Re: Update from 2.1.0 RC1 to 2.1.0 giving Widget XXX not a subclass of GWT's Widget class

They know about it and are working on a fix.

You can shut off the error message (directions in this link).

http://groups.google.com/group/google-web-toolkit/browse_thread/thread/684414e23255b8a7#

On Oct 29, 12:25 pm, alanmechy <a...@mechnicality.com> wrote:
> Hi
>
> I've just upgraded my Helios from GWT 2.1.0 RC1 to 2.1.0. I have a
> ui.xml file which has a reference to a class derived from
> com.google.gwt.user.client.ui.Composite. This has been in my project
> since 2.0.3 and worked just fine. However after updating from 2.1.0.
> RC1 to 2.1.0 I'm getting the above message where XXX is my class name.
>
> What's happening?
>
> Here's the class declaration:
>
> public class WGLCanvas extends Composite implements IWGLCanvas {
>
> ....
>
> and here's the ui.xml file:
>
> <!DOCTYPE ui:UiBinder SYSTEM "http://dl.google.com/gwt/DTD/xhtml.ent">
> <ui:UiBinder xmlns:ui="urn:ui:com.google.gwt.uibinder"
>         xmlns:g="urn:import:com.google.gwt.user.client.ui"
>         xmlns:mg="urn:import:com.mechnicality.webgl4gwt.client.webgl">   <===
> THIS IS THE REFERENCE TO THE CLASS
>         <ui:style>
>                 .canvas {
>                         background-color: #303030;
>                         width: 99%;
>                         height: 98%;
>                         border: thick inset gray;
>                 }
>                 .info {
>                         color: white;
>                 }
>
>         </ui:style>
>         <g:DockLayoutPanel unit='EM'>
>                 <g:north size='3'>
>                         <g:HorizontalPanel >
>                                 <g:InlineLabel ui:field="name" addStyleNames='{style.info}'></
> g:InlineLabel>
>                                 <g:Label ui:field='description' addStyleNames='{style.info}'></
> g:Label>
>                                 <g:PushButton ui:field='set3D'>3D</g:PushButton>
>                                 <g:PushButton ui:field='setHier'>Hy</g:PushButton>
>                         </g:HorizontalPanel>
>                 </g:north>
>                 <g:center>
>                         <mg:WGLCanvas ui:field='canvas'></mg:WGLCanvas>     <===== THIS IS
> THE LINE CAUSING THE ERROR>
>                 </g:center>
>
>         </g:DockLayoutPanel>
>
> </ui:UiBinder>
>
> The Eclipse problem type is:
>
> Google Web Toolkit UiBinder problem
>
> The module appears to pass the GWT compiler OK
>
> Thanks in advance
>
> Alan

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