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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qwidget.h>
#include "qeventdispatcher_s60_p.h"
QT_BEGIN_NAMESPACE
QEventDispatcherS60::QEventDispatcherS60(QObject *parent)
: QEventDispatcherSymbian(parent),
m_noInputEvents(false)
{
}
QEventDispatcherS60::~QEventDispatcherS60()
{
for (int c = 0; c < m_deferredInputEvents.size(); ++c) {
delete m_deferredInputEvents[c].event;
}
}
bool QEventDispatcherS60::processEvents ( QEventLoop::ProcessEventsFlags flags )
{
bool ret = false;
QT_TRY {
bool oldNoInputEventsValue = m_noInputEvents;
if (flags & QEventLoop::ExcludeUserInputEvents) {
m_noInputEvents = true;
} else {
m_noInputEvents = false;
ret = sendDeferredInputEvents() || ret;
}
ret = QEventDispatcherSymbian::processEvents(flags) || ret;
m_noInputEvents = oldNoInputEventsValue;
} QT_CATCH (const std::exception& ex) {
#ifndef QT_NO_EXCEPTIONS
CActiveScheduler::Current()->Error(qt_symbian_exception2Error(ex));
#endif
}
return ret;
}
bool QEventDispatcherS60::hasPendingEvents()
{
return !m_deferredInputEvents.isEmpty() || QEventDispatcherSymbian::hasPendingEvents();
}
void QEventDispatcherS60::saveInputEvent(QSymbianControl *control, QWidget *widget, QInputEvent *event)
{
DeferredInputEvent inputEvent = {control, widget, event};
m_deferredInputEvents.append(inputEvent);
connect(widget, SIGNAL(destroyed(QObject *)), SLOT(removeInputEventsForWidget(QObject *)));
}
bool QEventDispatcherS60::sendDeferredInputEvents()
{
bool eventsSent = false;
while (!m_deferredInputEvents.isEmpty()) {
DeferredInputEvent inputEvent = m_deferredInputEvents.takeFirst();
#ifndef QT_NO_EXCEPTIONS
try {
#endif
inputEvent.control->sendInputEvent(inputEvent.widget, inputEvent.event);
#ifndef QT_NO_EXCEPTIONS
} catch (...) {
delete inputEvent.event;
throw;
}
#endif
delete inputEvent.event;
eventsSent = true;
}
return eventsSent;
}
void QEventDispatcherS60::removeInputEventsForWidget(QObject *object)
{
for (int c = 0; c < m_deferredInputEvents.size(); ++c) {
if (m_deferredInputEvents[c].widget == object) {
delete m_deferredInputEvents[c].event;
m_deferredInputEvents.removeAt(c--);
}
}
}
QT_END_NAMESPACE
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