--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmappfw_plat/mpx_playback_common_definition_api/inc/mpxplaybackpluginobserver.h	Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,117 @@
+/*
+* 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:  Player plugin observer
+*
+*/
+
+
+#ifndef MMPXMPLAYBACKPLUGINOBSERVER_H
+#define MMPXMPLAYBACKPLUGINOBSERVER_H
+
+// INCLUDES
+#include <mpxplaybackengineobserver.h>
+
+// FORWARD DECLARATIONS
+
+// CONSTANTS
+
+// CLASS DECLARATION
+
+
+/**
+*  Observer interface for playback plugin.
+*
+*  @lib mpxcommon.lib
+*/
+NONSHARABLE_CLASS(MMPXPlaybackPluginObserver) : public MMPXPlaybackEngineObserver
+    {
+public:
+    /** 
+    *  Event for observer.
+    *
+    *  @deprecated Use CMPXMessage definition instead.
+    */ 
+    enum TEvent 
+        { 
+        EPInitialised,   // 0 async response for Initialise, aData=duration
+        EPPlaying,       // 1 async response for Play
+        EPPlayComplete,  // 2
+        EPPaused,        // 3 async response for Pause
+        EPStopped,       // 4 async response for Stop
+        EPClosed,        // 5 async response for Close, or Close when stop. aData=command id
+        EPSetComplete,   // 6 async response for SetL aData=propoerty
+        EPActive,        // 7 aData=ETrue/EFalse
+        EPSupportedFeaturesChanged,  // 8 aData=supported featured
+        EPDurationChanged,           // 9 aData=duration in ms.
+        EPDownloadPositionChanged,   // 10
+        EPDownloadStateChanged,      // 11
+        EPDownloadCmdPauseDownload,  // 12
+        EPDownloadCmdResumeDownload, // 13
+        EPDownloadCmdCancelDownload, // 14
+        EPDownloadStarted,     // 15 aData=total expected bytes
+        EPDownloadingUpdated,  // 16 aData=total bytes so far
+        EPDownloadingCanceled, // 17 aData=total bytes so far
+        EPDownloadingComplete, // 18 aData=total bytes downloaded
+        EPSubPlayersChanged,   // 19
+        EPPlayerUnavailable,   // 20
+        EPVolumeChanged,       // 21 aData=volume level
+        EPMuteChanged,         // 22 aData=mute value
+        EPPluginSeeking,       // 23 Plugin transition to seeking state
+        EPPositionChanged,     // 24 aData=new position
+        EPBufferingStarted,     // 25 
+        EPDownloadFileMoved
+        };
+public:
+
+    /** 
+    * Handle plugin event.
+    *
+    * @since S60 3.2.3
+    * @param aEvent the event type
+    * @param aData optional data
+    * @param aError error code of the event
+    * @deprecated Use method MMPXPlaybackPluginObserver::HandlePlaybackMessage
+    *    (CMPXMessage* aMsg, TInt aErr) instead.
+    */
+    virtual void HandlePluginEvent(TEvent aEvent,TInt aData,TInt aError)=0;
+
+    /** 
+     * Handle message from plug-in.
+     *
+     * @since S60 3.2.3
+     * @param aMsg message from the plug-in
+     * @deprecated Use method MMPXPlaybackPluginObserver::HandlePlaybackMessage
+    *    (CMPXMessage* aMsg, TInt aErr) instead.
+    */
+    virtual void HandlePlaybackMessage(const CMPXMessage& aMsg) 
+        {
+        HandlePlaybackMessage(const_cast<CMPXMessage*>(&aMsg), KErrNone);
+        }
+    
+    /**
+     * Handle message from plug-in.
+     * TO DO: make it as pure virtual when previous callback removed.
+     *
+     * @since S60 3.2.3
+     * @param aMsg message from the plug-in. Ownership not transferred.
+     * @param aErr system error code. if aErr is not KErrNone, aMsg will not be 
+     *             used
+     */
+    virtual void HandlePlaybackMessage(CMPXMessage* /*aMsg*/, 
+                                       TInt /*aErr*/) {}
+    };
+
+#endif      // MMPXMPLAYBACKPLUGINOBSERVER_H
+
+// End of file