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annotate org.eclipse.jface.text/src/org/eclipse/jface/text/link/ProposalPosition.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 module org.eclipse.jface.text.link.ProposalPosition;
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15 import org.eclipse.jface.text.link.LinkedModeModel; // packageimport
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16 import org.eclipse.jface.text.link.LinkedPosition; // packageimport
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17 import org.eclipse.jface.text.link.ILinkedModeListener; // packageimport
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18 import org.eclipse.jface.text.link.TabStopIterator; // packageimport
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19 import org.eclipse.jface.text.link.LinkedModeUI; // packageimport
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20 import org.eclipse.jface.text.link.InclusivePositionUpdater; // packageimport
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21 import org.eclipse.jface.text.link.LinkedPositionGroup; // packageimport
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22 import org.eclipse.jface.text.link.LinkedModeManager; // packageimport
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23 import org.eclipse.jface.text.link.LinkedPositionAnnotations; // packageimport
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25
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26 import java.lang.all;
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27 import java.util.Arrays;
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28 import java.util.Set;
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31 import org.eclipse.jface.text.IDocument;
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32 import org.eclipse.jface.text.contentassist.ICompletionProposal;
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33
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34 /**
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35 * LinkedPosition with added completion proposals.
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36 * <p>
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37 * Clients may instantiate or extend this class.
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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 class ProposalPosition : LinkedPosition {
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43
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44 /**
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45 * The proposals
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46 */
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47 private ICompletionProposal[] fProposals;
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48
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49 /**
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50 * Creates a new instance.
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51 *
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52 * @param document the document
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53 * @param offset the offset of the position
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54 * @param length the length of the position
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55 * @param sequence the iteration sequence rank
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56 * @param proposals the proposals to be shown when entering this position
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57 */
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58 public this(IDocument document, int offset, int length, int sequence, ICompletionProposal[] proposals) {
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59 super(document, offset, length, sequence);
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60 fProposals= copy(proposals);
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61 }
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62
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63 /**
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64 * Creates a new instance, with no sequence number.
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65 *
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66 * @param document the document
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67 * @param offset the offset of the position
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68 * @param length the length of the position
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69 * @param proposals the proposals to be shown when entering this position
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70 */
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71 public this(IDocument document, int offset, int length, ICompletionProposal[] proposals) {
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72 super(document, offset, length, LinkedPositionGroup.NO_STOP);
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73 fProposals= copy(proposals);
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74 }
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75
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76 /*
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77 * @since 3.1
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78 */
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79 private ICompletionProposal[] copy(ICompletionProposal[] proposals) {
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80 if (proposals !is null) {
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81 ICompletionProposal[] copy= new ICompletionProposal[proposals.length];
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82 SimpleType!(ICompletionProposal).arraycopy(proposals, 0, copy, 0, proposals.length);
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83 return copy;
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84 }
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85 return null;
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86 }
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87
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88 /*
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89 * @see java.lang.Object#equals(java.lang.Object)
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90 */
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91 public override int opEquals(Object o) {
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92 if ( cast(ProposalPosition)o ) {
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93 if (super.opEquals(o)) {
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94 return Arrays.equals(fProposals, (cast(ProposalPosition)o).fProposals);
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95 }
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96 }
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97 return false;
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98 }
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99
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100 /**
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101 * Returns the proposals attached to this position. The returned array is owned by
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102 * this <code>ProposalPosition</code> and may not be modified by clients.
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103 *
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104 * @return an array of choices, including the initial one. Callers must not
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105 * modify it.
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106 */
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107 public ICompletionProposal[] getChoices() {
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108 return fProposals;
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109 }
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110
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111 /*
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112 * @see org.eclipse.jdt.internal.ui.text.link.LinkedPosition#hashCode()
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113 */
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114 public override hash_t toHash() {
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115 return super.toHash() | (fProposals is null ? 0 : (cast(hash_t)fProposals.ptr)/+.toHash()+/);
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116 }
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117 }