1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 *  Version     : %version: 1 %

    17 */

    18 #ifndef MYDATAPROVIDER2_H

    19 #define MYDATAPROVIDER2_H

    20 

    21 #include <QtGui>

    22 

    23 #include <thumbnailmanager_qt.h>

    24 #include <hgwidgets/hgdataprovidermodel.h>

    25 #include <QList>

    26 #include <QPair>

    27 #include <mdesession.h>

    28 #include <mdequery.h>

    29 #include "flogger.h"

    30 

    31 class HbIcon;

    32 class CMdESession;

    33 class CActiveSchedulerWait;

    34 class QEventLoop;

    35 

    36 class MyDataProvider : public HgDataProviderModel, public MMdESessionObserver, public MMdEQueryObserver

    37 {

    38     Q_OBJECT

    39 

    40 public:

    41     MyDataProvider(QObject *parent = 0);

    42     ~MyDataProvider();

    43     void changeIconSize(ThumbnailManager::ThumbnailSize aThumbnailsize);

    44 	

    45 //from MMdESessionObserver and MMdEQueryObserver

    46     virtual void HandleSessionOpened(CMdESession& aSession, TInt aError);

    47     virtual void HandleSessionError(CMdESession& , TInt ){};

    48     virtual void HandleQueryNewResults(CMdEQuery& , TInt ,TInt ){};

    49     virtual void HandleQueryCompleted(CMdEQuery& aQuery, TInt aError);

    50 	

    51 //from HgDataProviderModel

    52     virtual void doReleaseData(QList<int> list, bool silent);

    53     virtual void doRequestData(QList<int> list, bool silent);  

    54     virtual QVariant defaultIcon() const;    

    55 

    56 protected:

    57     virtual void doResetModel();

    58     

    59 public slots:

    60     void thumbnailReady( QPixmap , void* , int, int ); 

    61 

    62 private:

    63     void getNextThumbnail();

    64     void readMDSData();

    65 	

    66 private:

    67     HbIcon* mDefaultIcon;

    68     CActiveSchedulerWait* mScheduler;

    69     ThumbnailManager* mWrapper;

    70     QList<int> mWaitingThumbnails;

    71     bool mThumbnailRequestPending;

    72     int mThumbnailRequestIndex;

    73     int mThumbnailRequestID;

    74 	ThumbnailManager::ThumbnailSize mThumbnailsize;

    75 	bool mMDSLoadInProgress;

    76 };

    77 

    78 #endif // MYDATAPROVIDER2_H

    79