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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _SVX_TEXT_CHANGED_QUEUE_HXX
#define _SVX_TEXT_CHANGED_QUEUE_HXX
#include <memory>
#include <list>
#include <algorithm>
#include <tools/solar.h>
#include <tools/rtti.hxx>
class SfxHint;
class SdrHint;
class SfxSimpleHint;
class TextHint;
class SvxViewHint;
class SvxEditSourceHint;
namespace accessibility
{
/** This class handles the notification events for the
AccessibleTextHelper class.
For various reasons, we cannot process EditEngine events as
they arrive, but have to queue and handle them in a batch.
*/
class AccessibleTextEventQueue
{
public:
typedef ::std::list< SfxHint* > EventQueue;
AccessibleTextEventQueue();
~AccessibleTextEventQueue();
/// Append event to end of queue
void Append( const SfxHint& rHint );
/// Append event to end of queue
void Append( const SdrHint& rHint );
/// Append event to end of queue
void Append( const SfxSimpleHint& rHint );
/// Append event to end of queue
void Append( const TextHint& rHint );
/// Append event to end of queue
void Append( const SvxViewHint& rHint );
/// Append event to end of queue
void Append( const SvxEditSourceHint& rHint );
/** Pop first queue element
return first queue element, ownership transfers to caller
*/
::std::auto_ptr< SfxHint > PopFront();
/** Apply functor to every queue member
@param rFunctor
Functor to apply. Functor receives queue element as
parameter: void func( const SfxHint* );
*/
template < typename Functor > void ForEach( Functor& rFunctor ) const
{
// #109864# Make sure results are put back into rFunctor
rFunctor = ::std::for_each( maEventQueue.begin(), maEventQueue.end(), rFunctor );
}
/// Query whether queue is empty
bool IsEmpty() const;
/// Clear event queue
void Clear();
private:
EventQueue maEventQueue;
};
} // end of namespace accessibility
#endif /* _SVX_TEXT_CHANGED_QUEUE_HXX */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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