from tkinter import *
root = Tk()
root.geometry("700x400")
root.resizable(0, 0)
root.config(bg="#103030")
root.title("Força Gravitacional")
titulo = Label(text="Força Gravitacional",
               font=("Arial", "35", "bold"), bg="#103030", fg="#49e3e3")
titulo.place(relx=0.23, rely=0.05)
texto_sub1 = Label(text="Massa do primeiro Objeto em kg :",
                   font=("Arial", "18", "bold"), bg="#103030", fg="#49e3e3")
texto_sub1.place(relx=0.05, rely=0.25)
texto_sub2 = Label(text="Massa do segundo Objeto em kg :",
                   font=("Arial", "18", "bold"), bg="#103030", fg="#49e3e3")
texto_sub2.place(relx=0.05, rely=0.43)

texto_sub3 = Label(text="Distância entre os objetos em metros :",
                   font=("Arial", "18", "bold"), bg="#103030", fg="#49e3e3")
texto_sub3.place(relx=0.05, rely=0.55)



massa1 = StringVar()
massa1_entrada = Entry(textvariable=massa1,
                      font=("Arial", "12", "bold"),
                      bg="white", fg="blue", justify='center')
massa1_entrada.place(relx=0.65, rely=0.26, relwidth=0.25)

massa2 = StringVar()
massa2_entrada = Entry(textvariable=massa2,
                      font=("Arial", "12", "bold"),
                      bg="white", fg="blue", justify='center')
massa2_entrada.place(relx=0.65, rely=0.43, relwidth=0.25)

distancia = StringVar()
distancia_entrada = Entry(textvariable=distancia,
                      font=("Arial", "12", "bold"),
                      bg="white", fg="blue", justify='center')
distancia_entrada.place(relx=0.7, rely=0.55, relwidth=0.25)
def limpar():
    massa2_entrada.delete(0,END)
    massa1_entrada.delete(0,END)
    distancia_entrada.delete(0,END)
def app():
    try:
        m1 = float(massa1.get())
        m2= float(massa2.get())
        d = float(distancia.get())
        G = 6.6743 * 10 ** -11
        forca = G * m1 * m2 / d**2
        mensaem =f"A força gravitacional entre os objetos é de {forca} N"
        resultado_texto.config(text=mensaem)
    except ValueError:
        resultado_texto.config(text="")

but1 = Button(text="Calcular", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'), command=app)
but1.place(relx=0.1, rely=0.65, 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=0.4, rely=0.65, 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=0.7, rely=0.65, relwidth=0.25, relheight=0.1)
resultado_texto = Label(text="",
                        font=("Arial", 12, "bold"), bg="#cfe2f3")
resultado_texto.place(relx=0.05, rely=0.8, relwidth=0.9, relheight=0.15)
root.mainloop()