[hitori: 1/2] Add F10 accelerator to primary menu

[Philip Withnall <pwithnall src gnome org>]

commit cb812d4a44eb6c16e36de81616f7fa4891ef9ca2
Author: Sabri Ünal <libreajans gmail com>
Date:   Wed Mar 11 12:58:24 2020 +0000

    Add F10 accelerator to primary menu
    
    Add F10 accelerator to primary menu to improve navigation.
    
    https://developer.gnome.org/hig/stable/keyboard-input.html.en#navigation-keys.

 data/help-overlay.ui | 11 +++++++++--
 data/hitori.ui       |  1 +
 2 files changed, 10 insertions(+), 2 deletions(-)
---
diff --git a/data/help-overlay.ui b/data/help-overlay.ui
index 6ffdfbb..62ef8bf 100644
--- a/data/help-overlay.ui
+++ b/data/help-overlay.ui
@@ -54,17 +54,24 @@
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">1</property>
-                <property name="accelerator">&lt;Primary&gt;question &lt;Primary&gt;F1</property>
+                <property name="action-name">win.show-help-overlay</property>
                 <property name="title" translatable="yes" context="shortcut window">Show Keyboard 
Shortcuts</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">1</property>
-                <property name="accelerator">&lt;Ctrl&gt;Q</property>
+                <property name="action-name">app.quit</property>
                 <property name="title" translatable="yes" context="shortcut window">Quit</property>
               </object>
             </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="accelerator">F10</property>
+                <property name="title" translatable="yes" context="shortcut window">Toggle Menu</property>
+              </object>
+            </child>
           </object>
         </child>
       </object>
diff --git a/data/hitori.ui b/data/hitori.ui
index b615136..8f43109 100644
--- a/data/hitori.ui
+++ b/data/hitori.ui
@@ -124,6 +124,7 @@
                                                <property name="can_focus">True</property>
                                                <property name="focus_on_click">False</property>
                                                <property name="menu_model">primary-menu</property>
+                                               <accelerator key="F10" signal="activate"/>
                                                <style>
                                                        <class name="image-button" />
                                                </style>