Andrew's git - gitweb.git/blob - git-gui/lib/branch

   1# git-gui branch checkout support
   2# Copyright (C) 2007 Shawn Pearce
   3
   4class branch_checkout {
   5
   6field w              ; # widget path
   7field w_rev          ; # mega-widget to pick the initial revision
   8
   9field opt_fetch     1; # refetch tracking branch if used?
  10field opt_detach    0; # force a detached head case?
  11
  12constructor dialog {} {
  13        global use_ttk NS
  14        make_dialog top w
  15        wm withdraw $w
  16        wm title $top [append "[appname] ([reponame]): " [mc "Checkout Branch"]]
  17        if {$top ne {.}} {
  18                wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
  19        }
  20
  21        ${NS}::label $w.header -text [mc "Checkout Branch"] \
  22                -font font_uibold -anchor center
  23        pack $w.header -side top -fill x
  24
  25        ${NS}::frame $w.buttons
  26        ${NS}::button $w.buttons.create -text [mc Checkout] \
  27                -default active \
  28                -command [cb _checkout]
  29        pack $w.buttons.create -side right
  30        ${NS}::button $w.buttons.cancel -text [mc Cancel] \
  31                -command [list destroy $w]
  32        pack $w.buttons.cancel -side right -padx 5
  33        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
  34
  35        set w_rev [::choose_rev::new $w.rev [mc Revision]]
  36        $w_rev bind_listbox <Double-Button-1> [cb _checkout]
  37        pack $w.rev -anchor nw -fill both -expand 1 -pady 5 -padx 5
  38
  39        ${NS}::labelframe $w.options -text [mc Options]
  40
  41        ${NS}::checkbutton $w.options.fetch \
  42                -text [mc "Fetch Tracking Branch"] \
  43                -variable @opt_fetch
  44        pack $w.options.fetch -anchor nw
  45
  46        ${NS}::checkbutton $w.options.detach \
  47                -text [mc "Detach From Local Branch"] \
  48                -variable @opt_detach
  49        pack $w.options.detach -anchor nw
  50
  51        pack $w.options -anchor nw -fill x -pady 5 -padx 5
  52
  53        bind $w <Visibility> [cb _visible]
  54        bind $w <Key-Escape> [list destroy $w]
  55        bind $w <Key-Return> [cb _checkout]\;break
  56        wm deiconify $w
  57        tkwait window $w
  58}
  59
  60method _checkout {} {
  61        set spec [$w_rev get_tracking_branch]
  62        if {$spec ne {} && $opt_fetch} {
  63                set new {}
  64        } elseif {[catch {set new [$w_rev commit_or_die]}]} {
  65                return
  66        }
  67
  68        if {$opt_detach} {
  69                set ref {}
  70        } else {
  71                set ref [$w_rev get_local_branch]
  72        }
  73
  74        set co [::checkout_op::new [$w_rev get] $new $ref]
  75        $co parent $w
  76        $co enable_checkout 1
  77        if {$spec ne {} && $opt_fetch} {
  78                $co enable_fetch $spec
  79        }
  80
  81        if {[$co run]} {
  82                destroy $w
  83        } else {
  84                $w_rev focus_filter
  85        }
  86}
  87
  88method _visible {} {
  89        grab $w
  90        $w_rev focus_filter
  91}
  92
  93}