Resource.inl
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007 Laurent Gomila (laurent.gom@gmail.com)
5 //
6 // This software is provided 'as-is', without any express or implied warranty.
7 // In no event will the authors be held liable for any damages arising from the use of this software.
8 //
9 // Permission is granted to anyone to use this software for any purpose,
10 // including commercial applications, and to alter it and redistribute it freely,
11 // subject to the following restrictions:
12 //
13 // 1. The origin of this software must not be misrepresented;
14 // you must not claim that you wrote the original software.
15 // If you use this software in a product, an acknowledgment
16 // in the product documentation would be appreciated but is not required.
17 //
18 // 2. Altered source versions must be plainly marked as such,
19 // and must not be misrepresented as being the original software.
20 //
21 // 3. This notice may not be removed or altered from any source distribution.
22 //
24 
25 
29 template <typename T>
31 {
32  // Nothing to do
33 }
34 
35 
39 template <typename T>
41 {
42  // Nothing to do, we don't want to copy observers
43 }
44 
45 
49 template <typename T>
51 {
52  // Notify all observers
53  for (typename std::set<ResourcePtr<T>*>::iterator i = myObservers.begin(); i != myObservers.end(); ++i)
54  {
55  (*i)->OnResourceDestroyed();
56  }
57 }
58 
59 
63 template <typename T>
65 {
66  // Nothing to do, we don't want to copy observers
67  return *this;
68 }
69 
70 
74 template <typename T>
75 void Resource<T>::Connect(ResourcePtr<T>& Observer) const
76 {
77  myObservers.insert(&Observer);
78 }
79 
80 
84 template <typename T>
85 void Resource<T>::Disconnect(ResourcePtr<T>& Observer) const
86 {
87  myObservers.erase(&Observer);
88 }
Base class for every resource that needs to notify dependent classes about its destruction.
Definition: Resource.hpp:50
Safe pointer to a T resource (inheriting from sf::Resource&lt;T&gt;), its pointer is automatically reseted ...
Definition: Resource.hpp:43