yes, but then you are married to the output it genereates.
[] label
[] label
whats below you can use just for the checkbox, so you are free to generate
your own label/panel/whatever. eg selecting rows in a table.
-igor
On 3/9/07, Thomas R. Corbin <[EMAIL PROTECTED]> wrote:
On Thursday, 08 March 2007 07:58 pm, Igor Vaynberg escreveu:
> see above. take a simple example where you have a list of checkboxes and
> you want all selected objects to end up in a collection. how do you do
it?
> sounds like a complex mapping? the most elegant way is to write a custom
> model.
Can you use a CheckBoxMultipleChoice for this?
>
> class mypage extends page {
> private Set<Person> selected=new HashSet();
>
> private class PersonCheckboxModel implements IModel<Boolean> {
> private final IModel<Person> person;
> public final PersonCheckBoxModel(IModel<Person> person) {
> this.person=person; }
>
> public Boolean getObject() {
> return selected.contains(person.getObject());
> }
>
> public void setObject(Boolean b) {
> if (Boolean.TRUE.equals(b)) {
> selected.put(person.getObject());
> } else {
> selected.remove(person.getObject());
> }
> }
>
> public void detach() { person.detach(); }
> }
>
> }
>
> now all you have to do is
>
> LoadableDetachableModel person=new LoadalbeDetachableModel(id);
> new CheckBox(this, "cb", new PersonCheckBoxModel(person));
>
> and everything magically works, hope it gives you some ideas.
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