xref: /haiku/src/add-ons/screen_savers/slideshowsaver/LiveSettingsObserver.h (revision 95bac3fda53a4cb21880712d7b43f8c21db32a2e)
1 /*****************************************************************************/
2 // LiveSettingsObserver
3 // Written by Michael Wilber
4 //
5 // LiveSettingsObserver.h
6 //
7 // This class provides an interface for classes that wish to get notification
8 // messages from changes to a LiveSettings object.
9 //
10 //
11 // Copyright (C) Haiku
12 //
13 // Permission is hereby granted, free of charge, to any person obtaining a
14 // copy of this software and associated documentation files (the "Software"),
15 // to deal in the Software without restriction, including without limitation
16 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
17 // and/or sell copies of the Software, and to permit persons to whom the
18 // Software is furnished to do so, subject to the following conditions:
19 //
20 // The above copyright notice and this permission notice shall be included
21 // in all copies or substantial portions of the Software.
22 //
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
24 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
26 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
28 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
29 // DEALINGS IN THE SOFTWARE.
30 /*****************************************************************************/
31 
32 #ifndef LIVE_SETTINGS_OBSERVER_H
33 #define LIVE_SETTINGS_OBSERVER_H
34 
35 class LiveSettingsObserver {
36 public:
37 	LiveSettingsObserver() { }
38 	virtual ~LiveSettingsObserver() { }
39 
40 	virtual void SettingChanged(uint32 setting) = 0;
41 };
42 
43 #endif // #ifndef LIVE_SETTINGS_OBSERVER_H
44 
45