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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 INCLUDED_SLIDESHOW_DISPOSABLE_HXX
21 : : #define INCLUDED_SLIDESHOW_DISPOSABLE_HXX
22 : :
23 : : #include <sal/types.h>
24 : : #include <boost/shared_ptr.hpp>
25 : :
26 : :
27 : : /* Definition of Disposable interface */
28 : :
29 : : namespace slideshow
30 : : {
31 : : namespace internal
32 : : {
33 : : /** Disposable interface
34 : :
35 : : With ref-counted objects, deleting object networks
36 : : containing cycles requires a dispose() call, to enforce
37 : : every object to call dispose on and release local
38 : : references.
39 : : */
40 : 0 : class Disposable
41 : : {
42 : : public:
43 : 0 : virtual ~Disposable() {}
44 : :
45 : : /** Dispose all object references.
46 : :
47 : : An implementor of this method must first call
48 : : dispose() on any of its external references, and
49 : : release them after that.
50 : : */
51 : : virtual void dispose() = 0;
52 : : };
53 : :
54 : : }
55 : : }
56 : :
57 : : #endif /* INCLUDED_SLIDESHOW_DISPOSABLE_HXX */
58 : :
59 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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