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837a2f8c | 1 | /******************************************************************************* |
d2e4afa7 | 2 | * Copyright (c) 2012, 2015 Ericsson, others |
837a2f8c PT |
3 | * |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Patrick Tasse - Initial API and implementation | |
f8840316 | 11 | * François Rajotte - Filter implementation |
bec1f1ac | 12 | * Geneviève Bastien - Add event links between entries |
b97d61f0 | 13 | * Christian Mansky - Add check active / uncheck inactive buttons |
837a2f8c PT |
14 | *******************************************************************************/ |
15 | ||
2bdf0193 | 16 | package org.eclipse.tracecompass.tmf.ui.widgets.timegraph; |
837a2f8c PT |
17 | |
18 | import java.util.ArrayList; | |
19 | import java.util.Arrays; | |
20 | import java.util.HashMap; | |
70e10acc | 21 | import java.util.HashSet; |
6ac5a950 AM |
22 | import java.util.List; |
23 | import java.util.Map; | |
70e10acc | 24 | import java.util.Set; |
837a2f8c | 25 | |
dfa0ef96 | 26 | import org.eclipse.jdt.annotation.NonNull; |
6ac5a950 | 27 | import org.eclipse.jface.action.Action; |
4c9c0c87 | 28 | import org.eclipse.jface.viewers.AbstractTreeViewer; |
837a2f8c PT |
29 | import org.eclipse.jface.viewers.ILabelProviderListener; |
30 | import org.eclipse.jface.viewers.ISelectionChangedListener; | |
31 | import org.eclipse.jface.viewers.IStructuredSelection; | |
32 | import org.eclipse.jface.viewers.ITableLabelProvider; | |
33 | import org.eclipse.jface.viewers.ITreeContentProvider; | |
34 | import org.eclipse.jface.viewers.ITreeViewerListener; | |
35 | import org.eclipse.jface.viewers.SelectionChangedEvent; | |
36 | import org.eclipse.jface.viewers.StructuredSelection; | |
37 | import org.eclipse.jface.viewers.TreeExpansionEvent; | |
38 | import org.eclipse.jface.viewers.TreeViewer; | |
39 | import org.eclipse.jface.viewers.Viewer; | |
6ac5a950 | 40 | import org.eclipse.jface.viewers.ViewerFilter; |
837a2f8c PT |
41 | import org.eclipse.swt.SWT; |
42 | import org.eclipse.swt.custom.SashForm; | |
43 | import org.eclipse.swt.events.ControlAdapter; | |
44 | import org.eclipse.swt.events.ControlEvent; | |
45 | import org.eclipse.swt.events.MouseEvent; | |
46 | import org.eclipse.swt.events.MouseTrackAdapter; | |
47 | import org.eclipse.swt.events.MouseWheelListener; | |
48 | import org.eclipse.swt.events.PaintEvent; | |
49 | import org.eclipse.swt.events.PaintListener; | |
50 | import org.eclipse.swt.events.SelectionAdapter; | |
51 | import org.eclipse.swt.events.SelectionEvent; | |
52 | import org.eclipse.swt.graphics.Image; | |
53 | import org.eclipse.swt.graphics.Point; | |
588dff10 | 54 | import org.eclipse.swt.graphics.Rectangle; |
837a2f8c | 55 | import org.eclipse.swt.layout.FillLayout; |
d2e4afa7 | 56 | import org.eclipse.swt.layout.GridLayout; |
837a2f8c | 57 | import org.eclipse.swt.widgets.Composite; |
d2e4afa7 | 58 | import org.eclipse.swt.widgets.Control; |
837a2f8c PT |
59 | import org.eclipse.swt.widgets.Display; |
60 | import org.eclipse.swt.widgets.Event; | |
61 | import org.eclipse.swt.widgets.Listener; | |
d2e4afa7 | 62 | import org.eclipse.swt.widgets.Sash; |
837a2f8c PT |
63 | import org.eclipse.swt.widgets.Slider; |
64 | import org.eclipse.swt.widgets.Tree; | |
65 | import org.eclipse.swt.widgets.TreeColumn; | |
66 | import org.eclipse.swt.widgets.TreeItem; | |
2bdf0193 AM |
67 | import org.eclipse.tracecompass.internal.tmf.ui.Activator; |
68 | import org.eclipse.tracecompass.internal.tmf.ui.ITmfImageConstants; | |
69 | import org.eclipse.tracecompass.internal.tmf.ui.Messages; | |
d2e4afa7 MAL |
70 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalManager; |
71 | import org.eclipse.tracecompass.tmf.ui.signal.TmfTimeViewAlignmentInfo; | |
72 | import org.eclipse.tracecompass.tmf.ui.signal.TmfTimeViewAlignmentSignal; | |
73 | import org.eclipse.tracecompass.tmf.ui.views.ITmfTimeAligned; | |
b97d61f0 | 74 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.dialogs.ITimeGraphEntryActiveProvider; |
2bdf0193 AM |
75 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.dialogs.TimeGraphFilterDialog; |
76 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ILinkEvent; | |
77 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
837a2f8c PT |
78 | |
79 | /** | |
80 | * Time graph "combo" view (with the list/tree on the left and the gantt chart | |
81 | * on the right) | |
82 | * | |
837a2f8c PT |
83 | * @author Patrick Tasse |
84 | */ | |
85 | public class TimeGraphCombo extends Composite { | |
86 | ||
87 | // ------------------------------------------------------------------------ | |
88 | // Constants | |
89 | // ------------------------------------------------------------------------ | |
90 | ||
ae09c4ad | 91 | /** Constant indicating that all levels of the time graph should be expanded */ |
f4617471 PT |
92 | public static final int ALL_LEVELS = AbstractTreeViewer.ALL_LEVELS; |
93 | ||
837a2f8c PT |
94 | private static final Object FILLER = new Object(); |
95 | ||
c004295c PT |
96 | private static final String ITEM_HEIGHT = "$height$"; //$NON-NLS-1$ |
97 | ||
837a2f8c PT |
98 | // ------------------------------------------------------------------------ |
99 | // Fields | |
100 | // ------------------------------------------------------------------------ | |
101 | ||
4999a196 | 102 | /** The tree viewer */ |
837a2f8c PT |
103 | private TreeViewer fTreeViewer; |
104 | ||
4999a196 | 105 | /** The time viewer */ |
dfa0ef96 | 106 | private @NonNull TimeGraphViewer fTimeGraphViewer; |
837a2f8c | 107 | |
4999a196 | 108 | /** The selection listener map */ |
507b1336 | 109 | private final Map<ITimeGraphSelectionListener, SelectionListenerWrapper> fSelectionListenerMap = new HashMap<>(); |
837a2f8c | 110 | |
4999a196 | 111 | /** The map of viewer filters */ |
507b1336 | 112 | private final Map<ViewerFilter, ViewerFilter> fViewerFilterMap = new HashMap<>(); |
6ac5a950 | 113 | |
4999a196 GB |
114 | /** |
115 | * Flag to block the tree selection changed listener when triggered by the | |
116 | * time graph combo | |
117 | */ | |
837a2f8c PT |
118 | private boolean fInhibitTreeSelection = false; |
119 | ||
4999a196 | 120 | /** Number of filler rows used by the tree content provider */ |
837a2f8c PT |
121 | private int fNumFillerRows; |
122 | ||
4999a196 | 123 | /** Calculated item height for Linux workaround */ |
837a2f8c PT |
124 | private int fLinuxItemHeight = 0; |
125 | ||
4999a196 | 126 | /** The button that opens the filter dialog */ |
6ac5a950 AM |
127 | private Action showFilterAction; |
128 | ||
4999a196 | 129 | /** The filter dialog */ |
6ac5a950 AM |
130 | private TimeGraphFilterDialog fFilterDialog; |
131 | ||
4999a196 | 132 | /** The filter generated from the filter dialog */ |
6ac5a950 AM |
133 | private RawViewerFilter fFilter; |
134 | ||
4999a196 GB |
135 | /** Default weight of each part of the sash */ |
136 | private static final int[] DEFAULT_WEIGHTS = { 1, 1 }; | |
137 | ||
588dff10 PT |
138 | /** List of all expanded items whose parents are also expanded */ |
139 | private List<TreeItem> fVisibleExpandedItems = null; | |
140 | ||
d2e4afa7 MAL |
141 | private Listener fSashDragListener; |
142 | private SashForm fSashForm; | |
143 | ||
837a2f8c PT |
144 | // ------------------------------------------------------------------------ |
145 | // Classes | |
146 | // ------------------------------------------------------------------------ | |
147 | ||
148 | /** | |
149 | * The TreeContentProviderWrapper is used to insert filler items after | |
150 | * the elements of the tree's real content provider. | |
151 | */ | |
152 | private class TreeContentProviderWrapper implements ITreeContentProvider { | |
153 | private final ITreeContentProvider contentProvider; | |
154 | ||
155 | public TreeContentProviderWrapper(ITreeContentProvider contentProvider) { | |
156 | this.contentProvider = contentProvider; | |
157 | } | |
158 | ||
159 | @Override | |
160 | public void dispose() { | |
161 | contentProvider.dispose(); | |
162 | } | |
163 | ||
164 | @Override | |
165 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
166 | contentProvider.inputChanged(viewer, oldInput, newInput); | |
167 | } | |
168 | ||
169 | @Override | |
170 | public Object[] getElements(Object inputElement) { | |
171 | Object[] elements = contentProvider.getElements(inputElement); | |
172 | // add filler elements to ensure alignment with time analysis viewer | |
f1fae91f | 173 | Object[] oElements = Arrays.copyOf(elements, elements.length + fNumFillerRows, Object[].class); |
837a2f8c PT |
174 | for (int i = 0; i < fNumFillerRows; i++) { |
175 | oElements[elements.length + i] = FILLER; | |
176 | } | |
177 | return oElements; | |
178 | } | |
179 | ||
180 | @Override | |
181 | public Object[] getChildren(Object parentElement) { | |
182 | if (parentElement instanceof ITimeGraphEntry) { | |
183 | return contentProvider.getChildren(parentElement); | |
184 | } | |
185 | return new Object[0]; | |
186 | } | |
187 | ||
188 | @Override | |
189 | public Object getParent(Object element) { | |
190 | if (element instanceof ITimeGraphEntry) { | |
191 | return contentProvider.getParent(element); | |
192 | } | |
193 | return null; | |
194 | } | |
195 | ||
196 | @Override | |
197 | public boolean hasChildren(Object element) { | |
198 | if (element instanceof ITimeGraphEntry) { | |
199 | return contentProvider.hasChildren(element); | |
200 | } | |
201 | return false; | |
202 | } | |
203 | } | |
204 | ||
205 | /** | |
206 | * The TreeLabelProviderWrapper is used to intercept the filler items | |
207 | * from the calls to the tree's real label provider. | |
208 | */ | |
209 | private class TreeLabelProviderWrapper implements ITableLabelProvider { | |
210 | private final ITableLabelProvider labelProvider; | |
211 | ||
212 | public TreeLabelProviderWrapper(ITableLabelProvider labelProvider) { | |
213 | this.labelProvider = labelProvider; | |
214 | } | |
215 | ||
216 | @Override | |
217 | public void addListener(ILabelProviderListener listener) { | |
218 | labelProvider.addListener(listener); | |
219 | } | |
220 | ||
221 | @Override | |
222 | public void dispose() { | |
223 | labelProvider.dispose(); | |
224 | } | |
225 | ||
226 | @Override | |
227 | public boolean isLabelProperty(Object element, String property) { | |
228 | if (element instanceof ITimeGraphEntry) { | |
229 | return labelProvider.isLabelProperty(element, property); | |
230 | } | |
231 | return false; | |
232 | } | |
233 | ||
234 | @Override | |
235 | public void removeListener(ILabelProviderListener listener) { | |
236 | labelProvider.removeListener(listener); | |
237 | } | |
238 | ||
239 | @Override | |
240 | public Image getColumnImage(Object element, int columnIndex) { | |
241 | if (element instanceof ITimeGraphEntry) { | |
242 | return labelProvider.getColumnImage(element, columnIndex); | |
243 | } | |
244 | return null; | |
245 | } | |
246 | ||
247 | @Override | |
248 | public String getColumnText(Object element, int columnIndex) { | |
249 | if (element instanceof ITimeGraphEntry) { | |
250 | return labelProvider.getColumnText(element, columnIndex); | |
251 | } | |
252 | return null; | |
253 | } | |
254 | ||
255 | } | |
256 | ||
257 | /** | |
258 | * The SelectionListenerWrapper is used to intercept the filler items from | |
259 | * the time graph combo's real selection listener, and to prevent double | |
260 | * notifications from being sent when selection changes in both tree and | |
261 | * time graph at the same time. | |
262 | */ | |
263 | private class SelectionListenerWrapper implements ISelectionChangedListener, ITimeGraphSelectionListener { | |
264 | private final ITimeGraphSelectionListener listener; | |
265 | private ITimeGraphEntry selection = null; | |
266 | ||
267 | public SelectionListenerWrapper(ITimeGraphSelectionListener listener) { | |
268 | this.listener = listener; | |
269 | } | |
270 | ||
271 | @Override | |
272 | public void selectionChanged(SelectionChangedEvent event) { | |
273 | if (fInhibitTreeSelection) { | |
274 | return; | |
275 | } | |
276 | Object element = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
277 | if (element instanceof ITimeGraphEntry) { | |
278 | ITimeGraphEntry entry = (ITimeGraphEntry) element; | |
279 | if (entry != selection) { | |
280 | selection = entry; | |
281 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
282 | } | |
283 | } | |
284 | } | |
285 | ||
286 | @Override | |
287 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
288 | ITimeGraphEntry entry = event.getSelection(); | |
289 | if (entry != selection) { | |
290 | selection = entry; | |
291 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
292 | } | |
293 | } | |
294 | } | |
295 | ||
6ac5a950 AM |
296 | /** |
297 | * The ViewerFilterWrapper is used to intercept the filler items from | |
298 | * the time graph combo's real ViewerFilters. These filler items should | |
299 | * always be visible. | |
300 | */ | |
301 | private class ViewerFilterWrapper extends ViewerFilter { | |
302 | ||
f1fae91f | 303 | private ViewerFilter fWrappedFilter; |
6ac5a950 AM |
304 | |
305 | ViewerFilterWrapper(ViewerFilter filter) { | |
306 | super(); | |
307 | this.fWrappedFilter = filter; | |
308 | } | |
309 | ||
310 | @Override | |
311 | public boolean select(Viewer viewer, Object parentElement, Object element) { | |
312 | if (element instanceof ITimeGraphEntry) { | |
313 | return fWrappedFilter.select(viewer, parentElement, element); | |
314 | } | |
315 | return true; | |
316 | } | |
317 | ||
318 | } | |
319 | ||
320 | /** | |
f8840316 FR |
321 | * This filter simply keeps a list of elements that should be filtered out. |
322 | * All the other elements will be shown. | |
8f28f9d8 | 323 | * By default and when the list is set to null, all elements are shown. |
6ac5a950 AM |
324 | */ |
325 | private class RawViewerFilter extends ViewerFilter { | |
326 | ||
f8840316 | 327 | private List<Object> fFiltered = null; |
6ac5a950 | 328 | |
f8840316 FR |
329 | public void setFiltered(List<Object> objects) { |
330 | fFiltered = objects; | |
6ac5a950 AM |
331 | } |
332 | ||
f8840316 FR |
333 | public List<Object> getFiltered() { |
334 | return fFiltered; | |
6ac5a950 AM |
335 | } |
336 | ||
337 | @Override | |
338 | public boolean select(Viewer viewer, Object parentElement, Object element) { | |
f8840316 | 339 | if (fFiltered == null) { |
8f28f9d8 PT |
340 | return true; |
341 | } | |
f8840316 | 342 | return !fFiltered.contains(element); |
6ac5a950 AM |
343 | } |
344 | } | |
345 | ||
837a2f8c PT |
346 | // ------------------------------------------------------------------------ |
347 | // Constructors | |
348 | // ------------------------------------------------------------------------ | |
349 | ||
350 | /** | |
351 | * Constructs a new instance of this class given its parent | |
352 | * and a style value describing its behavior and appearance. | |
353 | * | |
354 | * @param parent a widget which will be the parent of the new instance (cannot be null) | |
355 | * @param style the style of widget to construct | |
356 | */ | |
357 | public TimeGraphCombo(Composite parent, int style) { | |
4999a196 GB |
358 | this(parent, style, DEFAULT_WEIGHTS); |
359 | } | |
360 | ||
361 | /** | |
362 | * Constructs a new instance of this class given its parent and a style | |
363 | * value describing its behavior and appearance. | |
364 | * | |
365 | * @param parent | |
366 | * a widget which will be the parent of the new instance (cannot | |
367 | * be null) | |
368 | * @param style | |
369 | * the style of widget to construct | |
370 | * @param weights | |
d2e4afa7 | 371 | * The array (length 2) of relative weights of each side of the sash form |
4999a196 GB |
372 | */ |
373 | public TimeGraphCombo(Composite parent, int style, int[] weights) { | |
837a2f8c PT |
374 | super(parent, style); |
375 | setLayout(new FillLayout()); | |
376 | ||
d2e4afa7 | 377 | fSashForm = new SashForm(this, SWT.NONE); |
837a2f8c | 378 | |
d2e4afa7 | 379 | fTreeViewer = new TreeViewer(fSashForm, SWT.FULL_SELECTION | SWT.H_SCROLL); |
4c9c0c87 | 380 | fTreeViewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS); |
837a2f8c PT |
381 | final Tree tree = fTreeViewer.getTree(); |
382 | tree.setHeaderVisible(true); | |
383 | tree.setLinesVisible(true); | |
384 | ||
d2e4afa7 | 385 | fTimeGraphViewer = new TimeGraphViewer(fSashForm, SWT.NONE); |
837a2f8c PT |
386 | fTimeGraphViewer.setItemHeight(getItemHeight(tree)); |
387 | fTimeGraphViewer.setHeaderHeight(tree.getHeaderHeight()); | |
388 | fTimeGraphViewer.setBorderWidth(tree.getBorderWidth()); | |
389 | fTimeGraphViewer.setNameWidthPref(0); | |
390 | ||
6ac5a950 AM |
391 | fFilter = new RawViewerFilter(); |
392 | addFilter(fFilter); | |
393 | ||
394 | fFilterDialog = new TimeGraphFilterDialog(getShell()); | |
395 | ||
837a2f8c PT |
396 | // Feature in Windows. The tree vertical bar reappears when |
397 | // the control is resized so we need to hide it again. | |
398 | // Bug in Linux. The tree header height is 0 in constructor, | |
399 | // so we need to reset it later when the control is resized. | |
400 | tree.addControlListener(new ControlAdapter() { | |
f1fae91f | 401 | private int depth = 0; |
837a2f8c PT |
402 | @Override |
403 | public void controlResized(ControlEvent e) { | |
404 | if (depth == 0) { | |
405 | depth++; | |
406 | tree.getVerticalBar().setEnabled(false); | |
407 | // this can trigger controlResized recursively | |
408 | tree.getVerticalBar().setVisible(false); | |
409 | depth--; | |
410 | } | |
411 | fTimeGraphViewer.setHeaderHeight(tree.getHeaderHeight()); | |
412 | } | |
413 | }); | |
414 | ||
415 | // ensure synchronization of expanded items between tree and time graph | |
416 | fTreeViewer.addTreeListener(new ITreeViewerListener() { | |
417 | @Override | |
418 | public void treeCollapsed(TreeExpansionEvent event) { | |
419 | fTimeGraphViewer.setExpandedState((ITimeGraphEntry) event.getElement(), false); | |
588dff10 PT |
420 | // queue the alignment update because the tree items may only be |
421 | // actually collapsed after the listeners have been notified | |
422 | fVisibleExpandedItems = null; // invalidate the cache | |
423 | getDisplay().asyncExec(new Runnable() { | |
424 | @Override | |
425 | public void run() { | |
426 | alignTreeItems(true); | |
427 | }}); | |
837a2f8c PT |
428 | } |
429 | ||
430 | @Override | |
431 | public void treeExpanded(TreeExpansionEvent event) { | |
e7708b02 PT |
432 | ITimeGraphEntry entry = (ITimeGraphEntry) event.getElement(); |
433 | fTimeGraphViewer.setExpandedState(entry, true); | |
70e10acc | 434 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 435 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
436 | if (child.hasChildren()) { |
437 | boolean expanded = expandedElements.contains(child); | |
438 | fTimeGraphViewer.setExpandedState(child, expanded); | |
439 | } | |
e7708b02 | 440 | } |
588dff10 PT |
441 | // queue the alignment update because the tree items may only be |
442 | // actually expanded after the listeners have been notified | |
443 | fVisibleExpandedItems = null; // invalidate the cache | |
837a2f8c PT |
444 | getDisplay().asyncExec(new Runnable() { |
445 | @Override | |
446 | public void run() { | |
588dff10 | 447 | alignTreeItems(true); |
837a2f8c PT |
448 | }}); |
449 | } | |
450 | }); | |
451 | ||
452 | // ensure synchronization of expanded items between tree and time graph | |
453 | fTimeGraphViewer.addTreeListener(new ITimeGraphTreeListener() { | |
454 | @Override | |
455 | public void treeCollapsed(TimeGraphTreeExpansionEvent event) { | |
456 | fTreeViewer.setExpandedState(event.getEntry(), false); | |
588dff10 | 457 | alignTreeItems(true); |
837a2f8c PT |
458 | } |
459 | ||
460 | @Override | |
461 | public void treeExpanded(TimeGraphTreeExpansionEvent event) { | |
e7708b02 PT |
462 | ITimeGraphEntry entry = event.getEntry(); |
463 | fTreeViewer.setExpandedState(entry, true); | |
70e10acc | 464 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 465 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
466 | if (child.hasChildren()) { |
467 | boolean expanded = expandedElements.contains(child); | |
468 | fTimeGraphViewer.setExpandedState(child, expanded); | |
469 | } | |
e7708b02 | 470 | } |
588dff10 | 471 | alignTreeItems(true); |
837a2f8c PT |
472 | } |
473 | }); | |
474 | ||
475 | // prevent mouse button from selecting a filler tree item | |
476 | tree.addListener(SWT.MouseDown, new Listener() { | |
477 | @Override | |
478 | public void handleEvent(Event event) { | |
479 | TreeItem treeItem = tree.getItem(new Point(event.x, event.y)); | |
480 | if (treeItem == null || treeItem.getData() == FILLER) { | |
481 | event.doit = false; | |
588dff10 | 482 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); |
837a2f8c PT |
483 | if (treeItems.size() == 0) { |
484 | fTreeViewer.setSelection(new StructuredSelection()); | |
485 | fTimeGraphViewer.setSelection(null); | |
486 | return; | |
487 | } | |
488 | // this prevents from scrolling up when selecting | |
489 | // the partially visible tree item at the bottom | |
490 | tree.select(treeItems.get(treeItems.size() - 1)); | |
491 | fTreeViewer.setSelection(new StructuredSelection()); | |
492 | fTimeGraphViewer.setSelection(null); | |
493 | } | |
494 | } | |
495 | }); | |
496 | ||
497 | // prevent mouse wheel from scrolling down into filler tree items | |
498 | tree.addListener(SWT.MouseWheel, new Listener() { | |
499 | @Override | |
500 | public void handleEvent(Event event) { | |
501 | event.doit = false; | |
502 | Slider scrollBar = fTimeGraphViewer.getVerticalBar(); | |
503 | fTimeGraphViewer.setTopIndex(scrollBar.getSelection() - event.count); | |
588dff10 | 504 | alignTreeItems(false); |
837a2f8c PT |
505 | } |
506 | }); | |
507 | ||
508 | // prevent key stroke from selecting a filler tree item | |
509 | tree.addListener(SWT.KeyDown, new Listener() { | |
510 | @Override | |
511 | public void handleEvent(Event event) { | |
588dff10 | 512 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); |
837a2f8c PT |
513 | if (treeItems.size() == 0) { |
514 | fTreeViewer.setSelection(new StructuredSelection()); | |
515 | event.doit = false; | |
516 | return; | |
517 | } | |
518 | if (event.keyCode == SWT.ARROW_DOWN) { | |
519 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + 1, treeItems.size() - 1); | |
520 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
521 | event.doit = false; | |
522 | } else if (event.keyCode == SWT.PAGE_DOWN) { | |
523 | int height = tree.getSize().y - tree.getHeaderHeight() - tree.getHorizontalBar().getSize().y; | |
524 | int countPerPage = height / getItemHeight(tree); | |
525 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + countPerPage - 1, treeItems.size() - 1); | |
526 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
527 | event.doit = false; | |
528 | } else if (event.keyCode == SWT.END) { | |
529 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(treeItems.size() - 1).getData()); | |
530 | event.doit = false; | |
531 | } | |
837a2f8c PT |
532 | if (fTimeGraphViewer.getSelectionIndex() >= 0) { |
533 | fTreeViewer.setSelection(new StructuredSelection(fTimeGraphViewer.getSelection())); | |
534 | } else { | |
535 | fTreeViewer.setSelection(new StructuredSelection()); | |
536 | } | |
588dff10 | 537 | alignTreeItems(false); |
837a2f8c PT |
538 | } |
539 | }); | |
540 | ||
541 | // ensure alignment of top item between tree and time graph | |
542 | fTimeGraphViewer.getTimeGraphControl().addControlListener(new ControlAdapter() { | |
543 | @Override | |
544 | public void controlResized(ControlEvent e) { | |
588dff10 | 545 | alignTreeItems(false); |
837a2f8c PT |
546 | } |
547 | }); | |
548 | ||
549 | // ensure synchronization of selected item between tree and time graph | |
550 | fTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() { | |
551 | @Override | |
552 | public void selectionChanged(SelectionChangedEvent event) { | |
553 | if (fInhibitTreeSelection) { | |
554 | return; | |
555 | } | |
556 | if (event.getSelection() instanceof IStructuredSelection) { | |
557 | Object selection = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
558 | if (selection instanceof ITimeGraphEntry) { | |
559 | fTimeGraphViewer.setSelection((ITimeGraphEntry) selection); | |
560 | } | |
588dff10 | 561 | alignTreeItems(false); |
837a2f8c PT |
562 | } |
563 | } | |
564 | }); | |
565 | ||
566 | // ensure synchronization of selected item between tree and time graph | |
567 | fTimeGraphViewer.addSelectionListener(new ITimeGraphSelectionListener() { | |
568 | @Override | |
569 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
570 | ITimeGraphEntry entry = fTimeGraphViewer.getSelection(); | |
571 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
572 | if (entry != null) { | |
573 | StructuredSelection selection = new StructuredSelection(entry); | |
574 | fTreeViewer.setSelection(selection); | |
575 | } else { | |
576 | fTreeViewer.setSelection(new StructuredSelection()); | |
577 | } | |
578 | fInhibitTreeSelection = false; | |
588dff10 | 579 | alignTreeItems(false); |
837a2f8c PT |
580 | } |
581 | }); | |
582 | ||
583 | // ensure alignment of top item between tree and time graph | |
584 | fTimeGraphViewer.getVerticalBar().addSelectionListener(new SelectionAdapter() { | |
585 | @Override | |
586 | public void widgetSelected(SelectionEvent e) { | |
588dff10 | 587 | alignTreeItems(false); |
837a2f8c PT |
588 | } |
589 | }); | |
590 | ||
591 | // ensure alignment of top item between tree and time graph | |
592 | fTimeGraphViewer.getTimeGraphControl().addMouseWheelListener(new MouseWheelListener() { | |
593 | @Override | |
594 | public void mouseScrolled(MouseEvent e) { | |
588dff10 | 595 | alignTreeItems(false); |
837a2f8c PT |
596 | } |
597 | }); | |
598 | ||
599 | // ensure the tree has focus control when mouse is over it if the time graph had control | |
600 | fTreeViewer.getControl().addMouseTrackListener(new MouseTrackAdapter() { | |
601 | @Override | |
602 | public void mouseEnter(MouseEvent e) { | |
603 | if (fTimeGraphViewer.getTimeGraphControl().isFocusControl()) { | |
604 | fTreeViewer.getControl().setFocus(); | |
605 | } | |
606 | } | |
607 | }); | |
608 | ||
609 | // ensure the time graph has focus control when mouse is over it if the tree had control | |
610 | fTimeGraphViewer.getTimeGraphControl().addMouseTrackListener(new MouseTrackAdapter() { | |
611 | @Override | |
612 | public void mouseEnter(MouseEvent e) { | |
613 | if (fTreeViewer.getControl().isFocusControl()) { | |
614 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
615 | } | |
616 | } | |
617 | }); | |
618 | fTimeGraphViewer.getTimeGraphScale().addMouseTrackListener(new MouseTrackAdapter() { | |
619 | @Override | |
620 | public void mouseEnter(MouseEvent e) { | |
621 | if (fTreeViewer.getControl().isFocusControl()) { | |
622 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
623 | } | |
624 | } | |
625 | }); | |
626 | ||
627 | // The filler rows are required to ensure alignment when the tree does not have a | |
628 | // visible horizontal scroll bar. The tree does not allow its top item to be set | |
629 | // to a value that would cause blank space to be drawn at the bottom of the tree. | |
630 | fNumFillerRows = Display.getDefault().getBounds().height / getItemHeight(tree); | |
631 | ||
d2e4afa7 MAL |
632 | fSashForm.setWeights(weights); |
633 | ||
634 | fTimeGraphViewer.getTimeGraphControl().addPaintListener(new PaintListener() { | |
635 | @Override | |
636 | public void paintControl(PaintEvent e) { | |
637 | // Sashes in a SashForm are being created on layout so add the | |
638 | // drag listener here | |
639 | if (fSashDragListener == null) { | |
640 | for (Control control : fSashForm.getChildren()) { | |
641 | if (control instanceof Sash) { | |
642 | fSashDragListener = new Listener() { | |
643 | ||
644 | @Override | |
645 | public void handleEvent(Event event) { | |
646 | sendTimeViewAlignmentChanged(); | |
647 | ||
648 | } | |
649 | }; | |
650 | control.removePaintListener(this); | |
651 | control.addListener(SWT.Selection, fSashDragListener); | |
652 | // There should be only one sash | |
653 | break; | |
654 | } | |
655 | } | |
656 | } | |
657 | } | |
658 | }); | |
659 | } | |
660 | ||
661 | private void sendTimeViewAlignmentChanged() { | |
662 | TmfSignalManager.dispatchSignal(new TmfTimeViewAlignmentSignal(fSashForm, getTimeViewAlignmentInfo())); | |
837a2f8c PT |
663 | } |
664 | ||
665 | // ------------------------------------------------------------------------ | |
666 | // Accessors | |
667 | // ------------------------------------------------------------------------ | |
668 | ||
669 | /** | |
670 | * Returns this time graph combo's tree viewer. | |
671 | * | |
672 | * @return the tree viewer | |
673 | */ | |
674 | public TreeViewer getTreeViewer() { | |
675 | return fTreeViewer; | |
676 | } | |
677 | ||
678 | /** | |
679 | * Returns this time graph combo's time graph viewer. | |
680 | * | |
681 | * @return the time graph viewer | |
682 | */ | |
dfa0ef96 | 683 | public @NonNull TimeGraphViewer getTimeGraphViewer() { |
837a2f8c PT |
684 | return fTimeGraphViewer; |
685 | } | |
686 | ||
6ac5a950 AM |
687 | /** |
688 | * Callback for the show filter action | |
6ac5a950 AM |
689 | */ |
690 | public void showFilterDialog() { | |
4c9c0c87 PT |
691 | ITimeGraphEntry[] topInput = fTimeGraphViewer.getTimeGraphContentProvider().getElements(fTimeGraphViewer.getInput()); |
692 | if (topInput != null) { | |
693 | List<? extends ITimeGraphEntry> allElements = listAllInputs(Arrays.asList(topInput)); | |
694 | fFilterDialog.setInput(fTimeGraphViewer.getInput()); | |
6ac5a950 AM |
695 | fFilterDialog.setTitle(Messages.TmfTimeFilterDialog_WINDOW_TITLE); |
696 | fFilterDialog.setMessage(Messages.TmfTimeFilterDialog_MESSAGE); | |
8f28f9d8 | 697 | fFilterDialog.setExpandedElements(allElements.toArray()); |
f8840316 | 698 | if (fFilter.getFiltered() != null) { |
507b1336 | 699 | ArrayList<? extends ITimeGraphEntry> nonFilteredElements = new ArrayList<>(allElements); |
f8840316 FR |
700 | nonFilteredElements.removeAll(fFilter.getFiltered()); |
701 | fFilterDialog.setInitialElementSelections(nonFilteredElements); | |
8f28f9d8 PT |
702 | } else { |
703 | fFilterDialog.setInitialElementSelections(allElements); | |
704 | } | |
6ac5a950 AM |
705 | fFilterDialog.create(); |
706 | fFilterDialog.open(); | |
707 | // Process selected elements | |
708 | if (fFilterDialog.getResult() != null) { | |
709 | fInhibitTreeSelection = true; | |
8f28f9d8 | 710 | if (fFilterDialog.getResult().length != allElements.size()) { |
f8840316 FR |
711 | ArrayList<Object> filteredElements = new ArrayList<Object>(allElements); |
712 | filteredElements.removeAll(Arrays.asList(fFilterDialog.getResult())); | |
713 | fFilter.setFiltered(filteredElements); | |
8f28f9d8 | 714 | } else { |
f8840316 | 715 | fFilter.setFiltered(null); |
8f28f9d8 | 716 | } |
6ac5a950 AM |
717 | fTreeViewer.refresh(); |
718 | fTreeViewer.expandAll(); | |
719 | fTimeGraphViewer.refresh(); | |
ece2fc5f | 720 | fTimeGraphViewer.expandAll(); |
6ac5a950 | 721 | fInhibitTreeSelection = false; |
588dff10 | 722 | alignTreeItems(true); |
40b7b614 | 723 | // Reset selection |
6ac5a950 | 724 | if (fFilterDialog.getResult().length > 0) { |
40b7b614 | 725 | setSelection(null); |
6ac5a950 AM |
726 | } |
727 | } | |
728 | } | |
729 | } | |
730 | ||
731 | /** | |
732 | * Get the show filter action. | |
733 | * | |
734 | * @return The Action object | |
6ac5a950 AM |
735 | */ |
736 | public Action getShowFilterAction() { | |
737 | if (showFilterAction == null) { | |
738 | // showFilter | |
739 | showFilterAction = new Action() { | |
740 | @Override | |
741 | public void run() { | |
742 | showFilterDialog(); | |
743 | } | |
744 | }; | |
745 | showFilterAction.setText(Messages.TmfTimeGraphCombo_FilterActionNameText); | |
746 | showFilterAction.setToolTipText(Messages.TmfTimeGraphCombo_FilterActionToolTipText); | |
747 | // TODO find a nice, distinctive icon | |
748 | showFilterAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_FILTERS)); | |
749 | } | |
750 | ||
751 | return showFilterAction; | |
752 | } | |
753 | ||
837a2f8c PT |
754 | // ------------------------------------------------------------------------ |
755 | // Control | |
756 | // ------------------------------------------------------------------------ | |
757 | ||
837a2f8c PT |
758 | @Override |
759 | public void redraw() { | |
760 | fTimeGraphViewer.getControl().redraw(); | |
761 | super.redraw(); | |
762 | } | |
763 | ||
764 | // ------------------------------------------------------------------------ | |
765 | // Operations | |
766 | // ------------------------------------------------------------------------ | |
767 | ||
768 | /** | |
769 | * Sets the tree content provider used by this time graph combo. | |
770 | * | |
771 | * @param contentProvider the tree content provider | |
772 | */ | |
773 | public void setTreeContentProvider(ITreeContentProvider contentProvider) { | |
774 | fTreeViewer.setContentProvider(new TreeContentProviderWrapper(contentProvider)); | |
775 | } | |
776 | ||
777 | /** | |
778 | * Sets the tree label provider used by this time graph combo. | |
779 | * | |
780 | * @param labelProvider the tree label provider | |
781 | */ | |
782 | public void setTreeLabelProvider(ITableLabelProvider labelProvider) { | |
783 | fTreeViewer.setLabelProvider(new TreeLabelProviderWrapper(labelProvider)); | |
784 | } | |
785 | ||
6ac5a950 AM |
786 | /** |
787 | * Sets the tree content provider used by the filter dialog | |
788 | * | |
789 | * @param contentProvider the tree content provider | |
6ac5a950 AM |
790 | */ |
791 | public void setFilterContentProvider(ITreeContentProvider contentProvider) { | |
792 | fFilterDialog.setContentProvider(contentProvider); | |
793 | } | |
794 | ||
795 | /** | |
796 | * Sets the tree label provider used by the filter dialog | |
797 | * | |
798 | * @param labelProvider the tree label provider | |
6ac5a950 AM |
799 | */ |
800 | public void setFilterLabelProvider(ITableLabelProvider labelProvider) { | |
801 | fFilterDialog.setLabelProvider(labelProvider); | |
802 | } | |
803 | ||
b97d61f0 CM |
804 | /** |
805 | * Adds a "check active" button used by the filter dialog | |
806 | * | |
807 | * @param activeProvider | |
808 | * Additional button info specific to a certain view. | |
809 | * @since 1.0 | |
810 | */ | |
811 | public void addTimeGraphFilterCheckActiveButton(ITimeGraphEntryActiveProvider activeProvider) { | |
812 | fFilterDialog.addTimeGraphFilterCheckActiveButton(activeProvider); | |
813 | } | |
814 | ||
815 | /** | |
816 | * Adds an "uncheck inactive" button used by the filter dialog | |
817 | * | |
818 | * @param inactiveProvider | |
819 | * Additional button info specific to a certain view. | |
820 | * @since 1.0 | |
821 | */ | |
822 | public void addTimeGraphFilterUncheckInactiveButton(ITimeGraphEntryActiveProvider inactiveProvider) { | |
823 | fFilterDialog.addTimeGraphFilterUncheckInactiveButton(inactiveProvider); | |
824 | } | |
825 | ||
837a2f8c PT |
826 | /** |
827 | * Sets the tree columns for this time graph combo. | |
828 | * | |
829 | * @param columnNames the tree column names | |
830 | */ | |
831 | public void setTreeColumns(String[] columnNames) { | |
832 | final Tree tree = fTreeViewer.getTree(); | |
833 | for (String columnName : columnNames) { | |
834 | TreeColumn column = new TreeColumn(tree, SWT.LEFT); | |
835 | column.setText(columnName); | |
836 | column.pack(); | |
837 | } | |
838 | } | |
839 | ||
6ac5a950 AM |
840 | /** |
841 | * Sets the tree columns for this time graph combo's filter dialog. | |
842 | * | |
843 | * @param columnNames the tree column names | |
6ac5a950 AM |
844 | */ |
845 | public void setFilterColumns(String[] columnNames) { | |
846 | fFilterDialog.setColumnNames(columnNames); | |
847 | } | |
848 | ||
837a2f8c | 849 | /** |
4c9c0c87 PT |
850 | * Sets the time graph content provider used by this time graph combo. |
851 | * | |
852 | * @param timeGraphContentProvider | |
853 | * the time graph content provider | |
4c9c0c87 PT |
854 | */ |
855 | public void setTimeGraphContentProvider(ITimeGraphContentProvider timeGraphContentProvider) { | |
856 | fTimeGraphViewer.setTimeGraphContentProvider(timeGraphContentProvider); | |
857 | } | |
858 | ||
859 | /** | |
860 | * Sets the time graph presentation provider used by this time graph combo. | |
837a2f8c PT |
861 | * |
862 | * @param timeGraphProvider the time graph provider | |
863 | */ | |
864 | public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider) { | |
865 | fTimeGraphViewer.setTimeGraphProvider(timeGraphProvider); | |
866 | } | |
867 | ||
868 | /** | |
869 | * Sets or clears the input for this time graph combo. | |
837a2f8c PT |
870 | * |
871 | * @param input the input of this time graph combo, or <code>null</code> if none | |
872 | */ | |
4c9c0c87 | 873 | public void setInput(Object input) { |
f8840316 | 874 | fFilter.setFiltered(null); |
837a2f8c PT |
875 | fInhibitTreeSelection = true; |
876 | fTreeViewer.setInput(input); | |
877 | for (SelectionListenerWrapper listenerWrapper : fSelectionListenerMap.values()) { | |
878 | listenerWrapper.selection = null; | |
879 | } | |
880 | fInhibitTreeSelection = false; | |
837a2f8c PT |
881 | fTreeViewer.getTree().getVerticalBar().setEnabled(false); |
882 | fTreeViewer.getTree().getVerticalBar().setVisible(false); | |
883 | fTimeGraphViewer.setItemHeight(getItemHeight(fTreeViewer.getTree())); | |
884 | fTimeGraphViewer.setInput(input); | |
588dff10 PT |
885 | // queue the alignment update because in Linux the item bounds are not |
886 | // set properly until the tree has been painted at least once | |
887 | fVisibleExpandedItems = null; // invalidate the cache | |
888 | getDisplay().asyncExec(new Runnable() { | |
889 | @Override | |
890 | public void run() { | |
891 | alignTreeItems(true); | |
892 | }}); | |
837a2f8c PT |
893 | } |
894 | ||
4c9c0c87 PT |
895 | /** |
896 | * Gets the input for this time graph combo. | |
897 | * | |
898 | * @return The input of this time graph combo, or <code>null</code> if none | |
4c9c0c87 PT |
899 | */ |
900 | public Object getInput() { | |
901 | return fTreeViewer.getInput(); | |
902 | } | |
903 | ||
bec1f1ac GB |
904 | /** |
905 | * Sets or clears the list of links to display on this combo | |
906 | * | |
907 | * @param links the links to display in this time graph combo | |
bec1f1ac GB |
908 | */ |
909 | public void setLinks(List<ILinkEvent> links) { | |
910 | fTimeGraphViewer.setLinks(links); | |
911 | } | |
912 | ||
6ac5a950 AM |
913 | /** |
914 | * @param filter The filter object to be attached to the view | |
6ac5a950 AM |
915 | */ |
916 | public void addFilter(ViewerFilter filter) { | |
917 | ViewerFilter wrapper = new ViewerFilterWrapper(filter); | |
918 | fTreeViewer.addFilter(wrapper); | |
919 | fTimeGraphViewer.addFilter(wrapper); | |
920 | fViewerFilterMap.put(filter, wrapper); | |
588dff10 | 921 | alignTreeItems(true); |
6ac5a950 AM |
922 | } |
923 | ||
924 | /** | |
925 | * @param filter The filter object to be removed from the view | |
6ac5a950 AM |
926 | */ |
927 | public void removeFilter(ViewerFilter filter) { | |
928 | ViewerFilter wrapper = fViewerFilterMap.get(filter); | |
929 | fTreeViewer.removeFilter(wrapper); | |
930 | fTimeGraphViewer.removeFilter(wrapper); | |
931 | fViewerFilterMap.remove(filter); | |
588dff10 | 932 | alignTreeItems(true); |
6ac5a950 AM |
933 | } |
934 | ||
837a2f8c PT |
935 | /** |
936 | * Refreshes this time graph completely with information freshly obtained from its model. | |
937 | */ | |
938 | public void refresh() { | |
939 | fInhibitTreeSelection = true; | |
4c9c0c87 | 940 | Tree tree = fTreeViewer.getTree(); |
ece2fc5f PT |
941 | try { |
942 | tree.setRedraw(false); | |
943 | fTreeViewer.refresh(); | |
944 | fTreeViewer.expandToLevel(fTreeViewer.getAutoExpandLevel()); | |
945 | } finally { | |
946 | tree.setRedraw(true); | |
947 | } | |
837a2f8c | 948 | fTimeGraphViewer.refresh(); |
588dff10 | 949 | alignTreeItems(true); |
837a2f8c PT |
950 | fInhibitTreeSelection = false; |
951 | } | |
952 | ||
953 | /** | |
954 | * Adds a listener for selection changes in this time graph combo. | |
955 | * | |
956 | * @param listener a selection listener | |
957 | */ | |
958 | public void addSelectionListener(ITimeGraphSelectionListener listener) { | |
959 | SelectionListenerWrapper listenerWrapper = new SelectionListenerWrapper(listener); | |
960 | fTreeViewer.addSelectionChangedListener(listenerWrapper); | |
961 | fSelectionListenerMap.put(listener, listenerWrapper); | |
962 | fTimeGraphViewer.addSelectionListener(listenerWrapper); | |
963 | } | |
964 | ||
965 | /** | |
966 | * Removes the given selection listener from this time graph combo. | |
967 | * | |
968 | * @param listener a selection changed listener | |
969 | */ | |
970 | public void removeSelectionListener(ITimeGraphSelectionListener listener) { | |
971 | SelectionListenerWrapper listenerWrapper = fSelectionListenerMap.remove(listener); | |
972 | fTreeViewer.removeSelectionChangedListener(listenerWrapper); | |
973 | fTimeGraphViewer.removeSelectionListener(listenerWrapper); | |
974 | } | |
975 | ||
976 | /** | |
977 | * Sets the current selection for this time graph combo. | |
978 | * | |
979 | * @param selection the new selection | |
980 | */ | |
981 | public void setSelection(ITimeGraphEntry selection) { | |
982 | fTimeGraphViewer.setSelection(selection); | |
983 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
984 | if (selection != null) { | |
985 | StructuredSelection structuredSelection = new StructuredSelection(selection); | |
986 | fTreeViewer.setSelection(structuredSelection); | |
987 | } else { | |
988 | fTreeViewer.setSelection(new StructuredSelection()); | |
989 | } | |
990 | fInhibitTreeSelection = false; | |
588dff10 | 991 | alignTreeItems(false); |
837a2f8c PT |
992 | } |
993 | ||
f4617471 PT |
994 | /** |
995 | * Sets the auto-expand level to be used when the input of the viewer is set | |
996 | * using {@link #setInput(Object)}. The value 0 means that there is no | |
997 | * auto-expand; 1 means that top-level elements are expanded, but not their | |
998 | * children; 2 means that top-level elements are expanded, and their | |
999 | * children, but not grand-children; and so on. | |
1000 | * <p> | |
1001 | * The value {@link #ALL_LEVELS} means that all subtrees should be expanded. | |
1002 | * </p> | |
1003 | * @param level | |
1004 | * non-negative level, or <code>ALL_LEVELS</code> to expand all | |
1005 | * levels of the tree | |
f4617471 PT |
1006 | */ |
1007 | public void setAutoExpandLevel(int level) { | |
1008 | fTimeGraphViewer.setAutoExpandLevel(level); | |
1009 | if (level <= 0) { | |
1010 | fTreeViewer.setAutoExpandLevel(level); | |
1011 | } else { | |
1012 | fTreeViewer.setAutoExpandLevel(level + 1); | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | /** | |
1017 | * Returns the auto-expand level. | |
1018 | * | |
1019 | * @return non-negative level, or <code>ALL_LEVELS</code> if all levels of | |
1020 | * the tree are expanded automatically | |
1021 | * @see #setAutoExpandLevel | |
f4617471 PT |
1022 | */ |
1023 | public int getAutoExpandLevel() { | |
1024 | return fTimeGraphViewer.getAutoExpandLevel(); | |
1025 | } | |
1026 | ||
837a2f8c PT |
1027 | /** |
1028 | * Set the expanded state of an entry | |
1029 | * | |
1030 | * @param entry | |
1031 | * The entry to expand/collapse | |
1032 | * @param expanded | |
1033 | * True for expanded, false for collapsed | |
837a2f8c PT |
1034 | */ |
1035 | public void setExpandedState(ITimeGraphEntry entry, boolean expanded) { | |
1036 | fTimeGraphViewer.setExpandedState(entry, expanded); | |
1037 | fTreeViewer.setExpandedState(entry, expanded); | |
588dff10 | 1038 | alignTreeItems(true); |
837a2f8c PT |
1039 | } |
1040 | ||
1041 | /** | |
1042 | * Collapses all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1043 | */ |
1044 | public void collapseAll() { | |
1045 | fTimeGraphViewer.collapseAll(); | |
1046 | fTreeViewer.collapseAll(); | |
588dff10 | 1047 | alignTreeItems(true); |
837a2f8c PT |
1048 | } |
1049 | ||
1050 | /** | |
1051 | * Expands all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1052 | */ |
1053 | public void expandAll() { | |
1054 | fTimeGraphViewer.expandAll(); | |
1055 | fTreeViewer.expandAll(); | |
588dff10 | 1056 | alignTreeItems(true); |
837a2f8c PT |
1057 | } |
1058 | ||
1059 | // ------------------------------------------------------------------------ | |
1060 | // Internal | |
1061 | // ------------------------------------------------------------------------ | |
1062 | ||
588dff10 PT |
1063 | private List<TreeItem> getVisibleExpandedItems(Tree tree, boolean refresh) { |
1064 | if (fVisibleExpandedItems == null || refresh) { | |
1065 | ArrayList<TreeItem> items = new ArrayList<>(); | |
1066 | for (TreeItem item : tree.getItems()) { | |
1067 | if (item.getData() == FILLER) { | |
1068 | break; | |
1069 | } | |
1070 | items.add(item); | |
1071 | if (item.getExpanded()) { | |
1072 | addVisibleExpandedItems(items, item); | |
1073 | } | |
837a2f8c | 1074 | } |
588dff10 | 1075 | fVisibleExpandedItems = items; |
837a2f8c | 1076 | } |
588dff10 | 1077 | return fVisibleExpandedItems; |
837a2f8c PT |
1078 | } |
1079 | ||
588dff10 | 1080 | private void addVisibleExpandedItems(List<TreeItem> items, TreeItem treeItem) { |
837a2f8c PT |
1081 | for (TreeItem item : treeItem.getItems()) { |
1082 | items.add(item); | |
1083 | if (item.getExpanded()) { | |
588dff10 | 1084 | addVisibleExpandedItems(items, item); |
837a2f8c PT |
1085 | } |
1086 | } | |
837a2f8c PT |
1087 | } |
1088 | ||
6ac5a950 AM |
1089 | /** |
1090 | * Explores the list of top-level inputs and returns all the inputs | |
1091 | * | |
1092 | * @param inputs The top-level inputs | |
1093 | * @return All the inputs | |
1094 | */ | |
1095 | private List<? extends ITimeGraphEntry> listAllInputs(List<? extends ITimeGraphEntry> inputs) { | |
507b1336 | 1096 | ArrayList<ITimeGraphEntry> items = new ArrayList<>(); |
6ac5a950 AM |
1097 | for (ITimeGraphEntry entry : inputs) { |
1098 | items.add(entry); | |
1099 | if (entry.hasChildren()) { | |
1100 | items.addAll(listAllInputs(entry.getChildren())); | |
1101 | } | |
1102 | } | |
1103 | return items; | |
1104 | } | |
1105 | ||
837a2f8c PT |
1106 | private int getItemHeight(final Tree tree) { |
1107 | /* | |
1108 | * Bug in Linux. The method getItemHeight doesn't always return the correct value. | |
1109 | */ | |
1110 | if (fLinuxItemHeight >= 0 && System.getProperty("os.name").contains("Linux")) { //$NON-NLS-1$ //$NON-NLS-2$ | |
1111 | if (fLinuxItemHeight != 0) { | |
1112 | return fLinuxItemHeight; | |
1113 | } | |
588dff10 | 1114 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, true); |
837a2f8c PT |
1115 | if (treeItems.size() > 1) { |
1116 | final TreeItem treeItem0 = treeItems.get(0); | |
1117 | final TreeItem treeItem1 = treeItems.get(1); | |
1118 | PaintListener paintListener = new PaintListener() { | |
1119 | @Override | |
1120 | public void paintControl(PaintEvent e) { | |
1121 | tree.removePaintListener(this); | |
1122 | int y0 = treeItem0.getBounds().y; | |
1123 | int y1 = treeItem1.getBounds().y; | |
1124 | int itemHeight = y1 - y0; | |
1125 | if (itemHeight > 0) { | |
1126 | fLinuxItemHeight = itemHeight; | |
1127 | fTimeGraphViewer.setItemHeight(itemHeight); | |
1128 | } | |
1129 | } | |
1130 | }; | |
1131 | tree.addPaintListener(paintListener); | |
1132 | } | |
1133 | } else { | |
1134 | fLinuxItemHeight = -1; // Not Linux, don't perform os.name check anymore | |
1135 | } | |
1136 | return tree.getItemHeight(); | |
1137 | } | |
1138 | ||
588dff10 PT |
1139 | private void alignTreeItems(boolean refreshExpandedItems) { |
1140 | // align the tree top item with the time graph top item | |
1141 | Tree tree = fTreeViewer.getTree(); | |
1142 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, refreshExpandedItems); | |
1143 | int topIndex = fTimeGraphViewer.getTopIndex(); | |
1144 | if (topIndex >= treeItems.size()) { | |
1145 | return; | |
1146 | } | |
1147 | TreeItem item = treeItems.get(topIndex); | |
1148 | tree.setTopItem(item); | |
1149 | ||
1150 | // ensure the time graph item heights are equal to the tree item heights | |
1151 | int treeHeight = fTreeViewer.getTree().getBounds().height; | |
1152 | int index = topIndex; | |
1153 | Rectangle bounds = item.getBounds(); | |
1154 | while (index < treeItems.size() - 1) { | |
1155 | if (bounds.y > treeHeight) { | |
1156 | break; | |
1157 | } | |
1158 | /* | |
1159 | * Bug in Linux. The method getBounds doesn't always return the correct height. | |
1160 | * Use the difference of y position between items to calculate the height. | |
1161 | */ | |
1162 | TreeItem nextItem = treeItems.get(index + 1); | |
1163 | Rectangle nextBounds = nextItem.getBounds(); | |
1164 | Integer itemHeight = nextBounds.y - bounds.y; | |
1165 | if (itemHeight > 0 && !itemHeight.equals(item.getData(ITEM_HEIGHT))) { | |
1166 | ITimeGraphEntry entry = (ITimeGraphEntry) item.getData(); | |
1167 | if (fTimeGraphViewer.getTimeGraphControl().setItemHeight(entry, itemHeight)) { | |
1168 | item.setData(ITEM_HEIGHT, itemHeight); | |
1169 | } | |
1170 | } | |
1171 | index++; | |
1172 | item = nextItem; | |
1173 | bounds = nextBounds; | |
1174 | } | |
1175 | } | |
1176 | ||
d2e4afa7 MAL |
1177 | /** |
1178 | * Return the time alignment information | |
1179 | * | |
1180 | * @return the time alignment information | |
1181 | * | |
1182 | * @see ITmfTimeAligned | |
1183 | * | |
1184 | * @since 1.0 | |
1185 | */ | |
1186 | public TmfTimeViewAlignmentInfo getTimeViewAlignmentInfo() { | |
1187 | int[] weights = fSashForm.getWeights(); | |
1188 | int leftWidth = (int) (((float) weights[0] / (weights[0] + weights[1])) * fSashForm.getBounds().width) + fSashForm.getSashWidth(); | |
1189 | Point location = fSashForm.toDisplay(0, 0); | |
1190 | return new TmfTimeViewAlignmentInfo(fSashForm.getShell(), location, leftWidth); | |
1191 | } | |
1192 | ||
1193 | /** | |
1194 | * Return the available width for the time-axis. | |
1195 | * | |
1196 | * @see ITmfTimeAligned | |
1197 | * | |
1198 | * @param requestedOffset | |
1199 | * the requested offset | |
1200 | * @return the available width for the time-axis | |
1201 | * | |
1202 | * @since 1.0 | |
1203 | */ | |
1204 | public int getAvailableWidth(int requestedOffset) { | |
1205 | int totalWidth = fSashForm.getBounds().width; | |
1206 | int timeWidth = totalWidth - requestedOffset; | |
1207 | return timeWidth; | |
1208 | } | |
1209 | ||
1210 | /** | |
1211 | * Perform the alignment operation. | |
1212 | * | |
1213 | * @param offset | |
1214 | * the alignment offset | |
1215 | * @param width | |
1216 | * the alignment width | |
1217 | * | |
1218 | * @see ITmfTimeAligned | |
1219 | * | |
1220 | * @since 1.0 | |
1221 | */ | |
1222 | public void performAlign(int offset, int width) { | |
1223 | int total = fSashForm.getBounds().width; | |
1224 | int timeAxisOffset = Math.min(offset, total); | |
1225 | int sash1Width = (int) (timeAxisOffset / (float) total * 1000); | |
1226 | int sash2Width = (int) ((total - timeAxisOffset) / (float) total * 1000); | |
1227 | fSashForm.setWeights(new int[] { sash1Width, sash2Width }); | |
1228 | fSashForm.layout(); | |
1229 | ||
1230 | Composite composite = fTimeGraphViewer.getTimeAlignedComposite(); | |
1231 | GridLayout layout = (GridLayout) composite.getLayout(); | |
1232 | int timeBasedControlsWidth = composite.getSize().x; | |
1233 | int marginSize = timeBasedControlsWidth - width; | |
1234 | layout.marginRight = Math.max(0, marginSize); | |
1235 | composite.layout(); | |
1236 | } | |
837a2f8c | 1237 | } |