301 lines
9.9 KiB
C++
301 lines
9.9 KiB
C++
/***************************************************************************
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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 "../core/declarativeitemcontainer_p.h"
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#include "plasmacomponentsplugin.h"
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#include <QDeclarativeItem>
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#include <QDeclarativeContext>
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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 <KStandardDirs>
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#include <Plasma/Corona>
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uint FullScreenDialog::s_numItems = 0;
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FullScreenDialog::FullScreenDialog(QDeclarativeItem *parent)
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: QDeclarativeItem(parent),
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m_declarativeItemContainer(0)
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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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//Try to figure out the path of the dialog component
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QString componentsPlatform = getenv("KDE_PLASMA_COMPONENTS_PLATFORM");
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if (componentsPlatform.isEmpty()) {
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KConfigGroup cg(KSharedConfig::openConfig("kdeclarativerc"), "Components-platform");
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componentsPlatform = cg.readEntry("name", "desktop");
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}
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QString filePath;
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if (componentsPlatform == "desktop") {
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foreach(const QString &importPath, KGlobal::dirs()->findDirs("module", "imports/")) {
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filePath = importPath % "org/kde/plasma/components/Dialog.qml";
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QFile f(filePath);
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if (f.exists()) {
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break;
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}
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}
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} else {
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foreach(const QString &importPath, KGlobal::dirs()->findDirs("module", "platformimports/" % componentsPlatform)) {
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filePath = importPath % "org/kde/plasma/components/Dialog.qml";
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QFile f(filePath);
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if (f.exists()) {
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break;
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}
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}
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}
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QDeclarativeEngine *engine = EngineBookKeeping::self()->engineFor(this);
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QDeclarativeComponent *component = new QDeclarativeComponent(engine, filePath, this);
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QDeclarativeContext *creationContext = component->creationContext();
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m_rootObject = component->create(creationContext);
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if (m_rootObject) {
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setMainItem(qobject_cast<QGraphicsObject *>(m_rootObject.data()));
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connect(m_rootObject.data(), SIGNAL(statusChanged()), this, SLOT(statusHasChanged()));
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connect(m_rootObject.data(), SIGNAL(accepted()), this, SIGNAL(accepted()));
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connect(m_rootObject.data(), SIGNAL(rejected()), this, SIGNAL(rejected()));
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connect(m_rootObject.data(), SIGNAL(clickedOutside()), this, SIGNAL(clickedOutside()));
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}
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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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}
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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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if (m_declarativeItemContainer) {
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m_declarativeItemContainer->resize(m_view->size());
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m_view->setSceneRect(m_declarativeItemContainer->geometry());
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} else {
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m_mainItem.data()->setProperty("width", m_view->size().width());
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m_mainItem.data()->setProperty("height", m_view->size().height());
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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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}
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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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}
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}
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QDeclarativeListProperty<QGraphicsObject> FullScreenDialog::title()
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{
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if (m_rootObject) {
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return m_rootObject.data()->property("title").value<QDeclarativeListProperty<QGraphicsObject> >();
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} else {
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return QDeclarativeListProperty<QGraphicsObject>();
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}
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}
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QDeclarativeListProperty<QGraphicsObject> FullScreenDialog::content() const
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{
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if (m_rootObject) {
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return m_rootObject.data()->property("content").value<QDeclarativeListProperty<QGraphicsObject> >();
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} else {
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return QDeclarativeListProperty<QGraphicsObject>();
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}
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}
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QDeclarativeListProperty<QGraphicsObject> FullScreenDialog::buttons() const
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{
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if (m_rootObject) {
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return m_rootObject.data()->property("buttons").value<QDeclarativeListProperty<QGraphicsObject> >();
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} else {
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return QDeclarativeListProperty<QGraphicsObject>();
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}
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}
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DialogStatus::Status FullScreenDialog::status() const
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{
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if (m_rootObject) {
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return (DialogStatus::Status)m_rootObject.data()->property("status").toInt();
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} else {
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return DialogStatus::Closed;
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}
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}
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void FullScreenDialog::statusHasChanged()
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{
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if (status() == DialogStatus::Closed) {
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setVisible(false);
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} else {
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setVisible(true);
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}
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emit statusChanged();
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}
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void FullScreenDialog::open()
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{
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if (m_rootObject) {
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QMetaObject::invokeMethod(m_rootObject.data(), "open");
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}
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}
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void FullScreenDialog::accept()
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{
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if (m_rootObject) {
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QMetaObject::invokeMethod(m_rootObject.data(), "accept");
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}
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}
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void FullScreenDialog::reject()
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{
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if (m_rootObject) {
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QMetaObject::invokeMethod(m_rootObject.data(), "reject");
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}
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}
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void FullScreenDialog::close()
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{
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if (m_rootObject) {
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QMetaObject::invokeMethod(m_rootObject.data(), "close");
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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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