jpayne@69: """
jpayne@69: OptionMenu widget modified to allow dynamic menu reconfiguration
jpayne@69: and setting of highlightthickness
jpayne@69: """
jpayne@69: import copy
jpayne@69: 
jpayne@69: from tkinter import OptionMenu, _setit, StringVar, Button
jpayne@69: 
jpayne@69: class DynOptionMenu(OptionMenu):
jpayne@69:     """
jpayne@69:     unlike OptionMenu, our kwargs can include highlightthickness
jpayne@69:     """
jpayne@69:     def __init__(self, master, variable, value, *values, **kwargs):
jpayne@69:         # TODO copy value instead of whole dict
jpayne@69:         kwargsCopy=copy.copy(kwargs)
jpayne@69:         if 'highlightthickness' in list(kwargs.keys()):
jpayne@69:             del(kwargs['highlightthickness'])
jpayne@69:         OptionMenu.__init__(self, master, variable, value, *values, **kwargs)
jpayne@69:         self.config(highlightthickness=kwargsCopy.get('highlightthickness'))
jpayne@69:         #self.menu=self['menu']
jpayne@69:         self.variable=variable
jpayne@69:         self.command=kwargs.get('command')
jpayne@69: 
jpayne@69:     def SetMenu(self,valueList,value=None):
jpayne@69:         """
jpayne@69:         clear and reload the menu with a new set of options.
jpayne@69:         valueList - list of new options
jpayne@69:         value - initial value to set the optionmenu's menubutton to
jpayne@69:         """
jpayne@69:         self['menu'].delete(0,'end')
jpayne@69:         for item in valueList:
jpayne@69:             self['menu'].add_command(label=item,
jpayne@69:                     command=_setit(self.variable,item,self.command))
jpayne@69:         if value:
jpayne@69:             self.variable.set(value)
jpayne@69: 
jpayne@69: def _dyn_option_menu(parent):  # htest #
jpayne@69:     from tkinter import Toplevel # + StringVar, Button
jpayne@69: 
jpayne@69:     top = Toplevel(parent)
jpayne@69:     top.title("Tets dynamic option menu")
jpayne@69:     x, y = map(int, parent.geometry().split('+')[1:])
jpayne@69:     top.geometry("200x100+%d+%d" % (x + 250, y + 175))
jpayne@69:     top.focus_set()
jpayne@69: 
jpayne@69:     var = StringVar(top)
jpayne@69:     var.set("Old option set") #Set the default value
jpayne@69:     dyn = DynOptionMenu(top,var, "old1","old2","old3","old4")
jpayne@69:     dyn.pack()
jpayne@69: 
jpayne@69:     def update():
jpayne@69:         dyn.SetMenu(["new1","new2","new3","new4"], value="new option set")
jpayne@69:     button = Button(top, text="Change option set", command=update)
jpayne@69:     button.pack()
jpayne@69: 
jpayne@69: if __name__ == '__main__':
jpayne@69:     from idlelib.idle_test.htest import run
jpayne@69:     run(_dyn_option_menu)