forked from qt-creator/qt-creator
		
	Change-Id: Icd20f2a921c94f8bac73f9f61b61a34561ee2d3f Reviewed-on: http://codereview.qt.nokia.com/3973 Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com> Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
		
			
				
	
	
		
			130 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**************************************************************************
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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) 2009 Nokia Corporation and/or its subsidiary(-ies).
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| **
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| ** Contact: Nokia Corporation (info@qt.nokia.com)
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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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| ** If you have questions regarding the use of this file, please contact
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| ** Nokia at info@qt.nokia.com.
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| **
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| **************************************************************************/
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| 
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| #include "nodeinstancesignalspy.h"
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| #include "objectnodeinstance.h"
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| 
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| #include <QMetaProperty>
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| #include <QMetaObject>
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| #include <QtDebug>
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| #include <QSharedPointer>
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| #include <private/qdeclarativemetatype_p.h>
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| 
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| namespace QmlDesigner {
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| namespace Internal {
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| 
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| NodeInstanceSignalSpy::NodeInstanceSignalSpy() :
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|     QObject()
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| {
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|     blockSignals(true);
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| }
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| 
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| void NodeInstanceSignalSpy::setObjectNodeInstance(const ObjectNodeInstance::Pointer &nodeInstance)
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| {
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|     methodeOffset = QObject::staticMetaObject.methodCount() + 1;
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|     registerObject(nodeInstance->object());
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|     m_objectNodeInstance = nodeInstance;
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| 
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| }
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| 
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| void NodeInstanceSignalSpy::registerObject(QObject *spiedObject, const QString &prefix)
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| {
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|     if (m_registeredObjectList.contains(spiedObject)) // prevent cycles
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|         return;
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| 
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|     m_registeredObjectList.append(spiedObject);
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|     for (int index = QObject::staticMetaObject.propertyOffset();
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|          index < spiedObject->metaObject()->propertyCount();
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|          index++) {
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|              QMetaProperty metaProperty = spiedObject->metaObject()->property(index);
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| 
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|              // handle dot properties and connect the signals to the object
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|              if (metaProperty.isReadable()
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|                  && !metaProperty.isWritable()
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|                  && QDeclarativeMetaType::isQObject(metaProperty.userType())) {
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|                   QObject *propertyObject = QDeclarativeMetaType::toQObject(metaProperty.read(spiedObject));
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|                   if (propertyObject)
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|                       registerObject(propertyObject, prefix + metaProperty.name() + QLatin1Char('.'));
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|              } else if (metaProperty.hasNotifySignal()) {
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|                  QMetaMethod metaMethod = metaProperty.notifySignal();
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|                  bool isConnecting = QMetaObject::connect(spiedObject, metaMethod.methodIndex(), this, methodeOffset, Qt::DirectConnection);
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|                  Q_ASSERT(isConnecting);
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|                  Q_UNUSED(isConnecting);
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|                  m_indexPropertyHash.insert(methodeOffset, prefix + metaProperty.name());
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|                  methodeOffset++;
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|              }
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| 
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|              // search recursive in objects
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|              if (metaProperty.isReadable()
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|                  && metaProperty.isWritable()
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|                  && QDeclarativeMetaType::isQObject(metaProperty.userType())) {
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|                  QObject *propertyObject = QDeclarativeMetaType::toQObject(metaProperty.read(spiedObject));
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|                  if (propertyObject)
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|                      registerObject(propertyObject, prefix + metaProperty.name() + QLatin1Char('/'));
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|              }
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| 
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|              // search recursive in objects list
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|              if (metaProperty.isReadable()
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|                  && QDeclarativeMetaType::isList(metaProperty.userType())) {
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|                  QDeclarativeListReference list(spiedObject, metaProperty.name());
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| #if QT_VERSION<0x050000
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|                  if (list.canCount() && list.canAt()) {
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| #else
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|                  if (list.isReadable()) {
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| #endif
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|                      for (int i = 0; i < list.count(); i++) {
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|                          QObject *propertyObject = list.at(i);
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|                          if (propertyObject)
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|                              registerObject(propertyObject, prefix + metaProperty.name() + QLatin1Char('/'));
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|                      }
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|                  }
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|              }
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|          }
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| }
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| 
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| int NodeInstanceSignalSpy::qt_metacall(QMetaObject::Call call, int methodId, void **a)
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| {
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|     if (call == QMetaObject::InvokeMetaMethod && methodId > QObject::staticMetaObject.methodCount()) {
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|         ObjectNodeInstance::Pointer nodeInstance = m_objectNodeInstance.toStrongRef();
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| 
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|         if (nodeInstance && nodeInstance->nodeInstanceServer() && nodeInstance->isValid()) {
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|             nodeInstance->nodeInstanceServer()->notifyPropertyChange(nodeInstance->instanceId(), m_indexPropertyHash.value(methodId));
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|         }
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| 
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|     }
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| 
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|     return QObject::qt_metacall(call, methodId, a);
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| }
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| 
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| } // namespace Internal
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| } // namespace QmlDesigner
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