59 lines
2.4 KiB
Python
59 lines
2.4 KiB
Python
import PySimpleGUI as sg
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import psutil
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"""
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Another simple Desktop Widget using PySimpleGUI
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This time a RAM indicator. The Widget is square.
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The bottom section will be shaded to
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represent the total amount CPU currently in use.
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Uses the theme's button color for colors.
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Copyright 2020 PySimpleGUI.org
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"""
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ALPHA = 0.5
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THEME = 'Dark purple 6 '
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GSIZE = (160, 160)
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UPDATE_FREQUENCY_MILLISECONDS = 2 * 1000
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def human_size(bytes, units=(' bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB')):
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""" Returns a human readable string reprentation of bytes"""
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return str(bytes) + ' ' + units[0] if bytes < 1024 else human_size(bytes >> 10, units[1:])
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sg.theme(THEME)
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graph = sg.Graph(GSIZE, (0, 0), GSIZE, key='-GRAPH-', enable_events=True)
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layout = [[graph]]
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window = sg.Window('CPU Usage Widget Square', layout, no_titlebar=True, grab_anywhere=True, margins=(0, 0), element_padding=(0, 0), alpha_channel=ALPHA, finalize=True)
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text_id2 = graph.draw_text(f'CPU', (GSIZE[0] // 2, GSIZE[1] // 4), font='Any 20', text_location=sg.TEXT_LOCATION_CENTER, color=sg.theme_button_color()[0])
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while True: # Event Loop
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# ----------- update the graphics and text in the window ------------
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cpu_percent = psutil.cpu_percent(interval=1)
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# Draw the filled rectangle
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rect_height = int(GSIZE[1] * float(cpu_percent) / 100)
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rect_id = graph.draw_rectangle((0, rect_height), (GSIZE[0], 0), fill_color=sg.theme_button_color()[1], line_width=0)
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# Draw the % used text and the close "X" on bottom
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text_id1 = graph.draw_text(f'{int(cpu_percent)}%', (GSIZE[0] // 2, GSIZE[1] // 2), font='Any 40', text_location=sg.TEXT_LOCATION_CENTER, color=sg.theme_button_color()[0])
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text_id3 = graph.draw_text('❎', (0, 0), font='Any 8', text_location=sg.TEXT_LOCATION_BOTTOM_LEFT, color=sg.theme_button_color()[0])
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# put the bar behind everything else
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graph.send_figure_to_back(rect_id)
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# update the window, wait for a while, then check for exit
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event, values = window.read(timeout=UPDATE_FREQUENCY_MILLISECONDS)
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if event == sg.WIN_CLOSED or event == 'Exit':
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break
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if event == '-GRAPH-': # exit if clicked in the bottom left 20 x 20 pixel area
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if values['-GRAPH-'][0] < 20 and values['-GRAPH-'][1] < 20:
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break
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# erase figures so they can be redrawn
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graph.delete_figure(rect_id)
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graph.delete_figure(text_id1)
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graph.delete_figure(text_id3)
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window.close()
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