New Desktop Widget Demo - Date Display
This commit is contained in:
PySimpleGUI
parent
ec83092de3
commit
e41d8ffbd4
|
|
@ -0,0 +1,198 @@
|
||||||
|
import PySimpleGUI as sg
|
||||||
|
import sys
|
||||||
|
from datetime import datetime
|
||||||
|
from datetime import timedelta
|
||||||
|
"""
|
||||||
|
Desktop Widget - Display the date
|
||||||
|
Simple display of the date in the format of:
|
||||||
|
Day of week Day Month Year
|
||||||
|
|
||||||
|
You can change the format by modifying the function get_date_string
|
||||||
|
|
||||||
|
Copyright 2021 PySimpleGUI
|
||||||
|
"""
|
||||||
|
|
||||||
|
ALPHA = 0.9 # Initial alpha until user changes
|
||||||
|
THEME = 'Dark green 3' # Initial theme until user changes
|
||||||
|
refresh_font = title_font = 'Courier 8'
|
||||||
|
main_info_font = sg.user_settings_get_entry('-main info font-', 'Courier 60')
|
||||||
|
|
||||||
|
main_info_size = (12, 1)
|
||||||
|
UPDATE_FREQUENCY_MILLISECONDS = 1000 * 60 * 60 # update every hour by default until set by user
|
||||||
|
|
||||||
|
|
||||||
|
def choose_theme(location, size):
|
||||||
|
"""
|
||||||
|
A window to allow new themes to be tried out.
|
||||||
|
Changes the theme to the newly chosen one and returns theme's name
|
||||||
|
Automaticallyi switches to new theme and saves the setting in user settings file
|
||||||
|
|
||||||
|
:param location: (x,y) location of the Widget's window
|
||||||
|
:type location: Tuple[int, int]
|
||||||
|
:param size: Size in pixels of the Widget's window
|
||||||
|
:type size: Tuple[int, int]
|
||||||
|
:return: The name of the newly selected theme
|
||||||
|
:rtype: None | str
|
||||||
|
"""
|
||||||
|
layout = [[sg.Text('Try a theme')],
|
||||||
|
[sg.Listbox(values=sg.theme_list(), size=(20, 20), key='-LIST-', enable_events=True)],
|
||||||
|
[sg.OK(), sg.Cancel()]]
|
||||||
|
|
||||||
|
window = sg.Window('Look and Feel Browser', layout, location=location)
|
||||||
|
old_theme = sg.theme()
|
||||||
|
while True: # Event Loop
|
||||||
|
event, values = window.read()
|
||||||
|
if event in (sg.WIN_CLOSED, 'Exit', 'OK', 'Cancel'):
|
||||||
|
break
|
||||||
|
sg.theme(values['-LIST-'][0])
|
||||||
|
window.hide()
|
||||||
|
# make at test window to the left of the current one
|
||||||
|
test_window = make_window(location=((location[0] - size[0] * 1.2, location[1])), test_window=True)
|
||||||
|
test_window.read(close=True)
|
||||||
|
window.un_hide()
|
||||||
|
window.close()
|
||||||
|
|
||||||
|
# after choice made, save theme or restore the old one
|
||||||
|
if event == 'OK' and values['-LIST-']:
|
||||||
|
sg.theme(values['-LIST-'][0])
|
||||||
|
sg.user_settings_set_entry('-theme-', values['-LIST-'][0])
|
||||||
|
return values['-LIST-'][0]
|
||||||
|
else:
|
||||||
|
sg.theme(old_theme)
|
||||||
|
return None
|
||||||
|
|
||||||
|
|
||||||
|
def make_window(location, test_window=False):
|
||||||
|
"""
|
||||||
|
Defines the layout and creates the window for the main window
|
||||||
|
If the parm test_window is True, then a simplified, and EASY to close version is shown
|
||||||
|
|
||||||
|
:param location: (x,y) location to create the window
|
||||||
|
:type location: Tuple[int, int]
|
||||||
|
:param test_window: If True, then this is a test window & will close by clicking on it
|
||||||
|
:type test_window: bool
|
||||||
|
:return: newly created window
|
||||||
|
:rtype: sg.Window
|
||||||
|
"""
|
||||||
|
title = sg.user_settings_get_entry('-title-', '')
|
||||||
|
if not test_window:
|
||||||
|
theme = sg.user_settings_get_entry('-theme-', THEME)
|
||||||
|
sg.theme(theme)
|
||||||
|
main_info_font = sg.user_settings_get_entry('-main info font-', 'Courier 60')
|
||||||
|
|
||||||
|
# ------------------- Window Layout -------------------
|
||||||
|
initial_text = get_date_string()
|
||||||
|
if test_window:
|
||||||
|
title_element = sg.Text('Click to close', font=title_font, enable_events=True)
|
||||||
|
right_click_menu = [[''], ['Exit', ]]
|
||||||
|
else:
|
||||||
|
title_element = sg.pin(sg.Text(title, size=(20, 1), font=title_font, justification='c', k='-TITLE-'))
|
||||||
|
right_click_menu = [[''],
|
||||||
|
['Choose Title', 'Edit Me', 'New Theme', 'Save Location', 'Font', 'Refresh', 'Set Refresh Rate', 'Show Refresh Info', 'Hide Refresh Info',
|
||||||
|
'Alpha', [str(x) for x in range(1, 11)], 'Exit', ]]
|
||||||
|
|
||||||
|
|
||||||
|
layout = [[title_element],
|
||||||
|
[sg.Text(initial_text, size=(len(initial_text)+2, 1), font=main_info_font, k='-MAIN INFO-', justification='c', enable_events=test_window)],
|
||||||
|
[sg.pin(
|
||||||
|
sg.Text(size=(15, 2), font=refresh_font, k='-REFRESHED-', justification='c', visible=sg.user_settings_get_entry('-show refresh-', True)))]]
|
||||||
|
|
||||||
|
# ------------------- Window Creation -------------------
|
||||||
|
try:
|
||||||
|
window = sg.Window('Desktop Widget Template', layout, location=location, no_titlebar=True, grab_anywhere=True, margins=(0, 0), element_justification='c', element_padding=(0, 0), alpha_channel=sg.user_settings_get_entry('-alpha-', ALPHA), finalize=True, right_click_menu=right_click_menu, right_click_menu_tearoff=False)
|
||||||
|
except Exception as e:
|
||||||
|
if sg.popup_yes_no('Error creating the window', e, 'Do you want to delete your settings file to fix?') == 'Yes':
|
||||||
|
sg.user_settings_delete_filename()
|
||||||
|
sg.popup('Settings file deleted. Please restart your program.')
|
||||||
|
exit()
|
||||||
|
return window
|
||||||
|
|
||||||
|
def get_date_string():
|
||||||
|
dtime_here = datetime.utcnow() + timedelta(hours=-5)
|
||||||
|
return dtime_here.strftime('%a %d %b %Y')
|
||||||
|
|
||||||
|
|
||||||
|
def main(location):
|
||||||
|
"""
|
||||||
|
Where execution begins
|
||||||
|
The Event Loop lives here, but the window creation is done in another function
|
||||||
|
This is an important design pattern
|
||||||
|
|
||||||
|
:param location: Location to create the main window if one is not found in the user settings
|
||||||
|
:type location: Tuple[int, int]
|
||||||
|
"""
|
||||||
|
|
||||||
|
window = make_window(sg.user_settings_get_entry('-location-', location))
|
||||||
|
|
||||||
|
refresh_frequency = sg.user_settings_get_entry('-fresh frequency-', UPDATE_FREQUENCY_MILLISECONDS)
|
||||||
|
|
||||||
|
while True: # Event Loop
|
||||||
|
# Normally a window.read goes here, but first we're updating the values in the window, then reading it
|
||||||
|
# First update the status information
|
||||||
|
window['-MAIN INFO-'].update(get_date_string())
|
||||||
|
# for debugging show the last update date time
|
||||||
|
if sg.user_settings_get_entry('-title-', 'None') in ('None', 'Hide'):
|
||||||
|
window['-TITLE-'].update(visible=False)
|
||||||
|
else:
|
||||||
|
window['-TITLE-'].update(sg.user_settings_get_entry('-title-', 'None'),visible=True)
|
||||||
|
window['-REFRESHED-'].update(datetime.now().strftime("%m/%d/%Y\n%I:%M:%S %p"))
|
||||||
|
|
||||||
|
# -------------- Start of normal event loop --------------
|
||||||
|
event, values = window.read(timeout=refresh_frequency)
|
||||||
|
print(event, values)
|
||||||
|
if event in (sg.WIN_CLOSED, 'Exit'): # standard exit test... ALWAYS do this
|
||||||
|
break
|
||||||
|
if event == 'Edit Me':
|
||||||
|
sg.execute_editor(__file__)
|
||||||
|
elif event == 'Choose Title':
|
||||||
|
new_title = sg.popup_get_text('Choose a title for your Widget\nEnter None if you do not want anything displayed', location=window.current_location())
|
||||||
|
if new_title is not None:
|
||||||
|
if new_title in ('None', 'Hide'):
|
||||||
|
window['-TITLE-'].update(visible=False)
|
||||||
|
else:
|
||||||
|
window['-TITLE-'].update(new_title, visible=True)
|
||||||
|
sg.user_settings_set_entry('-title-', new_title)
|
||||||
|
elif event == 'Show Refresh Info':
|
||||||
|
window['-REFRESHED-'].update(visible=True)
|
||||||
|
sg.user_settings_set_entry('-show refresh-', True)
|
||||||
|
elif event == 'Save Location':
|
||||||
|
sg.user_settings_set_entry('-location-', window.current_location())
|
||||||
|
sg.popup_notify(f'Saved your current window location:', window.current_location(), title='Saved Location')
|
||||||
|
elif event == 'Hide Refresh Info':
|
||||||
|
window['-REFRESHED-'].update(visible=False)
|
||||||
|
sg.user_settings_set_entry('-show refresh-', False)
|
||||||
|
elif event in [str(x) for x in range(1, 11)]: # if Alpha Channel was chosen
|
||||||
|
window.set_alpha(int(event) / 10)
|
||||||
|
sg.user_settings_set_entry('-alpha-', int(event) / 10)
|
||||||
|
elif event == 'Set Refresh Rate':
|
||||||
|
choice = sg.popup_get_text('How frequently to update window in seconds? (can be a float)',
|
||||||
|
default_text=sg.user_settings_get_entry('-fresh frequency-', UPDATE_FREQUENCY_MILLISECONDS) / 1000,
|
||||||
|
location=window.current_location())
|
||||||
|
if choice is not None:
|
||||||
|
try:
|
||||||
|
refresh_frequency = float(choice) * 1000 # convert to milliseconds
|
||||||
|
sg.user_settings_set_entry('-fresh frequency-', float(refresh_frequency))
|
||||||
|
except Exception as e:
|
||||||
|
sg.popup_error(f'You entered an incorrect number of seconds: {choice}', f'Error: {e}', location=window.current_location())
|
||||||
|
elif event == 'New Theme':
|
||||||
|
loc = window.current_location()
|
||||||
|
if choose_theme(window.current_location(), window.size) is not None:
|
||||||
|
window.close() # out with the old...
|
||||||
|
window = make_window(loc) # in with the new
|
||||||
|
elif event == 'Font':
|
||||||
|
font = sg.popup_get_text('Enter font string using PySimpleGUI font format (e.g. courier 70 or courier 70 bold)', default_text=sg.user_settings_get_entry('-main info font-'), keep_on_top=True)
|
||||||
|
if font:
|
||||||
|
sg.user_settings_set_entry('-main info font-', font)
|
||||||
|
loc = window.current_location()
|
||||||
|
_, window = window.close(), make_window(loc)
|
||||||
|
window.close()
|
||||||
|
|
||||||
|
|
||||||
|
if __name__ == '__main__':
|
||||||
|
# To start the window at a specific location, get this location on the command line
|
||||||
|
# The location should be in form x,y with no spaces
|
||||||
|
location = (None, None) # assume no location provided
|
||||||
|
if len(sys.argv) > 1:
|
||||||
|
location = sys.argv[1].split(',')
|
||||||
|
location = (int(location[0]), int(location[1]))
|
||||||
|
main(location)
|
||||||
Loading…
Reference in New Issue