qbbbpseventfilter.h

Go to the documentation of this file.

/****************************************************************************
**
** Copyright (C) 2012 Research In Motion <blackberry-qt@qnx.com>
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QBBBPSEVENTFILTER_H
#define QBBBPSEVENTFILTER_H

#include <QObject>

struct bps_event_t;

QT_BEGIN_NAMESPACE

class QAbstractEventDispatcher;
class QBBNavigatorEventHandler;
class QBBScreen;
class QBBScreenEventHandler;
class QBBVirtualKeyboardBps;

class QBBBpsEventFilter : public QObject
{
    Q_OBJECT
public:
    QBBBpsEventFilter(QBBNavigatorEventHandler *navigatorEventHandler,
                      QBBScreenEventHandler *screenEventHandler,
                      QBBVirtualKeyboardBps *virtualKeyboard, QObject *parent = 0);
    ~QBBBpsEventFilter();

    void installOnEventDispatcher(QAbstractEventDispatcher *dispatcher);

    void registerForScreenEvents(QBBScreen *screen);
    void unregisterForScreenEvents(QBBScreen *screen);

private:
    static bool dispatcherEventFilter(void *message);
    bool bpsEventFilter(bps_event_t *event);

    bool handleNavigatorEvent(bps_event_t *event);

private:
    QBBNavigatorEventHandler *mNavigatorEventHandler;
    QBBScreenEventHandler *mScreenEventHandler;
    QBBVirtualKeyboardBps *mVirtualKeyboard;
};

QT_END_NAMESPACE

#endif // QBBBPSEVENTFILTER_H