This Subroutine returns the Size (in Lines) of the currently setup Scroll Viewport (via UI_SCROLL_VIEWPORT).
Short Name Calling Sequence
STATUS = UIIQSC(NLINES)
Long Name Calling Sequence
STATUS = UI_INQUIRE_SCROLL(...)
Input Arguments
None
Output Arguments
NLINES (Integer) No. of Lines
Function Value
UI__SUCCESS ) Success UISUCC )
UI__NOT_INITIALIZED ) Package not Initialized UININI )