1 /*

     2 * Copyright (c) 2009-2010 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 CXEIMAGEDATAITEM_H

    18 #define CXEIMAGEDATAITEM_H

    19 

    20 #include <QObject>

    21 #include <QString>

    22 #include <QMetaType>

    23 

    24 #include "cxeerror.h"

    25 

    26 /**

    27  * CxeImageDataItem represents a single object that is in a queue to be saved to

    28  * the file system.

    29  */

    30 class CxeImageDataItem : public QObject

    31 {

    32     Q_OBJECT

    33 

    34 public:

    35     // State Machine

    36     enum State {

    37         SavePending = 0x01,

    38         Saving      = 0x02,

    39         Saved       = 0x04,

    40         SaveFailed  = 0x08

    41         };

    42 

    43     /**

    44      * Helper method to save file to Fs

    45      * @return symbian error code

    46      */

    47     virtual CxeError::Id save() = 0;

    48 

    49     /**

    50      * Get the current state for this item.

    51      *

    52      * @return State

    53      */

    54     virtual State state() const = 0;

    55 

    56     /**

    57      * Get the id of this item.

    58      */

    59     virtual int id() const = 0;

    60 

    61     /**

    62      * Get the id of this item.

    63      */

    64     virtual QString path() const = 0;

    65 

    66 signals:

    67     void imageSaved(CxeError::Id error, const QString &filename, int id);

    68     void stateChanged(State newState, CxeError::Id error);

    69 

    70 protected:

    71     CxeImageDataItem() {}

    72 

    73 private:

    74     Q_DISABLE_COPY(CxeImageDataItem)

    75 };

    76 

    77 Q_DECLARE_METATYPE(CxeImageDataItem::State)

    78 

    79 #endif // CXEIMAGEDATAITEM_H