FlatBin

bmi rechner

from tkinter import *
from tkinter import ttk


calculatedBMI = "0"

root = Tk()
frm = ttk.Frame(root, padding=10)
frm.grid()

def test(name='',index='',mode=''):
    berechnen = (float(svGewicht.get()) / (float(svGroesse.get()))**2.0)
    svBMI.set(str(round(berechnen,2)))



svGewicht = StringVar()
svGroesse = StringVar()
svBMI = StringVar()

ttk.Label(frm, text="Gewicht in Kg:").grid(column=0, row=0)
ttk.Entry(frm,textvariable=svGewicht).grid(column=1, row=0, pady=5, padx=3)
ttk.Label(frm, text="Größe in m:").grid(column=0, row=1)
ttk.Entry(frm,textvariable=svGroesse).grid(column=1, row=1)
ttk.Label(frm, text="BMI").grid(column=0, row=2)
ttk.Entry(frm,state=DISABLED,textvariable=svBMI).grid(column=1, row=2, pady=5, padx=3)


ttk.Button(frm, text="Senden",
command=test).grid(column=0, row=3,pady=5)
ttk.Button(frm, text="Abbrechen",
command=root.destroy).grid(column=3, row=7)

root.mainloop()
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