Initiates when a field or subform gains keyboard
focus, whether caused by a form filler action (tabbing into a field
or clicking in it) or by a script programmatically setting the focus.
Type
Interactive
event
Support
Client application
Availability
Acrobat and Adobe Reader
yes
HTML browser
yes
Version
XFA
2.1
Example
You
can use this event to provide help text or other messages to a form
filler while entering the current field or subform. For example,
if a field requires a value in a specific format, or if filling
a field requires special instructions, you can use this event to
provide a message to the form filler indicating the special needs.
