Python用Tkinter实现圆的半径 面积 周长 知一求二程序

Python用Tkinter实现圆的半径 面积 周长 知一求二程序

import tkinter as tk
from tkinter import messagebox
from tkinter import *app = tk.Tk()
app.title('圆的半径 面积 周长 知一求二程序')
app.geometry('425x125')label1 = tk.Label(app, text="半径")
label2 = tk.Label(app, text="面积")
label3 = tk.Label(app, text="周长")label1.grid(row=0)
label2.grid(row=1)
label3.grid(row=2)entryx=Entry(app,font=("宋体",20))
entryy=Entry(app,font=("宋体",20))
entryz=Entry(app,font=("宋体",20))entryx.grid(row=0,column=1)
entryy.grid(row=1,column=1)
entryz.grid(row=2,column=1)import math
class ACricle(object):def __init__(self,r):self.r = rdef get_area(self):return math.pi * math.pow(self.r, 2)def get_perimeter(self):return 2 * math.pi * self.rclass BCricle(object):def __init__(self,s):self.s = sdef get_radius(self):return math.pow((self.s/math.pi),0.5)def get_2perimeter(self):return math.pow((self.s/math.pi),0.5)*2*math.piclass CCricle(object):def __init__(self,p):self.p = pdef get_2radius(self):return self.p/(2*math.pi)def get_2area(self):return math.pow((self.p/(2*math.pi)),2)*math.pidef is_number(s):try:float(s)return Trueexcept ValueError:passtry:import unicodedataunicodedata.numeric(s)return Trueexcept (TypeError, ValueError):passreturn Falsedef ok1():if is_number(entryx.get()):r = float(entryx.get())if r<=0 :messagebox.showinfo(title='提示信息', message=u'您的输入无效！')else:a = ACricle(r)messagebox.showinfo(title='面积与周长', message=f'圆面积:{a.get_area()}圆周长:{a.get_perimeter()}')else:messagebox.showinfo("提示", "您输入有误！")returnapp.destroy()
def ok2():if is_number(entryx.get()):s = float(entryy.get())if s<=0 :messagebox.showinfo(title='提示信息', message=u'您的输入无效！')else:b = BCricle(s)messagebox.showinfo(title='半径与周长', message=f'圆半径:{b.get_radius()}圆周长:{b.get_2perimeter()}')else:messagebox.showinfo("提示", "您输入有误！")returnapp.destroy()
def ok3():if is_number(entryx.get()):p = float(entryz.get())if p<=0 :messagebox.showinfo(title='提示信息', message=u'您的输入无效！')else:c = CCricle(p)messagebox.showinfo(title='半径与面积', message=f'圆半径:{c.get_2radius()}圆面积:{c.get_2area()}')else:messagebox.showinfo("提示", "您输入有误！")returnapp.destroy()b1 = tk.Button(app,text='确定',width=10,command=ok1)
b1.grid(row=0,column=2)
b2 = tk.Button(app,text='确定',width=10,command=ok2)
b2.grid(row=1,column=2)
b3 = tk.Button(app,text='确定',width=10,command=ok3)
b3.grid(row=2,column=2)app.mainloop()