# Creating a window with a menu bar
#
# This code inspired by
# http://www.pythonware.com/library/tkinter/introduction/x5819-patterns.htm

from Tkinter import *

root = None

def hello():
    print "hello!"
   
def main():
    global root
    root = Tk()

    # Just put something in the window
    lbl = Label(root, text="test")
    lbl.pack()
    
    # create a toplevel menu
    menubar = Menu(root)

    # create a pulldown menu, and add it to the menu bar
    filemenu = Menu(menubar)
    filemenu.add_command(label="Open", command=hello)
    filemenu.add_command(label="Save", command=hello)
    filemenu.add_separator()
    filemenu.add_command(label="Exit", command=root.destroy)
    menubar.add_cascade(label="File", menu=filemenu)

    # Create another menu item named Hello
    helloMenu = Menu(menubar)
    helloMenu.add_command(label="Say hello", command=hello)
    menubar.add_cascade(label="Hello", menu=helloMenu)

    # Create a submenu under the Hello Menu
    subHello = Menu(helloMenu) # My parent is the helloMenu
    subHello.add_command(label="English", command=hello) # Menu Item 1
    subHello.add_command(label="Spanish", command=hello) # Menu Item 2
    subHello.add_command(label="Chinese", command=hello) # Menu Item 3
    subHello.add_command(label="French", command=hello)  # Menu Item 4

    # Add sub menu into parent with the label International Hello
    helloMenu.add_cascade(label="International Hello", menu=subHello) 

    # display the menu
    root.config(menu=menubar)  
    root.title = "Menu Test"

    root.mainloop()

main()