text: /***********************************************************************************************************************
  **
  ** Copyright (c) 2011, 2014 ETH Zurich
  ** All rights reserved.
  **
  ** Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
  ** following conditions are met:
  **
  **    * Redistributions of source code must retain the above copyright notice, this list of conditions and the following
  **      disclaimer.
  **    * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
  **      following disclaimer in the documentation and/or other materials provided with the distribution.
  **    * Neither the name of the ETH Zurich nor the names of its contributors may be used to endorse or promote products
  **      derived from this software without specific prior written permission.
  **
  **
  ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  ** INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  ** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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  ***********************************************************************************************************************/
  
  #pragma once
  
  #include "filepersistence_api.h"
  
  #include "ModelBase/src/persistence/PersistentStore.h"
  
  namespace FilePersistence {
  
  class FILEPERSISTENCE_API XMLModel
  {
  	public:
  		XMLModel();
  		XMLModel(const QString& filename);
  		virtual ~XMLModel();
  
  		void saveStringValue(const QString &value);
  		void saveIntValue(int value);
  		void saveDoubleValue(double value);
  
  		void beginSaveChildNode(const QString &tag);
  		void endSaveChildNode();
  		void importChildFromXML(QDomElement child);
  		void saveNext(const QString& tag);
  
  		void setId(Model::NodeIdType id);
  		void setName(const QString& name);
  
  		int loadIntValue() const;
  		QString loadStringValue() const;
  		double loadDoubleValue() const;
  
  		bool hasChild(const QString& nodeName) const;
  		bool hasChildren() const;
  		void beginLoadChildNode(const QString& nodeName);
  		void endLoadChildNode();
  		QStringList getChildrenNames() const;
  
  		bool hasNext() const;
  		void loadNext();
  		bool goToElement(Model::NodeIdType id, bool startFromRoot = true);
  		void goToFirstChild();
  		void goToParent();
  		void goToRoot();
  
  		QString getType() const;
  		Model::NodeIdType getId() const;
  		QString getName() const;
  
  		QDomElement getCurrentElement() const;
  
  		bool isString() const;
  		bool isInteger() const;
  		bool isDouble() const;
  
  		QString documentText() const;
  		void setDocumentText(const QString& text);
  
  	private:
  		QDomDocument doc;
  		QDomElement elem;
  		QList<QDomElement> elemStack;
  
  		static const char* XML_DOM_TYPE;
  		static const int MAX_DOUBLE_PRECISION;
  };
  
  }
  