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8f91a789 | 1 | /******************************************************************************* |
ed902a2b | 2 | * Copyright (c) 2000, 2014 IBM Corporation and others. |
8f91a789 AM |
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 | * Sebastian Davids <sdavids@gmx.de> - Fix for bug 19346 - Dialog font should be | |
11 | * activated and used by other components. | |
12 | * Lubomir Marinov <lubomir.marinov@gmail.com> - Fix for bug 182122 -[Dialogs] | |
13 | * CheckedTreeSelectionDialog#createSelectionButtons(Composite) fails to | |
14 | * align the selection buttons to the right | |
15 | * François Rajotte - Support for multiple columns + selection control | |
f1fae91f | 16 | * Patrick Tasse - Fix Sonar warnings |
40b7b614 | 17 | * Generoso Pagano - Add tree filter |
8f91a789 AM |
18 | *******************************************************************************/ |
19 | ||
2bdf0193 | 20 | package org.eclipse.tracecompass.tmf.ui.widgets.timegraph.dialogs; |
8f91a789 AM |
21 | |
22 | import java.util.ArrayList; | |
23 | import java.util.Arrays; | |
24 | import java.util.List; | |
25 | ||
26 | import org.eclipse.core.runtime.IStatus; | |
27 | import org.eclipse.core.runtime.Status; | |
28 | import org.eclipse.jface.dialogs.IDialogConstants; | |
29 | import org.eclipse.jface.viewers.CheckStateChangedEvent; | |
30 | import org.eclipse.jface.viewers.CheckboxTreeViewer; | |
31 | import org.eclipse.jface.viewers.IBaseLabelProvider; | |
32 | import org.eclipse.jface.viewers.ICheckStateListener; | |
33 | import org.eclipse.jface.viewers.ITreeContentProvider; | |
8906e53c | 34 | import org.eclipse.jface.viewers.TreeSelection; |
8f91a789 AM |
35 | import org.eclipse.jface.viewers.ViewerComparator; |
36 | import org.eclipse.jface.viewers.ViewerFilter; | |
8f91a789 AM |
37 | import org.eclipse.swt.SWT; |
38 | import org.eclipse.swt.custom.BusyIndicator; | |
39 | import org.eclipse.swt.events.SelectionAdapter; | |
40 | import org.eclipse.swt.events.SelectionEvent; | |
8f91a789 AM |
41 | import org.eclipse.swt.layout.GridData; |
42 | import org.eclipse.swt.layout.GridLayout; | |
43 | import org.eclipse.swt.widgets.Button; | |
44 | import org.eclipse.swt.widgets.Composite; | |
45 | import org.eclipse.swt.widgets.Control; | |
46 | import org.eclipse.swt.widgets.Label; | |
47 | import org.eclipse.swt.widgets.Shell; | |
48 | import org.eclipse.swt.widgets.Tree; | |
49 | import org.eclipse.swt.widgets.TreeColumn; | |
2bdf0193 AM |
50 | import org.eclipse.tracecompass.internal.tmf.ui.Messages; |
51 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
8f91a789 | 52 | import org.eclipse.ui.PlatformUI; |
8f91a789 | 53 | import org.eclipse.ui.dialogs.ISelectionStatusValidator; |
40b7b614 | 54 | import org.eclipse.ui.dialogs.PatternFilter; |
8f91a789 AM |
55 | import org.eclipse.ui.dialogs.SelectionStatusDialog; |
56 | ||
57 | /** | |
40b7b614 GP |
58 | * Filter dialog for the time graphs This class is derived from the |
59 | * CheckedTreeSelectionDialog It was necessary to develop this similar dialog to | |
60 | * allow multiple columns | |
8f91a789 | 61 | * |
8f91a789 AM |
62 | * @author François Rajotte |
63 | */ | |
64 | public class TimeGraphFilterDialog extends SelectionStatusDialog { | |
f1fae91f PT |
65 | private static final int BUTTON_CHECK_SELECTED_ID = IDialogConstants.CLIENT_ID; |
66 | private static final int BUTTON_UNCHECK_SELECTED_ID = IDialogConstants.CLIENT_ID + 1; | |
67 | private static final int BUTTON_CHECK_SUBTREE_ID = IDialogConstants.CLIENT_ID + 2; | |
68 | private static final int BUTTON_UNCHECK_SUBTREE_ID = IDialogConstants.CLIENT_ID + 3; | |
03beb743 | 69 | |
f1fae91f PT |
70 | private static final int DEFAULT_WIDTH = 60; |
71 | private static final int DEFAULT_HEIGHT = 18; | |
8f91a789 | 72 | |
40b7b614 | 73 | private FilteredCheckboxTree fTree; |
8f91a789 AM |
74 | |
75 | private IBaseLabelProvider fLabelProvider; | |
76 | ||
77 | private ITreeContentProvider fContentProvider; | |
78 | ||
79 | private String[] fColumnNames; | |
80 | ||
81 | private ISelectionStatusValidator fValidator = null; | |
82 | ||
83 | private ViewerComparator fComparator; | |
84 | ||
85 | private String fEmptyListMessage = ""; //$NON-NLS-1$ | |
86 | ||
87 | private IStatus fCurrStatus = new Status(IStatus.OK, PlatformUI.PLUGIN_ID, | |
88 | 0, "", null); //$NON-NLS-1$ | |
89 | ||
90 | private List<ViewerFilter> fFilters; | |
91 | ||
92 | private Object fInput; | |
93 | ||
94 | private boolean fIsEmpty; | |
95 | ||
f1fae91f | 96 | private int fWidth = DEFAULT_WIDTH; |
8f91a789 | 97 | |
f1fae91f | 98 | private int fHeight = DEFAULT_HEIGHT; |
8f91a789 | 99 | |
8f91a789 AM |
100 | private Object[] fExpandedElements; |
101 | ||
102 | /** | |
103 | * Constructs an instance of <code>ElementTreeSelectionDialog</code>. | |
104 | * | |
105 | * @param parent | |
106 | * The shell to parent from. | |
107 | */ | |
108 | public TimeGraphFilterDialog(Shell parent) { | |
109 | super(parent); | |
507b1336 | 110 | setResult(new ArrayList<>(0)); |
8f91a789 AM |
111 | setStatusLineAboveButtons(true); |
112 | setHelpAvailable(false); | |
8f91a789 AM |
113 | fExpandedElements = null; |
114 | } | |
115 | ||
8f91a789 AM |
116 | /** |
117 | * Sets the initial selection. Convenience method. | |
118 | * | |
119 | * @param selection | |
120 | * the initial selection. | |
121 | */ | |
122 | public void setInitialSelection(Object selection) { | |
123 | setInitialSelections(new Object[] { selection }); | |
124 | } | |
125 | ||
126 | /** | |
127 | * Sets the message to be displayed if the list is empty. | |
128 | * | |
129 | * @param message | |
130 | * the message to be displayed. | |
131 | */ | |
132 | public void setEmptyListMessage(String message) { | |
133 | fEmptyListMessage = message; | |
134 | } | |
135 | ||
136 | /** | |
137 | * Sets the comparator used by the tree viewer. | |
138 | * | |
139 | * @param comparator | |
140 | * The comparator | |
141 | */ | |
142 | public void setComparator(ViewerComparator comparator) { | |
143 | fComparator = comparator; | |
144 | } | |
145 | ||
146 | /** | |
147 | * Adds a filter to the tree viewer. | |
148 | * | |
149 | * @param filter | |
150 | * a filter. | |
151 | */ | |
152 | public void addFilter(ViewerFilter filter) { | |
153 | if (fFilters == null) { | |
507b1336 | 154 | fFilters = new ArrayList<>(); |
8f91a789 AM |
155 | } |
156 | fFilters.add(filter); | |
157 | } | |
158 | ||
159 | /** | |
160 | * Sets an optional validator to check if the selection is valid. The | |
161 | * validator is invoked whenever the selection changes. | |
162 | * | |
163 | * @param validator | |
164 | * the validator to validate the selection. | |
165 | */ | |
166 | public void setValidator(ISelectionStatusValidator validator) { | |
167 | fValidator = validator; | |
168 | } | |
169 | ||
170 | /** | |
171 | * Sets the tree input. | |
172 | * | |
173 | * @param input | |
174 | * the tree input. | |
175 | */ | |
176 | public void setInput(Object input) { | |
177 | fInput = input; | |
178 | } | |
179 | ||
180 | /** | |
181 | * Expands elements in the tree. | |
182 | * | |
183 | * @param elements | |
184 | * The elements that will be expanded. | |
185 | */ | |
186 | public void setExpandedElements(Object[] elements) { | |
f1fae91f PT |
187 | if (elements != null) { |
188 | fExpandedElements = Arrays.copyOf(elements, elements.length); | |
189 | } else { | |
190 | fExpandedElements = null; | |
191 | } | |
8f91a789 AM |
192 | } |
193 | ||
194 | /** | |
195 | * Sets the size of the tree in unit of characters. | |
196 | * | |
197 | * @param width | |
198 | * the width of the tree. | |
199 | * @param height | |
200 | * the height of the tree. | |
201 | */ | |
202 | public void setSize(int width, int height) { | |
203 | fWidth = width; | |
204 | fHeight = height; | |
205 | } | |
206 | ||
207 | /** | |
40b7b614 GP |
208 | * @param contentProvider |
209 | * The content provider for the table | |
8f91a789 AM |
210 | */ |
211 | public void setContentProvider(ITreeContentProvider contentProvider) { | |
212 | fContentProvider = contentProvider; | |
213 | } | |
214 | ||
215 | /** | |
40b7b614 GP |
216 | * @param labelProvider |
217 | * The label provider for the table | |
8f91a789 AM |
218 | */ |
219 | public void setLabelProvider(IBaseLabelProvider labelProvider) { | |
220 | fLabelProvider = labelProvider; | |
221 | } | |
222 | ||
223 | /** | |
40b7b614 GP |
224 | * @param columnNames |
225 | * An array of column names to display | |
8f91a789 AM |
226 | */ |
227 | public void setColumnNames(String[] columnNames) { | |
f1fae91f PT |
228 | if (columnNames != null) { |
229 | fColumnNames = Arrays.copyOf(columnNames, columnNames.length); | |
230 | } else { | |
231 | fColumnNames = null; | |
232 | } | |
8f91a789 AM |
233 | } |
234 | ||
235 | /** | |
236 | * Validate the receiver and update the status with the result. | |
237 | * | |
238 | */ | |
239 | protected void updateOKStatus() { | |
240 | if (!fIsEmpty) { | |
241 | if (fValidator != null) { | |
40b7b614 | 242 | fCurrStatus = fValidator.validate(fTree.getCheckedElements()); |
8f91a789 AM |
243 | updateStatus(fCurrStatus); |
244 | } else if (!fCurrStatus.isOK()) { | |
245 | fCurrStatus = new Status(IStatus.OK, PlatformUI.PLUGIN_ID, | |
246 | IStatus.OK, "", //$NON-NLS-1$ | |
247 | null); | |
248 | } | |
249 | } else { | |
250 | fCurrStatus = new Status(IStatus.ERROR, PlatformUI.PLUGIN_ID, | |
251 | IStatus.OK, fEmptyListMessage, null); | |
252 | } | |
253 | updateStatus(fCurrStatus); | |
254 | } | |
255 | ||
256 | @Override | |
257 | public int open() { | |
258 | fIsEmpty = evaluateIfTreeEmpty(fInput); | |
259 | super.open(); | |
260 | return getReturnCode(); | |
261 | } | |
262 | ||
8f91a789 AM |
263 | @Override |
264 | protected void cancelPressed() { | |
265 | setResult(null); | |
266 | super.cancelPressed(); | |
267 | } | |
268 | ||
269 | @Override | |
270 | protected void computeResult() { | |
40b7b614 | 271 | setResult(Arrays.asList(fTree.getCheckedElements())); |
8f91a789 AM |
272 | } |
273 | ||
274 | @Override | |
275 | public void create() { | |
276 | BusyIndicator.showWhile(null, new Runnable() { | |
277 | @Override | |
278 | public void run() { | |
f1fae91f | 279 | TimeGraphFilterDialog.super.create(); |
40b7b614 | 280 | fTree.setCheckedElements(getInitialElementSelections() |
8f91a789 AM |
281 | .toArray()); |
282 | if (fExpandedElements != null) { | |
40b7b614 | 283 | fTree.getViewer().setExpandedElements(fExpandedElements); |
8f91a789 AM |
284 | } |
285 | updateOKStatus(); | |
286 | } | |
287 | }); | |
288 | } | |
289 | ||
290 | @Override | |
291 | protected Control createDialogArea(Composite parent) { | |
292 | Composite composite = (Composite) super.createDialogArea(parent); | |
293 | Label messageLabel = createMessageArea(composite); | |
294 | CheckboxTreeViewer treeViewer = createTreeViewer(composite); | |
295 | Control buttonComposite = createSelectionButtons(composite); | |
296 | GridData data = new GridData(GridData.FILL_BOTH); | |
297 | data.widthHint = convertWidthInCharsToPixels(fWidth); | |
298 | data.heightHint = convertHeightInCharsToPixels(fHeight); | |
299 | Tree treeWidget = treeViewer.getTree(); | |
300 | treeWidget.setLayoutData(data); | |
301 | treeWidget.setFont(parent.getFont()); | |
302 | if (fIsEmpty) { | |
303 | messageLabel.setEnabled(false); | |
304 | treeWidget.setEnabled(false); | |
305 | buttonComposite.setEnabled(false); | |
306 | } | |
307 | return composite; | |
308 | } | |
309 | ||
310 | /** | |
311 | * Creates the tree viewer. | |
312 | * | |
313 | * @param parent | |
314 | * the parent composite | |
315 | * @return the tree viewer | |
316 | */ | |
317 | protected CheckboxTreeViewer createTreeViewer(Composite parent) { | |
40b7b614 GP |
318 | PatternFilter filter = new TreePatternFilter(); |
319 | filter.setIncludeLeadingWildcard(true); | |
320 | fTree = new FilteredCheckboxTree(parent, SWT.BORDER | SWT.MULTI, filter, true); | |
8f91a789 | 321 | |
40b7b614 | 322 | Tree tree = fTree.getViewer().getTree(); |
8f91a789 AM |
323 | tree.setHeaderVisible(true); |
324 | for (String columnName : fColumnNames) { | |
325 | TreeColumn column = new TreeColumn(tree, SWT.LEFT); | |
326 | column.setText(columnName); | |
327 | column.pack(); | |
328 | } | |
329 | ||
40b7b614 GP |
330 | fTree.getViewer().setContentProvider(fContentProvider); |
331 | fTree.getViewer().setLabelProvider(fLabelProvider); | |
332 | fTree.addCheckStateListener(new CheckStateListener()); | |
333 | fTree.getViewer().setComparator(fComparator); | |
8f91a789 AM |
334 | if (fFilters != null) { |
335 | for (int i = 0; i != fFilters.size(); i++) { | |
40b7b614 | 336 | fTree.getViewer().addFilter(fFilters.get(i)); |
8f91a789 AM |
337 | } |
338 | } | |
40b7b614 | 339 | fTree.getViewer().setInput(fInput); |
8f91a789 | 340 | |
40b7b614 | 341 | // pack the columns again for a nice view... |
8f91a789 AM |
342 | for (TreeColumn column : tree.getColumns()) { |
343 | column.pack(); | |
344 | } | |
40b7b614 | 345 | return (CheckboxTreeViewer) fTree.getViewer(); |
8f91a789 AM |
346 | } |
347 | ||
348 | /** | |
349 | * Returns the tree viewer. | |
350 | * | |
351 | * @return the tree viewer | |
352 | */ | |
353 | protected CheckboxTreeViewer getTreeViewer() { | |
40b7b614 | 354 | return (CheckboxTreeViewer) fTree.getViewer(); |
8f91a789 AM |
355 | } |
356 | ||
357 | /** | |
358 | * Adds the selection and deselection buttons to the dialog. | |
359 | * | |
360 | * @param composite | |
361 | * the parent composite | |
362 | * @return Composite the composite the buttons were created in. | |
363 | */ | |
364 | protected Composite createSelectionButtons(Composite composite) { | |
365 | Composite buttonComposite = new Composite(composite, SWT.RIGHT); | |
366 | GridLayout layout = new GridLayout(); | |
8f91a789 AM |
367 | layout.marginWidth = 0; |
368 | layout.horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING); | |
369 | buttonComposite.setLayout(layout); | |
370 | buttonComposite.setFont(composite.getFont()); | |
371 | GridData data = new GridData(GridData.HORIZONTAL_ALIGN_END | |
372 | | GridData.GRAB_HORIZONTAL); | |
373 | data.grabExcessHorizontalSpace = true; | |
374 | buttonComposite.setLayoutData(data); | |
8906e53c SM |
375 | |
376 | /* Create the buttons in the good order to place them as we want */ | |
03beb743 SM |
377 | Button checkSelectedButton = createButton(buttonComposite, |
378 | BUTTON_CHECK_SELECTED_ID, Messages.TmfTimeFilterDialog_CHECK_SELECTED, | |
379 | false); | |
380 | Button checkSubtreeButton = createButton(buttonComposite, | |
381 | BUTTON_CHECK_SUBTREE_ID, Messages.TmfTimeFilterDialog_CHECK_SUBTREE, | |
382 | false); | |
8906e53c SM |
383 | Button checkAllButton = createButton(buttonComposite, |
384 | IDialogConstants.SELECT_ALL_ID, Messages.TmfTimeFilterDialog_CHECK_ALL, | |
385 | false); | |
03beb743 SM |
386 | |
387 | Button uncheckSelectedButton = createButton(buttonComposite, | |
388 | BUTTON_UNCHECK_SELECTED_ID, Messages.TmfTimeFilterDialog_UNCHECK_SELECTED, | |
389 | false); | |
390 | Button uncheckSubtreeButton = createButton(buttonComposite, | |
391 | BUTTON_UNCHECK_SUBTREE_ID, Messages.TmfTimeFilterDialog_UNCHECK_SUBTREE, | |
8906e53c SM |
392 | false); |
393 | Button uncheckAllButton = createButton(buttonComposite, | |
394 | IDialogConstants.DESELECT_ALL_ID, Messages.TmfTimeFilterDialog_UNCHECK_ALL, | |
395 | false); | |
03beb743 | 396 | |
8906e53c SM |
397 | /* |
398 | * Apply the layout again after creating the buttons to override | |
399 | * createButton messing with the columns | |
400 | */ | |
03beb743 | 401 | layout.numColumns = 3; |
8906e53c SM |
402 | buttonComposite.setLayout(layout); |
403 | ||
404 | /* Add a listener to each button */ | |
03beb743 | 405 | checkSelectedButton.addSelectionListener(new SelectionAdapter() { |
8f91a789 AM |
406 | @Override |
407 | public void widgetSelected(SelectionEvent e) { | |
40b7b614 | 408 | TreeSelection selection = (TreeSelection) fTree.getViewer().getSelection(); |
8906e53c | 409 | |
03beb743 SM |
410 | for (Object element : selection.toArray()) { |
411 | checkElement(element); | |
8f91a789 | 412 | } |
8906e53c | 413 | |
8f91a789 AM |
414 | updateOKStatus(); |
415 | } | |
8906e53c SM |
416 | }); |
417 | ||
03beb743 | 418 | checkSubtreeButton.addSelectionListener(new SelectionAdapter() { |
8f91a789 AM |
419 | @Override |
420 | public void widgetSelected(SelectionEvent e) { | |
40b7b614 | 421 | TreeSelection selection = (TreeSelection) fTree.getViewer().getSelection(); |
03beb743 SM |
422 | |
423 | for (Object element : selection.toArray()) { | |
424 | checkElementAndSubtree(element); | |
425 | } | |
426 | } | |
427 | }); | |
428 | ||
429 | checkAllButton.addSelectionListener(new SelectionAdapter() { | |
430 | @Override | |
431 | public void widgetSelected(SelectionEvent e) { | |
432 | Object[] viewerElements = fContentProvider.getElements(fInput); | |
433 | ||
434 | for (int i = 0; i < viewerElements.length; i++) { | |
40b7b614 | 435 | fTree.setSubtreeChecked(viewerElements[i], true); |
03beb743 SM |
436 | } |
437 | ||
8f91a789 AM |
438 | updateOKStatus(); |
439 | } | |
8906e53c SM |
440 | }); |
441 | ||
03beb743 | 442 | uncheckSelectedButton.addSelectionListener(new SelectionAdapter() { |
8906e53c SM |
443 | @Override |
444 | public void widgetSelected(SelectionEvent e) { | |
40b7b614 | 445 | TreeSelection selection = (TreeSelection) fTree.getViewer().getSelection(); |
8906e53c SM |
446 | |
447 | for (Object element : selection.toArray()) { | |
03beb743 | 448 | uncheckElement(element); |
8906e53c SM |
449 | } |
450 | ||
451 | updateOKStatus(); | |
452 | } | |
453 | }); | |
454 | ||
03beb743 | 455 | uncheckSubtreeButton.addSelectionListener(new SelectionAdapter() { |
8906e53c SM |
456 | @Override |
457 | public void widgetSelected(SelectionEvent e) { | |
40b7b614 | 458 | TreeSelection selection = (TreeSelection) fTree.getViewer().getSelection(); |
8906e53c SM |
459 | |
460 | for (Object element : selection.toArray()) { | |
461 | uncheckElement(element); | |
462 | } | |
463 | ||
464 | updateOKStatus(); | |
465 | } | |
466 | }); | |
467 | ||
03beb743 SM |
468 | uncheckAllButton.addSelectionListener(new SelectionAdapter() { |
469 | @Override | |
470 | public void widgetSelected(SelectionEvent e) { | |
40b7b614 GP |
471 | Object[] viewerElements = fContentProvider.getElements(fInput); |
472 | for (Object element : viewerElements) { | |
473 | if (fTree.getViewer().testFindItem(element) != null) { | |
474 | // uncheck only visible roots and their children | |
475 | uncheckElement(element); | |
476 | } | |
477 | } | |
03beb743 SM |
478 | updateOKStatus(); |
479 | } | |
480 | }); | |
481 | ||
8f91a789 AM |
482 | return buttonComposite; |
483 | } | |
484 | ||
03beb743 SM |
485 | /** |
486 | * Check an element and all its parents. | |
487 | * | |
488 | * @param element | |
489 | * The element to check. | |
490 | */ | |
8906e53c | 491 | private void checkElement(Object element) { |
40b7b614 | 492 | fTree.setChecked(element, true); |
03beb743 SM |
493 | |
494 | Object parent = fContentProvider.getParent(element); | |
495 | ||
40b7b614 | 496 | if (parent != null && !fTree.getChecked(parent)) { |
03beb743 | 497 | checkElement(parent); |
8906e53c SM |
498 | } |
499 | } | |
500 | ||
03beb743 SM |
501 | /** |
502 | * Check an element, all its parents and all its children. | |
503 | * | |
504 | * @param element | |
505 | * The element to check. | |
506 | */ | |
507 | private void checkElementAndSubtree(Object element) { | |
508 | checkElement(element); | |
509 | ||
510 | for (Object child : fContentProvider.getChildren(element)) { | |
511 | checkElementAndSubtree(child); | |
512 | } | |
513 | } | |
8906e53c | 514 | |
03beb743 SM |
515 | /** |
516 | * Uncheck an element and all its children. | |
517 | * | |
518 | * @param element | |
519 | * The element to uncheck. | |
520 | */ | |
521 | private void uncheckElement(Object element) { | |
40b7b614 | 522 | fTree.setChecked(element, false); |
8906e53c | 523 | |
03beb743 | 524 | for (Object child : fContentProvider.getChildren(element)) { |
8906e53c SM |
525 | uncheckElement(child); |
526 | } | |
527 | } | |
528 | ||
8f91a789 AM |
529 | private boolean evaluateIfTreeEmpty(Object input) { |
530 | Object[] elements = fContentProvider.getElements(input); | |
f1fae91f PT |
531 | if (elements.length > 0 && fFilters != null) { |
532 | for (int i = 0; i < fFilters.size(); i++) { | |
533 | ViewerFilter curr = fFilters.get(i); | |
40b7b614 | 534 | elements = curr.filter(fTree.getViewer(), input, elements); |
8f91a789 AM |
535 | } |
536 | } | |
537 | return elements.length == 0; | |
538 | } | |
539 | ||
540 | /** | |
541 | * Private classes | |
542 | */ | |
543 | ||
544 | private class CheckStateListener implements ICheckStateListener { | |
545 | ||
546 | CheckStateListener() { | |
547 | } | |
8906e53c | 548 | |
8f91a789 AM |
549 | @Override |
550 | public void checkStateChanged(CheckStateChangedEvent event) { | |
551 | try { | |
552 | ITimeGraphEntry entry = (ITimeGraphEntry) event.getElement(); | |
553 | boolean checked = event.getChecked(); | |
8906e53c SM |
554 | if (checked) { |
555 | checkElement(entry); | |
556 | } else { | |
557 | uncheckElement(entry); | |
8f91a789 AM |
558 | } |
559 | } catch (ClassCastException e) { | |
560 | return; | |
40b7b614 GP |
561 | } finally { |
562 | updateOKStatus(); | |
8f91a789 AM |
563 | } |
564 | } | |
40b7b614 | 565 | |
8f91a789 | 566 | } |
40b7b614 | 567 | } |