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PySimpleGUI
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Allow set_to_index in the Listbox.Update call to be both an int and a list. Also officially added "Warnings" using the "Warnings" package.

This commit is contained in:
MikeTheWatchGuy 2019-07-03 17:40:23 -04:00
parent b9614eef9f
commit 28175a99e6
1 changed files with 13 additions and 5 deletions
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18
PySimpleGUI.py
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@ -26,6 +26,7 @@ import textwrap
import inspect
from typing import List, Any, Union
from random import randint
import warnings
# 888888ba .d88888b oo dP .88888. dP dP dP
# 88 `8b 88. "' 88 d8' `88 88 88 88
@ -1029,7 +1030,7 @@ class Listbox(Element):
:param values: List[Any] new list of choices to be shown to user
:param disabled: (bool) disable or enable state of the element
:param set_to_index: (int) highlights the item at this index as if user clicked
:param set_to_index: Union[int, list, tuple] highlights the item(s) indicated. If parm is an int one entry will be set. If is a list, then each entry in list is highlighted
:param scroll_to_index: (int) scroll the listbox so that this index is the first shown
:param visible: (bool) control visibility of element
"""
@ -1046,10 +1047,17 @@ class Listbox(Element):
self.Values = values
if set_to_index is not None:
self.TKListbox.selection_clear(0, len(self.Values)) # clear all listbox selections
try:
self.TKListbox.selection_set(set_to_index, set_to_index)
except:
pass
if type(set_to_index) in (tuple, list):
for i in set_to_index:
try:
self.TKListbox.selection_set(i, i)
except:
warnings.warn('* Listbox Update selection_set failed with index {}*'.format(set_to_index))
else:
try:
self.TKListbox.selection_set(set_to_index, set_to_index)
except:
warnings.warn('* Listbox Update selection_set failed with index {}*'.format(set_to_index))
if visible is False:
self.TKListbox.pack_forget()
self.vsb.pack_forget()