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/*******************************************************************************
* Copyright (c) 2006, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Chris Gross ([email protected]) - initial API and implementation for bug 16179
* IBM Corporation - revisions to initial contribution
*******************************************************************************/
package org.eclipse.jface.dialogs;
/**
* A listener which is notified when the current page of a multi-page dialog is
* changing. Use this listener to perform long-running work that should only be
* executed once, when the page is in the process of changing, rather then
* during validation of page controls.
*
* @see PageChangingEvent
* @since 3.3
*/
public interface IPageChangingListener {
/**
* Handle the an IDialogPage changing.
*
* The doit field of the PageChangingEvent
* must be set to false to prevent the page from changing.
*
* @param event
* event object describing the change
*/
public void handlePageChanging(PageChangingEvent event);
}