[lazarus] GTK team: please specify!

Micha Nelissen M.Nelissen at student.tue.nl
Wed Nov 5 11:19:17 EST 2003

Mattias Gaertner wrote:

> On Tue, 04 Nov 2003 22:12:26 +0100
> Micha Nelissen <M.Nelissen at student.tue.nl> wrote:
>>A lot more :). For example: placing a TGroupBox into the form and then 
>>placing a button in that groupbox, selecting it. Then move the button: a 
>>trail of complete square boxes of markers is left behind. Not a 1-pixel 
>>line, but the full 10 by 10 pixel box or so. All blue and green lines 
>>are left behind on controls, so moving them around a little bit and they 
>>all have blue and green borders :). Do you know the cause, solution?
> Sounds as if the InvalidateRect does not work properly under win32. Or too
> good.

Do you call InvalidateRect too on the control on which is painted? The 
grabbers, for example, are partly on form, partly on control. 
InvalidateRect is being called for the form, but is it called for the 
control too?


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