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