Re: How to hook component into validation?
Joost, thanks for your help. Michael On Wed, Mar 17, 2010 at 8:27 PM, Joost Schouten (ml) joost...@jsportal.comwrote: You can listen for the validation events on the individual form elements of your component. eg: @Enviromental private ValidationTracker validationTracker; @OnEvent(component = myFormField, value = EventConstants.VALIDATE) private void validateFormField(Object valueAboutToBeSet) { //do your validation and record errors where needed with the validationTracker } Hope this helps, Joost Michael Prescott wrote: I have a component which is a wrapper around some form fields. (Imagine an 'edit address' component.) If I want to provide some custom validation, is there a way to listen to the enclosing form's validation event? The problem is that the form is defined in the page, not in my component. Right now, the page catches the validation event and then calls a validate(Form form) method on my component. But I'm wondering if there's a way to have my component do this automatically, so that future users won't have to remember to hook this up. (Plus, the page's validation event handler does nothing else, so it's kinda silly.) Any tips greatly appreciated! Michael - To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org
How to hook component into validation?
I have a component which is a wrapper around some form fields. (Imagine an 'edit address' component.) If I want to provide some custom validation, is there a way to listen to the enclosing form's validation event? The problem is that the form is defined in the page, not in my component. Right now, the page catches the validation event and then calls a validate(Form form) method on my component. But I'm wondering if there's a way to have my component do this automatically, so that future users won't have to remember to hook this up. (Plus, the page's validation event handler does nothing else, so it's kinda silly.) Any tips greatly appreciated! Michael
Re: How to hook component into validation?
You can listen for the validation events on the individual form elements of your component. eg: @Enviromental private ValidationTracker validationTracker; @OnEvent(component = myFormField, value = EventConstants.VALIDATE) private void validateFormField(Object valueAboutToBeSet) { //do your validation and record errors where needed with the validationTracker } Hope this helps, Joost Michael Prescott wrote: I have a component which is a wrapper around some form fields. (Imagine an 'edit address' component.) If I want to provide some custom validation, is there a way to listen to the enclosing form's validation event? The problem is that the form is defined in the page, not in my component. Right now, the page catches the validation event and then calls a validate(Form form) method on my component. But I'm wondering if there's a way to have my component do this automatically, so that future users won't have to remember to hook this up. (Plus, the page's validation event handler does nothing else, so it's kinda silly.) Any tips greatly appreciated! Michael - To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org