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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