forked from qt-creator/qt-creator
fa6d623dfa
MetaInfo cannot depend on ObjectNodeInstance. I forward the QObject and the QmlEngine all the way through. The commented code in metainfo.cpp is about defining a context for the root item. The feature is basically unused, but we can bring it back using a callback later. Change-Id: I8f099b06c848e2faeaafc011ac6bd313192a64bd Reviewed-by: Alessandro Portale <alessandro.portale@theqtcompany.com>
908 lines
25 KiB
C++
908 lines
25 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms and
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** conditions see http://www.qt.io/terms-conditions. For further information
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** use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "objectnodeinstance.h"
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#include <enumeration.h>
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#include <qmlprivategate.h>
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#include <QEvent>
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#include <QQmlContext>
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#include <QQmlError>
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#include <QQmlEngine>
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#include <QQmlProperty>
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#include <QQmlComponent>
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#include <QSharedPointer>
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#include <QFileInfo>
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#include <QFileSystemWatcher>
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#include <QPixmapCache>
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#include <QQuickItem>
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#include <QQmlExpression>
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#include <QQmlParserStatus>
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#include <QTextDocument>
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#include <QLibraryInfo>
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static bool isSimpleExpression(const QString &expression)
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{
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if (expression.startsWith(QStringLiteral("{")))
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return false;
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return true;
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}
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namespace QmlDesigner {
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namespace Internal {
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ObjectNodeInstance::ObjectNodeInstance(QObject *object)
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: m_object(object),
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m_instanceId(-1),
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m_deleteHeldInstance(true),
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m_isInLayoutable(false)
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{
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if (object)
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QObject::connect(m_object.data(), &QObject::destroyed, [=] {
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/*This lambda is save because m_nodeInstanceServer
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is a smartpointer and object is a dangling pointer anyway.*/
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if (m_nodeInstanceServer)
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m_nodeInstanceServer->removeInstanceRelationsipForDeletedObject(object);
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});
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}
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ObjectNodeInstance::~ObjectNodeInstance()
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{
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destroy();
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}
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void ObjectNodeInstance::destroy()
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{
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if (deleteHeldInstance()) {
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// Remove from old property
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if (object()) {
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setId(QString());
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if (m_instanceId >= 0) {
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reparent(parentInstance(), m_parentProperty, ObjectNodeInstance::Pointer(), PropertyName());
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}
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}
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if (object()) {
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QObject *obj = object();
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m_object.clear();
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delete obj;
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}
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}
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m_instanceId = -1;
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}
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void ObjectNodeInstance::setInstanceId(qint32 id)
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{
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m_instanceId = id;
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}
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qint32 ObjectNodeInstance::instanceId() const
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{
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return m_instanceId;
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}
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NodeInstanceServer *ObjectNodeInstance::nodeInstanceServer() const
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{
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return m_nodeInstanceServer.data();
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}
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void ObjectNodeInstance::setNodeInstanceServer(NodeInstanceServer *server)
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{
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Q_ASSERT(!m_nodeInstanceServer.data());
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m_nodeInstanceServer = server;
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}
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void ObjectNodeInstance::initializePropertyWatcher(const ObjectNodeInstance::Pointer &objectNodeInstance)
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{
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m_signalSpy.setObjectNodeInstance(objectNodeInstance);
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}
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void ObjectNodeInstance::initialize(const ObjectNodeInstance::Pointer &objectNodeInstance)
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{
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initializePropertyWatcher(objectNodeInstance);
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QmlPrivateGate::registerNodeInstanceMetaObject(objectNodeInstance->object(), objectNodeInstance->nodeInstanceServer()->engine());
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}
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void ObjectNodeInstance::setId(const QString &id)
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{
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if (!m_id.isEmpty() && context()) {
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context()->engine()->rootContext()->setContextProperty(m_id, 0);
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}
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if (!id.isEmpty() && context()) {
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context()->engine()->rootContext()->setContextProperty(id, object()); // will also force refresh of all bindings
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}
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m_id = id;
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}
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QString ObjectNodeInstance::id() const
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{
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return m_id;
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}
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bool ObjectNodeInstance::isTransition() const
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{
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return false;
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}
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bool ObjectNodeInstance::isPositioner() const
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{
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return false;
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}
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bool ObjectNodeInstance::isQuickItem() const
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{
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return false;
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}
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bool ObjectNodeInstance::isQuickWindow() const
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{
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return false;
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}
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bool ObjectNodeInstance::isLayoutable() const
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{
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return false;
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}
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bool ObjectNodeInstance::equalGraphicsItem(QGraphicsItem * /*item*/) const
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{
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return false;
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}
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QTransform ObjectNodeInstance::transform() const
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{
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return QTransform();
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}
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QTransform ObjectNodeInstance::contentTransform() const
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{
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return QTransform();
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}
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QTransform ObjectNodeInstance::customTransform() const
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{
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return QTransform();
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}
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QTransform ObjectNodeInstance::contentItemTransform() const
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{
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return QTransform();
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}
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QTransform ObjectNodeInstance::sceneTransform() const
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{
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return QTransform();
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}
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double ObjectNodeInstance::rotation() const
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{
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return 0.0;
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}
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double ObjectNodeInstance::scale() const
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{
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return 1.0;
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}
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QList<QGraphicsTransform *> ObjectNodeInstance::transformations() const
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{
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QList<QGraphicsTransform *> transformationsList;
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return transformationsList;
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}
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QPointF ObjectNodeInstance::transformOriginPoint() const
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{
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return QPoint();
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}
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double ObjectNodeInstance::zValue() const
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{
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return 0.0;
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}
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double ObjectNodeInstance::opacity() const
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{
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return 1.0;
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}
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bool ObjectNodeInstance::hasAnchor(const PropertyName &/*name*/) const
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{
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return false;
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}
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bool ObjectNodeInstance::isAnchoredBySibling() const
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{
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return false;
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}
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bool ObjectNodeInstance::isAnchoredByChildren() const
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{
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return false;
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}
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QPair<PropertyName, ServerNodeInstance> ObjectNodeInstance::anchor(const PropertyName &/*name*/) const
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{
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return qMakePair(PropertyName(), ServerNodeInstance());
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}
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static bool isList(const QQmlProperty &property)
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{
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return property.propertyTypeCategory() == QQmlProperty::List;
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}
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static bool isObject(const QQmlProperty &property)
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{
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return (property.propertyTypeCategory() == QQmlProperty::Object) ||
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//QVariant can also store QObjects. Lets trust our model.
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(QLatin1String(property.propertyTypeName()) == QLatin1String("QVariant"));
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}
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static QVariant objectToVariant(QObject *object)
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{
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return QVariant::fromValue(object);
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}
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static void removeObjectFromList(const QQmlProperty &property, QObject *objectToBeRemoved, QQmlEngine * engine)
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{
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QQmlListReference listReference(property.object(), property.name().toUtf8(), engine);
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if (!QmlPrivateGate::hasFullImplementedListInterface(listReference)) {
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qWarning() << "Property list interface not fully implemented for Class " << property.property().typeName() << " in property " << property.name() << "!";
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return;
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}
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int count = listReference.count();
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QObjectList objectList;
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for (int i = 0; i < count; i ++) {
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QObject *listItem = listReference.at(i);
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if (listItem && listItem != objectToBeRemoved)
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objectList.append(listItem);
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}
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listReference.clear();
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foreach (QObject *object, objectList)
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listReference.append(object);
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}
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void ObjectNodeInstance::removeFromOldProperty(QObject *object, QObject *oldParent, const PropertyName &oldParentProperty)
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{
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QQmlProperty property(oldParent, oldParentProperty, context());
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if (!property.isValid())
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return;
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if (isList(property)) {
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removeObjectFromList(property, object, nodeInstanceServer()->engine());
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} else if (isObject(property)) {
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if (nodeInstanceServer()->hasInstanceForObject(oldParent)) {
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nodeInstanceServer()->instanceForObject(oldParent).resetProperty(oldParentProperty);
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}
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}
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if (object && object->parent())
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object->setParent(0);
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}
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void ObjectNodeInstance::addToNewProperty(QObject *object, QObject *newParent, const PropertyName &newParentProperty)
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{
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QQmlProperty property(newParent, newParentProperty, context());
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if (object)
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object->setParent(newParent);
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if (isList(property)) {
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QQmlListReference list = qvariant_cast<QQmlListReference>(property.read());
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if (!QmlPrivateGate::hasFullImplementedListInterface(list)) {
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qWarning() << "Property list interface not fully implemented for Class " << property.property().typeName() << " in property " << property.name() << "!";
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return;
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}
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list.append(object);
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} else if (isObject(property)) {
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property.write(objectToVariant(object));
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}
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Q_ASSERT(objectToVariant(object).isValid());
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}
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void ObjectNodeInstance::reparent(const ObjectNodeInstance::Pointer &oldParentInstance, const PropertyName &oldParentProperty, const ObjectNodeInstance::Pointer &newParentInstance, const PropertyName &newParentProperty)
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{
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if (oldParentInstance && !oldParentInstance->ignoredProperties().contains(oldParentProperty)) {
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removeFromOldProperty(object(), oldParentInstance->object(), oldParentProperty);
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m_parentProperty.clear();
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}
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if (newParentInstance && !newParentInstance->ignoredProperties().contains(newParentProperty)) {
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m_parentProperty = newParentProperty;
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addToNewProperty(object(), newParentInstance->object(), newParentProperty);
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}
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}
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QVariant ObjectNodeInstance::convertSpecialCharacter(const QVariant& value) const
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{
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QVariant specialCharacterConvertedValue = value;
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if (value.type() == QVariant::String) {
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QString string = value.toString();
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string.replace(QLatin1String("\\n"), QLatin1String("\n"));
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string.replace(QLatin1String("\\t"), QLatin1String("\t"));
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specialCharacterConvertedValue = string;
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}
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return specialCharacterConvertedValue;
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}
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void ObjectNodeInstance::updateAllDirtyNodesRecursive()
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{
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}
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PropertyNameList ObjectNodeInstance::ignoredProperties() const
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{
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return PropertyNameList();
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}
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QVariant ObjectNodeInstance::convertEnumToValue(const QVariant &value, const PropertyName &name)
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{
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Q_ASSERT(value.canConvert<Enumeration>());
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int propertyIndex = object()->metaObject()->indexOfProperty(name);
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QMetaProperty metaProperty = object()->metaObject()->property(propertyIndex);
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QVariant adjustedValue;
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Enumeration enumeration = value.value<Enumeration>();
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if (metaProperty.isValid() && metaProperty.isEnumType()) {
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adjustedValue = metaProperty.enumerator().keyToValue(enumeration.name());
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} else {
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QQmlExpression expression(context(), object(), enumeration.toString());
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adjustedValue = expression.evaluate();
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if (expression.hasError())
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qDebug() << "Enumeration can not be evaluated:" << object() << name << enumeration;
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}
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return adjustedValue;
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}
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void ObjectNodeInstance::setPropertyVariant(const PropertyName &name, const QVariant &value)
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{
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if (ignoredProperties().contains(name))
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return;
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QQmlProperty property(object(), name, context());
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if (!property.isValid())
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return;
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QVariant adjustedValue;
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if (value.canConvert<Enumeration>())
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adjustedValue = convertEnumToValue(value, name);
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else
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adjustedValue = QmlPrivateGate::fixResourcePaths(value);
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QVariant oldValue = property.read();
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if (oldValue.type() == QVariant::Url) {
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QUrl url = oldValue.toUrl();
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QString path = url.toLocalFile();
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if (QFileInfo(path).exists() && nodeInstanceServer() && !path.isEmpty())
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nodeInstanceServer()->removeFilePropertyFromFileSystemWatcher(object(), name, path);
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}
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if (hasValidResetBinding(name)) {
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QmlPrivateGate::keepBindingFromGettingDeleted(object(), context(), name);
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}
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bool isWritten = property.write(convertSpecialCharacter(adjustedValue));
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if (!isWritten)
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qDebug() << "ObjectNodeInstance.setPropertyVariant: Cannot be written: " << object() << name << adjustedValue;
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QVariant newValue = property.read();
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if (newValue.type() == QVariant::Url) {
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QUrl url = newValue.toUrl();
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QString path = url.toLocalFile();
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if (QFileInfo(path).exists() && nodeInstanceServer() && !path.isEmpty())
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nodeInstanceServer()->addFilePropertyToFileSystemWatcher(object(), name, path);
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}
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}
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void ObjectNodeInstance::setPropertyBinding(const PropertyName &name, const QString &expression)
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{
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if (ignoredProperties().contains(name))
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return;
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if (!isSimpleExpression(expression))
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return;
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QmlPrivateGate::setPropertyBinding(object(), context(), name, expression);
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}
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void ObjectNodeInstance::deleteObjectsInList(const QQmlProperty &property)
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{
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QObjectList objectList;
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QQmlListReference list = qvariant_cast<QQmlListReference>(property.read());
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if (!QmlPrivateGate::hasFullImplementedListInterface(list)) {
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qWarning() << "Property list interface not fully implemented for Class " << property.property().typeName() << " in property " << property.name() << "!";
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return;
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}
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for (int i = 0; i < list.count(); i++) {
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objectList += list.at(i);
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}
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list.clear();
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}
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void ObjectNodeInstance::resetProperty(const PropertyName &name)
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{
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if (ignoredProperties().contains(name))
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return;
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doResetProperty(name);
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if (name == "font.pixelSize")
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doResetProperty("font.pointSize");
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if (name == "font.pointSize")
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doResetProperty("font.pixelSize");
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}
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void ObjectNodeInstance::refreshProperty(const PropertyName &name)
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{
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QQmlProperty property(object(), name, context());
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if (!property.isValid())
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return;
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QVariant oldValue(property.read());
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if (property.isResettable())
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property.reset();
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else
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property.write(resetValue(name));
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if (oldValue.type() == QVariant::Url) {
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QByteArray key = oldValue.toUrl().toEncoded(QUrl::UrlFormattingOption(0x100));
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QString pixmapKey = QString::fromUtf8(key.constData(), key.count());
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QPixmapCache::remove(pixmapKey);
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}
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property.write(oldValue);
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}
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bool ObjectNodeInstance::hasBindingForProperty(const PropertyName &propertyName, bool *hasChanged) const
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{
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return QmlPrivateGate::hasBindingForProperty(object(), context(), propertyName, hasChanged);
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}
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void ObjectNodeInstance::doResetProperty(const PropertyName &propertyName)
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{
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QmlPrivateGate::doResetProperty(object(), context(), propertyName);
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}
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QVariant ObjectNodeInstance::property(const PropertyName &name) const
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{
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if (ignoredProperties().contains(name))
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return QVariant();
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// TODO: handle model nodes
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if (QmlPrivateGate::isPropertyBlackListed(name))
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return QVariant();
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QQmlProperty property(object(), name, context());
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if (property.property().isEnumType()) {
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QVariant value = property.read();
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return property.property().enumerator().valueToKey(value.toInt());
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}
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if (property.propertyType() == QVariant::Url) {
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QUrl url = property.read().toUrl();
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if (url.isEmpty())
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return QVariant();
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if (url.scheme() == "file") {
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int basePathLength = nodeInstanceServer()->fileUrl().toLocalFile().lastIndexOf('/');
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return QUrl(url.toLocalFile().mid(basePathLength + 1));
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}
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}
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return property.read();
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}
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PropertyNameList ObjectNodeInstance::propertyNames() const
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{
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if (isValid())
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return QmlPrivateGate::allPropertyNames(object());
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return PropertyNameList();
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}
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QString ObjectNodeInstance::instanceType(const PropertyName &name) const
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{
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if (QmlPrivateGate::isPropertyBlackListed(name))
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return QLatin1String("undefined");
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QQmlProperty property(object(), name, context());
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if (!property.isValid())
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return QLatin1String("undefined");
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return property.propertyTypeName();
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}
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QList<ServerNodeInstance> ObjectNodeInstance::childItems() const
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{
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return QList<ServerNodeInstance>();
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}
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|
|
QList<QQuickItem *> ObjectNodeInstance::allItemsRecursive() const
|
|
{
|
|
return QList<QQuickItem *>();
|
|
}
|
|
|
|
QList<ServerNodeInstance> ObjectNodeInstance::stateInstances() const
|
|
{
|
|
return QList<ServerNodeInstance>();
|
|
}
|
|
|
|
void ObjectNodeInstance::setNodeSource(const QString & /*source*/)
|
|
{
|
|
}
|
|
|
|
void ObjectNodeInstance::setDeleteHeldInstance(bool deleteInstance)
|
|
{
|
|
m_deleteHeldInstance = deleteInstance;
|
|
}
|
|
|
|
bool ObjectNodeInstance::deleteHeldInstance() const
|
|
{
|
|
return m_deleteHeldInstance;
|
|
}
|
|
|
|
ObjectNodeInstance::Pointer ObjectNodeInstance::create(QObject *object)
|
|
{
|
|
Pointer instance(new ObjectNodeInstance(object));
|
|
|
|
instance->populateResetHashes();
|
|
|
|
return instance;
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::createPrimitive(const QString &typeName, int majorNumber, int minorNumber, QQmlContext *context)
|
|
{
|
|
return QmlPrivateGate::createPrimitive(typeName, majorNumber, minorNumber, context);
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::createComponentWrap(const QString &nodeSource, const QByteArray &importCode, QQmlContext *context)
|
|
{
|
|
QmlPrivateGate::ComponentCompleteDisabler disableComponentComplete;
|
|
Q_UNUSED(disableComponentComplete)
|
|
|
|
QQmlComponent *component = new QQmlComponent(context->engine());
|
|
|
|
QByteArray data(nodeSource.toUtf8());
|
|
data.prepend(importCode);
|
|
component->setData(data, context->baseUrl().resolved(QUrl("createComponent.qml")));
|
|
QObject *object = component;
|
|
QmlPrivateGate::tweakObjects(object);
|
|
QQmlEngine::setContextForObject(object, context);
|
|
QQmlEngine::setObjectOwnership(object, QQmlEngine::CppOwnership);
|
|
|
|
if (component->isError()) {
|
|
qWarning() << "Error in:" << Q_FUNC_INFO << component->url().toString();
|
|
foreach (const QQmlError &error, component->errors())
|
|
qWarning() << error;
|
|
qWarning() << "file data:\n" << data;
|
|
}
|
|
return object;
|
|
}
|
|
|
|
//The component might also be shipped with Creator.
|
|
//To avoid trouble with import "." we use the component shipped with Creator.
|
|
static inline QString fixComponentPathForIncompatibleQt(const QString &componentPath)
|
|
{
|
|
QString result = componentPath;
|
|
const QLatin1String importString("/imports/");
|
|
|
|
if (componentPath.contains(importString)) {
|
|
int index = componentPath.indexOf(importString) + 8;
|
|
const QString relativeImportPath = componentPath.right(componentPath.length() - index);
|
|
QString fixedComponentPath = QLibraryInfo::location(QLibraryInfo::ImportsPath) + relativeImportPath;
|
|
fixedComponentPath.replace(QLatin1Char('\\'), QLatin1Char('/'));
|
|
if (QFileInfo(fixedComponentPath).exists())
|
|
return fixedComponentPath;
|
|
QString fixedPath = QFileInfo(fixedComponentPath).path();
|
|
if (fixedPath.endsWith(QLatin1String(".1.0"))) {
|
|
//plugin directories might contain the version number
|
|
fixedPath.chop(4);
|
|
fixedPath += QLatin1Char('/') + QFileInfo(componentPath).fileName();
|
|
if (QFileInfo(fixedPath).exists())
|
|
return fixedPath;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::createComponent(const QString &componentPath, QQmlContext *context)
|
|
{
|
|
QmlPrivateGate::ComponentCompleteDisabler disableComponentComplete;
|
|
|
|
Q_UNUSED(disableComponentComplete)
|
|
|
|
QQmlComponent component(context->engine(), fixComponentPathForIncompatibleQt(componentPath));
|
|
QObject *object = component.beginCreate(context);
|
|
|
|
QmlPrivateGate::tweakObjects(object);
|
|
component.completeCreate();
|
|
|
|
if (component.isError()) {
|
|
qDebug() << componentPath;
|
|
foreach (const QQmlError &error, component.errors())
|
|
qWarning() << error;
|
|
}
|
|
|
|
QQmlEngine::setObjectOwnership(object, QQmlEngine::CppOwnership);
|
|
|
|
return object;
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::createComponent(const QUrl &componentUrl, QQmlContext *context)
|
|
{
|
|
return QmlPrivateGate::createComponent(componentUrl, context);
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::createCustomParserObject(const QString &nodeSource, const QByteArray &importCode, QQmlContext *context)
|
|
{
|
|
QmlPrivateGate::ComponentCompleteDisabler disableComponentComplete;
|
|
Q_UNUSED(disableComponentComplete)
|
|
|
|
QQmlComponent component(context->engine());
|
|
|
|
QByteArray data(nodeSource.toUtf8());
|
|
data.prepend(importCode);
|
|
component.setData(data, context->baseUrl().resolved(QUrl("createCustomParserObject.qml")));
|
|
QObject *object = component.beginCreate(context);
|
|
QmlPrivateGate::tweakObjects(object);
|
|
component.completeCreate();
|
|
QQmlEngine::setObjectOwnership(object, QQmlEngine::CppOwnership);
|
|
|
|
if (component.isError()) {
|
|
qWarning() << "Error in:" << Q_FUNC_INFO << component.url().toString();
|
|
foreach (const QQmlError &error, component.errors())
|
|
qWarning() << error;
|
|
qWarning() << "file data:\n" << data;
|
|
}
|
|
return object;
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::object() const
|
|
{
|
|
if (!m_object.isNull() && !QmlPrivateGate::objectWasDeleted(m_object.data()))
|
|
return m_object.data();
|
|
return 0;
|
|
}
|
|
|
|
QQuickItem *ObjectNodeInstance::contentItem() const
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
bool ObjectNodeInstance::hasContent() const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool ObjectNodeInstance::isResizable() const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool ObjectNodeInstance::isMovable() const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool ObjectNodeInstance::isInLayoutable() const
|
|
{
|
|
return m_isInLayoutable;
|
|
}
|
|
|
|
void ObjectNodeInstance::setInLayoutable(bool isInLayoutable)
|
|
{
|
|
m_isInLayoutable = isInLayoutable;
|
|
}
|
|
|
|
void ObjectNodeInstance::refreshLayoutable()
|
|
{
|
|
}
|
|
|
|
void ObjectNodeInstance::updateAnchors()
|
|
{
|
|
}
|
|
|
|
QQmlContext *ObjectNodeInstance::context() const
|
|
{
|
|
if (nodeInstanceServer())
|
|
return nodeInstanceServer()->context();
|
|
|
|
qWarning() << "Error: No NodeInstanceServer";
|
|
return 0;
|
|
}
|
|
|
|
QQmlEngine *ObjectNodeInstance::engine() const
|
|
{
|
|
return nodeInstanceServer()->engine();
|
|
}
|
|
|
|
void ObjectNodeInstance::paintUpdate()
|
|
{
|
|
}
|
|
|
|
void ObjectNodeInstance::activateState()
|
|
{
|
|
}
|
|
|
|
void ObjectNodeInstance::deactivateState()
|
|
{
|
|
}
|
|
|
|
void ObjectNodeInstance::populateResetHashes()
|
|
{
|
|
QmlPrivateGate::registerCustomData(object());
|
|
}
|
|
|
|
bool ObjectNodeInstance::hasValidResetBinding(const PropertyName &propertyName) const
|
|
{
|
|
return QmlPrivateGate::hasValidResetBinding(object(), propertyName);
|
|
}
|
|
|
|
QVariant ObjectNodeInstance::resetValue(const PropertyName &propertyName) const
|
|
{
|
|
return QmlPrivateGate::getResetValue(object(), propertyName);
|
|
}
|
|
|
|
QImage ObjectNodeInstance::renderImage() const
|
|
{
|
|
return QImage();
|
|
}
|
|
|
|
QImage ObjectNodeInstance::renderPreviewImage(const QSize & /*previewImageSize*/) const
|
|
{
|
|
return QImage();
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::parent() const
|
|
{
|
|
if (!object())
|
|
return 0;
|
|
|
|
return object()->parent();
|
|
}
|
|
|
|
QObject *ObjectNodeInstance::parentObject(QObject *object)
|
|
{
|
|
QQuickItem *quickItem = qobject_cast<QQuickItem*>(object);
|
|
if (quickItem && quickItem->parentItem()) {
|
|
|
|
//QQuickRootItem is used by Window and we want to return the Window as parent
|
|
if (strcmp(quickItem->metaObject()->className(), "QQuickRootItem"))
|
|
return object->parent();
|
|
|
|
return quickItem->parentItem();
|
|
}
|
|
|
|
return object->parent();
|
|
}
|
|
|
|
ObjectNodeInstance::Pointer ObjectNodeInstance::parentInstance() const
|
|
{
|
|
QObject *parentHolder = parent();
|
|
if (!nodeInstanceServer())
|
|
return Pointer();
|
|
|
|
while (parentHolder) {
|
|
if (nodeInstanceServer()->hasInstanceForObject(parentHolder))
|
|
return nodeInstanceServer()->instanceForObject(parentHolder).internalInstance();
|
|
|
|
parentHolder = parentObject(parentHolder);
|
|
}
|
|
|
|
return Pointer();
|
|
}
|
|
|
|
QRectF ObjectNodeInstance::boundingRect() const
|
|
{
|
|
return QRectF();
|
|
}
|
|
|
|
QRectF ObjectNodeInstance::contentItemBoundingBox() const
|
|
{
|
|
return QRectF();
|
|
}
|
|
|
|
QPointF ObjectNodeInstance::position() const
|
|
{
|
|
return QPointF();
|
|
}
|
|
|
|
QSizeF ObjectNodeInstance::size() const
|
|
{
|
|
return QSizeF();
|
|
}
|
|
|
|
int ObjectNodeInstance::penWidth() const
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
bool ObjectNodeInstance::updateStateVariant(const ObjectNodeInstance::Pointer &/*target*/, const PropertyName &/*propertyName*/, const QVariant &/*value*/)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool ObjectNodeInstance::updateStateBinding(const ObjectNodeInstance::Pointer &/*target*/, const PropertyName &/*propertyName*/, const QString &/*expression*/)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool ObjectNodeInstance::resetStateProperty(const ObjectNodeInstance::Pointer &/*target*/, const PropertyName &/*propertyName*/, const QVariant &/*resetValue*/)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
void ObjectNodeInstance::doComponentComplete()
|
|
{
|
|
QmlPrivateGate::doComponentCompleteRecursive(object(), nodeInstanceServer());
|
|
}
|
|
|
|
bool ObjectNodeInstance::isRootNodeInstance() const
|
|
{
|
|
return nodeInstanceServer()->rootNodeInstance().isWrappingThisObject(object());
|
|
}
|
|
|
|
bool ObjectNodeInstance::isValid() const
|
|
{
|
|
return instanceId() >= 0 && object();
|
|
}
|
|
|
|
}
|
|
}
|
|
|