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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 "AccessibleChartElement.hxx"
#include <CharacterProperties.hxx>
#include <ObjectIdentifier.hxx>
#include <ObjectNameProvider.hxx>
#include <servicenames.hxx>
#include <com/sun/star/awt/XDevice.hpp>
#include <com/sun/star/chart2/XTitle.hpp>
#include <com/sun/star/chart2/XChartDocument.hpp>
#include <com/sun/star/beans/XMultiPropertySet.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/view/XSelectionSupplier.hpp>
#include <tools/diagnose_ex.h>
using namespace ::com::sun::star;
using namespace ::com::sun::star::accessibility;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
namespace chart
{
AccessibleChartElement::AccessibleChartElement(
const AccessibleElementInfo & rAccInfo,
bool bMayHaveChildren ) :
impl::AccessibleChartElement_Base( rAccInfo, bMayHaveChildren, false/*bAlwaysTransparent*/ ),
m_bHasText( false )
{
AddState( AccessibleStateType::TRANSIENT );
}
AccessibleChartElement::~AccessibleChartElement()
{
OSL_ASSERT( CheckDisposeState( false /* don't throw exceptions */ ) );
}
// ________ protected ________
bool AccessibleChartElement::ImplUpdateChildren()
{
bool bResult = false;
Reference< chart2::XTitle > xTitle(
ObjectIdentifier::getObjectPropertySet(
GetInfo().m_aOID.getObjectCID(), Reference< chart2::XChartDocument >( GetInfo().m_xChartDocument )),
uno::UNO_QUERY );
m_bHasText = xTitle.is();
if( m_bHasText )
{
InitTextEdit();
bResult = true;
}
else
bResult = AccessibleBase::ImplUpdateChildren();
return bResult;
}
void AccessibleChartElement::InitTextEdit()
{
if( ! m_xTextHelper.is())
{
// get hard reference
Reference< view::XSelectionSupplier > xSelSupp( GetInfo().m_xSelectionSupplier );
// get factory from selection supplier (controller)
Reference< lang::XMultiServiceFactory > xFact( xSelSupp, uno::UNO_QUERY );
if( xFact.is())
{
m_xTextHelper.set(
xFact->createInstance( CHART_ACCESSIBLE_TEXT_SERVICE_NAME ), uno::UNO_QUERY );
}
}
if( !m_xTextHelper.is())
return;
try
{
Reference< lang::XInitialization > xInit( m_xTextHelper, uno::UNO_QUERY_THROW );
Sequence< uno::Any > aArgs( 3 );
aArgs[0] <<= GetInfo().m_aOID.getObjectCID();
aArgs[1] <<= Reference< XAccessible >( this );
aArgs[2] <<= Reference< awt::XWindow >( GetInfo().m_xWindow );
xInit->initialize( aArgs );
}
catch( const uno::Exception & )
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
// Interfaces
// ________ AccessibleBase::XAccessibleContext ________
Reference< XAccessible > AccessibleChartElement::ImplGetAccessibleChildById( sal_Int32 i ) const
{
Reference< XAccessible > xResult;
if( m_bHasText )
xResult.set( m_xTextHelper->getAccessibleChild( i ));
else
xResult.set( AccessibleBase::ImplGetAccessibleChildById( i ));
return xResult;
}
sal_Int32 AccessibleChartElement::ImplGetAccessibleChildCount() const
{
if( m_bHasText )
{
if( m_xTextHelper.is())
return m_xTextHelper->getAccessibleChildCount();
return 0;
}
return AccessibleBase::ImplGetAccessibleChildCount();
}
// ________ XServiceInfo ________
OUString SAL_CALL AccessibleChartElement::getImplementationName()
{
return "AccessibleChartElement";
}
// ________ AccessibleChartElement::XAccessibleContext (override) ________
OUString SAL_CALL AccessibleChartElement::getAccessibleName()
{
return ObjectNameProvider::getNameForCID(
GetInfo().m_aOID.getObjectCID(), GetInfo().m_xChartDocument );
}
// ________ AccessibleChartElement::XAccessibleContext (override) ________
OUString SAL_CALL AccessibleChartElement::getAccessibleDescription()
{
return getToolTipText();
}
// ________ AccessibleChartElement::XAccessibleExtendedComponent ________
Reference< awt::XFont > SAL_CALL AccessibleChartElement::getFont()
{
CheckDisposeState();
Reference< awt::XFont > xFont;
Reference< awt::XDevice > xDevice( Reference< awt::XWindow >( GetInfo().m_xWindow ), uno::UNO_QUERY );
if( xDevice.is())
{
Reference< beans::XMultiPropertySet > xObjProp(
ObjectIdentifier::getObjectPropertySet(
GetInfo().m_aOID.getObjectCID(), Reference< chart2::XChartDocument >( GetInfo().m_xChartDocument )), uno::UNO_QUERY );
awt::FontDescriptor aDescr(
CharacterProperties::createFontDescriptorFromPropertySet( xObjProp ));
xFont = xDevice->getFont( aDescr );
}
return xFont;
}
OUString SAL_CALL AccessibleChartElement::getTitledBorderText()
{
return OUString();
}
OUString SAL_CALL AccessibleChartElement::getToolTipText()
{
CheckDisposeState();
return ObjectNameProvider::getHelpText(
GetInfo().m_aOID.getObjectCID(), Reference< chart2::XChartDocument >( GetInfo().m_xChartDocument ));
}
// ________ XAccessibleComponent ________
sal_Bool SAL_CALL AccessibleChartElement::containsPoint( const awt::Point& aPoint )
{
return AccessibleBase::containsPoint( aPoint );
}
Reference< XAccessible > SAL_CALL AccessibleChartElement::getAccessibleAtPoint( const awt::Point& aPoint )
{
return AccessibleBase::getAccessibleAtPoint( aPoint );
}
awt::Rectangle SAL_CALL AccessibleChartElement::getBounds()
{
return AccessibleBase::getBounds();
}
awt::Point SAL_CALL AccessibleChartElement::getLocation()
{
return AccessibleBase::getLocation();
}
awt::Point SAL_CALL AccessibleChartElement::getLocationOnScreen()
{
return AccessibleBase::getLocationOnScreen();
}
awt::Size SAL_CALL AccessibleChartElement::getSize()
{
return AccessibleBase::getSize();
}
void SAL_CALL AccessibleChartElement::grabFocus()
{
return AccessibleBase::grabFocus();
}
sal_Int32 SAL_CALL AccessibleChartElement::getForeground()
{
return AccessibleBase::getForeground();
}
sal_Int32 SAL_CALL AccessibleChartElement::getBackground()
{
return AccessibleBase::getBackground();
}
} // namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
