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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QFILESYSTEMWATCHER_WIN_P_H
#define QFILESYSTEMWATCHER_WIN_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the QLibrary class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#include "qfilesystemwatcher_p.h"
#ifndef QT_NO_FILESYSTEMWATCHER
#include <qt_windows.h>
#include <QtCore/qdatetime.h>
#include <QtCore/qfile.h>
#include <QtCore/qfileinfo.h>
#include <QtCore/qhash.h>
#include <QtCore/qmutex.h>
#include <QtCore/qvector.h>
QT_BEGIN_NAMESPACE
class QWindowsFileSystemWatcherEngineThread;
// Even though QWindowsFileSystemWatcherEngine is derived of QThread
// via QFileSystemWatcher, it does not start a thread.
// Instead QWindowsFileSystemWatcher creates QWindowsFileSystemWatcherEngineThreads
// to do the actually watching.
class QWindowsFileSystemWatcherEngine : public QFileSystemWatcherEngine
{
Q_OBJECT
public:
QWindowsFileSystemWatcherEngine();
~QWindowsFileSystemWatcherEngine();
QStringList addPaths(const QStringList &paths, QStringList *files, QStringList *directories);
QStringList removePaths(const QStringList &paths, QStringList *files, QStringList *directories);
void stop();
class Handle
{
public:
HANDLE handle;
uint flags;
Handle()
: handle(INVALID_HANDLE_VALUE), flags(0u)
{ }
Handle(const Handle &other)
: handle(other.handle), flags(other.flags)
{ }
};
class PathInfo {
public:
QString absolutePath;
QString path;
bool isDir;
// fileinfo bits
uint ownerId;
uint groupId;
QFile::Permissions permissions;
QDateTime lastModified;
PathInfo &operator=(const QFileInfo &fileInfo)
{
ownerId = fileInfo.ownerId();
groupId = fileInfo.groupId();
permissions = fileInfo.permissions();
lastModified = fileInfo.lastModified();
return *this;
}
bool operator!=(const QFileInfo &fileInfo) const
{
return (ownerId != fileInfo.ownerId()
|| groupId != fileInfo.groupId()
|| permissions != fileInfo.permissions()
|| lastModified != fileInfo.lastModified());
}
};
private:
QList<QWindowsFileSystemWatcherEngineThread *> threads;
};
class QWindowsFileSystemWatcherEngineThread : public QThread
{
Q_OBJECT
public:
QWindowsFileSystemWatcherEngineThread();
~QWindowsFileSystemWatcherEngineThread();
void run();
void stop();
void wakeup();
QMutex mutex;
QVector<HANDLE> handles;
int msg;
QHash<QString, QWindowsFileSystemWatcherEngine::Handle> handleForDir;
QHash<HANDLE, QHash<QString, QWindowsFileSystemWatcherEngine::PathInfo> > pathInfoForHandle;
Q_SIGNALS:
void fileChanged(const QString &path, bool removed);
void directoryChanged(const QString &path, bool removed);
};
#endif // QT_NO_FILESYSTEMWATCHER
QT_END_NAMESPACE
#endif // QFILESYSTEMWATCHER_WIN_P_H
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