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 CXEFILENAMEGENERATORSYMBIAN_H

    18 #define CXEFILENAMEGENERATORSYMBIAN_H

    19 

    20 #include <QString>

    21 #include "cxefilenamegenerator.h"

    22 #include "cxenamespace.h"

    23 #include "cxeerror.h"

    24 

    25 class RFs;

    26 class CxeSettings;

    27 static const int KCamMonthFolderNameLength = 8;

    28 

    29 /**

    30  * CxeFilenameGeneratorSymbian provides file names for saving images and videos.

    31  */

    32 class CxeFilenameGeneratorSymbian : public CxeFilenameGenerator

    33 {

    34 public:

    35 

    36     CxeFilenameGeneratorSymbian(CxeSettings &settings, Cxe::CameraMode mode);

    37     virtual ~CxeFilenameGeneratorSymbian();

    38 

    39 public:

    40 

    41     CxeError::Id init(Cxe::CameraMode mode);

    42     void startNewImageFilenameSequence();

    43     CxeError::Id nextImageFilenameInSequence(QString &filename, const QString &fileExt);

    44     CxeError::Id generateFilename(QString &filename, const QString &fileExt);

    45     void raiseCounterValue();

    46 

    47 private:

    48 

    49     // Private methods

    50 

    51     int checkExistence(const QString& path);

    52     int ensureExists(const QString& path, bool& created);

    53     bool spaceAvailable(int &driveIndex, TInt64 minSpaceInBytes);

    54     int selectDrive(int &drive);

    55     void initBasePath(QString &path, int drive);

    56     int initMonthFolders();

    57     int computeMonthCounter(QString &path, QString& monthFolder, int &monthCounter);

    58     void computeFolderSuffix(int folderNumber, QString &suffix);

    59     int selectFolder(QString &path);

    60     void resetCounters(QString &monthFolder);

    61     int generateUniqueFileName(QString &filePath, QString &fileName, const QString &ext);

    62 

    63 private:

    64 

    65     // FileSystem object

    66     RFs &mFs;

    67 

    68     // Reference of SettingsImp (not owned)

    69     CxeSettings &mSettings;

    70     // Current mode: image/video

    71     Cxe::CameraMode mCurrentMode;

    72 

    73     /**

    74      * Base paths for image and video files: (E:\images\camera\).

    75      */

    76     QString mImagesPath;

    77     QString mVideosPath;

    78 

    79     // Month folder name: YYMMDD - common for image and video

    80     QString mCurrentMonth;

    81 

    82     // Month counters for image and video modes.

    83     // Used for computing two digit postfix for month folders

    84     int mMonthCounterImage;

    85     int mMonthCounterVideo;

    86 

    87     // Last used image and video numbers

    88     int mImageCounter;

    89     int mVideoCounter;

    90 

    91 };

    92 

    93 #endif // CXEFILENAMEGENERATORSYMBIAN_H