-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathextra.py
96 lines (69 loc) · 3.44 KB
/
extra.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
import tkinter as tk
calculation = ""
def add_to_calculation(symbol):
global calculation
calculation += str(symbol)
text_result.config(state=tk.NORMAL)
text_result.delete(1.0, "end")
text_result.insert(1.0, calculation)
text_result.config(state=tk.DISABLED)
def evaluate_calculation():
global calculation
try:
result = str(eval(calculation))
calculation = ""
text_result.config(state=tk.NORMAL)
text_result.delete(1.0, "end")
text_result.insert(1.0, result)
text_result.config(state=tk.DISABLED)
except:
clear_field()
text_result.insert(1.0, "Error")
def clear_field():
global calculation
calculation = ""
text_result.config(state=tk.NORMAL)
text_result.delete(1.0, "end")
text_result.config(state=tk.DISABLED)
root = tk.Tk()
root.geometry("300x275")
root.title("Calculator App")
text_result = tk.Text(root, height=2, width=16, font=("Arial", 24))
text_result.grid(columnspan=5)
btn1 = tk.Button(root, text="1", command=lambda: add_to_calculation(1), width=5, font=("Arial", 14))
btn1.grid(row=2, column=1)
btn2 = tk.Button(root, text="2", command=lambda: add_to_calculation(2), width=5, font=("Arial", 14))
btn2.grid(row=2, column=2)
btn3 = tk.Button(root, text="3", command=lambda: add_to_calculation(3), width=5, font=("Arial", 14))
btn3.grid(row=2, column=3)
btn4 = tk.Button(root, text="4", command=lambda: add_to_calculation(4), width=5, font=("Arial", 14))
btn4.grid(row=3, column=1)
btn5 = tk.Button(root, text="5", command=lambda: add_to_calculation(5), width=5, font=("Arial", 14))
btn5.grid(row=3, column=2)
btn6 = tk.Button(root, text="6", command=lambda: add_to_calculation(6), width=5, font=("Arial", 14))
btn6.grid(row=3, column=3)
btn7 = tk.Button(root, text="7", command=lambda: add_to_calculation(7), width=5, font=("Arial", 14))
btn7.grid(row=4, column=1)
btn8 = tk.Button(root, text="8", command=lambda: add_to_calculation(8), width=5, font=("Arial", 14))
btn8.grid(row=4, column=2)
btn9 = tk.Button(root, text="9", command=lambda: add_to_calculation(9), width=5, font=("Arial", 14))
btn9.grid(row=4, column=3)
btn0 = tk.Button(root, text="0", command=lambda: add_to_calculation(0), width=5, font=("Arial", 14))
btn0.grid(row=5, column=2)
btn_plus = tk.Button(root, text="+", command=lambda: add_to_calculation("+"), width=5, font=("Arial", 14))
btn_plus.grid(row=2, column=4)
btn_minus = tk.Button(root, text="-", command=lambda: add_to_calculation("-"), width=5, font=("Arial", 14))
btn_minus.grid(row=3, column=4)
btn_mul = tk.Button(root, text="*", command=lambda: add_to_calculation("*"), width=5, font=("Arial", 14))
btn_mul.grid(row=4, column=4)
btn_div = tk.Button(root, text="/", command=lambda: add_to_calculation("/"), width=5, font=("Arial", 14))
btn_div.grid(row=5, column=4)
btn_open = tk.Button(root, text="(", command=lambda: add_to_calculation("("), width=5, font=("Arial", 14))
btn_open.grid(row=5, column=1)
btn_close = tk.Button(root, text=")", command=lambda: add_to_calculation(")"), width=5, font=("Arial", 14))
btn_close.grid(row=5, column=3)
btn_clear = tk.Button(root, text="C", command=clear_field, width=12, font=("Arial", 14))
btn_clear.grid(row=6, column=1, columnspan=2)
btn_equals = tk.Button(root, text="=", command=evaluate_calculation, width=12, font=("Arial", 14))
btn_equals.grid(row=6, column=3, columnspan=2)
root.mainloop()