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# git-gui branch create support
# Copyright (C) 2006, 2007 Shawn Pearce
class branch_create {
field w ; # widget path
field w_rev ; # mega-widget to pick the initial revision
field w_name ; # new branch name widget
field name {}; # name of the branch the user has chosen
field name_type user; # type of branch name to use
field opt_merge ff; # type of merge to apply to existing branch
field opt_checkout 1; # automatically checkout the new branch?
field opt_fetch 1; # refetch tracking branch if used?
field reset_ok 0; # did the user agree to reset?
constructor dialog {} {
global repo_config
make_toplevel top w
wm title $top "[appname] ([reponame]): Create Branch"
if {$top ne {.}} {
wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
}
label $w.header -text {Create New Branch} -font font_uibold
pack $w.header -side top -fill x
frame $w.buttons
button $w.buttons.create -text Create \
-default active \
-command [cb _create]
pack $w.buttons.create -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.desc -text {Branch Name}
radiobutton $w.desc.name_r \
-anchor w \
-text {Name:} \
-value user \
-variable @name_type
set w_name $w.desc.name_t
entry $w_name \
-borderwidth 1 \
-relief sunken \
-width 40 \
-textvariable @name \
-validate key \
-validatecommand [cb _validate %d %S]
grid $w.desc.name_r $w_name -sticky we -padx {0 5}
radiobutton $w.desc.match_r \
-anchor w \
-text {Match Tracking Branch Name} \
-value match \
-variable @name_type
grid $w.desc.match_r -sticky we -padx {0 5} -columnspan 2
grid columnconfigure $w.desc 1 -weight 1
pack $w.desc -anchor nw -fill x -pady 5 -padx 5
set w_rev [::choose_rev::new $w.rev {Starting Revision}]
pack $w.rev -anchor nw -fill both -expand 1 -pady 5 -padx 5
labelframe $w.options -text {Options}
frame $w.options.merge
label $w.options.merge.l -text {Update Existing Branch:}
pack $w.options.merge.l -side left
radiobutton $w.options.merge.no \
-text No \
-value none \
-variable @opt_merge
pack $w.options.merge.no -side left
radiobutton $w.options.merge.ff \
-text {Fast Forward Only} \
-value ff \
-variable @opt_merge
pack $w.options.merge.ff -side left
radiobutton $w.options.merge.reset \
-text {Reset} \
-value reset \
-variable @opt_merge
pack $w.options.merge.reset -side left
pack $w.options.merge -anchor nw
checkbutton $w.options.fetch \
-text {Fetch Tracking Branch} \
-variable @opt_fetch
pack $w.options.fetch -anchor nw
checkbutton $w.options.checkout \
-text {Checkout After Creation} \
-variable @opt_checkout
pack $w.options.checkout -anchor nw
pack $w.options -anchor nw -fill x -pady 5 -padx 5
trace add variable @name_type write [cb _select]
set name $repo_config(gui.newbranchtemplate)
if {[is_config_true gui.matchtrackingbranch]} {
set name_type match
}
bind $w <Visibility> [cb _visible]
bind $w <Key-Escape> [list destroy $w]
bind $w <Key-Return> [cb _create]\;break
tkwait window $w
}
method _create {} {
global repo_config
global M1B
set spec [$w_rev get_tracking_branch]
switch -- $name_type {
user {
set newbranch $name
}
match {
if {$spec eq {}} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Please select a tracking branch."
return
}
if {![regsub ^refs/heads/ [lindex $spec 2] {} newbranch]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Tracking branch [$w get] is not a branch in the remote repository."
return
}
}
}
if {$newbranch eq {}
|| $newbranch eq $repo_config(gui.newbranchtemplate)} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "Please supply a branch name."
focus $w_name
return
}
if {[catch {git check-ref-format "heads/$newbranch"}]} {
tk_messageBox \
-icon error \
-type ok \
-title [wm title $w] \
-parent $w \
-message "'$newbranch' is not an acceptable branch name."
focus $w_name
return
}
if {$spec ne {} && $opt_fetch} {
set new {}
} elseif {[catch {set new [$w_rev commit_or_die]}]} {
return
}
set co [::checkout_op::new \
[$w_rev get] \
$new \
refs/heads/$newbranch]
$co parent $w
$co enable_create 1
$co enable_merge $opt_merge
$co enable_checkout $opt_checkout
if {$spec ne {} && $opt_fetch} {
$co enable_fetch $spec
}
if {[$co run]} {
destroy $w
} else {
focus $w_name
}
}
method _validate {d S} {
if {$d == 1} {
if {[regexp {[~^:?*\[\0- ]} $S]} {
return 0
}
if {[string length $S] > 0} {
set name_type user
}
}
return 1
}
method _select {args} {
if {$name_type eq {match}} {
$w_rev pick_tracking_branch
}
}
method _visible {} {
grab $w
if {$name_type eq {user}} {
$w_name icursor end
focus $w_name
}
}
}
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