#! /usr/bin/python

import Tkinter as T
import tkFont as Tf
import tkMessageBox as M
import time
import threading as Th
import Queue
"""
the bug : 
when clicking on the label as indicated in the label...
if I let the button pushed and go out of the menu 
the menu doesn't pop down 
if I iconnify the window the menu doesn't behave in a transient way
it stay raised.
 
"""

class PopUpMenu(T.Menu):
	def __init__(self,frameOwner,bindTo=None):
		T.Menu.__init__(self,frameOwner,tearoff=0)
		#self.winfo_toplevel().wm_transient(self)
		if bindTo:
			self.bind_to(bindTo)
		self.populate()
	def populate(self):
		pass
	def do_popup(self,event):
		# display the popup menu
		try:
			self.tk_popup(event.x_root, event.y_root, 0)
		finally:
			# make sure to release the grab (Tk 8.0a1 only)
			self.grab_release()
	def bind_to (self,w):
		w.bind("<Button-3>", self.do_popup)

class MyPopUp(PopUpMenu):
	def populate(self):
		self.add_command(label="Next") # , command=next) etc...
		self.add_command(label="Previous")
		self.add_separator()
		self.add_command(label="Home")



class Window(object):
	def __init__(self):

		self.frame=T.Tk()
		self.frame.geometry("250x150+300+300")
		self.create_widgets()

		self.frame.mainloop()



	def create_widgets(self):
		b = T.Button(self.frame, text="Quit", 
			     command=self.frame.destroy)
		b.pack()
		l = T.Label(self.frame, 
			  text="Right-click to display menu", 
			  width=40, height=20)
		l.pack()
		p=MyPopUp(self.frame,l)


if __name__ == "__main__":
	
        cw=Window()