mirror of https://github.com/python/cpython.git
59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
"""
|
|
OptionMenu widget modified to allow dynamic menu reconfiguration
|
|
and setting of highlightthickness
|
|
"""
|
|
import copy
|
|
|
|
from tkinter import OptionMenu, _setit, StringVar, Button
|
|
|
|
class DynOptionMenu(OptionMenu):
|
|
"""
|
|
unlike OptionMenu, our kwargs can include highlightthickness
|
|
"""
|
|
def __init__(self, master, variable, value, *values, **kwargs):
|
|
# TODO copy value instead of whole dict
|
|
kwargsCopy=copy.copy(kwargs)
|
|
if 'highlightthickness' in list(kwargs.keys()):
|
|
del(kwargs['highlightthickness'])
|
|
OptionMenu.__init__(self, master, variable, value, *values, **kwargs)
|
|
self.config(highlightthickness=kwargsCopy.get('highlightthickness'))
|
|
#self.menu=self['menu']
|
|
self.variable=variable
|
|
self.command=kwargs.get('command')
|
|
|
|
def SetMenu(self,valueList,value=None):
|
|
"""
|
|
clear and reload the menu with a new set of options.
|
|
valueList - list of new options
|
|
value - initial value to set the optionmenu's menubutton to
|
|
"""
|
|
self['menu'].delete(0,'end')
|
|
for item in valueList:
|
|
self['menu'].add_command(label=item,
|
|
command=_setit(self.variable,item,self.command))
|
|
if value:
|
|
self.variable.set(value)
|
|
|
|
def _dyn_option_menu(parent): # htest #
|
|
from tkinter import Toplevel # + StringVar, Button
|
|
|
|
top = Toplevel(parent)
|
|
top.title("Tets dynamic option menu")
|
|
x, y = map(int, parent.geometry().split('+')[1:])
|
|
top.geometry("200x100+%d+%d" % (x + 250, y + 175))
|
|
top.focus_set()
|
|
|
|
var = StringVar(top)
|
|
var.set("Old option set") #Set the default value
|
|
dyn = DynOptionMenu(top,var, "old1","old2","old3","old4")
|
|
dyn.pack()
|
|
|
|
def update():
|
|
dyn.SetMenu(["new1","new2","new3","new4"], value="new option set")
|
|
button = Button(top, text="Change option set", command=update)
|
|
button.pack()
|
|
|
|
if __name__ == '__main__':
|
|
from idlelib.idle_test.htest import run
|
|
run(_dyn_option_menu)
|