OpenShot Audio Library | OpenShotAudio: juce_WaitableEvent.cpp Source File

OpenShot Audio Library | OpenShotAudio 0.3.0

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juce_WaitableEvent.cpp
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2017 - ROLI Ltd.
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23namespace juce
24{
25
26WaitableEvent::WaitableEvent (bool manualReset) noexcept
27 : useManualReset (manualReset)
28{
29}
30
31 bool WaitableEvent::wait (int timeOutMilliseconds) const
32{
33 std::unique_lock<std::mutex> lock (mutex);
34
35 if (! triggered)
36 {
37 if (timeOutMilliseconds < 0)
38 {
39 condition.wait (lock, [this] { return triggered == true; });
40 }
41 else
42 {
43 if (! condition.wait_for (lock, std::chrono::milliseconds (timeOutMilliseconds),
44 [this] { return triggered == true; }))
45 {
46 return false;
47 }
48 }
49 }
50
51 if (! useManualReset)
52 reset();
53
54 return true;
55}
56
57 void WaitableEvent::signal() const
58{
59 std::unique_lock<std::mutex> lock (mutex);
60
61 triggered = true;
62 condition.notify_all();
63}
64
65 void WaitableEvent::reset() const
66{
67 triggered = false;
68}
69
70} // namespace juce
juce::WaitableEvent::WaitableEvent
WaitableEvent(bool manualReset=false) noexcept
Definition: juce_WaitableEvent.cpp:26
juce::WaitableEvent::wait
bool wait(int timeOutMilliseconds=-1) const
Definition: juce_WaitableEvent.cpp:31
juce::WaitableEvent::signal
void signal() const
Definition: juce_WaitableEvent.cpp:57
juce::WaitableEvent::reset
void reset() const
Definition: juce_WaitableEvent.cpp:65