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33
34#ifndef QVERSITUTILS_P_H
35#define QVERSITUTILS_P_H
36
37//
38// W A R N I N G
39// -------------
40//
41// This file is not part of the Qt API. It exists purely as an
42// implementation detail. This header file may change from version to
43// version without notice, or even be removed.
44//
45// We mean it.
46//
47
48#include <QtCore/qbytearray.h>
49#include <QtCore/qbytearraymatcher.h>
50#include <QtCore/qlist.h>
51#include <QtCore/QMutex>
52
53#include <QtVersit/qversitproperty.h>
54
55QT_FORWARD_DECLARE_CLASS(QString)
56QT_FORWARD_DECLARE_CLASS(QTextCodec)
57QT_FORWARD_DECLARE_CLASS(QVariant)
58
59QT_BEGIN_NAMESPACE_VERSIT
60
61class QVersitDocument;
62
63class Q_VERSIT_EXPORT VersitUtils
64{
65public:
66 static QByteArray encode(const QByteArray& ba, QTextCodec* codec);
67 static QByteArray encode(char ch, QTextCodec* codec);
68 static QList<QByteArrayMatcher>* newlineList(QTextCodec* codec);
69 static void changeCodec(QTextCodec* codec);
70 static QVersitProperty takeProperty(const QVersitDocument& document,
71 const QString& propertyName,
72 QList<QVersitProperty>* toBeRemoved);
73 static bool isValidUtf8(const QByteArray& bytes);
74 static bool convertToJson(const QVariant &data, QString *json);
75 static bool convertFromJson(const QString &json, QVariant *data);
76
77private:
78 // These are caches for performance:
79 // The previous codec that encode(char, QTextCodec) was called with
80 static QTextCodec* m_previousCodec;
81 // The QByteArray corresponding to each char from 0-255, encoded with m_previousCodec
82 static QByteArray m_encodingMap[256];
83 // List of different newline delimeters, encoded with m_previousCodec
84 static QList<QByteArrayMatcher>* m_newlineList;
85 static QBasicMutex m_staticLock;
86};
87
88QT_END_NAMESPACE_VERSIT
89
90#endif // QVERSITUTILS_P_H
91

source code of qtpim/src/versit/qversitutils_p.h