[Oberon] SystemV - Viewer Scroll
thomas.kral at email.cz
Thu Mar 14 21:14:30 CET 2019
On Thu, 14 Mar 2019 20:28:07 +0100
Tomas Kral <thomas.kral at email.cz> wrote:
> Observing text viewer scroll by `MM'.
Scroll down by a single line, text is moved up by CopyBlock(), a new
line appears at the bottom CopyPattern();
Scroll up by a single line, the whole viewer is cleared, then redrawn
How can we recode upscroll to...
text is moved down by CopyBlock(), a new
line appears at the top CopyPattern()?
Tomas Kral <thomas.kral at email.cz>
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