call clearinput() on the radiogroup so it refreshes based on new model
value you set.
-igor
On Thu, Dec 30, 2010 at 4:57 AM, Ernesto Reinaldo Barreiro
<reier...@gmail.com> wrote:
> I forgot to mentions this is with wicket 1.4.x.
>
> Ernesto
>
> On Thu, Dec 30, 2010 at 1:53 PM, Ernesto Reinaldo Barreiro
> <reier...@gmail.com> wrote:
>> Hi,
>>
>> Apologies for the somewhat lengthy e-mail.
>>
>> Consider the following situation
>>
>> 1-I have a form with a RadioGroup, several Radio buttons, an AJAX
>> submit button and some AJAX links that fetch "information" that can be
>> used to repaint the form and the RadioGroup.
>>
>> In simplified code more or less this.
>>
>> public class RadioPage extends WebPage {
>>
>> private static final long serialVersionUID = 1L;
>>
>> private WebMarkupContainer context;
>>
>> private Gender gender;
>>
>> private FeedbackPanel feedbackPanel;
>>
>> public RadioPage() {
>> Form<Void> form = new Form<Void>("form");
>> add(form);
>> context = new WebMarkupContainer("context");
>> context.setOutputMarkupId(true);
>> form.add(context);
>>
>>
>> RadioGroup<Gender> gender = new RadioGroup<Gender>("gender",
>> new PropertyModel<Gender>(this,"gender"));
>>
>> gender.setRequired(true);
>> context.add(gender);
>> // hombre
>> Radio<Gender> sexoH = new Radio<Gender>("male", new
>> Model<Gender>(Gender.MALE), gender);
>> gender.add(sexoH);
>>
>> Radio<Gender> sexoM = new Radio<Gender>("female", new
>> Model<Gender>(Gender.FEMALE), gender);
>> gender.add(sexoM);
>>
>> add(new AjaxLink<Void>("makeMale") {
>>
>> private static final long serialVersionUID = 1L;
>>
>> �...@override
>> public void onClick(AjaxRequestTarget target) {
>> RadioPage.this.gender = Gender.MALE;
>> if(target != null) {
>> target.addComponent(context);
>> }
>> }
>> });
>>
>> add(new AjaxLink<Void>("makeFemale") {
>>
>> private static final long serialVersionUID = 1L;
>>
>> �...@override
>> public void onClick(AjaxRequestTarget target) {
>> RadioPage.this.gender = Gender.FEMALE;
>> if(target != null) {
>> target.addComponent(context);
>> }
>> }
>> });
>>
>> form.add(new AjaxSubmitLink("submit") {
>>
>> private static final long serialVersionUID = 1L;
>>
>> �...@override
>> protected void onSubmit(AjaxRequestTarget target,
>> Form<?> form) {
>> form.info("Gender was set to " +
>> RadioPage.this.gender);
>> target.addComponent(feedbackPanel);
>> }
>>
>> �...@override
>> protected void onError(AjaxRequestTarget target,
>> Form<?> form) {
>> target.addComponent(feedbackPanel);
>> }
>> });
>>
>> feedbackPanel = new FeedbackPanel("feedback");
>> feedbackPanel.setOutputMarkupId(true);
>> add(feedbackPanel);
>> }
>>
>> public Gender getGender() {
>> return gender;
>> }
>>
>> public void setGender(Gender gender) {
>> this.gender = gender;
>> }
>> }
>>
>> -----------------RadioPage.html--------------
>>
>> <html
>> xmlns:wicket="http://wicket.apache.org/dtds.data/wicket-xhtml1.4-strict.dtd";>
>> <head>
>> <title>Test</title>
>> </head>
>> <body>
>> <form wicket:id="form">
>> <div wicket:id="context">
>> <span wicket:id="gender">
>> <input type="radio" wicket:id="male"/>
>> <label for="radio3">Male</label>
>> <input type="radio"
>> wicket:id="female"/>
>> <label for="radio4">Female</label>
>> </span>
>> </div>
>> <input wicket:id="submit" type="submit" value="AJAX
>> submit"/>
>> </form>
>> <span wicket:id="feedback"></span>
>> <p>
>> Updating RadioGroup via AJAX does not work:
>> <a wicket:id="makeMale">Make male</a> and <a
>> wicket:id="makeFemale">Make female</a>.
>> </p>
>> </body>
>> </html>
>>
>> and
>>
>> public enum Gender {
>> FEMALE,
>> MALE;
>> }
>>
>>
>> 2-You click on the AJAX submit button without selecting any of the
>> radio buttons. This seems to set the rawinput of RadioGroup to null.
>> 3-You click now on one of the AJAX links (Make male or Make female in
>> the example) in order to fetch the "information" and repaint the form
>> via AJAX. But radios checked condition is not updated:-(
>>
>> This seems to be because of following code on Radio.onComponentTag():
>>
>> // compare the model objects of the group and self, if
>> the same add the
>> // checked attribute, first check if there was a raw input on
>> the group.
>> if (group.hasRawInput())
>> {
>> String rawInput = group.getRawInput();
>> if (rawInput != null && rawInput.equals(value))
>> {
>> tag.put("checked", "checked");
>> }
>> }
>>
>> If I rewrite my gender RadioGroup as
>>
>> RadioGroup<Gender> gender = new RadioGroup<Gender>("gender",
>> new PropertyModel<Gender>(this,"gender")) {
>>
>> private static final long serialVersionUID = 1L;
>>
>> �...@override
>> public boolean isInputNullable() {
>> return false;
>> }
>> };
>>
>> "everything" seems to be working fine. Am I missing some important
>> point on how to use radio groups or is this a bug? Shall I file a
>> jira issue for this?
>>
>> Thanks in advance,
>>
>> Ernesto
>>
>
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