git-gui: Support resolving conflicts via the diff context menu.

If the file has merge conflicts, show a special version of the
diff context menu, which includes conflict resolution commands
instead of Stage Hunk/Line. This patch only supports resolving
by discarding all sides except one.

Discarding is the only way to resolve conflicts involving symlinks
and/or deletion, excluding manual editing.

Signed-off-by: Alexander Gavrilov <angavrilov@gmail.com>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
This commit is contained in:
Alexander Gavrilov 2008-08-31 00:55:45 +04:00 committed by Shawn O. Pearce
parent 700e560341
commit 042c232535
2 changed files with 189 additions and 59 deletions

View file

@ -2713,6 +2713,51 @@ $ui_diff tag raise sel
# -- Diff Body Context Menu
#
proc create_common_diff_popup {ctxm} {
$ctxm add command \
-label [mc "Show Less Context"] \
-command show_less_context
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Show More Context"] \
-command show_more_context
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add separator
$ctxm add command \
-label [mc Refresh] \
-command reshow_diff
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc Copy] \
-command {tk_textCopy $ui_diff}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Select All"] \
-command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Copy All"] \
-command {
$ui_diff tag add sel 0.0 end
tk_textCopy $ui_diff
$ui_diff tag remove sel 0.0 end
}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add separator
$ctxm add command \
-label [mc "Decrease Font Size"] \
-command {incr_font_size font_diff -1}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Increase Font Size"] \
-command {incr_font_size font_diff 1}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add separator
$ctxm add command -label [mc "Options..."] \
-command do_options
}
set ctxm .vpane.lower.diff.body.ctxm
menu $ctxm -tearoff 0
$ctxm add command \
@ -2726,73 +2771,60 @@ $ctxm add command \
set ui_diff_applyline [$ctxm index last]
lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
$ctxm add separator
$ctxm add command \
-label [mc "Show Less Context"] \
-command show_less_context
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Show More Context"] \
-command show_more_context
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add separator
$ctxm add command \
-label [mc Refresh] \
-command reshow_diff
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc Copy] \
-command {tk_textCopy $ui_diff}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Select All"] \
-command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Copy All"] \
-command {
$ui_diff tag add sel 0.0 end
tk_textCopy $ui_diff
$ui_diff tag remove sel 0.0 end
}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add separator
$ctxm add command \
-label [mc "Decrease Font Size"] \
-command {incr_font_size font_diff -1}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add command \
-label [mc "Increase Font Size"] \
-command {incr_font_size font_diff 1}
lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
$ctxm add separator
$ctxm add command -label [mc "Options..."] \
-command do_options
proc popup_diff_menu {ctxm x y X Y} {
create_common_diff_popup $ctxm
set ctxmmg .vpane.lower.diff.body.ctxmmg
menu $ctxmmg -tearoff 0
$ctxmmg add command \
-label [mc "Use Remote Version"] \
-command {merge_resolve_one 3}
lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
$ctxmmg add command \
-label [mc "Use Local Version"] \
-command {merge_resolve_one 2}
lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
$ctxmmg add command \
-label [mc "Revert To Base"] \
-command {merge_resolve_one 1}
lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
$ctxmmg add separator
create_common_diff_popup $ctxmmg
proc popup_diff_menu {ctxm ctxmmg x y X Y} {
global current_diff_path file_states
set ::cursorX $x
set ::cursorY $y
if {$::ui_index eq $::current_diff_side} {
set l [mc "Unstage Hunk From Commit"]
set t [mc "Unstage Line From Commit"]
if {[info exists file_states($current_diff_path)]} {
set state [lindex $file_states($current_diff_path) 0]
} else {
set l [mc "Stage Hunk For Commit"]
set t [mc "Stage Line For Commit"]
set state {__}
}
if {$::is_3way_diff
|| $current_diff_path eq {}
|| ![info exists file_states($current_diff_path)]
|| {_O} eq [lindex $file_states($current_diff_path) 0]
|| {_T} eq [lindex $file_states($current_diff_path) 0]
|| {T_} eq [lindex $file_states($current_diff_path) 0]} {
set s disabled
if {[string index $state 0] eq {U}} {
tk_popup $ctxmmg $X $Y
} else {
set s normal
if {$::ui_index eq $::current_diff_side} {
set l [mc "Unstage Hunk From Commit"]
set t [mc "Unstage Line From Commit"]
} else {
set l [mc "Stage Hunk For Commit"]
set t [mc "Stage Line For Commit"]
}
if {$::is_3way_diff
|| $current_diff_path eq {}
|| {__} eq $state
|| {_O} eq $state
|| {_T} eq $state
|| {T_} eq $state} {
set s disabled
} else {
set s normal
}
$ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
$ctxm entryconf $::ui_diff_applyline -state $s -label $t
tk_popup $ctxm $X $Y
}
$ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
$ctxm entryconf $::ui_diff_applyline -state $s -label $t
tk_popup $ctxm $X $Y
}
bind_button3 $ui_diff [list popup_diff_menu $ctxm %x %y %X %Y]
bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
# -- Status Bar
#

98
lib/mergetool.tcl Normal file
View file

@ -0,0 +1,98 @@
# git-gui merge conflict resolution
# parts based on git-mergetool (c) 2006 Theodore Y. Ts'o
proc merge_resolve_one {stage} {
global current_diff_path
switch -- $stage {
1 { set target [mc "the base version"] }
2 { set target [mc "this branch"] }
3 { set target [mc "the other branch"] }
}
set op_question [mc "Force resolution to %s?
Note that the diff shows only conflicting changes.
%s will be overwritten.
This operation can be undone only by restarting the merge." \
$target [short_path $current_diff_path]]
if {[ask_popup $op_question] eq {yes}} {
merge_load_stages $current_diff_path [list merge_force_stage $stage]
}
}
proc merge_add_resolution {path} {
global current_diff_path
if {$path eq $current_diff_path} {
set after {reshow_diff;}
} else {
set after {}
}
update_index \
[mc "Adding resolution for %s" [short_path $path]] \
[list $path] \
[concat $after [list ui_ready]]
}
proc merge_force_stage {stage} {
global current_diff_path merge_stages
if {$merge_stages($stage) ne {}} {
git checkout-index -f --stage=$stage -- $current_diff_path
} else {
file delete -- $current_diff_path
}
merge_add_resolution $current_diff_path
}
proc merge_load_stages {path cont} {
global merge_stages_fd merge_stages merge_stages_buf
if {[info exists merge_stages_fd]} {
catch { kill_file_process $merge_stages_fd }
catch { close $merge_stages_fd }
}
set merge_stages(0) {}
set merge_stages(1) {}
set merge_stages(2) {}
set merge_stages(3) {}
set merge_stages_buf {}
set merge_stages_fd [eval git_read ls-files -u -z -- $path]
fconfigure $merge_stages_fd -blocking 0 -translation binary -encoding binary
fileevent $merge_stages_fd readable [list read_merge_stages $merge_stages_fd $cont]
}
proc read_merge_stages {fd cont} {
global merge_stages_buf merge_stages_fd merge_stages
append merge_stages_buf [read $fd]
set pck [split $merge_stages_buf "\0"]
set merge_stages_buf [lindex $pck end]
if {[eof $fd] && $merge_stages_buf ne {}} {
lappend pck {}
set merge_stages_buf {}
}
foreach p [lrange $pck 0 end-1] {
set fcols [split $p "\t"]
set cols [split [lindex $fcols 0] " "]
set stage [lindex $cols 2]
set merge_stages($stage) [lrange $cols 0 1]
}
if {[eof $fd]} {
close $fd
unset merge_stages_fd
eval $cont
}
}