/*

* Copyright (c) 2010 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 home screen widget

*

*/

#ifndef MUSICWIDGET_H

#define MUSICWIDGET_H

#include <hbwidget.h>

#include <xqappmgr.h>

// Forward declarations

class HbLabel;

class HbPushButton;

class HbIcon;

class HbMarqueeItem;

class MpEngine;

class MpAlbumCoverWidget;

/**

 * Media key identifier for push button events

 */

    EPrevious = 1,

    EPlayPause,

    ENext

};

/**

 * Music Player launch source identifier

 */    

};

class MusicWidget: public HbWidget

{

    Q_OBJECT

public:    

    MusicWidget(QGraphicsItem *parent = 0, Qt::WindowFlags flags = 0);

    ~MusicWidget();

private:

    /**

     * Setup graphics

     */    

    void setupUi();

    /**

     * Get latest song data, player state and album art 

     */      

    void refreshData();

    /**

     * Launch Music Player to view

     */      

    /**

    /**

public slots:

    /**

     */    

    void onInitialize();

    void onShow();

    void onHide();

    void onUninitialize();

    /**

    void libraryUpdateStarted();

    void libraryUpdated();

    void usbBlocked( bool blocked );    

    /**

     */        

    void albumArtReady();

    void playbackStateChanged();

    void playbackInfoChanged();    

private slots:

    /**

     * Slots to be called after button press

     */    

private:  

    //mSongDataLayout items

    HbMarqueeItem *mMarqueeText;

    // mControlButtonsLayout items

    HbPushButton *mPreviousPushButton;

    HbPushButton *mPlayPushButton;

    HbPushButton *mNextPushButton;

    // MusicPlayer related state identifiers

    bool mMusicPlayerUpdating;

    bool mMusicPlayerBlocked;

    // Album art for background

    MpAlbumCoverWidget *mAlbumArt;

    // Used to launch MusicPlayer

    XQApplicationManager mApplicationManager;

    // MusicPlayer control and state updates

};

#endif // MUSICWIDGET_H