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****************************************************************************/

#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