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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2006 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 dwtx.jface.text.DocumentClone;
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14
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15 import dwt.dwthelper.utils;
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16
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17 import dwtx.core.runtime.Assert;
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18
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19
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20 /**
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21 * An {@link dwtx.jface.text.IDocument} that is a read-only clone of another document.
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22 *
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23 * @since 3.0
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24 */
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25 class DocumentClone : AbstractDocument {
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26
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27 private static class StringTextStore : ITextStore {
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28
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29 private String fContent;
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30
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31 /**
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32 * Creates a new string text store with the given content.
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33 *
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34 * @param content the content
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35 */
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36 public StringTextStore(String content) {
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37 Assert.isNotNull(content);
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38 fContent= content;
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39 }
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40
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41 /*
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42 * @see dwtx.jface.text.ITextStore#get(int)
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43 */
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44 public char get(int offset) {
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45 return fContent.charAt(offset);
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46 }
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47
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48 /*
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49 * @see dwtx.jface.text.ITextStore#get(int, int)
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50 */
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51 public String get(int offset, int length) {
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52 return fContent.substring(offset, offset + length);
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53 }
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54
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55 /*
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56 * @see dwtx.jface.text.ITextStore#getLength()
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57 */
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58 public int getLength() {
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59 return fContent.length();
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60 }
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61
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62 /*
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63 * @see dwtx.jface.text.ITextStore#replace(int, int, java.lang.String)
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64 */
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65 public void replace(int offset, int length, String text) {
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66 }
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67
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68 /*
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69 * @see dwtx.jface.text.ITextStore#set(java.lang.String)
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70 */
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71 public void set(String text) {
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72 }
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73
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74 }
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75
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76 /**
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77 * Creates a new document clone with the given content.
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78 *
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79 * @param content the content
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80 * @param lineDelimiters the line delimiters
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81 */
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82 public DocumentClone(String content, String[] lineDelimiters) {
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83 super();
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84 setTextStore(new StringTextStore(content));
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85 ConfigurableLineTracker tracker= new ConfigurableLineTracker(lineDelimiters);
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86 setLineTracker(tracker);
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87 getTracker().set(content);
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88 completeInitialization();
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89 }
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90 }
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