1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/* NewNet - A networking framework in C++
Copyright (C) 2006-2007 Ingmar K. Steen (iksteen@gmail.com)
Copyright 2008 little blue poney <lbponey@users.sourceforge.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef NEWNET_OBJECT_H
#define NEWNET_OBJECT_H
#include "nnguardobject.h"
#include "nnrefcounter.h"
#ifdef NN_PTR_DEBUG
#ifdef NN_PTR_DEBUG_ASSERT
#include <assert.h>
#else
#include <iostream>
#endif // NN_PTR_DEBUG_ASSERT
#endif // NN_PTR_DEBUG
namespace NewNet
{
//! Base class for objects.
/*! This provides a base class for NewNet objects. It provides a reference
counter and a guard object for detecting deletion of the object. */
class Object
{
public:
//! Constructor.
/*! This constructs a new object. Note that you don't have to call this.
It's an empty method. */
Object()
{
}
//! Copy constructor.
/*! Ensures that the reference count of the copied object is 0 and that
the guard object is empty. */
Object(const Object &)
{
}
//! Destructor.
/*! When an object is destroyed, the guard object will be emitted so the
registered callbacks get called. */
virtual ~Object()
{
m_GuardObject.emit(this);
#ifdef NN_PTR_DEBUG
#ifdef NN_PTR_DEBUG_ASSERT
assert(m_RefCounter.count() == 0);
#else
if(m_RefCounter.count() != 0)
std::cerr << "Warning: Object " << this << " deleted while refcount = " << m_RefCounter.count() << "." << std::endl;
#endif // NN_PTR_DEBUG_ASSERT
#endif // NN_PTR_DEBUG
}
//! Reference to the guard object.
/*! This returns a reference to the object's guard object so you can hook
in your own callbacks if you want to. */
GuardObject & guardObject()
{
return m_GuardObject;
}
//! Reference to the reference counter.
/*! This returns a reference to the object's reference counter so you can
manipulate it if you want to. */
RefCounter & refCounter()
{
return m_RefCounter;
}
private:
GuardObject m_GuardObject;
RefCounter m_RefCounter;
};
}
#endif // NEWNET_OBJECT_H
|
