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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.custom.StyledTextListener;
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14
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15
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16 import org.eclipse.swt.events.VerifyEvent;
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17 import org.eclipse.swt.internal.SWTEventListener;
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18 import org.eclipse.swt.widgets.Event;
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19 import org.eclipse.swt.widgets.TypedListener;
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20 import org.eclipse.swt.custom.StyledText;
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21 import org.eclipse.swt.custom.ExtendedModifyEvent;
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22 import org.eclipse.swt.custom.ExtendedModifyListener;
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23 import org.eclipse.swt.custom.StyledTextEvent;
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24 import org.eclipse.swt.custom.LineBackgroundEvent;
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25 import org.eclipse.swt.custom.BidiSegmentEvent;
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26 import org.eclipse.swt.custom.LineStyleEvent;
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27 import org.eclipse.swt.custom.PaintObjectEvent;
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28 import org.eclipse.swt.custom.MovementEvent;
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29 import org.eclipse.swt.custom.TextChangedEvent;
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30 import org.eclipse.swt.custom.TextChangingEvent;
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31 import org.eclipse.swt.custom.LineBackgroundListener;
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32 import org.eclipse.swt.custom.BidiSegmentListener;
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33 import org.eclipse.swt.custom.LineStyleListener;
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34 import org.eclipse.swt.custom.PaintObjectListener;
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35 import org.eclipse.swt.custom.VerifyKeyListener;
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36 import org.eclipse.swt.custom.StyledTextContent;
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37 import org.eclipse.swt.custom.TextChangeListener;
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38 import org.eclipse.swt.custom.MovementListener;
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39
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40
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41 class StyledTextListener : TypedListener {
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42 /**
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43 */
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44 this(SWTEventListener listener) {
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45 super(listener);
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46 }
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47 /**
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48 * Process StyledText events by invoking the event's handler.
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49 *
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50 * @param e the event to handle
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51 */
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52 public override void handleEvent(Event e) {
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53
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51
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54 switch (e.type) {
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55 case StyledText.ExtendedModify:
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56 ExtendedModifyEvent extendedModifyEvent = new ExtendedModifyEvent(cast(StyledTextEvent) e);
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57 (cast(ExtendedModifyListener) eventListener).modifyText(extendedModifyEvent);
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58 break;
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59 case StyledText.LineGetBackground:
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60 LineBackgroundEvent lineBgEvent = new LineBackgroundEvent(cast(StyledTextEvent) e);
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61 (cast(LineBackgroundListener) eventListener).lineGetBackground(lineBgEvent);
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62 (cast(StyledTextEvent) e).lineBackground = lineBgEvent.lineBackground;
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63 break;
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64 case StyledText.LineGetSegments:
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65 BidiSegmentEvent segmentEvent = new BidiSegmentEvent(cast(StyledTextEvent) e);
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66 (cast(BidiSegmentListener) eventListener).lineGetSegments(segmentEvent);
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67 (cast(StyledTextEvent) e).segments = segmentEvent.segments;
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68 break;
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69 case StyledText.LineGetStyle:
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70 LineStyleEvent lineStyleEvent = new LineStyleEvent(cast(StyledTextEvent) e);
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71 (cast(LineStyleListener) eventListener).lineGetStyle(lineStyleEvent);
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72 (cast(StyledTextEvent) e).ranges = lineStyleEvent.ranges;
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73 (cast(StyledTextEvent) e).styles = lineStyleEvent.styles;
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74 (cast(StyledTextEvent) e).alignment = lineStyleEvent.alignment;
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75 (cast(StyledTextEvent) e).indent = lineStyleEvent.indent;
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76 (cast(StyledTextEvent) e).justify = lineStyleEvent.justify;
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77 (cast(StyledTextEvent) e).bullet = lineStyleEvent.bullet;
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78 (cast(StyledTextEvent) e).bulletIndex = lineStyleEvent.bulletIndex;
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79 break;
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80 case StyledText.PaintObject:
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81 PaintObjectEvent paintObjectEvent = new PaintObjectEvent(cast(StyledTextEvent) e);
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82 (cast(PaintObjectListener) eventListener).paintObject(paintObjectEvent);
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83 break;
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84 case StyledText.VerifyKey:
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85 VerifyEvent verifyEvent = new VerifyEvent(e);
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86 (cast(VerifyKeyListener) eventListener).verifyKey(verifyEvent);
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87 e.doit = verifyEvent.doit;
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88 break;
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89 case StyledText.TextChanged: {
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90 TextChangedEvent textChangedEvent = new TextChangedEvent(cast(StyledTextContent) e.data);
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91 (cast(TextChangeListener) eventListener).textChanged(textChangedEvent);
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92 break;
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93 }
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94 case StyledText.TextChanging:
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95 TextChangingEvent textChangingEvent = new TextChangingEvent(cast(StyledTextContent) e.data, cast(StyledTextEvent) e);
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96 (cast(TextChangeListener) eventListener).textChanging(textChangingEvent);
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97 break;
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98 case StyledText.TextSet: {
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99 TextChangedEvent textChangedEvent = new TextChangedEvent(cast(StyledTextContent) e.data);
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100 (cast(TextChangeListener) eventListener).textSet(textChangedEvent);
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101 break;
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102 }
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103 case StyledText.WordNext: {
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104 MovementEvent wordBoundaryEvent = new MovementEvent(cast(StyledTextEvent) e);
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105 (cast(MovementListener) eventListener).getNextOffset(wordBoundaryEvent);
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106 (cast(StyledTextEvent) e).end = wordBoundaryEvent.newOffset;
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107 break;
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108 }
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109 case StyledText.WordPrevious: {
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110 MovementEvent wordBoundaryEvent = new MovementEvent(cast(StyledTextEvent) e);
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111 (cast(MovementListener) eventListener).getPreviousOffset(wordBoundaryEvent);
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112 (cast(StyledTextEvent) e).end = wordBoundaryEvent.newOffset;
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113 break;
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114 }
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115 default:
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116 }
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117 }
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118 }
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119
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120
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