310 lines
8.6 KiB
C++
310 lines
8.6 KiB
C++
/*************************************************************************
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*
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* $RCSfile: accmap.cxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: mib $ $Date: 2002-02-20 17:55:57 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifdef PRECOMPILED
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#include "core_pch.hxx"
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#endif
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#pragma hdrstop
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#ifndef _VOS_REF_HXX_
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#include <vos/ref.hxx>
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#endif
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#ifndef _CPPUHELPER_WEAKREF_HXX_
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#include <cppuhelper/weakref.hxx>
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#endif
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#ifndef __SGI_STL_MAP
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#include <map>
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#endif
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#ifndef _ACCMAP_HXX
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#include <accmap.hxx>
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#endif
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#ifndef _ACCCONTEXT_HXX
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#include <acccontext.hxx>
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#endif
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#ifndef _ACCDOC_HXX
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#include <accdoc.hxx>
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#endif
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#ifndef _ACCPARA_HXX
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#include <accpara.hxx>
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#endif
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#ifndef _DOC_HXX
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#include <doc.hxx>
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#endif
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#ifndef _VIEWSH_HXX
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#include <viewsh.hxx>
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#endif
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#ifndef _ROOTFRM_HXX
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#include <rootfrm.hxx>
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#endif
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#ifndef _TXTFRM_HXX
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#include <txtfrm.hxx>
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#endif
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using namespace ::com::sun::star::uno;
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using namespace ::drafts::com::sun::star::accessibility;
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using namespace ::rtl;
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struct SwFrmFunc
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{
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sal_Bool operator()( const SwFrm * p1,
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const SwFrm * p2) const
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{
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return p1 < p2;
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}
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};
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typedef ::std::map < const SwFrm *, WeakReference < XAccessible >, SwFrmFunc > _SwAccessibleMap_Impl;
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class SwAccessibleMap_Impl: public _SwAccessibleMap_Impl
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{
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};
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SwAccessibleMap::SwAccessibleMap( ViewShell *pSh ) :
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pMap( 0 ),
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pVSh( pSh ),
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nPara( 1 )
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{
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}
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SwAccessibleMap::~SwAccessibleMap()
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{
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vos::OGuard aGuard( aMutex );
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if( pMap )
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{
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Reference < XAccessible > xAcc;
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const SwRootFrm *pRootFrm = GetShell()->GetDoc()->GetRootFrm();
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SwAccessibleMap_Impl::iterator aIter = pMap->find( pRootFrm );
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if( aIter != pMap->end() )
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xAcc = (*aIter).second;
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if( !xAcc.is() )
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xAcc = new SwAccessibleDocument( this );
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SwAccessibleDocument *pAcc = (SwAccessibleDocument *)xAcc.get();
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pAcc->Dispose( sal_True );
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}
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delete pMap;
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}
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Reference< XAccessible > SwAccessibleMap::GetDocumentView()
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{
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vos::OGuard aGuard( aMutex );
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Reference < XAccessible > xAcc;
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if( !pMap )
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pMap = new SwAccessibleMap_Impl;
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const SwRootFrm *pRootFrm = GetShell()->GetDoc()->GetRootFrm();
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SwAccessibleMap_Impl::iterator aIter = pMap->find( pRootFrm );
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if( aIter != pMap->end() )
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xAcc = (*aIter).second;
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if( xAcc.is() )
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{
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SwAccessibleDocument *pAcc = (SwAccessibleDocument *)xAcc.get();
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pAcc->SetVisArea( GetShell()->VisArea().SVRect() );
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}
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else
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{
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xAcc = new SwAccessibleDocument( this );
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if( aIter != pMap->end() )
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{
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(*aIter).second = xAcc;
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}
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else
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{
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SwAccessibleMap_Impl::value_type aEntry( pRootFrm, xAcc );
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pMap->insert( aEntry );
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}
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}
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return xAcc;
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}
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Reference< XAccessible> SwAccessibleMap::GetContext( const SwFrm *pFrm,
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sal_Bool bCreate )
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{
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vos::OGuard aGuard( aMutex );
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Reference < XAccessible > xAcc;
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if( !pMap && bCreate )
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pMap = new SwAccessibleMap_Impl;
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if( pMap )
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{
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SwAccessibleMap_Impl::iterator aIter = pMap->find( pFrm );
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if( aIter != pMap->end() )
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xAcc = (*aIter).second;
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if( !xAcc.is() && bCreate )
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{
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if( pFrm->IsTxtFrm() )
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xAcc = new SwAccessibleParagraph( this, nPara++,
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(const SwTxtFrm *)pFrm );
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ASSERT( xAcc.is(), "unknown frame type" );
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if( xAcc.is() )
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{
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if( aIter != pMap->end() )
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{
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(*aIter).second = xAcc;
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}
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else
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{
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SwAccessibleMap_Impl::value_type aEntry( pFrm, xAcc );
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pMap->insert( aEntry );
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}
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}
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}
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}
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return xAcc;
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}
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::vos::ORef < SwAccessibleContext > SwAccessibleMap::GetContextImpl(
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const SwFrm *pFrm,
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sal_Bool bCreate )
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{
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Reference < XAccessible > xAcc( GetContext( pFrm, bCreate ) );
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::vos::ORef < SwAccessibleContext > xAccImpl(
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(SwAccessibleContext *)xAcc.get() );
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return xAccImpl;
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}
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void SwAccessibleMap::RemoveContext( SwAccessibleContext *pAcc )
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{
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vos::OGuard aGuard( aMutex );
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if( pMap )
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{
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SwAccessibleMap_Impl::iterator aIter = pMap->find( pAcc->GetFrm() );
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if( aIter != pMap->end() )
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{
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pMap->erase( aIter );
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if( pMap->empty() )
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{
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delete pMap;
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pMap = 0;
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}
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}
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}
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}
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void SwAccessibleMap::DisposeFrm( const SwFrm *pFrm )
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{
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if( SwAccessibleContext::IsAccessible( pFrm ) )
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{
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vos::OGuard aGuard( aMutex );
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if( pMap )
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{
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SwAccessibleMap_Impl::iterator aIter = pMap->find( pFrm );
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if( aIter != pMap->end() )
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{
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Reference < XAccessible > xAcc = (*aIter).second;
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if( xAcc.is() )
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((SwAccessibleContext *)xAcc.get())->Dispose();
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}
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}
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}
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}
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void SwAccessibleMap::MoveFrm( const SwFrm *pFrm, const SwRect& rOldFrm )
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{
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if( SwAccessibleContext::IsAccessible( pFrm ) )
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{
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vos::OGuard aGuard( aMutex );
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if( pMap )
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{
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SwAccessibleMap_Impl::iterator aIter = pMap->find( pFrm );
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if( aIter != pMap->end() )
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{
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// If there is an accesible object already it is
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// notified directly.
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Reference < XAccessible > xAcc = (*aIter).second;
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((SwAccessibleContext *)xAcc.get())->PosChanged();
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}
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else
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{
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// Otherwise we look if the parent is accessible.
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// If not, there is nothing to do.
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const SwLayoutFrm *pUpper = pFrm->GetUpper();
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while( pUpper && !SwAccessibleContext::IsAccessible( pUpper ) )
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pUpper = pUpper->GetUpper();
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if( pUpper )
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{
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aIter = pMap->find( pUpper );
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if( aIter != pMap->end() )
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{
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Reference < XAccessible > xAcc = (*aIter).second;
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((SwAccessibleContext *)xAcc.get())
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->ChildPosChanged( pFrm, rOldFrm );
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}
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}
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}
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}
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}
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}
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