CBL_WRITE_SCR_N_ATTR

The CBL_WRITE_SCR_N_ATTR routine is one of a set of library routines that facilitate reading and writing attributes on the screen. This routine writes a specified attribute to a string of positions on the screen.

Usage

CALL "CBL_WRITE_SCR_N_ATTR" 
    USING SCREEN-POSITION, ATTRIBUTE, STRING-LENGTH 
    RETURNING STATUS-CODE

Parameters

SCREEN-POSITION Group item Group item is defined as follows:
01  SCREEN-POSITION.
    03  ROW-NUMBER      PIC X COMP-X.
    03  COLUMN-NUMBER   PIC X COMP-X.

On entry, contains the screen position at which to start writing (the top left corner is row 0, column 0)

ATTRIBUTE PIC X COMP-X. On entry, contains the attribute to write
STRING-LENGTH PIC XX COMP-X.    On entry, this item contains the length of the string to write. Note that the write stops at the end of the screen.
STATUS-CODE Any numeric type Returns 1 if successful, or 0 if not successful

Description

This library routine uses SCREEN-POSITION (in row and column coordinates) to determine the location on the screen to begin the write operation. The ATTRIBUTE parameter contains the attribute to write to the screen location, and STRING-LENGTH is the length of that attribute string.

Note: This routine is not supported with Thin Client.