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/****************************************************************************
**
** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the Itemviews NG project on Trolltech Labs.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 or 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 GNU
** General Public Licensing requirements will be met:
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#include "window.h"
#include "server.h"
#include <qpainter.h>
#include <qevent.h>
#include <qgraphicssceneevent.h>
#include <qimage.h>
#include <qdebug.h>
Window::Window(Server *server, Window *parent, WindowType type)
: QGraphicsItem(parent), m_type(type), m_server(server)
{
//setFlag(QGraphicsItem::ItemIsMovable); // ### for testing
setFlag(QGraphicsItem::ItemClipsToShape);
setFlag(QGraphicsItem::ItemClipsChildrenToShape);
setFlag(QGraphicsItem::ItemIsFocusable);
}
Window::~Window()
{
}
quint32 Window::id() const
{
return quint32(this);
}
QRectF Window::geometry() const
{
return QRectF(pos(), m_size);
}
void Window::setGeometry(const QRectF &geometry)
{
qDebug() << "WINDOW: set geometry" << geometry << m_surface.key();
m_size = geometry.size();
setPos(geometry.topLeft());
}
QRectF Window::boundingRect() const
{
return QRectF(QPointF(), m_size);
}
void Window::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
int width = m_size.width();
int height = m_size.height();
if (m_type == ClientWindow) {
// attach to the shared memory held by the client
if (m_surface.key().isEmpty())
m_surface.setKey(QString::number(id()));
if (!m_surface.attach(QSharedMemory::ReadOnly))
qDebug() << m_surface.errorString();
if (!m_surface.lock())
qDebug() << m_surface.errorString();
const uchar *data = static_cast<const uchar *>(m_surface.constData());
QImage image(data, width, height, QImage::Format_ARGB32); // ### server should hold the pixel format
painter->drawImage(0, 0, image);
m_surface.unlock();
m_surface.detach();
} else {
painter->drawRect(0, 0, width - 1 , height - 1);
}
}
bool Window::sceneEvent(QEvent *event)
{
qDebug() << "SERVER: Window::sceneEvent" << event->type();
switch (event->type()) {
case QEvent::GraphicsSceneMousePress: {
QPointF pos = static_cast<QGraphicsSceneMouseEvent*>(event)->pos();
m_server->sendMousePressEvent(id(), pos); // ### button and modifiers
return true;
break; }
case QEvent::GraphicsSceneMouseRelease: {
QPointF pos = static_cast<QGraphicsSceneMouseEvent*>(event)->pos();
m_server->sendMouseReleaseEvent(id(), pos); // ### button and modifiers
return true;
break; }
case QEvent::GraphicsSceneMouseMove: {
QPointF pos = static_cast<QGraphicsSceneMouseEvent*>(event)->pos();
m_server->sendMouseMoveEvent(id(), pos); // ### button and modifiers
return true;
break; }
case QEvent::KeyPress: {
quint32 key = static_cast<QKeyEvent*>(event)->key();
QString s = static_cast<QKeyEvent*>(event)->text();
ushort unicode = s.size() ? s.utf16()[0] : 0;
uint modifiers = static_cast<QKeyEvent*>(event)->modifiers();
m_server->sendKeyPressEvent(id(), key, unicode, modifiers);
return true;
break; }
case QEvent::KeyRelease: {
quint32 key = static_cast<QKeyEvent*>(event)->key();
uint modifiers = static_cast<QKeyEvent*>(event)->modifiers();
m_server->sendKeyReleaseEvent(id(), key,0,modifiers);
return true;
break; }
default:
break;
}
return QGraphicsItem::sceneEvent(event);
}
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