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comparison 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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11:43904fec5dca 12:bc29606a740c
1 /*******************************************************************************
2 * Copyright (c) 2000, 2005 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module org.eclipse.jface.text.link.ProposalPosition;
14
15 import org.eclipse.jface.text.link.LinkedModeModel; // packageimport
16 import org.eclipse.jface.text.link.LinkedPosition; // packageimport
17 import org.eclipse.jface.text.link.ILinkedModeListener; // packageimport
18 import org.eclipse.jface.text.link.TabStopIterator; // packageimport
19 import org.eclipse.jface.text.link.LinkedModeUI; // packageimport
20 import org.eclipse.jface.text.link.InclusivePositionUpdater; // packageimport
21 import org.eclipse.jface.text.link.LinkedPositionGroup; // packageimport
22 import org.eclipse.jface.text.link.LinkedModeManager; // packageimport
23 import org.eclipse.jface.text.link.LinkedPositionAnnotations; // packageimport
24
25
26 import java.lang.all;
27 import java.util.Arrays;
28 import java.util.Set;
29
30
31 import org.eclipse.jface.text.IDocument;
32 import org.eclipse.jface.text.contentassist.ICompletionProposal;
33
34 /**
35 * LinkedPosition with added completion proposals.
36 * <p>
37 * Clients may instantiate or extend this class.
38 * </p>
39 *
40 * @since 3.0
41 */
42 public class ProposalPosition : LinkedPosition {
43
44 /**
45 * The proposals
46 */
47 private ICompletionProposal[] fProposals;
48
49 /**
50 * Creates a new instance.
51 *
52 * @param document the document
53 * @param offset the offset of the position
54 * @param length the length of the position
55 * @param sequence the iteration sequence rank
56 * @param proposals the proposals to be shown when entering this position
57 */
58 public this(IDocument document, int offset, int length, int sequence, ICompletionProposal[] proposals) {
59 super(document, offset, length, sequence);
60 fProposals= copy(proposals);
61 }
62
63 /**
64 * Creates a new instance, with no sequence number.
65 *
66 * @param document the document
67 * @param offset the offset of the position
68 * @param length the length of the position
69 * @param proposals the proposals to be shown when entering this position
70 */
71 public this(IDocument document, int offset, int length, ICompletionProposal[] proposals) {
72 super(document, offset, length, LinkedPositionGroup.NO_STOP);
73 fProposals= copy(proposals);
74 }
75
76 /*
77 * @since 3.1
78 */
79 private ICompletionProposal[] copy(ICompletionProposal[] proposals) {
80 if (proposals !is null) {
81 ICompletionProposal[] copy= new ICompletionProposal[proposals.length];
82 SimpleType!(ICompletionProposal).arraycopy(proposals, 0, copy, 0, proposals.length);
83 return copy;
84 }
85 return null;
86 }
87
88 /*
89 * @see java.lang.Object#equals(java.lang.Object)
90 */
91 public override int opEquals(Object o) {
92 if ( cast(ProposalPosition)o ) {
93 if (super.opEquals(o)) {
94 return Arrays.equals(fProposals, (cast(ProposalPosition)o).fProposals);
95 }
96 }
97 return false;
98 }
99
100 /**
101 * Returns the proposals attached to this position. The returned array is owned by
102 * this <code>ProposalPosition</code> and may not be modified by clients.
103 *
104 * @return an array of choices, including the initial one. Callers must not
105 * modify it.
106 */
107 public ICompletionProposal[] getChoices() {
108 return fProposals;
109 }
110
111 /*
112 * @see org.eclipse.jdt.internal.ui.text.link.LinkedPosition#hashCode()
113 */
114 public override hash_t toHash() {
115 return super.toHash() | (fProposals is null ? 0 : (cast(hash_t)fProposals.ptr)/+.toHash()+/);
116 }
117 }