opening new window in one window using Tkinter -- Help please

[Fredrik Lundh]

"Clara" wrote:

> I meant to write an application where there is a button in a window and
> when you click on the button, it will open a new window, but I want the
> first window to close, replaced by the second window.
> I open a login window and start the mainloop, when the user click on
> the login button, the __call__ function of VerifyProcessor is executed
> and it will call the new window which is the file manager window
> The thing is,.. I don't know how to exit the first mainloop and then
> display the second window...I even tried calling the mainloop again but
> a weird thing happens. I really need help because otherwise I'm stuck
> here and I can't complete my assignment. The following is my code:

you don't really have to start a new mainloop to create a new toplevel
window.  just call "withdraw" on first window, and create the second
(as a Toplevel), and Tkinter will take care of the rest.

</F>