diff options
Diffstat (limited to 'vcl/aqua/source/a11y/aqua11ylistener.cxx')
| -rw-r--r-- | vcl/aqua/source/a11y/aqua11ylistener.cxx | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/vcl/aqua/source/a11y/aqua11ylistener.cxx b/vcl/aqua/source/a11y/aqua11ylistener.cxx new file mode 100644 index 000000000000..7f680f43b3a6 --- /dev/null +++ b/vcl/aqua/source/a11y/aqua11ylistener.cxx @@ -0,0 +1,158 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#include "aqua11ylistener.hxx" +#include "aqua11yfactory.h" +#include "aqua11yfocustracker.hxx" +#include "aqua11ytextwrapper.h" +#include "aqua11ywrapper.h" +#include "salinst.h" + +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <com/sun/star/accessibility/AccessibleTableModelChange.hpp> +#include <com/sun/star/accessibility/AccessibleTableModelChangeType.hpp> + +using namespace ::com::sun::star::accessibility; +using namespace ::com::sun::star::awt; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::uno; + +NSString * getTableNotification( const AccessibleEventObject& aEvent ) +{ + AccessibleTableModelChange aChange; + NSString * notification = nil; + + if( (aEvent.NewValue >>= aChange) && + ( AccessibleTableModelChangeType::INSERT == aChange.Type || AccessibleTableModelChangeType::DELETE == aChange.Type ) && + aChange.FirstRow != aChange.LastRow ) + { + notification = NSAccessibilityRowCountChangedNotification; + } + + return notification; +} + +//------------------------------------------------------------------------------ + +AquaA11yEventListener::AquaA11yEventListener(id wrapperObject, sal_Int16 role) : m_wrapperObject(wrapperObject), m_role(role) +{ + [ m_wrapperObject retain ]; +} + +//------------------------------------------------------------------------------ + +AquaA11yEventListener::~AquaA11yEventListener() +{ + [ m_wrapperObject release ]; +} + +//------------------------------------------------------------------------------ + +void SAL_CALL +AquaA11yEventListener::disposing( const EventObject& Source ) throw( RuntimeException ) +{ + [ AquaA11yFactory removeFromWrapperRepositoryFor: [ (AquaA11yWrapper *) m_wrapperObject accessibleContext ] ]; +} + +//------------------------------------------------------------------------------ + +void SAL_CALL +AquaA11yEventListener::notifyEvent( const AccessibleEventObject& aEvent ) throw( RuntimeException ) +{ + NSString * notification = nil; + id element = m_wrapperObject; + Rectangle bounds; + + // TODO: NSAccessibilityValueChanged, NSAccessibilitySelectedRowsChangedNotification + switch( aEvent.EventId ) + { + case AccessibleEventId::ACTIVE_DESCENDANT_CHANGED: + if( m_role != AccessibleRole::LIST ) { + Reference< XAccessible > xAccessible; + if( aEvent.NewValue >>= xAccessible ) + AquaA11yFocusTracker::get().setFocusedObject( xAccessible ); + } + break; + + case AccessibleEventId::NAME_CHANGED: + notification = NSAccessibilityTitleChangedNotification; + break; + + case AccessibleEventId::CHILD: + // only needed for tooltips (says Apple) + if ( m_role == AccessibleRole::TOOL_TIP ) { + if(aEvent.NewValue.hasValue()) { + notification = NSAccessibilityCreatedNotification; + } else if(aEvent.OldValue.hasValue()) { + notification = NSAccessibilityUIElementDestroyedNotification; + } + } + break; + + case AccessibleEventId::INVALIDATE_ALL_CHILDREN: + // TODO: depricate or remember all children + break; + + case AccessibleEventId::BOUNDRECT_CHANGED: + bounds = [ element accessibleComponent ] -> getBounds(); + if ( m_oldBounds.X != 0 && ( bounds.X != m_oldBounds.X || bounds.Y != m_oldBounds.Y ) ) { + NSAccessibilityPostNotification(element, NSAccessibilityMovedNotification); // post directly since both cases can happen simultaneously + } + if ( m_oldBounds.X != 0 && ( bounds.Width != m_oldBounds.Width || bounds.Height != m_oldBounds.Height ) ) { + NSAccessibilityPostNotification(element, NSAccessibilityResizedNotification); // post directly since both cases can happen simultaneously + } + m_oldBounds = bounds; + break; + + case AccessibleEventId::SELECTION_CHANGED: + notification = NSAccessibilitySelectedChildrenChangedNotification; + break; + + case AccessibleEventId::TEXT_SELECTION_CHANGED: + notification = NSAccessibilitySelectedTextChangedNotification; + break; + + case AccessibleEventId::TABLE_MODEL_CHANGED: + notification = getTableNotification(aEvent); + break; + + case AccessibleEventId::CARET_CHANGED: + notification = NSAccessibilitySelectedTextChangedNotification; + break; + + case AccessibleEventId::TEXT_CHANGED: + notification = NSAccessibilityValueChangedNotification; + break; + + default: + break; + } + + if( nil != notification ) + NSAccessibilityPostNotification(element, notification); +} |