Some important form terminology

The following terms are helpful in working with ETI form functions:

field

an m x n block of form character positions that ETI functions can manipulate as a unit

active field

a field that is visited during form processing for data entry, change, selection, and so forth

inactive field

a field that is completely ignored during form processing, such as a title, field marker or other label

dynamic field

a field whose buffer grows beyond its original size if more data is entered into the field than the original buffer will hold.

form

a collection of one or more pages of fields

connecting fields to a form

associating an array of field pointers with a form

page

a logical subdivision of a form usually occupying one screen

posting a form

writing a form on its associated subwindow

unposting a form

erasing a form from its associated subwindow

freeing a form

deallocating the memory for a form and, as a by-product, disconnecting the previously associated array of field pointers from the form

freeing a field

deallocating the memory for a field

NULL

generic term for a null pointer cast to the type of the particular object (field, form, and so on)