Mercurial > projects > dwt-addons
annotate dwtx/jface/text/DefaultInformationControl.d @ 133:7d818bd32d63
Fix ctors to this with gvim regexp
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 24 Aug 2008 01:29:22 +0200 |
parents | c4fb132a086c |
children | 51e6e63f930e |
rev | line source |
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129 | 1 /******************************************************************************* |
2 * Copyright (c) 2000, 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.DefaultInformationControl; | |
14 | |
131 | 15 import dwtx.jface.text.IDocumentPartitioningListener; // packageimport |
16 import dwtx.jface.text.DefaultTextHover; // packageimport | |
17 import dwtx.jface.text.AbstractInformationControl; // packageimport | |
18 import dwtx.jface.text.TextUtilities; // packageimport | |
19 import dwtx.jface.text.IInformationControlCreatorExtension; // packageimport | |
20 import dwtx.jface.text.AbstractInformationControlManager; // packageimport | |
21 import dwtx.jface.text.ITextViewerExtension2; // packageimport | |
22 import dwtx.jface.text.IDocumentPartitioner; // packageimport | |
23 import dwtx.jface.text.DefaultIndentLineAutoEditStrategy; // packageimport | |
24 import dwtx.jface.text.ITextSelection; // packageimport | |
25 import dwtx.jface.text.Document; // packageimport | |
26 import dwtx.jface.text.FindReplaceDocumentAdapterContentProposalProvider; // packageimport | |
27 import dwtx.jface.text.ITextListener; // packageimport | |
28 import dwtx.jface.text.BadPartitioningException; // packageimport | |
29 import dwtx.jface.text.ITextViewerExtension5; // packageimport | |
30 import dwtx.jface.text.IDocumentPartitionerExtension3; // packageimport | |
31 import dwtx.jface.text.IUndoManager; // packageimport | |
32 import dwtx.jface.text.ITextHoverExtension2; // packageimport | |
33 import dwtx.jface.text.IRepairableDocument; // packageimport | |
34 import dwtx.jface.text.IRewriteTarget; // packageimport | |
35 import dwtx.jface.text.DefaultPositionUpdater; // packageimport | |
36 import dwtx.jface.text.RewriteSessionEditProcessor; // packageimport | |
37 import dwtx.jface.text.TextViewerHoverManager; // packageimport | |
38 import dwtx.jface.text.DocumentRewriteSession; // packageimport | |
39 import dwtx.jface.text.TextViewer; // packageimport | |
40 import dwtx.jface.text.ITextViewerExtension8; // packageimport | |
41 import dwtx.jface.text.RegExMessages; // packageimport | |
42 import dwtx.jface.text.IDelayedInputChangeProvider; // packageimport | |
43 import dwtx.jface.text.ITextOperationTargetExtension; // packageimport | |
44 import dwtx.jface.text.IWidgetTokenOwner; // packageimport | |
45 import dwtx.jface.text.IViewportListener; // packageimport | |
46 import dwtx.jface.text.GapTextStore; // packageimport | |
47 import dwtx.jface.text.MarkSelection; // packageimport | |
48 import dwtx.jface.text.IDocumentPartitioningListenerExtension; // packageimport | |
49 import dwtx.jface.text.IDocumentAdapterExtension; // packageimport | |
50 import dwtx.jface.text.IInformationControlExtension; // packageimport | |
51 import dwtx.jface.text.IDocumentPartitioningListenerExtension2; // packageimport | |
52 import dwtx.jface.text.DefaultDocumentAdapter; // packageimport | |
53 import dwtx.jface.text.ITextViewerExtension3; // packageimport | |
54 import dwtx.jface.text.IInformationControlCreator; // packageimport | |
55 import dwtx.jface.text.TypedRegion; // packageimport | |
56 import dwtx.jface.text.ISynchronizable; // packageimport | |
57 import dwtx.jface.text.IMarkRegionTarget; // packageimport | |
58 import dwtx.jface.text.TextViewerUndoManager; // packageimport | |
59 import dwtx.jface.text.IRegion; // packageimport | |
60 import dwtx.jface.text.IInformationControlExtension2; // packageimport | |
61 import dwtx.jface.text.IDocumentExtension4; // packageimport | |
62 import dwtx.jface.text.IDocumentExtension2; // packageimport | |
63 import dwtx.jface.text.IDocumentPartitionerExtension2; // packageimport | |
64 import dwtx.jface.text.Assert; // packageimport | |
65 import dwtx.jface.text.IWidgetTokenOwnerExtension; // packageimport | |
66 import dwtx.jface.text.DocumentClone; // packageimport | |
67 import dwtx.jface.text.DefaultUndoManager; // packageimport | |
68 import dwtx.jface.text.IFindReplaceTarget; // packageimport | |
69 import dwtx.jface.text.IAutoEditStrategy; // packageimport | |
70 import dwtx.jface.text.ILineTrackerExtension; // packageimport | |
71 import dwtx.jface.text.IUndoManagerExtension; // packageimport | |
72 import dwtx.jface.text.TextSelection; // packageimport | |
73 import dwtx.jface.text.DefaultAutoIndentStrategy; // packageimport | |
74 import dwtx.jface.text.IAutoIndentStrategy; // packageimport | |
75 import dwtx.jface.text.IPainter; // packageimport | |
76 import dwtx.jface.text.IInformationControl; // packageimport | |
77 import dwtx.jface.text.IInformationControlExtension3; // packageimport | |
78 import dwtx.jface.text.ITextViewerExtension6; // packageimport | |
79 import dwtx.jface.text.IInformationControlExtension4; // packageimport | |
80 import dwtx.jface.text.DefaultLineTracker; // packageimport | |
81 import dwtx.jface.text.IDocumentInformationMappingExtension; // packageimport | |
82 import dwtx.jface.text.IRepairableDocumentExtension; // packageimport | |
83 import dwtx.jface.text.ITextHover; // packageimport | |
84 import dwtx.jface.text.FindReplaceDocumentAdapter; // packageimport | |
85 import dwtx.jface.text.ILineTracker; // packageimport | |
86 import dwtx.jface.text.Line; // packageimport | |
87 import dwtx.jface.text.ITextViewerExtension; // packageimport | |
88 import dwtx.jface.text.IDocumentAdapter; // packageimport | |
89 import dwtx.jface.text.TextEvent; // packageimport | |
90 import dwtx.jface.text.BadLocationException; // packageimport | |
91 import dwtx.jface.text.AbstractDocument; // packageimport | |
92 import dwtx.jface.text.AbstractLineTracker; // packageimport | |
93 import dwtx.jface.text.TreeLineTracker; // packageimport | |
94 import dwtx.jface.text.ITextPresentationListener; // packageimport | |
95 import dwtx.jface.text.Region; // packageimport | |
96 import dwtx.jface.text.ITextViewer; // packageimport | |
97 import dwtx.jface.text.IDocumentInformationMapping; // packageimport | |
98 import dwtx.jface.text.MarginPainter; // packageimport | |
99 import dwtx.jface.text.IPaintPositionManager; // packageimport | |
100 import dwtx.jface.text.TextPresentation; // packageimport | |
101 import dwtx.jface.text.IFindReplaceTargetExtension; // packageimport | |
102 import dwtx.jface.text.ISlaveDocumentManagerExtension; // packageimport | |
103 import dwtx.jface.text.ISelectionValidator; // packageimport | |
104 import dwtx.jface.text.IDocumentExtension; // packageimport | |
105 import dwtx.jface.text.PropagatingFontFieldEditor; // packageimport | |
106 import dwtx.jface.text.ConfigurableLineTracker; // packageimport | |
107 import dwtx.jface.text.SlaveDocumentEvent; // packageimport | |
108 import dwtx.jface.text.IDocumentListener; // packageimport | |
109 import dwtx.jface.text.PaintManager; // packageimport | |
110 import dwtx.jface.text.IFindReplaceTargetExtension3; // packageimport | |
111 import dwtx.jface.text.ITextDoubleClickStrategy; // packageimport | |
112 import dwtx.jface.text.IDocumentExtension3; // packageimport | |
113 import dwtx.jface.text.Position; // packageimport | |
114 import dwtx.jface.text.TextMessages; // packageimport | |
115 import dwtx.jface.text.CopyOnWriteTextStore; // packageimport | |
116 import dwtx.jface.text.WhitespaceCharacterPainter; // packageimport | |
117 import dwtx.jface.text.IPositionUpdater; // packageimport | |
118 import dwtx.jface.text.DefaultTextDoubleClickStrategy; // packageimport | |
119 import dwtx.jface.text.ListLineTracker; // packageimport | |
120 import dwtx.jface.text.ITextInputListener; // packageimport | |
121 import dwtx.jface.text.BadPositionCategoryException; // packageimport | |
122 import dwtx.jface.text.IWidgetTokenKeeperExtension; // packageimport | |
123 import dwtx.jface.text.IInputChangedListener; // packageimport | |
124 import dwtx.jface.text.ITextOperationTarget; // packageimport | |
125 import dwtx.jface.text.IDocumentInformationMappingExtension2; // packageimport | |
126 import dwtx.jface.text.ITextViewerExtension7; // packageimport | |
127 import dwtx.jface.text.IInformationControlExtension5; // packageimport | |
128 import dwtx.jface.text.IDocumentRewriteSessionListener; // packageimport | |
129 import dwtx.jface.text.JFaceTextUtil; // packageimport | |
130 import dwtx.jface.text.AbstractReusableInformationControlCreator; // packageimport | |
131 import dwtx.jface.text.TabsToSpacesConverter; // packageimport | |
132 import dwtx.jface.text.CursorLinePainter; // packageimport | |
133 import dwtx.jface.text.ITextHoverExtension; // packageimport | |
134 import dwtx.jface.text.IEventConsumer; // packageimport | |
135 import dwtx.jface.text.IDocument; // packageimport | |
136 import dwtx.jface.text.IWidgetTokenKeeper; // packageimport | |
137 import dwtx.jface.text.DocumentCommand; // packageimport | |
138 import dwtx.jface.text.TypedPosition; // packageimport | |
139 import dwtx.jface.text.IEditingSupportRegistry; // packageimport | |
140 import dwtx.jface.text.IDocumentPartitionerExtension; // packageimport | |
141 import dwtx.jface.text.AbstractHoverInformationControlManager; // packageimport | |
142 import dwtx.jface.text.IEditingSupport; // packageimport | |
143 import dwtx.jface.text.IMarkSelection; // packageimport | |
144 import dwtx.jface.text.ISlaveDocumentManager; // packageimport | |
145 import dwtx.jface.text.DocumentEvent; // packageimport | |
146 import dwtx.jface.text.DocumentPartitioningChangedEvent; // packageimport | |
147 import dwtx.jface.text.ITextStore; // packageimport | |
148 import dwtx.jface.text.JFaceTextMessages; // packageimport | |
149 import dwtx.jface.text.DocumentRewriteSessionEvent; // packageimport | |
150 import dwtx.jface.text.SequentialRewriteTextStore; // packageimport | |
151 import dwtx.jface.text.DocumentRewriteSessionType; // packageimport | |
152 import dwtx.jface.text.TextAttribute; // packageimport | |
153 import dwtx.jface.text.ITextViewerExtension4; // packageimport | |
154 import dwtx.jface.text.ITypedRegion; // packageimport | |
155 | |
156 | |
129 | 157 import dwt.dwthelper.utils; |
158 | |
159 | |
160 | |
161 import dwt.DWT; | |
162 import dwt.custom.StyledText; | |
163 import dwt.events.DisposeEvent; | |
164 import dwt.events.DisposeListener; | |
165 import dwt.graphics.Color; | |
166 import dwt.graphics.Drawable; | |
167 import dwt.graphics.Point; | |
168 import dwt.graphics.Rectangle; | |
169 import dwt.layout.FillLayout; | |
170 import dwt.widgets.Composite; | |
171 import dwt.widgets.Display; | |
172 import dwt.widgets.Shell; | |
173 import dwtx.jface.action.ToolBarManager; | |
174 import dwtx.jface.internal.text.html.HTMLTextPresenter; | |
175 import dwtx.jface.resource.JFaceResources; | |
176 import dwtx.jface.util.Geometry; | |
177 | |
178 | |
179 /** | |
180 * Default implementation of {@link dwtx.jface.text.IInformationControl}. | |
181 * <p> | |
182 * Displays textual information in a {@link dwt.custom.StyledText} | |
183 * widget. Before displaying, the information set to this information control is | |
184 * processed by an <code>IInformationPresenter</code>. | |
185 * | |
186 * @since 2.0 | |
187 */ | |
188 public class DefaultInformationControl : AbstractInformationControl , DisposeListener { | |
189 | |
190 /** | |
191 * An information presenter determines the style presentation | |
192 * of information displayed in the default information control. | |
193 * The interface can be implemented by clients. | |
194 */ | |
195 public interface IInformationPresenter { | |
196 | |
197 /** | |
198 * Updates the given presentation of the given information and | |
199 * thereby may manipulate the information to be displayed. The manipulation | |
200 * could be the extraction of textual encoded style information etc. Returns the | |
201 * manipulated information. | |
202 * <p> | |
203 * <strong>Note:</strong> The given display must only be used for measuring.</p> | |
204 * | |
205 * @param display the display of the information control | |
206 * @param hoverInfo the information to be presented | |
207 * @param presentation the presentation to be updated | |
208 * @param maxWidth the maximal width in pixels | |
209 * @param maxHeight the maximal height in pixels | |
210 * | |
211 * @return the manipulated information | |
212 * @deprecated As of 3.2, replaced by {@link DefaultInformationControl.IInformationPresenterExtension#updatePresentation(Drawable, String, TextPresentation, int, int)} | |
213 */ | |
214 String updatePresentation(Display display, String hoverInfo, TextPresentation presentation, int maxWidth, int maxHeight); | |
215 } | |
216 | |
217 | |
218 /** | |
219 * An information presenter determines the style presentation | |
220 * of information displayed in the default information control. | |
221 * The interface can be implemented by clients. | |
222 * | |
223 * @since 3.2 | |
224 */ | |
225 public interface IInformationPresenterExtension { | |
226 | |
227 /** | |
228 * Updates the given presentation of the given information and | |
229 * thereby may manipulate the information to be displayed. The manipulation | |
230 * could be the extraction of textual encoded style information etc. Returns the | |
231 * manipulated information. | |
232 * <p> | |
233 * Replaces {@link DefaultInformationControl.IInformationPresenter#updatePresentation(Display, String, TextPresentation, int, int)} | |
234 * Implementations should use the font of the given <code>drawable</code> to calculate | |
235 * the size of the text to be presented. | |
236 * </p> | |
237 * | |
238 * @param drawable the drawable of the information control | |
239 * @param hoverInfo the information to be presented | |
240 * @param presentation the presentation to be updated | |
241 * @param maxWidth the maximal width in pixels | |
242 * @param maxHeight the maximal height in pixels | |
243 * | |
244 * @return the manipulated information | |
245 */ | |
246 String updatePresentation(Drawable drawable, String hoverInfo, TextPresentation presentation, int maxWidth, int maxHeight); | |
247 } | |
248 | |
249 | |
250 /** | |
251 * Inner border thickness in pixels. | |
252 * @since 3.1 | |
253 */ | |
254 private static final int INNER_BORDER= 1; | |
255 | |
256 /** The control's text widget */ | |
257 private StyledText fText; | |
258 /** The information presenter, or <code>null</code> if none. */ | |
259 private final IInformationPresenter fPresenter; | |
260 /** A cached text presentation */ | |
261 private final TextPresentation fPresentation= new TextPresentation(); | |
262 | |
263 /** | |
264 * Additional styles to use for the text control. | |
265 * @since 3.4, previously called <code>fTextStyle</code> | |
266 */ | |
267 private final int fAdditionalTextStyles; | |
268 | |
269 /** | |
270 * Creates a default information control with the given shell as parent. An information | |
271 * presenter that can handle simple HTML is used to process the information to be displayed. | |
272 * | |
273 * @param parent the parent shell | |
274 * @param isResizeable <code>true</code> if the control should be resizable | |
275 * @since 3.4 | |
276 */ | |
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277 public this(Shell parent, bool isResizeable) { |
129 | 278 super(parent, isResizeable); |
279 fAdditionalTextStyles= isResizeable ? DWT.V_SCROLL | DWT.H_SCROLL : DWT.NONE; | |
280 fPresenter= new HTMLTextPresenter(!isResizeable); | |
281 create(); | |
282 } | |
283 | |
284 /** | |
285 * Creates a default information control with the given shell as parent. An information | |
286 * presenter that can handle simple HTML is used to process the information to be displayed. | |
287 * | |
288 * @param parent the parent shell | |
289 * @param statusFieldText the text to be used in the status field or <code>null</code> to hide the status field | |
290 * @since 3.4 | |
291 */ | |
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292 public this(Shell parent, String statusFieldText) { |
129 | 293 this(parent, statusFieldText, new HTMLTextPresenter(true)); |
294 } | |
295 | |
296 /** | |
297 * Creates a default information control with the given shell as parent. The | |
298 * given information presenter is used to process the information to be | |
299 * displayed. | |
300 * | |
301 * @param parent the parent shell | |
302 * @param statusFieldText the text to be used in the status field or <code>null</code> to hide the status field | |
303 * @param presenter the presenter to be used, or <code>null</code> if no presenter should be used | |
304 * @since 3.4 | |
305 */ | |
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306 public this(Shell parent, String statusFieldText, IInformationPresenter presenter) { |
129 | 307 super(parent, statusFieldText); |
308 fAdditionalTextStyles= DWT.NONE; | |
309 fPresenter= presenter; | |
310 create(); | |
311 } | |
312 | |
313 /** | |
314 * Creates a resizable default information control with the given shell as parent. An | |
315 * information presenter that can handle simple HTML is used to process the information to be | |
316 * displayed. | |
317 * | |
318 * @param parent the parent shell | |
319 * @param toolBarManager the manager or <code>null</code> if toolbar is not desired | |
320 * @since 3.4 | |
321 */ | |
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322 public this(Shell parent, ToolBarManager toolBarManager) { |
129 | 323 this(parent, toolBarManager, new HTMLTextPresenter(false)); |
324 } | |
325 | |
326 /** | |
327 * Creates a resizable default information control with the given shell as | |
328 * parent. The given information presenter is used to process the | |
329 * information to be displayed. | |
330 * | |
331 * @param parent the parent shell | |
332 * @param toolBarManager the manager or <code>null</code> if toolbar is not desired | |
333 * @param presenter the presenter to be used, or <code>null</code> if no presenter should be used | |
334 * @since 3.4 | |
335 */ | |
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336 public this(Shell parent, ToolBarManager toolBarManager, IInformationPresenter presenter) { |
129 | 337 super(parent, toolBarManager); |
338 fAdditionalTextStyles= DWT.V_SCROLL | DWT.H_SCROLL; | |
339 fPresenter= presenter; | |
340 create(); | |
341 } | |
342 | |
343 /** | |
344 * Creates a default information control with the given shell as parent. | |
345 * No information presenter is used to process the information | |
346 * to be displayed. | |
347 * | |
348 * @param parent the parent shell | |
349 */ | |
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350 public this(Shell parent) { |
129 | 351 this(parent, (String)null, null); |
352 } | |
353 | |
354 /** | |
355 * Creates a default information control with the given shell as parent. The given | |
356 * information presenter is used to process the information to be displayed. | |
357 * | |
358 * @param parent the parent shell | |
359 * @param presenter the presenter to be used | |
360 */ | |
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361 public this(Shell parent, IInformationPresenter presenter) { |
129 | 362 this(parent, (String)null, presenter); |
363 } | |
364 | |
365 /** | |
366 * Creates a default information control with the given shell as parent. The | |
367 * given information presenter is used to process the information to be | |
368 * displayed. The given styles are applied to the created styled text | |
369 * widget. | |
370 * | |
371 * @param parent the parent shell | |
372 * @param shellStyle the additional styles for the shell | |
373 * @param style the additional styles for the styled text widget | |
374 * @param presenter the presenter to be used | |
375 * @deprecated As of 3.4, replaced by simpler constructors | |
376 */ | |
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377 public this(Shell parent, int shellStyle, int style, IInformationPresenter presenter) { |
129 | 378 this(parent, shellStyle, style, presenter, null); |
379 } | |
380 | |
381 /** | |
382 * Creates a default information control with the given shell as parent. The | |
383 * given information presenter is used to process the information to be | |
384 * displayed. The given styles are applied to the created styled text | |
385 * widget. | |
386 * | |
387 * @param parentShell the parent shell | |
388 * @param shellStyle the additional styles for the shell | |
389 * @param style the additional styles for the styled text widget | |
390 * @param presenter the presenter to be used | |
391 * @param statusFieldText the text to be used in the status field or <code>null</code> to hide the status field | |
392 * @since 3.0 | |
393 * @deprecated As of 3.4, replaced by simpler constructors | |
394 */ | |
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395 public this(Shell parentShell, int shellStyle, final int style, IInformationPresenter presenter, String statusFieldText) { |
129 | 396 super(parentShell, DWT.NO_FOCUS | DWT.ON_TOP | shellStyle, statusFieldText, null); |
397 fAdditionalTextStyles= style; | |
398 fPresenter= presenter; | |
399 create(); | |
400 } | |
401 | |
402 /** | |
403 * Creates a default information control with the given shell as parent. The | |
404 * given information presenter is used to process the information to be | |
405 * displayed. | |
406 * | |
407 * @param parent the parent shell | |
408 * @param textStyles the additional styles for the styled text widget | |
409 * @param presenter the presenter to be used | |
410 * @deprecated As of 3.4, replaced by {@link #DefaultInformationControl(Shell, DefaultInformationControl.IInformationPresenter)} | |
411 */ | |
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412 public this(Shell parent, int textStyles, IInformationPresenter presenter) { |
129 | 413 this(parent, textStyles, presenter, null); |
414 } | |
415 | |
416 /** | |
417 * Creates a default information control with the given shell as parent. The | |
418 * given information presenter is used to process the information to be | |
419 * displayed. | |
420 * | |
421 * @param parent the parent shell | |
422 * @param textStyles the additional styles for the styled text widget | |
423 * @param presenter the presenter to be used | |
424 * @param statusFieldText the text to be used in the status field or <code>null</code> to hide the status field | |
425 * @since 3.0 | |
426 * @deprecated As of 3.4, replaced by {@link #DefaultInformationControl(Shell, String, DefaultInformationControl.IInformationPresenter)} | |
427 */ | |
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428 public this(Shell parent, int textStyles, IInformationPresenter presenter, String statusFieldText) { |
129 | 429 super(parent, statusFieldText); |
430 fAdditionalTextStyles= textStyles; | |
431 fPresenter= presenter; | |
432 create(); | |
433 } | |
434 | |
435 /* | |
436 * @see dwtx.jface.text.AbstractInformationControl#createContent(dwt.widgets.Composite) | |
437 */ | |
438 protected void createContent(Composite parent) { | |
439 fText= new StyledText(parent, DWT.MULTI | DWT.READ_ONLY | fAdditionalTextStyles); | |
440 fText.setForeground(parent.getForeground()); | |
441 fText.setBackground(parent.getBackground()); | |
442 fText.setFont(JFaceResources.getDialogFont()); | |
443 FillLayout layout= (FillLayout)parent.getLayout(); | |
444 if (fText.getWordWrap()) { | |
445 // indent does not work for wrapping StyledText, see https://bugs.eclipse.org/bugs/show_bug.cgi?id=56342 and https://bugs.eclipse.org/bugs/show_bug.cgi?id=115432 | |
446 layout.marginHeight= INNER_BORDER; | |
447 layout.marginWidth= INNER_BORDER; | |
448 } else { | |
449 fText.setIndent(INNER_BORDER); | |
450 } | |
451 } | |
452 | |
453 /* | |
454 * @see IInformationControl#setInformation(String) | |
455 */ | |
456 public void setInformation(String content) { | |
457 if (fPresenter is null) { | |
458 fText.setText(content); | |
459 } else { | |
460 fPresentation.clear(); | |
461 | |
462 int maxWidth= -1; | |
463 int maxHeight= -1; | |
464 Point constraints= getSizeConstraints(); | |
465 if (constraints !is null) { | |
466 maxWidth= constraints.x; | |
467 maxHeight= constraints.y; | |
468 if (fText.getWordWrap()) { | |
469 maxWidth-= INNER_BORDER * 2; | |
470 maxHeight-= INNER_BORDER * 2; | |
471 } else { | |
472 maxWidth-= INNER_BORDER; // indent | |
473 } | |
474 Rectangle trim= computeTrim(); | |
475 maxWidth-= trim.width; | |
476 maxHeight-= trim.height; | |
477 maxWidth-= fText.getCaret().getSize().x; // StyledText adds a border at the end of the line for the caret. | |
478 } | |
479 if (isResizable()) | |
480 maxHeight= Integer.MAX_VALUE; | |
481 | |
482 if (fPresenter instanceof IInformationPresenterExtension) | |
483 content= ((IInformationPresenterExtension)fPresenter).updatePresentation(fText, content, fPresentation, maxWidth, maxHeight); | |
484 else | |
485 content= fPresenter.updatePresentation(getShell().getDisplay(), content, fPresentation, maxWidth, maxHeight); | |
486 | |
487 if (content !is null) { | |
488 fText.setText(content); | |
489 TextPresentation.applyTextPresentation(fPresentation, fText); | |
490 } else { | |
491 fText.setText(""); //$NON-NLS-1$ | |
492 } | |
493 } | |
494 } | |
495 | |
496 /* | |
497 * @see IInformationControl#setVisible(bool) | |
498 */ | |
499 public void setVisible(bool visible) { | |
500 if (visible) { | |
501 if (fText.getWordWrap()) { | |
502 Point currentSize= getShell().getSize(); | |
503 getShell().pack(true); | |
504 Point newSize= getShell().getSize(); | |
505 if (newSize.x > currentSize.x || newSize.y > currentSize.y) | |
506 setSize(currentSize.x, currentSize.y); // restore previous size | |
507 } | |
508 } | |
509 | |
510 super.setVisible(visible); | |
511 } | |
512 | |
513 /* | |
514 * @see IInformationControl#computeSizeHint() | |
515 */ | |
516 public Point computeSizeHint() { | |
517 // see: https://bugs.eclipse.org/bugs/show_bug.cgi?id=117602 | |
518 int widthHint= DWT.DEFAULT; | |
519 Point constraints= getSizeConstraints(); | |
520 if (constraints !is null && fText.getWordWrap()) | |
521 widthHint= constraints.x; | |
522 | |
523 return getShell().computeSize(widthHint, DWT.DEFAULT, true); | |
524 } | |
525 | |
526 /* | |
527 * @see dwtx.jface.text.AbstractInformationControl#computeTrim() | |
528 */ | |
529 public Rectangle computeTrim() { | |
530 return Geometry.add(super.computeTrim(), fText.computeTrim(0, 0, 0, 0)); | |
531 } | |
532 | |
533 /* | |
534 * @see IInformationControl#setForegroundColor(Color) | |
535 */ | |
536 public void setForegroundColor(Color foreground) { | |
537 super.setForegroundColor(foreground); | |
538 fText.setForeground(foreground); | |
539 } | |
540 | |
541 /* | |
542 * @see IInformationControl#setBackgroundColor(Color) | |
543 */ | |
544 public void setBackgroundColor(Color background) { | |
545 super.setBackgroundColor(background); | |
546 fText.setBackground(background); | |
547 } | |
548 | |
549 /* | |
550 * @see IInformationControlExtension#hasContents() | |
551 */ | |
552 public bool hasContents() { | |
553 return fText.getCharCount() > 0; | |
554 } | |
555 | |
556 /** | |
557 * @see dwt.events.DisposeListener#widgetDisposed(dwt.events.DisposeEvent) | |
558 * @since 3.0 | |
559 * @deprecated As of 3.2, no longer used and called | |
560 */ | |
561 public void widgetDisposed(DisposeEvent event) { | |
562 } | |
563 | |
564 /* | |
565 * @see dwtx.jface.text.IInformationControlExtension5#getInformationPresenterControlCreator() | |
566 * @since 3.4 | |
567 */ | |
568 public IInformationControlCreator getInformationPresenterControlCreator() { | |
569 return new IInformationControlCreator() { | |
570 /* | |
571 * @see dwtx.jface.text.IInformationControlCreator#createInformationControl(dwt.widgets.Shell) | |
572 */ | |
573 public IInformationControl createInformationControl(Shell parent) { | |
574 return new DefaultInformationControl(parent, (ToolBarManager) null, fPresenter); | |
575 } | |
576 }; | |
577 } | |
578 | |
579 } |