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- from tkinter import *
- root = Tk()
- root.title("Calculator")
- e = Entry(root, width=35, borderwidth=5)
- e.grid(row=0, column=0, columnspan=3, padx=10, pady=10)
- # e.insert(0,"Enter your name")
- def button_click(number):
- current = e.get()
- e.delete(0, END)
- e.insert(0, str(current) + str(number))
- def button_clear():
- e.delete(0, END)
- def button_add():
- first_number = e.get()
- global f_num
- f_num = int(first_number)
- e.delete(0, END)
- def button_equal():
- second_number = e.get()
- e.delete(0, END)
- e.insert(0, f_num + int(second_number))
- rows = [3, 2, 1]
- columns = [0, 1, 2]
- i = 1
- for r in rows:
- for c in columns:
- Button(root, text=str(i), padx=40, pady=20, command=lambda: button_click(i)).grid(row=r, column=c)
- i += 1
- button_0 = Button(root, text="0", padx=40, pady=20, command=lambda: button_click(0)).grid(row=4, column=0)
- """
- button_1 = Button(root, text="1", padx=40, pady=20, command=lambda: button_click(1))
- button_2 = Button(root, text="2", padx=40, pady=20, command=lambda: button_click(2))
- button_3 = Button(root, text="3", padx=40, pady=20, command=lambda: button_click(3))
- button_4 = Button(root, text="4", padx=40, pady=20, command=lambda: button_click(4))
- button_5 = Button(root, text="5", padx=40, pady=20, command=lambda: button_click(5))
- button_6 = Button(root, text="6", padx=40, pady=20, command=lambda: button_click(6))
- button_7 = Button(root, text="7", padx=40, pady=20, command=lambda: button_click(7))
- button_8 = Button(root, text="8", padx=40, pady=20, command=lambda: button_click(8))
- button_9 = Button(root, text="9", padx=40, pady=20, command=lambda: button_click(9))
- button_0 = Button(root, text="0", padx=40, pady=20, command=lambda: button_click(0))
- button_1.grid(row=3, column=0)
- button_2.grid(row=3, column=1)
- button_3.grid(row=3, column=2)
- button_4.grid(row=2, column=0)
- button_5.grid(row=2, column=1)
- button_6.grid(row=2, column=2)
- button_7.grid(row=1, column=0)
- button_8.grid(row=1, column=1)
- button_9.grid(row=1, column=2)
- """
- button_add = Button(root, text="+", padx=39, pady=20, command=button_add)
- button_equal = Button(root, text="=", padx=91, pady=20, command=button_equal)
- button_clear = Button(root, text="Clear", padx=79, pady=20, command=button_clear)
- button_clear.grid(row=4, column=1, columnspan=2)
- button_add.grid(row=5, column=0)
- button_equal.grid(row=5, column=1, columnspan=2)
- root.mainloop()
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