Why are you adding a DialogBox as a child of another widget to begin with?
On Monday, February 4, 2013 11:36:20 AM UTC+1, membersound wrote:
>
> Hi,
>
> what does a "IllegalStateException" mean for a DialogBox?
>
> java.lang.IllegalStateException: This widget's parent does not implement
> HasWidgets
> at
> com.google.gwt.user.client.ui.Widget.removeFromParent(Widget.java:204)
> at com.google.gwt.user.client.ui.PopupPanel.show(PopupPanel.java:1016)
> at com.google.gwt.user.client.ui.DialogBox.show(DialogBox.java:432)
> at com.google.gwt.user.client.ui.PopupPanel.center(PopupPanel.java:523)
>
>
> I'm trying to just show the following custom dialog composite:
>
> MyDialog.java:
> class MyDialog extends Composite {
> @UiField
> DialogBox dialog;
>
> public MyDialog() {
> initWidget(..);
> dialog.show(); //Exception
> }
> }
>
> <g:FlowPanel>
> <g:DialogBox ui:field="dialog">
> <g:HTMLPanel>somestuff</g:HTMLPanel>
> </g:DialogBox>
> </g:FlowPanel>
>
>
> MyModule.ui.xml (main module with Entry point):
> <my:MyDialog />
>
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