- /*
- * The Apache Software License, Version 1.1
- *
- *
- * Copyright (c) 1999-2002 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.apache.org. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- package com.sun.org.apache.xerces.internal.dom.events;
-
- import org.w3c.dom.events.Event;
- import org.w3c.dom.events.EventTarget;
-
- /** EventImpl is an implementation of the basic "generic" DOM Level 2 Event
- object. It may be subclassed by more specialized event sets.
- Note that in our implementation, events are re-dispatchable (dispatch
- clears the stopPropagation and preventDefault flags before it starts);
- I believe that is the DOM's intent but I don't see an explicit statement
- to this effect.
- */
- /**
- * @version $Id: EventImpl.java,v 1.8 2003/05/08 19:52:41 elena Exp $
- */
- public class EventImpl implements Event
- {
- public String type=null;
- public EventTarget target;
- public EventTarget currentTarget;
- public short eventPhase;
- public boolean initialized=false, bubbles=true, cancelable=false;
- public boolean stopPropagation=false, preventDefault=false;
-
- protected long timeStamp = System.currentTimeMillis();
-
- /** The DOM doesn't deal with constructors, so instead we have an
- initializer call to set most of the read-only fields. The
- others are set, and reset, by the event subsystem during dispatch.
- <p>
- Note that init() -- and the subclass-specific initWhatever() calls --
- may be reinvoked. At least one initialization is required; repeated
- initializations overwrite the event with new values of their
- parameters.
- */
- public void initEvent(String eventTypeArg, boolean canBubbleArg,
- boolean cancelableArg)
- {
- type=eventTypeArg;
- bubbles=canBubbleArg;
- cancelable=cancelableArg;
-
- initialized=true;
- }
-
- /** @return true iff this Event is of a class and type which supports
- bubbling. In the generic case, this is True.
- */
- public boolean getBubbles()
- {
- return bubbles;
- }
-
- /** @return true iff this Event is of a class and type which (a) has a
- Default Behavior in this DOM, and (b)allows cancellation (blocking)
- of that behavior. In the generic case, this is False.
- */
- public boolean getCancelable()
- {
- return cancelable;
- }
-
- /** @return the Node (EventTarget) whose EventListeners are currently
- being processed. During capture and bubble phases, this may not be
- the target node. */
- public EventTarget getCurrentTarget()
- {
- return currentTarget;
- }
-
- /** @return the current processing phase for this event --
- CAPTURING_PHASE, AT_TARGET, BUBBLING_PHASE. (There may be
- an internal DEFAULT_PHASE as well, but the users won't see it.) */
- public short getEventPhase()
- {
- return eventPhase;
- }
-
- /** @return the EventTarget (Node) to which the event was originally
- dispatched.
- */
- public EventTarget getTarget()
- {
- return target;
- }
-
- /** @return event name as a string
- */
- public String getType()
- {
- return type;
- }
-
- public long getTimeStamp() {
- return timeStamp;
- }
-
- /** Causes exit from in-progress event dispatch before the next
- currentTarget is selected. Replaces the preventBubble() and
- preventCapture() methods which were present in early drafts;
- they may be reintroduced in future levels of the DOM. */
- public void stopPropagation()
- {
- stopPropagation=true;
- }
-
- /** Prevents any default processing built into the target node from
- occurring.
- */
- public void preventDefault()
- {
- preventDefault=true;
- }
-
- }