
 483        set pchook [gitdir hooks $hook_name]
 484        lappend args 2>@1
 485
 486        # On Windows [file executable] might lie so we need to ask
 487        # the shell if the hook is executable.  Yes that's annoying.
 488        #
 489        if {[is_Windows]} {
 490                upvar #0 _sh interp
 491                if {![info exists interp]} {
 492                        set interp [_which sh]
 493                }
 494                if {$interp eq {}} {
 495                        error "hook execution requires sh (not in PATH)"
 496                }
 497
 498                set scr {if test -x "$1";then exec "$@";fi}
 499                set sh_c [list $interp -c $scr $interp $pchook]
 500                return [_open_stdout_stderr [concat $sh_c $args]]
 501        }
 502
 503        if {[file executable $pchook]} {
 504                return [_open_stdout_stderr [concat [list $pchook] $args]]
 505        }
 506
 507        return {}
 508}
 509
 510proc kill_file_process {fd} {
 511        set process [pid $fd]
 512
 513        catch {
 514                if {[is_Windows]} {
 515                        # Use a Cygwin-specific flag to allow killing
 516                        # native Windows processes
 517                        exec kill -f $process
 518                } else {
 519                        exec kill $process
 520                }
 521        }
 522}
 523
 524proc 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 ${font}italic -slant italic
 656        }
 657}
 658
 659set default_config(branch.autosetupmerge) true
 660set default_config(merge.tool) {}
 661set default_config(merge.keepbackup) true
 662set default_config(merge.diffstat) true
 663set default_config(merge.summary) false
 664set default_config(merge.verbosity) 2
 665set default_config(user.name) {}
 666set default_config(user.email) {}
 667
 668set default_config(gui.matchtrackingbranch) false
 669set default_config(gui.pruneduringfetch) false
 670set default_config(gui.trustmtime) false
 671set default_config(gui.fastcopyblame) false
 672set default_config(gui.copyblamethreshold) 40
 673set default_config(gui.blamehistoryctx) 7
 674set default_config(gui.diffcontext) 5
 675set default_config(gui.commitmsgwidth) 75
 676set default_config(gui.newbranchtemplate) {}
 677set default_config(gui.spellingdictionary) {}
 678set default_config(gui.fontui) [font configure font_ui]
 679set default_config(gui.fontdiff) [font configure font_diff]
 680set font_descs {
 681        {fontui   font_ui   {mc "Main Font"}}
 682        {fontdiff font_diff {mc "Diff/Console Font"}}
 683}
 684
 685######################################################################
 686##
 687## find git
 688
 689set _git  [_which git]
 690if {$_git eq {}} {
 691        catch {wm withdraw .}
 692        tk_messageBox \
 693                -icon error \
 694                -type ok \
 695                -title [mc "git-gui: fatal error"] \
 696                -message [mc "Cannot find git in PATH."]
 697        exit 1
 698}
 699
 700######################################################################
 701##
 702## version check
 703
 704if {[catch {set _git_version [git --version]} err]} {
 705        catch {wm withdraw .}
 706        tk_messageBox \
 707                -icon error \
 708                -type ok \
 709                -title [mc "git-gui: fatal error"] \
 710                -message "Cannot determine Git version:
 711
 712$err
 713
 714[appname] requires Git 1.5.0 or later."
 715        exit 1
 716}
 717if {![regsub {^git version } $_git_version {} _git_version]} {
 718        catch {wm withdraw .}
 719        tk_messageBox \
 720                -icon error \
 721                -type ok \
 722                -title [mc "git-gui: fatal error"] \
 723                -message [strcat [mc "Cannot parse Git version string:"] "\n\n$_git_version"]
 724        exit 1
 725}
 726
 727set _real_git_version $_git_version
 728regsub -- {[\-\.]dirty$} $_git_version {} _git_version
 729regsub {\.[0-9]+\.g[0-9a-f]+$} $_git_version {} _git_version
 730regsub {\.rc[0-9]+$} $_git_version {} _git_version
 731regsub {\.GIT$} $_git_version {} _git_version
 732regsub {\.[a-zA-Z]+\.[0-9]+$} $_git_version {} _git_version
 733
 734if {![regexp {^[1-9]+(\.[0-9]+)+$} $_git_version]} {
 735        catch {wm withdraw .}
 736        if {[tk_messageBox \
 737                -icon warning \
 738                -type yesno \
 739                -default no \
 740                -title "[appname]: warning" \
 741                 -message [mc "Git version cannot be determined.
 742
 743%s claims it is version '%s'.
 744
 745%s requires at least Git 1.5.0 or later.
 746
 747Assume '%s' is version 1.5.0?
 748" $_git $_real_git_version [appname] $_real_git_version]] eq {yes}} {
 749                set _git_version 1.5.0
 750        } else {
 751                exit 1
 752        }
 753}
 754unset _real_git_version
 755
 756proc git-version {args} {
 757        global _git_version
 758
 759        switch [llength $args] {
 760        0 {
 761                return $_git_version
 762        }
 763
 764        2 {
 765                set op [lindex $args 0]
 766                set vr [lindex $args 1]
 767                set cm [package vcompare $_git_version $vr]
 768                return [expr $cm $op 0]
 769        }
 770
 771        4 {
 772                set type [lindex $args 0]
 773                set name [lindex $args 1]
 774                set parm [lindex $args 2]
 775                set body [lindex $args 3]
 776
 777                if {($type ne {proc} && $type ne {method})} {
 778                        error "Invalid arguments to git-version"
 779                }
 780                if {[llength $body] < 2 || [lindex $body end-1] ne {default}} {
 781                        error "Last arm of $type $name must be default"
 782                }
 783
 784                foreach {op vr cb} [lrange $body 0 end-2] {
 785                        if {[git-version $op $vr]} {
 786                                return [uplevel [list $type $name $parm $cb]]
 787                        }
 788                }
 789
 790                return [uplevel [list $type $name $parm [lindex $body end]]]
 791        }
 792
 793        default {
 794                error "git-version >= x"
 795        }
 796
 797        }
 798}
 799
 800if {[git-version < 1.5]} {
 801        catch {wm withdraw .}
 802        tk_messageBox \
 803                -icon error \
 804                -type ok \
 805                -title [mc "git-gui: fatal error"] \
 806                -message "[appname] requires Git 1.5.0 or later.
 807
 808You are using [git-version]:
 809
 810[git --version]"
 811        exit 1
 812}
 813
 814######################################################################
 815##
 816## configure our library
 817
 818set idx [file join $oguilib tclIndex]
 819if {[catch {set fd [open $idx r]} err]} {
 820        catch {wm withdraw .}
 821        tk_messageBox \
 822                -icon error \
 823                -type ok \
 824                -title [mc "git-gui: fatal error"] \
 825                -message $err
 826        exit 1
 827}
 828if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
 829        set idx [list]
 830        while {[gets $fd n] >= 0} {
 831                if {$n ne {} && ![string match #* $n]} {
 832                        lappend idx $n
 833                }
 834        }
 835} else {
 836        set idx {}
 837}
 838close $fd
 839
 840if {$idx ne {}} {
 841        set loaded [list]
 842        foreach p $idx {
 843                if {[lsearch -exact $loaded $p] >= 0} continue
 844                source [file join $oguilib $p]
 845                lappend loaded $p
 846        }
 847        unset loaded p
 848} else {
 849        set auto_path [concat [list $oguilib] $auto_path]
 850}
 851unset -nocomplain idx fd
 852
 853######################################################################
 854##
 855## config file parsing
 856
 857git-version proc _parse_config {arr_name args} {
 858        >= 1.5.3 {
 859                upvar $arr_name arr
 860                array unset arr
 861                set buf {}
 862                catch {
 863                        set fd_rc [eval \
 864                                [list git_read config] \
 865                                $args \
 866                                [list --null --list]]
 867                        fconfigure $fd_rc -translation binary
 868                        set buf [read $fd_rc]
 869                        close $fd_rc
 870                }
 871                foreach line [split $buf "\0"] {
 872                        if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
 873                                if {[is_many_config $name]} {
 874                                        lappend arr($name) $value
 875                                } else {
 876                                        set arr($name) $value
 877                                }
 878                        }
 879                }
 880        }
 881        default {
 882                upvar $arr_name arr
 883                array unset arr
 884                catch {
 885                        set fd_rc [eval [list git_read config --list] $args]
 886                        while {[gets $fd_rc line] >= 0} {
 887                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 888                                        if {[is_many_config $name]} {
 889                                                lappend arr($name) $value
 890                                        } else {
 891                                                set arr($name) $value
 892                                        }
 893                                }
 894                        }
 895                        close $fd_rc
 896                }
 897        }
 898}
 899
 900proc load_config {include_global} {
 901        global repo_config global_config default_config
 902
 903        if {$include_global} {
 904                _parse_config global_config --global
 905        }
 906        _parse_config repo_config
 907
 908        foreach name [array names default_config] {
 909                if {[catch {set v $global_config($name)}]} {
 910                        set global_config($name) $default_config($name)
 911                }
 912                if {[catch {set v $repo_config($name)}]} {
 913                        set repo_config($name) $default_config($name)
 914                }
 915        }
 916}
 917
 918######################################################################
 919##
 920## feature option selection
 921
 922if {[regexp {^git-(.+)$} [file tail $argv0] _junk subcommand]} {
 923        unset _junk
 924} else {
 925        set subcommand gui
 926}
 927if {$subcommand eq {gui.sh}} {
 928        set subcommand gui
 929}
 930if {$subcommand eq {gui} && [llength $argv] > 0} {
 931        set subcommand [lindex $argv 0]
 932        set argv [lrange $argv 1 end]
 933}
 934
 935enable_option multicommit
 936enable_option branch
 937enable_option transport
 938disable_option bare
 939
 940switch -- $subcommand {
 941browser -
 942blame {
 943        enable_option bare
 944
 945        disable_option multicommit
 946        disable_option branch
 947        disable_option transport
 948}
 949citool {
 950        enable_option singlecommit
 951
 952        disable_option multicommit
 953        disable_option branch
 954        disable_option transport
 955}
 956}
 957
 958######################################################################
 959##
 960## repository setup
 961
 962if {[catch {
 963                set _gitdir $env(GIT_DIR)
 964                set _prefix {}
 965                }]
 966        && [catch {
 967                set _gitdir [git rev-parse --git-dir]
 968                set _prefix [git rev-parse --show-prefix]
 969        } err]} {
 970        load_config 1
 971        apply_config
 972        choose_repository::pick
 973}
 974if {![file isdirectory $_gitdir] && [is_Cygwin]} {
 975        catch {set _gitdir [exec cygpath --windows $_gitdir]}
 976}
 977if {![file isdirectory $_gitdir]} {
 978        catch {wm withdraw .}
 979        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
 980        exit 1
 981}
 982if {$_prefix ne {}} {
 983        regsub -all {[^/]+/} $_prefix ../ cdup
 984        if {[catch {cd $cdup} err]} {
 985                catch {wm withdraw .}
 986                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
 987                exit 1
 988        }
 989        unset cdup
 990} elseif {![is_enabled bare]} {
 991        if {[lindex [file split $_gitdir] end] ne {.git}} {
 992                catch {wm withdraw .}
 993                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
 994                exit 1
 995        }
 996        if {[catch {cd [file dirname $_gitdir]} err]} {
 997                catch {wm withdraw .}
 998                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
 999                exit 1
1000        }
1001}
1002set _reponame [file split [file normalize $_gitdir]]
1003if {[lindex $_reponame end] eq {.git}} {
1004        set _reponame [lindex $_reponame end-1]
1005} else {
1006        set _reponame [lindex $_reponame end]
1007}
1008
1009######################################################################
1010##
1011## global init
1012
1013set current_diff_path {}
1014set current_diff_side {}
1015set diff_actions [list]
1016
1017set HEAD {}
1018set PARENT {}
1019set MERGE_HEAD [list]
1020set commit_type {}
1021set empty_tree {}
1022set current_branch {}
1023set is_detached 0
1024set current_diff_path {}
1025set is_3way_diff 0
1026set selected_commit_type new
1027
1028######################################################################
1029##
1030## task management
1031
1032set rescan_active 0
1033set diff_active 0
1034set last_clicked {}
1035
1036set disable_on_lock [list]
1037set index_lock_type none
1038
1039proc lock_index {type} {
1040        global index_lock_type disable_on_lock
1041
1042        if {$index_lock_type eq {none}} {
1043                set index_lock_type $type
1044                foreach w $disable_on_lock {
1045                        uplevel #0 $w disabled
1046                }
1047                return 1
1048        } elseif {$index_lock_type eq "begin-$type"} {
1049                set index_lock_type $type
1050                return 1
1051        }
1052        return 0
1053}
1054
1055proc unlock_index {} {
1056        global index_lock_type disable_on_lock
1057
1058        set index_lock_type none
1059        foreach w $disable_on_lock {
1060                uplevel #0 $w normal
1061        }
1062}
1063
1064######################################################################
1065##
1066## status
1067
1068proc repository_state {ctvar hdvar mhvar} {
1069        global current_branch
1070        upvar $ctvar ct $hdvar hd $mhvar mh
1071
1072        set mh [list]
1073
1074        load_current_branch
1075        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1076                set hd {}
1077                set ct initial
1078                return
1079        }
1080
1081        set merge_head [gitdir MERGE_HEAD]
1082        if {[file exists $merge_head]} {
1083                set ct merge
1084                set fd_mh [open $merge_head r]
1085                while {[gets $fd_mh line] >= 0} {
1086                        lappend mh $line
1087                }
1088                close $fd_mh
1089                return
1090        }
1091
1092        set ct normal
1093}
1094
1095proc PARENT {} {
1096        global PARENT empty_tree
1097
1098        set p [lindex $PARENT 0]
1099        if {$p ne {}} {
1100                return $p
1101        }
1102        if {$empty_tree eq {}} {
1103                set empty_tree [git mktree << {}]
1104        }
1105        return $empty_tree
1106}
1107
1108proc rescan {after {honor_trustmtime 1}} {
1109        global HEAD PARENT MERGE_HEAD commit_type
1110        global ui_index ui_workdir ui_comm
1111        global rescan_active file_states
1112        global repo_config
1113
1114        if {$rescan_active > 0 || ![lock_index read]} return
1115
1116        repository_state newType newHEAD newMERGE_HEAD
1117        if {[string match amend* $commit_type]
1118                && $newType eq {normal}
1119                && $newHEAD eq $HEAD} {
1120        } else {
1121                set HEAD $newHEAD
1122                set PARENT $newHEAD
1123                set MERGE_HEAD $newMERGE_HEAD
1124                set commit_type $newType
1125        }
1126
1127        array unset file_states
1128
1129        if {!$::GITGUI_BCK_exists &&
1130                (![$ui_comm edit modified]
1131                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1132                if {[string match amend* $commit_type]} {
1133                } elseif {[load_message GITGUI_MSG]} {
1134                } elseif {[load_message MERGE_MSG]} {
1135                } elseif {[load_message SQUASH_MSG]} {
1136                }
1137                $ui_comm edit reset
1138                $ui_comm edit modified false
1139        }
1140
1141        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1142                rescan_stage2 {} $after
1143        } else {
1144                set rescan_active 1
1145                ui_status [mc "Refreshing file status..."]
1146                set fd_rf [git_read update-index \
1147                        -q \
1148                        --unmerged \
1149                        --ignore-missing \
1150                        --refresh \
1151                        ]
1152                fconfigure $fd_rf -blocking 0 -translation binary
1153                fileevent $fd_rf readable \
1154                        [list rescan_stage2 $fd_rf $after]
1155        }
1156}
1157
1158if {[is_Cygwin]} {
1159        set is_git_info_exclude {}
1160        proc have_info_exclude {} {
1161                global is_git_info_exclude
1162
1163                if {$is_git_info_exclude eq {}} {
1164                        if {[catch {exec test -f [gitdir info exclude]}]} {
1165                                set is_git_info_exclude 0
1166                        } else {
1167                                set is_git_info_exclude 1
1168                        }
1169                }
1170                return $is_git_info_exclude
1171        }
1172} else {
1173        proc have_info_exclude {} {
1174                return [file readable [gitdir info exclude]]
1175        }
1176}
1177
1178proc rescan_stage2 {fd after} {
1179        global rescan_active buf_rdi buf_rdf buf_rlo
1180
1181        if {$fd ne {}} {
1182                read $fd
1183                if {![eof $fd]} return
1184                close $fd
1185        }
1186
1187        set ls_others [list --exclude-per-directory=.gitignore]
1188        if {[have_info_exclude]} {
1189                lappend ls_others "--exclude-from=[gitdir info exclude]"
1190        }
1191        set user_exclude [get_config core.excludesfile]
1192        if {$user_exclude ne {} && [file readable $user_exclude]} {
1193                lappend ls_others "--exclude-from=$user_exclude"
1194        }
1195
1196        set buf_rdi {}
1197        set buf_rdf {}
1198        set buf_rlo {}
1199
1200        set rescan_active 3
1201        ui_status [mc "Scanning for modified files ..."]
1202        set fd_di [git_read diff-index --cached -z [PARENT]]
1203        set fd_df [git_read diff-files -z]
1204        set fd_lo [eval git_read ls-files --others -z $ls_others]
1205
1206        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1207        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1208        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1209        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1210        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1211        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1212}
1213
1214proc load_message {file} {
1215        global ui_comm
1216
1217        set f [gitdir $file]
1218        if {[file isfile $f]} {
1219                if {[catch {set fd [open $f r]}]} {
1220                        return 0
1221                }
1222                fconfigure $fd -eofchar {}
1223                set content [string trim [read $fd]]
1224                close $fd
1225                regsub -all -line {[ \r\t]+$} $content {} content
1226                $ui_comm delete 0.0 end
1227                $ui_comm insert end $content
1228                return 1
1229        }
1230        return 0
1231}
1232
1233proc read_diff_index {fd after} {
1234        global buf_rdi
1235
1236        append buf_rdi [read $fd]
1237        set c 0
1238        set n [string length $buf_rdi]
1239        while {$c < $n} {
1240                set z1 [string first "\0" $buf_rdi $c]
1241                if {$z1 == -1} break
1242                incr z1
1243                set z2 [string first "\0" $buf_rdi $z1]
1244                if {$z2 == -1} break
1245
1246                incr c
1247                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1248                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1249                merge_state \
1250                        [encoding convertfrom $p] \
1251                        [lindex $i 4]? \
1252                        [list [lindex $i 0] [lindex $i 2]] \
1253                        [list]
1254                set c $z2
1255                incr c
1256        }
1257        if {$c < $n} {
1258                set buf_rdi [string range $buf_rdi $c end]
1259        } else {
1260                set buf_rdi {}
1261        }
1262
1263        rescan_done $fd buf_rdi $after
1264}
1265
1266proc read_diff_files {fd after} {
1267        global buf_rdf
1268
1269        append buf_rdf [read $fd]
1270        set c 0
1271        set n [string length $buf_rdf]
1272        while {$c < $n} {
1273                set z1 [string first "\0" $buf_rdf $c]
1274                if {$z1 == -1} break
1275                incr z1
1276                set z2 [string first "\0" $buf_rdf $z1]
1277                if {$z2 == -1} break
1278
1279                incr c
1280                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1281                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1282                merge_state \
1283                        [encoding convertfrom $p] \
1284                        ?[lindex $i 4] \
1285                        [list] \
1286                        [list [lindex $i 0] [lindex $i 2]]
1287                set c $z2
1288                incr c
1289        }
1290        if {$c < $n} {
1291                set buf_rdf [string range $buf_rdf $c end]
1292        } else {
1293                set buf_rdf {}
1294        }
1295
1296        rescan_done $fd buf_rdf $after
1297}
1298
1299proc read_ls_others {fd after} {
1300        global buf_rlo
1301
1302        append buf_rlo [read $fd]
1303        set pck [split $buf_rlo "\0"]
1304        set buf_rlo [lindex $pck end]
1305        foreach p [lrange $pck 0 end-1] {
1306                set p [encoding convertfrom $p]
1307                if {[string index $p end] eq {/}} {
1308                        set p [string range $p 0 end-1]
1309                }
1310                merge_state $p ?O
1311        }
1312        rescan_done $fd buf_rlo $after
1313}
1314
1315proc rescan_done {fd buf after} {
1316        global rescan_active current_diff_path
1317        global file_states repo_config
1318        upvar $buf to_clear
1319
1320        if {![eof $fd]} return
1321        set to_clear {}
1322        close $fd
1323        if {[incr rescan_active -1] > 0} return
1324
1325        prune_selection
1326        unlock_index
1327        display_all_files
1328        if {$current_diff_path ne {}} reshow_diff
1329        if {$current_diff_path eq {}} select_first_diff
1330
1331        uplevel #0 $after
1332}
1333
1334proc prune_selection {} {
1335        global file_states selected_paths
1336
1337        foreach path [array names selected_paths] {
1338                if {[catch {set still_here $file_states($path)}]} {
1339                        unset selected_paths($path)
1340                }
1341        }
1342}
1343
1344######################################################################
1345##
1346## ui helpers
1347
1348proc mapicon {w state path} {
1349        global all_icons
1350
1351        if {[catch {set r $all_icons($state$w)}]} {
1352                puts "error: no icon for $w state={$state} $path"
1353                return file_plain
1354        }
1355        return $r
1356}
1357
1358proc mapdesc {state path} {
1359        global all_descs
1360
1361        if {[catch {set r $all_descs($state)}]} {
1362                puts "error: no desc for state={$state} $path"
1363                return $state
1364        }
1365        return $r
1366}
1367
1368proc ui_status {msg} {
1369        global main_status
1370        if {[info exists main_status]} {
1371                $main_status show $msg
1372        }
1373}
1374
1375proc ui_ready {{test {}}} {
1376        global main_status
1377        if {[info exists main_status]} {
1378                $main_status show [mc "Ready."] $test
1379        }
1380}
1381
1382proc escape_path {path} {
1383        regsub -all {\\} $path "\\\\" path
1384        regsub -all "\n" $path "\\n" path
1385        return $path
1386}
1387
1388proc short_path {path} {
1389        return [escape_path [lindex [file split $path] end]]
1390}
1391
1392set next_icon_id 0
1393set null_sha1 [string repeat 0 40]
1394
1395proc merge_state {path new_state {head_info {}} {index_info {}}} {
1396        global file_states next_icon_id null_sha1
1397
1398        set s0 [string index $new_state 0]
1399        set s1 [string index $new_state 1]
1400
1401        if {[catch {set info $file_states($path)}]} {
1402                set state __
1403                set icon n[incr next_icon_id]
1404        } else {
1405                set state [lindex $info 0]
1406                set icon [lindex $info 1]
1407                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1408                if {$index_info eq {}} {set index_info [lindex $info 3]}
1409        }
1410
1411        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1412        elseif {$s0 eq {_}} {set s0 _}
1413
1414        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1415        elseif {$s1 eq {_}} {set s1 _}
1416
1417        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1418                set head_info [list 0 $null_sha1]
1419        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1420                && $head_info eq {}} {
1421                set head_info $index_info
1422        }
1423
1424        set file_states($path) [list $s0$s1 $icon \
1425                $head_info $index_info \
1426                ]
1427        return $state
1428}
1429
1430proc display_file_helper {w path icon_name old_m new_m} {
1431        global file_lists
1432
1433        if {$new_m eq {_}} {
1434                set lno [lsearch -sorted -exact $file_lists($w) $path]
1435                if {$lno >= 0} {
1436                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1437                        incr lno
1438                        $w conf -state normal
1439                        $w delete $lno.0 [expr {$lno + 1}].0
1440                        $w conf -state disabled
1441                }
1442        } elseif {$old_m eq {_} && $new_m ne {_}} {
1443                lappend file_lists($w) $path
1444                set file_lists($w) [lsort -unique $file_lists($w)]
1445                set lno [lsearch -sorted -exact $file_lists($w) $path]
1446                incr lno
1447                $w conf -state normal
1448                $w image create $lno.0 \
1449                        -align center -padx 5 -pady 1 \
1450                        -name $icon_name \
1451                        -image [mapicon $w $new_m $path]
1452                $w insert $lno.1 "[escape_path $path]\n"
1453                $w conf -state disabled
1454        } elseif {$old_m ne $new_m} {
1455                $w conf -state normal
1456                $w image conf $icon_name -image [mapicon $w $new_m $path]
1457                $w conf -state disabled
1458        }
1459}
1460
1461proc display_file {path state} {
1462        global file_states selected_paths
1463        global ui_index ui_workdir
1464
1465        set old_m [merge_state $path $state]
1466        set s $file_states($path)
1467        set new_m [lindex $s 0]
1468        set icon_name [lindex $s 1]
1469
1470        set o [string index $old_m 0]
1471        set n [string index $new_m 0]
1472        if {$o eq {U}} {
1473                set o _
1474        }
1475        if {$n eq {U}} {
1476                set n _
1477        }
1478        display_file_helper     $ui_index $path $icon_name $o $n
1479
1480        if {[string index $old_m 0] eq {U}} {
1481                set o U
1482        } else {
1483                set o [string index $old_m 1]
1484        }
1485        if {[string index $new_m 0] eq {U}} {
1486                set n U
1487        } else {
1488                set n [string index $new_m 1]
1489        }
1490        display_file_helper     $ui_workdir $path $icon_name $o $n
1491
1492        if {$new_m eq {__}} {
1493                unset file_states($path)
1494                catch {unset selected_paths($path)}
1495        }
1496}
1497
1498proc display_all_files_helper {w path icon_name m} {
1499        global file_lists
1500
1501        lappend file_lists($w) $path
1502        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1503        $w image create end \
1504                -align center -padx 5 -pady 1 \
1505                -name $icon_name \
1506                -image [mapicon $w $m $path]
1507        $w insert end "[escape_path $path]\n"
1508}
1509
1510proc display_all_files {} {
1511        global ui_index ui_workdir
1512        global file_states file_lists
1513        global last_clicked
1514
1515        $ui_index conf -state normal
1516        $ui_workdir conf -state normal
1517
1518        $ui_index delete 0.0 end
1519        $ui_workdir delete 0.0 end
1520        set last_clicked {}
1521
1522        set file_lists($ui_index) [list]
1523        set file_lists($ui_workdir) [list]
1524
1525        foreach path [lsort [array names file_states]] {
1526                set s $file_states($path)
1527                set m [lindex $s 0]
1528                set icon_name [lindex $s 1]
1529
1530                set s [string index $m 0]
1531                if {$s ne {U} && $s ne {_}} {
1532                        display_all_files_helper $ui_index $path \
1533                                $icon_name $s
1534                }
1535
1536                if {[string index $m 0] eq {U}} {
1537                        set s U
1538                } else {
1539                        set s [string index $m 1]
1540                }
1541                if {$s ne {_}} {
1542                        display_all_files_helper $ui_workdir $path \
1543                                $icon_name $s
1544                }
1545        }
1546
1547        $ui_index conf -state disabled
1548        $ui_workdir conf -state disabled
1549}
1550
1551######################################################################
1552##
1553## icons
1554
1555set filemask {
1556#define mask_width 14
1557#define mask_height 15
1558static unsigned char mask_bits[] = {
1559   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1560   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1561   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1562}
1563
1564image create bitmap file_plain -background white -foreground black -data {
1565#define plain_width 14
1566#define plain_height 15
1567static unsigned char plain_bits[] = {
1568   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1569   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1570   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1571} -maskdata $filemask
1572
1573image create bitmap file_mod -background white -foreground blue -data {
1574#define mod_width 14
1575#define mod_height 15
1576static unsigned char mod_bits[] = {
1577   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1578   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1579   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1580} -maskdata $filemask
1581
1582image create bitmap file_fulltick -background white -foreground "#007000" -data {
1583#define file_fulltick_width 14
1584#define file_fulltick_height 15
1585static unsigned char file_fulltick_bits[] = {
1586   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1587   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1588   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1589} -maskdata $filemask
1590
1591image create bitmap file_parttick -background white -foreground "#005050" -data {
1592#define parttick_width 14
1593#define parttick_height 15
1594static unsigned char parttick_bits[] = {
1595   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1596   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1597   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1598} -maskdata $filemask
1599
1600image create bitmap file_question -background white -foreground black -data {
1601#define file_question_width 14
1602#define file_question_height 15
1603static unsigned char file_question_bits[] = {
1604   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1605   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1606   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1607} -maskdata $filemask
1608
1609image create bitmap file_removed -background white -foreground red -data {
1610#define file_removed_width 14
1611#define file_removed_height 15
1612static unsigned char file_removed_bits[] = {
1613   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1614   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1615   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1616} -maskdata $filemask
1617
1618image create bitmap file_merge -background white -foreground blue -data {
1619#define file_merge_width 14
1620#define file_merge_height 15
1621static unsigned char file_merge_bits[] = {
1622   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1623   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1624   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1625} -maskdata $filemask
1626
1627image create bitmap file_statechange -background white -foreground green -data {
1628#define file_merge_width 14
1629#define file_merge_height 15
1630static unsigned char file_statechange_bits[] = {
1631   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1632   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1633   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1634} -maskdata $filemask
1635
1636set ui_index .vpane.files.index.list
1637set ui_workdir .vpane.files.workdir.list
1638
1639set all_icons(_$ui_index)   file_plain
1640set all_icons(A$ui_index)   file_fulltick
1641set all_icons(M$ui_index)   file_fulltick
1642set all_icons(D$ui_index)   file_removed
1643set all_icons(U$ui_index)   file_merge
1644set all_icons(T$ui_index)   file_statechange
1645
1646set all_icons(_$ui_workdir) file_plain
1647set all_icons(M$ui_workdir) file_mod
1648set all_icons(D$ui_workdir) file_question
1649set all_icons(U$ui_workdir) file_merge
1650set all_icons(O$ui_workdir) file_plain
1651set all_icons(T$ui_workdir) file_statechange
1652
1653set max_status_desc 0
1654foreach i {
1655                {__ {mc "Unmodified"}}
1656
1657                {_M {mc "Modified, not staged"}}
1658                {M_ {mc "Staged for commit"}}
1659                {MM {mc "Portions staged for commit"}}
1660                {MD {mc "Staged for commit, missing"}}
1661
1662                {_T {mc "File type changed, not staged"}}
1663                {T_ {mc "File type changed, staged"}}
1664
1665                {_O {mc "Untracked, not staged"}}
1666                {A_ {mc "Staged for commit"}}
1667                {AM {mc "Portions staged for commit"}}
1668                {AD {mc "Staged for commit, missing"}}
1669
1670                {_D {mc "Missing"}}
1671                {D_ {mc "Staged for removal"}}
1672                {DO {mc "Staged for removal, still present"}}
1673
1674                {_U {mc "Requires merge resolution"}}
1675                {U_ {mc "Requires merge resolution"}}
1676                {UU {mc "Requires merge resolution"}}
1677                {UM {mc "Requires merge resolution"}}
1678                {UD {mc "Requires merge resolution"}}
1679                {UT {mc "Requires merge resolution"}}
1680        } {
1681        set text [eval [lindex $i 1]]
1682        if {$max_status_desc < [string length $text]} {
1683                set max_status_desc [string length $text]
1684        }
1685        set all_descs([lindex $i 0]) $text
1686}
1687unset i
1688
1689######################################################################
1690##
1691## util
1692
1693proc scrollbar2many {list mode args} {
1694        foreach w $list {eval $w $mode $args}
1695}
1696
1697proc many2scrollbar {list mode sb top bottom} {
1698        $sb set $top $bottom
1699        foreach w $list {$w $mode moveto $top}
1700}
1701
1702proc incr_font_size {font {amt 1}} {
1703        set sz [font configure $font -size]
1704        incr sz $amt
1705        font configure $font -size $sz
1706        font configure ${font}bold -size $sz
1707        font configure ${font}italic -size $sz
1708}
1709
1710######################################################################
1711##
1712## ui commands
1713
1714set starting_gitk_msg [mc "Starting gitk... please wait..."]
1715
1716proc do_gitk {revs} {
1717        # -- Always start gitk through whatever we were loaded with.  This
1718        #    lets us bypass using shell process on Windows systems.
1719        #
1720        set exe [_which gitk -script]
1721        set cmd [list [info nameofexecutable] $exe]
1722        if {$exe eq {}} {
1723                error_popup [mc "Couldn't find gitk in PATH"]
1724        } else {
1725                global env
1726
1727                if {[info exists env(GIT_DIR)]} {
1728                        set old_GIT_DIR $env(GIT_DIR)
1729                } else {
1730                        set old_GIT_DIR {}
1731                }
1732
1733                set pwd [pwd]
1734                cd [file dirname [gitdir]]
1735                set env(GIT_DIR) [file tail [gitdir]]
1736
1737                eval exec $cmd $revs &
1738
1739                if {$old_GIT_DIR eq {}} {
1740                        unset env(GIT_DIR)
1741                } else {
1742                        set env(GIT_DIR) $old_GIT_DIR
1743                }
1744                cd $pwd
1745
1746                ui_status $::starting_gitk_msg
1747                after 10000 {
1748                        ui_ready $starting_gitk_msg
1749                }
1750        }
1751}
1752
1753set is_quitting 0
1754
1755proc do_quit {} {
1756        global ui_comm is_quitting repo_config commit_type
1757        global GITGUI_BCK_exists GITGUI_BCK_i
1758        global ui_comm_spell
1759
1760        if {$is_quitting} return
1761        set is_quitting 1
1762
1763        if {[winfo exists $ui_comm]} {
1764                # -- Stash our current commit buffer.
1765                #
1766                set save [gitdir GITGUI_MSG]
1767                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1768                        file rename -force [gitdir GITGUI_BCK] $save
1769                        set GITGUI_BCK_exists 0
1770                } else {
1771                        set msg [string trim [$ui_comm get 0.0 end]]
1772                        regsub -all -line {[ \r\t]+$} $msg {} msg
1773                        if {(![string match amend* $commit_type]
1774                                || [$ui_comm edit modified])
1775                                && $msg ne {}} {
1776                                catch {
1777                                        set fd [open $save w]
1778                                        puts -nonewline $fd $msg
1779                                        close $fd
1780                                }
1781                        } else {
1782                                catch {file delete $save}
1783                        }
1784                }
1785
1786                # -- Cancel our spellchecker if its running.
1787                #
1788                if {[info exists ui_comm_spell]} {
1789                        $ui_comm_spell stop
1790                }
1791
1792                # -- Remove our editor backup, its not needed.
1793                #
1794                after cancel $GITGUI_BCK_i
1795                if {$GITGUI_BCK_exists} {
1796                        catch {file delete [gitdir GITGUI_BCK]}
1797                }
1798
1799                # -- Stash our current window geometry into this repository.
1800                #
1801                set cfg_geometry [list]
1802                lappend cfg_geometry [wm geometry .]
1803                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
1804                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
1805                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1806                        set rc_geometry {}
1807                }
1808                if {$cfg_geometry ne $rc_geometry} {
1809                        catch {git config gui.geometry $cfg_geometry}
1810                }
1811        }
1812
1813        destroy .
1814}
1815
1816proc do_rescan {} {
1817        rescan ui_ready
1818}
1819
1820proc ui_do_rescan {} {
1821        rescan {force_first_diff; ui_ready}
1822}
1823
1824proc do_commit {} {
1825        commit_tree
1826}
1827
1828proc next_diff {} {
1829        global next_diff_p next_diff_w next_diff_i
1830        show_diff $next_diff_p $next_diff_w {}
1831}
1832
1833proc find_anchor_pos {lst name} {
1834        set lid [lsearch -sorted -exact $lst $name]
1835
1836        if {$lid == -1} {
1837                set lid 0
1838                foreach lname $lst {
1839                        if {$lname >= $name} break
1840                        incr lid
1841                }
1842        }
1843
1844        return $lid
1845}
1846
1847proc find_file_from {flist idx delta path mmask} {
1848        global file_states
1849
1850        set len [llength $flist]
1851        while {$idx >= 0 && $idx < $len} {
1852                set name [lindex $flist $idx]
1853
1854                if {$name ne $path && [info exists file_states($name)]} {
1855                        set state [lindex $file_states($name) 0]
1856
1857                        if {$mmask eq {} || [regexp $mmask $state]} {
1858                                return $idx
1859                        }
1860                }
1861
1862                incr idx $delta
1863        }
1864
1865        return {}
1866}
1867
1868proc find_next_diff {w path {lno {}} {mmask {}}} {
1869        global next_diff_p next_diff_w next_diff_i
1870        global file_lists ui_index ui_workdir
1871
1872        set flist $file_lists($w)
1873        if {$lno eq {}} {
1874                set lno [find_anchor_pos $flist $path]
1875        } else {
1876                incr lno -1
1877        }
1878
1879        if {$mmask ne {} && ![regexp {(^\^)|(\$$)} $mmask]} {
1880                if {$w eq $ui_index} {
1881                        set mmask "^$mmask"
1882                } else {
1883                        set mmask "$mmask\$"
1884                }
1885        }
1886
1887        set idx [find_file_from $flist $lno 1 $path $mmask]
1888        if {$idx eq {}} {
1889                incr lno -1
1890                set idx [find_file_from $flist $lno -1 $path $mmask]
1891        }
1892
1893        if {$idx ne {}} {
1894                set next_diff_w $w
1895                set next_diff_p [lindex $flist $idx]
1896                set next_diff_i [expr {$idx+1}]
1897                return 1
1898        } else {
1899                return 0
1900        }
1901}
1902
1903proc next_diff_after_action {w path {lno {}} {mmask {}}} {
1904        global current_diff_path
1905
1906        if {$path ne $current_diff_path} {
1907                return {}
1908        } elseif {[find_next_diff $w $path $lno $mmask]} {
1909                return {next_diff;}
1910        } else {
1911                return {reshow_diff;}
1912        }
1913}
1914
1915proc select_first_diff {} {
1916        global ui_workdir
1917
1918        if {[find_next_diff $ui_workdir {} 1 {^_?U}] ||
1919            [find_next_diff $ui_workdir {} 1 {[^O]$}]} {
1920                next_diff
1921        }
1922}
1923
1924proc force_first_diff {} {
1925        global current_diff_path
1926
1927        if {[info exists file_states($current_diff_path)]} {
1928                set state [lindex $file_states($current_diff_path) 0]
1929
1930                if {[string index $state 1] ne {O}} return
1931        }
1932
1933        select_first_diff
1934}
1935
1936proc toggle_or_diff {w x y} {
1937        global file_states file_lists current_diff_path ui_index ui_workdir
1938        global last_clicked selected_paths
1939
1940        set pos [split [$w index @$x,$y] .]
1941        set lno [lindex $pos 0]
1942        set col [lindex $pos 1]
1943        set path [lindex $file_lists($w) [expr {$lno - 1}]]
1944        if {$path eq {}} {
1945                set last_clicked {}
1946                return
1947        }
1948
1949        set last_clicked [list $w $lno]
1950        array unset selected_paths
1951        $ui_index tag remove in_sel 0.0 end
1952        $ui_workdir tag remove in_sel 0.0 end
1953
1954        # Do not stage files with conflicts
1955        if {[info exists file_states($path)]} {
1956                set state [lindex $file_states($path) 0]
1957        } else {
1958                set state {__}
1959        }
1960
1961        if {[string first {U} $state] >= 0} {
1962                set col 1
1963        }
1964
1965        # Restage the file, or simply show the diff
1966        if {$col == 0 && $y > 1} {
1967                if {[string index $state 1] eq {O}} {
1968                        set mmask {}
1969                } else {
1970                        set mmask {[^O]}
1971                }
1972
1973                set after [next_diff_after_action $w $path $lno $mmask]
1974
1975                if {$w eq $ui_index} {
1976                        update_indexinfo \
1977                                "Unstaging [short_path $path] from commit" \
1978                                [list $path] \
1979                                [concat $after [list ui_ready]]
1980                } elseif {$w eq $ui_workdir} {
1981                        update_index \
1982                                "Adding [short_path $path]" \
1983                                [list $path] \
1984                                [concat $after [list ui_ready]]
1985                }
1986        } else {
1987                show_diff $path $w $lno
1988        }
1989}
1990
1991proc add_one_to_selection {w x y} {
1992        global file_lists last_clicked selected_paths
1993
1994        set lno [lindex [split [$w index @$x,$y] .] 0]
1995        set path [lindex $file_lists($w) [expr {$lno - 1}]]
1996        if {$path eq {}} {
1997                set last_clicked {}
1998                return
1999        }
2000
2001        if {$last_clicked ne {}
2002                && [lindex $last_clicked 0] ne $w} {
2003                array unset selected_paths
2004                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2005        }
2006
2007        set last_clicked [list $w $lno]
2008        if {[catch {set in_sel $selected_paths($path)}]} {
2009                set in_sel 0
2010        }
2011        if {$in_sel} {
2012                unset selected_paths($path)
2013                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2014        } else {
2015                set selected_paths($path) 1
2016                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2017        }
2018}
2019
2020proc add_range_to_selection {w x y} {
2021        global file_lists last_clicked selected_paths
2022
2023        if {[lindex $last_clicked 0] ne $w} {
2024                toggle_or_diff $w $x $y
2025                return
2026        }
2027
2028        set lno [lindex [split [$w index @$x,$y] .] 0]
2029        set lc [lindex $last_clicked 1]
2030        if {$lc < $lno} {
2031                set begin $lc
2032                set end $lno
2033        } else {
2034                set begin $lno
2035                set end $lc
2036        }
2037
2038        foreach path [lrange $file_lists($w) \
2039                [expr {$begin - 1}] \
2040                [expr {$end - 1}]] {
2041                set selected_paths($path) 1
2042        }
2043        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2044}
2045
2046proc show_more_context {} {
2047        global repo_config
2048        if {$repo_config(gui.diffcontext) < 99} {
2049                incr repo_config(gui.diffcontext)
2050                reshow_diff
2051        }
2052}
2053
2054proc show_less_context {} {
2055        global repo_config
2056        if {$repo_config(gui.diffcontext) > 1} {
2057                incr repo_config(gui.diffcontext) -1
2058                reshow_diff
2059        }
2060}
2061
2062######################################################################
2063##
2064## ui construction
2065
2066load_config 0
2067apply_config
2068set ui_comm {}
2069
2070# -- Menu Bar
2071#
2072menu .mbar -tearoff 0
2073.mbar add cascade -label [mc Repository] -menu .mbar.repository
2074.mbar add cascade -label [mc Edit] -menu .mbar.edit
2075if {[is_enabled branch]} {
2076        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2077}
2078if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2079        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2080}
2081if {[is_enabled transport]} {
2082        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2083        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2084}
2085. configure -menu .mbar
2086
2087# -- Repository Menu
2088#
2089menu .mbar.repository
2090
2091.mbar.repository add command \
2092        -label [mc "Browse Current Branch's Files"] \
2093        -command {browser::new $current_branch}
2094set ui_browse_current [.mbar.repository index last]
2095.mbar.repository add command \
2096        -label [mc "Browse Branch Files..."] \
2097        -command browser_open::dialog
2098.mbar.repository add separator
2099
2100.mbar.repository add command \
2101        -label [mc "Visualize Current Branch's History"] \
2102        -command {do_gitk $current_branch}
2103set ui_visualize_current [.mbar.repository index last]
2104.mbar.repository add command \
2105        -label [mc "Visualize All Branch History"] \
2106        -command {do_gitk --all}
2107.mbar.repository add separator
2108
2109proc current_branch_write {args} {
2110        global current_branch
2111        .mbar.repository entryconf $::ui_browse_current \
2112                -label [mc "Browse %s's Files" $current_branch]
2113        .mbar.repository entryconf $::ui_visualize_current \
2114                -label [mc "Visualize %s's History" $current_branch]
2115}
2116trace add variable current_branch write current_branch_write
2117
2118if {[is_enabled multicommit]} {
2119        .mbar.repository add command -label [mc "Database Statistics"] \
2120                -command do_stats
2121
2122        .mbar.repository add command -label [mc "Compress Database"] \
2123                -command do_gc
2124
2125        .mbar.repository add command -label [mc "Verify Database"] \
2126                -command do_fsck_objects
2127
2128        .mbar.repository add separator
2129
2130        if {[is_Cygwin]} {
2131                .mbar.repository add command \
2132                        -label [mc "Create Desktop Icon"] \
2133                        -command do_cygwin_shortcut
2134        } elseif {[is_Windows]} {
2135                .mbar.repository add command \
2136                        -label [mc "Create Desktop Icon"] \
2137                        -command do_windows_shortcut
2138        } elseif {[is_MacOSX]} {
2139                .mbar.repository add command \
2140                        -label [mc "Create Desktop Icon"] \
2141                        -command do_macosx_app
2142        }
2143}
2144
2145if {[is_MacOSX]} {
2146        proc ::tk::mac::Quit {args} { do_quit }
2147} else {
2148        .mbar.repository add command -label [mc Quit] \
2149                -command do_quit \
2150                -accelerator $M1T-Q
2151}
2152
2153# -- Edit Menu
2154#
2155menu .mbar.edit
2156.mbar.edit add command -label [mc Undo] \
2157        -command {catch {[focus] edit undo}} \
2158        -accelerator $M1T-Z
2159.mbar.edit add command -label [mc Redo] \
2160        -command {catch {[focus] edit redo}} \
2161        -accelerator $M1T-Y
2162.mbar.edit add separator
2163.mbar.edit add command -label [mc Cut] \
2164        -command {catch {tk_textCut [focus]}} \
2165        -accelerator $M1T-X
2166.mbar.edit add command -label [mc Copy] \
2167        -command {catch {tk_textCopy [focus]}} \
2168        -accelerator $M1T-C
2169.mbar.edit add command -label [mc Paste] \
2170        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2171        -accelerator $M1T-V
2172.mbar.edit add command -label [mc Delete] \
2173        -command {catch {[focus] delete sel.first sel.last}} \
2174        -accelerator Del
2175.mbar.edit add separator
2176.mbar.edit add command -label [mc "Select All"] \
2177        -command {catch {[focus] tag add sel 0.0 end}} \
2178        -accelerator $M1T-A
2179
2180# -- Branch Menu
2181#
2182if {[is_enabled branch]} {
2183        menu .mbar.branch
2184
2185        .mbar.branch add command -label [mc "Create..."] \
2186                -command branch_create::dialog \
2187                -accelerator $M1T-N
2188        lappend disable_on_lock [list .mbar.branch entryconf \
2189                [.mbar.branch index last] -state]
2190
2191        .mbar.branch add command -label [mc "Checkout..."] \
2192                -command branch_checkout::dialog \
2193                -accelerator $M1T-O
2194        lappend disable_on_lock [list .mbar.branch entryconf \
2195                [.mbar.branch index last] -state]
2196
2197        .mbar.branch add command -label [mc "Rename..."] \
2198                -command branch_rename::dialog
2199        lappend disable_on_lock [list .mbar.branch entryconf \
2200                [.mbar.branch index last] -state]
2201
2202        .mbar.branch add command -label [mc "Delete..."] \
2203                -command branch_delete::dialog
2204        lappend disable_on_lock [list .mbar.branch entryconf \
2205                [.mbar.branch index last] -state]
2206
2207        .mbar.branch add command -label [mc "Reset..."] \
2208                -command merge::reset_hard
2209        lappend disable_on_lock [list .mbar.branch entryconf \
2210                [.mbar.branch index last] -state]
2211}
2212
2213# -- Commit Menu
2214#
2215if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2216        menu .mbar.commit
2217
2218        .mbar.commit add radiobutton \
2219                -label [mc "New Commit"] \
2220                -command do_select_commit_type \
2221                -variable selected_commit_type \
2222                -value new
2223        lappend disable_on_lock \
2224                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2225
2226        .mbar.commit add radiobutton \
2227                -label [mc "Amend Last Commit"] \
2228                -command do_select_commit_type \
2229                -variable selected_commit_type \
2230                -value amend
2231        lappend disable_on_lock \
2232                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2233
2234        .mbar.commit add separator
2235
2236        .mbar.commit add command -label [mc Rescan] \
2237                -command ui_do_rescan \
2238                -accelerator F5
2239        lappend disable_on_lock \
2240                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2241
2242        .mbar.commit add command -label [mc "Stage To Commit"] \
2243                -command do_add_selection \
2244                -accelerator $M1T-T
2245        lappend disable_on_lock \
2246                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2247
2248        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2249                -command do_add_all \
2250                -accelerator $M1T-I
2251        lappend disable_on_lock \
2252                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2253
2254        .mbar.commit add command -label [mc "Unstage From Commit"] \
2255                -command do_unstage_selection
2256        lappend disable_on_lock \
2257                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2258
2259        .mbar.commit add command -label [mc "Revert Changes"] \
2260                -command do_revert_selection
2261        lappend disable_on_lock \
2262                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2263
2264        .mbar.commit add separator
2265
2266        .mbar.commit add command -label [mc "Show Less Context"] \
2267                -command show_less_context \
2268                -accelerator $M1T-\-
2269
2270        .mbar.commit add command -label [mc "Show More Context"] \
2271                -command show_more_context \
2272                -accelerator $M1T-=
2273
2274        .mbar.commit add separator
2275
2276        .mbar.commit add command -label [mc "Sign Off"] \
2277                -command do_signoff \
2278                -accelerator $M1T-S
2279
2280        .mbar.commit add command -label [mc Commit@@verb] \
2281                -command do_commit \
2282                -accelerator $M1T-Return
2283        lappend disable_on_lock \
2284                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2285}
2286
2287# -- Merge Menu
2288#
2289if {[is_enabled branch]} {
2290        menu .mbar.merge
2291        .mbar.merge add command -label [mc "Local Merge..."] \
2292                -command merge::dialog \
2293                -accelerator $M1T-M
2294        lappend disable_on_lock \
2295                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2296        .mbar.merge add command -label [mc "Abort Merge..."] \
2297                -command merge::reset_hard
2298        lappend disable_on_lock \
2299                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2300}
2301
2302# -- Transport Menu
2303#
2304if {[is_enabled transport]} {
2305        menu .mbar.remote
2306
2307        .mbar.remote add command \
2308                -label [mc "Push..."] \
2309                -command do_push_anywhere \
2310                -accelerator $M1T-P
2311        .mbar.remote add command \
2312                -label [mc "Delete..."] \
2313                -command remote_branch_delete::dialog
2314}
2315
2316if {[is_MacOSX]} {
2317        # -- Apple Menu (Mac OS X only)
2318        #
2319        .mbar add cascade -label Apple -menu .mbar.apple
2320        menu .mbar.apple
2321
2322        .mbar.apple add command -label [mc "About %s" [appname]] \
2323                -command do_about
2324        .mbar.apple add separator
2325        .mbar.apple add command \
2326                -label [mc "Preferences..."] \
2327                -command do_options \
2328                -accelerator $M1T-,
2329        bind . <$M1B-,> do_options
2330} else {
2331        # -- Edit Menu
2332        #
2333        .mbar.edit add separator
2334        .mbar.edit add command -label [mc "Options..."] \
2335                -command do_options
2336}
2337
2338# -- Help Menu
2339#
2340.mbar add cascade -label [mc Help] -menu .mbar.help
2341menu .mbar.help
2342
2343if {![is_MacOSX]} {
2344        .mbar.help add command -label [mc "About %s" [appname]] \
2345                -command do_about
2346}
2347
2348set browser {}
2349catch {set browser $repo_config(instaweb.browser)}
2350set doc_path [file dirname [gitexec]]
2351set doc_path [file join $doc_path Documentation index.html]
2352
2353if {[is_Cygwin]} {
2354        set doc_path [exec cygpath --mixed $doc_path]
2355}
2356
2357if {$browser eq {}} {
2358        if {[is_MacOSX]} {
2359                set browser open
2360        } elseif {[is_Cygwin]} {
2361                set program_files [file dirname [exec cygpath --windir]]
2362                set program_files [file join $program_files {Program Files}]
2363                set firefox [file join $program_files {Mozilla Firefox} firefox.exe]
2364                set ie [file join $program_files {Internet Explorer} IEXPLORE.EXE]
2365                if {[file exists $firefox]} {
2366                        set browser $firefox
2367                } elseif {[file exists $ie]} {
2368                        set browser $ie
2369                }
2370                unset program_files firefox ie
2371        }
2372}
2373
2374if {[file isfile $doc_path]} {
2375        set doc_url "file:$doc_path"
2376} else {
2377        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2378}
2379
2380if {$browser ne {}} {
2381        .mbar.help add command -label [mc "Online Documentation"] \
2382                -command [list exec $browser $doc_url &]
2383}
2384unset browser doc_path doc_url
2385
2386# -- Standard bindings
2387#
2388wm protocol . WM_DELETE_WINDOW do_quit
2389bind all <$M1B-Key-q> do_quit
2390bind all <$M1B-Key-Q> do_quit
2391bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2392bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2393
2394set subcommand_args {}
2395proc usage {} {
2396        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2397        exit 1
2398}
2399
2400# -- Not a normal commit type invocation?  Do that instead!
2401#
2402switch -- $subcommand {
2403browser -
2404blame {
2405        if {$subcommand eq "blame"} {
2406                set subcommand_args {[--line=<num>] rev? path}
2407        } else {
2408                set subcommand_args {rev? path}
2409        }
2410        if {$argv eq {}} usage
2411        set head {}
2412        set path {}
2413        set jump_spec {}
2414        set is_path 0
2415        foreach a $argv {
2416                if {$is_path || [file exists $_prefix$a]} {
2417                        if {$path ne {}} usage
2418                        set path $_prefix$a
2419                        break
2420                } elseif {$a eq {--}} {
2421                        if {$path ne {}} {
2422                                if {$head ne {}} usage
2423                                set head $path
2424                                set path {}
2425                        }
2426                        set is_path 1
2427                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2428                        if {$jump_spec ne {} || $head ne {}} usage
2429                        set jump_spec [list $lnum]
2430                } elseif {$head eq {}} {
2431                        if {$head ne {}} usage
2432                        set head $a
2433                        set is_path 1
2434                } else {
2435                        usage
2436                }
2437        }
2438        unset is_path
2439
2440        if {$head ne {} && $path eq {}} {
2441                set path $_prefix$head
2442                set head {}
2443        }
2444
2445        if {$head eq {}} {
2446                load_current_branch
2447        } else {
2448                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2449                        if {[catch {
2450                                        set head [git rev-parse --verify $head]
2451                                } err]} {
2452                                puts stderr $err
2453                                exit 1
2454                        }
2455                }
2456                set current_branch $head
2457        }
2458
2459        switch -- $subcommand {
2460        browser {
2461                if {$jump_spec ne {}} usage
2462                if {$head eq {}} {
2463                        if {$path ne {} && [file isdirectory $path]} {
2464                                set head $current_branch
2465                        } else {
2466                                set head $path
2467                                set path {}
2468                        }
2469                }
2470                browser::new $head $path
2471        }
2472        blame   {
2473                if {$head eq {} && ![file exists $path]} {
2474                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2475                        exit 1
2476                }
2477                blame::new $head $path $jump_spec
2478        }
2479        }
2480        return
2481}
2482citool -
2483gui {
2484        if {[llength $argv] != 0} {
2485                puts -nonewline stderr "usage: $argv0"
2486                if {$subcommand ne {gui}
2487                        && [file tail $argv0] ne "git-$subcommand"} {
2488                        puts -nonewline stderr " $subcommand"
2489                }
2490                puts stderr {}
2491                exit 1
2492        }
2493        # fall through to setup UI for commits
2494}
2495default {
2496        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2497        exit 1
2498}
2499}
2500
2501# -- Branch Control
2502#
2503frame .branch \
2504        -borderwidth 1 \
2505        -relief sunken
2506label .branch.l1 \
2507        -text [mc "Current Branch:"] \
2508        -anchor w \
2509        -justify left
2510label .branch.cb \
2511        -textvariable current_branch \
2512        -anchor w \
2513        -justify left
2514pack .branch.l1 -side left
2515pack .branch.cb -side left -fill x
2516pack .branch -side top -fill x
2517
2518# -- Main Window Layout
2519#
2520panedwindow .vpane -orient horizontal
2521panedwindow .vpane.files -orient vertical
2522.vpane add .vpane.files -sticky nsew -height 100 -width 200
2523pack .vpane -anchor n -side top -fill both -expand 1
2524
2525# -- Index File List
2526#
2527frame .vpane.files.index -height 100 -width 200
2528label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2529        -background lightgreen -foreground black
2530text $ui_index -background white -foreground black \
2531        -borderwidth 0 \
2532        -width 20 -height 10 \
2533        -wrap none \
2534        -cursor $cursor_ptr \
2535        -xscrollcommand {.vpane.files.index.sx set} \
2536        -yscrollcommand {.vpane.files.index.sy set} \
2537        -state disabled
2538scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2539scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2540pack .vpane.files.index.title -side top -fill x
2541pack .vpane.files.index.sx -side bottom -fill x
2542pack .vpane.files.index.sy -side right -fill y
2543pack $ui_index -side left -fill both -expand 1
2544
2545# -- Working Directory File List
2546#
2547frame .vpane.files.workdir -height 100 -width 200
2548label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2549        -background lightsalmon -foreground black
2550text $ui_workdir -background white -foreground black \
2551        -borderwidth 0 \
2552        -width 20 -height 10 \
2553        -wrap none \
2554        -cursor $cursor_ptr \
2555        -xscrollcommand {.vpane.files.workdir.sx set} \
2556        -yscrollcommand {.vpane.files.workdir.sy set} \
2557        -state disabled
2558scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2559scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2560pack .vpane.files.workdir.title -side top -fill x
2561pack .vpane.files.workdir.sx -side bottom -fill x
2562pack .vpane.files.workdir.sy -side right -fill y
2563pack $ui_workdir -side left -fill both -expand 1
2564
2565.vpane.files add .vpane.files.workdir -sticky nsew
2566.vpane.files add .vpane.files.index -sticky nsew
2567
2568foreach i [list $ui_index $ui_workdir] {
2569        rmsel_tag $i
2570        $i tag conf in_diff -background [$i tag cget in_sel -background]
2571}
2572unset i
2573
2574# -- Diff and Commit Area
2575#
2576frame .vpane.lower -height 300 -width 400
2577frame .vpane.lower.commarea
2578frame .vpane.lower.diff -relief sunken -borderwidth 1
2579pack .vpane.lower.diff -fill both -expand 1
2580pack .vpane.lower.commarea -side bottom -fill x
2581.vpane add .vpane.lower -sticky nsew
2582
2583# -- Commit Area Buttons
2584#
2585frame .vpane.lower.commarea.buttons
2586label .vpane.lower.commarea.buttons.l -text {} \
2587        -anchor w \
2588        -justify left
2589pack .vpane.lower.commarea.buttons.l -side top -fill x
2590pack .vpane.lower.commarea.buttons -side left -fill y
2591
2592button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2593        -command ui_do_rescan
2594pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2595lappend disable_on_lock \
2596        {.vpane.lower.commarea.buttons.rescan conf -state}
2597
2598button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2599        -command do_add_all
2600pack .vpane.lower.commarea.buttons.incall -side top -fill x
2601lappend disable_on_lock \
2602        {.vpane.lower.commarea.buttons.incall conf -state}
2603
2604button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2605        -command do_signoff
2606pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2607
2608button .vpane.lower.commarea.buttons.commit -text [mc Commit@@verb] \
2609        -command do_commit
2610pack .vpane.lower.commarea.buttons.commit -side top -fill x
2611lappend disable_on_lock \
2612        {.vpane.lower.commarea.buttons.commit conf -state}
2613
2614button .vpane.lower.commarea.buttons.push -text [mc Push] \
2615        -command do_push_anywhere
2616pack .vpane.lower.commarea.buttons.push -side top -fill x
2617
2618# -- Commit Message Buffer
2619#
2620frame .vpane.lower.commarea.buffer
2621frame .vpane.lower.commarea.buffer.header
2622set ui_comm .vpane.lower.commarea.buffer.t
2623set ui_coml .vpane.lower.commarea.buffer.header.l
2624radiobutton .vpane.lower.commarea.buffer.header.new \
2625        -text [mc "New Commit"] \
2626        -command do_select_commit_type \
2627        -variable selected_commit_type \
2628        -value new
2629lappend disable_on_lock \
2630        [list .vpane.lower.commarea.buffer.header.new conf -state]
2631radiobutton .vpane.lower.commarea.buffer.header.amend \
2632        -text [mc "Amend Last Commit"] \
2633        -command do_select_commit_type \
2634        -variable selected_commit_type \
2635        -value amend
2636lappend disable_on_lock \
2637        [list .vpane.lower.commarea.buffer.header.amend conf -state]
2638label $ui_coml \
2639        -anchor w \
2640        -justify left
2641proc trace_commit_type {varname args} {
2642        global ui_coml commit_type
2643        switch -glob -- $commit_type {
2644        initial       {set txt [mc "Initial Commit Message:"]}
2645        amend         {set txt [mc "Amended Commit Message:"]}
2646        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2647        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2648        merge         {set txt [mc "Merge Commit Message:"]}
2649        *             {set txt [mc "Commit Message:"]}
2650        }
2651        $ui_coml conf -text $txt
2652}
2653trace add variable commit_type write trace_commit_type
2654pack $ui_coml -side left -fill x
2655pack .vpane.lower.commarea.buffer.header.amend -side right
2656pack .vpane.lower.commarea.buffer.header.new -side right
2657
2658text $ui_comm -background white -foreground black \
2659        -borderwidth 1 \
2660        -undo true \
2661        -maxundo 20 \
2662        -autoseparators true \
2663        -relief sunken \
2664        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2665        -font font_diff \
2666        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2667scrollbar .vpane.lower.commarea.buffer.sby \
2668        -command [list $ui_comm yview]
2669pack .vpane.lower.commarea.buffer.header -side top -fill x
2670pack .vpane.lower.commarea.buffer.sby -side right -fill y
2671pack $ui_comm -side left -fill y
2672pack .vpane.lower.commarea.buffer -side left -fill y
2673
2674# -- Commit Message Buffer Context Menu
2675#
2676set ctxm .vpane.lower.commarea.buffer.ctxm
2677menu $ctxm -tearoff 0
2678$ctxm add command \
2679        -label [mc Cut] \
2680        -command {tk_textCut $ui_comm}
2681$ctxm add command \
2682        -label [mc Copy] \
2683        -command {tk_textCopy $ui_comm}
2684$ctxm add command \
2685        -label [mc Paste] \
2686        -command {tk_textPaste $ui_comm}
2687$ctxm add command \
2688        -label [mc Delete] \
2689        -command {$ui_comm delete sel.first sel.last}
2690$ctxm add separator
2691$ctxm add command \
2692        -label [mc "Select All"] \
2693        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2694$ctxm add command \
2695        -label [mc "Copy All"] \
2696        -command {
2697                $ui_comm tag add sel 0.0 end
2698                tk_textCopy $ui_comm
2699                $ui_comm tag remove sel 0.0 end
2700        }
2701$ctxm add separator
2702$ctxm add command \
2703        -label [mc "Sign Off"] \
2704        -command do_signoff
2705set ui_comm_ctxm $ctxm
2706
2707# -- Diff Header
2708#
2709proc trace_current_diff_path {varname args} {
2710        global current_diff_path diff_actions file_states
2711        if {$current_diff_path eq {}} {
2712                set s {}
2713                set f {}
2714                set p {}
2715                set o disabled
2716        } else {
2717                set p $current_diff_path
2718                set s [mapdesc [lindex $file_states($p) 0] $p]
2719                set f [mc "File:"]
2720                set p [escape_path $p]
2721                set o normal
2722        }
2723
2724        .vpane.lower.diff.header.status configure -text $s
2725        .vpane.lower.diff.header.file configure -text $f
2726        .vpane.lower.diff.header.path configure -text $p
2727        foreach w $diff_actions {
2728                uplevel #0 $w $o
2729        }
2730}
2731trace add variable current_diff_path write trace_current_diff_path
2732
2733frame .vpane.lower.diff.header -background gold
2734label .vpane.lower.diff.header.status \
2735        -background gold \
2736        -foreground black \
2737        -width $max_status_desc \
2738        -anchor w \
2739        -justify left
2740label .vpane.lower.diff.header.file \
2741        -background gold \
2742        -foreground black \
2743        -anchor w \
2744        -justify left
2745label .vpane.lower.diff.header.path \
2746        -background gold \
2747        -foreground black \
2748        -anchor w \
2749        -justify left
2750pack .vpane.lower.diff.header.status -side left
2751pack .vpane.lower.diff.header.file -side left
2752pack .vpane.lower.diff.header.path -fill x
2753set ctxm .vpane.lower.diff.header.ctxm
2754menu $ctxm -tearoff 0
2755$ctxm add command \
2756        -label [mc Copy] \
2757        -command {
2758                clipboard clear
2759                clipboard append \
2760                        -format STRING \
2761                        -type STRING \
2762                        -- $current_diff_path
2763        }
2764lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2765bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2766
2767# -- Diff Body
2768#
2769frame .vpane.lower.diff.body
2770set ui_diff .vpane.lower.diff.body.t
2771text $ui_diff -background white -foreground black \
2772        -borderwidth 0 \
2773        -width 80 -height 15 -wrap none \
2774        -font font_diff \
2775        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2776        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2777        -state disabled
2778scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2779        -command [list $ui_diff xview]
2780scrollbar .vpane.lower.diff.body.sby -orient vertical \
2781        -command [list $ui_diff yview]
2782pack .vpane.lower.diff.body.sbx -side bottom -fill x
2783pack .vpane.lower.diff.body.sby -side right -fill y
2784pack $ui_diff -side left -fill both -expand 1
2785pack .vpane.lower.diff.header -side top -fill x
2786pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2787
2788$ui_diff tag conf d_cr -elide true
2789$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2790$ui_diff tag conf d_+ -foreground {#00a000}
2791$ui_diff tag conf d_- -foreground red
2792
2793$ui_diff tag conf d_++ -foreground {#00a000}
2794$ui_diff tag conf d_-- -foreground red
2795$ui_diff tag conf d_+s \
2796        -foreground {#00a000} \
2797        -background {#e2effa}
2798$ui_diff tag conf d_-s \
2799        -foreground red \
2800        -background {#e2effa}
2801$ui_diff tag conf d_s+ \
2802        -foreground {#00a000} \
2803        -background ivory1
2804$ui_diff tag conf d_s- \
2805        -foreground red \
2806        -background ivory1
2807
2808$ui_diff tag conf d<<<<<<< \
2809        -foreground orange \
2810        -font font_diffbold
2811$ui_diff tag conf d======= \
2812        -foreground orange \
2813        -font font_diffbold
2814$ui_diff tag conf d>>>>>>> \
2815        -foreground orange \
2816        -font font_diffbold
2817
2818$ui_diff tag raise sel
2819
2820# -- Diff Body Context Menu
2821#
2822
2823proc create_common_diff_popup {ctxm} {
2824        $ctxm add command \
2825                -label [mc "Show Less Context"] \
2826                -command show_less_context
2827        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2828        $ctxm add command \
2829                -label [mc "Show More Context"] \
2830                -command show_more_context
2831        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2832        $ctxm add separator
2833        $ctxm add command \
2834                -label [mc Refresh] \
2835                -command reshow_diff
2836        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2837        $ctxm add command \
2838                -label [mc Copy] \
2839                -command {tk_textCopy $ui_diff}
2840        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2841        $ctxm add command \
2842                -label [mc "Select All"] \
2843                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
2844        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2845        $ctxm add command \
2846                -label [mc "Copy All"] \
2847                -command {
2848                        $ui_diff tag add sel 0.0 end
2849                        tk_textCopy $ui_diff
2850                        $ui_diff tag remove sel 0.0 end
2851                }
2852        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2853        $ctxm add separator
2854        $ctxm add command \
2855                -label [mc "Decrease Font Size"] \
2856                -command {incr_font_size font_diff -1}
2857        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2858        $ctxm add command \
2859                -label [mc "Increase Font Size"] \
2860                -command {incr_font_size font_diff 1}
2861        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2862        $ctxm add separator
2863        $ctxm add command -label [mc "Options..."] \
2864                -command do_options
2865}
2866
2867set ctxm .vpane.lower.diff.body.ctxm
2868menu $ctxm -tearoff 0
2869$ctxm add command \
2870        -label [mc "Apply/Reverse Hunk"] \
2871        -command {apply_hunk $cursorX $cursorY}
2872set ui_diff_applyhunk [$ctxm index last]
2873lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
2874$ctxm add command \
2875        -label [mc "Apply/Reverse Line"] \
2876        -command {apply_line $cursorX $cursorY; do_rescan}
2877set ui_diff_applyline [$ctxm index last]
2878lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
2879$ctxm add separator
2880create_common_diff_popup $ctxm
2881
2882set ctxmmg .vpane.lower.diff.body.ctxmmg
2883menu $ctxmmg -tearoff 0
2884$ctxmmg add command \
2885        -label [mc "Run Merge Tool"] \
2886        -command {merge_resolve_tool}
2887lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2888$ctxmmg add separator
2889$ctxmmg add command \
2890        -label [mc "Use Remote Version"] \
2891        -command {merge_resolve_one 3}
2892lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2893$ctxmmg add command \
2894        -label [mc "Use Local Version"] \
2895        -command {merge_resolve_one 2}
2896lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2897$ctxmmg add command \
2898        -label [mc "Revert To Base"] \
2899        -command {merge_resolve_one 1}
2900lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2901$ctxmmg add separator
2902create_common_diff_popup $ctxmmg
2903
2904proc popup_diff_menu {ctxm ctxmmg x y X Y} {
2905        global current_diff_path file_states
2906        set ::cursorX $x
2907        set ::cursorY $y
2908        if {[info exists file_states($current_diff_path)]} {
2909                set state [lindex $file_states($current_diff_path) 0]
2910        } else {
2911                set state {__}
2912        }
2913        if {[string first {U} $state] >= 0} {
2914                tk_popup $ctxmmg $X $Y
2915        } else {
2916                if {$::ui_index eq $::current_diff_side} {
2917                        set l [mc "Unstage Hunk From Commit"]
2918                        set t [mc "Unstage Line From Commit"]
2919                } else {
2920                        set l [mc "Stage Hunk For Commit"]
2921                        set t [mc "Stage Line For Commit"]
2922                }
2923                if {$::is_3way_diff
2924                        || $current_diff_path eq {}
2925                        || {__} eq $state
2926                        || {_O} eq $state
2927                        || {_T} eq $state
2928                        || {T_} eq $state} {
2929                        set s disabled
2930                } else {
2931                        set s normal
2932                }
2933                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
2934                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
2935                tk_popup $ctxm $X $Y
2936        }
2937}
2938bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
2939
2940# -- Status Bar
2941#
2942set main_status [::status_bar::new .status]
2943pack .status -anchor w -side bottom -fill x
2944$main_status show [mc "Initializing..."]
2945
2946# -- Load geometry
2947#
2948catch {
2949set gm $repo_config(gui.geometry)
2950wm geometry . [lindex $gm 0]
2951.vpane sash place 0 \
2952        [lindex $gm 1] \
2953        [lindex [.vpane sash coord 0] 1]
2954.vpane.files sash place 0 \
2955        [lindex [.vpane.files sash coord 0] 0] \
2956        [lindex $gm 2]
2957unset gm
2958}
2959
2960# -- Key Bindings
2961#
2962bind $ui_comm <$M1B-Key-Return> {do_commit;break}
2963bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
2964bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
2965bind $ui_comm <$M1B-Key-i> {do_add_all;break}
2966bind $ui_comm <$M1B-Key-I> {do_add_all;break}
2967bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
2968bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
2969bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
2970bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
2971bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
2972bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
2973bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2974bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2975bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
2976bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
2977bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
2978bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
2979bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
2980
2981bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
2982bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
2983bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
2984bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
2985bind $ui_diff <$M1B-Key-v> {break}
2986bind $ui_diff <$M1B-Key-V> {break}
2987bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2988bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2989bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
2990bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
2991bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
2992bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
2993bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
2994bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
2995bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
2996bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
2997bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
2998bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
2999bind $ui_diff <Button-1>   {focus %W}
3000
3001if {[is_enabled branch]} {
3002        bind . <$M1B-Key-n> branch_create::dialog
3003        bind . <$M1B-Key-N> branch_create::dialog
3004        bind . <$M1B-Key-o> branch_checkout::dialog
3005        bind . <$M1B-Key-O> branch_checkout::dialog
3006        bind . <$M1B-Key-m> merge::dialog
3007        bind . <$M1B-Key-M> merge::dialog
3008}
3009if {[is_enabled transport]} {
3010        bind . <$M1B-Key-p> do_push_anywhere
3011        bind . <$M1B-Key-P> do_push_anywhere
3012}
3013
3014bind .   <Key-F5>     ui_do_rescan
3015bind .   <$M1B-Key-r> ui_do_rescan
3016bind .   <$M1B-Key-R> ui_do_rescan
3017bind .   <$M1B-Key-s> do_signoff
3018bind .   <$M1B-Key-S> do_signoff
3019bind .   <$M1B-Key-t> do_add_selection
3020bind .   <$M1B-Key-T> do_add_selection
3021bind .   <$M1B-Key-i> do_add_all
3022bind .   <$M1B-Key-I> do_add_all
3023bind .   <$M1B-Key-minus> {show_less_context;break}
3024bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3025bind .   <$M1B-Key-equal> {show_more_context;break}
3026bind .   <$M1B-Key-plus> {show_more_context;break}
3027bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3028bind .   <$M1B-Key-Return> do_commit
3029foreach i [list $ui_index $ui_workdir] {
3030        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3031        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3032        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3033}
3034unset i
3035
3036set file_lists($ui_index) [list]
3037set file_lists($ui_workdir) [list]
3038
3039wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3040focus -force $ui_comm
3041
3042# -- Warn the user about environmental problems.  Cygwin's Tcl
3043#    does *not* pass its env array onto any processes it spawns.
3044#    This means that git processes get none of our environment.
3045#
3046if {[is_Cygwin]} {
3047        set ignored_env 0
3048        set suggest_user {}
3049        set msg [mc "Possible environment issues exist.
3050
3051The following environment variables are probably
3052going to be ignored by any Git subprocess run
3053by %s:
3054
3055" [appname]]
3056        foreach name [array names env] {
3057                switch -regexp -- $name {
3058                {^GIT_INDEX_FILE$} -
3059                {^GIT_OBJECT_DIRECTORY$} -
3060                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3061                {^GIT_DIFF_OPTS$} -
3062                {^GIT_EXTERNAL_DIFF$} -
3063                {^GIT_PAGER$} -
3064                {^GIT_TRACE$} -
3065                {^GIT_CONFIG$} -
3066                {^GIT_CONFIG_LOCAL$} -
3067                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3068                        append msg " - $name\n"
3069                        incr ignored_env
3070                }
3071                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3072                        append msg " - $name\n"
3073                        incr ignored_env
3074                        set suggest_user $name
3075                }
3076                }
3077        }
3078        if {$ignored_env > 0} {
3079                append msg [mc "
3080This is due to a known issue with the
3081Tcl binary distributed by Cygwin."]
3082
3083                if {$suggest_user ne {}} {
3084                        append msg [mc "
3085
3086A good replacement for %s
3087is placing values for the user.name and
3088user.email settings into your personal
3089~/.gitconfig file.
3090" $suggest_user]
3091                }
3092                warn_popup $msg
3093        }
3094        unset ignored_env msg suggest_user name
3095}
3096
3097# -- Only initialize complex UI if we are going to stay running.
3098#
3099if {[is_enabled transport]} {
3100        load_all_remotes
3101
3102        set n [.mbar.remote index end]
3103        populate_push_menu
3104        populate_fetch_menu
3105        set n [expr {[.mbar.remote index end] - $n}]
3106        if {$n > 0} {
3107                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3108                .mbar.remote insert $n separator
3109        }
3110        unset n
3111}
3112
3113if {[winfo exists $ui_comm]} {
3114        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3115
3116        # -- If both our backup and message files exist use the
3117        #    newer of the two files to initialize the buffer.
3118        #
3119        if {$GITGUI_BCK_exists} {
3120                set m [gitdir GITGUI_MSG]
3121                if {[file isfile $m]} {
3122                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3123                                catch {file delete [gitdir GITGUI_MSG]}
3124                        } else {
3125                                $ui_comm delete 0.0 end
3126                                $ui_comm edit reset
3127                                $ui_comm edit modified false
3128                                catch {file delete [gitdir GITGUI_BCK]}
3129                                set GITGUI_BCK_exists 0
3130                        }
3131                }
3132                unset m
3133        }
3134
3135        proc backup_commit_buffer {} {
3136                global ui_comm GITGUI_BCK_exists
3137
3138                set m [$ui_comm edit modified]
3139                if {$m || $GITGUI_BCK_exists} {
3140                        set msg [string trim [$ui_comm get 0.0 end]]
3141                        regsub -all -line {[ \r\t]+$} $msg {} msg
3142
3143                        if {$msg eq {}} {
3144                                if {$GITGUI_BCK_exists} {
3145                                        catch {file delete [gitdir GITGUI_BCK]}
3146                                        set GITGUI_BCK_exists 0
3147                                }
3148                        } elseif {$m} {
3149                                catch {
3150                                        set fd [open [gitdir GITGUI_BCK] w]
3151                                        puts -nonewline $fd $msg
3152                                        close $fd
3153                                        set GITGUI_BCK_exists 1
3154                                }
3155                        }
3156
3157                        $ui_comm edit modified false
3158                }
3159
3160                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3161        }
3162
3163        backup_commit_buffer
3164
3165        # -- If the user has aspell available we can drive it
3166        #    in pipe mode to spellcheck the commit message.
3167        #
3168        set spell_cmd [list |]
3169        set spell_dict [get_config gui.spellingdictionary]
3170        lappend spell_cmd aspell
3171        if {$spell_dict ne {}} {
3172                lappend spell_cmd --master=$spell_dict
3173        }
3174        lappend spell_cmd --mode=none
3175        lappend spell_cmd --encoding=utf-8
3176        lappend spell_cmd pipe
3177        if {$spell_dict eq {none}
3178         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3179                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3180        } else {
3181                set ui_comm_spell [spellcheck::init \
3182                        $spell_fd \
3183                        $ui_comm \
3184                        $ui_comm_ctxm \
3185                ]
3186        }
3187        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3188}
3189
3190lock_index begin-read
3191if {![winfo ismapped .]} {
3192        wm deiconify .
3193}
3194after 1 do_rescan
3195if {[is_enabled multicommit]} {
3196        after 1000 hint_gc
3197}