스파르타 내일배움캠프 AI 사전과제 계산기

사전과제2 

파이썬으로 계산기 만들기 

 

 

계산기

 

 

 

 

import tkinter as tk

disValue = 0

operator = {'+':1,'-':2,'/':3,'*':4,'C':5,'=':6}

stovalue = 0

opPre = 0

def number_click(value):

    # print('숫자',value)

    global disValue

    disValue = (disValue*10) + value

    str_value.set(disValue)    

     

def clear():

    global disValue, stoValue, opPre

    stoValue = 0

    opPre = 0

    disValue = 0

    str_value.set(str(disValue))

def oprator_click(value):

    # print('명령', value)    

    global disValue, operator, stoValue, opPre

    op = operator[value]

    if op == 5:

        clear()

    elif disValue == 0:

        opPre = 0

    elif opPre == 0:

        opPre = 0

        stoValue = disValue

        disValue = 0

        str_value.set(str(disValue))

    elif op == 6:

        if opPre == 1: # +

            disValue = stoValue + disValue

        if opPre == 2: # -

            disValue = stoValue - disValue

        if opPre == 3: # /

            disValue = stoValue / disValue

        if opPre == 4: # *

            disValue = stoValue * disValue

        str_value.set(str(disValue))

        disValue = 0

        stoValue = 0

        opPre = 0

    else:

        clear()

 

 

 

 

def button_click(value):

    # print(value)

    try:

        value = int(value)

        number_click(value)

    except:

        oprator_click(value)

win = tk.Tk()

win.title('계산시')

str_value = tk.StringVar()

str_value.set(str(disValue))

dis = tk.Entry(win, textvariable=str_value, justify='right', bg = 'white', fg = 'red')

dis.grid(column=0, row=0, columnspan=4, ipadx=80, ipady=30)

CalItem =[['1','2','3','4'],

          ['5', '6', '7', '8'],

          ['9', '0', '+', '-'],

          ['/', '*', 'C', '=']]

for i,items in enumerate(CalItem):

    for k,itme in enumerate(items):

       

        try:

            color = int(itme)

            color = 'black'

        except:

            color = 'green'

       

        bt = tk.Button(win,

        text=itme,

        width=10,

        height=5,

        bg = color,

        fg = 'white',

        command=lambda cmd=itme: button_click(cmd)

        )

        bt.grid(column=k, row=(i+1))

win.mainloop()