Source Code Source code for an advanced calculator

[xperon]

Calculator Source Code in python
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import tkinter
from tkinter import *
from tkinter import messagebox

# setting up the tkinter window
root = tkinter.Tk()
root.geometry("450x500+200+200")
root.resizable(0,0)
root.title("Calculator")

val = ""
A = 0
operator = ""


#Hover button
def entered(event):
btnc.config(bg="#ff4117")

def left(event):
btnc.config(bg="#fc876d")

def entered_(event):
btnx.config(bg="#ffd500")

def left_(event):
btnx.config(bg="#faed5f")



# function for numerical button clicked

def btn_1_isclicked():
global val
val = val + "1"
data.set(val)

def btn_2_isclicked():
global val
val = val + "2"
data.set(val)

def btn_3_isclicked():
global val
val = val + "3"
data.set(val)

def btn_4_isclicked():
global val
val = val + "4"
data.set(val)

def btn_5_isclicked():
global val
val = val + "5"
data.set(val)

def btn_6_isclicked():
global val
val = val + "6"
data.set(val)

def btn_7_isclicked():
global val
val = val + "7"
data.set(val)

def btn_8_isclicked():
global val
val = val + "8"
data.set(val)

def btn_9_isclicked():
global val
val = val + "9"
data.set(val)

def btn_0_isclicked():
global val
val = val + "0"
data.set(val)

def btn_dot_isclicked():
global val
val = val + "."
data.set(val)


# functions for the operator button click
def btn_plus_clicked():
global A
global operator,val
A = float(val)
operator = "+"
val = val + "+"
data.set(val)

def btn_minus_clicked():
global A
global operator,val
A = float(val)
operator = "-"
val = val + "-"
data.set(val)

def btn_mult_clicked():
global A
global operator,val
A = float(val)
operator = "*"
val = val + "*"
data.set(val)

def btn_div_clicked():
global A
global operator,val
A = float(val)
operator = "/"
val = val + "/"
data.set(val)


def btn_exp_clicked():
global A
global operator,val
A = float(val)
operator = "^"
val = val + "^"
data.set(val)


def btn_c_pressed():
global A,operator,val
val = ""
A = 0
operator = ""
data.set(val)

def btn_x_pressed():
global A,operator,val
v = val[-1]
val = val[:len(val)-1]
if v in ['+','-','*','/']:
operator=""
operator = ""
data.set(val)


# function to find the result
def result():
global A,operator,val
val2 = val
if operator == "+":
x = float((val2.split("+")[1]))
C = A + x
val = str(C)
data.set(val)
elif operator == "-":
x = float((val2.split("-")[1]))
C = A - x
val = str(C)
data.set(val)
elif operator == "*":
x = float((val2.split("*")[1]))
C = A * x
val = str(C)
data.set(val)
elif operator == "/":
x = float((val2.split("/")[1]))
if x == 0:
messagebox.showerror("Error", "Division By 0 Not Supported")
A = ""
val = ""
data.set(val)
else:
C = A / x
data.set(C)
elif operator == "^":
x = float((val2.split("^")[1]))
C = A ** x
val = str(C)
data.set(val)
else:
#print(1)
if '+' in val2 or '-' in val2 or '*' in val2 or '/' in val2 or '^' in val2:
return
#print(2)
x=float(val2)
C = x * x
val = str(C)
data.set(val)

# the label that shows the result
data = StringVar()
lbl = Label(
root,
text = "Label",
anchor = SE,
font = ("Verdana", 20),
textvariable = data,
background = "#ffffff",
fg = "#000000",
)
lbl.pack(expand = True, fill = "both")

# the frames section
btnrow0 = Frame(root)
btnrow0.pack(expand = True, fill = "both")

btnrow1 = Frame(root)
btnrow1.pack(expand = True, fill = "both")

btnrow2 = Frame(root)
btnrow2.pack(expand = True, fill = "both")

btnrow3 = Frame(root)
btnrow3.pack(expand = True, fill = "both")

btnrow4 = Frame(root)
btnrow4.pack(expand = True, fill = "both")


# The buttons section
# button for frame 0
btnc = Button(
btnrow0,
text = "C",
font = ("Verdana", 22),
bg = "#fc876d",
relief = GROOVE,
border = 0,
command = btn_c_pressed,
)
btnc.pack(side = LEFT, expand = True, fill = "both",)
btnc.bind("<Enter>",entered)
btnc.bind("<Leave>", left)


btnx = Button(
btnrow0,
text = "Del",
font = ("Verdana", 22),
bg="#faed5f",
relief = GROOVE,
border = 0,
command = btn_x_pressed,
)
btnx.pack(side = LEFT, expand = True, fill = "both",)
btnx.bind("<Enter>",entered_)
btnx.bind("<Leave>", left_)

btnpower = Button(
btnrow0,
text = "exp",
font = ("Verdana", 22),
bg = "#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_exp_clicked,
)
btnpower.pack(side = LEFT, expand = True, fill = "both",)

btnsq = Button(
btnrow0,
text = "sq",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = result,
)
btnsq.pack(side = LEFT, expand = True, fill = "both",)


# button for frame 1
btn1 = Button(
btnrow1,
text = "1",
font = ("Verdana", 22),
bg = "#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_1_isclicked,
)
btn1.pack(side = LEFT, expand = True, fill = "both",)

btn2 = Button(
btnrow1,
text = "2",
font = ("Verdana", 22),
bg = "#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_2_isclicked,
)
btn2.pack(side = LEFT, expand = True, fill = "both",)

btn3 = Button(
btnrow1,
text = "3",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_3_isclicked,
)
btn3.pack(side = LEFT, expand = True, fill = "both",)

btnplus = Button(
btnrow1,
text = "+",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_plus_clicked,
)
btnplus.pack(side = LEFT, expand = True, fill = "both",)

# buttons for frame 2

btn4 = Button(
btnrow2,
text = "4",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_4_isclicked,
)
btn4.pack(side = LEFT, expand = True, fill = "both",)

btn5 = Button(
btnrow2,
text = "5",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_5_isclicked,
)
btn5.pack(side = LEFT, expand = True, fill = "both",)

btn6 = Button(
btnrow2,
text = "6",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_6_isclicked,
)
btn6.pack(side = LEFT, expand = True, fill = "both",)

btnminus = Button(
btnrow2,
text = "-",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_minus_clicked,
)
btnminus.pack(side = LEFT, expand = True, fill = "both",)

# button for frame 3

btn7 = Button(
btnrow3,
text = "7",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_7_isclicked,
)
btn7.pack(side = LEFT, expand = True, fill = "both",)

btn8 = Button(
btnrow3,
text = "8",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_8_isclicked,
)
btn8.pack(side = LEFT, expand = True, fill = "both",)

btn9 = Button(
btnrow3,
text = "9",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_9_isclicked,
)
btn9.pack(side = LEFT, expand = True, fill = "both",)

btnmult = Button(
btnrow3,
text = "*",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_mult_clicked,
)
btnmult.pack(side = LEFT, expand = True, fill = "both",)

# button for frame4
btndot = Button(
btnrow4,
text = ".",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_dot_isclicked,
)
btndot.pack(side = LEFT, expand = True, fill = "both",)


btn0 = Button(
btnrow4,
text = "0",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_0_isclicked,
)
btn0.pack(side = LEFT, expand = True, fill = "both",)

btnequal = Button(
btnrow4,
text = "=",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = result,
)
btnequal.pack(side = LEFT, expand = True, fill = "both",)

btndiv = Button(
btnrow4,
text = "/",
font = ("Verdana", 22),
bg="#b9ebfa",
relief = GROOVE,
border = 0,
command = btn_div_clicked,
)
btndiv.pack(side = LEFT, expand = True, fill = "both",)

root.mainloop()

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