183 lines
7.3 KiB
C++
183 lines
7.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_comphelper.hxx"
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#include <comphelper/accimplaccess.hxx>
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#include <com/sun/star/accessibility/XAccessible.hpp>
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#include <com/sun/star/accessibility/XAccessibleContext.hpp>
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#include <cppuhelper/typeprovider.hxx>
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#include <set>
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//.........................................................................
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namespace comphelper
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{
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//.........................................................................
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#define BITFIELDSIZE ( sizeof( sal_Int64 ) * 8 )
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// maximum number of bits we have in a sal_Int64
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::uno::UNO_QUERY;
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using ::com::sun::star::uno::RuntimeException;
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using ::com::sun::star::lang::XUnoTunnel;
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using ::com::sun::star::accessibility::XAccessible;
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using ::com::sun::star::accessibility::XAccessibleContext;
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//=====================================================================
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//= OAccImpl_Impl
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//=====================================================================
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struct OAccImpl_Impl
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{
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Reference< XAccessible > m_xAccParent;
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sal_Int64 m_nForeignControlledStates;
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};
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//=====================================================================
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//= OAccessibleImplementationAccess
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//=====================================================================
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//---------------------------------------------------------------------
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OAccessibleImplementationAccess::OAccessibleImplementationAccess( )
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:m_pImpl( new OAccImpl_Impl )
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{
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}
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//---------------------------------------------------------------------
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OAccessibleImplementationAccess::~OAccessibleImplementationAccess( )
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{
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delete m_pImpl;
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m_pImpl = NULL;
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}
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//---------------------------------------------------------------------
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Reference< XAccessible > OAccessibleImplementationAccess::implGetForeignControlledParent( ) const
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{
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return m_pImpl->m_xAccParent;
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}
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//---------------------------------------------------------------------
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void OAccessibleImplementationAccess::setAccessibleParent( const Reference< XAccessible >& _rxAccParent )
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{
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m_pImpl->m_xAccParent = _rxAccParent;
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}
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//---------------------------------------------------------------------
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sal_Int64 OAccessibleImplementationAccess::implGetForeignControlledStates( ) const
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{
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return m_pImpl->m_nForeignControlledStates;
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}
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//---------------------------------------------------------------------
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void OAccessibleImplementationAccess::setStateBit( const sal_Int16 _nState, const sal_Bool _bSet )
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{
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OSL_ENSURE( _nState >= 0 && static_cast< sal_uInt16 >(_nState) < BITFIELDSIZE, "OAccessibleImplementationAccess::setStateBit: no more bits (shutting down the universe now)!" );
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sal_uInt64 nBitMask( 1 );
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nBitMask <<= _nState;
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if ( _bSet )
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m_pImpl->m_nForeignControlledStates |= nBitMask;
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else
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m_pImpl->m_nForeignControlledStates &= ~nBitMask;
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}
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//---------------------------------------------------------------------
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sal_Bool OAccessibleImplementationAccess::setForeignControlledState( const Reference< XAccessibleContext >& _rxComponent, const sal_Int16 _nState,
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const sal_Bool _bSet )
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{
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OAccessibleImplementationAccess* pImplementation = getImplementation( _rxComponent );
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if ( pImplementation )
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pImplementation->setStateBit( _nState, _bSet );
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return ( NULL != pImplementation );
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}
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namespace { struct lcl_ImplId : public rtl::Static< ::cppu::OImplementationId, lcl_ImplId > {}; }
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//---------------------------------------------------------------------
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const Sequence< sal_Int8 > OAccessibleImplementationAccess::getUnoTunnelImplementationId()
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{
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::cppu::OImplementationId &rID = lcl_ImplId::get();
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return rID.getImplementationId();
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}
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//---------------------------------------------------------------------
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sal_Int64 SAL_CALL OAccessibleImplementationAccess::getSomething( const Sequence< sal_Int8 >& _rIdentifier ) throw (RuntimeException)
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{
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sal_Int64 nReturn( 0 );
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if ( ( _rIdentifier.getLength() == 16 )
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&& ( 0 == rtl_compareMemory( getUnoTunnelImplementationId().getConstArray(), _rIdentifier.getConstArray(), 16 ) )
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)
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nReturn = reinterpret_cast< sal_Int64 >( this );
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return nReturn;
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}
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//---------------------------------------------------------------------
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OAccessibleImplementationAccess* OAccessibleImplementationAccess::getImplementation( const Reference< XAccessibleContext >& _rxComponent )
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{
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OAccessibleImplementationAccess* pImplementation = NULL;
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try
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{
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Reference< XUnoTunnel > xTunnel( _rxComponent, UNO_QUERY );
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if ( xTunnel.is() )
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{
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pImplementation = reinterpret_cast< OAccessibleImplementationAccess* >(
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xTunnel->getSomething( getUnoTunnelImplementationId() ) );
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}
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}
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catch( const Exception& )
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{
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OSL_FAIL( "OAccessibleImplementationAccess::setAccessibleParent: caught an exception while retrieving the implementation!" );
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}
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return pImplementation;
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}
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//---------------------------------------------------------------------
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sal_Bool OAccessibleImplementationAccess::setAccessibleParent(
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const Reference< XAccessibleContext >& _rxComponent, const Reference< XAccessible >& _rxNewParent )
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{
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OAccessibleImplementationAccess* pImplementation = getImplementation( _rxComponent );
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if ( pImplementation )
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pImplementation->setAccessibleParent( _rxNewParent );
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return ( NULL != pImplementation );
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}
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//.........................................................................
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} // namespace comphelper
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//.........................................................................
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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