[gnome-todo] window: Add F11 shortcut to fullscreen

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 7d10dc12780c6eb871ceb138b7149cea2cd31e99
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Apr 28 18:22:32 2020 -0300

    window: Add F11 shortcut to fullscreen

 src/gtd-window.ui | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/src/gtd-window.ui b/src/gtd-window.ui
index 9be2aa3..4db4f98 100644
--- a/src/gtd-window.ui
+++ b/src/gtd-window.ui
@@ -4,6 +4,20 @@
   <template class="GtdWindow" parent="GtkApplicationWindow">
     <property name="default_width">800</property>
     <property name="default_height">600</property>
+
+    <child>
+      <object class="GtkShortcutController">
+        <property name="name">Main Window Shortcuts</property>
+        <property name="scope">global</property>
+        <child>
+          <object class="GtkShortcut">
+            <property name="trigger">F11</property>
+            <property name="action">action(win.toggle-fullscreen)</property>
+          </object>
+        </child>
+      </object>
+    </child>
+
     <style>
       <class name="org-gnome-Todo"/>
     </style>