583 lines
22 KiB
C++
583 lines
22 KiB
C++
/*************************************************************************
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*
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* $RCSfile: AccessibleImageBullet.cxx,v $
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*
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* $Revision: 1.1 $
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*
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* last change: $Author: thb $ $Date: 2002-05-16 16:10:32 $
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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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#ifndef _SV_GEN_HXX
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#include <tools/gen.hxx>
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#endif
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#ifndef _VOS_MUTEX_HXX_
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#include <vos/mutex.hxx>
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#endif
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#ifndef _SV_SVAPP_HXX
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#include <vcl/svapp.hxx>
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#endif
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#ifndef _RTL_USTRING_HXX_
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#include <rtl/ustring.hxx>
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#endif
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#ifndef _COM_SUN_STAR_AWT_POINT_HPP_
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#include <com/sun/star/awt/Point.hpp>
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#endif
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#ifndef _COM_SUN_STAR_AWT_RECTANGLE_HPP_
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#include <com/sun/star/awt/Rectangle.hpp>
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#endif
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#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_ACCESSIBLEROLE_HPP_
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#include <drafts/com/sun/star/accessibility/AccessibleRole.hpp>
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#endif
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#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_ACCESSIBLETEXTTYPE_HPP_
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#include <drafts/com/sun/star/accessibility/AccessibleTextType.hpp>
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#endif
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#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_ACCESSIBLESTATETYPE_HPP_
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#include <drafts/com/sun/star/accessibility/AccessibleStateType.hpp>
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#endif
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#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_ACCESSIBLEEVENTID_HPP_
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#include <drafts/com/sun/star/accessibility/AccessibleEventId.hpp>
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#endif
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#ifndef _UTL_ACCESSIBLESTATESETHELPER_HXX_
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#include <unotools/accessiblestatesethelper.hxx>
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#endif
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#ifndef _UNO_LINGU_HXX
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#include "unolingu.hxx"
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#endif
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#ifndef _SVX_ACCESSIBLE_EDITABLE_TEXT_PARA_HXX
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#include "AccessibleEditableTextPara.hxx"
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#endif
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#ifndef _SVX_ACCESSIBLE_IMAGE_BULLET_HXX
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#include "AccessibleImageBullet.hxx"
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#endif
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#include "editdata.hxx"
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#include "editeng.hxx"
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#include "outliner.hxx"
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using namespace ::com::sun::star;
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using namespace ::drafts::com::sun::star::accessibility;
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namespace accessibility
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{
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AccessibleImageBullet::AccessibleImageBullet ( const uno::Reference< XAccessible >& rParent ) :
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mnParagraphIndex( 0 ),
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mnIndexInParent( 0 ),
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mpEditSource( NULL ),
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maEEOffset( 0, 0 ),
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mxParent( rParent ),
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maStateListeners( maMutex )
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{
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}
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AccessibleImageBullet::~AccessibleImageBullet()
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{
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}
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uno::Any SAL_CALL AccessibleImageBullet::queryInterface (const uno::Type & rType) throw (uno::RuntimeException)
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{
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return AccessibleImageBulletInterfaceBase::queryInterface(rType);
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}
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uno::Reference< XAccessibleContext > SAL_CALL AccessibleImageBullet::getAccessibleContext( ) throw (uno::RuntimeException)
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{
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// We implement the XAccessibleContext interface in the same object
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return uno::Reference< XAccessibleContext > ( this );
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}
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sal_Int32 SAL_CALL AccessibleImageBullet::getAccessibleChildCount() throw (uno::RuntimeException)
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{
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return 0;
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}
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uno::Reference< XAccessible > SAL_CALL AccessibleImageBullet::getAccessibleChild( sal_Int32 i ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
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{
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throw lang::IndexOutOfBoundsException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("No childs available")),
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uno::Reference< uno::XInterface >
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( static_cast< ::cppu::OWeakObject* > (this) ) ); // static_cast: disambiguate hierarchy
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}
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uno::Reference< XAccessible > SAL_CALL AccessibleImageBullet::getAccessibleParent() throw (uno::RuntimeException)
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{
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return mxParent;
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}
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sal_Int32 SAL_CALL AccessibleImageBullet::getAccessibleIndexInParent() throw (uno::RuntimeException)
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{
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return mnIndexInParent;
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}
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sal_Int16 SAL_CALL AccessibleImageBullet::getAccessibleRole() throw (uno::RuntimeException)
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{
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// TODO
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return AccessibleRole::GRAPHIC;
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}
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::rtl::OUString SAL_CALL AccessibleImageBullet::getAccessibleDescription() throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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::rtl::OUString aStr( RTL_CONSTASCII_USTRINGPARAM("Image bullet in paragraph ") );
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aStr += ::rtl::OUString::valueOf( GetParagraphIndex() );
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return aStr;
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}
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::rtl::OUString SAL_CALL AccessibleImageBullet::getAccessibleName() throw (uno::RuntimeException)
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{
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return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("Image bullet") );
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}
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uno::Reference< XAccessibleRelationSet > SAL_CALL AccessibleImageBullet::getAccessibleRelationSet() throw (uno::RuntimeException)
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{
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// no relations, therefore empty
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return uno::Reference< XAccessibleRelationSet >();
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}
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uno::Reference< XAccessibleStateSet > SAL_CALL AccessibleImageBullet::getAccessibleStateSet() throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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utl::AccessibleStateSetHelper* aStateSet = new utl::AccessibleStateSetHelper();
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uno::Reference< XAccessibleStateSet > xStateSet( static_cast< cppu::OWeakObject* > (aStateSet), uno::UNO_QUERY );
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// are we defunc?
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if( !mpEditSource )
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{
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aStateSet->AddState( AccessibleStateType::DEFUNC );
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aStateSet->AddState( AccessibleStateType::INVALID );
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}
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// are we visible?
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if( IsVisible() )
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{
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aStateSet->AddState( AccessibleStateType::SHOWING );
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aStateSet->AddState( AccessibleStateType::VISIBLE );
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}
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return xStateSet;
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}
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lang::Locale SAL_CALL AccessibleImageBullet::getLocale() throw (IllegalAccessibleComponentStateException, uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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lang::Locale aLocale;
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DBG_ASSERT(GetParagraphIndex() >= 0 && GetParagraphIndex() <= USHRT_MAX,
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"AccessibleImageBullet::getLocale: paragraph index value overflow");
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// return locale of first character in the paragraph
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return SvxLanguageToLocale(aLocale, GetTextForwarder().GetLanguage( static_cast< USHORT >( GetParagraphIndex() ), 0 ));
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}
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void SAL_CALL AccessibleImageBullet::addEventListener( const uno::Reference< XAccessibleEventListener >& xListener ) throw (uno::RuntimeException)
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{
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maStateListeners.addInterface( xListener );
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}
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void SAL_CALL AccessibleImageBullet::removeEventListener( const uno::Reference< XAccessibleEventListener >& xListener ) throw (uno::RuntimeException)
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{
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maStateListeners.removeInterface( xListener );
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}
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sal_Bool SAL_CALL AccessibleImageBullet::contains( const awt::Point& rPoint ) throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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DBG_ASSERT(GetParagraphIndex() >= 0 && GetParagraphIndex() <= USHRT_MAX,
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"AccessibleEditableTextPara::contains: index value overflow");
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awt::Rectangle aTmpRect = getBounds();
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Rectangle aRect( Point(aTmpRect.X, aTmpRect.Y), Size(aTmpRect.Width, aTmpRect.Height) );
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Point aPoint( rPoint.X, rPoint.Y );
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return aRect.IsInside( aPoint );
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}
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uno::Reference< XAccessible > SAL_CALL AccessibleImageBullet::getAccessibleAt( const awt::Point& aPoint ) throw (uno::RuntimeException)
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{
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// as we have no children, empty reference
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return uno::Reference< XAccessible >();
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}
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awt::Rectangle SAL_CALL AccessibleImageBullet::getBounds( ) throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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DBG_ASSERT(GetParagraphIndex() >= 0 && GetParagraphIndex() <= USHRT_MAX,
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"AccessibleEditableTextPara::getBounds: index value overflow");
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SvxTextForwarder& rCacheTF = GetTextForwarder();
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EBulletInfo aBulletInfo = rCacheTF.GetBulletInfo( static_cast< USHORT > (GetParagraphIndex()) );
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if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
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aBulletInfo.bVisible &&
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aBulletInfo.nType == SVX_NUM_BITMAP )
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{
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Rectangle aRect = aBulletInfo.aBounds;
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// convert to screen coordinates
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Rectangle aScreenRect = AccessibleEditableTextPara::LogicToPixel( aRect,
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rCacheTF.GetMapMode(),
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GetViewForwarder() );
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// offset from shape/cell
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Point aOffset = GetEEOffset();
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return awt::Rectangle( aScreenRect.Left() + aOffset.X(),
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aScreenRect.Top() + aOffset.Y(),
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aScreenRect.GetSize().Width(),
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aScreenRect.GetSize().Height() );
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}
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return awt::Rectangle();
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}
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awt::Point SAL_CALL AccessibleImageBullet::getLocation( ) throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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awt::Rectangle aRect = getBounds();
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return awt::Point( aRect.X, aRect.Y );
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}
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awt::Point SAL_CALL AccessibleImageBullet::getLocationOnScreen( ) throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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// relate us to parent
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uno::Reference< XAccessible > xParent = getAccessibleParent();
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if( xParent.is() )
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{
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uno::Reference< XAccessibleComponent > xParentComponent( xParent, uno::UNO_QUERY );
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if( xParentComponent.is() )
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{
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awt::Point aRefPoint = xParentComponent->getLocationOnScreen();
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awt::Point aPoint = getLocation();
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aPoint.X += aRefPoint.X;
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aPoint.Y += aRefPoint.Y;
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return aPoint;
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}
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}
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throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Cannot access parent")),
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uno::Reference< uno::XInterface >
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( static_cast< XAccessible* > (this) ) ); // disambiguate hierarchy
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}
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awt::Size SAL_CALL AccessibleImageBullet::getSize( ) throw (uno::RuntimeException)
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{
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::vos::OGuard aGuard( Application::GetSolarMutex() );
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awt::Rectangle aRect = getBounds();
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return awt::Size( aRect.Width, aRect.Height );
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}
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sal_Bool SAL_CALL AccessibleImageBullet::isShowing( ) throw (uno::RuntimeException)
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{
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return IsVisible();
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}
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sal_Bool SAL_CALL AccessibleImageBullet::isVisible( ) throw (uno::RuntimeException)
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{
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return IsVisible();
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}
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sal_Bool SAL_CALL AccessibleImageBullet::isFocusTraversable( ) throw (uno::RuntimeException)
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{
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return sal_False;
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}
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void SAL_CALL AccessibleImageBullet::addFocusListener( const uno::Reference< awt::XFocusListener >& xListener ) throw (uno::RuntimeException)
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{
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// TODO: remove
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throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Not focusable")),
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uno::Reference< uno::XInterface >
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( static_cast< XAccessible* > (this) ) ); // disambiguate hierarchy
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}
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void SAL_CALL AccessibleImageBullet::removeFocusListener( const uno::Reference< awt::XFocusListener >& xListener ) throw (uno::RuntimeException)
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{
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// TODO: remove
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throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Not focusable")),
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uno::Reference< uno::XInterface >
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( static_cast< XAccessible* > (this) ) ); // disambiguate hierarchy
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}
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void SAL_CALL AccessibleImageBullet::grabFocus( ) throw (uno::RuntimeException)
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{
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throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Not focusable")),
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uno::Reference< uno::XInterface >
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( static_cast< XAccessible* > (this) ) ); // disambiguate hierarchy
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}
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uno::Any SAL_CALL AccessibleImageBullet::getAccessibleKeyBinding( ) throw (uno::RuntimeException)
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{
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// AFAIK, none.
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return uno::Any();
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}
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::rtl::OUString SAL_CALL AccessibleImageBullet::getImplementationName (void) throw (uno::RuntimeException)
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{
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return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM ("AccessibleImageBullet"));
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}
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sal_Bool SAL_CALL AccessibleImageBullet::supportsService (const ::rtl::OUString& sServiceName) throw (uno::RuntimeException)
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{
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// Iterate over all supported service names and return true if on of them
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// matches the given name.
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uno::Sequence< ::rtl::OUString> aSupportedServices (
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getSupportedServiceNames ());
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for (int i=0; i<aSupportedServices.getLength(); i++)
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if (sServiceName == aSupportedServices[i])
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return sal_True;
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return sal_False;
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}
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uno::Sequence< ::rtl::OUString> SAL_CALL AccessibleImageBullet::getSupportedServiceNames (void) throw (uno::RuntimeException)
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{
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const ::rtl::OUString sServiceName (RTL_CONSTASCII_USTRINGPARAM ("drafts.com.sun.star.accessibility.AccessibleContext"));
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return uno::Sequence< ::rtl::OUString > (&sServiceName, 1);
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}
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::rtl::OUString SAL_CALL AccessibleImageBullet::getServiceName (void) throw (uno::RuntimeException)
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{
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return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("drafts.com.sun.star.accessibility.AccessibleContext"));
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}
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void AccessibleImageBullet::SetIndexInParent( sal_Int32 nIndex )
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{
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mnIndexInParent = nIndex;
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}
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sal_Int32 AccessibleImageBullet::GetIndexInParent() const
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{
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return mnIndexInParent;
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}
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void AccessibleImageBullet::SetEEOffset( const Point& rOffset )
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{
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maEEOffset = rOffset;
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}
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void AccessibleImageBullet::SetEditSource( SvxEditSource* pEditSource )
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{
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mpEditSource = pEditSource;
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if( !mpEditSource )
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{
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// going defunc
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FireEvent( AccessibleEventId::ACCESSIBLE_STATE_EVENT );
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try
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{
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uno::Reference < XAccessibleContext > xThis = getAccessibleContext();
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lang::EventObject aEvent (xThis);
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maStateListeners.disposeAndClear( aEvent );
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}
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catch( const uno::RuntimeException& ) {}
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}
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}
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void AccessibleImageBullet::FireEvent(const sal_Int16 nEventId, const uno::Any& rNewValue, const uno::Any& rOldValue ) const
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{
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uno::Reference < XAccessibleContext > xThis( const_cast< AccessibleImageBullet* > (this)->getAccessibleContext() );
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AccessibleEventObject aEvent(xThis, nEventId, rNewValue, rOldValue);
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// no locking necessary, OInterfaceIteratorHelper copies listeners if someone removes/adds in between
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::cppu::OInterfaceIteratorHelper aIter( const_cast< AccessibleImageBullet* >(this)->maStateListeners );
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while( aIter.hasMoreElements() )
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{
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uno::Reference < XAccessibleEventListener > xListener( aIter.next(), uno::UNO_QUERY );
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|
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if( xListener.is() )
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{
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try
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{
|
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xListener->notifyEvent( aEvent );
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}
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catch( const uno::RuntimeException& )
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{
|
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#ifdef DBG_UTIL
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DBG_ERROR("AccessibleImageBullet::FireEvent: Caught runtime exception from listener, removing object (bridge/listener dead?)");
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#endif
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}
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}
|
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}
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}
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void AccessibleImageBullet::GotPropertyEvent( const uno::Any& rNewValue, const sal_Int16 nEventId ) const
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{
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FireEvent( nEventId, rNewValue );
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}
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void AccessibleImageBullet::LostPropertyEvent( const uno::Any& rOldValue, const sal_Int16 nEventId ) const
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{
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FireEvent( nEventId, uno::Any(), rOldValue );
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}
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|
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sal_Bool AccessibleImageBullet::IsVisible() const
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{
|
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return mpEditSource ? sal_True : sal_False ;
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}
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void AccessibleImageBullet::SetParagraphIndex( sal_Int32 nIndex )
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{
|
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sal_Int32 nOldIndex = mnParagraphIndex;
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|
|
if( nOldIndex != nIndex )
|
|
{
|
|
// index and therefore description changed
|
|
LostPropertyEvent( uno::makeAny( getAccessibleDescription() ), AccessibleEventId::ACCESSIBLE_DESCRIPTION_EVENT );
|
|
LostPropertyEvent( uno::makeAny( getAccessibleName() ), AccessibleEventId::ACCESSIBLE_NAME_EVENT );
|
|
}
|
|
|
|
mnParagraphIndex = nIndex;
|
|
|
|
if( nOldIndex != nIndex )
|
|
{
|
|
// index and therefore description changed
|
|
GotPropertyEvent( uno::makeAny( getAccessibleDescription() ), AccessibleEventId::ACCESSIBLE_DESCRIPTION_EVENT );
|
|
GotPropertyEvent( uno::makeAny( getAccessibleName() ), AccessibleEventId::ACCESSIBLE_NAME_EVENT );
|
|
}
|
|
}
|
|
|
|
sal_Int32 AccessibleImageBullet::GetParagraphIndex() const throw (uno::RuntimeException)
|
|
{
|
|
return mnParagraphIndex;
|
|
}
|
|
|
|
SvxEditSource& AccessibleImageBullet::GetEditSource() const throw (uno::RuntimeException)
|
|
{
|
|
if( mpEditSource )
|
|
return *mpEditSource;
|
|
else
|
|
throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("No edit source, object is defunct")),
|
|
uno::Reference< uno::XInterface >
|
|
( static_cast< ::cppu::OWeakObject* >
|
|
( const_cast< AccessibleImageBullet* > (this) ) ) ); // disambiguate hierarchy
|
|
}
|
|
|
|
SvxTextForwarder& AccessibleImageBullet::GetTextForwarder() const throw (uno::RuntimeException)
|
|
{
|
|
SvxEditSource& rEditSource = GetEditSource();
|
|
SvxTextForwarder* pTextForwarder = rEditSource.GetTextForwarder();
|
|
|
|
if( !pTextForwarder )
|
|
throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Unable to fetch text forwarder, object is defunct")),
|
|
uno::Reference< uno::XInterface >
|
|
( static_cast< ::cppu::OWeakObject* >
|
|
( const_cast< AccessibleImageBullet* > (this) ) ) ); // disambiguate hierarchy
|
|
|
|
if( pTextForwarder->IsValid() )
|
|
return *pTextForwarder;
|
|
else
|
|
throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Text forwarder is invalid, object is defunct")),
|
|
uno::Reference< uno::XInterface >
|
|
( static_cast< ::cppu::OWeakObject* >
|
|
( const_cast< AccessibleImageBullet* > (this) ) ) ); // disambiguate hierarchy
|
|
}
|
|
|
|
SvxViewForwarder& AccessibleImageBullet::GetViewForwarder() const throw (uno::RuntimeException)
|
|
{
|
|
SvxEditSource& rEditSource = GetEditSource();
|
|
SvxViewForwarder* pViewForwarder = rEditSource.GetViewForwarder();
|
|
|
|
if( !pViewForwarder )
|
|
{
|
|
throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Unable to fetch view forwarder, object is defunct")),
|
|
uno::Reference< uno::XInterface >
|
|
( static_cast< ::cppu::OWeakObject* >
|
|
( const_cast< AccessibleImageBullet* > (this) ) ) ); // disambiguate hierarchy
|
|
}
|
|
|
|
if( pViewForwarder->IsValid() )
|
|
return *pViewForwarder;
|
|
else
|
|
throw uno::RuntimeException(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("View forwarder is invalid, object is defunct")),
|
|
uno::Reference< uno::XInterface >
|
|
( static_cast< ::cppu::OWeakObject* >
|
|
( const_cast< AccessibleImageBullet* > (this) ) ) ); // disambiguate hierarchy
|
|
}
|
|
|
|
const Point& AccessibleImageBullet::GetEEOffset() const
|
|
{
|
|
return maEEOffset;
|
|
}
|
|
|
|
} // end of namespace accessibility
|
|
|