Commit | Line | Data |
---|---|---|
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; |
4c9c0c87 | 27 | import org.eclipse.jface.viewers.AbstractTreeViewer; |
837a2f8c PT |
28 | import org.eclipse.jface.viewers.ILabelProviderListener; |
29 | import org.eclipse.jface.viewers.ISelectionChangedListener; | |
30 | import org.eclipse.jface.viewers.IStructuredSelection; | |
31 | import org.eclipse.jface.viewers.ITableLabelProvider; | |
32 | import org.eclipse.jface.viewers.ITreeContentProvider; | |
33 | import org.eclipse.jface.viewers.ITreeViewerListener; | |
34 | import org.eclipse.jface.viewers.SelectionChangedEvent; | |
35 | import org.eclipse.jface.viewers.StructuredSelection; | |
36 | import org.eclipse.jface.viewers.TreeExpansionEvent; | |
37 | import org.eclipse.jface.viewers.TreeViewer; | |
38 | import org.eclipse.jface.viewers.Viewer; | |
6ac5a950 | 39 | import org.eclipse.jface.viewers.ViewerFilter; |
837a2f8c PT |
40 | import org.eclipse.swt.SWT; |
41 | import org.eclipse.swt.custom.SashForm; | |
42 | import org.eclipse.swt.events.ControlAdapter; | |
43 | import org.eclipse.swt.events.ControlEvent; | |
48072ae3 | 44 | import org.eclipse.swt.events.KeyEvent; |
f0a9cee1 | 45 | import org.eclipse.swt.events.MouseAdapter; |
837a2f8c PT |
46 | import org.eclipse.swt.events.MouseEvent; |
47 | import org.eclipse.swt.events.MouseTrackAdapter; | |
837a2f8c PT |
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; | |
3bd20aa6 PT |
52 | import org.eclipse.swt.graphics.Font; |
53 | import org.eclipse.swt.graphics.FontData; | |
dc4fa715 | 54 | import org.eclipse.swt.graphics.GC; |
837a2f8c PT |
55 | import org.eclipse.swt.graphics.Image; |
56 | import org.eclipse.swt.graphics.Point; | |
588dff10 | 57 | import org.eclipse.swt.graphics.Rectangle; |
837a2f8c | 58 | import org.eclipse.swt.layout.FillLayout; |
d2e4afa7 | 59 | import org.eclipse.swt.layout.GridLayout; |
837a2f8c | 60 | import org.eclipse.swt.widgets.Composite; |
d2e4afa7 | 61 | import org.eclipse.swt.widgets.Control; |
837a2f8c PT |
62 | import org.eclipse.swt.widgets.Display; |
63 | import org.eclipse.swt.widgets.Event; | |
64 | import org.eclipse.swt.widgets.Listener; | |
d2e4afa7 | 65 | import org.eclipse.swt.widgets.Sash; |
837a2f8c PT |
66 | import org.eclipse.swt.widgets.Slider; |
67 | import org.eclipse.swt.widgets.Tree; | |
68 | import org.eclipse.swt.widgets.TreeColumn; | |
69 | import org.eclipse.swt.widgets.TreeItem; | |
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; |
cfcfd964 | 75 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.dialogs.ShowFilterDialogAction; |
2bdf0193 AM |
76 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ILinkEvent; |
77 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
dc4fa715 | 78 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.widgets.ITimeDataProvider; |
3bd20aa6 PT |
79 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.widgets.TimeGraphColorScheme; |
80 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.widgets.TimeGraphControl; | |
dc4fa715 | 81 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.widgets.TimeGraphMarkerAxis; |
837a2f8c | 82 | |
4923d7b9 PT |
83 | import com.google.common.collect.Iterables; |
84 | ||
837a2f8c PT |
85 | /** |
86 | * Time graph "combo" view (with the list/tree on the left and the gantt chart | |
87 | * on the right) | |
88 | * | |
837a2f8c PT |
89 | * @author Patrick Tasse |
90 | */ | |
91 | public class TimeGraphCombo extends Composite { | |
92 | ||
93 | // ------------------------------------------------------------------------ | |
94 | // Constants | |
95 | // ------------------------------------------------------------------------ | |
96 | ||
ae09c4ad | 97 | /** Constant indicating that all levels of the time graph should be expanded */ |
f4617471 PT |
98 | public static final int ALL_LEVELS = AbstractTreeViewer.ALL_LEVELS; |
99 | ||
837a2f8c PT |
100 | private static final Object FILLER = new Object(); |
101 | ||
102 | // ------------------------------------------------------------------------ | |
103 | // Fields | |
104 | // ------------------------------------------------------------------------ | |
105 | ||
4999a196 | 106 | /** The tree viewer */ |
837a2f8c PT |
107 | private TreeViewer fTreeViewer; |
108 | ||
4999a196 | 109 | /** The time viewer */ |
dfa0ef96 | 110 | private @NonNull TimeGraphViewer fTimeGraphViewer; |
837a2f8c | 111 | |
4999a196 | 112 | /** The selection listener map */ |
507b1336 | 113 | private final Map<ITimeGraphSelectionListener, SelectionListenerWrapper> fSelectionListenerMap = new HashMap<>(); |
837a2f8c | 114 | |
4923d7b9 | 115 | /** The map of viewer filters to viewer filter wrappers */ |
367e2932 | 116 | private final Map<@NonNull ViewerFilter, @NonNull ViewerFilter> fViewerFilterMap = new HashMap<>(); |
6ac5a950 | 117 | |
4999a196 GB |
118 | /** |
119 | * Flag to block the tree selection changed listener when triggered by the | |
120 | * time graph combo | |
121 | */ | |
837a2f8c PT |
122 | private boolean fInhibitTreeSelection = false; |
123 | ||
4999a196 | 124 | /** Number of filler rows used by the tree content provider */ |
837a2f8c PT |
125 | private int fNumFillerRows; |
126 | ||
4999a196 | 127 | /** Calculated item height for Linux workaround */ |
837a2f8c PT |
128 | private int fLinuxItemHeight = 0; |
129 | ||
cfcfd964 PT |
130 | /** The action that opens the filter dialog */ |
131 | private ShowFilterDialogAction fShowFilterDialogAction; | |
6ac5a950 | 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 | ||
f6de5bef MAL |
142 | private final boolean fScrollBarsInTreeWorkaround; |
143 | ||
3bd20aa6 PT |
144 | private Font fTreeFont; |
145 | ||
837a2f8c PT |
146 | // ------------------------------------------------------------------------ |
147 | // Classes | |
148 | // ------------------------------------------------------------------------ | |
149 | ||
3bd20aa6 PT |
150 | /** |
151 | * The TimeGraphViewerExtension is used to set appropriate values and to | |
152 | * override methods that could be called directly by the user and that must | |
153 | * be handled by the time graph combo. | |
154 | */ | |
155 | private class TimeGraphViewerExtension extends TimeGraphViewer { | |
156 | ||
157 | private TimeGraphViewerExtension(Composite parent, int style, Tree tree) { | |
158 | super(parent, style); | |
159 | setItemHeight(TimeGraphCombo.this.getItemHeight(tree, true)); | |
160 | setHeaderHeight(tree.getHeaderHeight()); | |
161 | setBorderWidth(tree.getBorderWidth()); | |
162 | setNameWidthPref(0); | |
163 | } | |
164 | ||
165 | @Override | |
166 | public ShowFilterDialogAction getShowFilterDialogAction() { | |
167 | return TimeGraphCombo.this.getShowFilterDialogAction(); | |
168 | } | |
169 | ||
170 | @Override | |
171 | protected TimeGraphControl createTimeGraphControl(Composite composite, TimeGraphColorScheme colors) { | |
172 | return new TimeGraphControl(composite, colors) { | |
173 | @Override | |
83d0971d PT |
174 | public void verticalZoom(boolean zoomIn) { |
175 | TimeGraphCombo.this.verticalZoom(zoomIn); | |
3bd20aa6 PT |
176 | } |
177 | ||
178 | @Override | |
83d0971d | 179 | public void resetVerticalZoom() { |
3bd20aa6 | 180 | TimeGraphCombo.this.resetVerticalZoom(); |
3bd20aa6 | 181 | } |
48072ae3 PT |
182 | |
183 | @Override | |
184 | public void setElementPosition(ITimeGraphEntry entry, int y) { | |
185 | /* | |
186 | * Queue the update to make sure the time graph combo has finished | |
187 | * updating the item heights. | |
188 | */ | |
189 | getDisplay().asyncExec(() -> { | |
190 | super.setElementPosition(entry, y); | |
191 | alignTreeItems(false); | |
192 | }); | |
193 | } | |
3bd20aa6 PT |
194 | }; |
195 | } | |
dc4fa715 PT |
196 | |
197 | private class TimeGraphMarkerAxisExtension extends TimeGraphMarkerAxis { | |
198 | private int fMargin = 0; | |
199 | ||
200 | public TimeGraphMarkerAxisExtension(Composite parent, @NonNull TimeGraphColorScheme colorScheme, @NonNull ITimeDataProvider timeProvider) { | |
201 | super(parent, colorScheme, timeProvider); | |
202 | } | |
203 | ||
204 | @Override | |
205 | public Point computeSize(int wHint, int hHint, boolean changed) { | |
206 | Point size = super.computeSize(wHint, hHint, changed); | |
207 | if (size.y > 0) { | |
208 | size.y += fMargin; | |
209 | } | |
210 | return size; | |
211 | } | |
212 | ||
213 | @Override | |
214 | public void redraw() { | |
215 | super.redraw(); | |
216 | fTreeViewer.getControl().redraw(); | |
217 | } | |
218 | ||
219 | @Override | |
220 | protected void drawMarkerAxis(Rectangle bounds, int nameSpace, GC gc) { | |
221 | super.drawMarkerAxis(bounds, nameSpace, gc); | |
222 | } | |
223 | ||
224 | private Rectangle getAxisBounds() { | |
225 | Tree tree = fTreeViewer.getTree(); | |
226 | Rectangle axisBounds = getBounds(); | |
227 | Rectangle treeClientArea = tree.getClientArea(); | |
228 | if (axisBounds.isEmpty()) { | |
229 | treeClientArea.y += treeClientArea.height; | |
230 | treeClientArea.height = 0; | |
231 | return treeClientArea; | |
232 | } | |
233 | Composite axisParent = getParent(); | |
234 | Point axisDisplayCoordinates = axisParent.toDisplay(axisBounds.x, axisBounds.y); | |
235 | Point axisTreeCoordinates = tree.toControl(axisDisplayCoordinates); | |
236 | int height = treeClientArea.y + treeClientArea.height - axisTreeCoordinates.y; | |
237 | int margin = Math.max(0, axisBounds.height - height); | |
238 | if (fMargin != margin) { | |
239 | fMargin = margin; | |
240 | getParent().layout(); | |
241 | redraw(); | |
242 | axisTreeCoordinates.y -= margin; | |
243 | height += margin; | |
244 | } | |
245 | return new Rectangle(treeClientArea.x, axisTreeCoordinates.y, treeClientArea.width, height); | |
246 | } | |
247 | } | |
248 | ||
249 | @Override | |
250 | protected TimeGraphMarkerAxis createTimeGraphMarkerAxis(Composite parent, @NonNull TimeGraphColorScheme colorScheme, @NonNull ITimeDataProvider timeProvider) { | |
251 | TimeGraphMarkerAxisExtension timeGraphMarkerAxis = new TimeGraphMarkerAxisExtension(parent, colorScheme, timeProvider); | |
252 | Tree tree = fTreeViewer.getTree(); | |
72bf2314 MK |
253 | tree.addPaintListener(e -> { |
254 | /* | |
255 | * Draw the marker axis over the tree. Only the name area | |
256 | * will be drawn, since the time area has zero width. | |
257 | */ | |
258 | Rectangle bounds = timeGraphMarkerAxis.getAxisBounds(); | |
259 | e.gc.setBackground(timeGraphMarkerAxis.getBackground()); | |
260 | timeGraphMarkerAxis.drawMarkerAxis(bounds, bounds.width, e.gc); | |
dc4fa715 | 261 | }); |
f0a9cee1 PT |
262 | tree.addMouseListener(new MouseAdapter() { |
263 | @Override | |
264 | public void mouseDown(MouseEvent e) { | |
265 | Rectangle bounds = timeGraphMarkerAxis.getAxisBounds(); | |
266 | if (bounds.contains(e.x, e.y)) { | |
267 | timeGraphMarkerAxis.mouseDown(e, bounds, bounds.width); | |
268 | } | |
269 | } | |
270 | }); | |
dc4fa715 PT |
271 | tree.getHorizontalBar().addSelectionListener(new SelectionAdapter() { |
272 | @Override | |
273 | public void widgetSelected(SelectionEvent e) { | |
274 | tree.redraw(); | |
275 | } | |
276 | }); | |
277 | return timeGraphMarkerAxis; | |
278 | } | |
3bd20aa6 PT |
279 | } |
280 | ||
837a2f8c PT |
281 | /** |
282 | * The TreeContentProviderWrapper is used to insert filler items after | |
283 | * the elements of the tree's real content provider. | |
284 | */ | |
285 | private class TreeContentProviderWrapper implements ITreeContentProvider { | |
286 | private final ITreeContentProvider contentProvider; | |
287 | ||
288 | public TreeContentProviderWrapper(ITreeContentProvider contentProvider) { | |
289 | this.contentProvider = contentProvider; | |
290 | } | |
291 | ||
292 | @Override | |
293 | public void dispose() { | |
294 | contentProvider.dispose(); | |
295 | } | |
296 | ||
297 | @Override | |
298 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
299 | contentProvider.inputChanged(viewer, oldInput, newInput); | |
300 | } | |
301 | ||
302 | @Override | |
303 | public Object[] getElements(Object inputElement) { | |
304 | Object[] elements = contentProvider.getElements(inputElement); | |
305 | // add filler elements to ensure alignment with time analysis viewer | |
f1fae91f | 306 | Object[] oElements = Arrays.copyOf(elements, elements.length + fNumFillerRows, Object[].class); |
837a2f8c PT |
307 | for (int i = 0; i < fNumFillerRows; i++) { |
308 | oElements[elements.length + i] = FILLER; | |
309 | } | |
310 | return oElements; | |
311 | } | |
312 | ||
313 | @Override | |
314 | public Object[] getChildren(Object parentElement) { | |
315 | if (parentElement instanceof ITimeGraphEntry) { | |
316 | return contentProvider.getChildren(parentElement); | |
317 | } | |
318 | return new Object[0]; | |
319 | } | |
320 | ||
321 | @Override | |
322 | public Object getParent(Object element) { | |
323 | if (element instanceof ITimeGraphEntry) { | |
324 | return contentProvider.getParent(element); | |
325 | } | |
326 | return null; | |
327 | } | |
328 | ||
329 | @Override | |
330 | public boolean hasChildren(Object element) { | |
331 | if (element instanceof ITimeGraphEntry) { | |
332 | return contentProvider.hasChildren(element); | |
333 | } | |
334 | return false; | |
335 | } | |
336 | } | |
337 | ||
338 | /** | |
339 | * The TreeLabelProviderWrapper is used to intercept the filler items | |
340 | * from the calls to the tree's real label provider. | |
341 | */ | |
658e0268 | 342 | private static class TreeLabelProviderWrapper implements ITableLabelProvider { |
837a2f8c PT |
343 | private final ITableLabelProvider labelProvider; |
344 | ||
345 | public TreeLabelProviderWrapper(ITableLabelProvider labelProvider) { | |
346 | this.labelProvider = labelProvider; | |
347 | } | |
348 | ||
349 | @Override | |
350 | public void addListener(ILabelProviderListener listener) { | |
351 | labelProvider.addListener(listener); | |
352 | } | |
353 | ||
354 | @Override | |
355 | public void dispose() { | |
356 | labelProvider.dispose(); | |
357 | } | |
358 | ||
359 | @Override | |
360 | public boolean isLabelProperty(Object element, String property) { | |
361 | if (element instanceof ITimeGraphEntry) { | |
362 | return labelProvider.isLabelProperty(element, property); | |
363 | } | |
364 | return false; | |
365 | } | |
366 | ||
367 | @Override | |
368 | public void removeListener(ILabelProviderListener listener) { | |
369 | labelProvider.removeListener(listener); | |
370 | } | |
371 | ||
372 | @Override | |
373 | public Image getColumnImage(Object element, int columnIndex) { | |
374 | if (element instanceof ITimeGraphEntry) { | |
375 | return labelProvider.getColumnImage(element, columnIndex); | |
376 | } | |
377 | return null; | |
378 | } | |
379 | ||
380 | @Override | |
381 | public String getColumnText(Object element, int columnIndex) { | |
382 | if (element instanceof ITimeGraphEntry) { | |
383 | return labelProvider.getColumnText(element, columnIndex); | |
384 | } | |
385 | return null; | |
386 | } | |
387 | ||
388 | } | |
389 | ||
390 | /** | |
391 | * The SelectionListenerWrapper is used to intercept the filler items from | |
392 | * the time graph combo's real selection listener, and to prevent double | |
393 | * notifications from being sent when selection changes in both tree and | |
394 | * time graph at the same time. | |
395 | */ | |
396 | private class SelectionListenerWrapper implements ISelectionChangedListener, ITimeGraphSelectionListener { | |
397 | private final ITimeGraphSelectionListener listener; | |
398 | private ITimeGraphEntry selection = null; | |
399 | ||
400 | public SelectionListenerWrapper(ITimeGraphSelectionListener listener) { | |
401 | this.listener = listener; | |
402 | } | |
403 | ||
404 | @Override | |
405 | public void selectionChanged(SelectionChangedEvent event) { | |
406 | if (fInhibitTreeSelection) { | |
407 | return; | |
408 | } | |
409 | Object element = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
410 | if (element instanceof ITimeGraphEntry) { | |
411 | ITimeGraphEntry entry = (ITimeGraphEntry) element; | |
412 | if (entry != selection) { | |
413 | selection = entry; | |
414 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
415 | } | |
416 | } | |
417 | } | |
418 | ||
419 | @Override | |
420 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
421 | ITimeGraphEntry entry = event.getSelection(); | |
422 | if (entry != selection) { | |
423 | selection = entry; | |
424 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
425 | } | |
426 | } | |
427 | } | |
428 | ||
6ac5a950 AM |
429 | /** |
430 | * The ViewerFilterWrapper is used to intercept the filler items from | |
431 | * the time graph combo's real ViewerFilters. These filler items should | |
432 | * always be visible. | |
433 | */ | |
658e0268 | 434 | private static class ViewerFilterWrapper extends ViewerFilter { |
6ac5a950 | 435 | |
f1fae91f | 436 | private ViewerFilter fWrappedFilter; |
6ac5a950 AM |
437 | |
438 | ViewerFilterWrapper(ViewerFilter filter) { | |
439 | super(); | |
440 | this.fWrappedFilter = filter; | |
441 | } | |
442 | ||
443 | @Override | |
444 | public boolean select(Viewer viewer, Object parentElement, Object element) { | |
445 | if (element instanceof ITimeGraphEntry) { | |
446 | return fWrappedFilter.select(viewer, parentElement, element); | |
447 | } | |
448 | return true; | |
449 | } | |
450 | ||
451 | } | |
452 | ||
837a2f8c PT |
453 | // ------------------------------------------------------------------------ |
454 | // Constructors | |
455 | // ------------------------------------------------------------------------ | |
456 | ||
457 | /** | |
458 | * Constructs a new instance of this class given its parent | |
459 | * and a style value describing its behavior and appearance. | |
460 | * | |
461 | * @param parent a widget which will be the parent of the new instance (cannot be null) | |
462 | * @param style the style of widget to construct | |
463 | */ | |
464 | public TimeGraphCombo(Composite parent, int style) { | |
4999a196 GB |
465 | this(parent, style, DEFAULT_WEIGHTS); |
466 | } | |
467 | ||
468 | /** | |
469 | * Constructs a new instance of this class given its parent and a style | |
470 | * value describing its behavior and appearance. | |
471 | * | |
472 | * @param parent | |
473 | * a widget which will be the parent of the new instance (cannot | |
474 | * be null) | |
475 | * @param style | |
476 | * the style of widget to construct | |
477 | * @param weights | |
d2e4afa7 | 478 | * The array (length 2) of relative weights of each side of the sash form |
4999a196 GB |
479 | */ |
480 | public TimeGraphCombo(Composite parent, int style, int[] weights) { | |
837a2f8c PT |
481 | super(parent, style); |
482 | setLayout(new FillLayout()); | |
483 | ||
d2e4afa7 | 484 | fSashForm = new SashForm(this, SWT.NONE); |
837a2f8c | 485 | |
f6de5bef MAL |
486 | /* |
487 | * In Windows, SWT.H_SCROLL | SWT.NO_SCROLL is not properly supported, | |
488 | * both scroll bars are always created. See Tree.checkStyle: "Even when | |
489 | * WS_HSCROLL or WS_VSCROLL is not specified, Windows creates trees and | |
490 | * tables with scroll bars." | |
491 | */ | |
492 | fScrollBarsInTreeWorkaround = "win32".equals(SWT.getPlatform()); //$NON-NLS-1$ | |
493 | ||
494 | int scrollBarStyle = fScrollBarsInTreeWorkaround ? SWT.H_SCROLL : SWT.H_SCROLL | SWT.NO_SCROLL; | |
495 | ||
496 | fTreeViewer = new TreeViewer(fSashForm, SWT.FULL_SELECTION | scrollBarStyle); | |
4c9c0c87 | 497 | fTreeViewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS); |
837a2f8c PT |
498 | final Tree tree = fTreeViewer.getTree(); |
499 | tree.setHeaderVisible(true); | |
500 | tree.setLinesVisible(true); | |
501 | ||
3bd20aa6 | 502 | fTimeGraphViewer = new TimeGraphViewerExtension(fSashForm, SWT.NONE, tree); |
837a2f8c | 503 | |
f6de5bef MAL |
504 | if (fScrollBarsInTreeWorkaround) { |
505 | // Feature in Windows. The tree vertical bar reappears when | |
506 | // the control is resized so we need to hide it again. | |
507 | tree.addControlListener(new ControlAdapter() { | |
508 | private int depth = 0; | |
509 | ||
510 | @Override | |
511 | public void controlResized(ControlEvent e) { | |
512 | if (depth == 0) { | |
513 | depth++; | |
514 | tree.getVerticalBar().setEnabled(false); | |
515 | // this can trigger controlResized recursively | |
516 | tree.getVerticalBar().setVisible(false); | |
517 | depth--; | |
518 | } | |
837a2f8c | 519 | } |
f6de5bef MAL |
520 | }); |
521 | } | |
3573a01c MAL |
522 | // Bug in Linux. The tree header height is 0 in constructor, |
523 | // so we need to reset it later when the control is painted. | |
524 | // This work around used to be done on control resized but the header | |
525 | // height was not initialized on the initial resize on GTK3. | |
526 | tree.addPaintListener(new PaintListener() { | |
527 | @Override | |
528 | public void paintControl(PaintEvent e) { | |
529 | int headerHeight = tree.getHeaderHeight(); | |
530 | if (headerHeight > 0) { | |
531 | fTimeGraphViewer.setHeaderHeight(headerHeight); | |
532 | tree.removePaintListener(this); | |
533 | } | |
837a2f8c PT |
534 | } |
535 | }); | |
536 | ||
72bf2314 MK |
537 | tree.addDisposeListener(e -> { |
538 | if (fTreeFont != null) { | |
539 | fTreeFont.dispose(); | |
3bd20aa6 PT |
540 | } |
541 | }); | |
542 | ||
837a2f8c PT |
543 | // ensure synchronization of expanded items between tree and time graph |
544 | fTreeViewer.addTreeListener(new ITreeViewerListener() { | |
545 | @Override | |
546 | public void treeCollapsed(TreeExpansionEvent event) { | |
547 | fTimeGraphViewer.setExpandedState((ITimeGraphEntry) event.getElement(), false); | |
588dff10 PT |
548 | // queue the alignment update because the tree items may only be |
549 | // actually collapsed after the listeners have been notified | |
550 | fVisibleExpandedItems = null; // invalidate the cache | |
551 | getDisplay().asyncExec(new Runnable() { | |
552 | @Override | |
553 | public void run() { | |
554 | alignTreeItems(true); | |
555 | }}); | |
837a2f8c PT |
556 | } |
557 | ||
558 | @Override | |
559 | public void treeExpanded(TreeExpansionEvent event) { | |
e7708b02 PT |
560 | ITimeGraphEntry entry = (ITimeGraphEntry) event.getElement(); |
561 | fTimeGraphViewer.setExpandedState(entry, true); | |
70e10acc | 562 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 563 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
564 | if (child.hasChildren()) { |
565 | boolean expanded = expandedElements.contains(child); | |
566 | fTimeGraphViewer.setExpandedState(child, expanded); | |
567 | } | |
e7708b02 | 568 | } |
588dff10 PT |
569 | // queue the alignment update because the tree items may only be |
570 | // actually expanded after the listeners have been notified | |
571 | fVisibleExpandedItems = null; // invalidate the cache | |
837a2f8c PT |
572 | getDisplay().asyncExec(new Runnable() { |
573 | @Override | |
574 | public void run() { | |
588dff10 | 575 | alignTreeItems(true); |
837a2f8c PT |
576 | }}); |
577 | } | |
578 | }); | |
579 | ||
580 | // ensure synchronization of expanded items between tree and time graph | |
581 | fTimeGraphViewer.addTreeListener(new ITimeGraphTreeListener() { | |
582 | @Override | |
583 | public void treeCollapsed(TimeGraphTreeExpansionEvent event) { | |
584 | fTreeViewer.setExpandedState(event.getEntry(), false); | |
588dff10 | 585 | alignTreeItems(true); |
837a2f8c PT |
586 | } |
587 | ||
588 | @Override | |
589 | public void treeExpanded(TimeGraphTreeExpansionEvent event) { | |
e7708b02 PT |
590 | ITimeGraphEntry entry = event.getEntry(); |
591 | fTreeViewer.setExpandedState(entry, true); | |
70e10acc | 592 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 593 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
594 | if (child.hasChildren()) { |
595 | boolean expanded = expandedElements.contains(child); | |
596 | fTimeGraphViewer.setExpandedState(child, expanded); | |
597 | } | |
e7708b02 | 598 | } |
588dff10 | 599 | alignTreeItems(true); |
837a2f8c PT |
600 | } |
601 | }); | |
602 | ||
603 | // prevent mouse button from selecting a filler tree item | |
72bf2314 MK |
604 | tree.addListener(SWT.MouseDown, event -> { |
605 | TreeItem treeItem = tree.getItem(new Point(event.x, event.y)); | |
606 | if (treeItem == null || treeItem.getData() == FILLER) { | |
607 | event.doit = false; | |
608 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); | |
609 | if (treeItems.size() == 0) { | |
837a2f8c PT |
610 | fTreeViewer.setSelection(new StructuredSelection()); |
611 | fTimeGraphViewer.setSelection(null); | |
72bf2314 | 612 | return; |
837a2f8c | 613 | } |
72bf2314 MK |
614 | // this prevents from scrolling up when selecting |
615 | // the partially visible tree item at the bottom | |
616 | tree.select(treeItems.get(treeItems.size() - 1)); | |
617 | fTreeViewer.setSelection(new StructuredSelection()); | |
618 | fTimeGraphViewer.setSelection(null); | |
837a2f8c PT |
619 | } |
620 | }); | |
621 | ||
622 | // prevent mouse wheel from scrolling down into filler tree items | |
72bf2314 MK |
623 | tree.addListener(SWT.MouseWheel, event -> { |
624 | event.doit = false; | |
625 | if (event.count == 0) { | |
626 | return; | |
837a2f8c | 627 | } |
72bf2314 MK |
628 | Slider scrollBar = fTimeGraphViewer.getVerticalBar(); |
629 | fTimeGraphViewer.setTopIndex(scrollBar.getSelection() - event.count); | |
630 | alignTreeItems(false); | |
837a2f8c PT |
631 | }); |
632 | ||
633 | // prevent key stroke from selecting a filler tree item | |
72bf2314 MK |
634 | tree.addListener(SWT.KeyDown, event -> { |
635 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); | |
636 | if (treeItems.size() == 0) { | |
637 | fTreeViewer.setSelection(new StructuredSelection()); | |
638 | event.doit = false; | |
639 | return; | |
837a2f8c | 640 | } |
72bf2314 MK |
641 | if (event.keyCode == SWT.ARROW_DOWN) { |
642 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + 1, treeItems.size() - 1); | |
643 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
644 | event.doit = false; | |
645 | } else if (event.keyCode == SWT.PAGE_DOWN) { | |
646 | int height = tree.getSize().y - tree.getHeaderHeight() - tree.getHorizontalBar().getSize().y; | |
647 | int countPerPage = height / getItemHeight(tree, false); | |
648 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + countPerPage - 1, treeItems.size() - 1); | |
649 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
650 | event.doit = false; | |
651 | } else if (event.keyCode == SWT.END) { | |
652 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(treeItems.size() - 1).getData()); | |
653 | event.doit = false; | |
654 | } else if ((event.character == '+' || event.character == '=') && ((event.stateMask & SWT.CTRL) != 0)) { | |
655 | fTimeGraphViewer.getTimeGraphControl().keyPressed(new KeyEvent(event)); | |
656 | return; | |
657 | } else if (event.character == '-' && ((event.stateMask & SWT.CTRL) != 0)) { | |
658 | fTimeGraphViewer.getTimeGraphControl().keyPressed(new KeyEvent(event)); | |
659 | return; | |
660 | } else if (event.character == '0' && ((event.stateMask & SWT.CTRL) != 0)) { | |
661 | fTimeGraphViewer.getTimeGraphControl().keyPressed(new KeyEvent(event)); | |
662 | return; | |
663 | } else { | |
664 | return; | |
665 | } | |
666 | if (fTimeGraphViewer.getSelectionIndex() >= 0) { | |
667 | fTreeViewer.setSelection(new StructuredSelection(fTimeGraphViewer.getSelection())); | |
668 | } else { | |
669 | fTreeViewer.setSelection(new StructuredSelection()); | |
670 | } | |
671 | alignTreeItems(false); | |
837a2f8c PT |
672 | }); |
673 | ||
674 | // ensure alignment of top item between tree and time graph | |
675 | fTimeGraphViewer.getTimeGraphControl().addControlListener(new ControlAdapter() { | |
676 | @Override | |
677 | public void controlResized(ControlEvent e) { | |
588dff10 | 678 | alignTreeItems(false); |
837a2f8c PT |
679 | } |
680 | }); | |
681 | ||
682 | // ensure synchronization of selected item between tree and time graph | |
72bf2314 MK |
683 | fTreeViewer.addSelectionChangedListener(event -> { |
684 | if (fInhibitTreeSelection) { | |
685 | return; | |
686 | } | |
687 | if (event.getSelection() instanceof IStructuredSelection) { | |
688 | Object selection = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
689 | if (selection instanceof ITimeGraphEntry) { | |
690 | fTimeGraphViewer.setSelection((ITimeGraphEntry) selection); | |
837a2f8c | 691 | } |
72bf2314 | 692 | alignTreeItems(false); |
837a2f8c PT |
693 | } |
694 | }); | |
695 | ||
696 | // ensure synchronization of selected item between tree and time graph | |
72bf2314 MK |
697 | fTimeGraphViewer.addSelectionListener(event -> { |
698 | ITimeGraphEntry entry = fTimeGraphViewer.getSelection(); | |
699 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
700 | if (entry != null) { | |
701 | StructuredSelection selection = new StructuredSelection(entry); | |
702 | fTreeViewer.setSelection(selection); | |
703 | } else { | |
704 | fTreeViewer.setSelection(new StructuredSelection()); | |
837a2f8c | 705 | } |
72bf2314 MK |
706 | fInhibitTreeSelection = false; |
707 | alignTreeItems(false); | |
837a2f8c PT |
708 | }); |
709 | ||
710 | // ensure alignment of top item between tree and time graph | |
711 | fTimeGraphViewer.getVerticalBar().addSelectionListener(new SelectionAdapter() { | |
712 | @Override | |
713 | public void widgetSelected(SelectionEvent e) { | |
588dff10 | 714 | alignTreeItems(false); |
837a2f8c PT |
715 | } |
716 | }); | |
717 | ||
718 | // ensure alignment of top item between tree and time graph | |
72bf2314 MK |
719 | fTimeGraphViewer.getTimeGraphControl().addMouseWheelListener(e -> { |
720 | if (e.count == 0) { | |
721 | return; | |
837a2f8c | 722 | } |
72bf2314 | 723 | alignTreeItems(false); |
837a2f8c PT |
724 | }); |
725 | ||
726 | // ensure the tree has focus control when mouse is over it if the time graph had control | |
727 | fTreeViewer.getControl().addMouseTrackListener(new MouseTrackAdapter() { | |
728 | @Override | |
729 | public void mouseEnter(MouseEvent e) { | |
730 | if (fTimeGraphViewer.getTimeGraphControl().isFocusControl()) { | |
731 | fTreeViewer.getControl().setFocus(); | |
732 | } | |
733 | } | |
734 | }); | |
735 | ||
736 | // ensure the time graph has focus control when mouse is over it if the tree had control | |
737 | fTimeGraphViewer.getTimeGraphControl().addMouseTrackListener(new MouseTrackAdapter() { | |
738 | @Override | |
739 | public void mouseEnter(MouseEvent e) { | |
740 | if (fTreeViewer.getControl().isFocusControl()) { | |
741 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
742 | } | |
743 | } | |
744 | }); | |
745 | fTimeGraphViewer.getTimeGraphScale().addMouseTrackListener(new MouseTrackAdapter() { | |
746 | @Override | |
747 | public void mouseEnter(MouseEvent e) { | |
748 | if (fTreeViewer.getControl().isFocusControl()) { | |
749 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
750 | } | |
751 | } | |
752 | }); | |
753 | ||
754 | // The filler rows are required to ensure alignment when the tree does not have a | |
755 | // visible horizontal scroll bar. The tree does not allow its top item to be set | |
756 | // to a value that would cause blank space to be drawn at the bottom of the tree. | |
3bd20aa6 | 757 | fNumFillerRows = Display.getDefault().getBounds().height / getItemHeight(tree, false); |
837a2f8c | 758 | |
d2e4afa7 MAL |
759 | fSashForm.setWeights(weights); |
760 | ||
761 | fTimeGraphViewer.getTimeGraphControl().addPaintListener(new PaintListener() { | |
762 | @Override | |
763 | public void paintControl(PaintEvent e) { | |
764 | // Sashes in a SashForm are being created on layout so add the | |
765 | // drag listener here | |
766 | if (fSashDragListener == null) { | |
767 | for (Control control : fSashForm.getChildren()) { | |
768 | if (control instanceof Sash) { | |
769 | fSashDragListener = new Listener() { | |
770 | ||
771 | @Override | |
772 | public void handleEvent(Event event) { | |
773 | sendTimeViewAlignmentChanged(); | |
774 | ||
775 | } | |
776 | }; | |
777 | control.removePaintListener(this); | |
778 | control.addListener(SWT.Selection, fSashDragListener); | |
779 | // There should be only one sash | |
780 | break; | |
781 | } | |
782 | } | |
783 | } | |
784 | } | |
785 | }); | |
786 | } | |
787 | ||
83d0971d | 788 | private void verticalZoom(boolean zoomIn) { |
3bd20aa6 PT |
789 | Tree tree = fTreeViewer.getTree(); |
790 | FontData fontData = tree.getFont().getFontData()[0]; | |
791 | int height = fontData.getHeight() + (zoomIn ? 1 : -1); | |
792 | if (height <= 0) { | |
83d0971d | 793 | return; |
3bd20aa6 PT |
794 | } |
795 | fontData.setHeight(height); | |
796 | if (fTreeFont != null) { | |
797 | fTreeFont.dispose(); | |
798 | } | |
799 | fTreeFont = new Font(tree.getDisplay(), fontData); | |
800 | tree.setFont(fTreeFont); | |
801 | redraw(); | |
802 | update(); | |
803 | fTimeGraphViewer.setHeaderHeight(tree.getHeaderHeight()); | |
804 | fTimeGraphViewer.setItemHeight(getItemHeight(tree, true)); | |
805 | alignTreeItems(false); | |
3bd20aa6 PT |
806 | } |
807 | ||
808 | private void resetVerticalZoom() { | |
809 | Tree tree = fTreeViewer.getTree(); | |
810 | if (fTreeFont != null) { | |
811 | fTreeFont.dispose(); | |
812 | fTreeFont = null; | |
813 | } | |
814 | tree.setFont(null); | |
815 | redraw(); | |
816 | update(); | |
817 | fTimeGraphViewer.setHeaderHeight(tree.getHeaderHeight()); | |
818 | fTimeGraphViewer.setItemHeight(getItemHeight(tree, true)); | |
819 | alignTreeItems(false); | |
3bd20aa6 PT |
820 | } |
821 | ||
d2e4afa7 MAL |
822 | private void sendTimeViewAlignmentChanged() { |
823 | TmfSignalManager.dispatchSignal(new TmfTimeViewAlignmentSignal(fSashForm, getTimeViewAlignmentInfo())); | |
837a2f8c PT |
824 | } |
825 | ||
826 | // ------------------------------------------------------------------------ | |
827 | // Accessors | |
828 | // ------------------------------------------------------------------------ | |
829 | ||
830 | /** | |
831 | * Returns this time graph combo's tree viewer. | |
832 | * | |
833 | * @return the tree viewer | |
834 | */ | |
835 | public TreeViewer getTreeViewer() { | |
836 | return fTreeViewer; | |
837 | } | |
838 | ||
839 | /** | |
840 | * Returns this time graph combo's time graph viewer. | |
841 | * | |
842 | * @return the time graph viewer | |
843 | */ | |
dfa0ef96 | 844 | public @NonNull TimeGraphViewer getTimeGraphViewer() { |
837a2f8c PT |
845 | return fTimeGraphViewer; |
846 | } | |
847 | ||
6ac5a950 | 848 | /** |
cfcfd964 PT |
849 | * Get the show filter dialog action. |
850 | * | |
851 | * @return The Action object | |
852 | * @since 2.0 | |
6ac5a950 | 853 | */ |
cfcfd964 PT |
854 | public ShowFilterDialogAction getShowFilterDialogAction() { |
855 | if (fShowFilterDialogAction == null) { | |
856 | fShowFilterDialogAction = new ShowFilterDialogAction(fTimeGraphViewer) { | |
857 | @Override | |
858 | protected void addFilter(ViewerFilter filter) { | |
859 | /* add filter to the combo instead of the viewer */ | |
860 | TimeGraphCombo.this.addFilter(filter); | |
8f28f9d8 | 861 | } |
cfcfd964 PT |
862 | |
863 | @Override | |
864 | protected void removeFilter(ViewerFilter filter) { | |
865 | /* remove filter from the combo instead of the viewer */ | |
866 | TimeGraphCombo.this.removeFilter(filter); | |
6ac5a950 | 867 | } |
6ac5a950 | 868 | |
6ac5a950 | 869 | @Override |
cfcfd964 PT |
870 | protected void refresh() { |
871 | /* refresh the combo instead of the viewer */ | |
872 | TimeGraphCombo.this.refresh(); | |
6ac5a950 AM |
873 | } |
874 | }; | |
6ac5a950 | 875 | } |
cfcfd964 | 876 | return fShowFilterDialogAction; |
6ac5a950 AM |
877 | } |
878 | ||
837a2f8c PT |
879 | // ------------------------------------------------------------------------ |
880 | // Control | |
881 | // ------------------------------------------------------------------------ | |
882 | ||
837a2f8c PT |
883 | @Override |
884 | public void redraw() { | |
885 | fTimeGraphViewer.getControl().redraw(); | |
886 | super.redraw(); | |
887 | } | |
888 | ||
3bd20aa6 PT |
889 | @Override |
890 | public void update() { | |
891 | fTimeGraphViewer.getControl().update(); | |
892 | super.update(); | |
893 | } | |
894 | ||
837a2f8c PT |
895 | // ------------------------------------------------------------------------ |
896 | // Operations | |
897 | // ------------------------------------------------------------------------ | |
898 | ||
899 | /** | |
900 | * Sets the tree content provider used by this time graph combo. | |
901 | * | |
902 | * @param contentProvider the tree content provider | |
903 | */ | |
904 | public void setTreeContentProvider(ITreeContentProvider contentProvider) { | |
905 | fTreeViewer.setContentProvider(new TreeContentProviderWrapper(contentProvider)); | |
906 | } | |
907 | ||
908 | /** | |
909 | * Sets the tree label provider used by this time graph combo. | |
910 | * | |
911 | * @param labelProvider the tree label provider | |
912 | */ | |
913 | public void setTreeLabelProvider(ITableLabelProvider labelProvider) { | |
914 | fTreeViewer.setLabelProvider(new TreeLabelProviderWrapper(labelProvider)); | |
915 | } | |
916 | ||
6ac5a950 AM |
917 | /** |
918 | * Sets the tree content provider used by the filter dialog | |
919 | * | |
920 | * @param contentProvider the tree content provider | |
6ac5a950 AM |
921 | */ |
922 | public void setFilterContentProvider(ITreeContentProvider contentProvider) { | |
cfcfd964 | 923 | getShowFilterDialogAction().getFilterDialog().setContentProvider(contentProvider); |
6ac5a950 AM |
924 | } |
925 | ||
926 | /** | |
927 | * Sets the tree label provider used by the filter dialog | |
928 | * | |
929 | * @param labelProvider the tree label provider | |
6ac5a950 AM |
930 | */ |
931 | public void setFilterLabelProvider(ITableLabelProvider labelProvider) { | |
cfcfd964 | 932 | getShowFilterDialogAction().getFilterDialog().setLabelProvider(labelProvider); |
6ac5a950 AM |
933 | } |
934 | ||
b97d61f0 CM |
935 | /** |
936 | * Adds a "check active" button used by the filter dialog | |
937 | * | |
938 | * @param activeProvider | |
939 | * Additional button info specific to a certain view. | |
940 | * @since 1.0 | |
941 | */ | |
942 | public void addTimeGraphFilterCheckActiveButton(ITimeGraphEntryActiveProvider activeProvider) { | |
cfcfd964 | 943 | getShowFilterDialogAction().getFilterDialog().addTimeGraphFilterCheckActiveButton(activeProvider); |
b97d61f0 CM |
944 | } |
945 | ||
946 | /** | |
947 | * Adds an "uncheck inactive" button used by the filter dialog | |
948 | * | |
949 | * @param inactiveProvider | |
950 | * Additional button info specific to a certain view. | |
951 | * @since 1.0 | |
952 | */ | |
953 | public void addTimeGraphFilterUncheckInactiveButton(ITimeGraphEntryActiveProvider inactiveProvider) { | |
cfcfd964 | 954 | getShowFilterDialogAction().getFilterDialog().addTimeGraphFilterUncheckInactiveButton(inactiveProvider); |
b97d61f0 CM |
955 | } |
956 | ||
837a2f8c PT |
957 | /** |
958 | * Sets the tree columns for this time graph combo. | |
959 | * | |
960 | * @param columnNames the tree column names | |
961 | */ | |
962 | public void setTreeColumns(String[] columnNames) { | |
963 | final Tree tree = fTreeViewer.getTree(); | |
964 | for (String columnName : columnNames) { | |
965 | TreeColumn column = new TreeColumn(tree, SWT.LEFT); | |
bfb2be9d | 966 | column.setMoveable(true); |
837a2f8c PT |
967 | column.setText(columnName); |
968 | column.pack(); | |
969 | } | |
970 | } | |
971 | ||
6ac5a950 AM |
972 | /** |
973 | * Sets the tree columns for this time graph combo's filter dialog. | |
974 | * | |
975 | * @param columnNames the tree column names | |
6ac5a950 AM |
976 | */ |
977 | public void setFilterColumns(String[] columnNames) { | |
cfcfd964 | 978 | getShowFilterDialogAction().getFilterDialog().setColumnNames(columnNames); |
6ac5a950 AM |
979 | } |
980 | ||
837a2f8c | 981 | /** |
4c9c0c87 PT |
982 | * Sets the time graph content provider used by this time graph combo. |
983 | * | |
984 | * @param timeGraphContentProvider | |
985 | * the time graph content provider | |
4c9c0c87 PT |
986 | */ |
987 | public void setTimeGraphContentProvider(ITimeGraphContentProvider timeGraphContentProvider) { | |
988 | fTimeGraphViewer.setTimeGraphContentProvider(timeGraphContentProvider); | |
989 | } | |
990 | ||
991 | /** | |
992 | * Sets the time graph presentation provider used by this time graph combo. | |
837a2f8c PT |
993 | * |
994 | * @param timeGraphProvider the time graph provider | |
995 | */ | |
996 | public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider) { | |
997 | fTimeGraphViewer.setTimeGraphProvider(timeGraphProvider); | |
998 | } | |
999 | ||
1000 | /** | |
1001 | * Sets or clears the input for this time graph combo. | |
837a2f8c PT |
1002 | * |
1003 | * @param input the input of this time graph combo, or <code>null</code> if none | |
1004 | */ | |
4c9c0c87 | 1005 | public void setInput(Object input) { |
837a2f8c PT |
1006 | fInhibitTreeSelection = true; |
1007 | fTreeViewer.setInput(input); | |
1008 | for (SelectionListenerWrapper listenerWrapper : fSelectionListenerMap.values()) { | |
1009 | listenerWrapper.selection = null; | |
1010 | } | |
1011 | fInhibitTreeSelection = false; | |
f6de5bef MAL |
1012 | if (fScrollBarsInTreeWorkaround) { |
1013 | fTreeViewer.getTree().getVerticalBar().setEnabled(false); | |
1014 | fTreeViewer.getTree().getVerticalBar().setVisible(false); | |
1015 | } | |
837a2f8c | 1016 | fTimeGraphViewer.setInput(input); |
3bd20aa6 | 1017 | fTimeGraphViewer.setItemHeight(getItemHeight(fTreeViewer.getTree(), false)); |
588dff10 PT |
1018 | // queue the alignment update because in Linux the item bounds are not |
1019 | // set properly until the tree has been painted at least once | |
1020 | fVisibleExpandedItems = null; // invalidate the cache | |
1021 | getDisplay().asyncExec(new Runnable() { | |
1022 | @Override | |
1023 | public void run() { | |
1024 | alignTreeItems(true); | |
1025 | }}); | |
837a2f8c PT |
1026 | } |
1027 | ||
4c9c0c87 PT |
1028 | /** |
1029 | * Gets the input for this time graph combo. | |
1030 | * | |
1031 | * @return The input of this time graph combo, or <code>null</code> if none | |
4c9c0c87 PT |
1032 | */ |
1033 | public Object getInput() { | |
1034 | return fTreeViewer.getInput(); | |
1035 | } | |
1036 | ||
bec1f1ac GB |
1037 | /** |
1038 | * Sets or clears the list of links to display on this combo | |
1039 | * | |
1040 | * @param links the links to display in this time graph combo | |
bec1f1ac GB |
1041 | */ |
1042 | public void setLinks(List<ILinkEvent> links) { | |
1043 | fTimeGraphViewer.setLinks(links); | |
1044 | } | |
1045 | ||
6ac5a950 AM |
1046 | /** |
1047 | * @param filter The filter object to be attached to the view | |
6ac5a950 | 1048 | */ |
367e2932 | 1049 | public void addFilter(@NonNull ViewerFilter filter) { |
cfcfd964 | 1050 | fInhibitTreeSelection = true; |
6ac5a950 AM |
1051 | ViewerFilter wrapper = new ViewerFilterWrapper(filter); |
1052 | fTreeViewer.addFilter(wrapper); | |
4923d7b9 | 1053 | fTimeGraphViewer.addFilter(filter); |
6ac5a950 | 1054 | fViewerFilterMap.put(filter, wrapper); |
588dff10 | 1055 | alignTreeItems(true); |
cfcfd964 | 1056 | fInhibitTreeSelection = false; |
6ac5a950 AM |
1057 | } |
1058 | ||
1059 | /** | |
1060 | * @param filter The filter object to be removed from the view | |
6ac5a950 | 1061 | */ |
367e2932 | 1062 | public void removeFilter(@NonNull ViewerFilter filter) { |
cfcfd964 | 1063 | fInhibitTreeSelection = true; |
6ac5a950 AM |
1064 | ViewerFilter wrapper = fViewerFilterMap.get(filter); |
1065 | fTreeViewer.removeFilter(wrapper); | |
4923d7b9 | 1066 | fTimeGraphViewer.removeFilter(filter); |
6ac5a950 | 1067 | fViewerFilterMap.remove(filter); |
588dff10 | 1068 | alignTreeItems(true); |
cfcfd964 | 1069 | fInhibitTreeSelection = false; |
6ac5a950 AM |
1070 | } |
1071 | ||
4923d7b9 PT |
1072 | /** |
1073 | * Returns this viewer's filters. | |
1074 | * | |
1075 | * @return an array of viewer filters | |
1076 | * @since 2.0 | |
1077 | */ | |
367e2932 | 1078 | public @NonNull ViewerFilter[] getFilters() { |
4923d7b9 PT |
1079 | return fTimeGraphViewer.getFilters(); |
1080 | } | |
1081 | ||
1082 | /** | |
1083 | * Sets the filters, replacing any previous filters, and triggers | |
1084 | * refiltering of the elements. | |
1085 | * | |
1086 | * @param filters | |
1087 | * an array of viewer filters, or null | |
1088 | * @since 2.0 | |
1089 | */ | |
367e2932 | 1090 | public void setFilters(@NonNull ViewerFilter[] filters) { |
cfcfd964 | 1091 | fInhibitTreeSelection = true; |
4923d7b9 PT |
1092 | fViewerFilterMap.clear(); |
1093 | if (filters == null) { | |
1094 | fTreeViewer.resetFilters(); | |
1095 | } else { | |
1096 | for (ViewerFilter filter : filters) { | |
1097 | ViewerFilter wrapper = new ViewerFilterWrapper(filter); | |
1098 | fViewerFilterMap.put(filter, wrapper); | |
1099 | } | |
1100 | ViewerFilter[] wrappers = Iterables.toArray(fViewerFilterMap.values(), ViewerFilter.class); | |
1101 | fTreeViewer.setFilters(wrappers); | |
1102 | } | |
1103 | fTimeGraphViewer.setFilters(filters); | |
1104 | alignTreeItems(true); | |
cfcfd964 | 1105 | fInhibitTreeSelection = false; |
4923d7b9 PT |
1106 | } |
1107 | ||
837a2f8c PT |
1108 | /** |
1109 | * Refreshes this time graph completely with information freshly obtained from its model. | |
1110 | */ | |
1111 | public void refresh() { | |
1112 | fInhibitTreeSelection = true; | |
4c9c0c87 | 1113 | Tree tree = fTreeViewer.getTree(); |
ece2fc5f PT |
1114 | try { |
1115 | tree.setRedraw(false); | |
1116 | fTreeViewer.refresh(); | |
ece2fc5f PT |
1117 | } finally { |
1118 | tree.setRedraw(true); | |
1119 | } | |
837a2f8c | 1120 | fTimeGraphViewer.refresh(); |
588dff10 | 1121 | alignTreeItems(true); |
837a2f8c PT |
1122 | fInhibitTreeSelection = false; |
1123 | } | |
1124 | ||
1125 | /** | |
1126 | * Adds a listener for selection changes in this time graph combo. | |
1127 | * | |
1128 | * @param listener a selection listener | |
1129 | */ | |
1130 | public void addSelectionListener(ITimeGraphSelectionListener listener) { | |
1131 | SelectionListenerWrapper listenerWrapper = new SelectionListenerWrapper(listener); | |
1132 | fTreeViewer.addSelectionChangedListener(listenerWrapper); | |
1133 | fSelectionListenerMap.put(listener, listenerWrapper); | |
1134 | fTimeGraphViewer.addSelectionListener(listenerWrapper); | |
1135 | } | |
1136 | ||
1137 | /** | |
1138 | * Removes the given selection listener from this time graph combo. | |
1139 | * | |
1140 | * @param listener a selection changed listener | |
1141 | */ | |
1142 | public void removeSelectionListener(ITimeGraphSelectionListener listener) { | |
1143 | SelectionListenerWrapper listenerWrapper = fSelectionListenerMap.remove(listener); | |
1144 | fTreeViewer.removeSelectionChangedListener(listenerWrapper); | |
1145 | fTimeGraphViewer.removeSelectionListener(listenerWrapper); | |
1146 | } | |
1147 | ||
1148 | /** | |
1149 | * Sets the current selection for this time graph combo. | |
1150 | * | |
1151 | * @param selection the new selection | |
1152 | */ | |
1153 | public void setSelection(ITimeGraphEntry selection) { | |
1154 | fTimeGraphViewer.setSelection(selection); | |
1155 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
1156 | if (selection != null) { | |
1157 | StructuredSelection structuredSelection = new StructuredSelection(selection); | |
1158 | fTreeViewer.setSelection(structuredSelection); | |
1159 | } else { | |
1160 | fTreeViewer.setSelection(new StructuredSelection()); | |
1161 | } | |
1162 | fInhibitTreeSelection = false; | |
588dff10 | 1163 | alignTreeItems(false); |
837a2f8c PT |
1164 | } |
1165 | ||
f4617471 | 1166 | /** |
df0e3d5f PT |
1167 | * Sets the auto-expand level to be used for new entries discovered when |
1168 | * calling {@link #setInput(Object)} or {@link #refresh()}. The value 0 | |
1169 | * means that there is no auto-expand; 1 means that top-level entries are | |
1170 | * expanded, but not their children; 2 means that top-level entries are | |
1171 | * expanded, and their children, but not grand-children; and so on. | |
f4617471 PT |
1172 | * <p> |
1173 | * The value {@link #ALL_LEVELS} means that all subtrees should be expanded. | |
1174 | * </p> | |
df0e3d5f | 1175 | * |
f4617471 PT |
1176 | * @param level |
1177 | * non-negative level, or <code>ALL_LEVELS</code> to expand all | |
1178 | * levels of the tree | |
f4617471 PT |
1179 | */ |
1180 | public void setAutoExpandLevel(int level) { | |
1181 | fTimeGraphViewer.setAutoExpandLevel(level); | |
1182 | if (level <= 0) { | |
1183 | fTreeViewer.setAutoExpandLevel(level); | |
1184 | } else { | |
1185 | fTreeViewer.setAutoExpandLevel(level + 1); | |
1186 | } | |
1187 | } | |
1188 | ||
1189 | /** | |
1190 | * Returns the auto-expand level. | |
1191 | * | |
1192 | * @return non-negative level, or <code>ALL_LEVELS</code> if all levels of | |
1193 | * the tree are expanded automatically | |
1194 | * @see #setAutoExpandLevel | |
f4617471 PT |
1195 | */ |
1196 | public int getAutoExpandLevel() { | |
1197 | return fTimeGraphViewer.getAutoExpandLevel(); | |
1198 | } | |
1199 | ||
82467e47 BH |
1200 | /** |
1201 | * Get the expanded state of an entry. | |
1202 | * | |
1203 | * @param entry | |
1204 | * The entry | |
1205 | * @return true if the entry is expanded, false if collapsed | |
1206 | * @since 2.0 | |
1207 | */ | |
1208 | public boolean getExpandedState(ITimeGraphEntry entry) { | |
1209 | return fTimeGraphViewer.getExpandedState(entry); | |
1210 | } | |
1211 | ||
837a2f8c PT |
1212 | /** |
1213 | * Set the expanded state of an entry | |
1214 | * | |
1215 | * @param entry | |
1216 | * The entry to expand/collapse | |
1217 | * @param expanded | |
1218 | * True for expanded, false for collapsed | |
837a2f8c PT |
1219 | */ |
1220 | public void setExpandedState(ITimeGraphEntry entry, boolean expanded) { | |
1221 | fTimeGraphViewer.setExpandedState(entry, expanded); | |
1222 | fTreeViewer.setExpandedState(entry, expanded); | |
588dff10 | 1223 | alignTreeItems(true); |
837a2f8c PT |
1224 | } |
1225 | ||
1226 | /** | |
1227 | * Collapses all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1228 | */ |
1229 | public void collapseAll() { | |
1230 | fTimeGraphViewer.collapseAll(); | |
1231 | fTreeViewer.collapseAll(); | |
588dff10 | 1232 | alignTreeItems(true); |
837a2f8c PT |
1233 | } |
1234 | ||
1235 | /** | |
1236 | * Expands all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1237 | */ |
1238 | public void expandAll() { | |
1239 | fTimeGraphViewer.expandAll(); | |
1240 | fTreeViewer.expandAll(); | |
588dff10 | 1241 | alignTreeItems(true); |
837a2f8c PT |
1242 | } |
1243 | ||
1244 | // ------------------------------------------------------------------------ | |
1245 | // Internal | |
1246 | // ------------------------------------------------------------------------ | |
1247 | ||
588dff10 PT |
1248 | private List<TreeItem> getVisibleExpandedItems(Tree tree, boolean refresh) { |
1249 | if (fVisibleExpandedItems == null || refresh) { | |
df0e3d5f PT |
1250 | List<TreeItem> visibleExpandedItems = new ArrayList<>(); |
1251 | addVisibleExpandedItems(visibleExpandedItems, tree.getItems()); | |
1252 | fVisibleExpandedItems = visibleExpandedItems; | |
837a2f8c | 1253 | } |
588dff10 | 1254 | return fVisibleExpandedItems; |
837a2f8c PT |
1255 | } |
1256 | ||
df0e3d5f PT |
1257 | private void addVisibleExpandedItems(List<TreeItem> visibleExpandedItems, TreeItem[] items) { |
1258 | for (TreeItem item : items) { | |
1259 | Object data = item.getData(); | |
1260 | if (data == FILLER) { | |
1261 | break; | |
1262 | } | |
1263 | visibleExpandedItems.add(item); | |
1264 | boolean expandedState = fTimeGraphViewer.getExpandedState((ITimeGraphEntry) data); | |
1265 | if (item.getExpanded() != expandedState) { | |
1266 | /* synchronize the expanded state of both viewers */ | |
1267 | fTreeViewer.setExpandedState(data, expandedState); | |
1268 | } | |
1269 | if (expandedState) { | |
1270 | addVisibleExpandedItems(visibleExpandedItems, item.getItems()); | |
837a2f8c PT |
1271 | } |
1272 | } | |
837a2f8c PT |
1273 | } |
1274 | ||
3bd20aa6 | 1275 | private int getItemHeight(final Tree tree, boolean force) { |
837a2f8c PT |
1276 | /* |
1277 | * Bug in Linux. The method getItemHeight doesn't always return the correct value. | |
1278 | */ | |
1279 | if (fLinuxItemHeight >= 0 && System.getProperty("os.name").contains("Linux")) { //$NON-NLS-1$ //$NON-NLS-2$ | |
3bd20aa6 | 1280 | if (fLinuxItemHeight != 0 && !force) { |
837a2f8c PT |
1281 | return fLinuxItemHeight; |
1282 | } | |
ff2990ed BH |
1283 | |
1284 | if (getVisibleExpandedItems(tree, true).size() > 1) { | |
837a2f8c PT |
1285 | PaintListener paintListener = new PaintListener() { |
1286 | @Override | |
1287 | public void paintControl(PaintEvent e) { | |
ff2990ed BH |
1288 | // get the treeItems here to have all items |
1289 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, true); | |
1290 | if (treeItems.size() < 2) { | |
1291 | return; | |
1292 | } | |
1293 | final TreeItem treeItem0 = treeItems.get(0); | |
1294 | final TreeItem treeItem1 = treeItems.get(1); | |
837a2f8c PT |
1295 | tree.removePaintListener(this); |
1296 | int y0 = treeItem0.getBounds().y; | |
1297 | int y1 = treeItem1.getBounds().y; | |
1298 | int itemHeight = y1 - y0; | |
1299 | if (itemHeight > 0) { | |
1300 | fLinuxItemHeight = itemHeight; | |
1301 | fTimeGraphViewer.setItemHeight(itemHeight); | |
1302 | } | |
1303 | } | |
1304 | }; | |
1305 | tree.addPaintListener(paintListener); | |
1306 | } | |
1307 | } else { | |
1308 | fLinuxItemHeight = -1; // Not Linux, don't perform os.name check anymore | |
1309 | } | |
1310 | return tree.getItemHeight(); | |
1311 | } | |
1312 | ||
588dff10 | 1313 | private void alignTreeItems(boolean refreshExpandedItems) { |
1e5c4376 | 1314 | |
588dff10 PT |
1315 | // align the tree top item with the time graph top item |
1316 | Tree tree = fTreeViewer.getTree(); | |
1317 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, refreshExpandedItems); | |
1318 | int topIndex = fTimeGraphViewer.getTopIndex(); | |
1319 | if (topIndex >= treeItems.size()) { | |
1320 | return; | |
1321 | } | |
1322 | TreeItem item = treeItems.get(topIndex); | |
1323 | tree.setTopItem(item); | |
4e1ebbca PT |
1324 | /* |
1325 | * In GTK3, the bounds of the tree items are only sure to be correct | |
1326 | * after the tree has been painted. | |
1327 | */ | |
1328 | tree.addPaintListener(new PaintListener() { | |
1329 | @Override | |
1330 | public void paintControl(PaintEvent e) { | |
1331 | tree.removePaintListener(this); | |
1332 | doAlignTreeItems(); | |
1333 | redraw(); | |
179d1473 PT |
1334 | /* |
1335 | * Bug in GTK. Calling setTopItem() can scroll to the wrong item | |
1336 | * when the 'tree view' is dirty. Set it again once it is clean. | |
1337 | */ | |
1338 | if (SWT.getPlatform().equals("gtk")) { //$NON-NLS-1$ | |
179d1473 | 1339 | tree.getDisplay().asyncExec(() -> { |
1e5c4376 BH |
1340 | TreeItem topItem = tree.getTopItem(); |
1341 | if (!tree.isDisposed() && topItem != null && !topItem.isDisposed()) { | |
359af2ed PT |
1342 | tree.setTopItem(topItem); |
1343 | } | |
179d1473 PT |
1344 | }); |
1345 | } | |
4e1ebbca PT |
1346 | } |
1347 | }); | |
1348 | /* Make sure the paint event is triggered. */ | |
1349 | tree.redraw(); | |
1350 | } | |
1351 | ||
1352 | private void doAlignTreeItems() { | |
1353 | Tree tree = fTreeViewer.getTree(); | |
1354 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); | |
1355 | int topIndex = fTimeGraphViewer.getTopIndex(); | |
1356 | if (topIndex >= treeItems.size()) { | |
1357 | return; | |
1358 | } | |
1359 | TreeItem item = treeItems.get(topIndex); | |
1360 | ||
3bd20aa6 PT |
1361 | // get the first filler item so we can calculate the last item's height |
1362 | TreeItem fillerItem = null; | |
1363 | for (TreeItem treeItem : fTreeViewer.getTree().getItems()) { | |
1364 | if (treeItem.getData() == FILLER) { | |
1365 | fillerItem = treeItem; | |
1366 | break; | |
1367 | } | |
1368 | } | |
1369 | ||
588dff10 PT |
1370 | // ensure the time graph item heights are equal to the tree item heights |
1371 | int treeHeight = fTreeViewer.getTree().getBounds().height; | |
1372 | int index = topIndex; | |
1373 | Rectangle bounds = item.getBounds(); | |
3bd20aa6 | 1374 | while (index < treeItems.size()) { |
588dff10 PT |
1375 | if (bounds.y > treeHeight) { |
1376 | break; | |
1377 | } | |
3bd20aa6 PT |
1378 | TreeItem nextItem = (index + 1 == treeItems.size()) ? fillerItem : treeItems.get(index + 1); |
1379 | Rectangle nextBounds = alignTreeItem(item, bounds, nextItem); | |
588dff10 PT |
1380 | index++; |
1381 | item = nextItem; | |
1382 | bounds = nextBounds; | |
1383 | } | |
3bd20aa6 PT |
1384 | |
1385 | /* | |
1386 | * When an item's height in the time graph changes, it is possible that | |
1387 | * the time graph readjusts its top index to fill empty space at the | |
1388 | * bottom of the viewer. Calling method setTopIndex() triggers this | |
1389 | * adjustment, if needed. In that case, we need to make sure that the | |
1390 | * newly visible items at the top of the viewer are also aligned. | |
1391 | */ | |
1392 | fTimeGraphViewer.setTopIndex(topIndex); | |
4e1ebbca PT |
1393 | if (fTimeGraphViewer.getTopIndex() != topIndex) { |
1394 | alignTreeItems(false); | |
3bd20aa6 PT |
1395 | } |
1396 | } | |
1397 | ||
1398 | private Rectangle alignTreeItem(TreeItem item, Rectangle bounds, TreeItem nextItem) { | |
1399 | /* | |
1400 | * Bug in Linux. The method getBounds doesn't always return the correct height. | |
1401 | * Use the difference of y position between items to calculate the height. | |
1402 | */ | |
1403 | Rectangle nextBounds = nextItem.getBounds(); | |
1404 | Integer itemHeight = nextBounds.y - bounds.y; | |
1405 | if (itemHeight > 0) { | |
1406 | ITimeGraphEntry entry = (ITimeGraphEntry) item.getData(); | |
1407 | fTimeGraphViewer.getTimeGraphControl().setItemHeight(entry, itemHeight); | |
1408 | } | |
1409 | return nextBounds; | |
588dff10 PT |
1410 | } |
1411 | ||
d2e4afa7 MAL |
1412 | /** |
1413 | * Return the time alignment information | |
1414 | * | |
1415 | * @return the time alignment information | |
1416 | * | |
1417 | * @see ITmfTimeAligned | |
1418 | * | |
1419 | * @since 1.0 | |
1420 | */ | |
1421 | public TmfTimeViewAlignmentInfo getTimeViewAlignmentInfo() { | |
d2e4afa7 | 1422 | Point location = fSashForm.toDisplay(0, 0); |
2e23a015 PT |
1423 | int timeAxisOffset = fTreeViewer.getControl().getSize().x + fSashForm.getSashWidth(); |
1424 | return new TmfTimeViewAlignmentInfo(fSashForm.getShell(), location, timeAxisOffset); | |
d2e4afa7 MAL |
1425 | } |
1426 | ||
1427 | /** | |
1428 | * Return the available width for the time-axis. | |
1429 | * | |
1430 | * @see ITmfTimeAligned | |
1431 | * | |
1432 | * @param requestedOffset | |
1433 | * the requested offset | |
1434 | * @return the available width for the time-axis | |
1435 | * | |
1436 | * @since 1.0 | |
1437 | */ | |
1438 | public int getAvailableWidth(int requestedOffset) { | |
89316ebe | 1439 | int vBarWidth = ((fTimeGraphViewer.getVerticalBar() != null) && (fTimeGraphViewer.getVerticalBar().isVisible())) ? fTimeGraphViewer.getVerticalBar().getSize().x : 0; |
d2e4afa7 | 1440 | int totalWidth = fSashForm.getBounds().width; |
89316ebe | 1441 | return Math.min(totalWidth, Math.max(0, totalWidth - requestedOffset - vBarWidth)); |
d2e4afa7 MAL |
1442 | } |
1443 | ||
1444 | /** | |
1445 | * Perform the alignment operation. | |
1446 | * | |
1447 | * @param offset | |
1448 | * the alignment offset | |
1449 | * @param width | |
1450 | * the alignment width | |
1451 | * | |
1452 | * @see ITmfTimeAligned | |
1453 | * | |
1454 | * @since 1.0 | |
1455 | */ | |
1456 | public void performAlign(int offset, int width) { | |
1457 | int total = fSashForm.getBounds().width; | |
1458 | int timeAxisOffset = Math.min(offset, total); | |
c34ab48a PT |
1459 | int width1 = Math.max(0, timeAxisOffset - fSashForm.getSashWidth()); |
1460 | int width2 = total - timeAxisOffset; | |
40f88571 MAL |
1461 | if (width1 >= 0 && width2 > 0 || width1 > 0 && width2 >= 0) { |
1462 | fSashForm.setWeights(new int[] { width1, width2 }); | |
1463 | fSashForm.layout(); | |
1464 | } | |
d2e4afa7 MAL |
1465 | |
1466 | Composite composite = fTimeGraphViewer.getTimeAlignedComposite(); | |
1467 | GridLayout layout = (GridLayout) composite.getLayout(); | |
1468 | int timeBasedControlsWidth = composite.getSize().x; | |
1469 | int marginSize = timeBasedControlsWidth - width; | |
1470 | layout.marginRight = Math.max(0, marginSize); | |
1471 | composite.layout(); | |
1472 | } | |
837a2f8c | 1473 | } |