from tkinter import *
root = Tk()
root.geometry("400x400")
root.resizable(0, 0)
root.config(bg="#166273")
root.title("Contagem de Calorias")
titulo = Label(text="Contagem de Calorias",
               font=("Arial", "26", "bold"),bg="#166273",fg="#1eebd6")
titulo.place(relx=0.05, rely=0.05)
texto_sub1  = Label(text="Pequeno-Almoço:",
                    font=("Arial", "15", "bold"),bg="#166273",fg="#1eebd6")
texto_sub1.place(relx=0.1, rely=0.23)

texto_sub2  = Label(text="Almoço:",
                    font=("Arial", "15", "bold"),bg="#166273",fg="#1eebd6")
texto_sub2.place(relx=0.3, rely=0.35)

texto_sub3  = Label(text="Lance:",
                    font=("Arial", "15", "bold"),bg="#166273",fg="#1eebd6")
texto_sub3.place(relx=0.33, rely=0.45)

texto_sub4  = Label(text="Jantar:",
                    font=("Arial", "15", "bold"),bg="#166273",fg="#1eebd6")
texto_sub4.place(relx=0.35, rely=0.55)

Pequeno_Almoço = IntVar()
Pequeno_Almoço_entrada = Entry(textvariable=Pequeno_Almoço,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Pequeno_Almoço_entrada.place(relx=0.55, rely=0.23, relwidth=0.35)


Almoço = IntVar()
Almoço_entrada = Entry(textvariable=Almoço,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Almoço_entrada.place(relx=0.55, rely=0.35, relwidth=0.35)

Lance = IntVar()
Lance_entrada = Entry(textvariable=Lance,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Lance_entrada.place(relx=0.55, rely=0.45, relwidth=0.35)
Jantar = IntVar()
Jantar_entrada = Entry(textvariable=Jantar,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Jantar_entrada.place(relx=0.55, rely=0.55, relwidth=0.35)
def app():
    ja=Jantar.get()
    al =Almoço.get()
    peq =Pequeno_Almoço.get()
    lan = Lance.get()
    cal = ja+al+peq+lan
    mensagem= f"Total de calorias: {cal}"
    resultado.set(mensagem)

def limpar():
      Jantar_entrada.delete(0, END)
      Almoço_entrada.delete(0, END)
      Lance_entrada.delete(0, END)
      Pequeno_Almoço_entrada.delete(0, END)
      resultado.set("")

but1 = Button(text="Calcular", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'), command=app)
but1.place(relx=0.05, 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=0.35, 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=0.65, rely=0.65, 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=0.8, relwidth=0.9,relheight=0.15)
root.mainloop()