Could you a little bit more explicit?
What is the goal that you are trying to achieve?
What kind of data are you talking about?
More background information will help.
Let me know; I will like to help you.
Hello and thank you
i have a layer 'Evente" with attribuate (CODE, X, Y , Date) i want creat a graphic user interface like this bellow
with which I can update layer Evente