Demo script for Inky pHAT with Button SHIM

inky-demo.py

#!/usr/bin/env python3

"""
Demo script for Inky pHAT with Button SHIM

Push any buttons then run the Inky pHAT demo script.
After pressing the button, you should wait for 2 minutes
because prevent it being executed frequently.

This script should save following path
(Inky pHAT demo script uses relative paths):
/home/pi/Pimoroni/inkyphat/examples/inky-demo.py

photo: https://social.mikutter.hachune.net/@akkiesoft/99606843419283531
"""

import signal
import buttonshim
import subprocess
import time

running = 0
buttonshim.set_brightness(0.1)
sleeptime = 120
buttonshim.set_pixel(0x00, 0xff, 0x00)

@buttonshim.on_press(buttonshim.BUTTON_A)
def button_a(button, pressed):
  run_program(["/usr/bin/python","/home/pi/Pimoroni/inkyphat/examples/cal.py"])

@buttonshim.on_press(buttonshim.BUTTON_B)
def button_b(button, pressed):
  run_program(["/usr/bin/python","/home/pi/Pimoroni/inkyphat/examples/weather.py"])

@buttonshim.on_press(buttonshim.BUTTON_C)
def button_c(button, pressed):
  run_program(["/usr/bin/python","/home/pi/Pimoroni/inkyphat/examples/hello.py","Raspberry Pi"])

@buttonshim.on_press(buttonshim.BUTTON_D)
def button_d(button, pressed):
  run_program(["/usr/bin/python","/home/pi/Pimoroni/inkyphat/examples/qr.py"])

# @buttonshim.on_press(buttonshim.BUTTON_E)
# def button_e(button, pressed):

def run_program(program):
  global running, sleeptime
  if not running:
    buttonshim.set_pixel(0xff, 0x00, 0x00)
    running = 1
    subprocess.Popen(program)
    time.sleep(sleeptime/2)
    buttonshim.set_pixel(0xff, 0xff, 0x00)
    time.sleep(sleeptime/2)
    buttonshim.set_pixel(0x00, 0xff, 0x00)
    running = 0
  else:
    for x in range(2):
      buttonshim.set_pixel(0x00, 0x00, 0x00)
      time.sleep(0.25)
      buttonshim.set_pixel(0xff, 0x00, 0x00)
      time.sleep(0.25)

signal.pause()