/**
 * Licensed to the University Corporation for Advanced Internet
 * Development, Inc. (UCAID) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.
 *
 * UCAID licenses this file to you under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the
 * License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 */

/**
 * @file xmltooling/AbstractSimpleElement.h
 * 
 * AbstractXMLObject mixin that implements a simple string-based content model 
 */

#ifndef __xmltooling_abssimpleel_h__
#define __xmltooling_abssimpleel_h__

#include <xmltooling/AbstractXMLObject.h>

#if defined (_MSC_VER)
    #pragma warning( push )
    #pragma warning( disable : 4250 4251 )
#endif

namespace xmltooling {

    /**
     * AbstractXMLObject mixin that implements a simple string-based content model.
     * Inherit from this class to support string-based element content.
     */
    class XMLTOOL_API AbstractSimpleElement : public virtual AbstractXMLObject
    {
    public:
        virtual ~AbstractSimpleElement();
        
        // Virtual function overrides.
        bool hasChildren() const;
        const std::list<XMLObject*>& getOrderedChildren() const;
        void removeChild(XMLObject* child);
        const XMLCh* getTextContent(unsigned int position=0) const;
        void setTextContent(const XMLCh* value, unsigned int position=0);
        
    protected:
        AbstractSimpleElement();
        
        /** Copy constructor. */
        AbstractSimpleElement(const AbstractSimpleElement& src);

    private:
        XMLCh* m_value;

        static std::list<XMLObject*> m_no_children;
    };
    
};

#if defined (_MSC_VER)
    #pragma warning( pop )
#endif

#endif /* __xmltooling_abssimpleel_h__ */