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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 org.eclipse.swt.events.ShellAdapter;
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14
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15 import org.eclipse.swt.events.ShellListener;
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16
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17 /**
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18 * This adapter class provides default implementations for the
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19 * methods described by the <code>ShellListener</code> interface.
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20 * <p>
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21 * Classes that wish to deal with <code>ShellEvent</code>s can
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22 * extend this class and override only the methods which they are
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23 * interested in.
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24 * </p>
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25 *
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26 * @see ShellListener
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27 * @see ShellEvent
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28 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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29 */
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30 public abstract class ShellAdapter : ShellListener {
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31
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32 /**
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33 * Sent when a shell becomes the active window.
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34 * The default behavior is to do nothing.
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35 *
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36 * @param e an event containing information about the activation
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37 */
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38 public void shellActivated(ShellEvent e) {
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39 }
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40
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41 /**
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42 * Sent when a shell is closed.
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43 * The default behavior is to do nothing.
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44 *
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45 * @param e an event containing information about the close
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46 */
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47 public void shellClosed(ShellEvent e) {
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48 }
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49
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50 /**
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51 * Sent when a shell stops being the active window.
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52 * The default behavior is to do nothing.
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53 *
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54 * @param e an event containing information about the deactivation
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55 */
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56 public void shellDeactivated(ShellEvent e) {
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57 }
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58
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59 /**
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60 * Sent when a shell is un-minimized.
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61 * The default behavior is to do nothing.
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62 *
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63 * @param e an event containing information about the un-minimization
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64 */
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65 public void shellDeiconified(ShellEvent e) {
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66 }
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67
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68 /**
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69 * Sent when a shell is minimized.
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70 * The default behavior is to do nothing.
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71 *
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72 * @param e an event containing information about the minimization
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73 */
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74 public void shellIconified(ShellEvent e) {
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75 }
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76 }
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77
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78 class ShellDelegator : ShellAdapter {
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79 alias void delegate(ShellEvent) DFunc;
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80 DFunc delShellActivated;
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81 DFunc delShellClosed;
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82 DFunc delShellDeactivated;
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83 DFunc delShellDeiconified;
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84 DFunc delShellIconified;
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85
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86 private this(
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87 DFunc delShellActivated,
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88 DFunc delShellClosed,
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89 DFunc delShellDeactivated,
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90 DFunc delShellDeiconified,
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91 DFunc delShellIconified )
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92 {
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93 this.delShellActivated = delShellActivated;
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94 this.delShellClosed = delShellClosed;
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95 this.delShellDeactivated = delShellDeactivated;
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96 this.delShellDeiconified = delShellDeiconified;
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97 this.delShellIconified = delShellIconified;
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98 }
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99
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100 static ShellDelegator createShellActivated( DFunc del ){
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101 return new ShellDelegator( del, null, null, null, null );
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102 }
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103 static ShellDelegator createShellClosed( DFunc del ){
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104 return new ShellDelegator( null, del, null, null, null );
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105 }
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106
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107 public void shellActivated(ShellEvent e) {
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108 if( delShellActivated !is null ) delShellActivated(e);
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109 }
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110 public void shellClosed(ShellEvent e) {
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111 if( delShellClosed !is null ) delShellClosed(e);
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112 }
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113 public void shellDeactivated(ShellEvent e) {
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114 if( delShellDeactivated !is null ) delShellDeactivated(e);
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115 }
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116 public void shellDeiconified(ShellEvent e) {
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117 if( delShellDeiconified !is null ) delShellDeiconified(e);
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118 }
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119 public void shellIconified(ShellEvent e) {
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120 if( delShellIconified !is null ) delShellIconified(e);
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121 }
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122 }
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123
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124
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