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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 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 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwt.dnd.DropTargetEvent;
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14
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15
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16 import dwt.events.TypedEvent;
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17 import dwt.widgets.Widget;
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18 import dwt.dnd.TransferData;
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19 import dwt.dnd.DNDEvent;
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20 import dwt.widgets.Event;
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21
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22 /**
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23 * The DropTargetEvent contains the event information passed in the methods of the DropTargetListener.
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24 *
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25 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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26 */
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27 public class DropTargetEvent : TypedEvent {
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28 /**
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29 * The x-cordinate of the cursor relative to the <code>Display</code>
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30 */
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31 public int x;
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32
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33 /**
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34 * The y-cordinate of the cursor relative to the <code>Display</code>
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35 */
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36 public int y;
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37
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38 /**
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39 * The operation being performed.
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40 * @see DND#DROP_NONE
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41 * @see DND#DROP_MOVE
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42 * @see DND#DROP_COPY
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43 * @see DND#DROP_LINK
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44 */
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45 public int detail;
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46
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47 /**
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48 * A bitwise OR'ing of the operations that the DragSource can support
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49 * (e.g. DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK).
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50 * The detail value must be a member of this list or DND.DROP_NONE.
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51 * @see DND#DROP_NONE
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52 * @see DND#DROP_MOVE
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53 * @see DND#DROP_COPY
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54 * @see DND#DROP_LINK
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55 */
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56 public int operations;
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57
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58 /**
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59 * A bitwise OR'ing of the drag under effect feedback to be displayed to the user
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60 * (e.g. DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL | DND.FEEDBACK_EXPAND).
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61 * <p>A value of DND.FEEDBACK_NONE indicates that no drag under effect will be displayed.</p>
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62 * <p>Feedback effects will only be applied if they are applicable.</p>
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63 * <p>The default value is DND.FEEDBACK_SELECT.</p>
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64 * @see DND#FEEDBACK_NONE
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65 * @see DND#FEEDBACK_SELECT
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66 * @see DND#FEEDBACK_INSERT_BEFORE
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67 * @see DND#FEEDBACK_INSERT_AFTER
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68 * @see DND#FEEDBACK_SCROLL
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69 * @see DND#FEEDBACK_EXPAND
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70 */
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71 public int feedback;
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72
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73 /**
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74 * If the associated control is a table or tree, this field contains the item located
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75 * at the cursor coordinates.
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76 */
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77 public Widget item;
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78
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79 /**
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80 * The type of data that will be dropped.
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81 */
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82 public TransferData currentDataType;
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83
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84 /**
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85 * A list of the types of data that the DragSource is capable of providing.
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86 * The currentDataType must be a member of this list.
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87 */
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88 public TransferData[] dataTypes;
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89
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90 static const long serialVersionUID = 3256727264573338678L;
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91
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92 /**
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93 * Constructs a new instance of this class based on the
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94 * information in the given untyped event.
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95 *
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96 * @param e the untyped event containing the information
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97 */
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98 public this(DNDEvent e) {
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99 super(cast(Event)e);
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100 this.data = e.data;
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101 this.x = e.x;
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102 this.y = e.y;
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103 this.detail = e.detail;
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104 this.currentDataType = e.dataType;
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105 this.dataTypes = e.dataTypes;
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106 this.operations = e.operations;
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107 this.feedback = e.feedback;
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108 this.item = e.item;
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109 }
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110 void updateEvent(DNDEvent e) {
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111 e.widget = this.widget;
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112 e.time = this.time;
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113 e.data = this.data;
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114 e.x = this.x;
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115 e.y = this.y;
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116 e.detail = this.detail;
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117 e.dataType = this.currentDataType;
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118 e.dataTypes = this.dataTypes;
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119 e.operations = this.operations;
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120 e.feedback = this.feedback;
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121 e.item = this.item;
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122 }
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123 }
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