forked from qt-creator/qt-creator
		
	States actually have a parent. Change-Id: Iaee31dec4d969c2f84224a2d93796d67f39fda77 Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
		
			
				
	
	
		
			109 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /****************************************************************************
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| **
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| ** Copyright (C) 2016 The Qt Company Ltd.
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| ** Contact: https://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
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| ** and conditions see https://www.qt.io/terms-conditions. For further
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| ** information use the contact form at https://www.qt.io/contact-us.
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| **
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| ** GNU General Public License Usage
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| ** Alternatively, this file may be used under the terms of the GNU
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| ** General Public License version 3 as published by the Free Software
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| ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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| ** included in the packaging of this file. Please review the following
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| ** information to ensure the GNU General Public License requirements will
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| ** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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| **
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| ****************************************************************************/
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| 
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| #include "qmlstatenodeinstance.h"
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| 
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| #include <qmlprivategate.h>
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| 
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| #include "qmlpropertychangesnodeinstance.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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| /**
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|   \class QmlStateNodeInstance
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| 
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|   QmlStateNodeInstance manages a QQuickState object.
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|   */
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| 
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| QmlStateNodeInstance::QmlStateNodeInstance(QObject *object) :
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|         ObjectNodeInstance(object)
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| {
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| }
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| 
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| QmlStateNodeInstance::Pointer
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|         QmlStateNodeInstance::create(QObject *object)
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| {
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|     Pointer instance(new QmlStateNodeInstance(object));
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| 
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|     instance->populateResetHashes();
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| 
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|     return instance;
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| }
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| 
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| void QmlStateNodeInstance::activateState()
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| {
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|     if (!QmlPrivateGate::States::isStateActive(object(), context())
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|             && nodeInstanceServer()->hasInstanceForObject(object())) {
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|         nodeInstanceServer()->setStateInstance(nodeInstanceServer()->instanceForObject(object()));
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|         QmlPrivateGate::States::activateState(object(), context());
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|     }
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| }
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| 
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| void QmlStateNodeInstance::deactivateState()
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| {
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|     if (QmlPrivateGate::States::isStateActive(object(), context())) {
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|         nodeInstanceServer()->clearStateInstance();
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|         QmlPrivateGate::States::deactivateState(object());
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|     }
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| }
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| 
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| void QmlStateNodeInstance::setPropertyVariant(const PropertyName &name, const QVariant &value)
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| {
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|     bool isStateOfTheRootModelNode = parentInstance() && parentInstance()->isRootNodeInstance();
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|     if (name == "when" && (isStateOfTheRootModelNode))
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|         return;
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| 
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|     ObjectNodeInstance::setPropertyVariant(name, value);
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| }
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| 
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| void QmlStateNodeInstance::setPropertyBinding(const PropertyName &name, const QString &expression)
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| {
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|     bool isStateOfTheRootModelNode = parentInstance() && parentInstance()->isRootNodeInstance();
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| 
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|     if (name == "when" && (isStateOfTheRootModelNode))
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|         return;
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| 
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|     ObjectNodeInstance::setPropertyBinding(name, expression);
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| }
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| 
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| bool QmlStateNodeInstance::updateStateVariant(const ObjectNodeInstance::Pointer &target, const PropertyName &propertyName, const QVariant &value)
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| {
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|     return QmlPrivateGate::States::changeValueInRevertList(object(), target->object(), propertyName, value);
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| }
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| 
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| bool QmlStateNodeInstance::updateStateBinding(const ObjectNodeInstance::Pointer &target, const PropertyName &propertyName, const QString &expression)
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| {
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|     return QmlPrivateGate::States::updateStateBinding(object(), target->object(), propertyName, expression);
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| }
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| 
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| bool QmlStateNodeInstance::resetStateProperty(const ObjectNodeInstance::Pointer &target, const PropertyName &propertyName, const QVariant & resetValue)
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| {
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|     return QmlPrivateGate::States::resetStateProperty(object(), target->object(), propertyName, resetValue);
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| }
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| 
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| } // namespace Internal
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| } // namespace QmlDesigner
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