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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 | ||
96 | // ------------------------------------------------------------------------ | |
97 | // Fields | |
98 | // ------------------------------------------------------------------------ | |
99 | ||
4999a196 | 100 | /** The tree viewer */ |
837a2f8c PT |
101 | private TreeViewer fTreeViewer; |
102 | ||
4999a196 | 103 | /** The time viewer */ |
dfa0ef96 | 104 | private @NonNull TimeGraphViewer fTimeGraphViewer; |
837a2f8c | 105 | |
4999a196 | 106 | /** The selection listener map */ |
507b1336 | 107 | private final Map<ITimeGraphSelectionListener, SelectionListenerWrapper> fSelectionListenerMap = new HashMap<>(); |
837a2f8c | 108 | |
4999a196 | 109 | /** The map of viewer filters */ |
507b1336 | 110 | private final Map<ViewerFilter, ViewerFilter> fViewerFilterMap = new HashMap<>(); |
6ac5a950 | 111 | |
4999a196 GB |
112 | /** |
113 | * Flag to block the tree selection changed listener when triggered by the | |
114 | * time graph combo | |
115 | */ | |
837a2f8c PT |
116 | private boolean fInhibitTreeSelection = false; |
117 | ||
4999a196 | 118 | /** Number of filler rows used by the tree content provider */ |
837a2f8c PT |
119 | private int fNumFillerRows; |
120 | ||
4999a196 | 121 | /** Calculated item height for Linux workaround */ |
837a2f8c PT |
122 | private int fLinuxItemHeight = 0; |
123 | ||
4999a196 | 124 | /** The button that opens the filter dialog */ |
6ac5a950 AM |
125 | private Action showFilterAction; |
126 | ||
4999a196 | 127 | /** The filter dialog */ |
6ac5a950 AM |
128 | private TimeGraphFilterDialog fFilterDialog; |
129 | ||
4999a196 | 130 | /** The filter generated from the filter dialog */ |
6ac5a950 AM |
131 | private RawViewerFilter fFilter; |
132 | ||
4999a196 GB |
133 | /** Default weight of each part of the sash */ |
134 | private static final int[] DEFAULT_WEIGHTS = { 1, 1 }; | |
135 | ||
588dff10 PT |
136 | /** List of all expanded items whose parents are also expanded */ |
137 | private List<TreeItem> fVisibleExpandedItems = null; | |
138 | ||
d2e4afa7 MAL |
139 | private Listener fSashDragListener; |
140 | private SashForm fSashForm; | |
141 | ||
837a2f8c PT |
142 | // ------------------------------------------------------------------------ |
143 | // Classes | |
144 | // ------------------------------------------------------------------------ | |
145 | ||
146 | /** | |
147 | * The TreeContentProviderWrapper is used to insert filler items after | |
148 | * the elements of the tree's real content provider. | |
149 | */ | |
150 | private class TreeContentProviderWrapper implements ITreeContentProvider { | |
151 | private final ITreeContentProvider contentProvider; | |
152 | ||
153 | public TreeContentProviderWrapper(ITreeContentProvider contentProvider) { | |
154 | this.contentProvider = contentProvider; | |
155 | } | |
156 | ||
157 | @Override | |
158 | public void dispose() { | |
159 | contentProvider.dispose(); | |
160 | } | |
161 | ||
162 | @Override | |
163 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
164 | contentProvider.inputChanged(viewer, oldInput, newInput); | |
165 | } | |
166 | ||
167 | @Override | |
168 | public Object[] getElements(Object inputElement) { | |
169 | Object[] elements = contentProvider.getElements(inputElement); | |
170 | // add filler elements to ensure alignment with time analysis viewer | |
f1fae91f | 171 | Object[] oElements = Arrays.copyOf(elements, elements.length + fNumFillerRows, Object[].class); |
837a2f8c PT |
172 | for (int i = 0; i < fNumFillerRows; i++) { |
173 | oElements[elements.length + i] = FILLER; | |
174 | } | |
175 | return oElements; | |
176 | } | |
177 | ||
178 | @Override | |
179 | public Object[] getChildren(Object parentElement) { | |
180 | if (parentElement instanceof ITimeGraphEntry) { | |
181 | return contentProvider.getChildren(parentElement); | |
182 | } | |
183 | return new Object[0]; | |
184 | } | |
185 | ||
186 | @Override | |
187 | public Object getParent(Object element) { | |
188 | if (element instanceof ITimeGraphEntry) { | |
189 | return contentProvider.getParent(element); | |
190 | } | |
191 | return null; | |
192 | } | |
193 | ||
194 | @Override | |
195 | public boolean hasChildren(Object element) { | |
196 | if (element instanceof ITimeGraphEntry) { | |
197 | return contentProvider.hasChildren(element); | |
198 | } | |
199 | return false; | |
200 | } | |
201 | } | |
202 | ||
203 | /** | |
204 | * The TreeLabelProviderWrapper is used to intercept the filler items | |
205 | * from the calls to the tree's real label provider. | |
206 | */ | |
207 | private class TreeLabelProviderWrapper implements ITableLabelProvider { | |
208 | private final ITableLabelProvider labelProvider; | |
209 | ||
210 | public TreeLabelProviderWrapper(ITableLabelProvider labelProvider) { | |
211 | this.labelProvider = labelProvider; | |
212 | } | |
213 | ||
214 | @Override | |
215 | public void addListener(ILabelProviderListener listener) { | |
216 | labelProvider.addListener(listener); | |
217 | } | |
218 | ||
219 | @Override | |
220 | public void dispose() { | |
221 | labelProvider.dispose(); | |
222 | } | |
223 | ||
224 | @Override | |
225 | public boolean isLabelProperty(Object element, String property) { | |
226 | if (element instanceof ITimeGraphEntry) { | |
227 | return labelProvider.isLabelProperty(element, property); | |
228 | } | |
229 | return false; | |
230 | } | |
231 | ||
232 | @Override | |
233 | public void removeListener(ILabelProviderListener listener) { | |
234 | labelProvider.removeListener(listener); | |
235 | } | |
236 | ||
237 | @Override | |
238 | public Image getColumnImage(Object element, int columnIndex) { | |
239 | if (element instanceof ITimeGraphEntry) { | |
240 | return labelProvider.getColumnImage(element, columnIndex); | |
241 | } | |
242 | return null; | |
243 | } | |
244 | ||
245 | @Override | |
246 | public String getColumnText(Object element, int columnIndex) { | |
247 | if (element instanceof ITimeGraphEntry) { | |
248 | return labelProvider.getColumnText(element, columnIndex); | |
249 | } | |
250 | return null; | |
251 | } | |
252 | ||
253 | } | |
254 | ||
255 | /** | |
256 | * The SelectionListenerWrapper is used to intercept the filler items from | |
257 | * the time graph combo's real selection listener, and to prevent double | |
258 | * notifications from being sent when selection changes in both tree and | |
259 | * time graph at the same time. | |
260 | */ | |
261 | private class SelectionListenerWrapper implements ISelectionChangedListener, ITimeGraphSelectionListener { | |
262 | private final ITimeGraphSelectionListener listener; | |
263 | private ITimeGraphEntry selection = null; | |
264 | ||
265 | public SelectionListenerWrapper(ITimeGraphSelectionListener listener) { | |
266 | this.listener = listener; | |
267 | } | |
268 | ||
269 | @Override | |
270 | public void selectionChanged(SelectionChangedEvent event) { | |
271 | if (fInhibitTreeSelection) { | |
272 | return; | |
273 | } | |
274 | Object element = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
275 | if (element instanceof ITimeGraphEntry) { | |
276 | ITimeGraphEntry entry = (ITimeGraphEntry) element; | |
277 | if (entry != selection) { | |
278 | selection = entry; | |
279 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
280 | } | |
281 | } | |
282 | } | |
283 | ||
284 | @Override | |
285 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
286 | ITimeGraphEntry entry = event.getSelection(); | |
287 | if (entry != selection) { | |
288 | selection = entry; | |
289 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
290 | } | |
291 | } | |
292 | } | |
293 | ||
6ac5a950 AM |
294 | /** |
295 | * The ViewerFilterWrapper is used to intercept the filler items from | |
296 | * the time graph combo's real ViewerFilters. These filler items should | |
297 | * always be visible. | |
298 | */ | |
299 | private class ViewerFilterWrapper extends ViewerFilter { | |
300 | ||
f1fae91f | 301 | private ViewerFilter fWrappedFilter; |
6ac5a950 AM |
302 | |
303 | ViewerFilterWrapper(ViewerFilter filter) { | |
304 | super(); | |
305 | this.fWrappedFilter = filter; | |
306 | } | |
307 | ||
308 | @Override | |
309 | public boolean select(Viewer viewer, Object parentElement, Object element) { | |
310 | if (element instanceof ITimeGraphEntry) { | |
311 | return fWrappedFilter.select(viewer, parentElement, element); | |
312 | } | |
313 | return true; | |
314 | } | |
315 | ||
316 | } | |
317 | ||
318 | /** | |
f8840316 FR |
319 | * This filter simply keeps a list of elements that should be filtered out. |
320 | * All the other elements will be shown. | |
8f28f9d8 | 321 | * By default and when the list is set to null, all elements are shown. |
6ac5a950 AM |
322 | */ |
323 | private class RawViewerFilter extends ViewerFilter { | |
324 | ||
f8840316 | 325 | private List<Object> fFiltered = null; |
6ac5a950 | 326 | |
f8840316 FR |
327 | public void setFiltered(List<Object> objects) { |
328 | fFiltered = objects; | |
6ac5a950 AM |
329 | } |
330 | ||
f8840316 FR |
331 | public List<Object> getFiltered() { |
332 | return fFiltered; | |
6ac5a950 AM |
333 | } |
334 | ||
335 | @Override | |
336 | public boolean select(Viewer viewer, Object parentElement, Object element) { | |
f8840316 | 337 | if (fFiltered == null) { |
8f28f9d8 PT |
338 | return true; |
339 | } | |
f8840316 | 340 | return !fFiltered.contains(element); |
6ac5a950 AM |
341 | } |
342 | } | |
343 | ||
837a2f8c PT |
344 | // ------------------------------------------------------------------------ |
345 | // Constructors | |
346 | // ------------------------------------------------------------------------ | |
347 | ||
348 | /** | |
349 | * Constructs a new instance of this class given its parent | |
350 | * and a style value describing its behavior and appearance. | |
351 | * | |
352 | * @param parent a widget which will be the parent of the new instance (cannot be null) | |
353 | * @param style the style of widget to construct | |
354 | */ | |
355 | public TimeGraphCombo(Composite parent, int style) { | |
4999a196 GB |
356 | this(parent, style, DEFAULT_WEIGHTS); |
357 | } | |
358 | ||
359 | /** | |
360 | * Constructs a new instance of this class given its parent and a style | |
361 | * value describing its behavior and appearance. | |
362 | * | |
363 | * @param parent | |
364 | * a widget which will be the parent of the new instance (cannot | |
365 | * be null) | |
366 | * @param style | |
367 | * the style of widget to construct | |
368 | * @param weights | |
d2e4afa7 | 369 | * The array (length 2) of relative weights of each side of the sash form |
4999a196 GB |
370 | */ |
371 | public TimeGraphCombo(Composite parent, int style, int[] weights) { | |
837a2f8c PT |
372 | super(parent, style); |
373 | setLayout(new FillLayout()); | |
374 | ||
d2e4afa7 | 375 | fSashForm = new SashForm(this, SWT.NONE); |
837a2f8c | 376 | |
d2e4afa7 | 377 | fTreeViewer = new TreeViewer(fSashForm, SWT.FULL_SELECTION | SWT.H_SCROLL); |
4c9c0c87 | 378 | fTreeViewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS); |
837a2f8c PT |
379 | final Tree tree = fTreeViewer.getTree(); |
380 | tree.setHeaderVisible(true); | |
381 | tree.setLinesVisible(true); | |
382 | ||
d2e4afa7 | 383 | fTimeGraphViewer = new TimeGraphViewer(fSashForm, SWT.NONE); |
837a2f8c PT |
384 | fTimeGraphViewer.setItemHeight(getItemHeight(tree)); |
385 | fTimeGraphViewer.setHeaderHeight(tree.getHeaderHeight()); | |
386 | fTimeGraphViewer.setBorderWidth(tree.getBorderWidth()); | |
387 | fTimeGraphViewer.setNameWidthPref(0); | |
388 | ||
6ac5a950 AM |
389 | fFilter = new RawViewerFilter(); |
390 | addFilter(fFilter); | |
391 | ||
392 | fFilterDialog = new TimeGraphFilterDialog(getShell()); | |
393 | ||
837a2f8c PT |
394 | // Feature in Windows. The tree vertical bar reappears when |
395 | // the control is resized so we need to hide it again. | |
837a2f8c | 396 | tree.addControlListener(new ControlAdapter() { |
f1fae91f | 397 | private int depth = 0; |
837a2f8c PT |
398 | @Override |
399 | public void controlResized(ControlEvent e) { | |
400 | if (depth == 0) { | |
401 | depth++; | |
402 | tree.getVerticalBar().setEnabled(false); | |
403 | // this can trigger controlResized recursively | |
404 | tree.getVerticalBar().setVisible(false); | |
405 | depth--; | |
406 | } | |
3573a01c MAL |
407 | } |
408 | }); | |
409 | // Bug in Linux. The tree header height is 0 in constructor, | |
410 | // so we need to reset it later when the control is painted. | |
411 | // This work around used to be done on control resized but the header | |
412 | // height was not initialized on the initial resize on GTK3. | |
413 | tree.addPaintListener(new PaintListener() { | |
414 | @Override | |
415 | public void paintControl(PaintEvent e) { | |
416 | int headerHeight = tree.getHeaderHeight(); | |
417 | if (headerHeight > 0) { | |
418 | fTimeGraphViewer.setHeaderHeight(headerHeight); | |
419 | tree.removePaintListener(this); | |
420 | } | |
837a2f8c PT |
421 | } |
422 | }); | |
423 | ||
424 | // ensure synchronization of expanded items between tree and time graph | |
425 | fTreeViewer.addTreeListener(new ITreeViewerListener() { | |
426 | @Override | |
427 | public void treeCollapsed(TreeExpansionEvent event) { | |
428 | fTimeGraphViewer.setExpandedState((ITimeGraphEntry) event.getElement(), false); | |
588dff10 PT |
429 | // queue the alignment update because the tree items may only be |
430 | // actually collapsed after the listeners have been notified | |
431 | fVisibleExpandedItems = null; // invalidate the cache | |
432 | getDisplay().asyncExec(new Runnable() { | |
433 | @Override | |
434 | public void run() { | |
435 | alignTreeItems(true); | |
436 | }}); | |
837a2f8c PT |
437 | } |
438 | ||
439 | @Override | |
440 | public void treeExpanded(TreeExpansionEvent event) { | |
e7708b02 PT |
441 | ITimeGraphEntry entry = (ITimeGraphEntry) event.getElement(); |
442 | fTimeGraphViewer.setExpandedState(entry, true); | |
70e10acc | 443 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 444 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
445 | if (child.hasChildren()) { |
446 | boolean expanded = expandedElements.contains(child); | |
447 | fTimeGraphViewer.setExpandedState(child, expanded); | |
448 | } | |
e7708b02 | 449 | } |
588dff10 PT |
450 | // queue the alignment update because the tree items may only be |
451 | // actually expanded after the listeners have been notified | |
452 | fVisibleExpandedItems = null; // invalidate the cache | |
837a2f8c PT |
453 | getDisplay().asyncExec(new Runnable() { |
454 | @Override | |
455 | public void run() { | |
588dff10 | 456 | alignTreeItems(true); |
837a2f8c PT |
457 | }}); |
458 | } | |
459 | }); | |
460 | ||
461 | // ensure synchronization of expanded items between tree and time graph | |
462 | fTimeGraphViewer.addTreeListener(new ITimeGraphTreeListener() { | |
463 | @Override | |
464 | public void treeCollapsed(TimeGraphTreeExpansionEvent event) { | |
465 | fTreeViewer.setExpandedState(event.getEntry(), false); | |
588dff10 | 466 | alignTreeItems(true); |
837a2f8c PT |
467 | } |
468 | ||
469 | @Override | |
470 | public void treeExpanded(TimeGraphTreeExpansionEvent event) { | |
e7708b02 PT |
471 | ITimeGraphEntry entry = event.getEntry(); |
472 | fTreeViewer.setExpandedState(entry, true); | |
70e10acc | 473 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 474 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
475 | if (child.hasChildren()) { |
476 | boolean expanded = expandedElements.contains(child); | |
477 | fTimeGraphViewer.setExpandedState(child, expanded); | |
478 | } | |
e7708b02 | 479 | } |
588dff10 | 480 | alignTreeItems(true); |
837a2f8c PT |
481 | } |
482 | }); | |
483 | ||
484 | // prevent mouse button from selecting a filler tree item | |
485 | tree.addListener(SWT.MouseDown, new Listener() { | |
486 | @Override | |
487 | public void handleEvent(Event event) { | |
488 | TreeItem treeItem = tree.getItem(new Point(event.x, event.y)); | |
489 | if (treeItem == null || treeItem.getData() == FILLER) { | |
490 | event.doit = false; | |
588dff10 | 491 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); |
837a2f8c PT |
492 | if (treeItems.size() == 0) { |
493 | fTreeViewer.setSelection(new StructuredSelection()); | |
494 | fTimeGraphViewer.setSelection(null); | |
495 | return; | |
496 | } | |
497 | // this prevents from scrolling up when selecting | |
498 | // the partially visible tree item at the bottom | |
499 | tree.select(treeItems.get(treeItems.size() - 1)); | |
500 | fTreeViewer.setSelection(new StructuredSelection()); | |
501 | fTimeGraphViewer.setSelection(null); | |
502 | } | |
503 | } | |
504 | }); | |
505 | ||
506 | // prevent mouse wheel from scrolling down into filler tree items | |
507 | tree.addListener(SWT.MouseWheel, new Listener() { | |
508 | @Override | |
509 | public void handleEvent(Event event) { | |
510 | event.doit = false; | |
511 | Slider scrollBar = fTimeGraphViewer.getVerticalBar(); | |
512 | fTimeGraphViewer.setTopIndex(scrollBar.getSelection() - event.count); | |
588dff10 | 513 | alignTreeItems(false); |
837a2f8c PT |
514 | } |
515 | }); | |
516 | ||
517 | // prevent key stroke from selecting a filler tree item | |
518 | tree.addListener(SWT.KeyDown, new Listener() { | |
519 | @Override | |
520 | public void handleEvent(Event event) { | |
588dff10 | 521 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); |
837a2f8c PT |
522 | if (treeItems.size() == 0) { |
523 | fTreeViewer.setSelection(new StructuredSelection()); | |
524 | event.doit = false; | |
525 | return; | |
526 | } | |
527 | if (event.keyCode == SWT.ARROW_DOWN) { | |
528 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + 1, treeItems.size() - 1); | |
529 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
530 | event.doit = false; | |
531 | } else if (event.keyCode == SWT.PAGE_DOWN) { | |
532 | int height = tree.getSize().y - tree.getHeaderHeight() - tree.getHorizontalBar().getSize().y; | |
533 | int countPerPage = height / getItemHeight(tree); | |
534 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + countPerPage - 1, treeItems.size() - 1); | |
535 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
536 | event.doit = false; | |
537 | } else if (event.keyCode == SWT.END) { | |
538 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(treeItems.size() - 1).getData()); | |
539 | event.doit = false; | |
540 | } | |
837a2f8c PT |
541 | if (fTimeGraphViewer.getSelectionIndex() >= 0) { |
542 | fTreeViewer.setSelection(new StructuredSelection(fTimeGraphViewer.getSelection())); | |
543 | } else { | |
544 | fTreeViewer.setSelection(new StructuredSelection()); | |
545 | } | |
588dff10 | 546 | alignTreeItems(false); |
837a2f8c PT |
547 | } |
548 | }); | |
549 | ||
550 | // ensure alignment of top item between tree and time graph | |
551 | fTimeGraphViewer.getTimeGraphControl().addControlListener(new ControlAdapter() { | |
552 | @Override | |
553 | public void controlResized(ControlEvent e) { | |
588dff10 | 554 | alignTreeItems(false); |
837a2f8c PT |
555 | } |
556 | }); | |
557 | ||
558 | // ensure synchronization of selected item between tree and time graph | |
559 | fTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() { | |
560 | @Override | |
561 | public void selectionChanged(SelectionChangedEvent event) { | |
562 | if (fInhibitTreeSelection) { | |
563 | return; | |
564 | } | |
565 | if (event.getSelection() instanceof IStructuredSelection) { | |
566 | Object selection = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
567 | if (selection instanceof ITimeGraphEntry) { | |
568 | fTimeGraphViewer.setSelection((ITimeGraphEntry) selection); | |
569 | } | |
588dff10 | 570 | alignTreeItems(false); |
837a2f8c PT |
571 | } |
572 | } | |
573 | }); | |
574 | ||
575 | // ensure synchronization of selected item between tree and time graph | |
576 | fTimeGraphViewer.addSelectionListener(new ITimeGraphSelectionListener() { | |
577 | @Override | |
578 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
579 | ITimeGraphEntry entry = fTimeGraphViewer.getSelection(); | |
580 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
581 | if (entry != null) { | |
582 | StructuredSelection selection = new StructuredSelection(entry); | |
583 | fTreeViewer.setSelection(selection); | |
584 | } else { | |
585 | fTreeViewer.setSelection(new StructuredSelection()); | |
586 | } | |
587 | fInhibitTreeSelection = false; | |
588dff10 | 588 | alignTreeItems(false); |
837a2f8c PT |
589 | } |
590 | }); | |
591 | ||
592 | // ensure alignment of top item between tree and time graph | |
593 | fTimeGraphViewer.getVerticalBar().addSelectionListener(new SelectionAdapter() { | |
594 | @Override | |
595 | public void widgetSelected(SelectionEvent e) { | |
588dff10 | 596 | alignTreeItems(false); |
837a2f8c PT |
597 | } |
598 | }); | |
599 | ||
600 | // ensure alignment of top item between tree and time graph | |
601 | fTimeGraphViewer.getTimeGraphControl().addMouseWheelListener(new MouseWheelListener() { | |
602 | @Override | |
603 | public void mouseScrolled(MouseEvent e) { | |
588dff10 | 604 | alignTreeItems(false); |
837a2f8c PT |
605 | } |
606 | }); | |
607 | ||
608 | // ensure the tree has focus control when mouse is over it if the time graph had control | |
609 | fTreeViewer.getControl().addMouseTrackListener(new MouseTrackAdapter() { | |
610 | @Override | |
611 | public void mouseEnter(MouseEvent e) { | |
612 | if (fTimeGraphViewer.getTimeGraphControl().isFocusControl()) { | |
613 | fTreeViewer.getControl().setFocus(); | |
614 | } | |
615 | } | |
616 | }); | |
617 | ||
618 | // ensure the time graph has focus control when mouse is over it if the tree had control | |
619 | fTimeGraphViewer.getTimeGraphControl().addMouseTrackListener(new MouseTrackAdapter() { | |
620 | @Override | |
621 | public void mouseEnter(MouseEvent e) { | |
622 | if (fTreeViewer.getControl().isFocusControl()) { | |
623 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
624 | } | |
625 | } | |
626 | }); | |
627 | fTimeGraphViewer.getTimeGraphScale().addMouseTrackListener(new MouseTrackAdapter() { | |
628 | @Override | |
629 | public void mouseEnter(MouseEvent e) { | |
630 | if (fTreeViewer.getControl().isFocusControl()) { | |
631 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
632 | } | |
633 | } | |
634 | }); | |
635 | ||
636 | // The filler rows are required to ensure alignment when the tree does not have a | |
637 | // visible horizontal scroll bar. The tree does not allow its top item to be set | |
638 | // to a value that would cause blank space to be drawn at the bottom of the tree. | |
639 | fNumFillerRows = Display.getDefault().getBounds().height / getItemHeight(tree); | |
640 | ||
d2e4afa7 MAL |
641 | fSashForm.setWeights(weights); |
642 | ||
643 | fTimeGraphViewer.getTimeGraphControl().addPaintListener(new PaintListener() { | |
644 | @Override | |
645 | public void paintControl(PaintEvent e) { | |
646 | // Sashes in a SashForm are being created on layout so add the | |
647 | // drag listener here | |
648 | if (fSashDragListener == null) { | |
649 | for (Control control : fSashForm.getChildren()) { | |
650 | if (control instanceof Sash) { | |
651 | fSashDragListener = new Listener() { | |
652 | ||
653 | @Override | |
654 | public void handleEvent(Event event) { | |
655 | sendTimeViewAlignmentChanged(); | |
656 | ||
657 | } | |
658 | }; | |
659 | control.removePaintListener(this); | |
660 | control.addListener(SWT.Selection, fSashDragListener); | |
661 | // There should be only one sash | |
662 | break; | |
663 | } | |
664 | } | |
665 | } | |
666 | } | |
667 | }); | |
668 | } | |
669 | ||
670 | private void sendTimeViewAlignmentChanged() { | |
671 | TmfSignalManager.dispatchSignal(new TmfTimeViewAlignmentSignal(fSashForm, getTimeViewAlignmentInfo())); | |
837a2f8c PT |
672 | } |
673 | ||
674 | // ------------------------------------------------------------------------ | |
675 | // Accessors | |
676 | // ------------------------------------------------------------------------ | |
677 | ||
678 | /** | |
679 | * Returns this time graph combo's tree viewer. | |
680 | * | |
681 | * @return the tree viewer | |
682 | */ | |
683 | public TreeViewer getTreeViewer() { | |
684 | return fTreeViewer; | |
685 | } | |
686 | ||
687 | /** | |
688 | * Returns this time graph combo's time graph viewer. | |
689 | * | |
690 | * @return the time graph viewer | |
691 | */ | |
dfa0ef96 | 692 | public @NonNull TimeGraphViewer getTimeGraphViewer() { |
837a2f8c PT |
693 | return fTimeGraphViewer; |
694 | } | |
695 | ||
6ac5a950 AM |
696 | /** |
697 | * Callback for the show filter action | |
6ac5a950 AM |
698 | */ |
699 | public void showFilterDialog() { | |
4c9c0c87 PT |
700 | ITimeGraphEntry[] topInput = fTimeGraphViewer.getTimeGraphContentProvider().getElements(fTimeGraphViewer.getInput()); |
701 | if (topInput != null) { | |
702 | List<? extends ITimeGraphEntry> allElements = listAllInputs(Arrays.asList(topInput)); | |
703 | fFilterDialog.setInput(fTimeGraphViewer.getInput()); | |
6ac5a950 AM |
704 | fFilterDialog.setTitle(Messages.TmfTimeFilterDialog_WINDOW_TITLE); |
705 | fFilterDialog.setMessage(Messages.TmfTimeFilterDialog_MESSAGE); | |
8f28f9d8 | 706 | fFilterDialog.setExpandedElements(allElements.toArray()); |
f8840316 | 707 | if (fFilter.getFiltered() != null) { |
507b1336 | 708 | ArrayList<? extends ITimeGraphEntry> nonFilteredElements = new ArrayList<>(allElements); |
f8840316 FR |
709 | nonFilteredElements.removeAll(fFilter.getFiltered()); |
710 | fFilterDialog.setInitialElementSelections(nonFilteredElements); | |
8f28f9d8 PT |
711 | } else { |
712 | fFilterDialog.setInitialElementSelections(allElements); | |
713 | } | |
6ac5a950 AM |
714 | fFilterDialog.create(); |
715 | fFilterDialog.open(); | |
716 | // Process selected elements | |
717 | if (fFilterDialog.getResult() != null) { | |
718 | fInhibitTreeSelection = true; | |
8f28f9d8 | 719 | if (fFilterDialog.getResult().length != allElements.size()) { |
f8840316 FR |
720 | ArrayList<Object> filteredElements = new ArrayList<Object>(allElements); |
721 | filteredElements.removeAll(Arrays.asList(fFilterDialog.getResult())); | |
722 | fFilter.setFiltered(filteredElements); | |
8f28f9d8 | 723 | } else { |
f8840316 | 724 | fFilter.setFiltered(null); |
8f28f9d8 | 725 | } |
6ac5a950 AM |
726 | fTreeViewer.refresh(); |
727 | fTreeViewer.expandAll(); | |
728 | fTimeGraphViewer.refresh(); | |
ece2fc5f | 729 | fTimeGraphViewer.expandAll(); |
6ac5a950 | 730 | fInhibitTreeSelection = false; |
588dff10 | 731 | alignTreeItems(true); |
40b7b614 | 732 | // Reset selection |
6ac5a950 | 733 | if (fFilterDialog.getResult().length > 0) { |
40b7b614 | 734 | setSelection(null); |
6ac5a950 AM |
735 | } |
736 | } | |
737 | } | |
738 | } | |
739 | ||
740 | /** | |
741 | * Get the show filter action. | |
742 | * | |
743 | * @return The Action object | |
6ac5a950 AM |
744 | */ |
745 | public Action getShowFilterAction() { | |
746 | if (showFilterAction == null) { | |
747 | // showFilter | |
748 | showFilterAction = new Action() { | |
749 | @Override | |
750 | public void run() { | |
751 | showFilterDialog(); | |
752 | } | |
753 | }; | |
754 | showFilterAction.setText(Messages.TmfTimeGraphCombo_FilterActionNameText); | |
755 | showFilterAction.setToolTipText(Messages.TmfTimeGraphCombo_FilterActionToolTipText); | |
756 | // TODO find a nice, distinctive icon | |
757 | showFilterAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_FILTERS)); | |
758 | } | |
759 | ||
760 | return showFilterAction; | |
761 | } | |
762 | ||
837a2f8c PT |
763 | // ------------------------------------------------------------------------ |
764 | // Control | |
765 | // ------------------------------------------------------------------------ | |
766 | ||
837a2f8c PT |
767 | @Override |
768 | public void redraw() { | |
769 | fTimeGraphViewer.getControl().redraw(); | |
770 | super.redraw(); | |
771 | } | |
772 | ||
773 | // ------------------------------------------------------------------------ | |
774 | // Operations | |
775 | // ------------------------------------------------------------------------ | |
776 | ||
777 | /** | |
778 | * Sets the tree content provider used by this time graph combo. | |
779 | * | |
780 | * @param contentProvider the tree content provider | |
781 | */ | |
782 | public void setTreeContentProvider(ITreeContentProvider contentProvider) { | |
783 | fTreeViewer.setContentProvider(new TreeContentProviderWrapper(contentProvider)); | |
784 | } | |
785 | ||
786 | /** | |
787 | * Sets the tree label provider used by this time graph combo. | |
788 | * | |
789 | * @param labelProvider the tree label provider | |
790 | */ | |
791 | public void setTreeLabelProvider(ITableLabelProvider labelProvider) { | |
792 | fTreeViewer.setLabelProvider(new TreeLabelProviderWrapper(labelProvider)); | |
793 | } | |
794 | ||
6ac5a950 AM |
795 | /** |
796 | * Sets the tree content provider used by the filter dialog | |
797 | * | |
798 | * @param contentProvider the tree content provider | |
6ac5a950 AM |
799 | */ |
800 | public void setFilterContentProvider(ITreeContentProvider contentProvider) { | |
801 | fFilterDialog.setContentProvider(contentProvider); | |
802 | } | |
803 | ||
804 | /** | |
805 | * Sets the tree label provider used by the filter dialog | |
806 | * | |
807 | * @param labelProvider the tree label provider | |
6ac5a950 AM |
808 | */ |
809 | public void setFilterLabelProvider(ITableLabelProvider labelProvider) { | |
810 | fFilterDialog.setLabelProvider(labelProvider); | |
811 | } | |
812 | ||
b97d61f0 CM |
813 | /** |
814 | * Adds a "check active" button used by the filter dialog | |
815 | * | |
816 | * @param activeProvider | |
817 | * Additional button info specific to a certain view. | |
818 | * @since 1.0 | |
819 | */ | |
820 | public void addTimeGraphFilterCheckActiveButton(ITimeGraphEntryActiveProvider activeProvider) { | |
821 | fFilterDialog.addTimeGraphFilterCheckActiveButton(activeProvider); | |
822 | } | |
823 | ||
824 | /** | |
825 | * Adds an "uncheck inactive" button used by the filter dialog | |
826 | * | |
827 | * @param inactiveProvider | |
828 | * Additional button info specific to a certain view. | |
829 | * @since 1.0 | |
830 | */ | |
831 | public void addTimeGraphFilterUncheckInactiveButton(ITimeGraphEntryActiveProvider inactiveProvider) { | |
832 | fFilterDialog.addTimeGraphFilterUncheckInactiveButton(inactiveProvider); | |
833 | } | |
834 | ||
837a2f8c PT |
835 | /** |
836 | * Sets the tree columns for this time graph combo. | |
837 | * | |
838 | * @param columnNames the tree column names | |
839 | */ | |
840 | public void setTreeColumns(String[] columnNames) { | |
841 | final Tree tree = fTreeViewer.getTree(); | |
842 | for (String columnName : columnNames) { | |
843 | TreeColumn column = new TreeColumn(tree, SWT.LEFT); | |
844 | column.setText(columnName); | |
845 | column.pack(); | |
846 | } | |
847 | } | |
848 | ||
6ac5a950 AM |
849 | /** |
850 | * Sets the tree columns for this time graph combo's filter dialog. | |
851 | * | |
852 | * @param columnNames the tree column names | |
6ac5a950 AM |
853 | */ |
854 | public void setFilterColumns(String[] columnNames) { | |
855 | fFilterDialog.setColumnNames(columnNames); | |
856 | } | |
857 | ||
837a2f8c | 858 | /** |
4c9c0c87 PT |
859 | * Sets the time graph content provider used by this time graph combo. |
860 | * | |
861 | * @param timeGraphContentProvider | |
862 | * the time graph content provider | |
4c9c0c87 PT |
863 | */ |
864 | public void setTimeGraphContentProvider(ITimeGraphContentProvider timeGraphContentProvider) { | |
865 | fTimeGraphViewer.setTimeGraphContentProvider(timeGraphContentProvider); | |
866 | } | |
867 | ||
868 | /** | |
869 | * Sets the time graph presentation provider used by this time graph combo. | |
837a2f8c PT |
870 | * |
871 | * @param timeGraphProvider the time graph provider | |
872 | */ | |
873 | public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider) { | |
874 | fTimeGraphViewer.setTimeGraphProvider(timeGraphProvider); | |
875 | } | |
876 | ||
877 | /** | |
878 | * Sets or clears the input for this time graph combo. | |
837a2f8c PT |
879 | * |
880 | * @param input the input of this time graph combo, or <code>null</code> if none | |
881 | */ | |
4c9c0c87 | 882 | public void setInput(Object input) { |
f8840316 | 883 | fFilter.setFiltered(null); |
837a2f8c PT |
884 | fInhibitTreeSelection = true; |
885 | fTreeViewer.setInput(input); | |
886 | for (SelectionListenerWrapper listenerWrapper : fSelectionListenerMap.values()) { | |
887 | listenerWrapper.selection = null; | |
888 | } | |
889 | fInhibitTreeSelection = false; | |
837a2f8c PT |
890 | fTreeViewer.getTree().getVerticalBar().setEnabled(false); |
891 | fTreeViewer.getTree().getVerticalBar().setVisible(false); | |
837a2f8c | 892 | fTimeGraphViewer.setInput(input); |
63b93cd6 | 893 | fTimeGraphViewer.setItemHeight(getItemHeight(fTreeViewer.getTree())); |
588dff10 PT |
894 | // queue the alignment update because in Linux the item bounds are not |
895 | // set properly until the tree has been painted at least once | |
896 | fVisibleExpandedItems = null; // invalidate the cache | |
897 | getDisplay().asyncExec(new Runnable() { | |
898 | @Override | |
899 | public void run() { | |
900 | alignTreeItems(true); | |
901 | }}); | |
837a2f8c PT |
902 | } |
903 | ||
4c9c0c87 PT |
904 | /** |
905 | * Gets the input for this time graph combo. | |
906 | * | |
907 | * @return The input of this time graph combo, or <code>null</code> if none | |
4c9c0c87 PT |
908 | */ |
909 | public Object getInput() { | |
910 | return fTreeViewer.getInput(); | |
911 | } | |
912 | ||
bec1f1ac GB |
913 | /** |
914 | * Sets or clears the list of links to display on this combo | |
915 | * | |
916 | * @param links the links to display in this time graph combo | |
bec1f1ac GB |
917 | */ |
918 | public void setLinks(List<ILinkEvent> links) { | |
919 | fTimeGraphViewer.setLinks(links); | |
920 | } | |
921 | ||
6ac5a950 AM |
922 | /** |
923 | * @param filter The filter object to be attached to the view | |
6ac5a950 AM |
924 | */ |
925 | public void addFilter(ViewerFilter filter) { | |
926 | ViewerFilter wrapper = new ViewerFilterWrapper(filter); | |
927 | fTreeViewer.addFilter(wrapper); | |
928 | fTimeGraphViewer.addFilter(wrapper); | |
929 | fViewerFilterMap.put(filter, wrapper); | |
588dff10 | 930 | alignTreeItems(true); |
6ac5a950 AM |
931 | } |
932 | ||
933 | /** | |
934 | * @param filter The filter object to be removed from the view | |
6ac5a950 AM |
935 | */ |
936 | public void removeFilter(ViewerFilter filter) { | |
937 | ViewerFilter wrapper = fViewerFilterMap.get(filter); | |
938 | fTreeViewer.removeFilter(wrapper); | |
939 | fTimeGraphViewer.removeFilter(wrapper); | |
940 | fViewerFilterMap.remove(filter); | |
588dff10 | 941 | alignTreeItems(true); |
6ac5a950 AM |
942 | } |
943 | ||
837a2f8c PT |
944 | /** |
945 | * Refreshes this time graph completely with information freshly obtained from its model. | |
946 | */ | |
947 | public void refresh() { | |
948 | fInhibitTreeSelection = true; | |
4c9c0c87 | 949 | Tree tree = fTreeViewer.getTree(); |
ece2fc5f PT |
950 | try { |
951 | tree.setRedraw(false); | |
952 | fTreeViewer.refresh(); | |
ece2fc5f PT |
953 | } finally { |
954 | tree.setRedraw(true); | |
955 | } | |
837a2f8c | 956 | fTimeGraphViewer.refresh(); |
588dff10 | 957 | alignTreeItems(true); |
837a2f8c PT |
958 | fInhibitTreeSelection = false; |
959 | } | |
960 | ||
961 | /** | |
962 | * Adds a listener for selection changes in this time graph combo. | |
963 | * | |
964 | * @param listener a selection listener | |
965 | */ | |
966 | public void addSelectionListener(ITimeGraphSelectionListener listener) { | |
967 | SelectionListenerWrapper listenerWrapper = new SelectionListenerWrapper(listener); | |
968 | fTreeViewer.addSelectionChangedListener(listenerWrapper); | |
969 | fSelectionListenerMap.put(listener, listenerWrapper); | |
970 | fTimeGraphViewer.addSelectionListener(listenerWrapper); | |
971 | } | |
972 | ||
973 | /** | |
974 | * Removes the given selection listener from this time graph combo. | |
975 | * | |
976 | * @param listener a selection changed listener | |
977 | */ | |
978 | public void removeSelectionListener(ITimeGraphSelectionListener listener) { | |
979 | SelectionListenerWrapper listenerWrapper = fSelectionListenerMap.remove(listener); | |
980 | fTreeViewer.removeSelectionChangedListener(listenerWrapper); | |
981 | fTimeGraphViewer.removeSelectionListener(listenerWrapper); | |
982 | } | |
983 | ||
984 | /** | |
985 | * Sets the current selection for this time graph combo. | |
986 | * | |
987 | * @param selection the new selection | |
988 | */ | |
989 | public void setSelection(ITimeGraphEntry selection) { | |
990 | fTimeGraphViewer.setSelection(selection); | |
991 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
992 | if (selection != null) { | |
993 | StructuredSelection structuredSelection = new StructuredSelection(selection); | |
994 | fTreeViewer.setSelection(structuredSelection); | |
995 | } else { | |
996 | fTreeViewer.setSelection(new StructuredSelection()); | |
997 | } | |
998 | fInhibitTreeSelection = false; | |
588dff10 | 999 | alignTreeItems(false); |
837a2f8c PT |
1000 | } |
1001 | ||
f4617471 | 1002 | /** |
df0e3d5f PT |
1003 | * Sets the auto-expand level to be used for new entries discovered when |
1004 | * calling {@link #setInput(Object)} or {@link #refresh()}. The value 0 | |
1005 | * means that there is no auto-expand; 1 means that top-level entries are | |
1006 | * expanded, but not their children; 2 means that top-level entries are | |
1007 | * expanded, and their children, but not grand-children; and so on. | |
f4617471 PT |
1008 | * <p> |
1009 | * The value {@link #ALL_LEVELS} means that all subtrees should be expanded. | |
1010 | * </p> | |
df0e3d5f | 1011 | * |
f4617471 PT |
1012 | * @param level |
1013 | * non-negative level, or <code>ALL_LEVELS</code> to expand all | |
1014 | * levels of the tree | |
f4617471 PT |
1015 | */ |
1016 | public void setAutoExpandLevel(int level) { | |
1017 | fTimeGraphViewer.setAutoExpandLevel(level); | |
1018 | if (level <= 0) { | |
1019 | fTreeViewer.setAutoExpandLevel(level); | |
1020 | } else { | |
1021 | fTreeViewer.setAutoExpandLevel(level + 1); | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | /** | |
1026 | * Returns the auto-expand level. | |
1027 | * | |
1028 | * @return non-negative level, or <code>ALL_LEVELS</code> if all levels of | |
1029 | * the tree are expanded automatically | |
1030 | * @see #setAutoExpandLevel | |
f4617471 PT |
1031 | */ |
1032 | public int getAutoExpandLevel() { | |
1033 | return fTimeGraphViewer.getAutoExpandLevel(); | |
1034 | } | |
1035 | ||
837a2f8c PT |
1036 | /** |
1037 | * Set the expanded state of an entry | |
1038 | * | |
1039 | * @param entry | |
1040 | * The entry to expand/collapse | |
1041 | * @param expanded | |
1042 | * True for expanded, false for collapsed | |
837a2f8c PT |
1043 | */ |
1044 | public void setExpandedState(ITimeGraphEntry entry, boolean expanded) { | |
1045 | fTimeGraphViewer.setExpandedState(entry, expanded); | |
1046 | fTreeViewer.setExpandedState(entry, expanded); | |
588dff10 | 1047 | alignTreeItems(true); |
837a2f8c PT |
1048 | } |
1049 | ||
1050 | /** | |
1051 | * Collapses all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1052 | */ |
1053 | public void collapseAll() { | |
1054 | fTimeGraphViewer.collapseAll(); | |
1055 | fTreeViewer.collapseAll(); | |
588dff10 | 1056 | alignTreeItems(true); |
837a2f8c PT |
1057 | } |
1058 | ||
1059 | /** | |
1060 | * Expands all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1061 | */ |
1062 | public void expandAll() { | |
1063 | fTimeGraphViewer.expandAll(); | |
1064 | fTreeViewer.expandAll(); | |
588dff10 | 1065 | alignTreeItems(true); |
837a2f8c PT |
1066 | } |
1067 | ||
1068 | // ------------------------------------------------------------------------ | |
1069 | // Internal | |
1070 | // ------------------------------------------------------------------------ | |
1071 | ||
588dff10 PT |
1072 | private List<TreeItem> getVisibleExpandedItems(Tree tree, boolean refresh) { |
1073 | if (fVisibleExpandedItems == null || refresh) { | |
df0e3d5f PT |
1074 | List<TreeItem> visibleExpandedItems = new ArrayList<>(); |
1075 | addVisibleExpandedItems(visibleExpandedItems, tree.getItems()); | |
1076 | fVisibleExpandedItems = visibleExpandedItems; | |
837a2f8c | 1077 | } |
588dff10 | 1078 | return fVisibleExpandedItems; |
837a2f8c PT |
1079 | } |
1080 | ||
df0e3d5f PT |
1081 | private void addVisibleExpandedItems(List<TreeItem> visibleExpandedItems, TreeItem[] items) { |
1082 | for (TreeItem item : items) { | |
1083 | Object data = item.getData(); | |
1084 | if (data == FILLER) { | |
1085 | break; | |
1086 | } | |
1087 | visibleExpandedItems.add(item); | |
1088 | boolean expandedState = fTimeGraphViewer.getExpandedState((ITimeGraphEntry) data); | |
1089 | if (item.getExpanded() != expandedState) { | |
1090 | /* synchronize the expanded state of both viewers */ | |
1091 | fTreeViewer.setExpandedState(data, expandedState); | |
1092 | } | |
1093 | if (expandedState) { | |
1094 | addVisibleExpandedItems(visibleExpandedItems, item.getItems()); | |
837a2f8c PT |
1095 | } |
1096 | } | |
837a2f8c PT |
1097 | } |
1098 | ||
6ac5a950 AM |
1099 | /** |
1100 | * Explores the list of top-level inputs and returns all the inputs | |
1101 | * | |
1102 | * @param inputs The top-level inputs | |
1103 | * @return All the inputs | |
1104 | */ | |
1105 | private List<? extends ITimeGraphEntry> listAllInputs(List<? extends ITimeGraphEntry> inputs) { | |
507b1336 | 1106 | ArrayList<ITimeGraphEntry> items = new ArrayList<>(); |
6ac5a950 AM |
1107 | for (ITimeGraphEntry entry : inputs) { |
1108 | items.add(entry); | |
1109 | if (entry.hasChildren()) { | |
1110 | items.addAll(listAllInputs(entry.getChildren())); | |
1111 | } | |
1112 | } | |
1113 | return items; | |
1114 | } | |
1115 | ||
837a2f8c PT |
1116 | private int getItemHeight(final Tree tree) { |
1117 | /* | |
1118 | * Bug in Linux. The method getItemHeight doesn't always return the correct value. | |
1119 | */ | |
1120 | if (fLinuxItemHeight >= 0 && System.getProperty("os.name").contains("Linux")) { //$NON-NLS-1$ //$NON-NLS-2$ | |
1121 | if (fLinuxItemHeight != 0) { | |
1122 | return fLinuxItemHeight; | |
1123 | } | |
ff2990ed BH |
1124 | |
1125 | if (getVisibleExpandedItems(tree, true).size() > 1) { | |
837a2f8c PT |
1126 | PaintListener paintListener = new PaintListener() { |
1127 | @Override | |
1128 | public void paintControl(PaintEvent e) { | |
ff2990ed BH |
1129 | // get the treeItems here to have all items |
1130 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, true); | |
1131 | if (treeItems.size() < 2) { | |
1132 | return; | |
1133 | } | |
1134 | final TreeItem treeItem0 = treeItems.get(0); | |
1135 | final TreeItem treeItem1 = treeItems.get(1); | |
837a2f8c PT |
1136 | tree.removePaintListener(this); |
1137 | int y0 = treeItem0.getBounds().y; | |
1138 | int y1 = treeItem1.getBounds().y; | |
1139 | int itemHeight = y1 - y0; | |
1140 | if (itemHeight > 0) { | |
1141 | fLinuxItemHeight = itemHeight; | |
1142 | fTimeGraphViewer.setItemHeight(itemHeight); | |
1143 | } | |
1144 | } | |
1145 | }; | |
1146 | tree.addPaintListener(paintListener); | |
1147 | } | |
1148 | } else { | |
1149 | fLinuxItemHeight = -1; // Not Linux, don't perform os.name check anymore | |
1150 | } | |
1151 | return tree.getItemHeight(); | |
1152 | } | |
1153 | ||
588dff10 PT |
1154 | private void alignTreeItems(boolean refreshExpandedItems) { |
1155 | // align the tree top item with the time graph top item | |
1156 | Tree tree = fTreeViewer.getTree(); | |
1157 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, refreshExpandedItems); | |
1158 | int topIndex = fTimeGraphViewer.getTopIndex(); | |
1159 | if (topIndex >= treeItems.size()) { | |
1160 | return; | |
1161 | } | |
1162 | TreeItem item = treeItems.get(topIndex); | |
1163 | tree.setTopItem(item); | |
1164 | ||
1165 | // ensure the time graph item heights are equal to the tree item heights | |
1166 | int treeHeight = fTreeViewer.getTree().getBounds().height; | |
1167 | int index = topIndex; | |
1168 | Rectangle bounds = item.getBounds(); | |
1169 | while (index < treeItems.size() - 1) { | |
1170 | if (bounds.y > treeHeight) { | |
1171 | break; | |
1172 | } | |
1173 | /* | |
1174 | * Bug in Linux. The method getBounds doesn't always return the correct height. | |
1175 | * Use the difference of y position between items to calculate the height. | |
1176 | */ | |
1177 | TreeItem nextItem = treeItems.get(index + 1); | |
1178 | Rectangle nextBounds = nextItem.getBounds(); | |
1179 | Integer itemHeight = nextBounds.y - bounds.y; | |
63b93cd6 | 1180 | if (itemHeight > 0) { |
588dff10 | 1181 | ITimeGraphEntry entry = (ITimeGraphEntry) item.getData(); |
63b93cd6 | 1182 | fTimeGraphViewer.getTimeGraphControl().setItemHeight(entry, itemHeight); |
588dff10 PT |
1183 | } |
1184 | index++; | |
1185 | item = nextItem; | |
1186 | bounds = nextBounds; | |
1187 | } | |
1188 | } | |
1189 | ||
d2e4afa7 MAL |
1190 | /** |
1191 | * Return the time alignment information | |
1192 | * | |
1193 | * @return the time alignment information | |
1194 | * | |
1195 | * @see ITmfTimeAligned | |
1196 | * | |
1197 | * @since 1.0 | |
1198 | */ | |
1199 | public TmfTimeViewAlignmentInfo getTimeViewAlignmentInfo() { | |
d2e4afa7 | 1200 | Point location = fSashForm.toDisplay(0, 0); |
2e23a015 PT |
1201 | int timeAxisOffset = fTreeViewer.getControl().getSize().x + fSashForm.getSashWidth(); |
1202 | return new TmfTimeViewAlignmentInfo(fSashForm.getShell(), location, timeAxisOffset); | |
d2e4afa7 MAL |
1203 | } |
1204 | ||
1205 | /** | |
1206 | * Return the available width for the time-axis. | |
1207 | * | |
1208 | * @see ITmfTimeAligned | |
1209 | * | |
1210 | * @param requestedOffset | |
1211 | * the requested offset | |
1212 | * @return the available width for the time-axis | |
1213 | * | |
1214 | * @since 1.0 | |
1215 | */ | |
1216 | public int getAvailableWidth(int requestedOffset) { | |
89316ebe | 1217 | int vBarWidth = ((fTimeGraphViewer.getVerticalBar() != null) && (fTimeGraphViewer.getVerticalBar().isVisible())) ? fTimeGraphViewer.getVerticalBar().getSize().x : 0; |
d2e4afa7 | 1218 | int totalWidth = fSashForm.getBounds().width; |
89316ebe | 1219 | return Math.min(totalWidth, Math.max(0, totalWidth - requestedOffset - vBarWidth)); |
d2e4afa7 MAL |
1220 | } |
1221 | ||
1222 | /** | |
1223 | * Perform the alignment operation. | |
1224 | * | |
1225 | * @param offset | |
1226 | * the alignment offset | |
1227 | * @param width | |
1228 | * the alignment width | |
1229 | * | |
1230 | * @see ITmfTimeAligned | |
1231 | * | |
1232 | * @since 1.0 | |
1233 | */ | |
1234 | public void performAlign(int offset, int width) { | |
1235 | int total = fSashForm.getBounds().width; | |
1236 | int timeAxisOffset = Math.min(offset, total); | |
c34ab48a PT |
1237 | int width1 = Math.max(0, timeAxisOffset - fSashForm.getSashWidth()); |
1238 | int width2 = total - timeAxisOffset; | |
1239 | fSashForm.setWeights(new int[] { width1, width2 }); | |
d2e4afa7 MAL |
1240 | fSashForm.layout(); |
1241 | ||
1242 | Composite composite = fTimeGraphViewer.getTimeAlignedComposite(); | |
1243 | GridLayout layout = (GridLayout) composite.getLayout(); | |
1244 | int timeBasedControlsWidth = composite.getSize().x; | |
1245 | int marginSize = timeBasedControlsWidth - width; | |
1246 | layout.marginRight = Math.max(0, marginSize); | |
1247 | composite.layout(); | |
1248 | } | |
837a2f8c | 1249 | } |