WinStudio
Use the New Form Wizard to create forms. You can create forms that are either completely new or based on an existing form.
To access this wizard, you must first be in Design Mode. To start the wizard once in Design Mode, from the Form menu, select Definition > New.
On the first page of the wizard, specify whether you want to create a completely new form (Create new form) or a form based on an existing form (Extend existing form). When you click Next, the page you see next depends on which of these options you have selected.
When creating a completely new form, you can create forms of these basic types:
When creating a form based on an existing form, the new form is of the same type as the form on which it is based.
About Building Forms from Scratch
About Creating New Forms by Extension