from tkinter import *

top=Tk()

top.title("进制转换")

top.geometry("300x150")

s=""

t=[]

def er(m):

if m>1:

er(m//2)

global s

s=s+str(m%2)

def ba(n):

if n>7:

ba(n//8)

global s

s=s+str(n%8)

def sl(k):

if k>15:

sl(k//16)

global t

t.append(k%16)

def b1():

global s

global t

e1=int(entry1.get())

e2=int(entry2.get())

if e2==2:

er(e1)

label3.config(text=s)

s=''

elif e2==8:

ba(e1)

label3.config(text=s)

s=''

elif e2==16:

sl(e1)

for i in t:

if i==10:

s+="A"

elif i==11:

s+="B"

elif i==12:

s+="C"

elif i==13:

s+="D"

elif i==14:

s+="E"

elif i==15:

s+="F"

else:

s+=str(i)

label3.config(text=s)

s = ""

t = []

else:

label3.config("输入错误，请重新输入")

label1=Label(top,text="请输入十进制整数：")

label1.grid(row=0,column=0)

label2=Label(top,text="请选择进制转换（2/8/16）：")

label2.grid(row=1,column=0)

label3=Label(top,text="输出结果",fg='red',bg='#999999',height=3,width=20)

label3.grid(row=3,column=0,columnspan=2)

entry1=Entry(top,text='0')

entry1.grid(row=0,column=1)

entry2=Entry(top,text='1')

entry2.grid(row=1,column=1)

button1=Button(top,text="转换",command=b1)

button1.grid(row=2,column=0,columnspan=2)

top.mainloop()