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Added work-around code for the tkinter 8.6.9 treeview color bug

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PySimpleGUI 2020-06-29 14:29:24 -04:00
parent 5423588bb0
commit 0e33955b2c
1 changed files with 22 additions and 2 deletions
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24
PySimpleGUI.py
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@ -1,6 +1,6 @@
#!/usr/bin/python3
version = __version__ = "4.22.0.1 Unreleased\n Added a bunch of warnings for windows operations to check for root being None"
version = __version__ = "4.22.0.2 Unreleased\n Added a bunch of warnings for windows operations to check for root being None, fix for table and tree colors due to tkinter bug in version 8.6.9"
port = 'PySimpleGUI'
@ -9923,7 +9923,20 @@ def PackFormIntoFrame(form, containing_frame, toplevel_form):
'\nValid choices include: {}'.format(style.theme_names()))
return False
def _fixed_map(style, style_name, option):
# Fix for setting text colour for Tkinter 8.6.9
# From: https://core.tcl.tk/tk/info/509cafafae
#
# Returns the style map for 'option' with any styles starting with
# ('!disabled', '!selected', ...) filtered out.
# style.map() returns an empty list for missing options, so this
# should be future-safe.
return [elm for elm in style.map(style_name, query_opt=option) if
elm[:2] != ('!disabled', '!selected')]
tclversion_detailed = tkinter.Tcl().eval('info patchlevel')
# --------------------------------------------------------------------------- #
# **************** Use FlexForm to build the tkinter window ********** ----- #
@ -11178,6 +11191,10 @@ def PackFormIntoFrame(form, containing_frame, toplevel_form):
# ------ Do Styling of Colors -----
style_name = str(element.Key) + 'customtable.Treeview'
table_style = ttk.Style()
if tclversion_detailed == '8.6.9':
print('*** tk version 8.6.9 detected.... patching ttk treeview code ***')
table_style.map(style_name, foreground=_fixed_map(table_style, style_name, 'foreground'), background=_fixed_map(table_style, style_name, 'background'))
table_style.theme_use(toplevel_form.TtkTheme)
if element.BackgroundColor is not None and element.BackgroundColor != COLOR_SYSTEM_DEFAULT:
table_style.configure(style_name, background=element.BackgroundColor, fieldbackground=element.BackgroundColor)
@ -11298,6 +11315,9 @@ def PackFormIntoFrame(form, containing_frame, toplevel_form):
# ----- configure colors -----
style_name = str(element.Key) + '.Treeview'
tree_style = ttk.Style()
if tclversion_detailed == '8.6.9':
print('*** tk version 8.6.9 detected.... patching ttk treeview code ***')
tree_style.map(style_name, foreground=_fixed_map(tree_style, style_name, 'foreground'), background=_fixed_map(tree_style, style_name, 'background'))
tree_style.theme_use(toplevel_form.TtkTheme)
if element.BackgroundColor is not None and element.BackgroundColor != COLOR_SYSTEM_DEFAULT:
tree_style.configure(style_name, background=element.BackgroundColor,
@ -16099,7 +16119,7 @@ def main():
print('Starting up PySimpleGUI Test Harness\n', 'PySimpleGUI Version ', ver, '\ntcl ver = {}'.format(tclversion),
'tkinter version = {}'.format(tkversion), '\nPython Version {}'.format(sys.version))
print('tcl detailed version = {}'.format(tclversion_detailed))
# ------ Menu Definition ------ #
menu_def = [['&File', ['!&Open', '&Save::savekey', '---', '&Properties', 'E&xit']],
['!&Edit', ['!&Paste', ['Special', 'Normal', ], 'Undo'], ],