[errai-dev] Fwd: Errai UI and DataBinding

Lincoln Baxter, III lincolnbaxter at gmail.com
Mon Aug 13 11:26:26 EDT 2012


Should it be @Bind or @Bound?

On Mon, Aug 13, 2012 at 10:52 AM, Christian Sadilek <
christian.sadilek at gmail.com> wrote:

> just forwarding Lincoln's reply. If there are no objections to @Bind
> and @AutoBound, I will go ahead and implement this later today or
> tomorrow.
>
> cheers,
> christian
>
> ---------- Forwarded message ----------
> From: Lincoln Baxter, III <lincolnbaxter at gmail.com>
> Date: Mon, Aug 13, 2012 at 12:05 AM
> Subject: Re: [errai-dev] Errai UI and DataBinding
> To: Christian Sadilek <christian.sadilek at gmail.com>
>
>
> I do think we need programmatic control over bindings. I think that
> was one of my first questions when we implemented the @Injected
> databinder. I agree with you that the current state is a bit too
> "magical," and I think that the suggestions you've brough up will help
> to eliminate that.
>
> +1 to individual @Bind and also aggregate @Autobind / @Autobound annotation
>
> ~Lincoln
>
> On Sun, Aug 12, 2012 at 7:53 PM, Christian Sadilek
> <christian.sadilek at gmail.com> wrote:
> >
> > Hi,
> >
> > I'd like to propose a change to our DataBinding integration in Errai
> > UI. Basically, I think we should retire the implicit binding approach
> > and introduce a new annotation. So, within a @Templated class that has
> > a DataBinder<T> field, we should have the following options:
> >
> > 1. No binding
> > @Inject @DataField
> > private TextBox date;
> >
> > 2. Binding to model property with matching name
> > @Inject @Bind @DataField
> > private TextBox date;
> >
> > 3. Binding to model property with matching name using provided converter
> > @Inject @Bind(converter=MyDataConverter.class) @DataField
> > private TextBox date;
> >
> > 4. Binding to model property with provided name
> > @Inject @Bind(property="lastUpdated") @DataField
> > private TextBox date;
> >
> > 5. Binding to model property with provided name using provided converter
> > @Inject @Bind(property="lastUpdated", converter=MyDataConverter.class)
> > @DataField
> > private TextBox date;
> >
> > Additionally, we could add an annotation (e.g. @AutoBind) that when
> > present on the @Templated class causes our current behaviour. All
> > @DataFields will be bound to model properties with matching names.
> >
> > I prefer this approach because just by looking at the code I get all
> > the information I need to undersand what's going on. Our current
> > approach seems a little too magical :).
> >
> > WDYT?
> >
> > Cheers,
> > Christian
> > _______________________________________________
> > errai-dev mailing list
> > errai-dev at lists.jboss.org
> > https://lists.jboss.org/mailman/listinfo/errai-dev
>
>
>
>
> --
> Lincoln Baxter, III
> http://ocpsoft.org
> "Simpler is better."
> _______________________________________________
> errai-dev mailing list
> errai-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/errai-dev
>



-- 
Lincoln Baxter, III
http://ocpsoft.org
"Simpler is better."
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