# L-30 MCS 260 Mon 5 Nov 2007 : guihello2.py
#
# Hello world with a Graphical User Interface.
# After displaying "Who's there?", the user
# can type in a name, and after pressing the
# enter button, a new window will pop up,
# displaying hello followed by the name.

from Tkinter import *
import tkMessageBox

top = Tk()
Label(top,text="Who's there ? ").grid(row=0)
e = Entry(top)
e.grid(row=0,column=1)

def hello():
   "opens a window to say hello"
   s = 'hello ' + e.get()
   tkMessageBox.showinfo("enter",s)

b = Button(top,text="enter",command=hello)
b.grid(row=1,column=1)
top.mainloop()