How to check form controls before closing a form?

Question

I wrote handlers for checking the events of form controls. How can I initiate verification of all elements in the form?

Answer 1

You can use the ValidateChildren () method .

Answer 2

I think you can achieve this by calling ValidateChildrenin the form.

Answer 3

You should be able to handle the Closing event on the form, and there they call the Check call . Based on the return value, you can either close the form or close the form closing.