python随笔

import tkinter as tk

window=tk.Tk()
window.title('my window')
window.geometry('300x100')

var=tk.StringVar()
l=tk.Label(window,textvariable=var,bg='green',font=('Arial',12),width=15,
height=2)
l.pack()

on_hit=False

def hit_me():
global on_hit
if on_hit==False:
on_hit=True
var.set('you hit me')
else:
on_hit=False
var.set('')

b=tk.Button(window,text='hit me',width=15,
height=2,command=hit_me)
b.pack()

window.mainloop()

import tkinter as tk

window = tk.Tk()
window.title('my window')
window.geometry('300x100')

l = tk.Label(window,
text='OMG! this is TK!', # 标签的文字
bg='green', # 背景颜色
font=('Arial', 12), # 字体和字体大小
width=15, height=2) # 标签长宽
l.pack() # 固定窗口位置

window.mainloop()

# 这里是窗口的内容