[news.eclipse.platform] Re: [Databinding} Mess with tables/ Validation i

[Matthew Hall <matthall@xxxxxxxxxxxxxxxxx>]

Matthew Hall wrote:
> TableViewer addressViewer = ...
> ObservableListContentProvider cp = new ObservableListContentProvider();
> final IObservableMap[] maps =  BeansObservables.observeMaps(
>     cp.getKnownElements,
>     Address.class,
>     new String[] {"street", "street2", "city", "province", "code" } );
> addressViewer.setLabelProvider(new ObservableMapLabelProvider(maps));
>
> MultiValidator addressValidator = new MultiValidator(realm) {
>   protected IStatus validate() {
>     Set addresses = maps[0].keySet();
>     IStatus status = ValidationStatus.ok();
>     for (Iterator it = addresses.iterator(); it.hasNext(); ) {
>       Address address = (Address) it.next();
>       // validate address, update status variable if more severe
>       // than current value
>     }
>     return status;
>   }
> }

Forgot to say, you need to add the MultiValidator to the DataBindingContext:

dbc.addValidationStatusProvider(addressValidator);

Matthew