kwin/kcmkwin/kwintabbox/thumbnailitem.cpp

93 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 <QtCore/QStandardPaths>
#include <QPainter>
namespace KWin
{
WindowThumbnailItem::WindowThumbnailItem(QQuickPaintedItem* parent)
: QQuickPaintedItem(parent)
, m_wId(0)
, m_image()
, m_clipToItem(nullptr)
{
}
WindowThumbnailItem::~WindowThumbnailItem()
{
}
void WindowThumbnailItem::setWId(qulonglong wId)
{
m_wId = wId;
emit wIdChanged(wId);
findImage();
}
void WindowThumbnailItem::setClipTo(QQuickItem *clip)
{
if (m_clipToItem == clip) {
return;
}
m_clipToItem = clip;
emit clipToChanged();
}
void WindowThumbnailItem::findImage()
{
QString imagePath;
switch (m_wId) {
case Konqueror:
imagePath = QStandardPaths::locate(QStandardPaths::GenericDataLocation, "kwin/kcm_kwintabbox/konqueror.png");
break;
case Systemsettings:
imagePath = QStandardPaths::locate(QStandardPaths::GenericDataLocation, "kwin/kcm_kwintabbox/systemsettings.png");
break;
case KMail:
imagePath = QStandardPaths::locate(QStandardPaths::GenericDataLocation, "kwin/kcm_kwintabbox/kmail.png");
break;
case Dolphin:
imagePath = QStandardPaths::locate(QStandardPaths::GenericDataLocation, "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)
{
if (m_image.isNull()) {
return;
}
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