qfilesystemwatcher_inotify_p.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QFILESYSTEMWATCHER_INOTIFY_P_H
#define QFILESYSTEMWATCHER_INOTIFY_P_H
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
 
#include "qfilesystemwatcher_p.h"
 
QT_REQUIRE_CONFIG(filesystemwatcher);
 
#include <QtCore/qhash.h>
#include <QtCore/qmutex.h>
#include <QtCore/qsocketnotifier.h>
 
QT_BEGIN_NAMESPACE
 
class QInotifyFileSystemWatcherEngine : public QFileSystemWatcherEngine
{
    Q_OBJECT
 
public:
    ~QInotifyFileSystemWatcherEngine();
 
    static QInotifyFileSystemWatcherEngine *create(QObject *parent);
 
    QStringList addPaths(const QStringList &paths, QStringList *files, QStringList *directories) override;
    QStringList removePaths(const QStringList &paths, QStringList *files, QStringList *directories) override;
 
private Q_SLOTS:
    void readFromInotify();
 
private:
    QString getPathFromID(int id) const;
 
private:
    QInotifyFileSystemWatcherEngine(int fd, QObject *parent);
    int inotifyFd;
    QHash<QString, int> pathToID;
    QMultiHash<int, QString> idToPath;
    QSocketNotifier notifier;
};
 
 
QT_END_NAMESPACE
#endif // QFILESYSTEMWATCHER_INOTIFY_P_H