#####################################################
# 4 demo class components (subframes) on one window;
# there are 5 Quitter buttons on this one window too;
# guis can be reused as frames, windows, processes;
#####################################################

from Tkinter import *
from quitter import Quitter
demoModules = ['demoDlg', 'demoCheck', 'demoRadio', 'demoScale'] 
parts = []

def addComponents(root):
    for demo in demoModules:
        module = __import__(demo)                     # import by name string
        part = module.Demo(root)                      # attach an instance
        part.config(bd=2, relief=GROOVE)
        part.pack(side=LEFT, fill=BOTH) 
        parts.append(part)                            # change list in-place

def dumpState():
    for part in parts:                                # run demo report if any
        print part.__module__ + ':',
        if hasattr(part, 'report'):
           part.report()
        else:
           print 'none'

root = Tk()                                        # default toplevel window
Label(root, text='Multiple Frame demo', bg='white').pack()
Button(root, text='States', command=dumpState).pack(fill=X)
Quitter(root).pack(expand=YES, fill=X)
addComponents(root)
mainloop()