[e4-dev] IEclipseContext usage (Re: [Proposal] Locale switching)

[Markus Alexander Kuppe <e4-dev_eclipse.org@xxxxxxxxxxx>]

On 11/20/2013 01:14 AM, Tom Schindl wrote:
>> > If yes, then it certainly makes sense to use variant a) to hide IEC from
>> > consumer API. OTOH I'm skeptical that IEC can be hidden from consumer
>> > API generally and will simply leak into consumer code because it is
>> > neither internal nor marked @noreference.
> It is ok in certain situations but it should be generally avoided in our
> APIs. Most of the time people currently access the IEC is when they need
> to publish stuff. I have experimental work in my workspace which frees
> you from this by representing the value as an observable (IObservable /
> JavaFX-ObjectProperty).
> 
> The idea is that you can write code like this in future:
> 
> @Inject
> @ContextValue(contextKey="currentPerson")
> ContextBoundValue<Person> contextValue;
> 
> ListViewer v;
> 
> public void binding(DatabindingContext dbc) {
>    dbc.bindValue(
>       ViewerProperties.singleSelection().observe(v),
>       contextValue.adapt(IObservableValue.class)
>    );
> }
> 
> or maybe even
> 
> @Inject
> @ContextValue(contextKey="currentPerson")
> IObservableValue contextValue;

Hi Tom,

is this code available somewhere to toy with?

How do consumers decide/define which IEC is the tracking context? Or is
it intentionally limited to the most specific context?

Thanks
M.