diff -r 000000000000 -r a2952bb97e68 mmappfw_plat/mpx_playback_common_definition_api/inc/mpxplaybackplugin.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmappfw_plat/mpx_playback_common_definition_api/inc/mpxplaybackplugin.h	Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,254 @@
+/*
+* 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:  Playback plugin interface
+*
+*/
+
+
+#ifndef CMPXPLAYBACKPLUGIN_H
+#define CMPXPLAYBACKPLUGIN_H
+
+// INCLUDES
+#include <ecom/ecom.h>
+#include <mpxplaybackframeworkdefs.h>
+#include <mpxattribute.h>
+#include <mpxattributespecs.h>
+#include <mpxcommand.h>
+
+// FORWARD DECLARATIONS
+
+class MMPXPlaybackPluginObserver;
+
+// CONSTANTS
+const TUid KMPXPlaybackInterfaceUid={0x101FFC05};
+
+// CLASS DECLARATION
+
+/**
+*  Interface to play media.
+*
+*  @lib mpxcommon.lib
+*/
+NONSHARABLE_CLASS(CMPXPlaybackPlugin): public CBase
+    {
+
+public: // Constructors and destructor
+
+    /**
+    * Two-phased constructor.
+    *
+    * @since S60 3.2.3
+    * @param aUid uid of interface implementation
+    * @param aObs observer
+    * @return object of constructed
+    */
+    inline static CMPXPlaybackPlugin* NewL(TUid aUid,
+                                      MMPXPlaybackPluginObserver& aObs);
+
+    /**
+    * Two-phased constructor.
+    *
+    * @since S60 3.2.3
+    * @param aUid uid of interface implementation
+    * @return object of constructed
+    */
+    inline static CMPXPlaybackPlugin* NewL(TUid aUid);
+
+    /**
+    * Destructor.
+    *
+    * @since S60 3.2.3
+    */
+    inline virtual ~CMPXPlaybackPlugin();
+
+public:
+
+    /**
+     * Implementation uid of plugin.
+     *
+     * @since S60 3.2.3
+     */
+    inline const TUid& Uid();
+
+    /**
+    * Set observer.
+    *
+    * @since S60 3.2.3
+    * @param aObs observer
+    */
+    virtual inline void SetObserver(MMPXPlaybackPluginObserver& aObs);
+
+    /**
+    * Initializes a song for playback.
+    *
+    * @since S60 3.2.3
+    * @param aSong the song path
+    */
+    virtual void InitialiseL(const TDesC& aSong)=0;
+
+    /**
+    * Initializes a song for playback.
+    *
+    * @since S60 3.2.3
+    * @param aFile file handle of a song
+    */
+    virtual void InitialiseL(RFile& aSong)=0;
+
+    /** 
+    * Executes a command on the selected song.
+    *
+    * @since S60 3.2.3
+    * @param aCmd a command
+    * @param aData data (optional)
+    * @deprecated Use method CMPXPlaybackPlugin::CommandL(
+    *     CMPXCommand& aCmd) instead.
+    */
+    virtual void CommandL(TMPXPlaybackCommand aCmd, TInt aData=0)=0;
+
+    /**
+     * Executes a command.
+     *
+     * @since S60 3.2.3
+     * @param aCmd a command
+     */
+     virtual void CommandL(CMPXCommand& /*aCmd*/)
+         {/*Note: All clients need to implement this */}
+
+    /**
+    * Sets a property of the plugin.
+    *
+    * @since S60 3.2.3
+    * @param aProperty a playback property
+    * @param aValue the value of the property
+    */
+    virtual void SetL(TMPXPlaybackProperty aProperty, TInt aValue)=0;
+
+    /** 
+     * Gets a property of the plugin (async).
+     *
+     * Plugin has to implement either ValueL or PropertyL. But the plugin can not
+     * implement both of the functions. Otherwise, there will be circular function call.
+     *
+     * @since S60 3.2.3
+     * @param aProperty a property
+     * @deprecated Use method CMPXPlaybackPlugin::PropertyL(
+     *        TMPXPlaybackProperty aProperty) instead.
+     * Note: please call PropertyL in the downloadproxy plugin.
+     */
+    virtual void ValueL(TMPXPlaybackProperty aProperty) const
+         {
+         // Call the propertyL of the plugin which does not implement the ValueL
+         PropertyL(aProperty);
+         }
+
+     /**
+      * Gets a property of the plugin (async).
+      * Result will be called back in HandleProperty.
+      *
+      * @since S60 3.2.3
+      * @param aProperty a property
+      */
+    virtual void PropertyL(TMPXPlaybackProperty aProperty) const
+         {
+         //Note: change into pure virtual when all plugins implement the api
+         //Default map to ValueL of the plugin which does not implement the PropertyL
+         ValueL(aProperty);
+         }
+
+    /**
+    * Gets a list of sub players.
+    *
+    * @since S60 3.2.3
+    * @return a list of names of sub players
+    */
+    virtual void SubPlayerNamesL()=0;
+
+    /**
+    * Select a sub player.
+    *
+    * @since S60 3.2.3
+    * @param aIndex index to the sub player
+    */
+    virtual void SelectSubPlayerL(TInt aIndex)=0;
+
+    /**
+    * Returns current sub player name.
+    *
+    * @since S60 3.2.3
+    * @return friendly name of the current the sub player
+    */
+    virtual const TDesC& SubPlayerName()=0;
+
+    /**
+    * Current sub player index.
+    *
+    * @since S60 3.2.3
+    * @return index to the sub player
+    */
+    virtual TInt SubPlayerIndex() const=0;
+
+    /**
+    * Implement the version with CMPXAttributeSpecs instead.
+    * This will be removed in a future release.
+    *
+    * Extended properties of the current file (async).
+    *
+    * @since S60 3.2.3
+    * @param aAttrs attributes requested
+    * @deprecated Use method CMPXPlaybackPlugin::MediaL(
+    *       const TArray<TMPXAttribute>& aAttrs,
+    *       CMPXAttributeSpecs* aSpecs ) instead.
+    */
+    virtual void MediaL(const TArray<TMPXAttribute>& aAttrs)=0;
+
+    /**
+    * Should make this pure virtual in the future when
+    * the previous API is removed and all client has implement
+    * this API.
+    *
+    * Extended properties of the current file (async).
+    *
+    * @since S60 3.2.3
+    * @param aAttrs attributes requested
+    * @param aSpecs attribute spec, ownership not passed
+    */
+    virtual void MediaL(
+        const TArray<TMPXAttribute>& aAttrs,
+        CMPXAttributeSpecs* /*aSpecs*/ )
+        {
+        MediaL( aAttrs );
+        };
+
+    /**
+    * Cancel outstanding request.
+    *
+    * @since S60 3.2.3
+    */
+    virtual void CancelRequest()=0;
+
+protected:
+    MMPXPlaybackPluginObserver*  iObs; // Not owned
+
+private: // Data
+
+    // identifies the actual plugin instance
+    TUid iDtorKey;
+    TUid iUid; //Implementation uid of the plugin
+    };
+
+#include "mpxplaybackplugin.inl"
+
+#endif      // CMPXPLAYBACKPLUGIN_H
+
+