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40 #ifndef QTLOCKEDFILE_H
41 #define QTLOCKEDFILE_H
43 #include <QtCore/QFile>
45 #include <QtCore/QVector>
49 # if !defined(QT_QTLOCKEDFILE_EXPORT) && !defined(QT_QTLOCKEDFILE_IMPORT)
50 # define QT_QTLOCKEDFILE_EXPORT
51 # elif defined(QT_QTLOCKEDFILE_IMPORT)
52 # if defined(QT_QTLOCKEDFILE_EXPORT)
53 # undef QT_QTLOCKEDFILE_EXPORT
55 # define QT_QTLOCKEDFILE_EXPORT __declspec(dllimport)
56 # elif defined(QT_QTLOCKEDFILE_EXPORT)
57 # undef QT_QTLOCKEDFILE_EXPORT
58 # define QT_QTLOCKEDFILE_EXPORT __declspec(dllexport)
61 # define QT_QTLOCKEDFILE_EXPORT
64 namespace QtLP_Private
{
66 class QT_QTLOCKEDFILE_EXPORT QtLockedFile
: public QFile
69 enum LockMode
{ NoLock
= 0, ReadLock
, WriteLock
};
72 QtLockedFile(const QString
&name
);
75 bool open(OpenMode mode
);
77 bool lock(LockMode mode
, bool block
= true);
79 bool isLocked() const;
80 LockMode
lockMode() const;
86 QVector
<Qt::HANDLE
> rmutexes
;
89 Qt::HANDLE
getMutexHandle(int idx
, bool doCreate
);
90 bool waitMutex(Qt::HANDLE mutex
, bool doBlock
);