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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQuick module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
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| ** packaging of this file. Please review the following information to |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #include "qquickwindowmodule_p.h" |
| #include "qquickwindowattached_p.h" |
| #include "qquickscreen_p.h" |
| #include "qquickview_p.h" |
| #include <QtQuick/QQuickWindow> |
| #include <QtCore/QCoreApplication> |
| #include <QtQml/QQmlEngine> |
| |
| #include <private/qguiapplication_p.h> |
| #include <private/qqmlengine_p.h> |
| #include <private/qv4qobjectwrapper_p.h> |
| #include <qpa/qplatformintegration.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| Q_DECLARE_LOGGING_CATEGORY(lcTransient) |
| |
| class QQuickWindowQmlImplPrivate : public QQuickWindowPrivate |
| { |
| public: |
| QQuickWindowQmlImplPrivate() |
| : complete(false) |
| , visible(false) |
| , visibility(QQuickWindow::AutomaticVisibility) |
| { |
| } |
| |
| bool complete; |
| bool visible; |
| QQuickWindow::Visibility visibility; |
| QV4::PersistentValue rootItemMarker; |
| }; |
| |
| QQuickWindowQmlImpl::QQuickWindowQmlImpl(QWindow *parent) |
| : QQuickWindow(*(new QQuickWindowQmlImplPrivate), parent) |
| { |
| connect(this, &QWindow::visibleChanged, this, &QQuickWindowQmlImpl::visibleChanged); |
| connect(this, &QWindow::visibilityChanged, this, &QQuickWindowQmlImpl::visibilityChanged); |
| connect(this, &QWindow::screenChanged, this, &QQuickWindowQmlImpl::screenChanged); |
| } |
| |
| void QQuickWindowQmlImpl::setVisible(bool visible) |
| { |
| Q_D(QQuickWindowQmlImpl); |
| d->visible = visible; |
| if (d->complete && (!transientParent() || transientParent()->isVisible())) |
| QQuickWindow::setVisible(visible); |
| } |
| |
| void QQuickWindowQmlImpl::setVisibility(Visibility visibility) |
| { |
| Q_D(QQuickWindowQmlImpl); |
| d->visibility = visibility; |
| if (d->complete) |
| QQuickWindow::setVisibility(visibility); |
| } |
| |
| QQuickWindowAttached *QQuickWindowQmlImpl::qmlAttachedProperties(QObject *object) |
| { |
| return new QQuickWindowAttached(object); |
| } |
| |
| void QQuickWindowQmlImpl::classBegin() |
| { |
| Q_D(QQuickWindowQmlImpl); |
| QQmlEngine* e = qmlEngine(this); |
| |
| QQmlEngine::setContextForObject(contentItem(), e->rootContext()); |
| |
| //Give QQuickView behavior when created from QML with QQmlApplicationEngine |
| if (QCoreApplication::instance()->property("__qml_using_qqmlapplicationengine") == QVariant(true)) { |
| if (e && !e->incubationController()) |
| e->setIncubationController(incubationController()); |
| } |
| { |
| // The content item has CppOwnership policy (set in QQuickWindow). Ensure the presence of a JS |
| // wrapper so that the garbage collector can see the policy. |
| QV4::ExecutionEngine *v4 = e->handle(); |
| QV4::QObjectWrapper::wrap(v4, d->contentItem); |
| } |
| } |
| |
| void QQuickWindowQmlImpl::componentComplete() |
| { |
| Q_D(QQuickWindowQmlImpl); |
| d->complete = true; |
| QQuickItem *itemParent = qmlobject_cast<QQuickItem *>(QObject::parent()); |
| const bool transientParentAlreadySet = QQuickWindowPrivate::get(this)->transientParentPropertySet; |
| if (!transientParentAlreadySet && itemParent && !itemParent->window()) { |
| qCDebug(lcTransient) << "window" << title() << "has invisible Item parent" << itemParent << "transientParent" |
| << transientParent() << "declared visibility" << d->visibility << "; delaying show"; |
| connect(itemParent, &QQuickItem::windowChanged, this, |
| &QQuickWindowQmlImpl::setWindowVisibility, Qt::QueuedConnection); |
| } else if (transientParent() && !transientParent()->isVisible()) { |
| connect(transientParent(), &QQuickWindow::visibleChanged, this, |
| &QQuickWindowQmlImpl::setWindowVisibility, Qt::QueuedConnection); |
| } else { |
| setWindowVisibility(); |
| } |
| } |
| |
| void QQuickWindowQmlImpl::setWindowVisibility() |
| { |
| Q_D(QQuickWindowQmlImpl); |
| if (transientParent() && !transientParent()->isVisible()) |
| return; |
| |
| if (QQuickItem *senderItem = qmlobject_cast<QQuickItem *>(sender())) { |
| disconnect(senderItem, &QQuickItem::windowChanged, this, &QQuickWindowQmlImpl::setWindowVisibility); |
| } else if (sender()) { |
| disconnect(transientParent(), &QWindow::visibleChanged, this, &QQuickWindowQmlImpl::setWindowVisibility); |
| } |
| |
| // We have deferred window creation until we have the full picture of what |
| // the user wanted in terms of window state, geometry, visibility, etc. |
| |
| if ((d->visibility == Hidden && d->visible) || (d->visibility > AutomaticVisibility && !d->visible)) { |
| QQmlData *data = QQmlData::get(this); |
| Q_ASSERT(data && data->context); |
| |
| QQmlError error; |
| error.setObject(this); |
| |
| const QQmlContextData* urlContext = data->context; |
| while (urlContext && urlContext->url().isEmpty()) |
| urlContext = urlContext->parent; |
| error.setUrl(urlContext ? urlContext->url() : QUrl()); |
| |
| QString objectId = data->context->findObjectId(this); |
| if (!objectId.isEmpty()) |
| error.setDescription(QCoreApplication::translate("QQuickWindowQmlImpl", |
| "Conflicting properties 'visible' and 'visibility' for Window '%1'").arg(objectId)); |
| else |
| error.setDescription(QCoreApplication::translate("QQuickWindowQmlImpl", |
| "Conflicting properties 'visible' and 'visibility'")); |
| |
| QQmlEnginePrivate::get(data->context->engine)->warning(error); |
| } |
| |
| if (d->visibility == AutomaticVisibility) { |
| setWindowState(QGuiApplicationPrivate::platformIntegration()->defaultWindowState(flags())); |
| setVisible(d->visible); |
| } else { |
| setVisibility(d->visibility); |
| } |
| } |
| |
| QObject *QQuickWindowQmlImpl::screen() const |
| { |
| return new QQuickScreenInfo(const_cast<QQuickWindowQmlImpl *>(this), QWindow::screen()); |
| } |
| |
| void QQuickWindowQmlImpl::setScreen(QObject *screen) |
| { |
| QQuickScreenInfo *screenWrapper = qobject_cast<QQuickScreenInfo *>(screen); |
| QWindow::setScreen(screenWrapper ? screenWrapper->wrappedScreen() : nullptr); |
| } |
| |
| void QQuickWindowModule::defineModule() |
| { |
| const char uri[] = "QtQuick.Window"; |
| |
| qmlRegisterType<QQuickWindow>(uri, 2, 0, "Window"); |
| qmlRegisterRevision<QWindow,1>(uri, 2, 1); |
| qmlRegisterRevision<QWindow,2>(uri, 2, 2); |
| qmlRegisterRevision<QQuickWindow,1>(uri, 2, 1);//Type moved to a subclass, but also has new members |
| qmlRegisterRevision<QQuickWindow,2>(uri, 2, 2); |
| qmlRegisterType<QQuickWindowQmlImpl>(uri, 2, 1, "Window"); |
| qmlRegisterType<QQuickWindowQmlImpl,2>(uri, 2, 2, "Window"); |
| qmlRegisterType<QQuickWindowQmlImpl,3>(uri, 2, 3, "Window"); |
| qmlRegisterUncreatableType<QQuickScreen>(uri, 2, 0, "Screen", QStringLiteral("Screen can only be used via the attached property.")); |
| qmlRegisterUncreatableType<QQuickScreen,3>(uri, 2, 3, "Screen", QStringLiteral("Screen can only be used via the attached property.")); |
| qmlRegisterUncreatableType<QQuickScreenInfo,3>(uri, 2, 3, "ScreenInfo", QStringLiteral("ScreenInfo can only be used via the attached property.")); |
| qmlRegisterUncreatableType<QQuickScreenInfo,10>(uri, 2, 10, "ScreenInfo", QStringLiteral("ScreenInfo can only be used via the attached property.")); |
| qmlRegisterRevision<QWindow,13>(uri, 2, 13); |
| qmlRegisterRevision<QQuickWindow,13>(uri, 2, 13); |
| qmlRegisterType<QQuickWindowQmlImpl,13>(uri, 2, 13, "Window"); |
| qmlRegisterRevision<QQuickWindow,14>(uri, 2, 14); |
| } |
| |
| QT_END_NAMESPACE |
| |
| #include "moc_qquickwindowmodule_p.cpp" |