public void addTopWidget(Widget w) {

        m_content.removeStyleName(I_CmsLayoutBundle.INSTANCE.dialogCss().alertMainContent());
        m_topWidgets.getElement().getStyle().clearDisplay();
        m_topWidgets.add(w);
    }
public void addTopWidget ( Widget w ) { m_content . removeStyleName ( I_CmsLayoutBundle . INSTANCE . dialogCss ( ) . alertMainContent ( ) ) ; m_topWidgets . getElement ( ) . getStyle ( ) . clearDisplay ( ) ; m_topWidgets . add ( w ) ; }
Adds a widget to this dialogs top content.<p>

@param w the widget to add