On the off chance someone reads the above post and thinks Elemental2 isn't
very good. Just to make it clear, Elemental2 is awesome. Just now I
needed a WeakHashMap. GWT said no. Elemental2 said sure can, with
JsWeakMap. Love it!
On Wednesday, 30 July 2025 at 2:34:49 pm UTC+10 Craig Mitchell wrote:
> I've switched to use Elemental2 for a few things. The rest of my app
> still uses the standard GWT widgets.
>
> I can bind directly to the Elemental2 elements from the GWT UI Binder,
> however, if I programatically want to add an Elemental2 element to a GWT
> Widget, there doesn't seem to be a direct way to do this.
>
> Eg: How would you add the Elemental2 HTMLCanvasElement, to a
> GWT SimplePanel using its setWidget method?
>
> To work around this, I created an "Elemental2Widget":
>
> import com.google.gwt.dom.client.Element;
> import com.google.gwt.user.client.ui.Widget;
> import jsinterop.base.Js;
>
> public class Elemental2Widget<T> extends Widget {
> public Elemental2Widget(T elemental2Widget) {
> Element element = Js.cast(elemental2Widget);
> setElement(element);
> }
> public T getElemental2Widget() {
> return Js.cast(getElement());
> }
> }
>
> Now I can call it like this:
>
> simplePanel.setWidget(new Elemental2Widget<>(htmlCanvasElement));
>
> Is this how people mix Elemental2 with GWT widgets? Or is there a better
> way?
>
>
--
You received this message because you are subscribed to the Google Groups "GWT
Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To view this discussion visit
https://groups.google.com/d/msgid/google-web-toolkit/7a9446c7-32b5-4a1a-84ba-2c7200901122n%40googlegroups.com.
