kde-extraapps/gwenview/lib/eventwatcher.h

60 lines
1.6 KiB
C++

/*
Gwenview: an image viewer
Copyright 2009 Aurélien Gâteau <agateau@kde.org>
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 EVENTWATCHER_H
#define EVENTWATCHER_H
// Qt
#include <QEvent>
#include <QList>
#include <QObject>
// Local
#include "gwenviewlib_export.h"
namespace Gwenview
{
/**
* This class emits a signal when some events are triggered on a watched
* object.
*/
class GWENVIEWLIB_EXPORT EventWatcher : public QObject
{
Q_OBJECT
public:
EventWatcher(QObject* watched, const QList<QEvent::Type>& eventTypes);
static EventWatcher* install(QObject* watched, const QList<QEvent::Type>& eventTypes, QObject* receiver, const char* slot);
static EventWatcher* install(QObject* watched, QEvent::Type eventType, QObject* receiver, const char* slot);
Q_SIGNALS:
void eventTriggered(QEvent*);
protected:
virtual bool eventFilter(QObject*, QEvent* event);
private:
QList<QEvent::Type> mEventTypes;
};
}
#endif /* EVENTWATCHER_H */