Paxar Gold 6037EX manual D S c r o l l

v i d S c r o l l

Description

Does either of the following to the current display page:

♦Sets the display to ASCII space characters in either normal or reverse video.

♦Scrolls the specified window up or down by a specified number of lines. The application loses any text that scrolls beyond the window’s top or bottom. New lines contain ASCII blank characters with the specified attribute.

The specified window is the entire display or part of it.

Syntax

void far vidScroll(short sTop, short sLeft, short sBottom, short sRight, short sNumber, unsigned char uchAttr);

Parameters

sTop	The window’s top row. For 4-row printers, values are 0-
	3. For 8-row printers, values are 0-7.
sLeft	The window’s left-most column. Values are 0-19.
sBottom	The window’s bottom row. For 4-row printers, values
	are 0-3.	For 8-row printers, values are 0-7.
sRight	The window’s right-most column. Values are 0-19.
sNumber	The action. If you enter 0, the function clears the entire
	display. If you enter a positive number, the window
	scrolls up that many lines. If you enter a negative
	number, the window scrolls down that many lines.
uchAttr	Attribute for the cleared area or new lines when
	scrolling. Values are:
	0x07	Normal video
	0x70	Reverse video

Function Reference 4-107