Mercurial > projects > dwt2
annotate org.eclipse.text/src/org/eclipse/jface/text/ConfigurableLineTracker.d @ 15:c4b1a29263fc
Successful build of org.eclipse.text
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 15 Mar 2009 19:51:07 +0100 |
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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.jface.text.ConfigurableLineTracker; |
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14 import org.eclipse.jface.text.IRepairableDocument; |
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15 import org.eclipse.jface.text.AbstractDocument; |
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16 import org.eclipse.jface.text.IDocumentPartitionerExtension3; |
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17 import org.eclipse.jface.text.IRegion; |
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18 import org.eclipse.jface.text.TypedRegion; |
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19 import org.eclipse.jface.text.IDocumentExtension2; |
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20 import org.eclipse.jface.text.TypedPosition; |
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21 import org.eclipse.jface.text.RewriteSessionEditProcessor; |
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22 import org.eclipse.jface.text.SlaveDocumentEvent; |
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23 import org.eclipse.jface.text.IDocumentExtension3; |
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24 import org.eclipse.jface.text.IDocumentListener; |
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25 import org.eclipse.jface.text.ISynchronizable; |
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26 import org.eclipse.jface.text.DocumentEvent; |
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27 import org.eclipse.jface.text.Position; |
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28 import org.eclipse.jface.text.IRepairableDocumentExtension; |
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29 import org.eclipse.jface.text.DocumentRewriteSessionType; |
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30 import org.eclipse.jface.text.Region; |
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31 import org.eclipse.jface.text.IDocumentExtension4; |
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32 import org.eclipse.jface.text.BadLocationException; |
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33 import org.eclipse.jface.text.TextMessages; |
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34 import org.eclipse.jface.text.IDocumentPartitioningListenerExtension2; |
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35 import org.eclipse.jface.text.IDocumentInformationMappingExtension; |
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36 import org.eclipse.jface.text.IDocumentPartitioningListenerExtension; |
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37 import org.eclipse.jface.text.ITextStore; |
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38 import org.eclipse.jface.text.IDocumentPartitionerExtension; |
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39 import org.eclipse.jface.text.DocumentRewriteSession; |
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40 import org.eclipse.jface.text.IPositionUpdater; |
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41 import org.eclipse.jface.text.ISlaveDocumentManagerExtension; |
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42 import org.eclipse.jface.text.ILineTracker; |
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43 import org.eclipse.jface.text.ListLineTracker; |
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44 import org.eclipse.jface.text.IDocumentRewriteSessionListener; |
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45 import org.eclipse.jface.text.IDocumentInformationMapping; |
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46 import org.eclipse.jface.text.AbstractLineTracker; |
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47 import org.eclipse.jface.text.DefaultLineTracker; |
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48 import org.eclipse.jface.text.BadPositionCategoryException; |
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49 import org.eclipse.jface.text.BadPartitioningException; |
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50 import org.eclipse.jface.text.SequentialRewriteTextStore; |
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51 import org.eclipse.jface.text.IDocumentInformationMappingExtension2; |
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52 import org.eclipse.jface.text.DocumentPartitioningChangedEvent; |
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53 import org.eclipse.jface.text.FindReplaceDocumentAdapter; |
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54 import org.eclipse.jface.text.TextUtilities; |
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55 import org.eclipse.jface.text.ISlaveDocumentManager; |
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56 import org.eclipse.jface.text.IDocument; |
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57 import org.eclipse.jface.text.ILineTrackerExtension; |
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58 import org.eclipse.jface.text.IDocumentPartitioner; |
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59 import org.eclipse.jface.text.GapTextStore; |
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60 import org.eclipse.jface.text.Document; |
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61 import org.eclipse.jface.text.IDocumentExtension; |
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62 import org.eclipse.jface.text.IDocumentPartitioningListener; |
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63 import org.eclipse.jface.text.CopyOnWriteTextStore; |
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64 import org.eclipse.jface.text.DefaultPositionUpdater; |
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65 import org.eclipse.jface.text.Line; |
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66 import org.eclipse.jface.text.DocumentRewriteSessionEvent; |
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67 import org.eclipse.jface.text.IDocumentPartitionerExtension2; |
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68 import org.eclipse.jface.text.ITypedRegion; |
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69 import org.eclipse.jface.text.TreeLineTracker; |
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70 |
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71 |
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72 |
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73 import java.lang.all; |
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74 import java.util.Set; |
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75 |
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76 import org.eclipse.core.runtime.Assert; |
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77 |
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78 |
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79 /** |
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80 * Standard implementation of a generic |
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81 * {@link org.eclipse.jface.text.ILineTracker}. |
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82 * <p> |
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83 * The line tracker can be configured with the set of legal line delimiters. |
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84 * Line delimiters are unconstrained. The line delimiters are used to compute |
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85 * the tracker's line structure. In the case of overlapping line delimiters, the |
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86 * longest line delimiter is given precedence of the shorter ones. |
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87 * <p> |
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88 * This class is not intended to be subclassed. |
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89 * </p> |
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90 * @noextend This class is not intended to be subclassed by clients. |
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91 */ |
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92 public class ConfigurableLineTracker : AbstractLineTracker { |
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93 |
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94 |
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95 /** The strings which are considered being the line delimiter */ |
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96 private String[] fDelimiters; |
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97 /** A predefined delimiter information which is always reused as return value */ |
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98 private AbstractLineTracker_DelimiterInfo fDelimiterInfo; |
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99 |
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100 |
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101 /** |
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102 * Creates a standard line tracker for the given line delimiters. |
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103 * |
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104 * @param legalLineDelimiters the tracker's legal line delimiters, |
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105 * may not be <code>null</code> and must be longer than 0 |
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106 */ |
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107 public this(String[] legalLineDelimiters) { |
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108 Assert.isTrue(legalLineDelimiters.length > 0); |
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109 fDelimiterInfo= new AbstractLineTracker_DelimiterInfo(); |
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110 fDelimiters= TextUtilities.copy(legalLineDelimiters); |
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111 } |
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112 |
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113 /* |
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114 * @see org.eclipse.jface.text.ILineTracker#getLegalLineDelimiters() |
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115 */ |
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116 public String[] getLegalLineDelimiters() { |
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117 return TextUtilities.copy(fDelimiters); |
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118 } |
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119 |
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120 /* |
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121 * @see org.eclipse.jface.text.AbstractLineTracker#nextDelimiterInfo(java.lang.String, int) |
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122 */ |
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123 protected AbstractLineTracker_DelimiterInfo nextDelimiterInfo(String text, int offset) { |
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124 if (fDelimiters.length > 1) { |
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125 int[] info= TextUtilities.indexOf(fDelimiters, text, offset); |
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126 if (info[0] is -1) |
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127 return null; |
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128 fDelimiterInfo.delimiterIndex= info[0]; |
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129 fDelimiterInfo.delimiter= fDelimiters[info[1]]; |
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130 } else { |
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131 int index= text.indexOf(fDelimiters[0], offset); |
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132 if (index is -1) |
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133 return null; |
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134 fDelimiterInfo.delimiterIndex= index; |
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135 fDelimiterInfo.delimiter= fDelimiters[0]; |
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136 } |
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137 |
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138 fDelimiterInfo.delimiterLength= fDelimiterInfo.delimiter.length(); |
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139 return fDelimiterInfo; |
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140 } |
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141 } |