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source: code/trunk/src/external/tinyxml/ticpprc.h @ 12119

Last change on this file since 12119 was 5781, checked in by rgrieder, 15 years ago

Reverted trunk again. We might want to find a way to delete these revisions again (x3n's changes are still available as diff in the commit mails).

  • Property svn:eol-style set to native
File size: 3.0 KB
Line 
1/*
2http://code.google.com/p/ticpp/
3Copyright (c) 2006 Ryan Pusztai, Ryan Mulder
4
5Permission is hereby granted, free of charge, to any person obtaining a copy of
6this software and associated documentation files (the "Software"), to deal in
7the Software without restriction, including without limitation the rights to
8use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
9the Software, and to permit persons to whom the Software is furnished to do so,
10subject to the following conditions:
11
12The above copyright notice and this permission notice shall be included in all
13copies or substantial portions of the Software.
14
15THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
17FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
18COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
19IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21*/
22
23#ifdef TIXML_USE_TICPP
24
25#ifndef TICPPRC_INCLUDED
26#define TICPPRC_INCLUDED
27
28#include <vector>
29
30// Forward declare ticpp::Node, so it can be made a friend of TiCppRC
31namespace ticpp
32{
33        class Base;
34}
35
36// Forward declare TiCppRCImp so TiCppRC can hold a pointer to it
37class TiCppRCImp;
38
39/**
40Base class for reference counting functionality
41*/
42class TiCppRC
43{
44        // Allow ticpp::Node to directly modify reference count
45        friend class ticpp::Base;
46
47private:
48
49        TiCppRCImp* m_tiRC; /**< Pointer to reference counter */
50
51public:
52
53        /**
54        Constructor
55        Spawns new reference counter with a pointer to this
56        */
57        TiCppRC();
58
59        /**
60        Destructor
61        Nullifies the pointer to this held by the reference counter
62        Decrements reference count
63        */
64        virtual ~TiCppRC();
65       
66        std::vector< ticpp::Base* > m_spawnedWrappers; /**< Remember all wrappers that we've created with 'new' - ( e.g. NodeFactory, FirstChildElement, etc. )*/
67
68        /**
69        Delete all container objects we've spawned with 'new'.
70        */
71        void DeleteSpawnedWrappers();
72};
73
74class TiCppRCImp
75{
76private:
77
78        int m_count;            /**< Holds reference count to me, and to the node I point to */
79
80        TiCppRC* m_tiCppRC;     /**< Holds pointer to an object inheriting TiCppRC */
81
82public:
83
84        /**
85        Initializes m_tiCppRC pointer, and set reference count to 1
86        */
87        TiCppRCImp( TiCppRC* tiCppRC );
88
89        /**
90        Allows the TiCppRC object to set the pointer to itself ( m_tiCppRc ) to NULL when the TiCppRC object is deleted
91        */
92        void Nullify();
93
94        /**
95        Increment Reference Count
96        */
97        void IncRef();
98
99        /**
100        Decrement Reference Count
101        */
102        void DecRef();
103
104        /**
105        Set Reference Count to 1 - dangerous! - Use only if you are sure of the consequences
106        */
107        void InitRef();
108
109        /**
110        Get internal pointer to the TiCppRC object - not reference counted, use at your own risk
111        */
112        TiCppRC* Get();
113
114        /**
115        Returns state of internal pointer - will be null if the object was deleted
116        */
117        bool IsNull();
118};
119
120#endif // TICPP_INCLUDED
121
122#endif // TIXML_USE_TICPP
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