python GUI --Model, View, Controller

GUI中Tkinter模块应用.

GUI关键:模型model、视图view和控制器controller

Python 2.7.6 (default, Nov 10 2013, 19:24:18) [MSC v.1500 32 bit (Intel)] on win32
Type "copyright", "credits" or "license()" for more information.
>>> # Initialization
>>> from Tkinter import *
>>> window = Tk()
>>> 
>>> # The model
>>> counter = IntVar()
>>> counter.set()

Traceback (most recent call last):
  File "", line 1, in 
    counter.set()
TypeError: set() takes exactly 2 arguments (1 given)
>>> counter.set(0)
>>> 
>>> # General controller
>>> def click(var,value):
	var.set(var.get()+value)

	
>>> # The views
>>> frame = Frame(window)
>>> frame.pack()
>>> 
>>> button = Button(frame, text="Up", command=lambda: click(counter,1))
>>> button.pack()
>>> 
>>> button = Button(frame, text="Down", command=lambda: click(counter,-1))
>>> button.pack()
>>> 
>>> label = Label(frame, textvariable=counter)
>>> label.pack()
>>> 
>>> window.mainloop()

python GUI --Model, View, Controller_第1张图片

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