Gnash  0.8.11dev
GnashScopedPtr.h
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1 // GnashSmartPtr.h: scoped pointer supporting deleters.
2 //
3 // Copyright (C) 2013
4 // Free Software Foundation, Inc.
5 //
6 // This program is free software; you can redistribute it and/or modify
7 // it under the terms of the GNU General Public License as published by
8 // the Free Software Foundation; either version 3 of the License, or
9 // (at your option) any later version.
10 //
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15 //
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 //
20 
21 #ifndef GNASH_SCOPED_PTR_H
22 #define GNASH_SCOPED_PTR_H
23 
24 #include <boost/utility.hpp> // noncopyable
25 #include <boost/function.hpp>
26 
27 namespace gnash {
28 
33 //
36 template <typename T>
37 class ScopedPtr : private boost::noncopyable
38 {
39 private:
41 public:
42 
48  explicit ScopedPtr(T* ptr, DeleterT d)
49  : _ptr(ptr),
50  _deleter(d)
51  {}
52 
54  T& operator*() const
55  {
56  return *_ptr;
57  }
58 
60  T* operator->() const
61  {
62  return _ptr;
63  }
64 
66  T* get() const
67  {
68  return _ptr;
69  }
70 
72  {
73  if (_ptr) {
74  _deleter(_ptr);
75  }
76  }
77 private:
78 
79  T* _ptr;
80  DeleterT _deleter;
81 };
82 
83 } // namespace gnash
84 
85 #endif
Definition: GnashKey.h:150
~ScopedPtr()
Definition: GnashScopedPtr.h:71
ScopedPtr(T *ptr, DeleterT d)
Definition: GnashScopedPtr.h:48
T * operator->() const
Dereference the contained pointer.
Definition: GnashScopedPtr.h:60
Definition: GnashScopedPtr.h:37
T & operator*() const
Dereferences the managed pointer and returns a reference.
Definition: GnashScopedPtr.h:54
Definition: GnashKey.h:132