Excellent - thank you.
pointbreak+wicketstuff wrote:
>
> Why not just put a filter on your 'global' feedbackpanel and filter out
> the messages that you already display for each component? E.g. I have
> the following code in a form:
>
> private void addGlobalSubmitPanel() {
> final List<FormComponent> components = getFormComponents();
> final FeedbackPanel feedback = new FeedbackPanel(FEEDBACK);
> feedback.setFilter(new IFeedbackMessageFilter() {
> public boolean accept(FeedbackMessage message) {
> return !components.contains(message.getReporter());
> }
> });
> add(feedback);
> }
>
> private List<FormComponent> getFormComponents() {
> final List<FormComponent> components = new
> ArrayList<FormComponent>();
> visitFormComponents(new FormComponent.IVisitor() {
> public Object formComponent(IFormVisitorParticipant
> formComponent) {
> final FormComponent fc = (FormComponent)formComponent;
> components.add(fc);
> return Component.IVisitor.CONTINUE_TRAVERSAL;
> }
> });
> return components;
> }
>
>> >
>> > Hi. Can anyone recommend a good strategy for handling and dislplaying
>> > validation error messages when using Ajax?
>> >
>> > I want my basic field validation error to show next to the relevant
>> input
>> > text boxes, and have used my own FormComponentFeedbackBorder to do
>> this.
>> >
>> > I still want a feedback panel for more fatal backend errors - eg,
>> "record
>> > already exists", "concurrent record modification", etc.
>> >
>> > Problem. If I put a feedback panel on the page, and repaint this in my
>> > button's onError with target.addComponent(feedback) - then I get
>> > duplicates of my field validation errors in my panel. Not what I want.
>> >
>> > If I only repaint the feedback onSubmit then I can catch the backend
>> error
>> > and display my message. But subsequent Ajax form submissions don't
>> refresh
>> > the page, so the error message in the feedback panel "sticks" on the
>> page.
>> >
>> > Not sure how to clear out existing errors in the feedback panel when
>> using
>> > Ajax, so have now used a label on my page instead, and manually clean
>> up
>> > after myself. But is this the best way to go?
>> >
>>
>> --
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>> Sent from the Wicket - User mailing list archive at Nabble.com.
>>
>>
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