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
|
/* tnt/objectptr.h
* Copyright (C) 2005 Tommi Maekitalo
*
* 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
* is provided AS IS, WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, and
* NON-INFRINGEMENT. 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef TNT_OBJECTPTR_H
#define TNT_OBJECTPTR_H
#include <tnt/object.h>
namespace tnt
{
class Objectptr
{
Object* ptr;
public:
Objectptr(Object* p)
: ptr(p)
{
if (ptr)
ptr->addRef();
}
~Objectptr()
{
if (ptr)
ptr->release();
}
Objectptr& operator= (const Objectptr& p)
{
if (ptr)
ptr->release();
ptr = p.ptr;
if (ptr)
ptr->addRef();
return *this;
}
const Object* getPtr() const { return ptr; }
Object* getPtr() { return ptr; }
operator const Object* () const { return ptr; }
operator Object* () { return ptr; }
const Object* operator-> () const { return ptr; }
Object* operator-> () { return ptr; }
};
}
#endif // TNT_OBJECTPTR_H
|
