libreoffice/xmloff/source/text/XMLTextHeaderFooterContext.cxx

/*************************************************************************
 *
 *  $RCSfile: XMLTextHeaderFooterContext.cxx,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: mib $ $Date: 2000-10-23 11:56:25 $
 *
 *  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.
 *
 *  This library is distributed in the hope that it will be useful,
 *  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.
 *
 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): _______________________________________
 *
 *
 ************************************************************************/

#ifndef _COM_SUN_STAR_TEXT_XTEXT_HPP_
#include <com/sun/star/text/XText.hpp>
#endif
#ifndef _XMLOFF_NMSPMAP_HXX
#include "nmspmap.hxx"
#endif
#ifndef _XMLOFF_XMLNMSPE_HXX
#include "xmlnmspe.hxx"
#endif
#ifndef _XMLOFF_XMLKYWD_HXX
#include "xmlkywd.hxx"
#endif
#ifndef _XMLOFF_TEXTHEADERFOOTERCONTEXT_HXX_
#include "XMLTextHeaderFooterContext.hxx"
#endif
#ifndef _XMLOFF_XMLIMP_HXX
#include "xmlimp.hxx"
#endif


using namespace ::rtl;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;
//using namespace ::com::sun::star::style;
using namespace ::com::sun::star::text;
using namespace ::com::sun::star::beans;
//using namespace ::com::sun::star::container;
//using namespace ::com::sun::star::lang;
//using namespace ::com::sun::star::text;


TYPEINIT1( XMLTextHeaderFooterContext, SvXMLImportContext );

XMLTextHeaderFooterContext::XMLTextHeaderFooterContext( SvXMLImport& rImport, sal_uInt16 nPrfx,
                       const OUString& rLName,
                       const uno::Reference<
                            xml::sax::XAttributeList > & xAttrList,
                        const Reference < XPropertySet > & rPageStylePropSet,
                       sal_Bool bFooter, sal_Bool bLft ) :
    SvXMLImportContext( rImport, nPrfx, rLName ),
    xPropSet( rPageStylePropSet ),
    sOn( OUString::createFromAscii( bFooter ? "FooterIsOn" : "HeaderIsOn" ) ),
    sShareContent( OUString::createFromAscii( bFooter ? "FooterIsShared"
                                                      : "HeaderShared" ) ),
    sText( OUString::createFromAscii( bFooter ? "FooterText" : "HeaderText" ) ),
    sTextLeft( OUString::createFromAscii( bFooter ? "FooterTextLeft"
                                                     : "HeaderTextLeft" ) ),
    bInsertContent( sal_True ),
    bLeft( bLft )
{
    if( bLeft )
    {
        Any aAny;

        aAny = xPropSet->getPropertyValue( sOn );
        sal_Bool bOn = *(sal_Bool *)aAny.getValue();

        if( bOn )
        {
            aAny = xPropSet->getPropertyValue( sShareContent );
            sal_Bool bShared = *(sal_Bool *)aAny.getValue();
            if( bShared )
            {
                // Don't share headers any longer
                bShared = sal_False;
                aAny.setValue( &bShared, ::getBooleanCppuType() );
                xPropSet->setPropertyValue( sShareContent, aAny );
            }
        }
        else
        {
            // If headers or footers are switched off, no content must be
            // inserted.
            bInsertContent = sal_False;
        }
    }
}

XMLTextHeaderFooterContext::~XMLTextHeaderFooterContext()
{
}

SvXMLImportContext *XMLTextHeaderFooterContext::CreateChildContext(
    sal_uInt16 nPrefix,
    const OUString& rLocalName,
    const uno::Reference< xml::sax::XAttributeList > & xAttrList )
{
    SvXMLImportContext *pContext = 0;
    if( bInsertContent )
    {
        if( !xOldTextCursor.is() )
        {
            sal_Bool bRemoveContent = sal_True;
            Any aAny;
            if( bLeft )
            {
                // Headers and footers are switched on already,
                // and they aren't shared.
                aAny = xPropSet->getPropertyValue( sTextLeft );
            }
            else
            {
                aAny = xPropSet->getPropertyValue( sOn );
                sal_Bool bOn = *(sal_Bool *)aAny.getValue();

                if( !bOn )
                {
                    // Switch header on
                    bOn = sal_True;
                    aAny.setValue( &bOn, ::getBooleanCppuType() );
                    xPropSet->setPropertyValue( sOn, aAny );

                    // The content has not to be removed, because the header
                    // or footer is empty already.
                    bRemoveContent;
                }

                // If a header or footer is not shared, share it now.
                aAny = xPropSet->getPropertyValue( sShareContent );
                sal_Bool bShared = *(sal_Bool *)aAny.getValue();
                if( !bShared )
                {
                    bShared = sal_True;
                    aAny.setValue( &bShared, ::getBooleanCppuType() );
                    xPropSet->setPropertyValue( sShareContent, aAny );
                }

                aAny = xPropSet->getPropertyValue( sText );
            }

            Reference < XText > xText;
            aAny >>= xText;

            if( bRemoveContent )
            {
                OUString sText;
                xText->setString( sText );
            }

            UniReference < XMLTextImportHelper > xTxtImport =
                GetImport().GetTextImport();

            xOldTextCursor = xTxtImport->GetCursor();
            xTxtImport->SetCursor( xText->createTextCursor() );
        }

        pContext =
            GetImport().GetTextImport()->CreateTextChildContext(GetImport(),
                                                                   nPrefix,
                                                                   rLocalName,
                                                                   xAttrList);
    }
    if( !pContext )
        pContext = new SvXMLImportContext( GetImport(), nPrefix, rLocalName );

    return pContext;
}

void XMLTextHeaderFooterContext::EndElement()
{
    if( xOldTextCursor.is() )
    {
        if( GetImport().GetTextImport()->GetCursor()->goLeft( 1, sal_True ) )
        {
            OUString sEmpty;
            GetImport().GetTextImport()->GetText()->insertString(
                GetImport().GetTextImport()->GetCursorAsRange(), sEmpty,
                sal_True );
        }
        GetImport().GetTextImport()->SetCursor( xOldTextCursor );
    }
    else if( !bLeft )
    {
        // If no content has been inserted inro the header or footer,
        // switch it off.
        sal_Bool bOn = sal_False;
        Any aAny;
        aAny.setValue( &bOn, ::getBooleanCppuType() );
        xPropSet->setPropertyValue( sOn, aAny );
    }
}