I suspect that the button widget is not properly added to the widget
tree through parentHasWidgets.add(buttonWidget)
Doing something like
parentDomElement.appendChild(buttonWidget.getElement()) will display
the button correctly but without any dom events being registered.
regards
On 31 Dez. 2010, 01:58, UseTheFork <jvers...@gmail.com> wrote:
> Hi,
>
> I am implementing a small GWT application containing a couple of
> buttons. I take most of my inspiration from the contact tutorial.
>
> I fire the button events with something like this:
>
> display.getCreditsButton().addClickHandler(new ClickHandler()
> {
> @Override
> public void onClick(ClickEvent event) {
> Window.confirm("Firing CREDITS");
> Singletons.EVENT_BUS.fireEvent(new
> DisplayCreditsEvent());
> display.getLabel().setText("Firing CREDITS");
> }
> });
>
> I have added extra debugging code (Window & Label).
>
> I sink the button events with code like this:
>
> Singletons.EVENT_BUS.addHandler(DisplayCreditsEvent.TYPE,
> new DisplayCreditsEventHandler() {
> @Override
> public void onDisplayCreditsEvent(DisplayCreditsEvent
> event) {
> Window.confirm("Sinking CREDIT");
> History.newItem("Credits");
> display.displayCredits();
> }
> });
>
> I am 100% sure this code is executed, because I have set debugging
> Window.confirm(...) statements all over the place and they pop-up
> successfully.
>
> Unfortunately, the onClick(...) and onDisplayCreditsEvent(...) methods
> are never called when I click on button. The application compiles
> successfully and runs on Tomcat.
>
> What could I be doing wrong? What could I be missing? I am using GWT
> 2.1.0 and Firefox 3.6.13.
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