//
// Attr.cpp
//
// $Id: //poco/Main/XML/src/Attr.cpp#5 $
//
// Copyright (c) 2004, Guenter Obiltschnig/Applied Informatics.
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 
// 2. 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.
// 
// 3. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
// 
// 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 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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//


#include "DOM/Attr.h"
#include "DOM/Document.h"
#include "XML/NamePool.h"


XML_BEGIN


Attr::Attr(Document* pOwnerDocument, Element* pOwnerElement, const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const XMLString& value, bool specified):
	AbstractNode(pOwnerDocument),
	_name(pOwnerDocument->namePool().insert(qname, namespaceURI, localName)),
	_value(value),
	_specified(specified)
{
}


Attr::Attr(Document* pOwnerDocument, const Attr& attr): 
	AbstractNode(pOwnerDocument, attr),
	_name(pOwnerDocument->namePool().insert(attr._name)),
	_value(attr._value),
	_specified(attr._specified)
{
}


Attr::~Attr()
{
}


void Attr::setValue(const XMLString& value)
{
	XMLString oldValue = _value;
	_value     = value;
	_specified = true;
	if (_pParent && !_pOwner->eventsSuspended())
		_pParent->dispatchAttrModified(this, MutationEvent::MODIFICATION, oldValue, value);
}


Node* Attr::parentNode() const
{
	return 0;
}


Node* Attr::previousSibling() const
{
	if (_pParent)
	{
		Attr* pSibling = static_cast<Element*>(_pParent)->_pFirstAttr;
		while (pSibling)
		{
		    if (pSibling->_pNext == const_cast<Attr*>(this)) return pSibling;
		    pSibling = static_cast<Attr*>(pSibling->_pNext);
		}
		return pSibling;
	}
	return 0;
}


const XMLString& Attr::nodeName() const
{
	return _name.qname();
}


const XMLString& Attr::getNodeValue() const
{
	return _value;
}


void Attr::setNodeValue(const XMLString& value)
{
	setValue(value);
}


unsigned short Attr::nodeType() const
{
	return ATTRIBUTE_NODE;
}


const XMLString& Attr::namespaceURI() const
{
	return _name.namespaceURI();
}


XMLString Attr::prefix() const
{
	return _name.prefix();
}


const XMLString& Attr::localName() const
{
	return _name.localName();
}


Node* Attr::copyNode(bool deep, Document* pOwnerDocument) const
{
	return new Attr(pOwnerDocument, *this);
}


XML_END