Arguments

 

display-id

   OpenVMS usage:identifier
   type:         longword (unsigned)
   access:       read only
   mechanism:    by reference

   Specifies the virtual display in which scrolling takes place. The
   display-id argument is the address of an unsigned longword that
   contains the display identifier.

   The display identifier is returned by SMG$CREATE_VIRTUAL_DISPLAY.
 

start-row

   OpenVMS usage:longword_signed
   type:         longword (signed)
   access:       read only
   mechanism:    by reference

   Specifies the first line of the virtual scrolling region. The
   start-row argument is the address of a signed longword that
   contains the starting line number. If omitted, the first line
   of the display is used.
 

end-row

   OpenVMS usage:longword_signed
   type:         longword (signed)
   access:       read only
   mechanism:    by reference

   Specifies the last line of the virtual scrolling region. The end-
   row argument is the address of a signed longword that contains
   the ending line number. If omitted, the last line of the virtual
   display is used.