Re: DataGrid (GWT 2.4) not visible in HTMLPanel

I had the same problem a couple weeks ago. Yes, DataGrid must display in one of the Layout Panel classes as it needs the ProvidesResize interface you describe. You may want to try the

Re: UiHandler and how to do it right?

The value to the @UiHandler annotation is the ui:field value in your UiBinder. So in the first example, they Button must have been named button. There is no implicit naming convention on the method names. The argument to that method is what determines when that method runs (e.g. on a