Bob
Mon Oct 27 07:05:20 CST 2003
> base.OnPaintBackground()
yes, but with the PaintEventArgs handed in from the Paint handler.
Otherwise you can just paint your background explicitly in the Paint
handler.
--
Bob Powell [MVP]
C#, System.Drawing
The October edition of Well Formed is now available.
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"John" <anonymous@discussions.microsoft.com> wrote in message
news:06ea01c39c71$588dc770$a301280a@phx.gbl...
> Thanks Bob,
>
> Is this in the paint event?
>
> i.e
>
> base.OnPaintBackground()
>
> John
>
> >-----Original Message-----
> >Setting the UserPaint style suppresses the WM_ERASEBKGND
> message and you are
> >supposed to call the OnPaintBackground explicitly in the
> drawing handler if
> >you still need it's default functionality.
> >
> >--
> >Bob Powell [MVP]
> >C#, System.Drawing
> >
> >The October edition of Well Formed is now available.
> >Find out how to use DirectX in a Windows Forms control
> >
http://www.bobpowell.net/currentissue.htm
> >
> >Answer those GDI+ questions with the GDI+ FAQ
> >
http://www.bobpowell.net/gdiplus_faq.htm
> >
> >Blog
http://bobpowelldotnet.blogspot.com
> >
> >"John" <anonymous@discussions.microsoft.com> wrote in
> message
> >news:05c801c39c6d$10783eb0$a401280a@phx.gbl...
> >> Hi,
> >>
> >> The application I'm writing requires double buffering it
> >> also requires a toolbar with its appearance set to flat.
> >> However, this causes a problem because when you set the
> >> following control styles:
> >>
> >> SetStyle(ControlStyles.DoubleBuffer, true);
> >> SetStyle(ControlStyles.AllPaintingInWmPaint, true);
> >> SetStyle(ControlStyles.UserPaint,true);
> >>
> >> I've looked into this and It think its because of the
> >> WM_ERASEBKG not being called, has anyone got a fix for
> >> this, I don't know how to manually send this message and
> >> at what time?
> >>
> >> John
> >>
> >
> >
> >.
> >