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Diffstat (limited to '')
| -rw-r--r-- | accessibility/source/standard/vclxaccessibletoolbox.cxx | 866 |
1 files changed, 866 insertions, 0 deletions
diff --git a/accessibility/source/standard/vclxaccessibletoolbox.cxx b/accessibility/source/standard/vclxaccessibletoolbox.cxx new file mode 100644 index 000000000..4e2059b61 --- /dev/null +++ b/accessibility/source/standard/vclxaccessibletoolbox.cxx @@ -0,0 +1,866 @@ +/* -*- 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 <string.h> + +#include <standard/vclxaccessibletoolbox.hxx> +#include <standard/vclxaccessibletoolboxitem.hxx> +#include <toolkit/helper/convert.hxx> + +#include <unotools/accessiblestatesethelper.hxx> +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <com/sun/star/lang/IndexOutOfBoundsException.hpp> +#include <com/sun/star/lang/XUnoTunnel.hpp> +#include <o3tl/safeint.hxx> +#include <vcl/toolbox.hxx> +#include <vcl/vclevent.hxx> +#include <comphelper/accessiblewrapper.hxx> +#include <comphelper/processfactory.hxx> +#include <comphelper/servicehelper.hxx> +#include <comphelper/types.hxx> + +using namespace ::comphelper; +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::accessibility; + +namespace +{ + + // = OToolBoxWindowItemContext + + /** XAccessibleContext implementation for a toolbox item which is represented by a VCL Window + */ + class OToolBoxWindowItemContext final : public OAccessibleContextWrapper + { + sal_Int32 m_nIndexInParent; + public: + OToolBoxWindowItemContext(sal_Int32 _nIndexInParent, + const css::uno::Reference< css::uno::XComponentContext >& _rxContext, + const css::uno::Reference< css::accessibility::XAccessibleContext >& _rxInnerAccessibleContext, + const css::uno::Reference< css::accessibility::XAccessible >& _rxOwningAccessible, + const css::uno::Reference< css::accessibility::XAccessible >& _rxParentAccessible + ) : OAccessibleContextWrapper( + _rxContext, + _rxInnerAccessibleContext, + _rxOwningAccessible, + _rxParentAccessible ) + ,m_nIndexInParent(_nIndexInParent) + { + } + virtual sal_Int32 SAL_CALL getAccessibleIndexInParent( ) override; + }; + + + sal_Int32 SAL_CALL OToolBoxWindowItemContext::getAccessibleIndexInParent( ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + return m_nIndexInParent; + } + + + // = OToolBoxWindowItem + + typedef ::cppu::ImplHelper1 < XUnoTunnel + > OToolBoxWindowItem_Base; + + /** XAccessible implementation for a toolbox item which is represented by a VCL Window + */ + class OToolBoxWindowItem + :public OAccessibleWrapper + ,public OToolBoxWindowItem_Base + { + private: + sal_Int32 m_nIndexInParent; + + public: + sal_Int32 getIndexInParent() const { return m_nIndexInParent; } + void setIndexInParent( sal_Int32 _nNewIndex ) { m_nIndexInParent = _nNewIndex; } + + static const Sequence< sal_Int8 > & getUnoTunnelId(); + + public: + OToolBoxWindowItem(sal_Int32 _nIndexInParent, + const css::uno::Reference< css::uno::XComponentContext >& _rxContext, + const css::uno::Reference< css::accessibility::XAccessible >& _rxInnerAccessible, + const css::uno::Reference< css::accessibility::XAccessible >& _rxParentAccessible + ) : OAccessibleWrapper( + _rxContext, + _rxInnerAccessible, + _rxParentAccessible) + ,m_nIndexInParent(_nIndexInParent) + { + } + + protected: + // XInterface + DECLARE_XINTERFACE( ) + DECLARE_XTYPEPROVIDER( ) + + // OAccessibleWrapper + virtual rtl::Reference<OAccessibleContextWrapper> createAccessibleContext( + const css::uno::Reference< css::accessibility::XAccessibleContext >& _rxInnerContext + ) override; + + // XUnoTunnel + virtual sal_Int64 SAL_CALL getSomething( const Sequence< sal_Int8 >& aIdentifier ) override; + }; + + IMPLEMENT_FORWARD_XINTERFACE2( OToolBoxWindowItem, OAccessibleWrapper, OToolBoxWindowItem_Base ) + IMPLEMENT_FORWARD_XTYPEPROVIDER2( OToolBoxWindowItem, OAccessibleWrapper, OToolBoxWindowItem_Base ) + + rtl::Reference<OAccessibleContextWrapper> OToolBoxWindowItem::createAccessibleContext( + const Reference< XAccessibleContext >& _rxInnerContext ) + { + return new OToolBoxWindowItemContext( m_nIndexInParent, getComponentContext(), _rxInnerContext, this, getParent() ); + } + + const Sequence< sal_Int8 > & OToolBoxWindowItem::getUnoTunnelId() + { + static const comphelper::UnoIdInit implId; + return implId.getSeq(); + } + + sal_Int64 SAL_CALL OToolBoxWindowItem::getSomething( const Sequence< sal_Int8 >& _rId ) + { + return comphelper::getSomethingImpl(_rId, this); + } +} + +// VCLXAccessibleToolBox + +VCLXAccessibleToolBox::VCLXAccessibleToolBox( VCLXWindow* pVCLXWindow ) : + + VCLXAccessibleComponent( pVCLXWindow ) + +{ +} + +VCLXAccessibleToolBox::~VCLXAccessibleToolBox() +{ +} + +VCLXAccessibleToolBoxItem* VCLXAccessibleToolBox::GetItem_Impl( ToolBox::ImplToolItems::size_type _nPos ) +{ + VCLXAccessibleToolBoxItem* pItem = nullptr; + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( pToolBox ) + { + ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.find( _nPos ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + // returns only toolbox buttons, not windows + if ( aIter != m_aAccessibleChildren.end() && aIter->second.is()) + pItem = static_cast< VCLXAccessibleToolBoxItem* >( aIter->second.get() ); + } + + return pItem; +} + +void VCLXAccessibleToolBox::UpdateFocus_Impl() +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if( !pToolBox ) + return; + + // submit events only if toolbox has the focus to avoid sending events due to mouse move + bool bHasFocus = false; + if ( pToolBox->HasFocus() ) + bHasFocus = true; + else + { + // check for subtoolbar, i.e. check if our parent is a toolbar + ToolBox* pToolBoxParent = dynamic_cast< ToolBox* >( pToolBox->GetParent() ); + // subtoolbars never get the focus as key input is just forwarded, so check if the parent toolbar has it + if ( pToolBoxParent && pToolBoxParent->HasFocus() ) + bHasFocus = true; + } + + if ( !bHasFocus ) + return; + + ToolBoxItemId nHighlightItemId = pToolBox->GetHighlightItemId(); + sal_uInt16 nFocusCount = 0; + for ( const auto& [rPos, rxChild] : m_aAccessibleChildren ) + { + ToolBoxItemId nItemId = pToolBox->GetItemId( rPos ); + + if ( rxChild.is() ) + { + VCLXAccessibleToolBoxItem* pItem = + static_cast< VCLXAccessibleToolBoxItem* >( rxChild.get() ); + if ( pItem->HasFocus() && nItemId != nHighlightItemId ) + { + // reset the old focused item + pItem->SetFocus( false ); + nFocusCount++; + } + if ( nItemId == nHighlightItemId ) + { + // set the new focused item + pItem->SetFocus( true ); + nFocusCount++; + } + } + // both items changed? + if ( nFocusCount > 1 ) + break; + } +} + +void VCLXAccessibleToolBox::ReleaseFocus_Impl( ToolBox::ImplToolItems::size_type _nPos ) +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( pToolBox ) // #107124#, do not check for focus because this message is also handled in losefocus + { + ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.find( _nPos ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + if ( aIter != m_aAccessibleChildren.end() && aIter->second.is() ) + { + VCLXAccessibleToolBoxItem* pItem = + static_cast< VCLXAccessibleToolBoxItem* >( aIter->second.get() ); + if ( pItem->HasFocus() ) + pItem->SetFocus( false ); + } + } +} + +void VCLXAccessibleToolBox::UpdateChecked_Impl( ToolBox::ImplToolItems::size_type _nPos ) +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( !pToolBox ) + return; + + ToolBoxItemId nFocusId = pToolBox->GetItemId( _nPos ); + VCLXAccessibleToolBoxItem* pFocusItem = nullptr; + + for ( const auto& [rPos, rxChild] : m_aAccessibleChildren ) + { + ToolBoxItemId nItemId = pToolBox->GetItemId( rPos ); + + VCLXAccessibleToolBoxItem* pItem = + static_cast< VCLXAccessibleToolBoxItem* >( rxChild.get() ); + pItem->SetChecked( pToolBox->IsItemChecked( nItemId ) ); + if ( nItemId == nFocusId ) + pFocusItem = pItem; + } + //Solution:If the position is not a child item,the focus should not be called + if ( pFocusItem && _nPos != ToolBox::ITEM_NOTFOUND ) + pFocusItem->SetFocus( true ); +} + +void VCLXAccessibleToolBox::UpdateIndeterminate_Impl( ToolBox::ImplToolItems::size_type _nPos ) +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( !pToolBox ) + return; + + ToolBoxItemId nItemId = pToolBox->GetItemId( _nPos ); + + ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.find( _nPos ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + if ( aIter != m_aAccessibleChildren.end() && aIter->second.is() ) + { + VCLXAccessibleToolBoxItem* pItem = + static_cast< VCLXAccessibleToolBoxItem* >( aIter->second.get() ); + if ( pItem ) + pItem->SetIndeterminate( pToolBox->GetItemState( nItemId ) == TRISTATE_INDET ); + } +} + +void VCLXAccessibleToolBox::implReleaseToolboxItem( ToolBoxItemsMap::iterator const & _rMapPos, + bool _bNotifyRemoval ) +{ + Reference< XAccessible > xItemAcc( _rMapPos->second ); + if ( !xItemAcc.is() ) + return; + + if ( _bNotifyRemoval ) + { + NotifyAccessibleEvent( AccessibleEventId::CHILD, Any( xItemAcc ), Any() ); + } + + auto pWindowItem = comphelper::getFromUnoTunnel<OToolBoxWindowItem>(xItemAcc); + if ( !pWindowItem ) + { + static_cast< VCLXAccessibleToolBoxItem* >( xItemAcc.get() )->ReleaseToolBox(); + ::comphelper::disposeComponent( xItemAcc ); + } + else + { + Reference< XAccessibleContext > xContext( pWindowItem->getContextNoCreate() ); + ::comphelper::disposeComponent( xContext ); + } +} + +void VCLXAccessibleToolBox::UpdateItem_Impl( ToolBox::ImplToolItems::size_type _nPos) +{ + if ( _nPos < m_aAccessibleChildren.size() ) + { + UpdateAllItems_Impl(); + return; + } + + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( !pToolBox ) + return; + + // adjust the "index-in-parent"s + ToolBoxItemsMap::iterator aIndexAdjust = m_aAccessibleChildren.upper_bound( _nPos ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + while ( m_aAccessibleChildren.end() != aIndexAdjust ) + { + Reference< XAccessible > xItemAcc( aIndexAdjust->second ); + + auto pWindowItem = comphelper::getFromUnoTunnel<OToolBoxWindowItem>(xItemAcc); + if ( !pWindowItem ) + { + VCLXAccessibleToolBoxItem* pItem = static_cast< VCLXAccessibleToolBoxItem* >( xItemAcc.get() ); + if ( pItem ) + { + sal_Int32 nIndex = pItem->getIndexInParent( ); + nIndex++; + pItem->setIndexInParent( nIndex ); + } + } + else + { + sal_Int32 nIndex = pWindowItem->getIndexInParent( ); + nIndex++; + pWindowItem->setIndexInParent( nIndex ); + } + + ++aIndexAdjust; + } + + // TODO: we should make this dependent on the existence of event listeners + // with the current implementation, we always create accessible object + Any aNewChild( getAccessibleChild( static_cast<sal_Int32>(_nPos) ) ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + NotifyAccessibleEvent( AccessibleEventId::CHILD, Any(), aNewChild ); +} + +void VCLXAccessibleToolBox::UpdateAllItems_Impl() +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( !pToolBox ) + return; + + // deregister the old items + for ( ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.begin(); + aIter != m_aAccessibleChildren.end(); ++aIter ) + { + implReleaseToolboxItem( aIter, true ); + } + m_aAccessibleChildren.clear(); + + // register the new items + ToolBox::ImplToolItems::size_type i, nCount = pToolBox->GetItemCount(); + for ( i = 0; i < nCount; ++i ) + { + Any aNewValue; + aNewValue <<= getAccessibleChild( static_cast<sal_Int32>(i) ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + NotifyAccessibleEvent( AccessibleEventId::CHILD, Any(), aNewValue ); + } +} + +void VCLXAccessibleToolBox::UpdateCustomPopupItemp_Impl( vcl::Window* pWindow, bool bOpen ) +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if( !(pWindow && pToolBox) ) + return; + + const ToolBoxItemId nDownItem = pToolBox->GetDownItemId(); + if ( !nDownItem ) + // No item is currently in down state. + // Moreover, calling GetItemPos with 0 will find a separator if there is any. + return; + + Reference< XAccessible > xChild( pWindow->GetAccessible() ); + if( xChild.is() ) + { + Reference< XAccessible > xChildItem( getAccessibleChild( static_cast< sal_Int32 >( pToolBox->GetItemPos( nDownItem ) ) ) ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + VCLXAccessibleToolBoxItem* pItem = static_cast< VCLXAccessibleToolBoxItem* >( xChildItem.get() ); + + pItem->SetChild( xChild ); + pItem->NotifyChildEvent( xChild, bOpen ); + } +} + +void VCLXAccessibleToolBox::UpdateItemName_Impl( ToolBox::ImplToolItems::size_type _nPos ) +{ + VCLXAccessibleToolBoxItem* pItem = GetItem_Impl( _nPos ); + if ( pItem ) + pItem->NameChanged(); +} + +void VCLXAccessibleToolBox::UpdateItemEnabled_Impl( ToolBox::ImplToolItems::size_type _nPos ) +{ + VCLXAccessibleToolBoxItem* pItem = GetItem_Impl( _nPos ); + if ( pItem ) + pItem->ToggleEnableState(); +} + +void VCLXAccessibleToolBox::HandleSubToolBarEvent( const VclWindowEvent& rVclWindowEvent ) +{ + vcl::Window* pChildWindow = static_cast<vcl::Window *>(rVclWindowEvent.GetData()); + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( !(pChildWindow + && pToolBox + && pToolBox == pChildWindow->GetParent() + && pChildWindow->GetType() == WindowType::TOOLBOX) ) + return; + + const ToolBoxItemId nCurItemId( pToolBox->GetCurItemId() ); + if ( !nCurItemId ) + // No item is currently active (might happen when opening the overflow popup). + // Moreover, calling GetItemPos with 0 will find a separator if there is any. + return; + + ToolBox::ImplToolItems::size_type nIndex = pToolBox->GetItemPos( nCurItemId ); + Reference< XAccessible > xItem = getAccessibleChild( nIndex ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + if ( xItem.is() ) + { + Reference< XAccessible > xChild = pChildWindow->GetAccessible(); + VCLXAccessibleToolBoxItem* pItem = + static_cast< VCLXAccessibleToolBoxItem* >( xItem.get() ); + pItem->SetChild( xChild ); + pItem->NotifyChildEvent( xChild, true/*_bShow*/ ); + } +} + +void VCLXAccessibleToolBox::ReleaseSubToolBox( ToolBox* _pSubToolBox ) +{ + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( !pToolBox ) + return; + + ToolBox::ImplToolItems::size_type nIndex = pToolBox->GetItemPos( pToolBox->GetCurItemId() ); + if ( nIndex == ToolBox::ITEM_NOTFOUND ) + return; // not found + + Reference< XAccessible > xItem = getAccessibleChild( nIndex ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + if ( !xItem.is() ) + return; + + Reference< XAccessible > xChild = _pSubToolBox->GetAccessible(); + VCLXAccessibleToolBoxItem* pItem = + static_cast< VCLXAccessibleToolBoxItem* >( xItem.get() ); + if ( pItem->GetChild() == xChild ) + { + pItem->SetChild( Reference< XAccessible >() ); + pItem->NotifyChildEvent( xChild, false ); + } +} + +void VCLXAccessibleToolBox::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) +{ + VCLXAccessibleComponent::FillAccessibleStateSet( rStateSet ); + + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( pToolBox ) + { + rStateSet.AddState( AccessibleStateType::FOCUSABLE ); + if ( pToolBox->IsHorizontal() ) + rStateSet.AddState( AccessibleStateType::HORIZONTAL ); + else + rStateSet.AddState( AccessibleStateType::VERTICAL ); + } +} + +void VCLXAccessibleToolBox::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent ) +{ + // to prevent an early release of the toolbox (VclEventId::ObjectDying) + Reference< XAccessibleContext > xHoldAlive = this; + + switch ( rVclWindowEvent.GetId() ) + { + case VclEventId::ToolboxClick: + case VclEventId::ToolboxSelect: + { + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( rVclWindowEvent.GetData() ) + { + UpdateChecked_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + UpdateIndeterminate_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + } + else if( pToolBox->GetItemPos(pToolBox->GetCurItemId()) != ToolBox::ITEM_NOTFOUND ) + { + UpdateChecked_Impl( pToolBox->GetItemPos(pToolBox->GetCurItemId()) ); + UpdateIndeterminate_Impl( pToolBox->GetItemPos(pToolBox->GetCurItemId()) ); + } + break; + } + case VclEventId::ToolboxDoubleClick: + case VclEventId::ToolboxActivate: + case VclEventId::ToolboxDeactivate: + //case VclEventId::ToolboxSelect: + break; + + case VclEventId::ToolboxItemUpdated: + { + if ( rVclWindowEvent.GetData() ) + { + UpdateChecked_Impl( ToolBox::ITEM_NOTFOUND ); + UpdateIndeterminate_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + } + break; + } + + case VclEventId::ToolboxHighlight: + UpdateFocus_Impl(); + break; + + case VclEventId::ToolboxHighlightOff: + ReleaseFocus_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + break; + + case VclEventId::ToolboxItemAdded : + UpdateItem_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + break; + + case VclEventId::ToolboxItemRemoved : + case VclEventId::ToolboxAllItemsChanged : + { + UpdateAllItems_Impl(); + break; + } + + case VclEventId::ToolboxItemWindowChanged: + { + auto nPos = static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())); + ToolBoxItemsMap::iterator aAccessiblePos( m_aAccessibleChildren.find( nPos ) ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + if ( m_aAccessibleChildren.end() != aAccessiblePos ) + { + implReleaseToolboxItem( aAccessiblePos, false ); + m_aAccessibleChildren.erase (aAccessiblePos); + } + + Any aNewValue; + aNewValue <<= getAccessibleChild(nPos); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + NotifyAccessibleEvent( AccessibleEventId::CHILD, Any(), aNewValue ); + break; + } + case VclEventId::ToolboxItemTextChanged : + UpdateItemName_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + break; + + case VclEventId::ToolboxItemEnabled : + case VclEventId::ToolboxItemDisabled : + { + UpdateItemEnabled_Impl( static_cast<ToolBox::ImplToolItems::size_type>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData())) ); + break; + } + + case VclEventId::DropdownOpen: + case VclEventId::DropdownClose: + { + UpdateCustomPopupItemp_Impl( static_cast< vcl::Window* >( rVclWindowEvent.GetData() ), rVclWindowEvent.GetId() == VclEventId::DropdownOpen ); + break; + } + + case VclEventId::ObjectDying : + { + // if this toolbox is a subtoolbox, we have to release it from its parent + VclPtr< vcl::Window > pWin = GetAs< vcl::Window >(); + if ( pWin && pWin->GetParent() && + pWin->GetParent()->GetType() == WindowType::TOOLBOX ) + { + auto pParentAccContext = pWin->GetParent()->GetAccessible()->getAccessibleContext(); + VCLXAccessibleToolBox* pParent = static_cast< VCLXAccessibleToolBox* >( pParentAccContext.get() ); + if ( pParent ) + pParent->ReleaseSubToolBox(static_cast<ToolBox *>(pWin.get())); + } + + // dispose all items + for ( ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.begin(); + aIter != m_aAccessibleChildren.end(); ++aIter ) + { + implReleaseToolboxItem( aIter, false ); + } + m_aAccessibleChildren.clear(); + + [[fallthrough]]; // call base class + } + + default: + VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent ); + } +} + +void VCLXAccessibleToolBox::ProcessWindowChildEvent( const VclWindowEvent& rVclWindowEvent ) +{ + switch ( rVclWindowEvent.GetId() ) + { + case VclEventId::WindowShow: // send create on show for direct accessible children + { + Reference< XAccessible > xReturn = GetItemWindowAccessible(rVclWindowEvent); + if ( xReturn.is() ) + NotifyAccessibleEvent( AccessibleEventId::CHILD, Any(), Any(xReturn) ); + else + HandleSubToolBarEvent( rVclWindowEvent ); + } + break; + + default: + VCLXAccessibleComponent::ProcessWindowChildEvent( rVclWindowEvent ); + + } +} + +// XInterface +IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleToolBox, VCLXAccessibleComponent, VCLXAccessibleToolBox_BASE ) + +// XTypeProvider +IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleToolBox, VCLXAccessibleComponent, VCLXAccessibleToolBox_BASE ) + +// XComponent +void SAL_CALL VCLXAccessibleToolBox::disposing() +{ + VCLXAccessibleComponent::disposing(); + + // release the items + for ( ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.begin(); + aIter != m_aAccessibleChildren.end(); ++aIter ) + { + implReleaseToolboxItem( aIter, false ); + } + m_aAccessibleChildren.clear(); +} + +// XServiceInfo +OUString VCLXAccessibleToolBox::getImplementationName() +{ + return "com.sun.star.comp.toolkit.AccessibleToolBox"; +} + +Sequence< OUString > VCLXAccessibleToolBox::getSupportedServiceNames() +{ + return comphelper::concatSequences(VCLXAccessibleComponent::getSupportedServiceNames(), + Sequence<OUString>{"com.sun.star.accessibility.AccessibleToolBox"}); +} + +// XAccessibleContext +sal_Int32 SAL_CALL VCLXAccessibleToolBox::getAccessibleChildCount( ) +{ + comphelper::OExternalLockGuard aGuard( this ); + return implGetAccessibleChildCount(); +} + + sal_Int32 VCLXAccessibleToolBox::implGetAccessibleChildCount( ) + { + sal_Int32 nCount = 0; + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( pToolBox ) + nCount = pToolBox->GetItemCount(); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + + return nCount; +} + +Reference< XAccessible > SAL_CALL VCLXAccessibleToolBox::getAccessibleChild( sal_Int32 i ) +{ + comphelper::OExternalLockGuard aGuard( this ); + + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( (!pToolBox) || i < 0 || o3tl::make_unsigned(i) >= pToolBox->GetItemCount() ) + throw IndexOutOfBoundsException(); + + Reference< XAccessible > xChild; + // search for the child + ToolBoxItemsMap::iterator aIter = m_aAccessibleChildren.find(i); + if ( m_aAccessibleChildren.end() == aIter ) + { + ToolBoxItemId nItemId = pToolBox->GetItemId( i ); + ToolBoxItemId nHighlightItemId = pToolBox->GetHighlightItemId(); + vcl::Window* pItemWindow = pToolBox->GetItemWindow( nItemId ); + // not found -> create a new child + rtl::Reference<VCLXAccessibleToolBoxItem> pChild = new VCLXAccessibleToolBoxItem( pToolBox, i ); + Reference< XAccessible> xParent = pChild; + if ( pItemWindow ) + { + xChild = new OToolBoxWindowItem(0,::comphelper::getProcessComponentContext(),pItemWindow->GetAccessible(),xParent); + pItemWindow->SetAccessible(xChild); + pChild->SetChild( xChild ); + } + xChild = pChild; + if ( nHighlightItemId > ToolBoxItemId(0) && nItemId == nHighlightItemId ) + pChild->SetFocus( true ); + if ( pToolBox->IsItemChecked( nItemId ) ) + pChild->SetChecked( true ); + if ( pToolBox->GetItemState( nItemId ) == TRISTATE_INDET ) + pChild->SetIndeterminate( true ); + m_aAccessibleChildren.emplace( i, xChild ); + } + else + { + // found it + xChild = aIter->second; + } + return xChild; +} + +Reference< XAccessible > SAL_CALL VCLXAccessibleToolBox::getAccessibleAtPoint( const awt::Point& _rPoint ) +{ + comphelper::OExternalLockGuard aGuard( this ); + + Reference< XAccessible > xAccessible; + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( pToolBox ) + { + ToolBox::ImplToolItems::size_type nItemPos = pToolBox->GetItemPos( VCLPoint( _rPoint ) ); + if ( nItemPos != ToolBox::ITEM_NOTFOUND ) + xAccessible = getAccessibleChild( nItemPos ); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + } + + return xAccessible; +} + +Reference< XAccessible > VCLXAccessibleToolBox::GetItemWindowAccessible( const VclWindowEvent& rVclWindowEvent ) +{ + Reference< XAccessible > xReturn; + vcl::Window* pChildWindow = static_cast<vcl::Window *>(rVclWindowEvent.GetData()); + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( pChildWindow && pToolBox ) + { + ToolBox::ImplToolItems::size_type nCount = pToolBox->GetItemCount(); + for (ToolBox::ImplToolItems::size_type i = 0 ; i < nCount && !xReturn.is() ; ++i) + { + ToolBoxItemId nItemId = pToolBox->GetItemId( i ); + vcl::Window* pItemWindow = pToolBox->GetItemWindow( nItemId ); + if ( pItemWindow == pChildWindow ) + xReturn = getAccessibleChild(i); + //TODO: ToolBox::ImplToolItems::size_type -> sal_Int32! + } + } + return xReturn; +} + +Reference< XAccessible > VCLXAccessibleToolBox::GetChildAccessible( const VclWindowEvent& rVclWindowEvent ) +{ + Reference< XAccessible > xReturn = GetItemWindowAccessible(rVclWindowEvent); + + if ( !xReturn.is() ) + xReturn = VCLXAccessibleComponent::GetChildAccessible(rVclWindowEvent); + return xReturn; +} + +// XAccessibleSelection +void VCLXAccessibleToolBox::selectAccessibleChild( sal_Int32 nChildIndex ) +{ + OExternalLockGuard aGuard( this ); + + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( (!pToolBox) || nChildIndex < 0 || o3tl::make_unsigned(nChildIndex) >= pToolBox->GetItemCount() ) + throw IndexOutOfBoundsException(); + + pToolBox->ChangeHighlight( nChildIndex ); +} + +sal_Bool VCLXAccessibleToolBox::isAccessibleChildSelected( sal_Int32 nChildIndex ) +{ + OExternalLockGuard aGuard( this ); + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if ( (!pToolBox) || nChildIndex < 0 || o3tl::make_unsigned(nChildIndex) >= pToolBox->GetItemCount() ) + throw IndexOutOfBoundsException(); + + if ( pToolBox->GetHighlightItemId() == pToolBox->GetItemId( nChildIndex ) ) + return true; + else + return false; +} + +void VCLXAccessibleToolBox::clearAccessibleSelection( ) +{ + OExternalLockGuard aGuard( this ); + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + pToolBox -> LoseFocus(); +} + +void VCLXAccessibleToolBox::selectAllAccessibleChildren( ) +{ + OExternalLockGuard aGuard( this ); + // intentionally empty. makes no sense for a toolbox +} + +sal_Int32 VCLXAccessibleToolBox::getSelectedAccessibleChildCount( ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nRet = 0; + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if (pToolBox) + { + ToolBoxItemId nHighlightItemId = pToolBox->GetHighlightItemId(); + for ( size_t i = 0, nCount = pToolBox->GetItemCount(); i < nCount; i++ ) + { + if ( nHighlightItemId == pToolBox->GetItemId( i ) ) + { + nRet = 1; + break; // a toolbox can only have (n)one selected child + } + } + } + + return nRet; +} + +Reference< XAccessible > VCLXAccessibleToolBox::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) +{ + OExternalLockGuard aGuard( this ); + if ( nSelectedChildIndex != 0 ) + throw IndexOutOfBoundsException(); + + Reference< XAccessible > xChild; + VclPtr< ToolBox > pToolBox = GetAs< ToolBox >(); + if (pToolBox) + { + ToolBoxItemId nHighlightItemId = pToolBox->GetHighlightItemId(); + for ( sal_Int32 i = 0, nCount = pToolBox->GetItemCount(); i < nCount; i++ ) + { + if ( nHighlightItemId == pToolBox->GetItemId( i ) ) + { + xChild = getAccessibleChild( i ); + break; + } + } + } + + if (!xChild) + throw IndexOutOfBoundsException(); + + return xChild; +} + +void VCLXAccessibleToolBox::deselectAccessibleChild( sal_Int32 nChildIndex ) +{ + OExternalLockGuard aGuard( this ); + if ( nChildIndex < 0 || nChildIndex >= implGetAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + clearAccessibleSelection(); // a toolbox can only have (n)one selected child +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |