| /******************************************************************************* |
| * Copyright (c) 2000, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jface.dialogs; |
| |
| /** |
| * Minimal interface to a page change provider. Used for dialogs which can |
| * switch between multiple pages. |
| * |
| * @since 3.1 |
| */ |
| public interface IPageChangeProvider { |
| /** |
| * Returns the currently selected page in the dialog. |
| * |
| * @return the selected page in the dialog or <code>null</code> if none is |
| * selected. The type may be domain specific. In |
| * the JFace provided dialogs this will be an instance of |
| * <code>IDialogPage</code>. |
| */ |
| Object getSelectedPage(); |
| |
| /** |
| * Adds a listener for page changes in this page change provider. Has no |
| * effect if an identical listener is already registered. |
| * |
| * @param listener |
| * a page changed listener |
| */ |
| void addPageChangedListener(IPageChangedListener listener); |
| |
| /** |
| * Removes the given page change listener from this page change provider. |
| * Has no effect if an identical listener is not registered. |
| * |
| * @param listener |
| * a page changed listener |
| */ |
| void removePageChangedListener(IPageChangedListener listener); |
| |
| } |