Re: ContentAvailable event generated by Grou

Andreas Kraft (kraft@fokus.gmd.de)
Sat, 17 Jan 1998 18:21:04 +0100 (MET)

Hello Yoshiharu,

sorry for the late answer:

On Fri, 9 Jan 1998, Yoshiharu DEWA wrote:
> On Thu, 8 Jan 1998 16:44:22 +0100 (MET),
> Andreas Kraft <kraft@fokus.gmd.de> said:
> > Hello Guido and colleagues,
> >
> > On Thu, 8 Jan 1998, Grassel Guido NRC/Hki wrote:
> >
> > > 1. Definition of this event is in Root class, the consequence is that also
> > > Group classes inherit this event. Do Group objects need to send this event,
> > > and what could that be useful for?
> >
> > I would say that Group objects do indeed inherit the event, but never
> > generate one because they have no content.
> >
> > > 2. Do those Ingredient classes which are not allowed to have content data
> > > (f.ex. Rectangle class) generate the ContentAvailable event? The wording in
> > > section 8.2 is unclear about that.
> >
> > I think it is not.
> >
> > 8.2 (Root, Events, ContentAvailable) says:
> > "This event is generated when the object and its content are available..."
> >
> > Therefore, objects which have no Content do never generate the event.
>
> I think you are right and I can read the standard favorably, but in
> Section 8.3 Preparetion sequence 6. says Generate a ContentAvailable
> event without NOTES. Does this cause misreading of readers ?

Right, there should definitly be a note to point to the note of the
ContentAvailable event in 8.2.

Best regards,

Andreas

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  o  _     Andreas Kraft
 (\_|_)      GMD FOKUS, kraft@fokus.gmd.de, +49 30 3463-7232
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