git-gui/lib/branch_delete.tcl

   1 # git-gui branch delete support
   2 # Copyright (C) 2007 Shawn Pearce
   3
   4 class branch_delete {
   5
   6 field w               ; # widget path
   7 field w_heads         ; # listbox of local head names
   8 field w_check         ; # revision picker for merge test
   9 field w_delete        ; # delete button
  10
  11 constructor dialog {} {
  12         global current_branch use_ttk NS
  13
  14         make_dialog top w
  15         wm withdraw $w
  16         wm title $top [append "[appname] ([reponame]): " [mc "Delete Branch"]]
  17         if {$top ne {.}} {
  18                 wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
  19         }
  20
  21         ${NS}::label $w.header -text [mc "Delete Local Branch"] \
  22                 -font font_uibold -anchor center
  23         pack $w.header -side top -fill x
  24
  25         ${NS}::frame $w.buttons
  26         set w_delete $w.buttons.delete
  27         ${NS}::button $w_delete \
  28                 -text [mc Delete] \
  29                 -default active \
  30                 -state disabled \
  31                 -command [cb _delete]
  32         pack $w_delete -side right
  33         ${NS}::button $w.buttons.cancel \
  34                 -text [mc Cancel] \
  35                 -command [list destroy $w]
  36         pack $w.buttons.cancel -side right -padx 5
  37         pack $w.buttons -side bottom -fill x -pady 10 -padx 10
  38
  39         ${NS}::labelframe $w.list -text [mc "Local Branches"]
  40         set w_heads $w.list.l
  41         slistbox $w_heads \
  42                 -height 10 \
  43                 -width 70 \
  44                 -selectmode extended \
  45                 -exportselection false
  46         pack $w.list.l -side left -fill both -expand 1
  47         pack $w.list -fill both -expand 1 -pady 5 -padx 5
  48
  49         set w_check [choose_rev::new \
  50                 $w.check \
  51                 [mc "Delete Only If Merged Into"] \
  52                 ]
  53         $w_check none [mc "Always (Do not perform merge checks)"]
  54         pack $w.check -anchor nw -fill x -pady 5 -padx 5
  55
  56         foreach h [load_all_heads] {
  57                 if {$h ne $current_branch} {
  58                         $w_heads insert end $h
  59                 }
  60         }
  61
  62         bind $w_heads <<ListboxSelect>> [cb _select]
  63         bind $w <Visibility> "
  64                 grab $w
  65                 focus $w
  66         "
  67         bind $w <Key-Escape> [list destroy $w]
  68         bind $w <Key-Return> [cb _delete]\;break
  69         wm deiconify $w
  70         tkwait window $w
  71 }
  72
  73 method _select {} {
  74         if {[$w_heads curselection] eq {}} {
  75                 $w_delete configure -state disabled
  76         } else {
  77                 $w_delete configure -state normal
  78         }
  79 }
  80
  81 method _delete {} {
  82         if {[catch {set check_cmt [$w_check commit_or_die]}]} {
  83                 return
  84         }
  85
  86         set to_delete [list]
  87         set not_merged [list]
  88         foreach i [$w_heads curselection] {
  89                 set b [$w_heads get $i]
  90                 if {[catch {
  91                         set o [git rev-parse --verify "refs/heads/$b"]
  92                 }]} continue
  93                 if {$check_cmt ne {}} {
  94                         if {[catch {set m [git merge-base $o $check_cmt]}]} continue
  95                         if {$o ne $m} {
  96                                 lappend not_merged $b
  97                                 continue
  98                         }
  99                 }
 100                 lappend to_delete [list $b $o]
 101         }
 102         if {$not_merged ne {}} {
 103                 set msg "[mc "The following branches are not completely merged into %s:" [$w_check get]]
 104
 105  - [join $not_merged "\n - "]"
 106                 tk_messageBox \
 107                         -icon info \
 108                         -type ok \
 109                         -title [wm title $w] \
 110                         -parent $w \
 111                         -message $msg
 112         }
 113         if {$to_delete eq {}} return
 114         if {$check_cmt eq {}} {
 115                 set msg [mc "Recovering deleted branches is difficult.\n\nDelete the selected branches?"]
 116                 if {[tk_messageBox \
 117                         -icon warning \
 118                         -type yesno \
 119                         -title [wm title $w] \
 120                         -parent $w \
 121                         -message $msg] ne yes} {
 122                         return
 123                 }
 124         }
 125
 126         set failed {}
 127         foreach i $to_delete {
 128                 set b [lindex $i 0]
 129                 set o [lindex $i 1]
 130                 if {[catch {git branch -D $b} err]} {
 131                         append failed " - $b: $err\n"
 132                 }
 133         }
 134
 135         if {$failed ne {}} {
 136                 tk_messageBox \
 137                         -icon error \
 138                         -type ok \
 139                         -title [wm title $w] \
 140                         -parent $w \
 141                         -message [mc "Failed to delete branches:\n%s" $failed]
 142         }
 143
 144         destroy $w
 145 }
 146
 147 }