/* -*- 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 #include #include #include #include #include #include #include #define ACCESSIBLE_ACTION_COUNT 1 namespace { /// @throws css::lang::IndexOutOfBoundsException void checkActionIndex_Impl( sal_Int32 _nIndex ) { if ( _nIndex < 0 || _nIndex >= ACCESSIBLE_ACTION_COUNT ) // only three actions throw css::lang::IndexOutOfBoundsException(); } } namespace accessibility { using namespace ::com::sun::star::accessibility; using namespace ::com::sun::star::uno; using namespace ::com::sun::star::lang; using namespace ::com::sun::star; // Ctor() and Dtor() AccessibleIconChoiceCtrlEntry::AccessibleIconChoiceCtrlEntry( SvtIconChoiceCtrl& _rIconCtrl, sal_Int32 _nPos, const Reference< XAccessible >& _xParent ) : AccessibleIconChoiceCtrlEntry_BASE ( m_aMutex ), m_pIconCtrl ( &_rIconCtrl ), m_nIndex ( _nPos ), m_nClientId ( 0 ), m_xParent ( _xParent ) { osl_atomic_increment( &m_refCount ); { Reference< XComponent > xComp( m_xParent, UNO_QUERY ); if ( xComp.is() ) xComp->addEventListener( this ); } osl_atomic_decrement( &m_refCount ); } void AccessibleIconChoiceCtrlEntry::disposing( const css::lang::EventObject& _rSource ) { if ( _rSource.Source == m_xParent ) { dispose(); OSL_ENSURE( !m_xParent.is() && ( m_pIconCtrl == nullptr ), "" ); } } AccessibleIconChoiceCtrlEntry::~AccessibleIconChoiceCtrlEntry() { if ( IsAlive_Impl() ) { // increment ref count to prevent double call of Dtor osl_atomic_increment( &m_refCount ); dispose(); } } tools::Rectangle AccessibleIconChoiceCtrlEntry::GetBoundingBox_Impl() const { tools::Rectangle aRect; SvxIconChoiceCtrlEntry* pEntry = m_pIconCtrl->GetEntry( m_nIndex ); if ( pEntry ) aRect = m_pIconCtrl->GetBoundingBox( pEntry ); return aRect; } tools::Rectangle AccessibleIconChoiceCtrlEntry::GetBoundingBoxOnScreen_Impl() const { tools::Rectangle aRect; SvxIconChoiceCtrlEntry* pEntry = m_pIconCtrl->GetEntry( m_nIndex ); if ( pEntry ) { aRect = m_pIconCtrl->GetBoundingBox( pEntry ); Point aTopLeft = aRect.TopLeft(); aTopLeft += m_pIconCtrl->GetWindowExtentsRelative( nullptr ).TopLeft(); aRect = tools::Rectangle( aTopLeft, aRect.GetSize() ); } return aRect; } bool AccessibleIconChoiceCtrlEntry::IsAlive_Impl() const { return ( !rBHelper.bDisposed && !rBHelper.bInDispose && m_pIconCtrl ); } bool AccessibleIconChoiceCtrlEntry::IsShowing_Impl() const { bool bShowing = false; Reference< XAccessibleContext > xParentContext = m_xParent.is() ? m_xParent->getAccessibleContext() : Reference< XAccessibleContext >(); if( xParentContext.is() ) { Reference< XAccessibleComponent > xParentComp( xParentContext, uno::UNO_QUERY ); if( xParentComp.is() ) bShowing = GetBoundingBox_Impl().IsOver( VCLRectangle( xParentComp->getBounds() ) ); } return bShowing; } tools::Rectangle AccessibleIconChoiceCtrlEntry::GetBoundingBox() { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return GetBoundingBox_Impl(); } tools::Rectangle AccessibleIconChoiceCtrlEntry::GetBoundingBoxOnScreen() { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return GetBoundingBoxOnScreen_Impl(); } void AccessibleIconChoiceCtrlEntry::EnsureIsAlive() const { if ( !IsAlive_Impl() ) throw lang::DisposedException(); } OUString AccessibleIconChoiceCtrlEntry::implGetText() { OUString sRet; SvxIconChoiceCtrlEntry* pEntry = m_pIconCtrl->GetEntry( m_nIndex ); if ( pEntry ) sRet = pEntry->GetDisplayText(); return sRet; } Locale AccessibleIconChoiceCtrlEntry::implGetLocale() { return Application::GetSettings().GetUILanguageTag().getLocale(); } void AccessibleIconChoiceCtrlEntry::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ) { nStartIndex = 0; nEndIndex = 0; } // XTypeProvider Sequence< sal_Int8 > AccessibleIconChoiceCtrlEntry::getImplementationId() { return css::uno::Sequence(); } // XComponent void SAL_CALL AccessibleIconChoiceCtrlEntry::disposing() { ::osl::MutexGuard aGuard( m_aMutex ); // Send a disposing to all listeners. if ( m_nClientId ) { sal_uInt32 nId = m_nClientId; m_nClientId = 0; comphelper::AccessibleEventNotifier::revokeClientNotifyDisposing( nId, *this ); } Reference< XComponent > xComp( m_xParent, UNO_QUERY ); if ( xComp.is() ) xComp->removeEventListener( this ); m_pIconCtrl = nullptr; m_xParent = nullptr; } // XServiceInfo OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getImplementationName() { return "com.sun.star.comp.svtools.AccessibleIconChoiceControlEntry"; } Sequence< OUString > SAL_CALL AccessibleIconChoiceCtrlEntry::getSupportedServiceNames() { return {"com.sun.star.accessibility.AccessibleContext", "com.sun.star.accessibility.AccessibleComponent", "com.sun.star.awt.AccessibleIconChoiceControlEntry"}; } sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::supportsService( const OUString& _rServiceName ) { return cppu::supportsService(this, _rServiceName); } // XAccessible Reference< XAccessibleContext > SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleContext( ) { EnsureIsAlive(); return this; } // XAccessibleContext sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleChildCount( ) { return 0; // no children } Reference< XAccessible > SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleChild( sal_Int32 ) { throw IndexOutOfBoundsException(); } Reference< XAccessible > SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleParent( ) { ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return m_xParent; } sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleIndexInParent( ) { ::osl::MutexGuard aGuard( m_aMutex ); return m_nIndex; } sal_Int16 SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleRole( ) { //return AccessibleRole::LABEL; return AccessibleRole::LIST_ITEM; } OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleDescription( ) { // no description for every item return OUString(); } OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleName( ) { ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return implGetText(); } Reference< XAccessibleRelationSet > SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleRelationSet( ) { return new utl::AccessibleRelationSetHelper; } Reference< XAccessibleStateSet > SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleStateSet( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); utl::AccessibleStateSetHelper* pStateSetHelper = new utl::AccessibleStateSetHelper; Reference< XAccessibleStateSet > xStateSet = pStateSetHelper; if ( IsAlive_Impl() ) { pStateSetHelper->AddState( AccessibleStateType::TRANSIENT ); pStateSetHelper->AddState( AccessibleStateType::SELECTABLE ); pStateSetHelper->AddState( AccessibleStateType::ENABLED ); pStateSetHelper->AddState( AccessibleStateType::SENSITIVE ); if ( IsShowing_Impl() ) { pStateSetHelper->AddState( AccessibleStateType::SHOWING ); pStateSetHelper->AddState( AccessibleStateType::VISIBLE ); } if ( m_pIconCtrl && m_pIconCtrl->GetCursor() == m_pIconCtrl->GetEntry( m_nIndex ) ) pStateSetHelper->AddState( AccessibleStateType::SELECTED ); } else pStateSetHelper->AddState( AccessibleStateType::DEFUNC ); return xStateSet; } Locale SAL_CALL AccessibleIconChoiceCtrlEntry::getLocale( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); return implGetLocale(); } // XAccessibleComponent sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::containsPoint( const awt::Point& rPoint ) { return tools::Rectangle( Point(), GetBoundingBox().GetSize() ).IsInside( VCLPoint( rPoint ) ); } Reference< XAccessible > SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleAtPoint( const awt::Point& ) { return Reference< XAccessible >(); } awt::Rectangle SAL_CALL AccessibleIconChoiceCtrlEntry::getBounds( ) { return AWTRectangle( GetBoundingBox() ); } awt::Point SAL_CALL AccessibleIconChoiceCtrlEntry::getLocation( ) { return AWTPoint( GetBoundingBox().TopLeft() ); } awt::Point SAL_CALL AccessibleIconChoiceCtrlEntry::getLocationOnScreen( ) { return AWTPoint( GetBoundingBoxOnScreen().TopLeft() ); } awt::Size SAL_CALL AccessibleIconChoiceCtrlEntry::getSize( ) { return AWTSize( GetBoundingBox().GetSize() ); } void SAL_CALL AccessibleIconChoiceCtrlEntry::grabFocus( ) { // do nothing, because no focus for each item } sal_Int32 AccessibleIconChoiceCtrlEntry::getForeground( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); sal_Int32 nColor = 0; Reference< XAccessible > xParent = getAccessibleParent(); if ( xParent.is() ) { Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY ); if ( xParentComp.is() ) nColor = xParentComp->getForeground(); } return nColor; } sal_Int32 AccessibleIconChoiceCtrlEntry::getBackground( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); sal_Int32 nColor = 0; Reference< XAccessible > xParent = getAccessibleParent(); if ( xParent.is() ) { Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY ); if ( xParentComp.is() ) nColor = xParentComp->getBackground(); } return nColor; } // XAccessibleText awt::Rectangle SAL_CALL AccessibleIconChoiceCtrlEntry::getCharacterBounds( sal_Int32 _nIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); if ( ( 0 > _nIndex ) || ( implGetText().getLength() <= _nIndex ) ) throw IndexOutOfBoundsException(); awt::Rectangle aBounds( 0, 0, 0, 0 ); if ( m_pIconCtrl ) { tools::Rectangle aItemRect = GetBoundingBox_Impl(); tools::Rectangle aCharRect = m_pIconCtrl->GetEntryCharacterBounds( m_nIndex, _nIndex ); aCharRect.Move( -aItemRect.Left(), -aItemRect.Top() ); aBounds = AWTRectangle( aCharRect ); } return aBounds; } sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getIndexAtPoint( const awt::Point& aPoint ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); sal_Int32 nIndex = -1; if ( m_pIconCtrl ) { vcl::ControlLayoutData aLayoutData; tools::Rectangle aItemRect = GetBoundingBox_Impl(); m_pIconCtrl->RecordLayoutData( &aLayoutData, aItemRect ); Point aPnt( VCLPoint( aPoint ) ); aPnt += aItemRect.TopLeft(); nIndex = aLayoutData.GetIndexForPoint( aPnt ); long nLen = aLayoutData.m_aUnicodeBoundRects.size(); for ( long i = 0; i < nLen; ++i ) { tools::Rectangle aRect = aLayoutData.GetCharacterBounds(i); bool bInside = aRect.IsInside( aPnt ); if ( bInside ) break; } } return nIndex; } sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); OUString sText = implGetText(); if ( ( 0 > nStartIndex ) || ( sText.getLength() <= nStartIndex ) || ( 0 > nEndIndex ) || ( sText.getLength() <= nEndIndex ) ) throw IndexOutOfBoundsException(); sal_Int32 nLen = nEndIndex - nStartIndex + 1; ::svt::OStringTransfer::CopyString( sText.copy( nStartIndex, nLen ), m_pIconCtrl ); return true; } sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::scrollSubstringTo( sal_Int32, sal_Int32, AccessibleScrollType ) { return false; } // XAccessibleEventBroadcaster void SAL_CALL AccessibleIconChoiceCtrlEntry::addAccessibleEventListener( const Reference< XAccessibleEventListener >& xListener ) { if (xListener.is()) { ::osl::MutexGuard aGuard( m_aMutex ); if (!m_nClientId) m_nClientId = comphelper::AccessibleEventNotifier::registerClient( ); comphelper::AccessibleEventNotifier::addEventListener( m_nClientId, xListener ); } } void SAL_CALL AccessibleIconChoiceCtrlEntry::removeAccessibleEventListener( const Reference< XAccessibleEventListener >& xListener ) { if (!xListener.is()) return; ::osl::MutexGuard aGuard( m_aMutex ); sal_Int32 nListenerCount = comphelper::AccessibleEventNotifier::removeEventListener( m_nClientId, xListener ); if ( !nListenerCount ) { // no listeners anymore // -> revoke ourself. This may lead to the notifier thread dying (if we were the last client), // and at least to us not firing any events anymore, in case somebody calls // NotifyAccessibleEvent, again sal_Int32 nId = m_nClientId; m_nClientId = 0; comphelper::AccessibleEventNotifier::revokeClient( nId ); } } sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getCaretPosition( ) { return -1; } sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::setCaretPosition ( sal_Int32 nIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); if ( !implIsValidRange( nIndex, nIndex, implGetText().getLength() ) ) throw IndexOutOfBoundsException(); return false; } sal_Unicode SAL_CALL AccessibleIconChoiceCtrlEntry::getCharacter( sal_Int32 nIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return OCommonAccessibleText::implGetCharacter( implGetText(), nIndex ); } css::uno::Sequence< css::beans::PropertyValue > SAL_CALL AccessibleIconChoiceCtrlEntry::getCharacterAttributes( sal_Int32 nIndex, const css::uno::Sequence< OUString >& ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); OUString sText( implGetText() ); if ( !implIsValidIndex( nIndex, sText.getLength() ) ) throw IndexOutOfBoundsException(); return css::uno::Sequence< css::beans::PropertyValue >(); } sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getCharacterCount( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return implGetText().getLength(); } OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getSelectedText( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return OUString(); } sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getSelectionStart( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return 0; } sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getSelectionEnd( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return 0; } sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) ) throw IndexOutOfBoundsException(); return false; } OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getText( ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return implGetText( ); } OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return OCommonAccessibleText::implGetTextRange( implGetText(), nStartIndex, nEndIndex ); } css::accessibility::TextSegment SAL_CALL AccessibleIconChoiceCtrlEntry::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return OCommonAccessibleText::getTextAtIndex( nIndex ,aTextType); } css::accessibility::TextSegment SAL_CALL AccessibleIconChoiceCtrlEntry::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return OCommonAccessibleText::getTextBeforeIndex( nIndex ,aTextType); } css::accessibility::TextSegment SAL_CALL AccessibleIconChoiceCtrlEntry::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); EnsureIsAlive(); return OCommonAccessibleText::getTextBehindIndex( nIndex ,aTextType); } // XAccessibleAction sal_Int32 SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleActionCount( ) { ::osl::MutexGuard aGuard( m_aMutex ); // three actions supported return ACCESSIBLE_ACTION_COUNT; } sal_Bool SAL_CALL AccessibleIconChoiceCtrlEntry::doAccessibleAction( sal_Int32 nIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); bool bRet = false; checkActionIndex_Impl( nIndex ); EnsureIsAlive(); SvxIconChoiceCtrlEntry* pEntry = m_pIconCtrl->GetEntry( m_nIndex ); if ( pEntry && !pEntry->IsSelected() ) { m_pIconCtrl->SetNoSelection(); m_pIconCtrl->SetCursor( pEntry ); bRet = true; } return bRet; } OUString SAL_CALL AccessibleIconChoiceCtrlEntry::getAccessibleActionDescription( sal_Int32 nIndex ) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); checkActionIndex_Impl( nIndex ); EnsureIsAlive(); return "Select"; } Reference< XAccessibleKeyBinding > AccessibleIconChoiceCtrlEntry::getAccessibleActionKeyBinding( sal_Int32 nIndex ) { ::osl::MutexGuard aGuard( m_aMutex ); Reference< XAccessibleKeyBinding > xRet; checkActionIndex_Impl( nIndex ); // ... which key? return xRet; } }// namespace accessibility /* vim:set shiftwidth=4 softtabstop=4 expandtab: */