[Lazarus] Hint about CreateWnd

zeljko zeljko at holobit.net
Sat Mar 1 14:16:02 CET 2008


On Saturday 01 March 2008 13:53, Paul Ishenin wrote:
> zeljko wrote:
> > I'm creating an customized control, and have such hint when creating form
> > with such control:
> >
> > [HINT] TWinControl.CreateWnd creating Handle during loading Form1:TForm1
> > csDesigning=False
> >
> > Is this something bad , or I can live with it ?
>
> better to use
>
> if HandleAllocated then
>   DoSomeOperationWith(Handle)

This is exact what I'm using, and got that bad HINT message.


>
>
> Handle will be created when your control become visible - before that
> you should not use Handle property.
>
> Best regards,
> Paul Ishenin.
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