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1 /** |
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2 This file is part of CWRT package ** |
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3 |
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4 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** |
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5 |
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6 This program is free software: you can redistribute it and/or modify |
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7 it under the terms of the GNU (Lesser) General Public License as |
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8 published by the Free Software Foundation, version 2.1 of the License. |
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9 This program is distributed in the hope that it will be useful, but |
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10 WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 (Lesser) General Public License for more details. You should have |
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13 received a copy of the GNU (Lesser) General Public License along |
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14 with this program. If not, see <http://www.gnu.org/licenses/>. |
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15 */ |
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16 |
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17 #ifndef OMADOWNLOADBACKEND_H |
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18 #define OMADOWNLOADBACKEND_H |
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19 |
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20 #include "dmcommon.h" |
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21 #include "dmcommoninternal.h" |
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22 #include "dmpimpl.h" |
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23 #include "downloadbackend.h" |
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24 |
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25 // forward declarations |
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26 class OMADownloadBackendPrivate; |
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27 class DownloadCore; |
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28 class ClientDownload; |
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29 |
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30 typedef QList<ClientDownload*> MediaDownloadList; |
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31 |
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32 // class declaration |
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33 |
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34 // concrete download implementation for OMA downloads |
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35 class OMADownloadBackend : public DownloadBackend |
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36 { |
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37 Q_OBJECT |
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38 DM_DECLARE_PRIVATE(OMADownloadBackend); // private implementation |
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39 public: |
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40 OMADownloadBackend(DownloadCore *dlCore, ClientDownload *dl); |
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41 ~OMADownloadBackend(); |
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42 |
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43 // fetches the oma download attributes |
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44 QVariant getAttribute(DownloadAttribute attr); |
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45 // sets the oma download specific attributes |
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46 int setAttribute(DownloadAttribute attr, const QVariant& value); |
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47 // overloaded function for pausing the download |
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48 int pause(); |
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49 // overloaded function for resuming paused download |
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50 int resume(); |
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51 // overloaded function for cancelling the download |
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52 int cancel(); |
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53 |
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54 // stores the data in storage |
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55 void store(QByteArray data, bool lastChunk=false); |
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56 // deletes the storage |
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57 void deleteStore(); |
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58 // returns the size of stored data |
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59 qint64 storedDataSize(); |
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60 |
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61 private slots: |
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62 void bytesRecieved(qint64 bytesRecieved, qint64 bytesTotal); |
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63 void handleFinished(); |
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64 void bytesUploaded(qint64, qint64); |
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65 private: |
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66 // parses download descriptor |
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67 bool parseDownloadDescriptor(); |
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68 // does the capability check on receiving DD |
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69 bool checkDownloadDescriptor(); |
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70 // event handler |
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71 bool event(QEvent *event); |
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72 }; |
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73 |
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74 #endif |