How to make an interactive list with python + tkinter? -

well, want make program takes set of variables database , shows them in list. thinking using listbox widget, when tried before didn't show interactive. i'm going list that, when item double-clicked, show more information said item in window. also, want organized, shows, when still in list, items informations in boxes, , not in single string, in listbox widget. obvious now, i'm beginner tkinter, me lot.

have @ idlelib.scrolledlist

110    # methods override specific actions 111 112    def fill_menu(self): 113        pass 114 115    def on_select(self, index): 116        pass 117 118    def on_double(self, index): 119        pass 

you can subclass or put methods created object. these methods need?