652 lines
19 KiB
C++
652 lines
19 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <extended/accessibletabbarpagelist.hxx>
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#include <svtools/tabbar.hxx>
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#include <com/sun/star/accessibility/AccessibleEventId.hpp>
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#include <com/sun/star/accessibility/AccessibleRole.hpp>
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#include <com/sun/star/accessibility/AccessibleStateType.hpp>
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#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
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#include <comphelper/accessiblecontexthelper.hxx>
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#include <cppuhelper/supportsservice.hxx>
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#include <o3tl/safeint.hxx>
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#include <unotools/accessiblerelationsethelper.hxx>
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#include <vcl/svapp.hxx>
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#include <vcl/settings.hxx>
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#include <vcl/unohelp.hxx>
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#include <i18nlangtag/languagetag.hxx>
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namespace accessibility
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{
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using namespace ::com::sun::star::accessibility;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star;
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using namespace ::comphelper;
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AccessibleTabBarPageList::AccessibleTabBarPageList( TabBar* pTabBar, sal_Int32 nIndexInParent )
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:ImplInheritanceHelper( pTabBar )
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,m_nIndexInParent( nIndexInParent )
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{
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if ( m_pTabBar )
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m_aAccessibleChildren.assign( m_pTabBar->GetPageCount(), rtl::Reference< AccessibleTabBarPage >() );
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}
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void AccessibleTabBarPageList::UpdateShowing( bool bShowing )
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{
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for (const rtl::Reference<AccessibleTabBarPage>& xChild : m_aAccessibleChildren)
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{
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if ( xChild.is() )
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xChild->SetShowing( bShowing );
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}
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}
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void AccessibleTabBarPageList::UpdateSelected( sal_Int32 i, bool bSelected )
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{
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NotifyAccessibleEvent( AccessibleEventId::SELECTION_CHANGED, Any(), Any() );
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if ( i >= 0 && o3tl::make_unsigned(i) < m_aAccessibleChildren.size() )
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{
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rtl::Reference< AccessibleTabBarPage > xChild( m_aAccessibleChildren[i] );
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if ( xChild.is() )
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xChild->SetSelected( bSelected );
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}
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}
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void AccessibleTabBarPageList::UpdatePageText( sal_Int32 i )
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{
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if ( i < 0 || o3tl::make_unsigned(i) >= m_aAccessibleChildren.size() )
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return;
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if ( m_pTabBar )
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{
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rtl::Reference< AccessibleTabBarPage > pAccessibleTabBarPage( m_aAccessibleChildren[i] );
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if ( pAccessibleTabBarPage.is() )
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{
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OUString sPageText = m_pTabBar->GetPageText( m_pTabBar->GetPageId( static_cast<sal_uInt16>(i) ) );
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pAccessibleTabBarPage->SetPageText( sPageText );
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}
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}
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}
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void AccessibleTabBarPageList::InsertChild( sal_Int32 i )
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{
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if ( i < 0 || o3tl::make_unsigned(i) > m_aAccessibleChildren.size() )
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return;
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// insert entry in child list
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m_aAccessibleChildren.insert( m_aAccessibleChildren.begin() + i, rtl::Reference< AccessibleTabBarPage >() );
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// send accessible child event
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Reference< XAccessible > xChild( getAccessibleChild( i ) );
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if ( xChild.is() )
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{
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Any aOldValue, aNewValue;
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aNewValue <<= xChild;
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NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue );
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}
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}
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void AccessibleTabBarPageList::RemoveChild( sal_Int32 i )
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{
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if ( i < 0 || o3tl::make_unsigned(i) >= m_aAccessibleChildren.size() )
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return;
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// get the accessible of the removed page
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rtl::Reference< AccessibleTabBarPage > xChild( m_aAccessibleChildren[i] );
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// remove entry in child list
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m_aAccessibleChildren.erase( m_aAccessibleChildren.begin() + i );
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// send accessible child event
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if ( xChild.is() )
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{
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Any aOldValue, aNewValue;
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aOldValue <<= uno::Reference<XAccessible>(xChild);
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NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue );
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xChild->dispose();
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}
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}
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void AccessibleTabBarPageList::MoveChild( sal_Int32 i, sal_Int32 j )
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{
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if ( !(i >= 0 && o3tl::make_unsigned(i) < m_aAccessibleChildren.size() &&
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j >= 0 && o3tl::make_unsigned(j) <= m_aAccessibleChildren.size()) )
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return;
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if ( i < j )
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--j;
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// get the accessible of the moved page
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rtl::Reference< AccessibleTabBarPage > xChild( m_aAccessibleChildren[i] );
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// remove entry in child list at old position
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m_aAccessibleChildren.erase( m_aAccessibleChildren.begin() + i );
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// insert entry in child list at new position
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m_aAccessibleChildren.insert( m_aAccessibleChildren.begin() + j, xChild );
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}
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void AccessibleTabBarPageList::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
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{
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switch ( rVclWindowEvent.GetId() )
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{
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case VclEventId::WindowEnabled:
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{
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Any aNewValue;
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aNewValue <<= AccessibleStateType::SENSITIVE;
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NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, Any(), aNewValue );
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aNewValue <<= AccessibleStateType::ENABLED;
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NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, Any(), aNewValue );
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}
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break;
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case VclEventId::WindowDisabled:
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{
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Any aOldValue;
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aOldValue <<= AccessibleStateType::ENABLED;
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NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, Any() );
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aOldValue <<= AccessibleStateType::SENSITIVE;
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NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, Any() );
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}
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break;
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case VclEventId::WindowShow:
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{
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Any aOldValue, aNewValue;
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aNewValue <<= AccessibleStateType::SHOWING;
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NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue );
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UpdateShowing( true );
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}
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break;
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case VclEventId::WindowHide:
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{
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Any aOldValue, aNewValue;
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aOldValue <<= AccessibleStateType::SHOWING;
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NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue );
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UpdateShowing( false );
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}
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break;
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case VclEventId::TabbarPageSelected:
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{
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// do nothing
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}
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break;
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case VclEventId::TabbarPageActivated:
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{
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if ( m_pTabBar )
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{
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sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
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sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId );
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UpdateSelected( nPagePos, true );
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}
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}
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break;
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case VclEventId::TabbarPageDeactivated:
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{
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if ( m_pTabBar )
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{
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sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
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sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId );
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UpdateSelected( nPagePos, false );
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}
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}
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break;
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case VclEventId::TabbarPageInserted:
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{
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if ( m_pTabBar )
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{
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sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
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sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId );
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InsertChild( nPagePos );
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}
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}
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break;
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case VclEventId::TabbarPageRemoved:
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{
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if ( m_pTabBar )
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{
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sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
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OExternalLockGuard aGuard( this );
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if ( nPageId == TabBar::PAGE_NOT_FOUND )
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{
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for ( sal_Int32 i = m_aAccessibleChildren.size() - 1; i >= 0; --i )
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RemoveChild( i );
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}
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else
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{
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for ( sal_Int64 i = 0, nCount = m_aAccessibleChildren.size(); i < nCount; ++i )
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{
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sal_uInt16 nChildPageId = m_pTabBar->GetPageId( static_cast<sal_uInt16>(i) );
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if (nPageId == nChildPageId)
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{
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RemoveChild( i );
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break;
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}
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}
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}
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}
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}
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break;
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case VclEventId::TabbarPageMoved:
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{
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Pair* pPair = static_cast<Pair*>(rVclWindowEvent.GetData());
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if ( pPair )
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MoveChild( pPair->A(), pPair->B() );
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}
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break;
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case VclEventId::TabbarPageTextChanged:
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{
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sal_uInt16 nPageId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
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sal_uInt16 nPagePos = m_pTabBar->GetPagePos( nPageId );
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UpdatePageText( nPagePos );
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}
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break;
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default:
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{
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AccessibleTabBarBase::ProcessWindowEvent( rVclWindowEvent );
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}
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break;
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}
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}
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void AccessibleTabBarPageList::FillAccessibleStateSet( sal_Int64& rStateSet )
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{
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if ( !m_pTabBar )
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return;
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if ( m_pTabBar->IsEnabled() )
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{
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rStateSet |= AccessibleStateType::ENABLED;
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rStateSet |= AccessibleStateType::SENSITIVE;
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}
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rStateSet |= AccessibleStateType::VISIBLE;
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if ( m_pTabBar->IsVisible() )
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rStateSet |= AccessibleStateType::SHOWING;
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}
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// OCommonAccessibleComponent
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awt::Rectangle AccessibleTabBarPageList::implGetBounds()
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{
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awt::Rectangle aBounds;
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if ( m_pTabBar )
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aBounds = vcl::unohelper::ConvertToAWTRect(m_pTabBar->GetPageArea());
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return aBounds;
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}
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// XComponent
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void AccessibleTabBarPageList::disposing()
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{
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AccessibleTabBarBase::disposing();
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// dispose all children
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for (const rtl::Reference<AccessibleTabBarPage>& xComponent : m_aAccessibleChildren)
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{
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if ( xComponent.is() )
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xComponent->dispose();
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}
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m_aAccessibleChildren.clear();
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}
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// XServiceInfo
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OUString AccessibleTabBarPageList::getImplementationName()
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{
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return u"com.sun.star.comp.svtools.AccessibleTabBarPageList"_ustr;
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}
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sal_Bool AccessibleTabBarPageList::supportsService( const OUString& rServiceName )
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{
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return cppu::supportsService(this, rServiceName);
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}
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Sequence< OUString > AccessibleTabBarPageList::getSupportedServiceNames()
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{
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return { u"com.sun.star.awt.AccessibleTabBarPageList"_ustr };
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}
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// XAccessible
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Reference< XAccessibleContext > AccessibleTabBarPageList::getAccessibleContext( )
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{
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OExternalLockGuard aGuard( this );
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return this;
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}
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// XAccessibleContext
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sal_Int64 AccessibleTabBarPageList::getAccessibleChildCount()
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{
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OExternalLockGuard aGuard( this );
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return m_aAccessibleChildren.size();
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}
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Reference< XAccessible > AccessibleTabBarPageList::getAccessibleChild( sal_Int64 i )
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{
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OExternalLockGuard aGuard( this );
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return getAccessibleChildImpl(i);
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}
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rtl::Reference< AccessibleTabBarPage > AccessibleTabBarPageList::getAccessibleChildImpl( sal_Int64 i )
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{
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if ( i < 0 || i >= getAccessibleChildCount() )
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throw IndexOutOfBoundsException();
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rtl::Reference< AccessibleTabBarPage > xChild = m_aAccessibleChildren[i];
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if ( !xChild.is() )
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{
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if ( m_pTabBar )
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{
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sal_uInt16 nPageId = m_pTabBar->GetPageId( static_cast<sal_uInt16>(i) );
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xChild = new AccessibleTabBarPage( m_pTabBar, nPageId, this );
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// insert into child list
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m_aAccessibleChildren[i] = xChild;
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}
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}
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return xChild;
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}
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Reference< XAccessible > AccessibleTabBarPageList::getAccessibleParent( )
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{
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OExternalLockGuard aGuard( this );
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Reference< XAccessible > xParent;
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if ( m_pTabBar )
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xParent = m_pTabBar->GetAccessible();
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return xParent;
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}
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sal_Int64 AccessibleTabBarPageList::getAccessibleIndexInParent( )
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{
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OExternalLockGuard aGuard( this );
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return m_nIndexInParent;
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}
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sal_Int16 AccessibleTabBarPageList::getAccessibleRole( )
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{
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return AccessibleRole::PAGE_TAB_LIST;
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}
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OUString AccessibleTabBarPageList::getAccessibleDescription( )
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{
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return OUString();
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}
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OUString AccessibleTabBarPageList::getAccessibleName( )
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{
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return OUString();
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}
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Reference< XAccessibleRelationSet > AccessibleTabBarPageList::getAccessibleRelationSet( )
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{
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OExternalLockGuard aGuard( this );
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return new utl::AccessibleRelationSetHelper;
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}
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sal_Int64 AccessibleTabBarPageList::getAccessibleStateSet( )
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{
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OExternalLockGuard aGuard( this );
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sal_Int64 nStateSet = 0;
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if ( !rBHelper.bDisposed && !rBHelper.bInDispose )
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{
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FillAccessibleStateSet( nStateSet );
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}
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else
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{
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nStateSet |= AccessibleStateType::DEFUNC;
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}
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return nStateSet;
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}
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Locale AccessibleTabBarPageList::getLocale( )
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{
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OExternalLockGuard aGuard( this );
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return Application::GetSettings().GetLanguageTag().getLocale();
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}
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// XAccessibleComponent
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Reference< XAccessible > AccessibleTabBarPageList::getAccessibleAtPoint( const awt::Point& rPoint )
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{
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OExternalLockGuard aGuard( this );
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Reference< XAccessible > xChild;
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for ( size_t i = 0; i < m_aAccessibleChildren.size(); ++i )
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{
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rtl::Reference< AccessibleTabBarPage > xAcc = getAccessibleChildImpl( i );
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if ( xAcc.is() )
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{
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Reference< XAccessibleComponent > xComp( xAcc->getAccessibleContext(), UNO_QUERY );
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if ( xComp.is() )
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{
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tools::Rectangle aRect = vcl::unohelper::ConvertToVCLRect(xComp->getBounds());
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Point aPos = vcl::unohelper::ConvertToVCLPoint(rPoint);
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if ( aRect.Contains( aPos ) )
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{
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xChild = xAcc;
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break;
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}
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}
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}
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}
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return xChild;
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}
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void AccessibleTabBarPageList::grabFocus( )
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{
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// no focus
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}
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sal_Int32 AccessibleTabBarPageList::getForeground( )
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{
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OExternalLockGuard aGuard( this );
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sal_Int32 nColor = 0;
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Reference< XAccessible > xParent = getAccessibleParent();
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if ( xParent.is() )
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{
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Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
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if ( xParentComp.is() )
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nColor = xParentComp->getForeground();
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}
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return nColor;
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}
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sal_Int32 AccessibleTabBarPageList::getBackground( )
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{
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OExternalLockGuard aGuard( this );
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sal_Int32 nColor = 0;
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Reference< XAccessible > xParent = getAccessibleParent();
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if ( xParent.is() )
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{
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Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
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if ( xParentComp.is() )
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nColor = xParentComp->getBackground();
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}
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return nColor;
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}
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// XAccessibleExtendedComponent
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OUString AccessibleTabBarPageList::getTitledBorderText( )
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{
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return OUString();
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}
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OUString AccessibleTabBarPageList::getToolTipText( )
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{
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return OUString();
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}
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// XAccessibleSelection
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void AccessibleTabBarPageList::selectAccessibleChild( sal_Int64 nChildIndex )
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|
{
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OExternalLockGuard aGuard( this );
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|
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if ( nChildIndex < 0 || nChildIndex >= getAccessibleChildCount() )
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|
throw IndexOutOfBoundsException();
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|
|
|
if ( m_pTabBar )
|
|
{
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|
m_pTabBar->SetCurPageId( m_pTabBar->GetPageId( static_cast<sal_uInt16>(nChildIndex) ) );
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|
m_pTabBar->PaintImmediately();
|
|
m_pTabBar->ActivatePage();
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|
m_pTabBar->Select();
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|
}
|
|
}
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|
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|
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sal_Bool AccessibleTabBarPageList::isAccessibleChildSelected( sal_Int64 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;
|
|
}
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|
|
|
|
|
void AccessibleTabBarPageList::clearAccessibleSelection( )
|
|
{
|
|
// This method makes no sense in a TabBar, and so does nothing.
|
|
}
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|
|
|
|
|
void AccessibleTabBarPageList::selectAllAccessibleChildren( )
|
|
{
|
|
selectAccessibleChild( 0 );
|
|
}
|
|
|
|
|
|
sal_Int64 AccessibleTabBarPageList::getSelectedAccessibleChildCount( )
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
|
|
Reference< XAccessible > AccessibleTabBarPageList::getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex )
|
|
{
|
|
OExternalLockGuard aGuard( this );
|
|
|
|
if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount() )
|
|
throw IndexOutOfBoundsException();
|
|
|
|
Reference< XAccessible > xChild;
|
|
|
|
for ( sal_Int64 i = 0, j = 0, nCount = getAccessibleChildCount(); i < nCount; i++ )
|
|
{
|
|
if ( isAccessibleChildSelected( i ) && ( j++ == nSelectedChildIndex ) )
|
|
{
|
|
xChild = getAccessibleChild( i );
|
|
break;
|
|
}
|
|
}
|
|
|
|
return xChild;
|
|
}
|
|
|
|
|
|
void AccessibleTabBarPageList::deselectAccessibleChild( sal_Int64 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
|
|
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|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|