Added Keyboard Shortcuts window

Coalesce the small, yet disparate shortcut keys available to users
in a separate window.

https://gitlab.gnome.org/GNOME/cheese/issues/9

1 files changed, 31 insertions, 0 deletions

diff --git a/src/cheese-application.vala b/src/cheese-application.vala
index ee107395..c4542be0 100644
--- a/src/cheese-application.vala
+++ b/src/cheese-application.vala
@@ -36,6 +36,8 @@ public class Cheese.Application : Gtk.Application
     private Camera camera;
     private PreferencesDialog preferences_dialog;
 
+    private Gtk.ShortcutsWindow shortcuts_window;
+
     private const GLib.ActionEntry action_entries[] = {
         { "shoot", on_shoot },
         { "mode", on_action_radio, "s", "'photo'", on_mode_change },
@@ -44,6 +46,7 @@ public class Cheese.Application : Gtk.Application
         { "wide-mode", on_action_toggle, null, "false", on_wide_mode_change },
         { "effects", on_action_toggle, null, "false", on_effects_change },
         { "preferences", on_preferences },
+        { "shortcuts", on_shortcuts },
         { "help", on_help },
         { "about", on_about },
         { "quit", on_quit }
@@ -470,6 +473,34 @@ public class Cheese.Application : Gtk.Application
     }
 
     /**
+     * Show the keyboard shortcuts.
+     */
+    private void on_shortcuts ()
+    {
+        if (shortcuts_window == null)
+        {
+            var builder = new Gtk.Builder ();
+            try
+            {
+                builder.add_from_resource ("/org/gnome/Cheese/shortcuts.ui");
+            }
+            catch (Error e)
+            {
+                error ("Error loading shortcuts window UI: %s", e.message);
+            }
+
+            shortcuts_window = builder.get_object ("shortcuts-cheese") as Gtk.ShortcutsWindow;
+            shortcuts_window.close.connect ( (event) => { shortcuts_window = null; } );
+        }
+
+        if (get_active_window () != shortcuts_window.get_transient_for ())
+            shortcuts_window.set_transient_for (get_active_window ());
+        
+        shortcuts_window.show_all ();
+        shortcuts_window.present ();
+    }
+
+    /**
      * Show the Cheese help contents.
      */
     private void on_help ()