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/*
* Copyright (c) 2000 World Wide Web Consortium,
* (Massachusetts Institute of Technology, Institut National de
* Recherche en Informatique et en Automatique, Keio University). All
* Rights Reserved. This program is distributed under the W3C's Software
* Intellectual Property License. This program is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE.
* See W3C License http://www.w3.org/Consortium/Legal/ for more details.
*/
package org.w3c.dom.events;
/**
* The <code>EventListener</code> interface is the primary method for
* handling events. Users implement the <code>EventListener</code> interface
* and register their listener on an <code>EventTarget</code> using the
* <code>AddEventListener</code> method. The users should also remove their
* <code>EventListener</code> from its <code>EventTarget</code> after they
* have completed using the listener.
* <p> When a <code>Node</code> is copied using the <code>cloneNode</code>
* method the <code>EventListener</code>s attached to the source
* <code>Node</code> are not attached to the copied <code>Node</code>. If
* the user wishes the same <code>EventListener</code>s to be added to the
* newly created copy the user must add them manually.
* <p>See also the <a href='http://www.w3.org/TR/2000/REC-DOM-Level-2-Events-20001113'>Document Object Model (DOM) Level 2 Events Specification</a>.
* @since DOM Level 2
*/
public interface EventListener {
/**
* This method is called whenever an event occurs of the type for which
* the <code> EventListener</code> interface was registered.
* @param evt The <code>Event</code> contains contextual information
* about the event. It also contains the <code>stopPropagation</code>
* and <code>preventDefault</code> methods which are used in
* determining the event's flow and default action.
*/
public void handleEvent(Event evt);
}
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