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View-draw-contents and scrollers
- Subject: View-draw-contents and scrollers
- From: email@example.com (Dave Seaman)
- Date: Wed, 23 Jun 1993 15:23:25 GMT
In article <9306230541.AA00144@interval.interval.com> writes:
> I expected that with each movement of the scrollbar thumb that the
> view area would be redrawn in a new (random) color. This does not
> Only a portion of the view is redrawn (what appears to be as high as the
> number of pixels the scrollbar thumb has moved). What is going on here?
> Shouldn't the call to with-focused-view override the behavior I
> What can I do to fix this?
Using with-focused-view does not change the visrgn or cliprgn associated
with your view. If you want to redraw everything that is visible, you need
to invalidate the entire view. A call to invalidate-corners is probably
what you need.