[gnome-contacts] Added Help entry to app menu.

[Matthias Clasen <matthiasc src gnome org>]

commit b450d2d1b5abba07ae1ada23dac8c6b1228b885d
Author: Erick PÃrez Castellanos <erick red gmail com>
Date:   Tue Sep 18 09:51:03 2012 -0400

    Added Help entry to app menu.
    
    Added Help entry to open help:gnome-help/contacts page.
    
    Bug 683836: Add Help entry to app menu
    https://bugzilla.gnome.org/show_bug.cgi?id=683836

 src/app-menu.ui       |    4 ++++
 src/contacts-app.vala |   10 ++++++++++
 2 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/src/app-menu.ui b/src/app-menu.ui
index e03440d..b51a646 100644
--- a/src/app-menu.ui
+++ b/src/app-menu.ui
@@ -12,6 +12,10 @@
 	<attribute name="label" translatable="yes">_About Contacts</attribute>
       </item>
       <item>
+	<attribute name="action">app.help</attribute>
+	<attribute name="label" translatable="yes">_Help</attribute>
+      </item>
+      <item>
 	<attribute name="action">app.quit</attribute>
 	<attribute name="label" translatable="yes">_Quit</attribute>
 	<attribute name="accel">&lt;Primary&gt;q</attribute>
diff --git a/src/contacts-app.vala b/src/contacts-app.vala
index 3c6a362..c11c931 100644
--- a/src/contacts-app.vala
+++ b/src/contacts-app.vala
@@ -162,6 +162,12 @@ public class Contacts.App : Gtk.Application {
       });
   }
 
+  public void show_help () {
+    Gtk.show_uri (window.get_screen (),
+         "help:gnome-help/contacts",
+         Gtk.get_current_event_time ());
+  }
+
   public void show_about () {
     string[] authors = {
       "Alexander Larsson <alexl redhat com>",
@@ -208,6 +214,10 @@ public class Contacts.App : Gtk.Application {
     action.activate.connect (() => { window.destroy (); });
     this.add_action (action);
 
+    action = new GLib.SimpleAction ("help", null);
+    action.activate.connect (() => { show_help (); });
+    this.add_action (action);
+
     action = new GLib.SimpleAction ("about", null);
     action.activate.connect (() => { show_about (); });
     this.add_action (action);