Attributes supported by event handlers, i.e. the elements which cause an event handler to be registered on a component.
| Attribute | Description | Type | Default | Options | Use |
|---|---|---|---|---|---|
| event | The event for which the handler is to be registered. | xs:QName | required | ||
| observer | The reference to the observer, i.e. the component on which the event handler is to be registered. If not specified, then the observer will be the parent component of the handler. | xs:IDREF | optional |