tkinter-demo.py

from Tkinter import *

def fn(*args):
  messagebox.showinfo(content.get())

root = Tk()
root.title("Google")

main = Frame(root)
main.pack()

img = PhotoImage(file = 'google-logo.gif')
lbl = Label(main, text = "test")
lbl[ 'image' ] = img;
lbl.pack()


content = StringVar()
content.set("google")
txt = Entry(main, textvariable = content)
txt.pack()

btn = Button(main, text = "Hello World", command = fn)
# btn[ 'style' ] = 'NuclearReactor.TButton'
btn.pack()
btn.invoke()

# cmb = Tkinter.Combobox(main)
# cmb.pack()

items = StringVar(value = ( "a", "b" ))
lst = Listbox(main, listvariable = items)
lst.pack()

# bar = Progressbar(main)
# bar.pack()

scale = Scale(main, orient=HORIZONTAL)
scale.pack()

# book = Notebook(main)
# book.pack()

canvas = Canvas(main)
canvas.pack()
canvas.create_line(10, 10, 200, 50)


# tree = Treeview(main)
# tree.pack()

menu = Menu(root)

root.minsize(200,100)
root.geometry('500x500-300+300')

root.bind("<Return>", fn)
root.mainloop()