Re: LC: Initial sending of MIP events (PR#29)

Erik,

we recognize the problem, but defer changes to MIP events for now because we
need a broader based redesign of events for controls and possibly also for
model.

Regards,
Ulrich Nicolas Lissé

For the Forms WG

> All,
> 
> XForms 1.1 is much more specific than XForms 1.0 about sending MIP
> events, in particular what events to send when controls become
> relevant and non-relevant. This is good. The motivation for this was,
> in my opinion, to make the MIP events actually useful, because they
> now can be used to reliably track the status of controls.
> 
> However, there is one hole: the spec does not mention that any MIP
> events should be sent during XForms engine initialization. In
> particular, there is no initial xforms-refresh, or otherwise
> requirement that MIP events should be dispatched upon initialization.
> 
> This means that it is currently not possible to determine the initial
> status (in particular, validity) of the controls.
> 
> This affects for example the use case of creating an error summary
> that tracks the validity of controls in your page.
> 
> I think that controls should initially dispatch MIP events so as to
> make this use case possible.
> 
> -Erik
> 
> -- 
> Orbeon Forms - Web Forms for the Enterprise Done the Right Way
> http://www.orbeon.com/
> 
>