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/****************************************************************************
**
** Copyright (C) 2011 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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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