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 | |
| 3. For | |
sLeft | The window’s | |
sBottom | The window’s bottom row. For | |
| are | For |
sRight | The window’s | |
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 |
