cpython/Lib/idlelib/dynOptionMenuWidget.py

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"""
OptionMenu widget modified to allow dynamic menu reconfiguration
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and setting of highlightthickness
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"""
from Tkinter import OptionMenu
from Tkinter import _setit
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import copy
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class DynOptionMenu(OptionMenu):
"""
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unlike OptionMenu, our kwargs can include highlightthickness
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"""
def __init__(self, master, variable, value, *values, **kwargs):
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#get a copy of kwargs before OptionMenu.__init__ munges them
kwargsCopy=copy.copy(kwargs)
if 'highlightthickness' in kwargs.keys():
del(kwargs['highlightthickness'])
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OptionMenu.__init__(self, master, variable, value, *values, **kwargs)
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self.config(highlightthickness=kwargsCopy.get('highlightthickness'))
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#self.menu=self['menu']
self.variable=variable
self.command=kwargs.get('command')
def SetMenu(self,valueList,value=None):
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"""
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)