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Diffstat (limited to 'svx/source/inc/delayedevent.hxx')
-rw-r--r-- | svx/source/inc/delayedevent.hxx | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/svx/source/inc/delayedevent.hxx b/svx/source/inc/delayedevent.hxx new file mode 100644 index 000000000000..d2a928bffb63 --- /dev/null +++ b/svx/source/inc/delayedevent.hxx @@ -0,0 +1,87 @@ +/************************************************************************* + * 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_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 |