[banshee] [Daap] Remove actions when disposing the extension

[Bertrand Lorentz <blorentz src gnome org>]

commit b13266e18cac364a10f47a0914ad2c34750730ae
Author: Bertrand Lorentz <bertrand lorentz gmail com>
Date:   Sat Nov 20 21:42:43 2010 +0100

    [Daap] Remove actions when disposing the extension
    
    Also guard against a null InterfaceActionService.

 .../Banshee.Daap/Banshee.Daap/DaapService.cs       |   24 ++++++++++++++-----
 1 files changed, 17 insertions(+), 7 deletions(-)
---
diff --git a/src/Extensions/Banshee.Daap/Banshee.Daap/DaapService.cs b/src/Extensions/Banshee.Daap/Banshee.Daap/DaapService.cs
index 97dab26..9493d95 100644
--- a/src/Extensions/Banshee.Daap/Banshee.Daap/DaapService.cs
+++ b/src/Extensions/Banshee.Daap/Banshee.Daap/DaapService.cs
@@ -53,6 +53,8 @@ namespace Banshee.Daap
         private DaapContainerSource container;
         private Dictionary<string, DaapSource> source_map;
 
+        private uint actions_id;
+
         internal static DaapProxyWebServer ProxyServer {
             get { return proxy_server; }
         }
@@ -75,6 +77,12 @@ namespace Banshee.Daap
                 proxy_server = null;
             }
 
+            var uia_service = ServiceManager.Get<InterfaceActionService> ();
+            if (uia_service != null) {
+                uia_service.UIManager.RemoveUi (actions_id);
+                uia_service.GlobalActions.Remove ("AddRemoteDaapServerAction");
+            }
+
             // Dispose any remaining child sources
             if (source_map != null) {
                 foreach (KeyValuePair <string, DaapSource> kv in source_map) {
@@ -173,13 +181,15 @@ namespace Banshee.Daap
             }
 
             var uia_service = ServiceManager.Get<InterfaceActionService> ();
-            uia_service.GlobalActions.Add (
-                new ActionEntry ("AddRemoteDaapServerAction", Stock.Add,
-                    Catalog.GetString ("Add Remote DAAP Server"), null,
-                    Catalog.GetString ("Add a new remote DAAP server"),
-                    OnAddRemoteServer)
-            );
-            uia_service.UIManager.AddUiFromResource ("GlobalUI.xml");
+            if (uia_service != null) {
+                uia_service.GlobalActions.Add (
+                    new ActionEntry ("AddRemoteDaapServerAction", Stock.Add,
+                        Catalog.GetString ("Add Remote DAAP Server"), null,
+                        Catalog.GetString ("Add a new remote DAAP server"),
+                        OnAddRemoteServer)
+                );
+                actions_id = uia_service.UIManager.AddUiFromResource ("GlobalUI.xml");
+            }
         }
 
         private void OnAddRemoteServer (object o, EventArgs args)