# base class for tk common dialogues # # this module provides a base class for accessing the common # dialogues available in Tk 4.2 and newer. use filedialog, # colorchooser, and messagebox to access the individual # dialogs. # # written by Fredrik Lundh, May 1997 # from tkinter import * class Dialog: command = None def __init__(self, master=None, **options): if not master: master = options.get('parent') self.master = master self.options = options def _fixoptions(self): pass # hook def _fixresult(self, widget, result): return result # hook def show(self, **options): # update instance options for k, v in options.items(): self.options[k] = v self._fixoptions() # we need a dummy widget to properly process the options # (at least as long as we use Tkinter 1.63) w = Frame(self.master) try: s = w.tk.call(self.command, *w._options(self.options)) s = self._fixresult(w, s) finally: try: # get rid of the widget w.destroy() except: pass return s