https://github.com/psingh12354/calculator_gui_by_tkinter

This is my simple GUI based calculator that can take 2 input by user and perform some basic kind of operations such as addition subtraction and other 2
https://github.com/psingh12354/calculator_gui_by_tkinter

addition-subtraction calculator calculator-gui tkinter

Last synced: about 2 months ago
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This is my simple GUI based calculator that can take 2 input by user and perform some basic kind of operations such as addition subtraction and other 2

• Host: GitHub
• URL: https://github.com/psingh12354/calculator_gui_by_tkinter
• Owner: Psingh12354
• License: gpl-3.0
• Created: 2020-07-15T12:30:57.000Z (over 4 years ago)
• Default Branch: master
• Last Pushed: 2020-07-21T12:12:59.000Z (over 4 years ago)
• Last Synced: 2023-08-02T13:09:53.630Z (over 1 year ago)
• Topics: addition-subtraction, calculator, calculator-gui, tkinter
• Language: Python
• Homepage:
• Size: 23.4 KB
• Stars: 2
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
CALCULATOR_GUI_BY_TKINTER

This is my simple GUI based calculator that can take 2 input by user and perform some basic kind of operations such as addition subtraction and other 2

Click on the link to get the source code 

Click here Link


## Source Code

```

  

from tkinter import *

def btnClick(numbers):

    global operator

    operator=operator+str(numbers)

    text_Input.set(operator)

def btnClearDisplay():

    global operator

    operator=""

    text_Input.set("")

def btnEqualsInput():

    global operator

    sumup=str(eval(operator))

    text_Input.set(sumup)

    operator=""

root=Tk()

root.title("Calculator")

operator=""

text_Input = StringVar()

txtDislay=Entry(root,font=('arial',20,'bold'), textvariable=text_Input,bd=30,insertwidth=4,

                bg="burlywood1",justify='right',).grid(columnspan=4)

btn7=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="7",command=lambda : btnClick(7),bg="gray").grid(row=1,column=0)

btn8=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="8",command=lambda : btnClick(8),bg="gray").grid(row=1,column=1)

btn9=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="9",command=lambda : btnClick(9),bg="gray").grid(row=1,column=2)

Addition=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="+",command=lambda : btnClick("+"),bg="gray").grid(row=1,column=3)

btn4=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="6",command=lambda : btnClick(4),bg="gray").grid(row=2,column=0)

btn5=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="6",command=lambda : btnClick(5),bg="gray").grid(row=2,column=1)

btn6=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="6",command=lambda : btnClick(6),bg="gray").grid(row=2,column=2)

Subtraction=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="-",command=lambda : btnClick("-"),bg="gray").grid(row=2,column=3)

btn3=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="3",bg="gray",command=lambda : btnClick(3)).grid(row=3,column=0)

btn2=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="2",command=lambda : btnClick(2),bg="gray").grid(row=3,column=1)

btn1=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="1",command=lambda : btnClick(1),bg="gray").grid(row=3,column=2)

Multiplication=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="x",command=lambda : btnClick("*"),bg="gray").grid(row=3,column=3)

btn0=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="0",bg="gray",command=lambda : btnClick(0)).grid(row=4,column=0)

btnClear=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="C",bg="gray",command=btnClearDisplay).grid(row=4,column=1)

btnEquals=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="=",bg="gray",command=btnEqualsInput).grid(row=4,column=2)

Division=Button(root,padx=16,pady=16,bd=8,fg="black",font=('arial',20,'bold'),

            text="/",command=lambda : btnClick("/"),bg="gray").grid(row=4,column=3)

root.mainloop()

```

You can use this source code on your python platform.

### Thank You