Lucas, Check out the EnumDropDownChoice from Wicketopia...
http://wicketopia.svn.sourceforge.net/viewvc/wicketopia/trunk/wicketopia/src/main/java/org/wicketopia/component/choice/EnumDropDownChoice.java?revision=140&view=markup http://wicketopia.svn.sourceforge.net/viewvc/wicketopia/trunk/wicketopia/src/main/java/org/wicketopia/renderer/EnumChoiceRenderer.java?revision=140&view=markup On Mon, May 16, 2011 at 6:33 PM, Clint Checketts <checke...@gmail.com> wrote: > If the ChoiceRenderer ID isn't unique or it has trouble matching it with the > selected value, you could get this problem. > > On Mon, May 16, 2011 at 2:21 PM, lucast <lucastol...@hotmail.com> wrote: > >> Dear Forum, >> I have yet another question about PropertyModel not binding to an object >> field but this time using DropDownChoice. >> >> In my form I have >> DropDownChoice<HowOftenType> eventOccurHowOftenDropDownChoice = new >> DropDownChoice<HowOftenType>("eventOccurHowOften", new >> PropertyModel<HowOftenType>(event, "occurrHowOften"), >> HowOftenType.getOccurHowOftenValues(), new ChoiceRendererHowOftenType() ); >> >> "occurrHowOften" is a field of object event, >> HowOftenType.getOccurHowOftenValues() return a list of Enum and >> ChoiceRendererHowOftenType simply implements getDisplayValue and getIdValue >> for IChoiceRenderer. >> >> When processing the form, after having filled the >> eventOccurHowOftenDropDownChoice, event.getOccurrHowOften returns null. >> >> As explained on >> >> http://apache-wicket.1842946.n4.nabble.com/PropertyModel-not-binding-TextField-td3527074.html >> my previous post , when analysing the content of the above >> eventOccurHowOftenDropDownChoice while debugging on Eclipse, the >> eventOccurHowOftenDropDownChoice.data contains an instance of event object >> and the occurHowOften enum field is populated. >> >> However, the original event.occurHowOften field is still null. >> Why is PropertyModel not binding the DropDownChoice to the variable? what >> am >> I missing here? >> >> >> The interesting thing is that another field DropDownChoice<EventType> >> eventTypeDropDown = new DropDownChoice<EventType>("eventTypeChoice",new >> PropertyModel<EventType>(event, "eventType"), >> Arrays.asList(EventType.values())); >> which is binding an enum field to event object is working absolutely fine. >> The only difference between the two is that on this one I am not passing an >> IChoiceRenderer object. >> >> Even when I don't use the IChoiceRenderer instance on the former, the >> PropertyModel is still not binding the DropDownChoice value to >> event.occurHowOften variable. >> >> >> These are very simple form fields and I still don't get what I'm doing >> wrong. Can you spot where I am making some sort of mistake? >> >> Thanks in advance, >> Lucas >> >> >> -- >> View this message in context: >> http://apache-wicket.1842946.n4.nabble.com/PropertyModel-not-binding-DropDownChoice-tp3527154p3527154.html >> Sent from the Users forum mailing list archive at Nabble.com. >> >> --------------------------------------------------------------------- >> 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
