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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef ABSTRACTNODEINSTANCE_H
#define ABSTRACTNODEINSTANCE_H
#include "nodeinstanceserver.h"
#include "nodeinstancemetaobject.h"
#include "nodeinstancesignalspy.h"
#include <QPainter>
#include <QSharedPointer>
#include <QWeakPointer>
QT_BEGIN_NAMESPACE
class QGraphicsItem;
class QDeclarativeContext;
class QDeclarativeEngine;
class QDeclarativeProperty;
class QDeclarativeAbstractBinding;
QT_END_NAMESPACE
namespace QmlDesigner {
class NodeInstanceServer;
namespace Internal {
class QmlGraphicsItemNodeInstance;
class GraphicsWidgetNodeInstance;
class GraphicsViewNodeInstance;
class GraphicsSceneNodeInstance;
class ProxyWidgetNodeInstance;
class WidgetNodeInstance;
class ObjectNodeInstance
{
public:
typedef QSharedPointer<ObjectNodeInstance> Pointer;
typedef QWeakPointer<ObjectNodeInstance> WeakPointer;
explicit ObjectNodeInstance(QObject *object);
virtual ~ObjectNodeInstance();
void destroy();
//void setModelNode(const ModelNode &node);
static Pointer create(QObject *objectToBeWrapped);
static QObject *createPrimitive(const QString &typeName, int majorNumber, int minorNumber, QDeclarativeContext *context);
static QObject *createCustomParserObject(const QString &nodeSource, const QStringList &imports, QDeclarativeContext *context);
static QObject *createComponent(const QString &componentPath, QDeclarativeContext *context);
static QObject *createComponentWrap(const QString &nodeSource, const QStringList &imports, QDeclarativeContext *context);
void setInstanceId(qint32 id);
qint32 instanceId() const;
NodeInstanceServer *nodeInstanceServer() const;
void setNodeInstanceServer(NodeInstanceServer *server);
virtual void initializePropertyWatcher(const Pointer &objectNodeInstance);
virtual void initialize(const Pointer &objectNodeInstance);
virtual void paint(QPainter *painter);
virtual QImage renderImage() const;
virtual QObject *parent() const;
Pointer parentInstance() const;
virtual void reparent(const ObjectNodeInstance::Pointer &oldParentInstance, const QString &oldParentProperty, const ObjectNodeInstance::Pointer &newParentInstance, const QString &newParentProperty);
virtual void setId(const QString &id);
virtual QString id() const;
virtual bool isQmlGraphicsItem() const;
virtual bool isGraphicsObject() const;
virtual bool isTransition() const;
virtual bool isPositioner() const;
virtual bool isSGItem() const;
virtual bool equalGraphicsItem(QGraphicsItem *item) const;
virtual QRectF boundingRect() const;
virtual QPointF position() const;
virtual QSizeF size() const;
virtual QTransform transform() const;
virtual QTransform customTransform() const;
virtual QTransform sceneTransform() const;
virtual double opacity() const;
virtual int penWidth() const;
virtual bool hasAnchor(const QString &name) const;
virtual QPair<QString, ServerNodeInstance> anchor(const QString &name) const;
virtual bool isAnchoredBySibling() const;
virtual bool isAnchoredByChildren() const;
virtual double rotation() const;
virtual double scale() const;
virtual QList<QGraphicsTransform *> transformations() const;
virtual QPointF transformOriginPoint() const;
virtual double zValue() const;
virtual void setPropertyVariant(const QString &name, const QVariant &value);
virtual void setPropertyBinding(const QString &name, const QString &expression);
virtual QVariant property(const QString &name) const;
virtual void resetProperty(const QString &name);
virtual void refreshProperty(const QString &name);
virtual QString instanceType(const QString &name) const;
QStringList propertyNames() const;
virtual QList<ServerNodeInstance> childItems() const;
void createDynamicProperty(const QString &name, const QString &typeName);
void setDeleteHeldInstance(bool deleteInstance);
bool deleteHeldInstance() const;
virtual void updateAnchors();
virtual void paintUpdate();
virtual void activateState();
virtual void deactivateState();
void populateResetHashes();
bool hasValidResetBinding(const QString &propertyName) const;
QDeclarativeAbstractBinding *resetBinding(const QString &propertyName) const;
QVariant resetValue(const QString &propertyName) const;
void setResetValue(const QString &propertyName, const QVariant &value);
QObject *object() const;
virtual bool hasContent() const;
virtual bool isResizable() const;
virtual bool isMovable() const;
bool isInPositioner() const;
void setInPositioner(bool isInPositioner);
virtual void refreshPositioner();
bool hasBindingForProperty(const QString &name, bool *hasChanged = 0) const;
QDeclarativeContext *context() const;
QDeclarativeEngine *engine() const;
virtual bool updateStateVariant(const ObjectNodeInstance::Pointer &target, const QString &propertyName, const QVariant &value);
virtual bool updateStateBinding(const ObjectNodeInstance::Pointer &target, const QString &propertyName, const QString &expression);
virtual bool resetStateProperty(const ObjectNodeInstance::Pointer &target, const QString &propertyName, const QVariant &resetValue);
bool isValid() const;
bool isRootNodeInstance() const;
virtual void doComponentComplete();
virtual QList<ServerNodeInstance> stateInstances() const;
virtual void setNodeSource(const QString &source);
static QVariant fixResourcePaths(const QVariant &value);
protected:
void doResetProperty(const QString &propertyName);
void removeFromOldProperty(QObject *object, QObject *oldParent, const QString &oldParentProperty);
void addToNewProperty(QObject *object, QObject *newParent, const QString &newParentProperty);
void deleteObjectsInList(const QDeclarativeProperty &metaProperty);
QVariant convertSpecialCharacter(const QVariant& value) const;
private:
QHash<QString, QVariant> m_resetValueHash;
QHash<QString, QWeakPointer<QDeclarativeAbstractBinding> > m_resetBindingHash;
QHash<QString, ServerNodeInstance> m_modelAbstractPropertyHash;
mutable QHash<QString, bool> m_hasBindingHash;
qint32 m_instanceId;
QString m_id;
QWeakPointer<NodeInstanceServer> m_nodeInstanceServer;
QString m_parentProperty;
bool m_deleteHeldInstance;
QWeakPointer<QObject> m_object;
NodeInstanceMetaObject *m_metaObject;
NodeInstanceSignalSpy m_signalSpy;
bool m_isInPositioner;
};
} // namespace Internal
} // namespace QmlDesigner
#endif // ABSTRACTNODEINSTANCE_H
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