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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : : /*
3 : : * This file is part of the LibreOffice project.
4 : : *
5 : : * This Source Code Form is subject to the terms of the Mozilla Public
6 : : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : : *
9 : : * This file incorporates work covered by the following license notice:
10 : : *
11 : : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : : * contributor license agreements. See the NOTICE file distributed
13 : : * with this work for additional information regarding copyright
14 : : * ownership. The ASF licenses this file to you under the Apache
15 : : * License, Version 2.0 (the "License"); you may not use this file
16 : : * except in compliance with the License. You may obtain a copy of
17 : : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : : */
19 : :
20 : : #ifndef SVX_DELAYEDLINK_HXX
21 : : #define SVX_DELAYEDLINK_HXX
22 : :
23 : : #include <tools/link.hxx>
24 : :
25 : : //........................................................................
26 : : namespace svxform
27 : : {
28 : : //........................................................................
29 : :
30 : : //====================================================================
31 : : //= DelayedEvent
32 : : //====================================================================
33 : : /** small class which encapsulates posting a Link instance as ApplicationUserEvent
34 : :
35 : : No thread safety at all here, just a little saving of code to type multiple times
36 : : */
37 : : class DelayedEvent
38 : : {
39 : : public:
40 : 80 : DelayedEvent( const Link& _rHandler )
41 : : :m_aHandler( _rHandler )
42 : 80 : ,m_nEventId( 0 )
43 : : {
44 : 80 : }
45 : :
46 : 68 : ~DelayedEvent()
47 : : {
48 : 68 : CancelPendingCall();
49 : 68 : }
50 : :
51 : : /** calls the handler asynchronously
52 : :
53 : : If there's already a call pending, this previous call is cancelled.
54 : : */
55 : : void Call( void* _pArg = NULL );
56 : :
57 : : /** cancels a call which is currently pending
58 : :
59 : : If no call is currently pending, then this is ignored.
60 : : */
61 : : void CancelPendingCall();
62 : :
63 : : private:
64 : : Link m_aHandler;
65 : : sal_uLong m_nEventId;
66 : :
67 : : private:
68 : : DECL_LINK( OnCall, void* );
69 : :
70 : : private:
71 : : DelayedEvent(); // never implemented
72 : : DelayedEvent( const DelayedEvent& ); // never implemented
73 : : DelayedEvent& operator=( const DelayedEvent& ); // never implemented
74 : : };
75 : :
76 : : //........................................................................
77 : : } // namespace svxform
78 : : //........................................................................
79 : :
80 : : #endif // SVX_DELAYEDLINK_HXX
81 : :
82 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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