Try Using LockWindowUpdate to stop drawing of the form until you the
movement part is completed.
LockWindowUpdate(self.Handle);
try
{do your window moving here}
finally
LockWindowUpdate(0);
end;
HTH
Kind Regards
Arjang Assadi
On 9/27/05, Hussain Al-Dhaheri <[EMAIL PROTECTED]> wrote:
> Thanks Rob,
> So how to solve the problem?
>
> -------Original Message-------
>
> From: Rob Kennedy
> Date: 09/26/05 12:42:59
> To: Borland's Delphi Discussion List
> Subject: Re: Transparent Form
>
> Hussain Al-Dhaheri wrote:
> > I have an application with a transparent form. I am moving controls on the
> > form during run time. The problem is that the controls move very slowly. I
> > need the control to move smoothly on the form so I need an increments of 1
> > to its current position. When I set the form to non-transparent the
> control
> > moves smoothly and quickly on the form. Any ideas?
>
> When your form is solid, the OS doesn't have to ask all the windows
> below your form to paint themselves to an off-screen buffer and then do
> bitblt operations to form a composite image with your form before
> painting everything to the screen. When your form is solid, it doesn't
> matter what's underneath your form, so only your form gets painted.
>
> --
> Rob
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