PySimpleGUI/Demo_Menus.py

56 lines
1.6 KiB
Python

import PySimpleGUI as sg
"""
Demonstration of MENUS!
How do menus work? Like buttons is how.
Check out the variable menu_def for a hint on how to
define menus
"""
def SecondForm():
layout = [[sg.Text('The second form is small \nHere to show that opening a window using a window works')],
[sg.OK()]]
form = sg.FlexForm('Second Form')
b, v = form.LayoutAndRead(layout)
def TestMenus():
import PySimpleGUI as sg
sg.ChangeLookAndFeel('LightGreen')
sg.SetOptions(element_padding=(0, 0))
# ------ Menu Definition ------ #
menu_def = [['File', ['Open', 'Save', 'Properties']],
['Edit', ['Paste', ['Special', 'Normal',], 'Undo'],],
['Help', 'About...'],]
# ------ GUI Defintion ------ #
layout = [
[sg.Menu(menu_def)],
[sg.Output(size=(60,20))]
]
form = sg.FlexForm("Windows-like program", default_element_size=(12, 1), auto_size_text=False, auto_size_buttons=False,
default_button_element_size=(12, 1))
form.Layout(layout)
# ------ Loop & Process button menu choices ------ #
while True:
button, values = form.Read()
if button is None or button == 'Exit':
return
print('Button = ', button)
# ------ Process menu choices ------ #
if button == 'About...':
sg.Popup('About this program','Version 1.0', 'PySimpleGUI rocks...')
elif button == 'Open':
filename = sg.PopupGetFile('file to open', no_window=True)
print(filename)
elif button == 'Properties':
SecondForm()
TestMenus()