On 29 juin, 23:13, Daniel Jue <teamp...@gmail.com> wrote:
> Does anyone have a working MVP/Eventbus sample of something simple
> like the PhoneEditor?
> I don't think I'm doing it right. The code from the IO presentation
> leaves out enough details so that I'm not sure what to do.
> For instance, in my Presenter.class,
>
> I have something like this:
> public class Presenter {
> ...
> private Display display;
> interface Display {
> HasClickHandlers getSaveButton();
> HasClickHandlers getCancelButton();
> HasClickHandlers getNumberField();
> HasClickHandlers getLabelPicker();
> }
Slide 59 shows getNumberField and getLabelPicker as HasValue<String>,
not HasClickHandler (and Ray says that ListBox doesn't actually
implement HasValue<String> but it's quite easy to make a
HasValue<String> for a ListBox).
> void editPhone(Phone phone) {
> this.phone = Phone.from(phone);
> display.getNumberField().setValue(phone.getNumber());
> display.getLabelPicker().setValue(phone.getLabel());
> }
> ...}
>
> Obviously, a HasClickHandlers object doesn't have a setValue method.
> It doesn't feel like I should be casting to the widget here, since we
> went through all the trouble of using the Display interface.
http://code.google.com/intl/fr-FR/events/io/sessions/GoogleWebToolkitBestPractices.html
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