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