Last change
on this file since 13 was 3, checked in by sgosseli, 12 years ago |
- Add the existing Pacpus files from pacpusdev and pacpuscore.
- Provide a clean build system based on multiple CMake files.
|
File size:
1.1 KB
|
Line | |
---|
1 | #pragma once
|
---|
2 | #ifndef __GENERIC_OBSERVER_INTERFACE_H__
|
---|
3 | #define __GENERIC_OBSERVER_INTERFACE_H__
|
---|
4 |
|
---|
5 | namespace pacpus {
|
---|
6 |
|
---|
7 | /** Base class for te GenericObserverInterface template.
|
---|
8 |
|
---|
9 | The purpose of this class is to be able to take generic pointers on
|
---|
10 | GenericObserverInterface<T> class template instances.
|
---|
11 | */
|
---|
12 | class GenericObserverBase {
|
---|
13 | public:
|
---|
14 | virtual ~GenericObserverBase() {}
|
---|
15 | };
|
---|
16 |
|
---|
17 | /** Template interface for generic observers.
|
---|
18 |
|
---|
19 | This is a pure virtual class that should be used as a base to classes
|
---|
20 | wishing to receive notifications from GenericObservable classes.
|
---|
21 | */
|
---|
22 | template <typename T>
|
---|
23 | class GenericObserverInterface : public GenericObserverBase {
|
---|
24 | public:
|
---|
25 | virtual ~GenericObserverInterface() {};
|
---|
26 |
|
---|
27 | /** Update function.
|
---|
28 |
|
---|
29 | This function is called each time the observables notifies its observers
|
---|
30 | of a change. It must be implemented by all classes obeying the
|
---|
31 | GenericObserverInterface interface.
|
---|
32 |
|
---|
33 | @param observable is a pointer to the observed object that was updated.
|
---|
34 | */
|
---|
35 | virtual void update(T* observable) = 0;
|
---|
36 | };
|
---|
37 |
|
---|
38 | } // namespace pacpus
|
---|
39 |
|
---|
40 |
|
---|
41 | #endif |
---|
Note:
See
TracBrowser
for help on using the repository browser.