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annotate org.eclipse.jface.text/src/org/eclipse/jface/text/formatter/ContextBasedFormattingStrategy.d @ 12:bc29606a740c

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Added dwt-addons in original directory structure of eclipse.org
author Frank Benoit <benoit@tionex.de>
date Sat, 14 Mar 2009 18:23:29 +0100
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2005 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
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15 module org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy;
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16
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17 import org.eclipse.jface.text.formatter.MultiPassContentFormatter; // packageimport
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18 import org.eclipse.jface.text.formatter.FormattingContext; // packageimport
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19 import org.eclipse.jface.text.formatter.IFormattingStrategy; // packageimport
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20 import org.eclipse.jface.text.formatter.IContentFormatterExtension; // packageimport
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21 import org.eclipse.jface.text.formatter.IFormattingStrategyExtension; // packageimport
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22 import org.eclipse.jface.text.formatter.IContentFormatter; // packageimport
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23 import org.eclipse.jface.text.formatter.FormattingContextProperties; // packageimport
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24 import org.eclipse.jface.text.formatter.ContentFormatter; // packageimport
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25 import org.eclipse.jface.text.formatter.IFormattingContext; // packageimport
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26
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27 import java.lang.all;
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28 import java.util.LinkedList;
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29 import java.util.Map;
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30 import java.util.Set;
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34 /**
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35 * Formatting strategy for context based content formatting. Retrieves the preferences
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36 * set on the formatting context's {@link FormattingContextProperties#CONTEXT_PREFERENCES}
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37 * property and makes them available to subclasses.
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38 * <p>
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39 *
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40 * @since 3.0
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41 */
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42 public abstract class ContextBasedFormattingStrategy : IFormattingStrategy, IFormattingStrategyExtension {
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43
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44 /** The current preferences for formatting */
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45 private Map fCurrentPreferences= null;
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46
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47 /** The list of preferences for initiated the formatting steps */
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48 private const LinkedList fPreferences;
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49
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50 this(){
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51 fPreferences= new LinkedList();
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52 }
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53
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54 /*
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55 * @see org.eclipse.jface.text.formatter.IFormattingStrategyExtension#format()
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56 */
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57 public void format() {
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58 fCurrentPreferences= cast(Map)fPreferences.removeFirst();
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59 }
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60
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61 /*
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62 * @see org.eclipse.jface.text.formatter.IFormattingStrategy#format(java.lang.String, bool, java.lang.String, int[])
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63 */
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64 public String format(String content, bool start, String indentation, int[] positions) {
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65 return null;
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66 }
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67
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68 /*
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69 * @see org.eclipse.jface.text.formatter.IFormattingStrategyExtension#formatterStarts(org.eclipse.jface.text.formatter.IFormattingContext)
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70 */
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71 public void formatterStarts(IFormattingContext context) {
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72 fPreferences.addLast(context.getProperty(stringcast(FormattingContextProperties.CONTEXT_PREFERENCES)));
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73 }
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74
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75 /*
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76 * @see IFormattingStrategy#formatterStarts(String)
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77 */
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78 public void formatterStarts(String indentation) {
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79 // Do nothing
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80 }
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81
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82 /*
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83 * @see org.eclipse.jface.text.formatter.IFormattingStrategyExtension#formatterStops()
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84 */
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85 public void formatterStops() {
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86 fPreferences.clear();
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87
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88 fCurrentPreferences= null;
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89 }
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90
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91 /**
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92 * Returns the preferences used for the current formatting step.
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93 *
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94 * @return The preferences for the current formatting step
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95 */
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96 public final Map getPreferences() {
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97 return fCurrentPreferences;
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98 }
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99 }