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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/external/w3c_dom/org/w3c/dom/events/EventListener.java
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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);
+
+}