1 | /* |
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2 | |
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3 | Copyright 2014 S. Razi Alavizadeh |
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4 | Copyright 2013-2015 Adam Reichold |
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5 | |
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6 | This file is part of qpdfview. |
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7 | |
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8 | qpdfview is free software: you can redistribute it and/or modify |
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9 | it under the terms of the GNU General Public License as published by |
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10 | the Free Software Foundation, either version 2 of the License, or |
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11 | (at your option) any later version. |
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12 | |
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13 | qpdfview is distributed in the hope that it will be useful, |
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14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | GNU General Public License for more details. |
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17 | |
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18 | You should have received a copy of the GNU General Public License |
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19 | along with qpdfview. If not, see <http://www.gnu.org/licenses/>. |
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20 | |
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21 | */ |
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22 | |
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23 | #ifndef DATABASE_H |
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24 | #define DATABASE_H |
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25 | |
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26 | #include <QObject> |
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27 | |
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28 | #ifdef WITH_SQL |
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29 | |
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30 | #include <QSqlDatabase> |
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31 | |
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32 | #endif // WITH_SQL |
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33 | |
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34 | class QDateTime; |
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35 | |
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36 | #include "global.h" |
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37 | |
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38 | namespace qpdfview |
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39 | { |
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40 | |
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41 | class DocumentView; |
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42 | |
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43 | class Database : public QObject |
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44 | { |
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45 | Q_OBJECT |
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46 | |
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47 | public: |
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48 | static Database* instance(); |
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49 | ~Database(); |
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50 | |
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51 | QStringList loadInstanceNames(); |
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52 | |
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53 | struct RestoreTab |
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54 | { |
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55 | virtual DocumentView* operator()(const QString& absoluteFilePath) const = 0; |
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56 | }; |
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57 | |
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58 | void restoreTabs(const RestoreTab& restoreTab); |
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59 | void saveTabs(const QList< DocumentView* >& tabs); |
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60 | void clearTabs(); |
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61 | |
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62 | void restoreBookmarks(); |
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63 | void saveBookmarks(); |
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64 | void clearBookmarks(); |
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65 | |
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66 | void restorePerFileSettings(DocumentView* tab); |
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67 | void savePerFileSettings(const DocumentView* tab); |
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68 | |
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69 | private: |
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70 | Q_DISABLE_COPY(Database) |
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71 | |
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72 | static Database* s_instance; |
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73 | Database(QObject* parent = 0); |
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74 | |
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75 | static QString instanceName(); |
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76 | |
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77 | #ifdef WITH_SQL |
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78 | |
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79 | bool prepareTabs_v4(); |
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80 | bool prepareBookmarks_v3(); |
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81 | bool preparePerFileSettings_v4(); |
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82 | |
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83 | void migrateTabs_v3_v4(); |
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84 | void migrateTabs_v2_v4(); |
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85 | void migrateTabs_v1_v4(); |
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86 | void migrateBookmarks_v2_v3(); |
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87 | void migrateBookmarks_v1_v3(); |
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88 | void migratePerFileSettings_v3_v4(); |
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89 | void migratePerFileSettings_v2_v4(); |
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90 | void migratePerFileSettings_v1_v4(); |
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91 | |
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92 | bool prepareTable(const QString& prepare); |
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93 | void migrateTable(const QString& migrate, const QString& prune, const QString& warning); |
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94 | |
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95 | void limitPerFileSettings(); |
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96 | |
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97 | QSqlDatabase m_database; |
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98 | |
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99 | #endif // WITH_SQL |
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100 | |
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101 | }; |
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102 | |
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103 | } // qpdfview |
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104 | |
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105 | #endif // DATABASE_H |
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