Mundo em Python

Fracção

Publicado 20-07-2023
Caio Mário 
from tkinter import *

root = Tk()
root.geometry("400x400")
root.resizable(0, 0)
root.config(bg="#b6d9db")
root.title("Fracção ")
titulo = Label(text="Fracção",
               font=("Arial", "28", "bold"),bg="#b6d9db",fg="#0c666b")
titulo.place(relx=0.3, rely=0.05)
texto_sub1  = Label(text="Numerador:",
                    font=("Arial", "15", "bold"),bg="#b6d9db",fg="#0c666b")
texto_sub1.place(relx=0.24, rely=0.3)
texto_sub2  = Label(text="Denominador:",
                    font=("Arial", "15", "bold"),bg="#b6d9db",fg="#0c666b")
texto_sub2.place(relx=0.23, rely=0.45)

Numerador = IntVar()
Numerador_entrada = Entry(textvariable=Numerador,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Numerador_entrada.place(relx=0.6, rely=0.3, relwidth=0.25)
Denominador = IntVar()
Denominador_entrada = Entry(textvariable=Denominador,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Denominador_entrada.place(relx=0.6, rely=0.45, relwidth=0.25)

def limpar():
    Denominador_entrada.delete(0, END)
    Numerador_entrada.delete(0, END)
    resultado.set("")
def app():
    n = Numerador.get()
    d = Denominador.get()
    r = n/d
    rarr = round(r,2)
    resultado.set(rarr)
but1 = Button(text="Calcular", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'), command=app)
but1.place(relx=0.05, rely=0.6, relwidth=0.25, relheight=0.1)
but_limpar = Button(text="Limpar", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=limpar)
but_limpar.place(relx=0.35, rely=0.6, relwidth=0.25, relheight=0.1)

but_sair = Button(text="Sair", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=root.destroy)
but_sair.place(relx=0.65, rely=0.6, relwidth=0.25, relheight=0.1)
resultado = StringVar()
resultado_texto = Label(textvariable=resultado,
                           font=("Arial", 12, "bold"), bg="#cfe2f3")
resultado_texto.place(relx=0.05, rely=0.75, relwidth=0.9,relheight=0.2)

root.mainloop()
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