aboutsummaryrefslogtreecommitdiff
path: root/git-gui/lib/branch_delete.tcl
blob: c7573c6c7215cd4cd11f322ae3dba5b77b938078 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
# git-gui branch delete support
# Copyright (C) 2007 Shawn Pearce

class branch_delete {

field w               ; # widget path
field w_heads         ; # listbox of local head names
field w_check         ; # revision picker for merge test
field w_delete        ; # delete button

constructor dialog {} {
	global current_branch

	make_toplevel top w
	wm title $top "[appname] ([reponame]): Delete Branch"
	if {$top ne {.}} {
		wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
	}

	label $w.header -text {Delete Local Branch} -font font_uibold
	pack $w.header -side top -fill x

	frame $w.buttons
	set w_delete $w.buttons.delete
	button $w_delete \
		-text Delete \
		-default active \
		-state disabled \
		-command [cb _delete]
	pack $w_delete -side right
	button $w.buttons.cancel \
		-text {Cancel} \
		-command [list destroy $w]
	pack $w.buttons.cancel -side right -padx 5
	pack $w.buttons -side bottom -fill x -pady 10 -padx 10

	labelframe $w.list -text {Local Branches}
	set w_heads $w.list.l
	listbox $w_heads \
		-height 10 \
		-width 70 \
		-selectmode extended \
		-exportselection false \
		-yscrollcommand [list $w.list.sby set]
	scrollbar $w.list.sby -command [list $w.list.l yview]
	pack $w.list.sby -side right -fill y
	pack $w.list.l -side left -fill both -expand 1
	pack $w.list -fill both -expand 1 -pady 5 -padx 5

	set w_check [choose_rev::new \
		$w.check \
		{Delete Only If Merged Into} \
		]
	$w_check none {Always (Do not perform merge test.)}
	pack $w.check -anchor nw -fill x -pady 5 -padx 5

	foreach h [load_all_heads] {
		if {$h ne $current_branch} {
			$w_heads insert end $h
		}
	}

	bind $w_heads <<ListboxSelect>> [cb _select]
	bind $w <Visibility> "
		grab $w
		focus $w
	"
	bind $w <Key-Escape> [list destroy $w]
	bind $w <Key-Return> [cb _delete]\;break
	tkwait window $w
}

method _select {} {
	if {[$w_heads curselection] eq {}} {
		$w_delete configure -state disabled
	} else {
		$w_delete configure -state normal
	}
}

method _delete {} {
	if {[catch {set check_cmt [$w_check commit_or_die]}]} {
		return
	}

	set to_delete [list]
	set not_merged [list]
	foreach i [$w_heads curselection] {
		set b [$w_heads get $i]
		if {[catch {
			set o [git rev-parse --verify "refs/heads/$b"]
		}]} continue
		if {$check_cmt ne {}} {
			if {[catch {set m [git merge-base $o $check_cmt]}]} continue
			if {$o ne $m} {
				lappend not_merged $b
				continue
			}
		}
		lappend to_delete [list $b $o]
	}
	if {$not_merged ne {}} {
		set msg "The following branches are not completely merged into [$w_check get]:

 - [join $not_merged "\n - "]"
		tk_messageBox \
			-icon info \
			-type ok \
			-title [wm title $w] \
			-parent $w \
			-message $msg
	}
	if {$to_delete eq {}} return
	if {$check_cmt eq {}} {
		set msg {Recovering deleted branches is difficult.

Delete the selected branches?}
		if {[tk_messageBox \
			-icon warning \
			-type yesno \
			-title [wm title $w] \
			-parent $w \
			-message $msg] ne yes} {
			return
		}
	}

	set failed {}
	foreach i $to_delete {
		set b [lindex $i 0]
		set o [lindex $i 1]
		if {[catch {git update-ref -d "refs/heads/$b" $o} err]} {
			append failed " - $b: $err\n"
		}
	}

	if {$failed ne {}} {
		tk_messageBox \
			-icon error \
			-type ok \
			-title [wm title $w] \
			-parent $w \
			-message "Failed to delete branches:\n$failed"
	}

	destroy $w
}

}