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https://github.com/wpilibsuite/allwpilib
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154ae5dcbf
Also take CS_EventKind rather than RawEvent::Kind. Still provide the handle methods for the basic events (this is particularly useful for create and destroy events). This makes these functions easier to use from within the implementation.
70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
/*----------------------------------------------------------------------------*/
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/* Copyright (c) FIRST 2015-2016. All Rights Reserved. */
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/* Open Source Software - may be modified and shared by FRC teams. The code */
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/* must be accompanied by the FIRST BSD license file in the root directory of */
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/* the project. */
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/*----------------------------------------------------------------------------*/
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#ifndef CS_NOTIFIER_H_
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#define CS_NOTIFIER_H_
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#include <functional>
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#include "support/atomic_static.h"
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#include "support/SafeThread.h"
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#include "cscore_cpp.h"
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namespace cs {
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class SinkImpl;
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class SourceImpl;
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class Notifier {
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friend class NotifierTest;
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public:
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static Notifier& GetInstance() {
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ATOMIC_STATIC(Notifier, instance);
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return instance;
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}
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~Notifier();
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void Start();
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void Stop();
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static bool destroyed() { return s_destroyed; }
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void SetOnStart(std::function<void()> on_start) { m_on_start = on_start; }
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void SetOnExit(std::function<void()> on_exit) { m_on_exit = on_exit; }
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int AddListener(std::function<void(const RawEvent& event)> callback,
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int eventMask);
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void RemoveListener(int uid);
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// Notification events
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void NotifySource(llvm::StringRef name, CS_Source source, CS_EventKind kind);
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void NotifySource(const SourceImpl& source, CS_EventKind kind);
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void NotifySourceVideoMode(const SourceImpl& source, const VideoMode& mode);
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void NotifySourceProperty(const SourceImpl& source, CS_EventKind kind,
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int property, CS_PropertyKind propertyKind,
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int value, llvm::StringRef valueStr);
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void NotifySink(llvm::StringRef name, CS_Sink sink, CS_EventKind kind);
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void NotifySink(const SinkImpl& sink, CS_EventKind kind);
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private:
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Notifier();
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class Thread;
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wpi::SafeThreadOwner<Thread> m_owner;
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std::function<void()> m_on_start;
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std::function<void()> m_on_exit;
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ATOMIC_STATIC_DECL(Notifier)
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static bool s_destroyed;
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};
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} // namespace cs
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#endif // CS_NOTIFIER_H_
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