from tkinter import *
from random import randint
from time import sleep
win = Tk()
win.geometry("210x290+0+0") #win.geometry("210x325+0+-40")
win.title("BCRS Calculator")
win.resizable(0, 0)
win.config(bg="lightblue")
s = StringVar()
S, fullString, first, second, result, oper = "", "", 0, 0, 0, ''
refreshResult = 'F'
def ifMinus():
global fullString
if fullString == '':
global result, S
result = 0
S = '-'
fullString = '-'
lbl0.configure(text=fullString)
lbl1.configure(text=S)
else:
ifBinary('-') # Invoke ifBinary(char)
def ifBinary(char):
global first, oper, S, fullString
first = float(S) # Storing 1st operand
#btnPlus.config(state=DISABLED); btnMinus.config(state=DISABLED);
#btnInto.config(state=DISABLED); btnBy.config(state=DISABLED);
oper = char
S = ''
fullString += " " + str(char) + " "
lbl0.configure(text=fullString)
def ifEnter():
global first, second, oper, result
second = float(S) # Storing 2nd operand
btnPlus.config(state=NORMAL); btnMinus.config(state=NORMAL)
btnInto.config(state=NORMAL); btnBy.config(state=NORMAL)
result = eval(fullString)
if result != int(result):
result = round(result, 6)
else:
result = int(result)
print(first, second, result)
lbl0.configure(text=str(fullString))
lbl1.configure(text=str(result))
global refreshResult
refreshResult = 'T'
setBg()
def Click(char):
global s, S, result, first, second, fullString, oper, refreshResult
result = 0
if refreshResult == 'T':
S = ''
result = 0
fullString = ''
lbl0.config(text=fullString)
refreshResult = 'F'
if str(char) in "1234567890.":
S += str(char) # Storing each digit in 1st/2nd operand
lbl1.configure(text=S)
fullString += str(char)
if char == "=":
fullString = ""
lbl0.configure(text=fullString)
def Clear():
txt1.delete(0, END)
def Add():
pass
lbl0 = Label(win, width=26, bg="grey", font=("Arial", 10, "bold"), text="", anchor="e", padx=0)#, textvariable=s)
lbl0.place(x=0, y=6)
lbl1 = Label(win, width=11, bg="grey", font=("Arial", 22, "bold"), text="0", anchor="e", padx=4)#, textvariable=s)
lbl1.place(x=0, y=26)
#txt1 = Entry(win, width=13, bg="grey", font=("Arial", 20, "bold"), text="0", justify="r")#, textvariable=s)
#txt1.place(x=6, y=280)
btnBack = Button(win, text="←", padx=2, pady=2, command=Click, font=("Arial", 13, "bold"), bg="lightgrey", bd=3); btnBack.place(x=5, y=72)
btnCE = Button(win, text="Œ", padx=3, pady=2, command=Clear, font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btnCE.place(x=46, y=72)
btnPlMin = Button(win, text="±", padx=5, pady=2, command=Click, font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btnPlMin.place(x=88, y=72)
btnSq = Button(win, text="x²", padx=3, pady=2, command=Click, font=("Arial", 13, "bold"), bg="lightgrey", bd=3); btnSq.place(x=127, y=72)
btnSqrt = Button(win, text="√", padx=7, pady=2, command=Click, font=("Arial", 13, "bold"), bg="lightgrey", bd=3); btnSqrt.place(x=168, y=72)
btn7 = Button(win, text="7", padx=5, pady=2, command=lambda:Click(7), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn7.place(x=5, y=114)
btn8 = Button(win, text="8", padx=5, pady=2, command=lambda:Click(8), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn8.place(x=45, y=114)
btn9 = Button(win, text="9", padx=5, pady=2, command=lambda:Click(9), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn9.place(x=85, y=114)
btnBy = Button(win, text="÷", padx=6, pady=2, command=lambda:ifBinary('/'), font=("Arial", 13, "bold"), bg="lightgrey", bd=3); btnBy.place(x=125, y=114)
btnPerc = Button(win, text="%", padx=4, pady=2, command=Click, font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btnPerc.place(x=165, y=114)
btn4 = Button(win, text="4", padx=5, pady=2, command=lambda:Click(4), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn4.place(x=5, y=158)
btn5 = Button(win, text="5", padx=5, pady=2, command=lambda:Click(5), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn5.place(x=45, y=158)
btn6 = Button(win, text="6", padx=5, pady=2, command=lambda:Click(6), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn6.place(x=85, y=158)
btnInto = Button(win, text="*", padx=6, pady=2, command=lambda:ifBinary('*'), font=("Arial", 13, "bold"), bg="lightgrey", bd=3); btnInto.place(x=125, y=158)
reci = '\u00B9\u2044\u0078'
btnReci = Button(win, text=reci, padx=2, pady=2, command=Click, font=("Arial", 13, "bold"), bg="lightgrey", bd=3); btnReci.place(x=165, y=158)
btn1 = Button(win, text="1", padx=5, pady=2, command=lambda:Click(1), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn1.place(x=5, y=200)
btn2 = Button(win, text="2", padx=5, pady=2, command=lambda:Click(2), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn2.place(x=45, y=200)
btn3 = Button(win, text="3", padx=5, pady=2, command=lambda:Click(3), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn3.place(x=85, y=200)
btnMinus = Button(win, text="–", padx=5, pady=2, command=ifMinus, font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btnMinus.place(x=125, y=200)
enter = '\u23ce'
btnEnter = Button(win, text=enter, padx=0, pady=20, command=ifEnter, font=("Arial", 14, "bold"), bg="lightgrey", bd=3); btnEnter.place(x=165, y=200)
btn0 = Button(win, text="0", padx=25, pady=2, command=lambda:Click(0), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btn0.place(x=5, y=243)
btnPoint = Button(win, text=".", padx=7, pady=2, command=lambda:Click('.'), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btnPoint.place(x=85, y=243)
btnPlus = Button(win, text="+", padx=5, pady=2, command=lambda:ifBinary('+'), font=("Arial", 12, "bold"), bg="lightgrey", bd=3); btnPlus.place(x=125, y=243)
def setBg():
col3 = "#"
for col1 in range(randint(0, 1000000), randint(10000000, 16777215), randint(100000, 1000000)):
col2 = hex(col1)
if col1 < 16:
col3 += "00000"
elif col1 < 256:
col3 += "0000"
elif col1 < 4096:
col3 += "000"
elif col1 < 65536:
col3 += "00"
elif col1 < 1048576:
col3 = "#0"
else:
col3 = "#"
col3 += col2[2:]
win.config(bg=col3)
sleep(0.001)
win.update_idletasks()
col3 = "#"
win.mainloop()
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