libreoffice/xmloff/source/transform/FrameOASISTContext.cxx

/*************************************************************************
 *
 *  $RCSfile: FrameOASISTContext.cxx,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: rt $ $Date: 2004-11-03 16:42:43 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (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.openoffice.org/license.html.
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
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 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
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 *  All Rights Reserved.
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 *  Contributor(s): _______________________________________
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 *
 ************************************************************************/

#ifndef _XMLOFF_FRAMEOASISTCONTEXT_HXX
#include "FrameOASISTContext.hxx"
#endif
#ifndef _XMLOFF_IGNORETCONTEXT_HXX
#include "IgnoreTContext.hxx"
#endif
#ifndef _XMLOFF_MUTABLEATTRLIST_HXX
#include "MutableAttrList.hxx"
#endif
#ifndef _XMLOFF_XMLNMSPE_HXX
#include "xmlnmspe.hxx"
#endif
#ifndef _XMLOFF_ACTIONMAPTYPESOASIS_HXX
#include "ActionMapTypesOASIS.hxx"
#endif
#ifndef _XMLOFF_ELEMTRANSFORMERACTION_HXX
#include "ElemTransformerAction.hxx"
#endif
#ifndef _XMLOFF_TRANSFORMERACTIONS_HXX
#include "TransformerActions.hxx"
#endif
#ifndef _XMLOFF_TRANSFORMERBASE_HXX
#include "TransformerBase.hxx"
#endif

using namespace ::rtl;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;
using namespace ::xmloff::token;

TYPEINIT1( XMLFrameOASISTransformerContext, XMLTransformerContext );

XMLFrameOASISTransformerContext::XMLFrameOASISTransformerContext(
        XMLTransformerBase& rImp,
        const OUString& rQName ) :
    XMLTransformerContext( rImp, rQName ),
    m_bIgnoreElement( false )
{
}

XMLFrameOASISTransformerContext::~XMLFrameOASISTransformerContext()
{
}

void XMLFrameOASISTransformerContext::StartElement(
    const Reference< XAttributeList >& rAttrList )
{
    m_xAttrList = new XMLMutableAttributeList( rAttrList, sal_True );

    sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
    for( sal_Int16 i=0; i < nAttrCount; i++ )
    {
        const OUString& rAttrName = rAttrList->getNameByIndex( i );
        OUString aLocalName;
        sal_uInt16 nPrefix =
            GetTransformer().GetNamespaceMap().GetKeyByAttrName( rAttrName, &aLocalName );

        if( (nPrefix == XML_NAMESPACE_PRESENTATION) && IsXMLToken( aLocalName, XML_CLASS ) )
        {
            const OUString& rAttrValue = rAttrList->getValueByIndex( i );
            if( IsXMLToken( rAttrValue, XML_HEADER ) || IsXMLToken( rAttrValue, XML_FOOTER ) ||
                IsXMLToken( rAttrValue, XML_PAGE_NUMBER ) || IsXMLToken( rAttrValue, XML_DATE_TIME ) )
            {
                m_bIgnoreElement = true;
                break;
            }
        }
    }
}

XMLTransformerContext *XMLFrameOASISTransformerContext::CreateChildContext(
        sal_uInt16 nPrefix,
        const OUString& rLocalName,
        const OUString& rQName,
        const Reference< XAttributeList >& rAttrList )
{
    XMLTransformerContext *pContext = 0;

    if( m_bIgnoreElement )
    {
        // do not export the frame element and all of its children
        pContext = new XMLIgnoreTransformerContext( GetTransformer(),
                                                                rQName,
                                                                sal_True, sal_True );
    }
    else
    {
        XMLTransformerActions *pActions =
            GetTransformer().GetUserDefinedActions( OASIS_FRAME_ELEM_ACTIONS );
        OSL_ENSURE( pActions, "go no actions" );
        XMLTransformerActions::key_type aKey( nPrefix, rLocalName );
        XMLTransformerActions::const_iterator aIter = pActions->find( aKey );

        if( !(aIter == pActions->end()) )
        {
            switch( (*aIter).second.m_nActionType )
            {
            case XML_ETACTION_COPY:
                if( !m_aElemQName.getLength() )
                {
                    pContext = new XMLIgnoreTransformerContext( GetTransformer(),
                                                                rQName,
                                                                sal_False, sal_False );
                    m_aElemQName = rQName;
                    static_cast< XMLMutableAttributeList * >( m_xAttrList.get() )
                        ->AppendAttributeList( rAttrList );
                    GetTransformer().ProcessAttrList( m_xAttrList,
                                                    OASIS_SHAPE_ACTIONS,
                                                       sal_False    );
                    GetTransformer().GetDocHandler()->startElement( m_aElemQName,
                                                                    m_xAttrList );
                }
                else
                {
                    pContext = new XMLIgnoreTransformerContext( GetTransformer(),
                                                                rQName,
                                                                sal_True, sal_True );
                }
                break;
            default:
                OSL_ENSURE( !this, "unknown action" );
                break;
            }
        }
    }

    // default is copying
    if( !pContext )
        pContext = XMLTransformerContext::CreateChildContext( nPrefix,
                                                              rLocalName,
                                                              rQName,
                                                              rAttrList );

    return pContext;
}

void XMLFrameOASISTransformerContext::EndElement()
{
    if( !m_bIgnoreElement )
        GetTransformer().GetDocHandler()->endElement( m_aElemQName );
}

void XMLFrameOASISTransformerContext::Characters( const OUString& rChars )
{
    // ignore
    if( m_aElemQName.getLength() && !m_bIgnoreElement )
        XMLTransformerContext::Characters( rChars );
}