@Bas, I was originally adding it to the form (which is in a parent component), but it just wasn’t working. I’m sure I’m missing something about the nature of parent/child components.
@Sven Can you elaborate for me a little more (still a Wicket newb). Can I use a AjaxEventBehavior with a Form? Thanks! -Lon On Wed, May 18, 2016 at 5:31 AM, Sven Meier <s...@meiers.net> wrote: > Thanks Bas! > > I see, this is new in Wicket 7.x (WICKET-5196). > > We could delay the check for the parental form into #onConfigure(). > > IMHO a better solution would be to use a bubbling event instead (e.g. > "focusout") and attaching a single listener to the form (instead of adding > a behaviors to each contained formComponent). > > Sven > > > > On 18.05.2016 13:23, Bas Gooren wrote: > >> Uhh, that error message is right there on the AFVB’s onBind(): >> >> >> https://github.com/apache/wicket/blob/master/wicket-core/src/main/java/org/apache/wicket/ajax/form/AjaxFormValidatingBehavior.java#L102 >> >> The problem is that the check for a parent form is happening in onBind(), >> so when the behavior is attached to a component. >> In other words: you can only add AFVB to a component _after_ you have >> added that component to a Form. >> >> I suspect that the main reason for this is that this behavior is meant to >> be used on a whole form, not a single form component. >> Even when you attach it to a single component, it will always validate >> _all_ components in the form. >> See >> https://github.com/apache/wicket/blob/master/wicket-core/src/main/java/org/apache/wicket/ajax/form/AjaxFormValidatingBehavior.java#L117 >> >> The OP should probably be using a AjaxFormComponentUpdatingBehavior, >> adding any feedback panels in onUpdate() and onError(). >> >> Met vriendelijke groet, >> Kind regards, >> >> Bas Gooren >> >> Op 18 mei 2016 bij 11:29:26, Sven Meier (s...@meiers.net) schreef: >> >> Hi, >> >> I cannot find that error message in Wicket's source. >> >> Are you using org.apache.wicket.ajax.form.AjaxFormValidatingBehavior or >> some subclass or alternative? >> >> Have fun >> Sven >> >> >> On 18.05.2016 02:37, Lon Varscsak wrote: >> >>> Hey guys, I may be missing something here, but if I do: >>> TextField textField = new TextField<String>("keyCode", new >>> PropertyModel<>( >>> order, OrderHeader.SOURCE_KEY_KEY)); >>> textField.add(new AjaxFormValidatingBehavior("blur")); >>> * add(textField);* >>> I get an error “*AjaxFormValidatingBehavior should be bound to a Form >>> component or a component that is inside a form!*” >>> If I change it to: >>> TextField textField = new TextField<String>(“keyCode", new >>> PropertyModel<>( >>> order, OrderHeader.SOURCE_KEY_KEY)); >>> * add(textField);* >>> textField.add(new AjaxFormValidatingBehavior("blur")); >>> It works. Basically the AjaxFormValidatingBehavior is expecting to >>> find a >>> form in it’s parent, but it’s parent hasn’t been assigned yet. >>> Is this expected behavior? >>> Thanks, >>> Lon >>> >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >> For additional commands, e-mail: users-h...@wicket.apache.org >> >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > For additional commands, e-mail: users-h...@wicket.apache.org > >
