/*

* Copyright (c) 2009 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: Music Player media key handler - private implementation.

*

*/

#ifndef MPMEDIAKEYHANDLER_P_H

#define MPMEDIAKEYHANDLER_P_H

#include <remconcoreapitargetobserver.h>

#include <mpxplaybackobserver.h>

#include <mpxplaybackframeworkdefs.h>

class CRemConInterfaceSelector;

class MMPXPlaybackUtility;

class MpMediaKeyHandler;

class MpMediaKeyRemConResponse;

class MpMediaKeyHandlerPrivate : public MRemConCoreApiTargetObserver,

                                 public MMPXPlaybackCallback

{

public:

    MpMediaKeyHandlerPrivate( MpMediaKeyHandler *wrapper );

    virtual ~MpMediaKeyHandlerPrivate();

    void init();

    void setEnabled( bool enable );

// From MRemConCoreApiTargetObserver

    /**

     * From MRemConCoreApiTargetObserver

     * A command has been received.

     *

     * @param aOperationId The operation ID of the command.

     * @param aButtonAct The button action associated with the command.

     */

    void MrccatoCommand(

        TRemConCoreApiOperationId aOperationId,

        TRemConCoreApiButtonAction aButtonAct );

    /**

     * From MRemConCoreApiTargetObserver

     * A 'play' command has been received.

     *

     * @param aSpeed The playback speed.

     * @param aButtonAct The button action associated with the command.

     */

    void MrccatoPlay(

        TRemConCoreApiPlaybackSpeed aSpeed,

        TRemConCoreApiButtonAction aButtonAct );

    /**

     * From MRemConCoreApiTargetObserver

     * A 'tune function' command has been received.

     *

     * @param aTwoPart Determine which channel to be used.

     * @param aMajorChannel The major channel number.

     * @param aMinorChannel The minor channel number.

     * @param aButtonAct The button action associated with the command.

     */

    void MrccatoTuneFunction(

        TBool aTwoPart,

        TUint aMajorChannel,

        TUint aMinorChannel,

        TRemConCoreApiButtonAction aButtonAct );

    /**

     * From MRemConCoreApiTargetObserver

     * A 'select disk function' has been received.

     *

     * @param aDisk The disk.

     * @param aButtonAct The button action associated with the command.

     */

    void MrccatoSelectDiskFunction(

        TUint aDisk,

        TRemConCoreApiButtonAction aButtonAct );

    /**

     * From MRemConCoreApiTargetObserver

     * A 'select AV input function' has been received.

     *

     * @param aAvInputSignalNumber The AV input.

     * @param aButtonAct The button action associated with the command.

     */

    void MrccatoSelectAvInputFunction(

        TUint8 aAvInputSignalNumber,

        TRemConCoreApiButtonAction aButtonAct );

    /**

     * From MRemConCoreApiTargetObserver

     * A 'select audio input function' has been received.

     *

     * @param aAudioInputSignalNumber The audio input.

     * @param aButtonAct The button action associated with the command.

     */

    void MrccatoSelectAudioInputFunction(

        TUint8 aAudioInputSignalNumber,

        TRemConCoreApiButtonAction aButtonAct );

// from base class MMPXPlaybackCallback

    /**

     * From MMPXPlaybackCallback

     * Handle playback property

     *

     * @param aProperty the property

     * @param aValue the value of the property

     * @param aError error code

     */

    void HandlePropertyL( TMPXPlaybackProperty aProperty, TInt aValue, TInt aError );

    /**

     * From MMPXPlaybackCallback

     * Method is called continously until aComplete=ETrue, signifying that

     * it is done and there will be no more callbacks

     * Only new items are passed each time

     *

     * @param aPlayer UID of the subplayer

     * @param aSubPlayers a list of sub players

     * @param aComplete ETrue no more sub players. EFalse more subplayer

     *                  expected

     * @param aError error code

     */

    void HandleSubPlayerNamesL(

        TUid aPlayer,

        const MDesCArray* aSubPlayers,

        TBool aComplete,

        TInt aError );

    /**

     * From MMPXPlaybackCallback

     * Handle media properties

     *

     * @param aMedia media

     * @param aError error code

     */

    void HandleMediaL( const CMPXMedia& aMedia, TInt aError );

private:

    void DoInitL();

    void SendCommand( TMPXPlaybackCommand aCommandId );

    void DoSendCommandL( TMPXPlaybackCommand aCommandId );

    /**

     * Callback for timer

     *

     * @param aPtr Pointer pass to this callback function.

     * @return Zero if callback function doesn't need to be called again.

     *         Otherwise, non-zero.

     */

    static TInt TimerCallback( TAny* aPtr );

    /**

     * Handle repeat event

     */

    void HandleRepeatEvent();

private:

    MpMediaKeyHandler *q_ptr;

    CRemConInterfaceSelector    *iInterfaceSelector;   // owned

    MpMediaKeyRemConResponse    *iResponseHandler;     // owned

    CPeriodic                   *iTimer;               // owned

    MMPXPlaybackUtility         *iPlaybackUtility;

    TBool                       iIncreaseVol;

    TBool                       iEnabled;

};

#endif // MPMEDIAKEYHANDLER_P_H