kwin/kcmkwin/kwintabbox/thumbnailitem.cpp
Martin Gräßlin 8037e6529c Rename ThumbnailItem to WindowThumbnailItem
This is for discrimination from the to be added DesktopThumbnailItem.
The name for QML is unchanged to keep the public API stable.
2013-04-24 11:43:22 +02:00

89 lines
2.7 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2011 Martin Gräßlin <mgraesslin@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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "thumbnailitem.h"
// Qt
#include <QtDeclarative/QDeclarativeContext>
#include <QtDeclarative/QDeclarativeEngine>
#include <QtDeclarative/QDeclarativeView>
// KDE
#include <KDE/KDebug>
#include <KDE/KStandardDirs>
namespace KWin
{
WindowThumbnailItem::WindowThumbnailItem(QDeclarativeItem* parent)
: QDeclarativeItem(parent)
, m_wId(0)
, m_image()
{
setFlags(flags() & ~QGraphicsItem::ItemHasNoContents);
}
WindowThumbnailItem::~WindowThumbnailItem()
{
}
void WindowThumbnailItem::setWId(qulonglong wId)
{
m_wId = wId;
emit wIdChanged(wId);
findImage();
}
void WindowThumbnailItem::findImage()
{
QString imagePath;
switch (m_wId) {
case Konqueror:
imagePath = KStandardDirs::locate("data", "kwin/kcm_kwintabbox/konqueror.png");
break;
case Systemsettings:
imagePath = KStandardDirs::locate("data", "kwin/kcm_kwintabbox/systemsettings.png");
break;
case KMail:
imagePath = KStandardDirs::locate("data", "kwin/kcm_kwintabbox/kmail.png");
break;
case Dolphin:
imagePath = KStandardDirs::locate("data", "kwin/kcm_kwintabbox/dolphin.png");
break;
default:
// ignore
break;
}
if (imagePath.isNull()) {
m_image = QImage();
} else {
m_image = QImage(imagePath);
}
}
void WindowThumbnailItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
if (m_image.isNull()) {
// no image: default behavior
QDeclarativeItem::paint(painter, option, widget);
}
QSizeF difference(boundingRect().width() - m_image.width(), boundingRect().height() - m_image.height());
const QRectF drawRect(boundingRect().x() + difference.width()/2.0, boundingRect().y(), m_image.width(), m_image.height());
painter->drawImage(drawRect, m_image);
}
} // namespace KWin