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Автор темы
- #1
(2)
Код 2 калькулятора:
import tkinter as tk
import math
from tkinter import ttk
def add_to_display(number):
display.insert(tk.END, number)
def clear_display():
display.delete(0, tk.END)
def calculate():
try:
expression = display.get()
if "sin" in expression:
angle = float(expression.split("sin")[1])
result = str(math.sin(angle))
elif "cos" in expression:
angle = float(expression.split("cos")[1])
result = str(math.cos(angle))
elif "tan" in expression:
angle = float(expression.split("tan")[1])
result = str(math.tan(angle))
else:
result = str(eval(expression))
clear_display()
add_to_display(result)
except Exception:
clear_display()
add_to_display("Ошибка")
root = tk.Tk()
root.title("Calculator")
root.configure(background='black')
mainframe = ttk.Frame(root, padding="10 10 10 10")
mainframe.grid(column=0, row=0, sticky=(tk.N, tk.W, tk.E, tk.S))
mainframe.columnconfigure(0, weight=1)
mainframe.rowconfigure(0, weight=1)
display = ttk.Entry(mainframe, justify="right")
display.grid(column=0, row=0, columnspan=4, padx=5, pady=5, sticky="NSEW")
button_1 = ttk.Button(mainframe, text="1", command=lambda: add_to_display("1"))
button_1.grid(column=0, row=1, padx=5, pady=5)
button_2 = ttk.Button(mainframe, text="2", command=lambda: add_to_display("2"))
button_2.grid(column=1, row=1, padx=5, pady=5)
button_3 = ttk.Button(mainframe, text="3", command=lambda: add_to_display("3"))
button_3.grid(column=2, row=1, padx=5, pady=5)
button_add = ttk.Button(mainframe, text="+", command=lambda: add_to_display("+"))
button_add.grid(column=3, row=1, padx=5, pady=5)
button_4 = ttk.Button(mainframe, text="4", command=lambda: add_to_display("4"))
button_4.grid(column=0, row=2, padx=5, pady=5)
button_5 = ttk.Button(mainframe, text="5", command=lambda: add_to_display("5"))
button_5.grid(column=1, row=2, padx=5, pady=5)
button_6 = ttk.Button(mainframe, text="6", command=lambda: add_to_display("6"))
button_6.grid(column=2, row=2, padx=5, pady=5)
button_subtract = ttk.Button(mainframe, text="-", command=lambda: add_to_display("-"))
button_subtract.grid(column=3, row=2, padx=5, pady=5)
button_7 = ttk.Button(mainframe, text="7", command=lambda: add_to_display("7"))
button_7.grid(column=0, row=3, padx=5, pady=5)
button_8 = ttk.Button(mainframe, text="8", command=lambda: add_to_display("8"))
button_8.grid(column=1, row=3, padx=5, pady=5)
button_9 = ttk.Button(mainframe, text="9", command=lambda: add_to_display("9"))
button_9.grid(column=2, row=3, padx=5, pady=5)
button_multiply = ttk.Button(mainframe, text="*", command=lambda: add_to_display("*"))
button_multiply.grid(column=3, row=3, padx=5, pady=5)
button_clear = ttk.Button(mainframe, text="C", command=clear_display)
button_clear.grid(column=0, row=4, padx=5, pady=5)
button_0 = ttk.Button(mainframe, text="0", command=lambda: add_to_display("0"))
button_0.grid(column=1, row=4, padx=5, pady=5)
button_decimal = ttk.Button(mainframe, text=".", command=lambda: add_to_display("."))
button_decimal.grid(column=2, row=4, padx=5, pady=5)
button_divide = ttk.Button(mainframe, text="/", command=lambda: add_to_display("/"))
button_divide.grid(column=3, row=4, padx=5, pady=5)
button_equals = ttk.Button(mainframe, text="=", command=calculate)
button_equals.grid(column=0, row=5, columnspan=4, padx=5, pady=5, sticky="NSEW")
for child in mainframe.winfo_children():
child.grid_configure(padx=10, pady=10)
root.mainloop()
Код:
import tkinter as tk
from tkinter import ttk
def calculate():
try:
num1 = float(entry_num1.get())
num2 = float(entry_num2.get())
operation = combo_operation.get()
if operation == "+":
result = num1 + num2
elif operation == "-":
result = num1 - num2
elif operation == "*":
result = num1 * num2
elif operation == "/":
result = num1 / num2
elif operation == "^":
result = num1 ** num2
elif operation == "log":
result = math.log(num2, num1)
elif operation == "sqrt":
result = math.sqrt(num1)
label_result.config(text=f"Результат: {result}")
except ValueError:
label_result.config(text="Неправильный ввод!")
root = tk.Tk()
root.title("Калькулятор")
mainframe = ttk.Frame(root, padding="20 20 20 20")
mainframe.grid(column=0, row=0, sticky=(tk.N, tk.W, tk.E, tk.S))
mainframe.columnconfigure(0, weight=1)
mainframe.rowconfigure(0, weight=1)
label_header = ttk.Label(mainframe, text="Приветствую в 1 калькуляторе!", font=("TkDefaultFont", 16))
label_header.grid(column=1, row=1, columnspan=2)
label_num1 = ttk.Label(mainframe, text="1 число :")
label_num1.grid(column=1, row=2, sticky=tk.E)
entry_num1 = ttk.Entry(mainframe)
entry_num1.grid(column=2, row=2)
label_num2 = ttk.Label(mainframe, text="2 число :")
label_num2.grid(column=1, row=3, sticky=tk.E)
entry_num2 = ttk.Entry(mainframe)
entry_num2.grid(column=2, row=3)
label_operation = ttk.Label(mainframe, text="Выражение:")
label_operation.grid(column=1, row=4, sticky=tk.E)
combo_operation = ttk.Combobox(mainframe, values=["+", "-", "*", "/", "^", "log", "sqrt"])
combo_operation.current(0)
combo_operation.grid(column=2, row=4)
button_calculate = ttk.Button(mainframe, text="Решить", command=calculate)
button_calculate.grid(column=2, row=5)
label_result = ttk.Label(mainframe, text="")
label_result.grid(column=1, row=6, columnspan=2)
for child in mainframe.winfo_children():
child.grid_configure(padx=5, pady=5)
root.mainloop()
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