Re: Disabling component again with AjaxCheckBox

[Steve Swinsburg]

Call doUpdateConfirmButton() when the page first loads so you can set it up initially, then again when the checkbox is clicked as you already do.

cheers,
Steve


On 31/05/2009, at 7:40 AM, Rick Gruber-Riemer wrote:

Hi


the checkbox is checked. This works fine when the button initially is
disabled, then the checkbox is checked by the user (I followed

I have a checkbox which must be checked for the user to be able to submit (accept terms). I want the related submit button to be enabled only, when http://www.nabble.com/Disabling-and-enabling-components-using-AjaxCheckBox-td20911338.html#a20911338) . However, when the user then unchecks the checkbox again, the button does not

get disabled again :-(

Any suggestions?

   <div wicket:id="feedback"></div>
   <form wicket:id="form">

id="acceptCB" /></span>
       <label for="acceptCB"><wicket:message key="acceptCB">[Accept
delete]</wicket:message></label>
       <br/>
       <input type="submit" value="[Confirm]" id="confirmBtn"
wicket:id="confirmBtn" wicket:message="value:confirmBtn"/>
   </form>

==========


IModel for the checkbox */
   private boolean accepted = false;

   /** The confirm button */
   Button confirmBTN = null;

   /** The accept check box */
   CheckBox acceptCB = null;

   public AccountDeletePage() {
       add(new FeedbackPanel("feedback"));
       Form form = new Form("form");
       add(form);
       confirmBTN = new Button("confirmBtn") {
           @Override
           public void onSubmit() {
               doDelete();
           }
       };
       confirmBTN.setEnabled(false);

       form.add(confirmBTN);
       //CheckBox acceptCB = new CheckBox("acceptCB", new
PropertyModel(this, "accepted"));
       acceptCB = new AjaxCheckBox("acceptCB",new PropertyModel(this,
"accepted")) {
           @Override protected void onUpdate(AjaxRequestTarget arg0) {
               doUpdateConfirmButton();
               if(arg0 != null) {
                   arg0.addComponent(confirmBTN);
               }
           }
       };
       acceptCB.setRequired(true);

   }

   /**
    * Updates the enabled state of the delete button depending on
acceptance
    */
   private final void doUpdateConfirmButton() {
       boolean enabled = acceptCB.isEnabled();
       confirmBTN.setEnabled(enabled);
   }

<span wicket:id="border"><input type="checkbox" wicket:id="acceptCB" /** Whether or not the conditions for deletion are accepted. Acts as confirmBTN.setOutputMarkupId(true); //not sure why this is needed form.add(new FormComponentFeedbackBorder("border").add(acceptCB));

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