/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . */ #include #include #include #include #include #include #include #include #include "accnotextframe.hxx" #include #include "accnotexthyperlink.hxx" #include #include #include #include using namespace ::com::sun::star; using namespace ::com::sun::star::accessibility; using utl::AccessibleRelationSetHelper; const SwNoTextNode *SwAccessibleNoTextFrame::GetNoTextNode() const { const SwNoTextNode *pNd = nullptr; const SwFlyFrame *pFlyFrame = static_cast< const SwFlyFrame *>( GetFrame() ); if( pFlyFrame->Lower() && pFlyFrame->Lower()->IsNoTextFrame() ) { const SwContentFrame *pContentFrame = static_cast( pFlyFrame->Lower() ); const SwContentNode* pSwContentNode = pContentFrame->GetNode(); if(pSwContentNode != nullptr) { pNd = pSwContentNode->GetNoTextNode(); } } return pNd; } SwAccessibleNoTextFrame::SwAccessibleNoTextFrame( std::shared_ptr const& pInitMap, sal_Int16 nInitRole, const SwFlyFrame* pFlyFrame ) : SwAccessibleFrameBase( pInitMap, nInitRole, pFlyFrame ), m_aDepend( this, const_cast < SwNoTextNode * >( GetNoTextNode() ) ), msTitle(), msDesc() { const SwNoTextNode* pNd = GetNoTextNode(); // #i73249# // consider new attributes Title and Description if( pNd ) { msTitle = pNd->GetTitle(); msDesc = pNd->GetDescription(); if ( msDesc.isEmpty() && msTitle != GetName() ) { msDesc = msTitle; } } } SwAccessibleNoTextFrame::~SwAccessibleNoTextFrame() { } void SwAccessibleNoTextFrame::Modify( const SfxPoolItem* pOld, const SfxPoolItem *pNew) { const sal_uInt16 nWhich = pOld ? pOld->Which() : pNew ? pNew->Which() : 0 ; // #i73249# // suppress handling of RES_NAME_CHANGED in case that attribute Title is // used as the accessible name. if ( nWhich != RES_NAME_CHANGED || msTitle.isEmpty() ) { SwAccessibleFrameBase::Modify( pOld, pNew ); if (!GetRegisteredIn()) return; // probably was deleted - avoid doing anything } if (nWhich != RES_TITLE_CHANGED && nWhich != RES_DESCRIPTION_CHANGED) return; const SwNoTextNode *pNd = GetNoTextNode(); OSL_ENSURE( pNd == m_aDepend.GetRegisteredIn(), "invalid frame" ); switch( nWhich ) { // #i73249# case RES_TITLE_CHANGED: { OUString sOldTitle, sNewTitle; const SwStringMsgPoolItem* pOldItem = dynamic_cast(pOld); if (pOldItem) sOldTitle = pOldItem->GetString(); const SwStringMsgPoolItem* pNewItem = dynamic_cast(pNew); if (pNewItem) sNewTitle = pNewItem->GetString(); if ( sOldTitle == sNewTitle ) { break; } msTitle = sNewTitle; AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::NAME_CHANGED; aEvent.OldValue <<= sOldTitle; aEvent.NewValue <<= msTitle; FireAccessibleEvent( aEvent ); if ( !pNd->GetDescription().isEmpty() ) { break; } SAL_FALLTHROUGH; } case RES_DESCRIPTION_CHANGED: { if ( pNd && GetFrame() ) { const OUString sOldDesc( msDesc ); const OUString& rDesc = pNd->GetDescription(); msDesc = rDesc; if ( msDesc.isEmpty() && msTitle != GetName() ) { msDesc = msTitle; } if ( msDesc != sOldDesc ) { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::DESCRIPTION_CHANGED; aEvent.OldValue <<= sOldDesc; aEvent.NewValue <<= msDesc; FireAccessibleEvent( aEvent ); } } } break; } } void SwAccessibleNoTextFrame::Dispose(bool bRecursive, bool bCanSkipInvisible) { SolarMutexGuard aGuard; m_aDepend.EndListeningAll(); SwAccessibleFrameBase::Dispose(bRecursive, bCanSkipInvisible); } // #i73249# OUString SAL_CALL SwAccessibleNoTextFrame::getAccessibleName() { SolarMutexGuard aGuard; ThrowIfDisposed(); if ( !msTitle.isEmpty() ) { return msTitle; } return SwAccessibleFrameBase::getAccessibleName(); } OUString SAL_CALL SwAccessibleNoTextFrame::getAccessibleDescription() { SolarMutexGuard aGuard; ThrowIfDisposed(); return msDesc; } // XInterface uno::Any SAL_CALL SwAccessibleNoTextFrame::queryInterface( const uno::Type& aType ) { if( aType == ::cppu::UnoType::get() ) { uno::Reference xImage = this; return uno::Any(xImage); } else if ( aType == cppu::UnoType::get()) { uno::Reference aAccHypertext = this; return uno::Any( aAccHypertext ); } else return SwAccessibleContext::queryInterface( aType ); } // XTypeProvider uno::Sequence< uno::Type > SAL_CALL SwAccessibleNoTextFrame::getTypes() { uno::Sequence< uno::Type > aTypes( SwAccessibleFrameBase::getTypes() ); sal_Int32 nIndex = aTypes.getLength(); aTypes.realloc( nIndex + 1 ); uno::Type* pTypes = aTypes.getArray(); pTypes[nIndex] = ::cppu::UnoType::get(); return aTypes; } /// XAccessibleImage /** implementation of the XAccessibleImage methods is a no-brainer, as all relevant information is already accessible through other methods. So we just delegate to those. */ OUString SAL_CALL SwAccessibleNoTextFrame::getAccessibleImageDescription() { return getAccessibleDescription(); } sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getAccessibleImageHeight( ) { return getSize().Height; } sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getAccessibleImageWidth( ) { return getSize().Width; } // XAccessibleText sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getCaretPosition( ){return 0;} sal_Bool SAL_CALL SwAccessibleNoTextFrame::setCaretPosition( sal_Int32 ){return false;} sal_Unicode SAL_CALL SwAccessibleNoTextFrame::getCharacter( sal_Int32 ){return 0;} css::uno::Sequence< css::beans::PropertyValue > SAL_CALL SwAccessibleNoTextFrame::getCharacterAttributes( sal_Int32 , const css::uno::Sequence< OUString >& ) { return uno::Sequence(); } css::awt::Rectangle SAL_CALL SwAccessibleNoTextFrame::getCharacterBounds( sal_Int32 ) { return css::awt::Rectangle(0, 0, 0, 0 ); } sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getCharacterCount( ){return 0;} sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getIndexAtPoint( const css::awt::Point& ){return 0;} OUString SAL_CALL SwAccessibleNoTextFrame::getSelectedText( ){return OUString();} sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getSelectionStart( ){return 0;} sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getSelectionEnd( ){return 0;} sal_Bool SAL_CALL SwAccessibleNoTextFrame::setSelection( sal_Int32 , sal_Int32 ){return true;} OUString SAL_CALL SwAccessibleNoTextFrame::getText( ){return OUString();} OUString SAL_CALL SwAccessibleNoTextFrame::getTextRange( sal_Int32 , sal_Int32 ){return OUString();} css::accessibility::TextSegment SAL_CALL SwAccessibleNoTextFrame::getTextAtIndex( sal_Int32 , sal_Int16 ) { css::accessibility::TextSegment aResult; return aResult; } css::accessibility::TextSegment SAL_CALL SwAccessibleNoTextFrame::getTextBeforeIndex( sal_Int32, sal_Int16 ) { css::accessibility::TextSegment aResult; return aResult; } css::accessibility::TextSegment SAL_CALL SwAccessibleNoTextFrame::getTextBehindIndex( sal_Int32 , sal_Int16 ) { css::accessibility::TextSegment aResult; return aResult; } sal_Bool SAL_CALL SwAccessibleNoTextFrame::copyText( sal_Int32, sal_Int32 ){return true;} // XAccessibleHyperText sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getHyperLinkCount() { SolarMutexGuard aGuard; ThrowIfDisposed(); sal_Int32 nCount = 0; SwFormatURL aURL( static_cast(GetFrame())->GetFormat()->GetURL() ); if(aURL.GetMap() || !aURL.GetURL().isEmpty()) nCount = 1; return nCount; } uno::Reference< XAccessibleHyperlink > SAL_CALL SwAccessibleNoTextFrame::getHyperLink( sal_Int32 nLinkIndex ) { SolarMutexGuard aGuard; ThrowIfDisposed(); SwFormatURL aURL( static_cast(GetFrame())->GetFormat()->GetURL() ); if( nLinkIndex > 0 ) throw lang::IndexOutOfBoundsException(); if( aURL.GetMap() || !aURL.GetURL().isEmpty() ) { if ( !m_xHyperlink.is() ) { m_xHyperlink = new SwAccessibleNoTextHyperlink( this, GetFrame() ); } return m_xHyperlink; } return nullptr; } sal_Int32 SAL_CALL SwAccessibleNoTextFrame::getHyperLinkIndex( sal_Int32 ) { return 0; } uno::Reference SAL_CALL SwAccessibleNoTextFrame::getAccessibleRelationSet( ) { return new AccessibleRelationSetHelper(); } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */