annotate dwt/dnd/DNDListener.d @ 7:e831403a80a9

Add 'cast' to casts
author Frank Benoit <benoit@tionex.de>
date Wed, 27 Aug 2008 14:30:35 +0200
parents 1a8b3cb347e0
children d8635bb48c7c
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 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 * IBM Corporation - initial API and implementation
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10 *******************************************************************************/
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11 module dwt.dnd;
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12
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13 import dwt.internal.*;
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14 import dwt.widgets.*;
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16
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17 class DNDListener : TypedListener {
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18 Widget dndWidget;
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19 /**
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20 * DNDListener constructor comment.
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21 * @param listener dwt.internal.DWTEventListener
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22 */
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1a8b3cb347e0 Fix Ctors to 'this'
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23 this(DWTEventListener listener) {
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24 super(listener);
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25 }
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26 public void handleEvent (Event e) {
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27 switch (e.type) {
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28 case DND.DragStart: {
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29 DragSourceEvent event = new DragSourceEvent(cast(DNDEvent)e);
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30 DragSourceEffect sourceEffect = (cast(DragSource) dndWidget).getDragSourceEffect();
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31 if (sourceEffect !is null) {
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32 sourceEffect.dragStart (event);
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33 }
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34 (cast(DragSourceListener) eventListener).dragStart (event);
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35 event.updateEvent(cast(DNDEvent)e);
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36 break;
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37 }
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38 case DND.DragEnd: {
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39 DragSourceEvent event = new DragSourceEvent(cast(DNDEvent)e);
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40 DragSourceEffect sourceEffect = (cast(DragSource) dndWidget).getDragSourceEffect();
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41 if (sourceEffect !is null) {
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42 sourceEffect.dragFinished (event);
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43 }
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44 (cast(DragSourceListener) eventListener).dragFinished (event);
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45 event.updateEvent(cast(DNDEvent)e);
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47 }
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48 case DND.DragSetData: {
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49 DragSourceEvent event = new DragSourceEvent(cast(DNDEvent)e);
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50 DragSourceEffect sourceEffect = (cast(DragSource) dndWidget).getDragSourceEffect();
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51 if (sourceEffect !is null) {
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52 sourceEffect.dragSetData (event);
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53 }
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54 (cast(DragSourceListener) eventListener).dragSetData (event);
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55 event.updateEvent(cast(DNDEvent)e);
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57 }
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58 case DND.DragEnter: {
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59 DropTargetEvent event = new DropTargetEvent(cast(DNDEvent)e);
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60 (cast(DropTargetListener) eventListener).dragEnter (event);
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61 DropTargetEffect dropEffect = (cast(DropTarget) dndWidget).getDropTargetEffect();
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62 if (dropEffect !is null) {
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63 dropEffect.dragEnter (event);
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64 }
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65 event.updateEvent(cast(DNDEvent)e);
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67 }
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68 case DND.DragLeave: {
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69 DropTargetEvent event = new DropTargetEvent(cast(DNDEvent)e);
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70 (cast(DropTargetListener) eventListener).dragLeave (event);
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71 DropTargetEffect dropEffect = (cast(DropTarget) dndWidget).getDropTargetEffect();
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72 if (dropEffect !is null) {
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73 dropEffect.dragLeave (event);
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74 }
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75 event.updateEvent(cast(DNDEvent)e);
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77 }
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78 case DND.DragOver: {
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79 DropTargetEvent event = new DropTargetEvent(cast(DNDEvent)e);
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80 (cast(DropTargetListener) eventListener).dragOver (event);
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81 DropTargetEffect dropEffect = (cast(DropTarget) dndWidget).getDropTargetEffect();
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82 if (dropEffect !is null) {
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83 dropEffect.dragOver (event);
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84 }
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85 event.updateEvent(cast(DNDEvent)e);
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87 }
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88 case DND.Drop: {
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89 DropTargetEvent event = new DropTargetEvent(cast(DNDEvent)e);
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90 (cast(DropTargetListener) eventListener).drop (event);
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91 DropTargetEffect dropEffect = (cast(DropTarget) dndWidget).getDropTargetEffect();
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92 if (dropEffect !is null) {
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93 dropEffect.drop (event);
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94 }
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95 event.updateEvent(cast(DNDEvent)e);
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97 }
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98 case DND.DropAccept: {
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99 DropTargetEvent event = new DropTargetEvent(cast(DNDEvent)e);
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100 (cast(DropTargetListener) eventListener).dropAccept (event);
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101 DropTargetEffect dropEffect = (cast(DropTarget) dndWidget).getDropTargetEffect();
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102 if (dropEffect !is null) {
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103 dropEffect.dropAccept (event);
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104 }
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105 event.updateEvent(cast(DNDEvent)e);
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107 }
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108 case DND.DragOperationChanged: {
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109 DropTargetEvent event = new DropTargetEvent(cast(DNDEvent)e);
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110 (cast(DropTargetListener) eventListener).dragOperationChanged (event);
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111 DropTargetEffect dropEffect = (cast(DropTarget) dndWidget).getDropTargetEffect();
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112 if (dropEffect !is null) {
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113 dropEffect.dragOperationChanged (event);
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114 }
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115 event.updateEvent(cast(DNDEvent)e);
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117 }
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119 }
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120 }
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121 }