1 /**

     2    This file is part of CWRT package **

     3 

     4    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). **

     5 

     6    This program is free software: you can redistribute it and/or modify

     7    it under the terms of the GNU (Lesser) General Public License as 

     8    published by the Free Software Foundation, version 2.1 of the License. 

     9    This program is distributed in the hope that it will be useful, but

    10    WITHOUT ANY WARRANTY; without even the implied warranty of 

    11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 

    12    (Lesser) General Public License for more details. You should have 

    13    received a copy of the GNU (Lesser) General Public License along 

    14    with this program. If not, see <http://www.gnu.org/licenses/>.

    15 */

    16 

    17 #ifndef WMDRMDOWNLOADBACKEND_H

    18 #define WMDRMDOWNLOADBACKEND_H

    19 

    20 #include <bldvariant.hrh>

    21 #if defined(RD_WMDRM_DLA_ENABLERS)

    22 

    23 #include "dmcommon.h"

    24 #include "dmcommoninternal.h"

    25 #include "downloadbackend.h"

    26 #include <e32base.h>

    27 

    28 // forward declarations

    29 class DownloadCore;

    30 class ClientDownload;

    31 class CCameseUtility;

    32 

    33 // class declaration

    34 

    35 // concrete download implementation for WM DRM downloads

    36 class WMDRMDownloadBackend : public DownloadBackend, public CActive

    37 {

    38     Q_OBJECT

    39 public:

    40     WMDRMDownloadBackend(DownloadCore *dlCore, ClientDownload *dl);

    41     ~WMDRMDownloadBackend();

    42 

    43     // fetches the wmdrm download attributes

    44     QVariant getAttribute(DownloadAttribute attr);

    45     // sets the wmdrm download specific attributes

    46     int setAttribute(DownloadAttribute attr, const QVariant& value);

    47     // overloaded function for pausing the download

    48     int pause();

    49     // overloaded function for resuming paused download

    50     int resume();

    51     // overloaded function for cancelling the download

    52     int cancel();

    53 

    54     // stores the data in storage

    55     void store(QByteArray data, bool lastChunk=false);

    56     // deletes the storage

    57     void deleteStore();

    58     // returns the size of stored data

    59     qint64 storedDataSize();

    60  

    61     // from base class CActive

    62     void RunL();

    63     void DoCancel();

    64 

    65 

    66 private slots:

    67     void bytesRecieved(qint64 bytesRecieved, qint64 bytesTotal);

    68     void handleFinished();    

    69 private:

    70     // event handler

    71     bool event(QEvent *event);

    72     // mark download failed

    73     void markDownloadFailed(const QString& error);

    74 

    75 private:

    76     DownloadCore *m_downloadCore;

    77     ClientDownload *m_download;

    78     ClientDownload *m_contentDownload; // not owned

    79     CCameseUtility* m_utility;

    80     HBufC8* m_contentUrl;

    81     

    82     // Error status for the synchronous request

    83     TInt m_requestResult;

    84 

    85     //Waiter for the synchronous request  

    86     CActiveSchedulerWait m_wait;   

    87 };

    88 #endif

    89 #endif