[Lazarus] Paintbox complete redraw

Benito van der Zander benito at benibela.de
Wed Sep 24 17:19:32 CEST 2008

> If you replace
>     rgb(random(255),random(255),random(255))
> with
>     rgb(100, 100, 100)
> you'll not notice the repainting because it will be painted in the same indistinguishable colour as before
Yes, of course, but I need to draw something like a mini screenshot 
which is different nearly every time it is drawn and depends on the 
position of
every window.

So how can you redraw the paintbox complete in OnPaint?


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