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comparison dwtx/jface/text/quickassist/QuickAssistAssistant.d @ 129:eb30df5ca28b

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Added JFace Text sources
author Frank Benoit <benoit@tionex.de>
date Sat, 23 Aug 2008 19:10:48 +0200
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children c4fb132a086c
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128:8df1d4193877 129:eb30df5ca28b
1 /*******************************************************************************
2 * Copyright (c) 2006, 2008 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 dwtx.jface.text.quickassist.QuickAssistAssistant;
14
15 import dwt.dwthelper.utils;
16
17
18
19
20 import dwt.graphics.Color;
21 import dwtx.core.commands.IHandler;
22 import dwtx.jface.text.IDocument;
23 import dwtx.jface.text.IInformationControlCreator;
24 import dwtx.jface.text.ITextViewer;
25 import dwtx.jface.text.contentassist.ContentAssistant;
26 import dwtx.jface.text.contentassist.ICompletionListener;
27 import dwtx.jface.text.contentassist.ICompletionProposal;
28 import dwtx.jface.text.contentassist.IContentAssistProcessor;
29 import dwtx.jface.text.contentassist.IContextInformation;
30 import dwtx.jface.text.contentassist.IContextInformationValidator;
31 import dwtx.jface.text.source.Annotation;
32 import dwtx.jface.text.source.ISourceViewer;
33 import dwtx.jface.text.source.TextInvocationContext;
34
35
36 /**
37 * Default implementation of <code>IQuickAssistAssistant</code>.
38 *
39 * @since 3.2
40 */
41 public class QuickAssistAssistant : IQuickAssistAssistant, IQuickAssistAssistantExtension {
42
43
44 private static final class QuickAssistAssistantImpl : ContentAssistant {
45 /*
46 * @see dwtx.jface.text.contentassist.ContentAssistant#possibleCompletionsClosed()
47 */
48 public void possibleCompletionsClosed() {
49 super.possibleCompletionsClosed();
50 }
51
52 /*
53 * @see dwtx.jface.text.contentassist.ContentAssistant#hide()
54 * @since 3.4
55 */
56 protected void hide() {
57 super.hide();
58 }
59 }
60
61
62 private static final class ContentAssistProcessor : IContentAssistProcessor {
63
64 private IQuickAssistProcessor fQuickAssistProcessor;
65
66 ContentAssistProcessor(IQuickAssistProcessor processor) {
67 fQuickAssistProcessor= processor;
68 }
69
70 /*
71 * @see dwtx.jface.text.contentassist.IContentAssistProcessor#computeCompletionProposals(dwtx.jface.text.ITextViewer, int)
72 */
73 public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int offset) {
74 // panic code - should not happen
75 if (!(viewer instanceof ISourceViewer))
76 return null;
77
78 return fQuickAssistProcessor.computeQuickAssistProposals(new TextInvocationContext((ISourceViewer)viewer, offset, -1));
79 }
80
81 /*
82 * @see dwtx.jface.text.contentassist.IContentAssistProcessor#computeContextInformation(dwtx.jface.text.ITextViewer, int)
83 */
84 public IContextInformation[] computeContextInformation(ITextViewer viewer, int offset) {
85 return null;
86 }
87
88 /*
89 * @see dwtx.jface.text.contentassist.IContentAssistProcessor#getCompletionProposalAutoActivationCharacters()
90 */
91 public char[] getCompletionProposalAutoActivationCharacters() {
92 return null;
93 }
94
95 /*
96 * @see dwtx.jface.text.contentassist.IContentAssistProcessor#getContextInformationAutoActivationCharacters()
97 */
98 public char[] getContextInformationAutoActivationCharacters() {
99 return null;
100 }
101
102 /*
103 * @see dwtx.jface.text.contentassist.IContentAssistProcessor#getErrorMessage()
104 */
105 public String getErrorMessage() {
106 return null;
107 }
108
109 /*
110 * @see dwtx.jface.text.contentassist.IContentAssistProcessor#getContextInformationValidator()
111 */
112 public IContextInformationValidator getContextInformationValidator() {
113 return null;
114 }
115
116 }
117
118 private QuickAssistAssistantImpl fQuickAssistAssistantImpl;
119 private IQuickAssistProcessor fQuickAssistProcessor;
120
121 public QuickAssistAssistant() {
122 fQuickAssistAssistantImpl= new QuickAssistAssistantImpl();
123 fQuickAssistAssistantImpl.enableAutoActivation(false);
124 fQuickAssistAssistantImpl.enableAutoInsert(false);
125 }
126
127 /*
128 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#showPossibleQuickAssists()
129 */
130 public String showPossibleQuickAssists() {
131 return fQuickAssistAssistantImpl.showPossibleCompletions();
132 }
133
134 /*
135 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#getQuickAssistProcessor(java.lang.String)
136 */
137 public IQuickAssistProcessor getQuickAssistProcessor() {
138 return fQuickAssistProcessor;
139 }
140
141 /*
142 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#setQuickAssistProcessor(dwtx.jface.text.quickassist.IQuickAssistProcessor)
143 */
144 public void setQuickAssistProcessor(IQuickAssistProcessor processor) {
145 fQuickAssistProcessor= processor;
146 fQuickAssistAssistantImpl.setDocumentPartitioning("__" + getClass().getName() + "_partitioning"); //$NON-NLS-1$ //$NON-NLS-2$
147 fQuickAssistAssistantImpl.setContentAssistProcessor(new ContentAssistProcessor(processor), IDocument.DEFAULT_CONTENT_TYPE);
148 }
149
150 /*
151 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#canFix(dwtx.jface.text.source.Annotation)
152 */
153 public bool canFix(Annotation annotation) {
154 return fQuickAssistProcessor !is null && fQuickAssistProcessor.canFix(annotation);
155 }
156
157 /*
158 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#canAssist(dwtx.jface.text.quickassist.IQuickAssistInvocationContext)
159 */
160 public bool canAssist(IQuickAssistInvocationContext invocationContext) {
161 return fQuickAssistProcessor !is null && fQuickAssistProcessor.canAssist(invocationContext);
162 }
163
164 /*
165 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#install(dwtx.jface.text.ITextViewer)
166 */
167 public void install(ISourceViewer sourceViewer) {
168 fQuickAssistAssistantImpl.install(sourceViewer);
169 }
170
171 /*
172 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#setInformationControlCreator(dwtx.jface.text.IInformationControlCreator)
173 */
174 public void setInformationControlCreator(IInformationControlCreator creator) {
175 fQuickAssistAssistantImpl.setInformationControlCreator(creator);
176 }
177
178 /*
179 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#uninstall()
180 */
181 public void uninstall() {
182 fQuickAssistAssistantImpl.uninstall();
183 }
184
185 /*
186 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#setProposalSelectorBackground(dwt.graphics.Color)
187 */
188 public void setProposalSelectorBackground(Color background) {
189 fQuickAssistAssistantImpl.setProposalSelectorBackground(background);
190 }
191
192 /*
193 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#setProposalSelectorForeground(dwt.graphics.Color)
194 */
195 public void setProposalSelectorForeground(Color foreground) {
196 fQuickAssistAssistantImpl.setProposalSelectorForeground(foreground);
197 }
198
199 /**
200 * Callback to signal this quick assist assistant that the presentation of the
201 * possible completions has been stopped.
202 */
203 protected void possibleCompletionsClosed() {
204 fQuickAssistAssistantImpl.possibleCompletionsClosed();
205 }
206
207 /*
208 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#addCompletionListener(dwtx.jface.text.contentassist.ICompletionListener)
209 */
210 public void addCompletionListener(ICompletionListener listener) {
211 fQuickAssistAssistantImpl.addCompletionListener(listener);
212 }
213
214 /*
215 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#removeCompletionListener(dwtx.jface.text.contentassist.ICompletionListener)
216 */
217 public void removeCompletionListener(ICompletionListener listener) {
218 fQuickAssistAssistantImpl.removeCompletionListener(listener);
219 }
220
221 /*
222 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#setStatusLineVisible(bool)
223 */
224 public void setStatusLineVisible(bool show) {
225 fQuickAssistAssistantImpl.setStatusLineVisible(show);
226
227 }
228
229 /*
230 * @see dwtx.jface.text.quickassist.IQuickAssistAssistant#setStatusMessage(java.lang.String)
231 */
232 public void setStatusMessage(String message) {
233 fQuickAssistAssistantImpl.setStatusMessage(message);
234 }
235
236 /**
237 * {@inheritDoc}
238 *
239 * @since 3.4
240 */
241 public final IHandler getHandler(String commandId) {
242 return fQuickAssistAssistantImpl.getHandler(commandId);
243 }
244
245 /**
246 * Hides any open pop-ups.
247 *
248 * @since 3.4
249 */
250 protected void hide() {
251 fQuickAssistAssistantImpl.hide();
252 }
253
254 /**
255 * {@inheritDoc}
256 *
257 * @since 3.4
258 */
259 public void enableColoredLabels(bool isEnabled) {
260 fQuickAssistAssistantImpl.enableColoredLabels(isEnabled);
261 }
262
263 }