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ksycoca_p.h
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1 /* This file is part of the KDE libraries
2  * Copyright (C) 1999-2000 Waldo Bastian <bastian@kde.org>
3  * Copyright (C) 2005-2009 David Faure <faure@kde.org>
4  * Copyright (C) 2008 Hamish Rodda <rodda@kde.org>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License version 2 as published by the Free Software Foundation;
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public License
16  * along with this library; see the file COPYING.LIB. If not, write to
17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18  * Boston, MA 02110-1301, USA.
19  **/
20 
21 #ifndef KSYCOCA_P_H
22 #define KSYCOCA_P_H
23 
24 #include "ksycocafactory.h"
25 #include <QStringList>
26 class QFile;
27 class QDataStream;
28 class KSycocaAbstractDevice;
29 
30 class KSycocaPrivate
31 {
32 public:
33  KSycocaPrivate();
34  bool checkVersion();
35  bool openDatabase(bool openDummyIfNotFound=true);
36  enum BehaviorIfNotFound {
37  IfNotFoundDoNothing = 0,
38  IfNotFoundOpenDummy = 1,
39  IfNotFoundRecreate = 2
40  };
41  Q_DECLARE_FLAGS(BehaviorsIfNotFound, BehaviorIfNotFound)
42  bool checkDatabase(BehaviorsIfNotFound ifNotFound);
43  void closeDatabase();
44  void setStrategyFromString(const QString& strategy);
45  bool tryMmap();
46 
47  KSycocaAbstractDevice* device();
48  QDataStream*& stream();
49 
50  enum {
51  DatabaseNotOpen, // openDatabase must be called
52  NoDatabase, // not found, so we opened a dummy one instead
53  BadVersion, // it's opened, but it's not useable
54  DatabaseOK } databaseStatus;
55  bool readError;
56 
57  quint32 timeStamp;
58  enum { StrategyMmap, StrategyMemFile, StrategyFile, StrategyDummyBuffer } m_sycocaStrategy;
59  QString m_databasePath;
60  QStringList changeList;
61  QString language;
62  quint32 updateSig;
63  QStringList allResourceDirs;
64 
65  void addFactory(KSycocaFactory* factory) {
66  m_factories.append(factory);
67  }
68  KSycocaFactoryList* factories() { return &m_factories; }
69 
70 private:
71  KSycocaFactoryList m_factories;
72  size_t sycoca_size;
73  const char *sycoca_mmap;
74  QFile* m_mmapFile;
75  KSycocaAbstractDevice* m_device;
76 };
77 
78 #endif /* KSYCOCA_P_H */
79 
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