Ah, so simple. Thanks! On Nov 5, 2:53 am, Amir Kashani <amirkash...@gmail.com> wrote: > Instead of <g:upFace> use <widgets:upFace> > > The namespace of the child element must match that of its parent. > > - Amir > > On Nov 4, 5:47 pm,KaffeineComa<kaffeinec...@gmail.com> wrote: > > > > > I have a simple class that extends PushButton to add a tooltip-like > > popup. It seems that if I try to use this class in UIBinder with > > PushButton's upFace, I get an "invalid child namespace" error: > > > <widgets:PushButtonWithToolTip ui:field="prevButton" > > toolTipText="previous lesson"> > > <g:upFace image='{res.back}'> > > previous lesson > > </g:upFace> > > </widgets:PushButtonWithToolTip> > > > I have the namespace defined properly as > > xmlns:widgets='urn:import:com.example.widgets', and this works fine > > until I add the <g:upFace> child element. > > > It was also working fine as: > > > <g:PushButton ui:field="prevButton" toolTipText="previous lesson"> > > <g:upFace image='{res.back}'> > > previous lesson > > </g:upFace> > > </g:PushButton> > > > It seems to only be a problem with a custom PushButton subclass that > > also specifies a child element. > > > Thanks for any pointers.
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