diff -r 839377eedc2b -r befca0ec475f videocollection/hgmyvideos/inc/vcxhgmyvideoscategorymodelobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/videocollection/hgmyvideos/inc/vcxhgmyvideoscategorymodelobserver.h	Wed Sep 01 12:30:28 2010 +0100
@@ -0,0 +1,75 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:      Observer interface for category data changes.*
+*/
+
+
+
+
+#ifndef VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H
+#define VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H
+
+// INCLUDES
+
+#include <mpxcollectionmessagedefs.h>
+#include <mpxitemid.h>
+
+// FORWARD DECLARATIONS
+
+class CMPXMediaArray;
+class CMPXMedia;
+
+// CLASS DECLARATION
+
+/**
+ * Observer interface for category data changes.
+ * 
+ * @lib vcxhgmyvideos.lib
+ */
+NONSHARABLE_CLASS( MVcxHgMyVideosCategoryModelObserver )
+    {
+    public:
+    
+        /**
+         * Called when a list of categories is available.
+         * Ownership of array is transferred.
+         * 
+         * @param aCategoryList List of categories
+         * @param aIsPartial    ETrue if list fetching continues, and KVcxMessageMyVideosListComplete 
+         *                      message will arrive. EFalse if this is last event of list fetching.
+         */
+        virtual void NewCategoryListL( CMPXMediaArray* aCategoryList, TBool aIsPartial ) = 0;
+
+        /**
+         * Called when the list of categories has been modified.
+         */
+        virtual void CategoryListModifiedL() = 0;
+
+        /**
+         * Called when a single category has been modified (add/remove/modify).
+         * 
+         * @param aEventType Type of modification event (add/remove/modify).
+         * @param aMpxItemId MPX Item Id of the modified item.
+         */
+        virtual void CategoryModifiedL( TMPXChangeEventType aEventType, 
+                                        TMPXItemId& aMpxItemId ) = 0;
+        
+        /**
+         * Called when category list items have been fetched.
+         */
+        virtual void CategoryListFetchingCompletedL() = 0;
+
+    };
+
+#endif // VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H