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Commit d903ac0

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Merge pull request avinashkranjan#1778 from slayerrr12/master
Updated the calculator with some extra functions [GSSOC '23]
2 parents 7568041 + 38cb338 commit d903ac0

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+100
-114
lines changed

1 file changed

+100
-114
lines changed

‎Binary-Calculator-GUI/script.py

Lines changed: 100 additions & 114 deletions
Original file line numberDiff line numberDiff line change
@@ -1,124 +1,87 @@
11
from tkinter import *
2+
23
window = Tk()
34
window.title("Standard Binary Calculator")
45
window.resizable(0, 0)
56

6-
7+
# Function to clear the entry field
78
def f1():
89
s = e1_val.get()
910
e1.delete(first=0, last=len(s))
1011

11-
12+
# Function to add "1" to the entry field
1213
def f2():
1314
s = e1_val.get()
1415
e1.insert(END, "1")
1516

16-
17+
# Function to add "0" to the entry field
1718
def f3():
1819
s = e1_val.get()
1920
e1.insert(END, "0")
2021

21-
22+
# Function to evaluate the expression and display the result
2223
def f4():
23-
x = 0
2424
s = e1_val.get()
25-
for i in range(0, len(s)):
26-
if s[i] == '/' or s[i] == 'X' or s[i] == '+' or s[i] == '-':
27-
a = s[0:i]
28-
b = s[i + 1:len(s)]
29-
if s[i] == '-':
30-
x = sub(int(a), int(b))
31-
elif s[i] == '/':
32-
x = int(int(a) / int(b))
33-
elif s[i] == 'X':
34-
x = int(int(a) * int(b))
35-
elif s[i] == '+':
36-
x = int(add(int(a), int(b)))
37-
25+
result = evaluate_expression(s)
3826
e1.delete(first=0, last=len(s))
39-
e1.insert(END, "")
40-
e1.insert(END, str(x))
27+
e1.insert(END, result)
28+
29+
# Function to add "+" operator to the entry field
30+
def f5():
31+
e1.insert(END, "+")
32+
33+
# Function to add "-" operator to the entry field
34+
def f6():
35+
e1.insert(END, "-")
36+
37+
# Function to add "/" operator to the entry field
38+
def f7():
39+
e1.insert(END, "/")
4140

41+
# Function to add "X" operator to the entry field
42+
def f8():
43+
e1.insert(END, "X")
44+
45+
# Function to negate the sign of the number in the entry field
46+
def negate():
47+
s = e1_val.get()
48+
if s.startswith("-"):
49+
e1_val.set(s[1:])
50+
else:
51+
e1_val.set("-" + s)
4252

43-
def bin_to_dec(n):
53+
# Function to delete the last character in the entry field
54+
def backspace():
55+
s = e1_val.get()
56+
e1_val.set(s[:-1])
57+
58+
# Function to convert binary to decimal
59+
def binary_to_decimal(n):
4460
num = n
4561
dec_value = 0
4662
base = 1
4763
temp = num
48-
while (temp):
64+
while temp:
4965
last_digit = temp % 10
50-
temp = int(temp / 10)
51-
66+
temp = temp // 10
5267
dec_value += last_digit * base
5368
base = base * 2
5469
return dec_value
5570

56-
57-
def add(x, y):
58-
a = bin_to_dec(x)
59-
b = bin_to_dec(y)
60-
c = a + b
61-
d = bin(c).replace("0b", "")
62-
return d
63-
64-
65-
def sub(x, y):
66-
a = bin_to_dec(x)
67-
b = bin_to_dec(y)
68-
c = a - b
69-
d = bin(c).replace("0b", "")
70-
return d
71-
72-
73-
def f5():
74-
x = 0
75-
s = e1_val.get()
76-
flag = 1
77-
for i in range(0, len(s)):
78-
if s[i] == '/' or s[i] == 'X' or s[i] == '+' or s[i] == '-':
79-
flag = 0
80-
a = s[0:i]
81-
b = s[i + 1:len(s)]
82-
if s[i] == '-':
83-
x = sub(int(a), int(b))
84-
elif s[i] == '/':
85-
x = int(int(a) / int(b))
86-
elif s[i] == 'X':
87-
x = int(int(a) * int(b))
88-
elif s[i] == '+':
89-
x = int(add(int(a), int(b)))
90-
if flag == 0:
91-
e1.delete(first=0, last=len(s))
92-
e1.insert(END, str(x))
93-
e1.insert(END, "+")
94-
95-
96-
def f6():
97-
x = 0
98-
s = e1_val.get()
99-
flag = 1
100-
for i in range(0, len(s)):
101-
if s[i] == '/' or s[i] == 'X' or s[i] == '+' or s[i] == '-':
102-
flag = 0
103-
a = s[0:i]
104-
b = s[i + 1:len(s)]
105-
if s[i] == '-':
106-
x = sub(int(a), int(b))
107-
elif s[i] == '/':
108-
x = int(int(a) / int(b))
109-
elif s[i] == 'X':
110-
x = int(int(a) * int(b))
111-
elif s[i] == '+':
112-
x = int(add(int(a), int(b)))
113-
if flag == 0:
114-
e1.delete(first=0, last=len(s))
115-
e1.insert(END, str(x))
116-
e1.insert(END, "-")
117-
118-
119-
def f7():
71+
# Function to convert decimal to binary
72+
def decimal_to_binary(n):
73+
if n == 0:
74+
return '0'
75+
binary = ''
76+
while n > 0:
77+
binary = str(n % 2) + binary
78+
n = n // 2
79+
return binary
80+
81+
# Function to evaluate the expression
82+
def evaluate_expression(expression):
12083
x = 0
121-
s = e1_val.get()
84+
s = expression
12285
flag = 1
12386
for i in range(0, len(s)):
12487
if s[i] == '/' or s[i] == 'X' or s[i] == '+' or s[i] == '-':
@@ -134,50 +97,48 @@ def f7():
13497
elif s[i] == '+':
13598
x = int(add(int(a), int(b)))
13699
if flag == 0:
137-
e1.delete(first=0, last=len(s))
138-
e1.insert(END, str(x))
139-
e1.insert(END, "/")
100+
return str(x)
101+
return ""
140102

103+
# Function to perform binary addition
104+
def add(x, y):
105+
a = binary_to_decimal(x)
106+
b = binary_to_decimal(y)
107+
c = a + b
108+
d = decimal_to_binary(c)
109+
return d
141110

142-
def f8():
143-
x = 0
144-
s = e1_val.get()
145-
flag = 1
146-
for i in range(0, len(s)):
147-
if s[i] == '/' or s[i] == 'X' or s[i] == '+' or s[i] == '-':
148-
flag = 0
149-
a = s[0:i]
150-
b = s[i + 1:len(s)]
151-
if s[i] == '-':
152-
x = sub(int(a), int(b))
153-
elif s[i] == '/':
154-
x = int(int(a) / int(b))
155-
elif s[i] == 'X':
156-
x = int(int(a) * int(b))
157-
elif s[i] == '+':
158-
x = int(add(int(a), int(b)))
159-
if flag == 0:
160-
e1.delete(first=0, last=len(s))
161-
e1.insert(END, str(x))
162-
e1.insert(END, "X")
163-
111+
# Function to perform binary subtraction
112+
def sub(x, y):
113+
a = binary_to_decimal(x)
114+
b = binary_to_decimal(y)
115+
c = a - b
116+
d = decimal_to_binary(c)
117+
return d
164118

119+
# Creating a StringVar to store the value of the entry field
165120
e1_val = StringVar()
121+
122+
# Creating the entry field
166123
e1 = Entry(window, textvariable=e1_val, width=50)
167124
e1.grid(row=0, column=0, columnspan=4)
168125

126+
# Creating number buttons
169127
b1 = Button(window, text="1", width=8, height=2, command=f2)
170128
b1.grid(row=1, column=0)
171129

172130
b0 = Button(window, text="0", width=8, height=2, command=f3)
173131
b0.grid(row=1, column=1)
174132

133+
# Creating clear button
175134
clear = Button(window, text="C", width=8, height=2, command=f1)
176135
clear.grid(row=1, column=2)
177136

137+
# Creating equals button
178138
beq = Button(window, text="=", width=8, height=2, command=f4)
179139
beq.grid(row=1, column=3)
180140

141+
# Creating operator buttons
181142
badd = Button(window, text="+", width=8, height=2, command=f5)
182143
badd.grid(row=2, column=0)
183144

@@ -190,4 +151,29 @@ def f8():
190151
bdiv = Button(window, text="/", width=8, height=2, command=f7)
191152
bdiv.grid(row=2, column=3)
192153

154+
# Creating additional buttons
155+
bnegate = Button(window, text="+/-", width=8, height=2, command=negate)
156+
bnegate.grid(row=3, column=0)
157+
158+
bbackspace = Button(window, text="⌫", width=8, height=2, command=backspace)
159+
bbackspace.grid(row=3, column=1)
160+
161+
bbinary = Button(window, text="Bin to Dec", width=12, height=2, command=on_binary)
162+
bbinary.grid(row=3, column=2)
163+
164+
bdecimal = Button(window, text="Dec to Bin", width=12, height=2, command=on_decimal)
165+
bdecimal.grid(row=3, column=3)
166+
167+
# Function to convert binary to decimal and update entry field
168+
def on_binary():
169+
s = e1_val.get()
170+
decimal = binary_to_decimal(s)
171+
e1_val.set(decimal_to_binary(decimal))
172+
173+
# Function to convert decimal to binary and update entry field
174+
def on_decimal():
175+
s = e1_val.get()
176+
binary = decimal_to_binary(int(s))
177+
e1_val.set(binary)
178+
193179
window.mainloop()

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