Make a Tkinter Toplevel active

Question

I am trying to make a Toplevel widget that is the active window on the screen (I want it so that if you press Enter, it exits the window. I already h

Answer 1

None of the above suggestions worked for me on Mac OS El Capitan, but this does:

class Window(Tk.Toplevel):
    ...
    def setActive(self):
        self.lift()
        self.focus_force()
        self.grab_set()
        self.grab_release()
    ...