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/***************************************************************************
* Copyright (C) 2014 by Frank Reininghaus <[email protected]> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#ifndef MOUNTPOINTOBSERVERCACHE_H
#define MOUNTPOINTOBSERVERCACHE_H
#include <QHash>
#include <QObject>
class MountPointObserver;
class QTimer;
class MountPointObserverCache : public QObject
{
Q_OBJECT
MountPointObserverCache();
~MountPointObserverCache() override;
public:
static MountPointObserverCache* instance();
/**
* Returns a MountPointObserver for the given \a url. A new observer is created if necessary.
*/
MountPointObserver* observerForUrl(const QUrl& url);
private slots:
/**
* Removes the given \a observer from the cache.
*/
void slotObserverDestroyed(QObject* observer);
private:
QHash<QUrl, MountPointObserver*> m_observerForMountPoint;
QHash<QObject*, QUrl> m_mountPointForObserver;
QTimer* m_updateTimer;
friend class MountPointObserverCacheSingleton;
};
#endif
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