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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include "XMLChangeImportContext.hxx"
#include <com/sun/star/text/XTextRange.hpp>
#include <tools/debug.hxx>
#include <xmloff/xmlimp.hxx>
#include "xmloff/xmlnmspe.hxx"
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmltoken.hxx>

using ::rtl::OUString;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::text::XTextRange;
using ::com::sun::star::xml::sax::XAttributeList;
using ::xmloff::token::IsXMLToken;
using ::xmloff::token::XML_CHANGE_ID;

XMLChangeImportContext::XMLChangeImportContext(
	SvXMLImport& rImport,
	sal_Int16 nPrefix,
	const OUString& rLocalName,
	sal_Bool bStart,
	sal_Bool bEnd,
	sal_Bool bOutsideOfParagraph) :
		SvXMLImportContext(rImport, nPrefix, rLocalName),
		bIsStart(bStart),
		bIsEnd(bEnd),
		bIsOutsideOfParagraph(bOutsideOfParagraph)
{
	DBG_ASSERT(bStart || bEnd, "Must be either start, end, or both!");
}

XMLChangeImportContext::~XMLChangeImportContext()
{
}

void XMLChangeImportContext::StartElement(
	const Reference<XAttributeList>& xAttrList)
{
	sal_Int16 nLength = xAttrList->getLength();
	for(sal_Int16 nAttr = 0; nAttr < nLength; nAttr++)
	{
		OUString sLocalName;
		sal_uInt16 nPrefix = GetImport().GetNamespaceMap().
			GetKeyByAttrName( xAttrList->getNameByIndex(nAttr), 
							  &sLocalName );
		if ( (XML_NAMESPACE_TEXT == nPrefix) &&
             IsXMLToken( sLocalName, XML_CHANGE_ID ) )
		{
			// Id found! Now call RedlineImportHelper

			// prepare parameters
			UniReference<XMLTextImportHelper> rHelper = 
				GetImport().GetTextImport();
			OUString sID = xAttrList->getValueByIndex(nAttr);

			// call for bStart and bEnd (may both be true)
			if (bIsStart)
				rHelper->RedlineSetCursor(sID,sal_True,bIsOutsideOfParagraph);
			if (bIsEnd)
				rHelper->RedlineSetCursor(sID,sal_False,bIsOutsideOfParagraph);

			// outside of paragraph and still open? set open redline ID
			if (bIsOutsideOfParagraph)
            {
                rHelper->SetOpenRedlineId(sID);
			}
		}
		// else: ignore
	}
}