91 lines
3.0 KiB
C++
91 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef SVX_DELAYEDLINK_HXX
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#define SVX_DELAYEDLINK_HXX
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#include <tools/link.hxx>
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//........................................................................
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namespace svxform
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{
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//........................................................................
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//====================================================================
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//= DelayedEvent
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//====================================================================
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/** small class which encapsulates posting a Link instance as ApplicationUserEvent
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No thread safety at all here, just a little saving of code to type multiple times
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*/
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class DelayedEvent
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{
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public:
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DelayedEvent( const Link& _rHandler )
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:m_aHandler( _rHandler )
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,m_nEventId( 0 )
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{
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}
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~DelayedEvent()
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{
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CancelPendingCall();
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}
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/** calls the handler asynchronously
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If there's already a call pending, this previous call is cancelled.
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*/
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void Call( void* _pArg = NULL );
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/** cancels a call which is currently pending
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If no call is currently pending, then this is ignored.
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*/
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void CancelPendingCall();
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private:
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Link m_aHandler;
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sal_uLong m_nEventId;
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private:
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DECL_LINK( OnCall, void* );
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private:
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DelayedEvent(); // never implemented
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DelayedEvent( const DelayedEvent& ); // never implemented
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DelayedEvent& operator=( const DelayedEvent& ); // never implemented
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};
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//........................................................................
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} // namespace svxform
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//........................................................................
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#endif // SVX_DELAYEDLINK_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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