1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3*cdf0e10cSrcweir * 4*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 5*cdf0e10cSrcweir * 6*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 7*cdf0e10cSrcweir * 8*cdf0e10cSrcweir * This file is part of OpenOffice.org. 9*cdf0e10cSrcweir * 10*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 11*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 12*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 13*cdf0e10cSrcweir * 14*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 15*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 16*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 18*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 19*cdf0e10cSrcweir * 20*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 21*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 22*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 23*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 24*cdf0e10cSrcweir * 25*cdf0e10cSrcweir ************************************************************************/ 26*cdf0e10cSrcweir 27*cdf0e10cSrcweir #ifndef SVX_DELAYEDLINK_HXX 28*cdf0e10cSrcweir #define SVX_DELAYEDLINK_HXX 29*cdf0e10cSrcweir 30*cdf0e10cSrcweir #include <tools/link.hxx> 31*cdf0e10cSrcweir 32*cdf0e10cSrcweir //........................................................................ 33*cdf0e10cSrcweir namespace svxform 34*cdf0e10cSrcweir { 35*cdf0e10cSrcweir //........................................................................ 36*cdf0e10cSrcweir 37*cdf0e10cSrcweir //==================================================================== 38*cdf0e10cSrcweir //= DelayedEvent 39*cdf0e10cSrcweir //==================================================================== 40*cdf0e10cSrcweir /** small class which encapsulates posting a Link instance as ApplicationUserEvent 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir No thread safety at all here, just a little saving of code to type multiple times 43*cdf0e10cSrcweir */ 44*cdf0e10cSrcweir class DelayedEvent 45*cdf0e10cSrcweir { 46*cdf0e10cSrcweir public: 47*cdf0e10cSrcweir DelayedEvent( const Link& _rHandler ) 48*cdf0e10cSrcweir :m_aHandler( _rHandler ) 49*cdf0e10cSrcweir ,m_nEventId( 0 ) 50*cdf0e10cSrcweir { 51*cdf0e10cSrcweir } 52*cdf0e10cSrcweir 53*cdf0e10cSrcweir ~DelayedEvent() 54*cdf0e10cSrcweir { 55*cdf0e10cSrcweir CancelPendingCall(); 56*cdf0e10cSrcweir } 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir /** calls the handler asynchronously 59*cdf0e10cSrcweir 60*cdf0e10cSrcweir If there's already a call pending, this previous call is cancelled. 61*cdf0e10cSrcweir */ 62*cdf0e10cSrcweir void Call( void* _pArg = NULL ); 63*cdf0e10cSrcweir 64*cdf0e10cSrcweir /** cancels a call which is currently pending 65*cdf0e10cSrcweir 66*cdf0e10cSrcweir If no call is currently pending, then this is ignored. 67*cdf0e10cSrcweir */ 68*cdf0e10cSrcweir void CancelPendingCall(); 69*cdf0e10cSrcweir 70*cdf0e10cSrcweir private: 71*cdf0e10cSrcweir Link m_aHandler; 72*cdf0e10cSrcweir sal_uLong m_nEventId; 73*cdf0e10cSrcweir 74*cdf0e10cSrcweir private: 75*cdf0e10cSrcweir DECL_LINK( OnCall, void* ); 76*cdf0e10cSrcweir 77*cdf0e10cSrcweir private: 78*cdf0e10cSrcweir DelayedEvent(); // never implemented 79*cdf0e10cSrcweir DelayedEvent( const DelayedEvent& ); // never implemented 80*cdf0e10cSrcweir DelayedEvent& operator=( const DelayedEvent& ); // never implemented 81*cdf0e10cSrcweir }; 82*cdf0e10cSrcweir 83*cdf0e10cSrcweir //........................................................................ 84*cdf0e10cSrcweir } // namespace svxform 85*cdf0e10cSrcweir //........................................................................ 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir #endif // SVX_DELAYEDLINK_HXX 88