118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: AccessibleTextEventQueue.hxx,v $
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*
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* $Revision: 1.5 $
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*
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* last change: $Author: rt $ $Date: 2005-09-08 20:19:34 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _SVX_TEXT_CHANGED_QUEUE_HXX
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#define _SVX_TEXT_CHANGED_QUEUE_HXX
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#include <memory>
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#include <list>
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#include <algorithm>
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#ifndef _SOLAR_H
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#include <tools/solar.h>
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#endif
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#ifndef _RTTI_HXX
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#include <tools/rtti.hxx>
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#endif
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class SfxHint;
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class SdrHint;
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class SfxSimpleHint;
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class TextHint;
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class SvxViewHint;
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class SvxEditSourceHint;
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namespace accessibility
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{
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/** This class handles the notification events for the
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AccessibleTextHelper class.
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For various reasons, we cannot process EditEngine events as
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they arrive, but have to queue and handle them in a batch.
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*/
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class AccessibleTextEventQueue
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{
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public:
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typedef ::std::list< SfxHint* > EventQueue;
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AccessibleTextEventQueue();
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~AccessibleTextEventQueue();
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/// Append event to end of queue
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void Append( const SfxHint& rHint );
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/// Append event to end of queue
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void Append( const SdrHint& rHint );
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/// Append event to end of queue
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void Append( const SfxSimpleHint& rHint );
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/// Append event to end of queue
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void Append( const TextHint& rHint );
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/// Append event to end of queue
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void Append( const SvxViewHint& rHint );
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/// Append event to end of queue
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void Append( const SvxEditSourceHint& rHint );
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/** Pop first queue element
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return first queue element, ownership transfers to caller
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*/
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::std::auto_ptr< SfxHint > PopFront();
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/** Apply functor to every queue member
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@param rFunctor
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Functor to apply. Functor receives queue element as
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parameter: void func( const SfxHint* );
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*/
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template < typename Functor > void ForEach( Functor& rFunctor ) const
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{
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// #109864# Make sure results are put back into rFunctor
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rFunctor = ::std::for_each( maEventQueue.begin(), maEventQueue.end(), rFunctor );
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}
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/// Query whether queue is empty
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bool IsEmpty() const;
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/// Clear event queue
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void Clear();
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private:
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EventQueue maEventQueue;
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};
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} // end of namespace accessibility
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#endif /* _SVX_TEXT_CHANGED_QUEUE_HXX */
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