MPD: event/TimeoutMonitor.hxx Source File

MPD 0.20.18

TimeoutMonitor.hxx
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1 /*
2 * Copyright 2003-2017 The Music Player Daemon Project
3 * http://www.musicpd.org
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20 #ifndef MPD_SOCKET_TIMEOUT_MONITOR_HXX
21 #define MPD_SOCKET_TIMEOUT_MONITOR_HXX
22
23 #include "check.h"
24
25 #include <chrono>
26
27 class EventLoop;
28
37 class TimeoutMonitor {
38 friend class EventLoop;
39
40 EventLoop &loop;
41
42 bool active;
43
44 public:
45 TimeoutMonitor(EventLoop &_loop)
46 :loop(_loop), active(false) {
47 }
48
49 ~TimeoutMonitor() {
50 Cancel();
51 }
52
53 EventLoop &GetEventLoop() {
54 return loop;
55 }
56
57 bool IsActive() const {
58 return active;
59 }
60
61 void Schedule(std::chrono::steady_clock::duration d);
62 void Cancel();
63
64 protected:
65 virtual void OnTimeout() = 0;
66
67 private:
68 void Run();
69 };
70
71 #endif /* MAIN_NOTIFY_H */
check.h
TimeoutMonitor::IsActive
bool IsActive() const
Definition: TimeoutMonitor.hxx:57
TimeoutMonitor::OnTimeout
virtual void OnTimeout()=0
TimeoutMonitor
This class monitors a timeout.
Definition: TimeoutMonitor.hxx:37
EventLoop
An event loop that polls for events on file/socket descriptors.
Definition: Loop.hxx:52
TimeoutMonitor::Cancel
void Cancel()
TimeoutMonitor::GetEventLoop
EventLoop & GetEventLoop()
Definition: TimeoutMonitor.hxx:53
EventLoop::Run
void Run()
The main function of this class.
TimeoutMonitor::~TimeoutMonitor
~TimeoutMonitor()
Definition: TimeoutMonitor.hxx:49
TimeoutMonitor::TimeoutMonitor
TimeoutMonitor(EventLoop &_loop)
Definition: TimeoutMonitor.hxx:45
TimeoutMonitor::Schedule
void Schedule(std::chrono::steady_clock::duration d)