#!/usr/bin/env python

import PySimpleGUI as sg

import time

import random

"""

Demo program showing how to create your own "LED Indicators"

The LEDIndicator function acts like a new Element that is directly placed in a window's layout

After the Window is created, use the SetLED function to access the LED and set the color

Copyright 2018-2026 PySimpleGUI. All rights reserved.

"""

def LEDIndicator(key=None, radius=30):

return sg.Graph(canvas_size=(radius, radius),

graph_bottom_left=(-radius, -radius),

graph_top_right=(radius, radius),

pad=(0, 0), key=key)

def SetLED(window, key, color):

graph = window[key]

graph.erase()

graph.draw_circle((0, 0), 12, fill_color=color, line_color=color)

layout = [[sg.Text('My LED Status Indicators', size=(20,1))],

[sg.Text('CPU Use'), LEDIndicator('_cpu_')],

[sg.Text('RAM'), LEDIndicator('_ram_')],

[sg.Text('Temperature'), LEDIndicator('_temp_')],

[sg.Text('Server 1'), LEDIndicator('_server1_')],

[sg.Button('Exit')]]

window = sg.Window('My new window', layout, default_element_size=(12, 1), auto_size_text=False, finalize=True)

i = 0

while True: # Event Loop

event, value = window.read(timeout=400)

if event == 'Exit' or event == sg.WIN_CLOSED:

break

if value is None:

break

i += 1

SetLED(window, '_cpu_', 'green' if random.randint(1, 10) > 5 else 'red')

SetLED(window, '_ram_', 'green' if random.randint(1, 10) > 5 else 'red')

SetLED(window, '_temp_', 'green' if random.randint(1, 10) > 5 else 'red')

SetLED(window, '_server1_', 'green' if random.randint(1, 10) > 5 else 'red')

window.close()