I created this issue: https://issues.apache.org/jira/browse/WICKET-5948
I think, that you are right, I lurked into a code with debugger a bit and it fails on null values of date and time inputs forming whole datetime input. Dne čtvrtek 9. července 2015 13:25:51 UTC+2 Martin Grigorov napsal(a): > > Hi, > > This may be a limitation of Wicket itself. > > DateTimePicker is a FormComponentPanel, i.e. it is not attached to HTML > form element but most probably to a <div> that has some HTML form elements > inside it. > I am not 100% sure but AFAIR wicket-ajax.js doesn't traverse the children > of the <div>. It just tries to get the 'value' of the form component with > wicket:id on it, in this case the <div>, so it will send 'null' as a value. > Once this is improved I think we will need to improve the server side as > well. As you can see at [1] it updates only the formComponent's model, but > not the models of its children in case of FormComponentPanel. > > I'll be able to run the application later today or tomorrow to confirm > this. > > Please file a ticket for improvement at Wicket JIRA. > Thanks! > > 1. > https://github.com/apache/wicket/blob/master/wicket-core/src/main/java/org/apache/wicket/ajax/form/AjaxFormComponentUpdatingBehavior.java#L144-L160 > > On Thu, Jul 9, 2015 at 2:13 PM, Václav Čermák <vvce...@gmail.com > <javascript:>> wrote: > >> Hi, >> >> I'am facing another problem with DateTimePicker. I attached >> AjaxFormComponentBehavior on it: >> >> import com.googlecode.wicket.kendo.ui.form.datetime.DateTimePicker; >> >> import org.apache.wicket.markup.html.basic.Label; >> import org.apache.wicket.ajax.AjaxRequestTarget; >> import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior; >> import org.apache.wicket.markup.html.WebMarkupContainer; >> import org.apache.wicket.markup.html.WebPage; >> >> public class HomePage extends WebPage { >> private static final long serialVersionUID = 1L; >> >> private WebMarkupContainer dtp; >> >> public HomePage(final PageParameters parameters) { >> super(parameters); >> >> add(new Label("version", getApplication().getFrameworkSettings(). >> getVersion())); >> >> add(dtp = new DateTimePicker("dtp")); >> dtp.setOutputMarkupId(true); >> dtp.add(new AjaxFormComponentUpdatingBehavior("onchange") >> { >> >> @Override >> protected void onUpdate(AjaxRequestTarget target) >> { >> System.out.println("CHANGED!"); >> } >> }); >> >> } >> >> } >> >> and I'am getting an error: >> >> Value of variable [[date]] could not be resolved while interpolating [[Error >> while parsing datetime: date was '${date}' and time was '${time}']] >> >> >> when I try to change a date in browser. This error I'am getting from >> attached quickstart as well ... >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "wicket-jquery-ui" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to wicket-jquery-...@googlegroups.com <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/wicket-jquery-ui/edc29b75-17b9-4181-bb15-21e630af905f%40googlegroups.com >> >> <https://groups.google.com/d/msgid/wicket-jquery-ui/edc29b75-17b9-4181-bb15-21e630af905f%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > >
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