1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtCore module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
11 ** License version 2.1 as published by the Free Software Foundation and
12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
14 ** General Public License version 2.1 requirements will be met:
15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
17 ** In addition, as a special exception, Nokia gives you certain additional
18 ** rights. These rights are described in the Nokia Qt LGPL Exception
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
24 ** and appearing in the file LICENSE.GPL included in the packaging of this
25 ** file. Please review the following information to ensure the GNU General
26 ** Public License version 3.0 requirements will be met:
27 ** http://www.gnu.org/copyleft/gpl.html.
30 ** Alternatively, this file may be used in accordance with the terms and
31 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
42 #ifndef QFILESYSTEMWATCHER_POLLING_P_H
43 #define QFILESYSTEMWATCHER_POLLING_P_H
49 // This file is not part of the Qt API. It exists for the convenience
50 // of the QLibrary class. This header file may change from
51 // version to version without notice, or even be removed.
56 #include <QtCore/qfileinfo.h>
57 #include <QtCore/qmutex.h>
58 #include <QtCore/qdatetime.h>
59 #include <QtCore/qdir.h>
60 #include <QtCore/qtimer.h>
61 #include <QtCore/qhash.h>
63 #include "qfilesystemwatcher_p.h"
67 enum { PollingInterval = 1000 };
69 class QPollingFileSystemWatcherEngine : public QFileSystemWatcherEngine
77 QFile::Permissions permissions;
78 QDateTime lastModified;
82 FileInfo(const QFileInfo &fileInfo)
83 : ownerId(fileInfo.ownerId()),
84 groupId(fileInfo.groupId()),
85 permissions(fileInfo.permissions()),
86 lastModified(fileInfo.lastModified())
88 if (fileInfo.isDir()) {
89 entries = fileInfo.absoluteDir().entryList(QDir::AllEntries);
92 FileInfo &operator=(const QFileInfo &fileInfo)
94 *this = FileInfo(fileInfo);
98 bool operator!=(const QFileInfo &fileInfo) const
100 if (fileInfo.isDir() && entries != fileInfo.absoluteDir().entryList(QDir::AllEntries))
102 return (ownerId != fileInfo.ownerId()
103 || groupId != fileInfo.groupId()
104 || permissions != fileInfo.permissions()
105 || lastModified != fileInfo.lastModified());
109 QHash<QString, FileInfo> files, directories;
112 QPollingFileSystemWatcherEngine(QObject *parent);
114 QStringList addPaths(const QStringList &paths, QStringList *files, QStringList *directories);
115 QStringList removePaths(const QStringList &paths, QStringList *files, QStringList *directories);
126 #endif // QFILESYSTEMWATCHER_POLLING_P_H