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/*************************************************************************
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: delayedevent.hxx,v $
*
* $Revision: 1.1.2.1 $
*
* 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_DELAYEDLINK_HXX
#define SVX_DELAYEDLINK_HXX
#include <tools/link.hxx>
//........................................................................
namespace svxform
{
//........................................................................
//====================================================================
//= DelayedEvent
//====================================================================
/** small class which encapsulates posting a Link instance as ApplicationUserEvent
No thread safety at all here, just a little saving of code to type multiple times
*/
class DelayedEvent
{
public:
DelayedEvent( const Link& _rHandler )
:m_aHandler( _rHandler )
,m_nEventId( 0 )
{
}
~DelayedEvent()
{
CancelPendingCall();
}
/** calls the handler asynchronously
If there's already a call pending, this previous call is cancelled.
*/
void Call( void* _pArg = NULL );
/** cancels a call which is currently pending
If no call is currently pending, then this is ignored.
*/
void CancelPendingCall();
private:
Link m_aHandler;
ULONG m_nEventId;
private:
DECL_LINK( OnCall, void* );
private:
DelayedEvent(); // never implemented
DelayedEvent( const DelayedEvent& ); // never implemented
DelayedEvent& operator=( const DelayedEvent& ); // never implemented
};
//........................................................................
} // namespace svxform
//........................................................................
#endif // SVX_DELAYEDLINK_HXX
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