PySimpleGUI/DemoPrograms old/Demo_Input_Auto_Complete.py

91 lines
3.6 KiB
Python

import sys
import re
QT = True
if QT:
import PySimpleGUIQt as sg
else:
import PySimpleGUI as sg
def autocomplete_popup_show(text_list ):
autocomplete_popup_layout = [[sg.Listbox(values=text_list,
size=(100,20*len(text_list)) if QT else (15, len(text_list)),
change_submits=True,
bind_return_key=True,
auto_size_text=True,
key='_FLOATING_LISTBOX_', enable_events=True)]]
autocomplete_popup = sg.Window("Borderless Window",
default_element_size=(12, 1),
auto_size_text=False,
auto_size_buttons=False,
no_titlebar=True,
grab_anywhere=True,
return_keyboard_events=True,
keep_on_top=True,
background_color='black',
location=(1320,622),
default_button_element_size=(12, 1))
window = autocomplete_popup.Layout(autocomplete_popup_layout).Finalize()
return window
def predict_text(input, lista):
pattern = re.compile('.*' + input + '.*')
return [w for w in lista if re.match(pattern, w)]
choices = ['ABC' + str(i) for i in range(30)] # dummy data
layout = [ [sg.Text('Your typed chars appear here:')],
[sg.In(key='_INPUT_', size=(10,1), do_not_clear=True)],
[sg.Button('Show'), sg.Button('Exit')],]
window = sg.Window('Window Title', return_keyboard_events=True).Layout(layout)
sel_item = -1
skip_event = False
while True: # Event Loop
event, values = window.Read(timeout=500)
if event is None or event == 'Exit':
break
if event != sg.TIMEOUT_KEY:
# print(f'ev1 {event}')
in_val = values['_INPUT_']
prediction_list = predict_text(str(in_val), choices)
if prediction_list:
try:
fwindow.Close()
except: pass
fwindow = autocomplete_popup_show(prediction_list)
list_elem = fwindow.Element('_FLOATING_LISTBOX_')
if event == '_COMBO_':
sg.Popup('Chose', values['_COMBO_'])
if event.startswith('Down') or event.startswith('special 16777237'):
sel_item = sel_item + (sel_item<len(prediction_list))
list_elem.Update(set_to_index=sel_item)
skip_event = True
elif event.startswith('Up') or event.startswith('special 16777235'):
sel_item = sel_item - (sel_item>0)
list_elem.Update(set_to_index=sel_item)
skip_event = True
if event == '\r' or event.startswith('special 16777220'):
chosen = vals2['_FLOATING_LISTBOX_']
window.Element('_INPUT_').Update(vals2['_FLOATING_LISTBOX_'][0], select=True)
fwindow.Close()
sel_item = -1
if event.startswith('Escape') or event.startswith('special 16777216'):
window.Element('_INPUT_').Update('')
try:
ev2, vals2 = fwindow.Read(timeout=10)
if ev2 == '_FLOATING_LISTBOX_' and skip_event and QT:
skip_event = False
elif ev2 != sg.TIMEOUT_KEY and ev2 is not None:
# print(f'ev2 {ev2}')
fwindow.Close()
window.Element('_INPUT_').Update(vals2['_FLOATING_LISTBOX_'][0], select=True)
sel_item = -1
fwindow = None
except: pass
window.Close()