| Form specification files / Form file concepts | |
A form specification file is a source file that defines an application screen in TUI mode, or an application window in GUI mode.
The form file defines the disposition, presentation, and behavior of screen elements called form items.
The form items are organized in a layout section, and defined with attributes.
A form specification file is a text-based source file using a specific syntax.
filename.per
To be used by programs, form specification files must be compiled into .42f files with the fglform tool. Compiled form files must be distributed on production sites where the programs execute.