forked from qt-creator/qt-creator
213 lines
7.5 KiB
C
213 lines
7.5 KiB
C
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/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: http://www.qt-project.org/
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**
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt 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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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**************************************************************************/
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#ifndef ABSTRACTNODEINSTANCE_H
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#define ABSTRACTNODEINSTANCE_H
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#include "nodeinstanceserver.h"
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#include "nodeinstancemetaobject.h"
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#include "nodeinstancesignalspy.h"
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#include <QPainter>
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#include <QSharedPointer>
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#include <QWeakPointer>
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QT_BEGIN_NAMESPACE
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class QGraphicsItem;
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class QQmlContext;
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class QQmlEngine;
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class QQmlProperty;
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class QQmlAbstractBinding;
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QT_END_NAMESPACE
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namespace QmlDesigner {
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class NodeInstanceServer;
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namespace Internal {
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class QmlGraphicsItemNodeInstance;
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class GraphicsWidgetNodeInstance;
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class GraphicsViewNodeInstance;
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class GraphicsSceneNodeInstance;
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class ProxyWidgetNodeInstance;
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class WidgetNodeInstance;
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class ObjectNodeInstance
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{
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public:
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typedef QSharedPointer<ObjectNodeInstance> Pointer;
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typedef QWeakPointer<ObjectNodeInstance> WeakPointer;
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explicit ObjectNodeInstance(QObject *object);
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virtual ~ObjectNodeInstance();
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void destroy();
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//void setModelNode(const ModelNode &node);
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static Pointer create(QObject *objectToBeWrapped);
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static QObject *createPrimitive(const QString &typeName, int majorNumber, int minorNumber, QQmlContext *context);
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static QObject *createCustomParserObject(const QString &nodeSource, const QStringList &imports, QQmlContext *context);
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static QObject *createComponent(const QString &componentPath, QQmlContext *context);
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static QObject *createComponentWrap(const QString &nodeSource, const QStringList &imports, QQmlContext *context);
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void setInstanceId(qint32 id);
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qint32 instanceId() const;
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NodeInstanceServer *nodeInstanceServer() const;
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void setNodeInstanceServer(NodeInstanceServer *server);
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virtual void initializePropertyWatcher(const Pointer &objectNodeInstance);
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virtual void initialize(const Pointer &objectNodeInstance);
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virtual void paint(QPainter *painter);
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virtual QImage renderImage() const;
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virtual QObject *parent() const;
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Pointer parentInstance() const;
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virtual void reparent(const ObjectNodeInstance::Pointer &oldParentInstance, const QString &oldParentProperty, const ObjectNodeInstance::Pointer &newParentInstance, const QString &newParentProperty);
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virtual void setId(const QString &id);
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virtual QString id() const;
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virtual bool isQmlGraphicsItem() const;
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virtual bool isGraphicsObject() const;
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virtual bool isTransition() const;
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virtual bool isPositioner() const;
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virtual bool isSGItem() const;
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virtual bool equalGraphicsItem(QGraphicsItem *item) const;
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virtual QRectF boundingRect() const;
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virtual QPointF position() const;
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virtual QSizeF size() const;
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virtual QTransform transform() const;
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virtual QTransform customTransform() const;
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virtual QTransform sceneTransform() const;
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virtual double opacity() const;
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virtual int penWidth() const;
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virtual bool hasAnchor(const QString &name) const;
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virtual QPair<QString, ServerNodeInstance> anchor(const QString &name) const;
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virtual bool isAnchoredBySibling() const;
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virtual bool isAnchoredByChildren() const;
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virtual double rotation() const;
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virtual double scale() const;
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virtual QList<QGraphicsTransform *> transformations() const;
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virtual QPointF transformOriginPoint() const;
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virtual double zValue() const;
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virtual void setPropertyVariant(const QString &name, const QVariant &value);
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virtual void setPropertyBinding(const QString &name, const QString &expression);
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virtual QVariant property(const QString &name) const;
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virtual void resetProperty(const QString &name);
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virtual void refreshProperty(const QString &name);
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virtual QString instanceType(const QString &name) const;
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QStringList propertyNames() const;
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virtual QList<ServerNodeInstance> childItems() const;
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void createDynamicProperty(const QString &name, const QString &typeName);
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void setDeleteHeldInstance(bool deleteInstance);
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bool deleteHeldInstance() const;
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virtual void updateAnchors();
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virtual void paintUpdate();
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virtual void activateState();
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virtual void deactivateState();
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void populateResetHashes();
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bool hasValidResetBinding(const QString &propertyName) const;
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QQmlAbstractBinding *resetBinding(const QString &propertyName) const;
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QVariant resetValue(const QString &propertyName) const;
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void setResetValue(const QString &propertyName, const QVariant &value);
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QObject *object() const;
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virtual bool hasContent() const;
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virtual bool isResizable() const;
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virtual bool isMovable() const;
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bool isInPositioner() const;
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void setInPositioner(bool isInPositioner);
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virtual void refreshPositioner();
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bool hasBindingForProperty(const QString &name, bool *hasChanged = 0) const;
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QQmlContext *context() const;
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QQmlEngine *engine() const;
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virtual bool updateStateVariant(const ObjectNodeInstance::Pointer &target, const QString &propertyName, const QVariant &value);
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virtual bool updateStateBinding(const ObjectNodeInstance::Pointer &target, const QString &propertyName, const QString &expression);
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virtual bool resetStateProperty(const ObjectNodeInstance::Pointer &target, const QString &propertyName, const QVariant &resetValue);
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bool isValid() const;
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bool isRootNodeInstance() const;
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virtual void doComponentComplete();
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virtual QList<ServerNodeInstance> stateInstances() const;
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virtual void setNodeSource(const QString &source);
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static QVariant fixResourcePaths(const QVariant &value);
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protected:
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void doResetProperty(const QString &propertyName);
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void removeFromOldProperty(QObject *object, QObject *oldParent, const QString &oldParentProperty);
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void addToNewProperty(QObject *object, QObject *newParent, const QString &newParentProperty);
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void deleteObjectsInList(const QQmlProperty &metaProperty);
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QVariant convertSpecialCharacter(const QVariant& value) const;
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private:
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QHash<QString, QVariant> m_resetValueHash;
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QHash<QString, QWeakPointer<QQmlAbstractBinding> > m_resetBindingHash;
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QHash<QString, ServerNodeInstance> m_modelAbstractPropertyHash;
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mutable QHash<QString, bool> m_hasBindingHash;
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qint32 m_instanceId;
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QString m_id;
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QWeakPointer<NodeInstanceServer> m_nodeInstanceServer;
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QString m_parentProperty;
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bool m_deleteHeldInstance;
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QWeakPointer<QObject> m_object;
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NodeInstanceMetaObject *m_metaObject;
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NodeInstanceSignalSpy m_signalSpy;
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bool m_isInPositioner;
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};
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} // namespace Internal
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} // namespace QmlDesigner
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#endif // ABSTRACTNODEINSTANCE_H
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