jira+quickstart -igor
On Thu, Nov 11, 2010 at 5:48 PM, smallufo <[email protected]> wrote: > Hi , thanks > I tried , but NPE is still thrown , with the same stacktrace... > Is there anything I missed ? > > Here is my border's HTML : > > <div wicket:id="content"> > <wicket:body/> > </div> > > border's java code : > > content = new WebMarkupContainer("content"); > > content.setOutputMarkupPlaceholderTag(true); > content.setVisible(defaultExpanded); > content.setRenderBodyOnly(false); > add(content); > content.add(getBodyContainer()); > > and the ajax link's onClick() : > > Link<Void> collapseExpandLink = new > AjaxFallbackLink<Void>("collapseExpandLink") > { > �...@override > public void onClick(AjaxRequestTarget target) > { > expanded=!expanded; > content.setVisible(expanded); > target.addComponent(content); > } > }; > add(collapseExpandLink); > > > > > 2010/11/12 Igor Vaynberg <[email protected]> > >> s/border.add(commentsView);/border.getbodycontainer().add(commentsView);/ >> >> On Thu, Nov 11, 2010 at 1:42 PM, smallufo <[email protected]> wrote: >> > Hi , I have a simple panel , with a border and a listView : >> > >> > <span wicket:id="border"> >> > <wicket:container wicket:id="commentsView"> >> > <div> >> > //comment layout >> > </div> >> > </wicket:container> >> > </span> >> > >> > And the code : >> > >> > add(border); >> > ListView<Comment> commentsView = new ListView<Comment>("commentsView" , >> new >> > LoadableDetachableModel<List<Comment>>() >> > { >> > �...@override >> > protected List<Comment> load() { >> > return commentDao.getComments(0 , 10); >> > } >> > }) >> > { >> > �...@override >> > protected void populateItem(ListItem<Comment> item) { >> > //comment layout >> > } >> > }; >> > border.add(commentsView); >> > commentsView.setReuseItems(false); >> > >> > The Panel has a border , with a clickable button , can be used to >> > collapse/expand the content of the border with AJAX. >> > Here is my steps : >> > >> > 1. I first collapse the panel . >> > 2. Then open another browser panel , add a comment. (the underlaying data >> > model is changed) >> > 3. Back to the original panel , expand the panel ... >> > >> > And I got a NPE : >> > >> > 2010-11-12 05:19:12,661 ERROR wicket.RequestCycle - Exception in >> rendering >> > component: [MarkupContainer [Component id = _body]] >> > org.apache.wicket.WicketRuntimeException: Exception in rendering >> component: >> > [MarkupContainer [Component id = _body]] >> > at >> org.apache.wicket.Component.renderComponent(Component.java:2725) >> > at >> > org.apache.wicket.MarkupContainer.onRender(MarkupContainer.java:1538) >> > at org.apache.wicket.Component.render(Component.java:2517) >> > at >> > org.apache.wicket.MarkupContainer.renderNext(MarkupContainer.java:1440) >> > at >> > >> org.apache.wicket.MarkupContainer.renderComponentTagBody(MarkupContainer.java:1603) >> > at >> > >> org.apache.wicket.MarkupContainer.onComponentTagBody(MarkupContainer.java:1527) >> > at >> org.apache.wicket.Component.renderComponent(Component.java:2686) >> > at >> > org.apache.wicket.MarkupContainer.onRender(MarkupContainer.java:1538) >> > >> > ... >> > >> > Caused by: java.lang.NullPointerException >> > at >> > >> org.apache.wicket.markup.html.border.Border$BorderBodyContainer.onComponentTagBody(Border.java:375) >> > at >> org.apache.wicket.Component.renderComponent(Component.java:2686) >> > ... 45 more >> > >> > Can anybody tell me where goes wrong ? Thanks. >> > Wicket 1.4.13 >> > >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> >> > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
