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Diffstat (limited to 'src/corelib/io/qfilesystemwatcher_win_p.h')
| -rw-r--r-- | src/corelib/io/qfilesystemwatcher_win_p.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/corelib/io/qfilesystemwatcher_win_p.h b/src/corelib/io/qfilesystemwatcher_win_p.h new file mode 100644 index 0000000000..4f00abfa00 --- /dev/null +++ b/src/corelib/io/qfilesystemwatcher_win_p.h @@ -0,0 +1,166 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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. +** +** 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 |