UsedInterrupts.h

Go to the documentation of this file.

 
#pragma once
 
#include "configuration/HardwareConfiguration.h"
 
#include <Arduino.h>
#include <functional>
 
void ICACHE_RAM_ATTR encoderInterrupt(void);
 
class UsedInterrupts {
private:
  static bool interruptsAttached;
 
public:
  static void attach() {
    if (!interruptsAttached) {
      attachInterrupt(digitalPinToInterrupt(ENCODER_PIN_CLK), encoderInterrupt, CHANGE);
      attachInterrupt(digitalPinToInterrupt(ENCODER_PIN_DT), encoderInterrupt, CHANGE);
      attachInterrupt(digitalPinToInterrupt(ENCODER_SWITCH), encoderInterrupt, CHANGE);
      interruptsAttached = true;
    }
  }
 
public:
  static void detach() {
    if (interruptsAttached) {
      detachInterrupt(digitalPinToInterrupt(ENCODER_PIN_CLK));
      detachInterrupt(digitalPinToInterrupt(ENCODER_PIN_DT));
      detachInterrupt(digitalPinToInterrupt(ENCODER_SWITCH));
      interruptsAttached = false;
    }
  }
 
public:
  static void executeWithoutInterrupts(std::function<void(void)> f) {
    if (interruptsAttached) {
      detach();
      try {
        f();
      }
      catch (...) {
        attach();
        throw;
      }
      attach();
    }
    else {
      f();
    }
  }
};