[PATCH v4] git-gui: add hotkey to toggle "Amend Last Commit"

[Birger Skogeng Pedersen]

Selecting whether to "Amend Last Commit" or not does not have a hotkey.

With this patch, the user may toggle between the two options with
CTRL/CMD+e.

Signed-off-by: Birger Skogeng Pedersen <birger...@gmail.com>
Rebased-by: Bert Wesarg <bert.wes...@googlemail.com>
---
 git-gui.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/git-gui.sh b/git-gui.sh
index 5bc21b8..d6e4631 100755
--- a/git-gui.sh
+++ b/git-gui.sh
@@ -2640,6 +2640,12 @@ proc show_less_context {} {
        }
 }
 
+proc toggle_commit_type {} {
+       global commit_type_is_amend
+       set commit_type_is_amend [expr !$commit_type_is_amend]
+       do_select_commit_type
+}
+
 ######################################################################
 ##
 ## ui construction
@@ -2830,6 +2836,7 @@ if {[is_enabled multicommit] || [is_enabled 
singlecommit]} {
        if {![is_enabled nocommit]} {
                .mbar.commit add radiobutton \
                        -label [mc "New Commit"] \
+                       -accelerator $M1T-E \
                        -command do_select_commit_type \
                        -variable selected_commit_type \
                        -value new
@@ -3837,6 +3844,8 @@ bind .   <$M1B-Key-j> do_revert_selection
 bind .   <$M1B-Key-J> do_revert_selection
 bind .   <$M1B-Key-i> do_add_all
 bind .   <$M1B-Key-I> do_add_all
+bind .   <$M1B-Key-e> toggle_commit_type
+bind .   <$M1B-Key-E> toggle_commit_type
 bind .   <$M1B-Key-minus> {show_less_context;break}
 bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
 bind .   <$M1B-Key-equal> {show_more_context;break}
-- 
2.21.0.windows.1