Version 3 Technical Highlights - ShowScroll
| Published By | Date | Version | Knowledge Level | Keywords |
|---|---|---|---|---|
| Sprezzatura Ltd | 01 NOV 1992 | 3.0+ | EXPERT | SHOWSCROLL |
This is a called subroutine taking nine parameters designed to display the scroll bars on a screen. There are basically two sets of coordinate attributes (X + Y) and a colour attribute. The parameters are as follows
| VertX | The X position for the start of the vertical scroll line |
| VertY | The Y position for the start of the vertical scroll line |
| Depth | The depth of the vertical scroll line |
| VertDone | The position within the vertical line to position the scroll button expressed as a decimal fraction of one. E.G. If the button should be placed half way along the line use .5. |
| HorizX | The X position for the start of the horizontal scroll line |
| HorizY | The Y position for the start of the horizontal scroll line |
| Width | The width of the horizontal scroll line |
| HorizDone | The position within the horizontal line to position the scroll button expressed as a decimal fraction of one. E.G. If the button should be placed one tenth along the line use .1. |
| Attribute | The escape sequence for the colours of the bars. |
(Volume 4, Issue 6, Page 7)