|
马上注册,结交更多好友,享用更多功能^_^
您需要 登录 才可以下载或查看,没有账号?立即注册
x
本帖最后由 weiter 于 2020-3-7 21:15 编辑
- from tkinter import *
- root = Tk()
- def a():
- e1.insert(END, '1')
- def b():
- e1.insert(END, '2')
- def c():
- e1.insert(END, '3')
- def d():
- e1.insert(END, '+')
- def e():
- e1.insert(END, '4')
- def f():
- e1.insert(END, '5')
- def g():
- e1.insert(END, '6')
-
- def h():
- e1.insert(END, '-')
- def i():
- e1.insert(END, '7')
-
- def j():
- e1.insert(END, '8')
-
- def k():
- e1.insert(END, '9')
-
- def l():
- e1.insert(END, '*')
-
- def m():
- e1.insert(END, '.')
-
- def n():
- e1.insert(END, '0')
-
- def o():
- x = eval(e1.get())
- e2.delete(0, END)
- e2.insert(0, x)
- def p():
- e1.insert(END, '/')
- def AC():
- e1.delete(0, END)
- e2.delete(0, END)
-
- Label(root, text='算式:').grid(row=0,column=0, columnspan=1, padx=5, pady=2)
- Label(root, text='结果:').grid(row=1,column=0, columnspan=1, padx=5, pady=2)
- e1 = Entry(root)
- e2 = Entry(root)
- e1.grid(row=0,column=1, columnspan=3, padx=5, pady=2)
- e2.grid(row=1,column=1, columnspan=3, padx=5, pady=2)
- Button(root, text='1', command=a).grid(row=2,column=0, padx=5, pady=2)
- Button(root, text='2', command=b).grid(row=2,column=1, padx=5, pady=2)
- Button(root, text='3', command=c).grid(row=2,column=2, padx=5, pady=2)
- Button(root, text='加', command=d).grid(row=2,column=3, padx=5, pady=2)
- Button(root, text='4', command=e).grid(row=3,column=0, padx=5, pady=2)
- Button(root, text='5', command=f).grid(row=3,column=1, padx=5, pady=2)
- Button(root, text='6', command=g).grid(row=3,column=2, padx=5, pady=2)
- Button(root, text='减', command=h).grid(row=3,column=3, padx=5, pady=2)
- Button(root, text='7', command=i).grid(row=4,column=0, padx=5, pady=2)
- Button(root, text='8', command=j).grid(row=4,column=1, padx=5, pady=2)
- Button(root, text='9', command=k).grid(row=4,column=2, padx=5, pady=2)
- Button(root, text='乘', command=l).grid(row=4,column=3, padx=5, pady=2)
- Button(root, text='▪', command=m).grid(row=5,column=0, padx=5, pady=2)
- Button(root, text='0', command=n).grid(row=5,column=1, padx=5, pady=2)
- Button(root, text='=', command=o).grid(row=5,column=2, padx=5, pady=2)
- Button(root, text='除', command=p).grid(row=5,column=3, padx=5, pady=2)
- Button(root, text=' AC ', command=AC).grid(row=6,column=0, columnspan=4, padx=5, pady=2)
- mainloop()
复制代码
下一篇:计算器第二弹 |
|