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1 /*******************************************************************************
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2 * Copyright (c) 2006, 2007 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * Chris Gross (schtoo@schtoo.com) - initial API and implementation for bug 16179
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10 * IBM Corporation - revisions to initial contribution
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11 * Port to the D programming language:
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12 * Frank Benoit <benoit@tionex.de>
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13 *******************************************************************************/
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14 module dwtx.jface.dialogs.PageChangingEvent;
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15
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16
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17 import dwtx.core.runtime.Assert;
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18
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19 import dwt.dwthelper.utils;
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20
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21 /**
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22 * Event object describing an <code>IDialogPage</code> in the midst of changing.
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23 *
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24 * @see IPageChangingListener
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25 * @since 3.3
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26 */
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27 public class PageChangingEvent : EventObject {
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28
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29
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30 private static const long serialVersionUID = 1L;
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31
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32 private Object currentPage;
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33
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34 private Object targetPage;
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35
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36 /**
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37 * Public field that dictates if the page change will successfully change.
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38 *
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39 * Set this field to <code>false</code> to prevent the page from changing.
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40 *
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41 * Default value is <code>true</code>.
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42 */
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43 public bool doit = true;
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44
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45 /**
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46 * Creates a new event for the given source, selected (current) page and
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47 * direction.
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48 *
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49 * @param source
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50 * the page changing provider (the source of this event)
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51 * @param currentPage
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52 * the current page. In the JFace provided dialogs this will be
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53 * an <code>IDialogPage</code>.
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54 * @param targetPage
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55 * the target page. In the JFace provided dialogs this will be an
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56 * <code>IDialogPage</code>.
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57 */
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58 public this(Object source, Object currentPage, Object targetPage) {
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59 super(source);
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60 Assert.isNotNull(currentPage);
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61 Assert.isNotNull(targetPage);
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62 this.currentPage = currentPage;
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63 this.targetPage = targetPage;
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64 }
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65
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66 /**
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67 * Returns the current page from which the page change originates.
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68 *
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69 * @return the current page. In dialogs implemented by JFace,
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70 * this will be an <code>IDialogPage</code>.
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71 */
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72 public Object getCurrentPage() {
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73 return currentPage;
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74 }
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75
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76 /**
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77 * Returns the target page to change to.
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78 *
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79 * @return the target page. In dialogs implemented by JFace,
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80 * this will be an <code>IDialogPage</code>.
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81 */
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82 public Object getTargetPage() {
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83 return targetPage;
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84 }
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85
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86 }
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