PySimpleGUI/DemoPrograms/Demo_Theme_Browser.py

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2019-12-24 23:52:47 +00:00
import PySimpleGUI as sg
"""
Allows you to "browse" through the theme settings. Click on one and you'll see a
Popup window using the color scheme you chose. It's a simply little program that demonstrates
how snappy a GUI can feel if you enable an element's events rather than waiting on a button click.
In this program, as soon as a listbox entry is clicked, the read returns.
"""
sg.theme('Dark Green 5')
layout = [[sg.Text('Look and Feel Browser')],
[sg.Text('Click a look and feel color to see demo window')],
[sg.Listbox(values=sg.theme_list(),
size=(20, 20), key='-LIST-', enable_events=True)],
[sg.Button('Exit')]]
window = sg.Window('Look and Feel Browser', layout)
while True: # Event Loop
event, values = window.read()
if event in (sg.WIN_CLOSED, 'Exit'):
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break
sg.theme(values['-LIST-'][0])
sg.popup_get_text('This is {}'.format(values['-LIST-'][0]), default_text=values['-LIST-'][0])
window.close()