/*************************************************************************
 *
 *  $RCSfile: accnotextframe.cxx,v $
 *
 *  $Revision: 1.1 $
 *
 *  last change: $Author: mib $ $Date: 2002-04-05 12:06:52 $
 *
 *  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): _______________________________________
 *
 *
 ************************************************************************/

#ifdef PRECOMPILED
#include "core_pch.hxx"
#endif

#pragma hdrstop

#ifndef _VOS_MUTEX_HXX_ //autogen
#include <vos/mutex.hxx>
#endif
#ifndef _SV_SVAPP_HXX //autogen
#include <vcl/svapp.hxx>
#endif

#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_ACCESSIBLEROLE_HPP_
#include <drafts/com/sun/star/accessibility/AccessibleRole.hpp>
#endif
#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_ACCESSIBLESTATETYPE_HPP_
#include <drafts/com/sun/star/accessibility/AccessibleStateType.hpp>
#endif

#ifndef _UTL_ACCESSIBLESTATESETHELPER_HXX_
#include <unotools/accessiblestatesethelper.hxx>
#endif
#ifndef _COM_SUN_STAR_UNO_RUNTIMEEXCEPTION_HPP_
#include <com/sun/star/uno/RuntimeException.hpp>
#endif
#ifndef _FRMFMT_HXX
#include <frmfmt.hxx>
#endif
#ifndef _NDNOTXT_HXX
#include <ndnotxt.hxx>
#endif
#ifndef _FLYFRM_HXX
#include <flyfrm.hxx>
#endif
#ifndef _CNTFRM_HXX
#include <cntfrm.hxx>
#endif

#ifndef _ACCNOTEXTFRAME_HXX
#include "accnotextframe.hxx"
#endif

using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::uno;
using namespace ::drafts::com::sun::star::accessibility;
using namespace ::rtl;

const SwNoTxtNode *SwAccessibleNoTextFrame::GetNoTxtNode() const
{
    const SwNoTxtNode *pNd  = 0;
    const SwFlyFrm *pFlyFrm = static_cast< const SwFlyFrm *>( GetFrm() );
    if( pFlyFrm->Lower() && pFlyFrm->Lower()->IsNoTxtFrm() )
    {
        const SwCntntFrm *pCntFrm =
            static_cast<const SwCntntFrm *>( pFlyFrm->Lower() );
        pNd = pCntFrm->GetNode()->GetNoTxtNode();
    }

    return pNd;
}

SwAccessibleNoTextFrame::SwAccessibleNoTextFrame(
        SwAccessibleMap *pMap, sal_Int16 nRole,
        const SwFlyFrm *pFlyFrm ) :
    SwAccessibleFrameBase( pMap, nRole, pFlyFrm )
{
}

SwAccessibleNoTextFrame::~SwAccessibleNoTextFrame()
{
}

OUString SAL_CALL SwAccessibleNoTextFrame::getAccessibleDescription (void)
        throw (::com::sun::star::uno::RuntimeException)
{
    vos::OGuard aGuard(Application::GetSolarMutex());

    CHECK_FOR_DEFUNC( XAccessibleContext )

    OUString sDesc;

    const SwNoTxtNode *pNd = GetNoTxtNode();
    if( pNd )
        sDesc = OUString( pNd->GetAlternateText() );
    if( !sDesc.getLength() )
    {
        const SwFlyFrm *pFlyFrm = static_cast< const SwFlyFrm *>( GetFrm() );
        const SwFrmFmt *pFrmFmt = pFlyFrm->GetFmt();
        sDesc = OUString( pFrmFmt->GetName() );
    }

    return sDesc;
}