diff options
Diffstat (limited to 'accessibility/source/extended/accessibletabbarpagelist.cxx')
| -rw-r--r-- | accessibility/source/extended/accessibletabbarpagelist.cxx | 692 |
1 files changed, 692 insertions, 0 deletions
diff --git a/accessibility/source/extended/accessibletabbarpagelist.cxx b/accessibility/source/extended/accessibletabbarpagelist.cxx new file mode 100644 index 000000000..a65750fbd --- /dev/null +++ b/accessibility/source/extended/accessibletabbarpagelist.cxx @@ -0,0 +1,692 @@ +/* -*- 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 <extended/accessibletabbarpagelist.hxx> +#include <svtools/tabbar.hxx> +#include <extended/accessibletabbarpage.hxx> +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <com/sun/star/lang/IndexOutOfBoundsException.hpp> +#include <cppuhelper/supportsservice.hxx> +#include <o3tl/safeint.hxx> +#include <unotools/accessiblestatesethelper.hxx> +#include <unotools/accessiblerelationsethelper.hxx> +#include <vcl/svapp.hxx> +#include <vcl/settings.hxx> +#include <toolkit/helper/convert.hxx> +#include <i18nlangtag/languagetag.hxx> + + +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; + using namespace ::comphelper; + + + + + AccessibleTabBarPageList::AccessibleTabBarPageList( TabBar* pTabBar, sal_Int32 nIndexInParent ) + :AccessibleTabBarBase( pTabBar ) + ,m_nIndexInParent( nIndexInParent ) + { + if ( m_pTabBar ) + m_aAccessibleChildren.assign( m_pTabBar->GetPageCount(), Reference< XAccessible >() ); + } + + + void AccessibleTabBarPageList::UpdateShowing( bool bShowing ) + { + for (const Reference<XAccessible>& xChild : m_aAccessibleChildren) + { + if ( xChild.is() ) + { + AccessibleTabBarPage* pAccessibleTabBarPage = static_cast< AccessibleTabBarPage* >( xChild.get() ); + if ( pAccessibleTabBarPage ) + pAccessibleTabBarPage->SetShowing( bShowing ); + } + } + } + + + void AccessibleTabBarPageList::UpdateSelected( sal_Int32 i, bool bSelected ) + { + NotifyAccessibleEvent( AccessibleEventId::SELECTION_CHANGED, Any(), Any() ); + + if ( i >= 0 && o3tl::make_unsigned(i) < m_aAccessibleChildren.size() ) + { + Reference< XAccessible > xChild( m_aAccessibleChildren[i] ); + if ( xChild.is() ) + { + AccessibleTabBarPage* pAccessibleTabBarPage = static_cast< AccessibleTabBarPage* >( xChild.get() ); + if ( pAccessibleTabBarPage ) + pAccessibleTabBarPage->SetSelected( bSelected ); + } + } + } + + + void AccessibleTabBarPageList::UpdatePageText( sal_Int32 i ) + { + if ( i < 0 || o3tl::make_unsigned(i) >= m_aAccessibleChildren.size() ) + return; + + Reference< XAccessible > xChild( m_aAccessibleChildren[i] ); + if ( xChild.is() ) + { + AccessibleTabBarPage* pAccessibleTabBarPage = static_cast< AccessibleTabBarPage* >( xChild.get() ); + if ( pAccessibleTabBarPage && m_pTabBar ) + { + OUString sPageText = m_pTabBar->GetPageText( m_pTabBar->GetPageId( static_cast<sal_uInt16>(i) ) ); + pAccessibleTabBarPage->SetPageText( sPageText ); + } + } + } + + + void AccessibleTabBarPageList::InsertChild( sal_Int32 i ) + { + if ( i < 0 || o3tl::make_unsigned(i) > m_aAccessibleChildren.size() ) + return; + + // insert entry in child list + m_aAccessibleChildren.insert( m_aAccessibleChildren.begin() + i, Reference< XAccessible >() ); + + // send accessible child event + Reference< XAccessible > xChild( getAccessibleChild( i ) ); + if ( xChild.is() ) + { + Any aOldValue, aNewValue; + aNewValue <<= xChild; + NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue ); + } + } + + + void AccessibleTabBarPageList::RemoveChild( sal_Int32 i ) + { + if ( i < 0 || o3tl::make_unsigned(i) >= m_aAccessibleChildren.size() ) + return; + + // get the accessible of the removed page + Reference< XAccessible > xChild( m_aAccessibleChildren[i] ); + + // remove entry in child list + m_aAccessibleChildren.erase( m_aAccessibleChildren.begin() + i ); + + // send accessible child event + if ( xChild.is() ) + { + Any aOldValue, aNewValue; + aOldValue <<= xChild; + NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue ); + + Reference< XComponent > xComponent( xChild, UNO_QUERY ); + if ( xComponent.is() ) + xComponent->dispose(); + } + } + + + void AccessibleTabBarPageList::MoveChild( sal_Int32 i, sal_Int32 j ) + { + if ( !(i >= 0 && o3tl::make_unsigned(i) < m_aAccessibleChildren.size() && + j >= 0 && o3tl::make_unsigned(j) <= m_aAccessibleChildren.size()) ) + return; + + if ( i < j ) + --j; + + // get the accessible of the moved page + Reference< XAccessible > xChild( m_aAccessibleChildren[i] ); + + // remove entry in child list at old position + m_aAccessibleChildren.erase( m_aAccessibleChildren.begin() + i ); + + // insert entry in child list at new position + m_aAccessibleChildren.insert( m_aAccessibleChildren.begin() + j, xChild ); + } + + + void AccessibleTabBarPageList::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent ) + { + switch ( rVclWindowEvent.GetId() ) + { + case VclEventId::WindowEnabled: + { + Any aNewValue; + aNewValue <<= AccessibleStateType::SENSITIVE; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, Any(), aNewValue ); + aNewValue <<= AccessibleStateType::ENABLED; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, Any(), aNewValue ); + } + break; + case VclEventId::WindowDisabled: + { + Any aOldValue; + aOldValue <<= AccessibleStateType::ENABLED; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, Any() ); + aOldValue <<= AccessibleStateType::SENSITIVE; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, Any() ); + } + break; + case VclEventId::WindowShow: + { + Any aOldValue, aNewValue; + aNewValue <<= AccessibleStateType::SHOWING; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue ); + UpdateShowing( true ); + } + break; + case VclEventId::WindowHide: + { + Any aOldValue, aNewValue; + aOldValue <<= AccessibleStateType::SHOWING; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue ); + UpdateShowing( false ); + } + break; + case VclEventId::TabbarPageSelected: + { + // do nothing + } + break; + case VclEventId::TabbarPageActivated: + { + if ( m_pTabBar ) + { + sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())); + sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId ); + UpdateSelected( nPagePos, true ); + } + } + break; + case VclEventId::TabbarPageDeactivated: + { + if ( m_pTabBar ) + { + sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())); + sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId ); + UpdateSelected( nPagePos, false ); + } + } + break; + case VclEventId::TabbarPageInserted: + { + if ( m_pTabBar ) + { + sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())); + sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId ); + InsertChild( nPagePos ); + } + } + break; + case VclEventId::TabbarPageRemoved: + { + if ( m_pTabBar ) + { + sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())); + + if ( nPageId == TabBar::PAGE_NOT_FOUND ) + { + for ( sal_Int32 i = m_aAccessibleChildren.size() - 1; i >= 0; --i ) + RemoveChild( i ); + } + else + { + for ( sal_Int32 i = 0, nCount = getAccessibleChildCount(); i < nCount; ++i ) + { + Reference< XAccessible > xChild( getAccessibleChild( i ) ); + if ( xChild.is() ) + { + AccessibleTabBarPage* pAccessibleTabBarPage = static_cast< AccessibleTabBarPage* >( xChild.get() ); + if ( pAccessibleTabBarPage && pAccessibleTabBarPage->GetPageId() == nPageId ) + { + RemoveChild( i ); + break; + } + } + } + } + } + } + break; + case VclEventId::TabbarPageMoved: + { + Pair* pPair = static_cast<Pair*>(rVclWindowEvent.GetData()); + if ( pPair ) + MoveChild( pPair->A(), pPair->B() ); + } + break; + case VclEventId::TabbarPageTextChanged: + { + sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())); + sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId ); + UpdatePageText( nPagePos ); + } + break; + default: + { + AccessibleTabBarBase::ProcessWindowEvent( rVclWindowEvent ); + } + break; + } + } + + + void AccessibleTabBarPageList::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) + { + if ( !m_pTabBar ) + return; + + if ( m_pTabBar->IsEnabled() ) + { + rStateSet.AddState( AccessibleStateType::ENABLED ); + rStateSet.AddState( AccessibleStateType::SENSITIVE ); + } + + rStateSet.AddState( AccessibleStateType::VISIBLE ); + + if ( m_pTabBar->IsVisible() ) + rStateSet.AddState( AccessibleStateType::SHOWING ); + } + + + // OCommonAccessibleComponent + + + awt::Rectangle AccessibleTabBarPageList::implGetBounds() + { + awt::Rectangle aBounds; + if ( m_pTabBar ) + aBounds = AWTRectangle( m_pTabBar->GetPageArea() ); + + return aBounds; + } + + + // XInterface + + + IMPLEMENT_FORWARD_XINTERFACE2( AccessibleTabBarPageList, OAccessibleExtendedComponentHelper, AccessibleTabBarPageList_BASE ) + + + // XTypeProvider + + + IMPLEMENT_FORWARD_XTYPEPROVIDER2( AccessibleTabBarPageList, OAccessibleExtendedComponentHelper, AccessibleTabBarPageList_BASE ) + + + // XComponent + + + void AccessibleTabBarPageList::disposing() + { + AccessibleTabBarBase::disposing(); + + // dispose all children + for (const Reference<XAccessible>& i : m_aAccessibleChildren) + { + Reference< XComponent > xComponent( i, UNO_QUERY ); + if ( xComponent.is() ) + xComponent->dispose(); + } + m_aAccessibleChildren.clear(); + } + + + // XServiceInfo + + + OUString AccessibleTabBarPageList::getImplementationName() + { + return "com.sun.star.comp.svtools.AccessibleTabBarPageList"; + } + + + sal_Bool AccessibleTabBarPageList::supportsService( const OUString& rServiceName ) + { + return cppu::supportsService(this, rServiceName); + } + + + Sequence< OUString > AccessibleTabBarPageList::getSupportedServiceNames() + { + return { "com.sun.star.awt.AccessibleTabBarPageList" }; + } + + + // XAccessible + + + Reference< XAccessibleContext > AccessibleTabBarPageList::getAccessibleContext( ) + { + OExternalLockGuard aGuard( this ); + + return this; + } + + + // XAccessibleContext + + + sal_Int32 AccessibleTabBarPageList::getAccessibleChildCount() + { + OExternalLockGuard aGuard( this ); + + return m_aAccessibleChildren.size(); + } + + + Reference< XAccessible > AccessibleTabBarPageList::getAccessibleChild( sal_Int32 i ) + { + OExternalLockGuard aGuard( this ); + + if ( i < 0 || i >= getAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + Reference< XAccessible > xChild = m_aAccessibleChildren[i]; + if ( !xChild.is() ) + { + if ( m_pTabBar ) + { + sal_uInt16 nPageId = m_pTabBar->GetPageId( static_cast<sal_uInt16>(i) ); + + xChild = new AccessibleTabBarPage( m_pTabBar, nPageId, this ); + + // insert into child list + m_aAccessibleChildren[i] = xChild; + } + } + + return xChild; + } + + + Reference< XAccessible > AccessibleTabBarPageList::getAccessibleParent( ) + { + OExternalLockGuard aGuard( this ); + + Reference< XAccessible > xParent; + if ( m_pTabBar ) + xParent = m_pTabBar->GetAccessible(); + + return xParent; + } + + + sal_Int32 AccessibleTabBarPageList::getAccessibleIndexInParent( ) + { + OExternalLockGuard aGuard( this ); + + return m_nIndexInParent; + } + + + sal_Int16 AccessibleTabBarPageList::getAccessibleRole( ) + { + return AccessibleRole::PAGE_TAB_LIST; + } + + + OUString AccessibleTabBarPageList::getAccessibleDescription( ) + { + return OUString(); + } + + + OUString AccessibleTabBarPageList::getAccessibleName( ) + { + return OUString(); + } + + + Reference< XAccessibleRelationSet > AccessibleTabBarPageList::getAccessibleRelationSet( ) + { + OExternalLockGuard aGuard( this ); + + return new utl::AccessibleRelationSetHelper; + } + + + Reference< XAccessibleStateSet > AccessibleTabBarPageList::getAccessibleStateSet( ) + { + OExternalLockGuard aGuard( this ); + + rtl::Reference<utl::AccessibleStateSetHelper> pStateSetHelper = new utl::AccessibleStateSetHelper; + + if ( !rBHelper.bDisposed && !rBHelper.bInDispose ) + { + FillAccessibleStateSet( *pStateSetHelper ); + } + else + { + pStateSetHelper->AddState( AccessibleStateType::DEFUNC ); + } + + return pStateSetHelper; + } + + + Locale AccessibleTabBarPageList::getLocale( ) + { + OExternalLockGuard aGuard( this ); + + return Application::GetSettings().GetLanguageTag().getLocale(); + } + + + // XAccessibleComponent + + + Reference< XAccessible > AccessibleTabBarPageList::getAccessibleAtPoint( const awt::Point& rPoint ) + { + OExternalLockGuard aGuard( this ); + + Reference< XAccessible > xChild; + for ( size_t i = 0; i < m_aAccessibleChildren.size(); ++i ) + { + Reference< XAccessible > xAcc = getAccessibleChild( i ); + if ( xAcc.is() ) + { + Reference< XAccessibleComponent > xComp( xAcc->getAccessibleContext(), UNO_QUERY ); + if ( xComp.is() ) + { + tools::Rectangle aRect = VCLRectangle( xComp->getBounds() ); + Point aPos = VCLPoint( rPoint ); + if ( aRect.Contains( aPos ) ) + { + xChild = xAcc; + break; + } + } + } + } + + return xChild; + } + + + void AccessibleTabBarPageList::grabFocus( ) + { + // no focus + } + + + sal_Int32 AccessibleTabBarPageList::getForeground( ) + { + OExternalLockGuard aGuard( this ); + + 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 AccessibleTabBarPageList::getBackground( ) + { + OExternalLockGuard aGuard( this ); + + 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; + } + + + // XAccessibleExtendedComponent + + + Reference< awt::XFont > AccessibleTabBarPageList::getFont( ) + { + OExternalLockGuard aGuard( this ); + + Reference< awt::XFont > xFont; + Reference< XAccessible > xParent = getAccessibleParent(); + if ( xParent.is() ) + { + Reference< XAccessibleExtendedComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY ); + if ( xParentComp.is() ) + xFont = xParentComp->getFont(); + } + + return xFont; + } + + + OUString AccessibleTabBarPageList::getTitledBorderText( ) + { + return OUString(); + } + + + OUString AccessibleTabBarPageList::getToolTipText( ) + { + return OUString(); + } + + + // XAccessibleSelection + + + void AccessibleTabBarPageList::selectAccessibleChild( sal_Int32 nChildIndex ) + { + OExternalLockGuard aGuard( this ); + + if ( nChildIndex < 0 || nChildIndex >= getAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + if ( m_pTabBar ) + { + m_pTabBar->SetCurPageId( m_pTabBar->GetPageId( static_cast<sal_uInt16>(nChildIndex) ) ); + m_pTabBar->PaintImmediately(); + m_pTabBar->ActivatePage(); + m_pTabBar->Select(); + } + } + + + sal_Bool AccessibleTabBarPageList::isAccessibleChildSelected( sal_Int32 nChildIndex ) + { + OExternalLockGuard aGuard( this ); + + if ( nChildIndex < 0 || nChildIndex >= getAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + bool bSelected = false; + if ( m_pTabBar && m_pTabBar->GetCurPageId() == m_pTabBar->GetPageId( static_cast<sal_uInt16>(nChildIndex) ) ) + bSelected = true; + + return bSelected; + } + + + void AccessibleTabBarPageList::clearAccessibleSelection( ) + { + // This method makes no sense in a TabBar, and so does nothing. + } + + + void AccessibleTabBarPageList::selectAllAccessibleChildren( ) + { + selectAccessibleChild( 0 ); + } + + + sal_Int32 AccessibleTabBarPageList::getSelectedAccessibleChildCount( ) + { + return 1; + } + + + Reference< XAccessible > AccessibleTabBarPageList::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) + { + OExternalLockGuard aGuard( this ); + + if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + Reference< XAccessible > xChild; + + for ( sal_Int32 i = 0, j = 0, nCount = getAccessibleChildCount(); i < nCount; i++ ) + { + if ( isAccessibleChildSelected( i ) && ( j++ == nSelectedChildIndex ) ) + { + xChild = getAccessibleChild( i ); + break; + } + } + + return xChild; + } + + + void AccessibleTabBarPageList::deselectAccessibleChild( sal_Int32 nChildIndex ) + { + OExternalLockGuard aGuard( this ); + + if ( nChildIndex < 0 || nChildIndex >= getAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + // This method makes no sense in a TabBar, and so does nothing. + } + + +} // namespace accessibility + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |