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 */

    17 #ifndef CXETHUMBNAILMANAGERSYMBIAN_H_

    18 #define CXETHUMBNAILMANAGERSYMBIAN_H_

    19 

    20 #include <QHash>

    21 #include <QObject>

    22 #include <QString>

    23 #include <QPixmap>

    24 #include <QImage>

    25 

    26 // forward declaration

    27 class ThumbnailManager;

    28 

    29 

    30 /*!

    31 * Class handles thumbnail creation for both still and video. It uses Thumbnail manager

    32 * component for creating the thumb nails for the given snapshot and the file name.

    33 */

    34 class CxeThumbnailManagerSymbian  : public QObject

    35 {

    36     Q_OBJECT

    37 

    38 public:

    39 

    40     CxeThumbnailManagerSymbian();

    41     ~CxeThumbnailManagerSymbian();

    42 

    43 public slots:

    44 

    45     /**

    46      * Creates from given thumbnail.

    47      */

    48     virtual void createThumbnail(const QString &filename, const QImage &thumbnail);

    49 

    50     /**

    51      * Cancels thumbnail creation.

    52      */

    53     virtual void cancelThumbnail(const QString& filename);

    54 

    55 private slots:

    56 

    57     /**

    58      * slot that gets called when thumbnail manager has created a thumbnail

    59      */

    60     void thumbnailReady(QPixmap thumbnail, void * data, int id, int error);

    61 

    62 private:

    63     ThumbnailManager *mThumbnailManager;

    64     // file name, thumbnail id hash table

    65     QHash<QString, int> mThumbnailRequests;

    66 };

    67 

    68 #endif /* CXETHUMBNAILMANAGERSYMBIAN_H_ */