--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmappfw_plat/collection_helper_api/inc/mpxcollectionuihelperobserver.h	Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,103 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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:  Collection Ui Helper common observer interface
+*
+*/
+
+
+#ifndef MMPXCOLLECTIONUIHELPEROBSERVER_H
+#define MMPXCOLLECTIONUIHELPEROBSERVER_H
+
+#include <mpxmediageneraldefs.h>
+
+/**
+* Different operations handled by the collection helper
+*/
+enum TCHelperOperation
+    {
+    EAddOp,
+    EDeleteOp,
+    ESetOp,
+    EEmbeddedOpenOp,
+    EMoveOp,
+    EExportPlaylistOp,
+    ERenameOp,
+    EReorderPlaylistOp,
+    EDeleteStatusOp
+    };
+
+    
+/**
+* Generic Observer class for the ui helper
+* A single callback function, but usable for all collection helper callbacks
+*/
+NONSHARABLE_CLASS( MMPXCHelperObserver )
+    {
+public:
+    // ADD Operation
+        /**
+        * Handles the completion of adding a media event.
+		* @since S60 3.2.3
+        * @param aOperation = EAddOp.
+        * @param aArgument a media object representing the added media.
+        *        If this is the callback for adding a playlist media,
+        *        the content of this object is the same as what's
+        *        supplied in AddL, except that URI for the playlist
+        *        is added to the object upon successful processing
+        *        of AddL. Client should take over the ownership of
+        *        this object. NULL if an error has occured during
+        *        processing of AddL.
+        * @param aErr the error code for AddL processing error.
+        */
+
+    // SET Operation
+        /**
+        * Handles the completion of setting a media event.
+		* @since S60 3.2.3
+        * @param aOperation = ESetOp.
+        * @param aArgument a media object representing the updated media.
+        *        Client takes over the ownershop of this object.
+        * @param aErr the error code for SetL processing error.
+        */
+
+    // RENAME Operation
+        /**
+        * Handles the completion of renaming a media event.
+		* @since S60 3.2.3
+        * @param aOperation = EDeleteOp.
+        * @param aArgument a media object representing the renamed media.
+        * @param aErr the error code for RenameL processing error
+        */
+    virtual void HandleOperationCompleteL( TCHelperOperation aOperation,
+                                           TInt aErr,
+                                           void* aArgument ) = 0;
+    };
+
+/**
+* Observer class for the ui helper, embedded open mode
+*/
+NONSHARABLE_CLASS( MMPXCHelperEmbeddedOpenObserver )
+    {
+public:
+    /**
+    * Callback to the observer for embedded OpenL() result.
+	* @since S60 3.2.3
+    * @param aErr error for the operation KErrNone if successful.
+    * @param aCategory category of the file opened
+    */
+    virtual void HandleEmbeddedOpenL( TInt aErr, TMPXGeneralCategory aCategory ) = 0;
+    };
+
+
+#endif // MMPXCOLLECTIONUIHELPEROBSERVER_H