/* -*- 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/extended/AccessibleToolPanelDeckTabBarItem.hxx"
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/accessibility/AccessibleEventId.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <svtools/toolpanel/toolpaneldeck.hxx>
#include <svtools/toolpanel/paneltabbar.hxx>
#include <unotools/accessiblestatesethelper.hxx>
#include <unotools/accessiblerelationsethelper.hxx>
#include <toolkit/helper/externallock.hxx>
#include <tools/diagnose_ex.h>
#include <vcl/svapp.hxx>
#include <osl/mutex.hxx>
namespace accessibility
{
typedef ::com::sun::star::awt::Rectangle UnoRectangle;
typedef ::com::sun::star::awt::Point UnoPoint;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::UNO_SET_THROW;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::makeAny;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Type;
using ::com::sun::star::accessibility::XAccessible;
using ::com::sun::star::lang::DisposedException;
using ::com::sun::star::lang::IndexOutOfBoundsException;
using ::com::sun::star::accessibility::XAccessibleRelationSet;
using ::com::sun::star::accessibility::XAccessibleStateSet;
using ::com::sun::star::accessibility::XAccessibleComponent;
using ::com::sun::star::accessibility::XAccessibleExtendedComponent;
using ::com::sun::star::awt::XFont;
namespace AccessibleRole = ::com::sun::star::accessibility::AccessibleRole;
namespace AccessibleStateType = ::com::sun::star::accessibility::AccessibleStateType;
namespace AccessibleEventId = ::com::sun::star::accessibility::AccessibleEventId;
// AccessibleToolPanelDeckTabBarItem_Impl
class AccessibleToolPanelDeckTabBarItem_Impl : public ::svt::IToolPanelDeckListener
{
public:
AccessibleToolPanelDeckTabBarItem_Impl(
AccessibleToolPanelDeckTabBarItem& i_rAntiImpl,
const Reference< XAccessible >& i_rAccessibleParent,
::svt::IToolPanelDeck& i_rPanelDeck,
::svt::PanelTabBar& i_rTabBar,
const size_t i_nItemPos
);
virtual ~AccessibleToolPanelDeckTabBarItem_Impl();
::svt::PanelTabBar* getTabBar() const { return m_pTabBar; }
// IToolPanelDeckListener
virtual void PanelInserted( const ::svt::PToolPanel& i_pPanel, const size_t i_nPosition ) SAL_OVERRIDE;
virtual void PanelRemoved( const size_t i_nPosition ) SAL_OVERRIDE;
virtual void ActivePanelChanged( const ::boost::optional< size_t >& i_rOldActive, const ::boost::optional< size_t >& i_rNewActive ) SAL_OVERRIDE;
virtual void LayouterChanged( const ::svt::PDeckLayouter& i_rNewLayouter ) SAL_OVERRIDE;
virtual void Dying() SAL_OVERRIDE;
public:
bool isDisposed() const { return m_pPanelDeck == NULL; }
void checkDisposed() const;
void dispose();
const Reference< XAccessible >&
getAccessibleParent() const { return m_xAccessibleParent; }
size_t getItemPos() const { return m_nItemPos; }
Reference< XAccessibleComponent > getParentAccessibleComponent() const;
::svt::IToolPanelDeck* getPanelDeck() const { return m_pPanelDeck; }
OUString getPanelDisplayName();
private:
void impl_notifyBoundRectChanges();
void impl_notifyStateChange( const sal_Int16 i_nLostState, const sal_Int16 i_nGainedState );
private:
AccessibleToolPanelDeckTabBarItem& m_rAntiImpl;
Reference< XAccessible > m_xAccessibleParent;
::svt::IToolPanelDeck* m_pPanelDeck;
::svt::PanelTabBar* m_pTabBar;
size_t m_nItemPos;
};
// AccessibleToolPanelDeckTabBarItem_Impl
AccessibleToolPanelDeckTabBarItem_Impl::AccessibleToolPanelDeckTabBarItem_Impl( AccessibleToolPanelDeckTabBarItem& i_rAntiImpl,
const Reference< XAccessible >& i_rAccessibleParent, ::svt::IToolPanelDeck& i_rPanelDeck, ::svt::PanelTabBar& i_rTabBar,
const size_t i_nItemPos )
:m_rAntiImpl( i_rAntiImpl )
,m_xAccessibleParent( i_rAccessibleParent )
,m_pPanelDeck( &i_rPanelDeck )
,m_pTabBar( &i_rTabBar )
,m_nItemPos( i_nItemPos )
{
m_pPanelDeck->AddListener( *this );
}
AccessibleToolPanelDeckTabBarItem_Impl::~AccessibleToolPanelDeckTabBarItem_Impl()
{
}
void AccessibleToolPanelDeckTabBarItem_Impl::checkDisposed() const
{
if ( isDisposed() )
throw DisposedException( OUString(), *&m_rAntiImpl );
}
void AccessibleToolPanelDeckTabBarItem_Impl::dispose()
{
ENSURE_OR_RETURN_VOID( !isDisposed(), "AccessibleToolPanelDeckTabBarItem_Impl::dispose: disposed twice!" );
m_xAccessibleParent.clear();
m_pPanelDeck->RemoveListener( *this );
m_pPanelDeck = NULL;
m_pTabBar = NULL;
}
Reference< XAccessibleComponent > AccessibleToolPanelDeckTabBarItem_Impl::getParentAccessibleComponent() const
{
Reference< XAccessible > xAccessibleParent( m_rAntiImpl.getAccessibleParent(), UNO_QUERY_THROW );
return Reference< XAccessibleComponent >( xAccessibleParent->getAccessibleContext(), UNO_QUERY );
}
OUString AccessibleToolPanelDeckTabBarItem_Impl::getPanelDisplayName()
{
const ::svt::PToolPanel pPanel( m_pPanelDeck->GetPanel( getItemPos() ) );
if ( pPanel.get() == NULL )
throw DisposedException();
return pPanel->GetDisplayName();
}
void AccessibleToolPanelDeckTabBarItem_Impl::impl_notifyBoundRectChanges()
{
m_rAntiImpl.NotifyAccessibleEvent( AccessibleEventId::BOUNDRECT_CHANGED, Any(), Any() );
}
void AccessibleToolPanelDeckTabBarItem_Impl::impl_notifyStateChange( const sal_Int16 i_nLostState, const sal_Int16 i_nGainedState )
{
m_rAntiImpl.NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED,
i_nLostState > -1 ? makeAny( i_nLostState ) : Any(),
i_nGainedState > -1 ? makeAny( i_nGainedState ) : Any()
);
}
void AccessibleToolPanelDeckTabBarItem_Impl::PanelInserted( const ::svt::PToolPanel& i_pPanel, const size_t i_nPosition )
{
(void)i_pPanel;
if ( i_nPosition <= m_nItemPos )
++m_nItemPos;
impl_notifyBoundRectChanges();
}
void AccessibleToolPanelDeckTabBarItem_Impl::PanelRemoved( const size_t i_nPosition )
{
if ( i_nPosition == m_nItemPos )
{
m_rAntiImpl.dispose();
}
else if ( i_nPosition < m_nItemPos )
{
--m_nItemPos;
impl_notifyBoundRectChanges();
}
}
void AccessibleToolPanelDeckTabBarItem_Impl::ActivePanelChanged( const ::boost::optional< size_t >& i_rOldActive, const ::boost::optional< size_t >& i_rNewActive )
{
if ( m_nItemPos == i_rOldActive )
{
impl_notifyStateChange( AccessibleStateType::ACTIVE, -1 );
impl_notifyStateChange( AccessibleStateType::SELECTED, -1 );
}
else if ( m_nItemPos == i_rNewActive )
{
impl_notifyStateChange( -1, AccessibleStateType::ACTIVE );
impl_notifyStateChange( -1, AccessibleStateType::SELECTED );
}
}
void AccessibleToolPanelDeckTabBarItem_Impl::LayouterChanged( const ::svt::PDeckLayouter& i_rNewLayouter )
{
(void)i_rNewLayouter;
// if the tool panel deck has a new layouter, then the old layouter, and thus all items it was
// responsible for, died. So do we.
dispose();
}
void AccessibleToolPanelDeckTabBarItem_Impl::Dying()
{
// if the tool panel deck is dying, then its layouter dies, so should we.
dispose();
}
class ItemMethodGuard
{
public:
ItemMethodGuard( AccessibleToolPanelDeckTabBarItem_Impl& i_rImpl )
:m_aGuard()
{
i_rImpl.checkDisposed();
}
~ItemMethodGuard()
{
}
private:
SolarMutexGuard m_aGuard;
};
AccessibleToolPanelDeckTabBarItem::AccessibleToolPanelDeckTabBarItem( const Reference< XAccessible >& i_rAccessibleParent,
::svt::IToolPanelDeck& i_rPanelDeck, ::svt::PanelTabBar& i_rTabBar, const size_t i_nItemPos )
: ::comphelper::OAccessibleExtendedComponentHelper(
new VCLExternalSolarLock)
, m_pImpl(new AccessibleToolPanelDeckTabBarItem_Impl(*this,
i_rAccessibleParent, i_rPanelDeck, i_rTabBar, i_nItemPos))
{
}
AccessibleToolPanelDeckTabBarItem::~AccessibleToolPanelDeckTabBarItem()
{
}
sal_Int32 SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleChildCount( ) throw (RuntimeException, std::exception)
{
return 0;
}
Reference< XAccessible > SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleChild( sal_Int32 i ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
{
(void)i;
throw IndexOutOfBoundsException( OUString(), *this );
}
Reference< XAccessible > SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleParent( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
return m_pImpl->getAccessibleParent();
}
sal_Int16 SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleRole( ) throw (RuntimeException, std::exception)
{
return AccessibleRole::PAGE_TAB;
}
OUString SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleDescription( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
return m_pImpl->getPanelDisplayName();
}
OUString SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleName( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
return m_pImpl->getPanelDisplayName();
}
Reference< XAccessibleRelationSet > SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleRelationSet( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
::utl::AccessibleRelationSetHelper* pRelationSet = new utl::AccessibleRelationSetHelper;
return pRelationSet;
}
Reference< XAccessibleStateSet > SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleStateSet( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
::utl::AccessibleStateSetHelper* pStateSet( new ::utl::AccessibleStateSetHelper );
pStateSet->AddState( AccessibleStateType::FOCUSABLE );
pStateSet->AddState( AccessibleStateType::SELECTABLE );
pStateSet->AddState( AccessibleStateType::ICONIFIED );
if ( m_pImpl->getItemPos() == m_pImpl->getPanelDeck()->GetActivePanel() )
{
pStateSet->AddState( AccessibleStateType::ACTIVE );
pStateSet->AddState( AccessibleStateType::SELECTED );
}
if ( m_pImpl->getItemPos() == m_pImpl->getTabBar()->GetFocusedPanelItem() )
pStateSet->AddState( AccessibleStateType::FOCUSED );
if ( m_pImpl->getTabBar()->IsEnabled() )
pStateSet->AddState( AccessibleStateType::ENABLED );
if ( m_pImpl->getTabBar()->IsVisible() )
{
pStateSet->AddState( AccessibleStateType::SHOWING );
pStateSet->AddState( AccessibleStateType::VISIBLE );
}
return pStateSet;
}
Reference< XAccessible > SAL_CALL AccessibleToolPanelDeckTabBarItem::getAccessibleAtPoint( const UnoPoint& i_rLocation ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
// we do not have children ...
(void)i_rLocation;
return NULL;
}
void SAL_CALL AccessibleToolPanelDeckTabBarItem::grabFocus( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
m_pImpl->getTabBar()->FocusPanelItem( m_pImpl->getItemPos() );
}
::sal_Int32 SAL_CALL AccessibleToolPanelDeckTabBarItem::getForeground( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
Reference< XAccessibleComponent > xParentComponent( m_pImpl->getParentAccessibleComponent(), UNO_SET_THROW );
return xParentComponent->getForeground();
}
::sal_Int32 SAL_CALL AccessibleToolPanelDeckTabBarItem::getBackground( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
Reference< XAccessibleComponent > xParentComponent( m_pImpl->getParentAccessibleComponent(), UNO_SET_THROW );
return xParentComponent->getBackground();
}
Reference< XFont > SAL_CALL AccessibleToolPanelDeckTabBarItem::getFont( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
Reference< XAccessibleExtendedComponent > xParentComponent( m_pImpl->getParentAccessibleComponent(), UNO_QUERY_THROW );
// TODO: strictly, this is not correct: The TabBar implementation of the TabLayouter might use
// a different font ...
return xParentComponent->getFont();
}
OUString SAL_CALL AccessibleToolPanelDeckTabBarItem::getTitledBorderText( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
// no support
return OUString();
}
OUString SAL_CALL AccessibleToolPanelDeckTabBarItem::getToolTipText( ) throw (RuntimeException, std::exception)
{
ItemMethodGuard aGuard( *m_pImpl );
return m_pImpl->getPanelDisplayName();
}
UnoRectangle AccessibleToolPanelDeckTabBarItem::implGetBounds() throw (RuntimeException)
{
ItemMethodGuard aGuard( *m_pImpl );
const ::Rectangle aItemScreenRect( m_pImpl->getTabBar()->GetItemScreenRect( m_pImpl->getItemPos() ) );
Reference< XAccessibleComponent > xParentComponent( m_pImpl->getParentAccessibleComponent(), UNO_SET_THROW );
const UnoPoint aParentLocation( xParentComponent->getLocationOnScreen() );
return UnoRectangle(
aItemScreenRect.Left() - aParentLocation.X,
aItemScreenRect.Top() - aParentLocation.Y,
aItemScreenRect.GetWidth(),
aItemScreenRect.GetHeight()
);
}
void SAL_CALL AccessibleToolPanelDeckTabBarItem::disposing()
{
ItemMethodGuard aGuard( *m_pImpl );
m_pImpl->dispose();
}
} // namespace accessibility
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */