an element that would do a fullscreen window
FIXME: this needs to be private in some way
This commit is contained in:
Marco Martin
parent
4bf3597b2d
commit
37ac92ca50
@ -4,6 +4,7 @@ set(corebindings_SRCS
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declarativeitemcontainer.cpp
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corebindingsplugin.cpp
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dataengineconsumer.cpp
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fullscreendialog.cpp
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theme.cpp
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datamodel.cpp
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datasource.cpp
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177
declarativeimports/core/fullscreendialog.cpp
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177
declarativeimports/core/fullscreendialog.cpp
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@ -0,0 +1,177 @@
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/***************************************************************************
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* Copyright 2012 Marco Martin <mart@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 General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, 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 General Public License *
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* 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 "fullscreendialog.h"
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#include "declarativeitemcontainer_p.h"
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#include <QDeclarativeItem>
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#include <QGraphicsObject>
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#include <QGraphicsScene>
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#include <QGraphicsView>
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#include <QGraphicsWidget>
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#include <QLayout>
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#include <QTimer>
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#include <KWindowSystem>
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#include <Plasma/Corona>
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uint FullScreenDialog::s_numItems = 0;
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FullScreenDialog::FullScreenDialog(QObject *parent)
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: QObject(parent)
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{
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m_view = new QGraphicsView();
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m_view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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m_view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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m_view->installEventFilter(this);
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m_view->setAutoFillBackground(false);
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m_view->viewport()->setAutoFillBackground(false);
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m_view->setAttribute(Qt::WA_TranslucentBackground);
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m_view->setAttribute(Qt::WA_OpaquePaintEvent);
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m_view->setAttribute(Qt::WA_NoSystemBackground);
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m_view->viewport()->setAttribute(Qt::WA_OpaquePaintEvent);
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m_view->viewport()->setAttribute(Qt::WA_NoSystemBackground);
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m_view->setWindowFlags(m_view->windowFlags() | Qt::FramelessWindowHint | Qt::CustomizeWindowHint);
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m_view->setFrameShape(QFrame::NoFrame);
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KWindowSystem::setOnAllDesktops(m_view->winId(), true);
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unsigned long state = NET::Sticky | NET::StaysOnTop | NET::KeepAbove | NET::SkipTaskbar | NET::SkipPager | NET::MaxVert | NET::MaxHoriz;
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KWindowSystem::setState(m_view->effectiveWinId(), state);
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KWindowSystem::setType(m_view->effectiveWinId(), NET::Dock);
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}
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FullScreenDialog::~FullScreenDialog()
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{
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delete m_view;
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}
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QGraphicsObject *FullScreenDialog::mainItem() const
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{
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return m_mainItem.data();
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}
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void FullScreenDialog::setMainItem(QGraphicsObject *mainItem)
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{
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if (m_mainItem.data() != mainItem) {
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if (m_mainItem) {
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m_mainItem.data()->setParent(mainItem->parent());
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m_mainItem.data()->removeEventFilter(this);
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m_mainItem.data()->setY(0);
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m_scene = 0;
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}
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m_mainItem = mainItem;
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if (mainItem) {
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mainItem->setParentItem(0);
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mainItem->setParent(this);
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m_scene = mainItem->scene();
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}
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mainItem->installEventFilter(this);
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//if this is called in Compenent.onCompleted we have to wait a loop the item is added to a scene
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QTimer::singleShot(0, this, SLOT(syncMainItem()));
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emit mainItemChanged();
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}
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}
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void FullScreenDialog::syncMainItem()
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{
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if (!m_mainItem) {
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return;
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}
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//not have a scene? go up in the hyerarchy until we find something with a scene
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QGraphicsScene *scene = m_mainItem.data()->scene();
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if (!scene) {
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QObject *parent = m_mainItem.data();
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while ((parent = parent->parent())) {
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QGraphicsObject *qo = qobject_cast<QGraphicsObject *>(parent);
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if (qo) {
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scene = qo->scene();
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if (scene) {
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scene->addItem(m_mainItem.data());
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++s_numItems;
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Plasma::Corona *corona = qobject_cast<Plasma::Corona *>(scene);
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QDeclarativeItem *di = qobject_cast<QDeclarativeItem *>(m_mainItem.data());
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if (corona && di) {
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if (!m_declarativeItemContainer) {
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m_declarativeItemContainer = new DeclarativeItemContainer();
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scene->addItem(m_declarativeItemContainer);
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corona->addOffscreenWidget(m_declarativeItemContainer);
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}
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m_declarativeItemContainer->setDeclarativeItem(di);
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} else {
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m_mainItem.data()->setY(-10000*s_numItems);
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m_mainItem.data()->setY(10000*s_numItems);
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}
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break;
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}
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}
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}
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}
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if (!scene) {
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return;
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}
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m_view->setScene(scene);
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m_view->setMinimumSize(QSize(m_mainItem.data()->boundingRect().width(), m_mainItem.data()->boundingRect().height()));
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m_view->setMaximumSize(m_view->minimumSize());
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QRectF itemGeometry(QPointF(m_mainItem.data()->x(), m_mainItem.data()->y()),
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QSizeF(m_mainItem.data()->boundingRect().size()));
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m_view->setSceneRect(itemGeometry);
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}
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bool FullScreenDialog::isVisible() const
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{
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return m_view->isVisible();
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}
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void FullScreenDialog::setVisible(const bool visible)
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{
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if (m_view->isVisible() != visible) {
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m_view->setVisible(visible);
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if (visible) {
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m_view->setVisible(visible);
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m_view->raise();
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}
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emit visibleChanged();
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}
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}
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bool FullScreenDialog::eventFilter(QObject *watched, QEvent *event)
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{
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if (watched == m_view &&
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(event->type() == QEvent::Resize || event->type() == QEvent::Move)) {
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syncMainItem();
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}
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return false;
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}
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#include "fullscreendialog.moc"
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69
declarativeimports/core/fullscreendialog.h
Normal file
69
declarativeimports/core/fullscreendialog.h
Normal file
@ -0,0 +1,69 @@
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/***************************************************************************
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* Copyright 2012 Marco Martin <mart@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 General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, 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 General Public License *
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* 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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#ifndef FULLSCREENDIALOG_P
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#define FULLSCREENDIALOG_P
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#include <QObject>
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#include <QPoint>
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#include <QRect>
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#include <QTimer>
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#include <QWeakPointer>
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class QGraphicsObject;
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class QGraphicsView;
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class QGraphicsScene;
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class DeclarativeItemContainer;
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class FullScreenDialog : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(QGraphicsObject *mainItem READ mainItem WRITE setMainItem NOTIFY mainItemChanged)
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Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged)
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public:
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FullScreenDialog(QObject *parent = 0);
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~FullScreenDialog();
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QGraphicsObject *mainItem() const;
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void setMainItem(QGraphicsObject *mainItem);
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bool isVisible() const;
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void setVisible(const bool visible);
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Q_SIGNALS:
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void visibleChanged();
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void mainItemChanged();
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protected Q_SLOTS:
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void syncMainItem();
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protected:
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bool eventFilter(QObject *watched, QEvent *event);
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private:
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QGraphicsView *m_view;
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QWeakPointer<QGraphicsObject> m_mainItem;
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DeclarativeItemContainer *m_declarativeItemContainer;
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QGraphicsScene *m_scene;
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static uint s_numItems;
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};
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#endif
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