Re: how to solve the problem of too many WM_PAINT?

"AliR" <AliR@online.nospam>
Mon, 24 Jul 2006 11:18:25 -0500
Can you post the OnPaint code of the dialog that is causing problems?

I would suspect it is an Invalidate() call in there. Or somewhere in a timer
or a loop.


"Richard" <> wrote in message

I create a dialog with a new OnPaint() for testing. It is very simple
and just draw a red square with a green ellipse in the middle. When I
show this dialog, it seems the WM_PAINT message was kept pumping into
dialog's message queue as the OnPaint() was kept invoked so that the
dialog kept freshing itself (you can tell from the simple draw because
it is flicking all the time). Does anybody know what cause this and how
to solve it?
Interestingly, I did the same thing to the dialog and about dialog that
.NET wizzard created and found that the flicking is gone (only paint
the dialogs when nessecery). I check the resource editor and they seems
everyting is the same. But why I have different results?

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