On Wed, 4 Oct 2006 09:27:03 +0200
"Graeme Geldenhuys" <[EMAIL PROTECTED]> wrote:
> > > Changing a property can change various others as well. For example
> > > changing the Width can change child controls, siblings and parent.
> >
> > Yes, but applying this change to the child form should result in
> > exactly the same consequences, unless the affected components were
> > changed already... ?
> >
> > Michael.
>
> Mattias,
>
> This is where my implementation of the Observer using BeginUpdate and
> EndUpdate plays a roll. See the tiOPF code I sent you. Normally the
> Subject (FormA) would fire off the Notify method for every small
> change which could cause lots of screen redraws. BeginUpdate and
> EndUpdate allows you to make all those small changes and then fire off
> a single Notify call.
BeginUpdate can only be called for the IDE tools (OI, AE, ...). The
component editors will only call the Modified event.
But there is a solution:
We could call the update on Idle.
Mattias
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