Franz Pucher / HIM0Board

FSST - Hardwarenahe Programmierung

Timeout Event Klasse

C++ Seite

ToEvent.h

#ifndef TOEVENT_H
#define TOEVENT_H
// ---------------- Event Klasse --------------------------
class ToEvent {
        Timeout _to;
        bool _timeout;
        void _flip();
        int _to_time;

    public:
        ToEvent()  { 
            _to_time = 3;
        }
        ToEvent(int t)  { 
            _to_time = t;
        }

        bool CheckTimeOut();
        void InitTimeout();
        void Stop();
};
#endif

ToEvent.cpp

#include "mbed.h"
#include "ToEvent.h"
// Timeout expired

void ToEvent::_flip() {
    wait_ms(50);
    _timeout = true;
}
bool ToEvent::CheckTimeOut() {
    if( _timeout ){ 
        _timeout=false; 
        return true; 
    }
    return false;
}

void ToEvent::InitTimeout() { 
    _to.attach(callback(this, &ToEvent::_flip), _to_time);
    _timeout=false;
}

void ToEvent :: Stop() {
    _to.detach();
}

How to use it

ToEvent to1;

void func(){
    to1.InitTimeout();
	if(to1.CheckTimeOut()) {
		// ...
		to1.Stop();
	}
All wikipages