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/*******************************************************************************
* Copyright (c) 2003, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.browser;
import org.eclipse.swt.internal.SWTEventListener;
/**
* This listener interface may be implemented in order to receive
* a {@link LocationEvent} notification when a {@link Browser}
* navigates to a different URL.
*
* @see Browser#addLocationListener(LocationListener)
* @see Browser#removeLocationListener(LocationListener)
*
* @since 3.0
*/
public interface LocationListener extends SWTEventListener {
/**
* This method is called when the current location is about to be changed.
* <p>
*
* <p>The following fields in the <code>LocationEvent</code> apply:
* <ul>
* <li>(in) location the location to be loaded
* <li>(in) widget the <code>Browser</code> whose location is changing
* <li>(in/out) doit can be set to <code>false</code> to prevent the location
* from being loaded
* </ul>
*
* @param event the <code>LocationEvent</code> that specifies the location
* to be loaded by a <code>Browser</code>
*
* @since 3.0
*/
public void changing(LocationEvent event);
/**
* This method is called when the current location is changed.
* <p>
*
* <p>The following fields in the <code>LocationEvent</code> apply:
* <ul>
* <li>(in) location the current location
* <li>(in) top <code>true</code> if the location opens in the top frame or
* <code>false</code> otherwise
* <li>(in) widget the <code>Browser</code> whose location has changed
* </ul>
*
* @param event the <code>LocationEvent</code> that specifies the new
* location of a <code>Browser</code>
*
* @since 3.0
*/
public void changed(LocationEvent event);
}
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