Using DFF Process in Forms

DFF Process:


1)define the field in the Canvas
change the field property database items as "no"

2)Define the Package like follows.

Package Specification:
----------------------
PACKAGE DFF_PKG IS
  PROCEDURE DFF_PROC(EVENT VARCHAR2);
END;
Package Body:
-------------
PACKAGE BODY DFF_PKG IS
    PROCEDURE DFF_PROC(EVENT VARCHAR2) AS
    BEGIN
IF (EVENT = 'WHEN-NEW-FORM-INSTANCE'   ) THEN

FND_DESCR_FLEX.DEFINE( BLOCK =>  'WIP_ITEMS10',
  FIELD             =>  'DFF_TEXT',
  APPL_SHORT_NAME   =>  'WIP',
           DESC_FLEX_NAME   => 'WIPDFF');
 
END IF;
END DFF_PROC;

END;

3)Call this Package from WHEN-NEW-FORM-INSTANCE Trigger
   packagename.Procedure name('WHEN-NEW-FORM-INSTANCE');
   DFF_PKG.DFF_PROC('WHEN-NEW-FORM-INSTANCE');
4)Call another API from WHEN-NEW-ITEM-ISNATCE Trigger
fnd_flex.event('WHEN-NEW-ITEM-INSTANCE');
-It will Populate the DFF in the Form.