358 lines
12 KiB
C++
358 lines
12 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 <accessibility/standard/vclxaccessiblestatusbar.hxx>
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#include <accessibility/standard/vclxaccessiblestatusbaritem.hxx>
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#include <toolkit/helper/convert.hxx>
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#include <com/sun/star/accessibility/AccessibleEventId.hpp>
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#include <vcl/status.hxx>
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using namespace ::com::sun::star;
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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::accessibility;
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using namespace ::comphelper;
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// ----------------------------------------------------
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// class VCLXAccessibleStatusBar
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// ----------------------------------------------------
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VCLXAccessibleStatusBar::VCLXAccessibleStatusBar( VCLXWindow* pVCLXWindow )
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:VCLXAccessibleComponent( pVCLXWindow )
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{
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m_pStatusBar = static_cast< StatusBar* >( GetWindow() );
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if ( m_pStatusBar )
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m_aAccessibleChildren.assign( m_pStatusBar->GetItemCount(), Reference< XAccessible >() );
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}
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// -----------------------------------------------------------------------------
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VCLXAccessibleStatusBar::~VCLXAccessibleStatusBar()
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{
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}
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::UpdateShowing( sal_Int32 i, sal_Bool bShowing )
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{
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if ( i >= 0 && i < (sal_Int32)m_aAccessibleChildren.size() )
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{
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Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
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if ( xChild.is() )
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{
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VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
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if ( pVCLXAccessibleStatusBarItem )
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pVCLXAccessibleStatusBarItem->SetShowing( bShowing );
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}
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}
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}
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::UpdateItemName( sal_Int32 i )
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{
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if ( i >= 0 && i < (sal_Int32)m_aAccessibleChildren.size() )
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{
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Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
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if ( xChild.is() )
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{
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VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
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if ( pVCLXAccessibleStatusBarItem )
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{
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OUString sItemName = pVCLXAccessibleStatusBarItem->GetItemName();
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pVCLXAccessibleStatusBarItem->SetItemName( sItemName );
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}
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}
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}
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}
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::UpdateItemText( sal_Int32 i )
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{
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if ( i >= 0 && i < (sal_Int32)m_aAccessibleChildren.size() )
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{
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Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
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if ( xChild.is() )
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{
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VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
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if ( pVCLXAccessibleStatusBarItem )
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{
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OUString sItemText = pVCLXAccessibleStatusBarItem->GetItemText();
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pVCLXAccessibleStatusBarItem->SetItemText( sItemText );
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}
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}
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}
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}
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::InsertChild( sal_Int32 i )
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{
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if ( i >= 0 && i <= (sal_Int32)m_aAccessibleChildren.size() )
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{
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// insert entry in child list
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m_aAccessibleChildren.insert( m_aAccessibleChildren.begin() + i, Reference< XAccessible >() );
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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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}
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::RemoveChild( sal_Int32 i )
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{
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if ( i >= 0 && i < (sal_Int32)m_aAccessibleChildren.size() )
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{
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// get the accessible of the removed page
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Reference< XAccessible > 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 <<= xChild;
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NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue );
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Reference< XComponent > xComponent( xChild, UNO_QUERY );
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if ( xComponent.is() )
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xComponent->dispose();
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}
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}
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}
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
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{
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switch ( rVclWindowEvent.GetId() )
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{
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case VCLEVENT_STATUSBAR_ITEMADDED:
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{
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = (sal_uInt16)(sal_IntPtr) rVclWindowEvent.GetData();
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sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
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InsertChild( nItemPos );
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}
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}
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break;
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case VCLEVENT_STATUSBAR_ITEMREMOVED:
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{
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = (sal_uInt16)(sal_IntPtr) rVclWindowEvent.GetData();
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for ( sal_Int32 i = 0, nCount = getAccessibleChildCount(); i < nCount; ++i )
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{
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Reference< XAccessible > xChild( getAccessibleChild( i ) );
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if ( xChild.is() )
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{
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VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
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if ( pVCLXAccessibleStatusBarItem && pVCLXAccessibleStatusBarItem->GetItemId() == nItemId )
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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 VCLEVENT_STATUSBAR_ALLITEMSREMOVED:
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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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break;
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case VCLEVENT_STATUSBAR_SHOWITEM:
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case VCLEVENT_STATUSBAR_HIDEITEM:
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{
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = (sal_uInt16)(sal_IntPtr) rVclWindowEvent.GetData();
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sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
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UpdateShowing( nItemPos, rVclWindowEvent.GetId() == VCLEVENT_STATUSBAR_SHOWITEM );
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}
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}
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break;
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case VCLEVENT_STATUSBAR_SHOWALLITEMS:
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case VCLEVENT_STATUSBAR_HIDEALLITEMS:
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{
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for ( sal_uInt32 i = 0; i < m_aAccessibleChildren.size(); ++i )
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UpdateShowing( i, rVclWindowEvent.GetId() == VCLEVENT_STATUSBAR_SHOWALLITEMS );
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}
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break;
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case VCLEVENT_STATUSBAR_NAMECHANGED:
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{
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = (sal_uInt16)(sal_IntPtr) rVclWindowEvent.GetData();
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sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
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UpdateItemName( nItemPos );
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}
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}
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break;
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case VCLEVENT_STATUSBAR_DRAWITEM:
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{
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = (sal_uInt16)(sal_IntPtr) rVclWindowEvent.GetData();
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sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
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UpdateItemText( nItemPos );
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}
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}
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break;
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case VCLEVENT_OBJECT_DYING:
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{
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if ( m_pStatusBar )
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{
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m_pStatusBar = NULL;
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// dispose all children
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for ( sal_uInt32 i = 0; i < m_aAccessibleChildren.size(); ++i )
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{
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Reference< XComponent > xComponent( m_aAccessibleChildren[i], UNO_QUERY );
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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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VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
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}
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break;
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default:
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VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
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}
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}
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// -----------------------------------------------------------------------------
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// XComponent
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// -----------------------------------------------------------------------------
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void VCLXAccessibleStatusBar::disposing()
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{
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VCLXAccessibleComponent::disposing();
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if ( m_pStatusBar )
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{
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m_pStatusBar = NULL;
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// dispose all children
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for ( sal_uInt32 i = 0; i < m_aAccessibleChildren.size(); ++i )
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{
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Reference< XComponent > xComponent( m_aAccessibleChildren[i], UNO_QUERY );
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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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}
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// -----------------------------------------------------------------------------
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// XServiceInfo
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// -----------------------------------------------------------------------------
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OUString VCLXAccessibleStatusBar::getImplementationName() throw (RuntimeException)
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{
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return OUString( "com.sun.star.comp.toolkit.AccessibleStatusBar" );
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}
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// -----------------------------------------------------------------------------
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Sequence< OUString > VCLXAccessibleStatusBar::getSupportedServiceNames() throw (RuntimeException)
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{
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Sequence< OUString > aNames(1);
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aNames[0] = OUString( "com.sun.star.awt.AccessibleStatusBar" );
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return aNames;
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}
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// -----------------------------------------------------------------------------
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// XAccessibleContext
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// -----------------------------------------------------------------------------
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sal_Int32 VCLXAccessibleStatusBar::getAccessibleChildCount() throw (RuntimeException)
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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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// -----------------------------------------------------------------------------
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Reference< XAccessible > VCLXAccessibleStatusBar::getAccessibleChild( sal_Int32 i ) throw (IndexOutOfBoundsException, RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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if ( i < 0 || i >= getAccessibleChildCount() )
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throw IndexOutOfBoundsException();
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Reference< XAccessible > xChild = m_aAccessibleChildren[i];
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if ( !xChild.is() )
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{
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = m_pStatusBar->GetItemId( (sal_uInt16)i );
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xChild = new VCLXAccessibleStatusBarItem( m_pStatusBar, nItemId );
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// insert into status bar item 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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// -----------------------------------------------------------------------------
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// XAccessibleComponent
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// -----------------------------------------------------------------------------
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Reference< XAccessible > VCLXAccessibleStatusBar::getAccessibleAtPoint( const awt::Point& rPoint ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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Reference< XAccessible > xChild;
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if ( m_pStatusBar )
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{
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sal_uInt16 nItemId = m_pStatusBar->GetItemId( VCLPoint( rPoint ) );
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sal_Int32 nItemPos = m_pStatusBar->GetItemPos( nItemId );
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if ( nItemPos >= 0 && nItemPos < (sal_Int32)m_aAccessibleChildren.size() )
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xChild = getAccessibleChild( nItemPos );
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}
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return xChild;
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}
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// -----------------------------------------------------------------------------
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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