ClanLib  2.3.7
keep_alive.h
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1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2011 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** 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
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28 
29 #pragma once
30 
31 
32 #include "../api_core.h"
33 #include "../Signals/callback_0.h"
34 #include "../Signals/callback_v1.h"
35 #include "../Signals/callback_2.h"
36 
37 class CL_Event;
38 class CL_KeepAliveObject;
39 class CL_KeepAliveObject_Impl;
40 
45 {
46 public:
50  static void process(int timeout = 0);
51 
61  static CL_Callback_2<int /*retval*/, const std::vector<CL_Event> &/*events*/, int /*timeout */ > &func_event_wait();
62 
66  static CL_Callback_0<void *> &func_thread_id();
67 
71  static CL_Callback_v1<void *> &func_awake_thread();
72 
74  static std::vector<CL_KeepAliveObject *> get_objects();
75 };
76 
81 {
82 public:
85 
87  virtual ~CL_KeepAliveObject();
88 
90  void set_wakeup_event();
91 
93  virtual void process() = 0;
94 
95 private:
96  CL_SharedPtr<CL_KeepAliveObject_Impl> impl;
97  friend class CL_KeepAlive;
98 };