Files
allwpilib/wpilibNewCommands/src/main/native/include/frc2/command/NotifierCommand.h
sciencewhiz 8ac45f20bb [commands] Update Command documentation (NFC) (#3881)
Add reference to which VendorDep the class is included in.
Add missing OldCommands C++ Documentation (copied from Java).
2022-01-08 11:11:34 -08:00

66 lines
2.1 KiB
C++

// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
#pragma once
#include <functional>
#include <initializer_list>
#include <frc/Notifier.h>
#include <units/time.h>
#include <wpi/span.h>
#include "frc2/command/CommandBase.h"
#include "frc2/command/CommandHelper.h"
namespace frc2 {
/**
* A command that starts a notifier to run the given runnable periodically in a
* separate thread. Has no end condition as-is; either subclass it or use
* Command::WithTimeout(double) or Command::WithInterrupt(BooleanSupplier) to
* give it one.
*
* <p>WARNING: Do not use this class unless you are confident in your ability to
* make the executed code thread-safe. If you do not know what "thread-safe"
* means, that is a good sign that you should not use this class.
*
* This class is provided by the NewCommands VendorDep
*/
class NotifierCommand : public CommandHelper<CommandBase, NotifierCommand> {
public:
/**
* Creates a new NotifierCommand.
*
* @param toRun the runnable for the notifier to run
* @param period the period at which the notifier should run
* @param requirements the subsystems required by this command
*/
NotifierCommand(std::function<void()> toRun, units::second_t period,
std::initializer_list<Subsystem*> requirements);
/**
* Creates a new NotifierCommand.
*
* @param toRun the runnable for the notifier to run
* @param period the period at which the notifier should run
* @param requirements the subsystems required by this command
*/
NotifierCommand(std::function<void()> toRun, units::second_t period,
wpi::span<Subsystem* const> requirements = {});
NotifierCommand(NotifierCommand&& other);
NotifierCommand(const NotifierCommand& other);
void Initialize() override;
void End(bool interrupted) override;
private:
std::function<void()> m_toRun;
frc::Notifier m_notifier;
units::second_t m_period;
};
} // namespace frc2