IBM SC34-6814-04 - Manual (Page 306)

UEPEDFRA
(X'20') About to display command to EDF.
UEPEDFRC
(X'10') Command has been displayed to EDF.
UEPEDFSC
(X'08') EDF user has changed the screen.
UEPEDFWS
(X'04') EDF user has changed working storage.
UEPEDFNO
(X'01') EDF user has requested NOOP.
UEPEDFFO
The output flag byte. If the task-related user exit requires, it can set the
UEPEDFFO flag byte to indicate to EDF what action the task-related user
exit wants EDF to take. It can take the following values:
UEPEDFDF
(X'80') Take default CICS action. (EDF screen contains the
uninterpreted caller’s R1 parameter list.)
UEPEDFND
(X'40') Do not display command to EDF.
UEPEDFRD
(X'20') Redisplay command to EDF.
UEPEDFDL
EDF screen attributes. These are for information only: the task-related user
exit program cannot change these fields.
UEPEDFPS (halfword binary)
Page size (number of lines).
UEPEDFLS (halfword binary)
Line size.
UEPEDFMP (halfword binary)
Maximum number of pages.
UEPEDFPA
The address of the EDF display data parameter list, supplied by the
task-related user exit. The display data parameter list is composed of
alternating pairs of attribute-byte addresses and data-field addresses.
Attribute bytes refer to the line of display data pointed to by the data-field
addresses. The data field must be the same size as the value specified in
UEPEDFLS. The display data is in the format shown in Figure 6 on page
285.
284 Customization Guide