134 lines
2.9 KiB
C++
134 lines
2.9 KiB
C++
/*
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* Copyright 2007 Aaron Seigo <aseigo@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "view.h"
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#include "corona.h"
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#include "containment.h"
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using namespace Plasma;
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namespace Plasma
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{
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class View::Private
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{
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public:
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Private()
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: drawWallpaper(true),
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screen(-1),
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containment(0)
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{
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}
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~Private()
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{
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}
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bool drawWallpaper;
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int screen;
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Plasma::Containment *containment;
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};
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View::View(int screen, Corona *corona, QWidget *parent)
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: QGraphicsView(parent),
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d(new Private)
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{
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setFrameShape(QFrame::NoFrame);
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setAutoFillBackground(true);
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setDragMode(QGraphicsView::RubberBandDrag);
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//setCacheMode(QGraphicsView::CacheBackground);
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setInteractive(true);
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setAcceptDrops(true);
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setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setScene(corona);
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setScreen(screen);
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}
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View::View(Containment *containment, QWidget *parent)
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: QGraphicsView(parent),
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d(new Private)
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{
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setScene(containment->scene());
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setContainment(containment);
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}
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View::~View()
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{
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delete d;
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}
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void View::setScreen(int screen)
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{
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if (screen > -1) {
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Corona *corona = qobject_cast<Corona*>(scene());
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if (!corona) {
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return;
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}
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setContainment(corona->containmentForScreen(screen));
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} else {
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// reseting the screen who knows what.
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d->screen = screen;
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}
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}
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int View::screen() const
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{
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return d->screen;
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}
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void View::setContainment(Containment *containment)
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{
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if( d->containment ) {
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disconnect(d->containment, SIGNAL(geometryChanged()), this, SLOT(updateSceneRect()));
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}
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d->containment = containment;
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d->screen = containment->screen();
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updateSceneRect();
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connect(containment, SIGNAL(geometryChanged()), this, SLOT(updateSceneRect()));
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}
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Containment* View::containment() const
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{
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return d->containment;
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}
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void View::setDrawWallpaper(bool draw)
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{
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d->drawWallpaper = draw;
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}
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bool View::drawWallpaper() const
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{
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return d->drawWallpaper;
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}
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void View::updateSceneRect()
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{
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setSceneRect(d->containment->sceneBoundingRect());
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}
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} // namespace Plasma
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#include "view.moc"
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