[gnome-disk-utility] Add Help menu

[David Zeuthen <davidz src gnome org>]

commit c2ebe1176089c9abdec65d9ee38c725abb6668a8
Author: David Zeuthen <zeuthen gmail com>
Date:   Fri Nov 16 14:35:31 2012 -0500

    Add Help menu
    
    This was requested in bug 687546.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=687546
    
    Signed-off-by: David Zeuthen <zeuthen gmail com>

 data/ui/app-menu.ui        |    5 +++++
 src/disks/gduapplication.c |   14 ++++++++++++++
 2 files changed, 19 insertions(+), 0 deletions(-)
---
diff --git a/data/ui/app-menu.ui b/data/ui/app-menu.ui
index c14c614..5b0c06f 100644
--- a/data/ui/app-menu.ui
+++ b/data/ui/app-menu.ui
@@ -13,6 +13,11 @@
         <attribute name="action">app.about</attribute>
       </item>
       <item>
+	<attribute name="action">app.help</attribute>
+	<attribute name="label" translatable="yes">_Help</attribute>
+        <attribute name="accel">F1</attribute>
+      </item>
+      <item>
         <attribute name="label" translatable="yes">_Quit</attribute>
         <attribute name="action">app.quit</attribute>
         <attribute name="accel">&lt;Primary&gt;q</attribute>
diff --git a/src/disks/gduapplication.c b/src/disks/gduapplication.c
index d1e907d..8bc37eb 100644
--- a/src/disks/gduapplication.c
+++ b/src/disks/gduapplication.c
@@ -258,10 +258,24 @@ quit_activated (GSimpleAction *action,
   gtk_widget_destroy (GTK_WIDGET (app->window));
 }
 
+static void
+help_activated (GSimpleAction *action,
+                GVariant      *parameter,
+                gpointer       user_data)
+{
+  //GduApplication *app = GDU_APPLICATION (user_data);
+  //gtk_widget_destroy (GTK_WIDGET (app->window));
+  gtk_show_uri (NULL, /* GdkScreen */
+                "help:gnome-help/disk",
+                GDK_CURRENT_TIME,
+                NULL); /* GError */
+}
+
 static GActionEntry app_entries[] =
 {
   { "attach_disk_image", attach_disk_image_activated, NULL, NULL, NULL },
   { "about", about_activated, NULL, NULL, NULL },
+  { "help", help_activated, NULL, NULL, NULL },
   { "quit", quit_activated, NULL, NULL, NULL }
 };