On Tue, 4 Dec 2007 18:58:19 +0100, "Angel Pavon" <
mislistas(at)agedito.com
> wrote:
> Thanks Guillaume and Nicolas
>
> Finally, finally I do it using an key-event and a property.
> Reasons: I like ref models, but this way the property "dont-erase" is in
> the
> model and not in how-the-model-is-loaded (normal or ref model)
>
> I don't knew the lock/topology way, thanks for the tip. But I don't like
> the
> error messages that show, is not ellegant ;-) . Other problem is this
> method
> lock another properties.
>
> Thanks for your answers
>
>