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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 <extended/accessibletabbarbase.hxx>
#ifndef ACCESSIBILITY_EXT_ACCESSIBLETABBARPAGELIST
#include <extended/accessibletabbarpagelist.hxx>
#endif
#include <svtools/tabbar.hxx>
#include <vcl/vclevent.hxx>
namespace accessibility
{
AccessibleTabBarBase::AccessibleTabBarBase( TabBar* pTabBar ) :
m_pTabBar( nullptr )
{
SetTabBarPointer( pTabBar );
}
AccessibleTabBarBase::~AccessibleTabBarBase()
{
ClearTabBarPointer();
}
IMPL_LINK( AccessibleTabBarBase, WindowEventListener, VclWindowEvent&, rEvent, void )
{
vcl::Window* pEventWindow = rEvent.GetWindow();
OSL_ENSURE( pEventWindow, "AccessibleTabBarBase::WindowEventListener: no window!" );
if( ( rEvent.GetId() == VclEventId::TabbarPageRemoved ) &&
( static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rEvent.GetData())) == TabBar::PAGE_NOT_FOUND ) &&
(dynamic_cast<AccessibleTabBarPageList *>(this) == nullptr))
{
return;
}
if ( !pEventWindow->IsAccessibilityEventsSuppressed() || (rEvent.GetId() == VclEventId::ObjectDying) )
ProcessWindowEvent( rEvent );
}
void AccessibleTabBarBase::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
{
if( rVclWindowEvent.GetId() == VclEventId::ObjectDying )
ClearTabBarPointer();
}
// XComponent
void AccessibleTabBarBase::disposing()
{
OAccessibleExtendedComponentHelper::disposing();
ClearTabBarPointer();
}
// private
void AccessibleTabBarBase::SetTabBarPointer( TabBar* pTabBar )
{
OSL_ENSURE( !m_pTabBar, "AccessibleTabBarBase::SetTabBarPointer - multiple call" );
m_pTabBar = pTabBar;
if( m_pTabBar )
m_pTabBar->AddEventListener( LINK( this, AccessibleTabBarBase, WindowEventListener ) );
}
void AccessibleTabBarBase::ClearTabBarPointer()
{
if( m_pTabBar )
{
m_pTabBar->RemoveEventListener( LINK( this, AccessibleTabBarBase, WindowEventListener ) );
m_pTabBar = nullptr;
}
}
} // namespace accessibility
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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