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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; |
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; | |
44 | import org.eclipse.swt.events.MouseEvent; | |
45 | import org.eclipse.swt.events.MouseTrackAdapter; | |
46 | import org.eclipse.swt.events.MouseWheelListener; | |
47 | import org.eclipse.swt.events.PaintEvent; | |
48 | import org.eclipse.swt.events.PaintListener; | |
49 | import org.eclipse.swt.events.SelectionAdapter; | |
50 | import org.eclipse.swt.events.SelectionEvent; | |
51 | import org.eclipse.swt.graphics.Image; | |
52 | import org.eclipse.swt.graphics.Point; | |
588dff10 | 53 | import org.eclipse.swt.graphics.Rectangle; |
837a2f8c | 54 | import org.eclipse.swt.layout.FillLayout; |
d2e4afa7 | 55 | import org.eclipse.swt.layout.GridLayout; |
837a2f8c | 56 | import org.eclipse.swt.widgets.Composite; |
d2e4afa7 | 57 | import org.eclipse.swt.widgets.Control; |
837a2f8c PT |
58 | import org.eclipse.swt.widgets.Display; |
59 | import org.eclipse.swt.widgets.Event; | |
60 | import org.eclipse.swt.widgets.Listener; | |
d2e4afa7 | 61 | import org.eclipse.swt.widgets.Sash; |
837a2f8c PT |
62 | import org.eclipse.swt.widgets.Slider; |
63 | import org.eclipse.swt.widgets.Tree; | |
64 | import org.eclipse.swt.widgets.TreeColumn; | |
65 | import org.eclipse.swt.widgets.TreeItem; | |
d2e4afa7 MAL |
66 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalManager; |
67 | import org.eclipse.tracecompass.tmf.ui.signal.TmfTimeViewAlignmentInfo; | |
68 | import org.eclipse.tracecompass.tmf.ui.signal.TmfTimeViewAlignmentSignal; | |
69 | import org.eclipse.tracecompass.tmf.ui.views.ITmfTimeAligned; | |
b97d61f0 | 70 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.dialogs.ITimeGraphEntryActiveProvider; |
cfcfd964 | 71 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.dialogs.ShowFilterDialogAction; |
2bdf0193 AM |
72 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ILinkEvent; |
73 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
837a2f8c | 74 | |
4923d7b9 PT |
75 | import com.google.common.collect.Iterables; |
76 | ||
837a2f8c PT |
77 | /** |
78 | * Time graph "combo" view (with the list/tree on the left and the gantt chart | |
79 | * on the right) | |
80 | * | |
837a2f8c PT |
81 | * @author Patrick Tasse |
82 | */ | |
83 | public class TimeGraphCombo extends Composite { | |
84 | ||
85 | // ------------------------------------------------------------------------ | |
86 | // Constants | |
87 | // ------------------------------------------------------------------------ | |
88 | ||
ae09c4ad | 89 | /** Constant indicating that all levels of the time graph should be expanded */ |
f4617471 PT |
90 | public static final int ALL_LEVELS = AbstractTreeViewer.ALL_LEVELS; |
91 | ||
837a2f8c PT |
92 | private static final Object FILLER = new Object(); |
93 | ||
94 | // ------------------------------------------------------------------------ | |
95 | // Fields | |
96 | // ------------------------------------------------------------------------ | |
97 | ||
4999a196 | 98 | /** The tree viewer */ |
837a2f8c PT |
99 | private TreeViewer fTreeViewer; |
100 | ||
4999a196 | 101 | /** The time viewer */ |
dfa0ef96 | 102 | private @NonNull TimeGraphViewer fTimeGraphViewer; |
837a2f8c | 103 | |
4999a196 | 104 | /** The selection listener map */ |
507b1336 | 105 | private final Map<ITimeGraphSelectionListener, SelectionListenerWrapper> fSelectionListenerMap = new HashMap<>(); |
837a2f8c | 106 | |
4923d7b9 | 107 | /** The map of viewer filters to viewer filter wrappers */ |
507b1336 | 108 | private final Map<ViewerFilter, ViewerFilter> fViewerFilterMap = new HashMap<>(); |
6ac5a950 | 109 | |
4999a196 GB |
110 | /** |
111 | * Flag to block the tree selection changed listener when triggered by the | |
112 | * time graph combo | |
113 | */ | |
837a2f8c PT |
114 | private boolean fInhibitTreeSelection = false; |
115 | ||
4999a196 | 116 | /** Number of filler rows used by the tree content provider */ |
837a2f8c PT |
117 | private int fNumFillerRows; |
118 | ||
4999a196 | 119 | /** Calculated item height for Linux workaround */ |
837a2f8c PT |
120 | private int fLinuxItemHeight = 0; |
121 | ||
cfcfd964 PT |
122 | /** The action that opens the filter dialog */ |
123 | private ShowFilterDialogAction fShowFilterDialogAction; | |
6ac5a950 | 124 | |
4999a196 GB |
125 | /** Default weight of each part of the sash */ |
126 | private static final int[] DEFAULT_WEIGHTS = { 1, 1 }; | |
127 | ||
588dff10 PT |
128 | /** List of all expanded items whose parents are also expanded */ |
129 | private List<TreeItem> fVisibleExpandedItems = null; | |
130 | ||
d2e4afa7 MAL |
131 | private Listener fSashDragListener; |
132 | private SashForm fSashForm; | |
133 | ||
837a2f8c PT |
134 | // ------------------------------------------------------------------------ |
135 | // Classes | |
136 | // ------------------------------------------------------------------------ | |
137 | ||
138 | /** | |
139 | * The TreeContentProviderWrapper is used to insert filler items after | |
140 | * the elements of the tree's real content provider. | |
141 | */ | |
142 | private class TreeContentProviderWrapper implements ITreeContentProvider { | |
143 | private final ITreeContentProvider contentProvider; | |
144 | ||
145 | public TreeContentProviderWrapper(ITreeContentProvider contentProvider) { | |
146 | this.contentProvider = contentProvider; | |
147 | } | |
148 | ||
149 | @Override | |
150 | public void dispose() { | |
151 | contentProvider.dispose(); | |
152 | } | |
153 | ||
154 | @Override | |
155 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
156 | contentProvider.inputChanged(viewer, oldInput, newInput); | |
157 | } | |
158 | ||
159 | @Override | |
160 | public Object[] getElements(Object inputElement) { | |
161 | Object[] elements = contentProvider.getElements(inputElement); | |
162 | // add filler elements to ensure alignment with time analysis viewer | |
f1fae91f | 163 | Object[] oElements = Arrays.copyOf(elements, elements.length + fNumFillerRows, Object[].class); |
837a2f8c PT |
164 | for (int i = 0; i < fNumFillerRows; i++) { |
165 | oElements[elements.length + i] = FILLER; | |
166 | } | |
167 | return oElements; | |
168 | } | |
169 | ||
170 | @Override | |
171 | public Object[] getChildren(Object parentElement) { | |
172 | if (parentElement instanceof ITimeGraphEntry) { | |
173 | return contentProvider.getChildren(parentElement); | |
174 | } | |
175 | return new Object[0]; | |
176 | } | |
177 | ||
178 | @Override | |
179 | public Object getParent(Object element) { | |
180 | if (element instanceof ITimeGraphEntry) { | |
181 | return contentProvider.getParent(element); | |
182 | } | |
183 | return null; | |
184 | } | |
185 | ||
186 | @Override | |
187 | public boolean hasChildren(Object element) { | |
188 | if (element instanceof ITimeGraphEntry) { | |
189 | return contentProvider.hasChildren(element); | |
190 | } | |
191 | return false; | |
192 | } | |
193 | } | |
194 | ||
195 | /** | |
196 | * The TreeLabelProviderWrapper is used to intercept the filler items | |
197 | * from the calls to the tree's real label provider. | |
198 | */ | |
199 | private class TreeLabelProviderWrapper implements ITableLabelProvider { | |
200 | private final ITableLabelProvider labelProvider; | |
201 | ||
202 | public TreeLabelProviderWrapper(ITableLabelProvider labelProvider) { | |
203 | this.labelProvider = labelProvider; | |
204 | } | |
205 | ||
206 | @Override | |
207 | public void addListener(ILabelProviderListener listener) { | |
208 | labelProvider.addListener(listener); | |
209 | } | |
210 | ||
211 | @Override | |
212 | public void dispose() { | |
213 | labelProvider.dispose(); | |
214 | } | |
215 | ||
216 | @Override | |
217 | public boolean isLabelProperty(Object element, String property) { | |
218 | if (element instanceof ITimeGraphEntry) { | |
219 | return labelProvider.isLabelProperty(element, property); | |
220 | } | |
221 | return false; | |
222 | } | |
223 | ||
224 | @Override | |
225 | public void removeListener(ILabelProviderListener listener) { | |
226 | labelProvider.removeListener(listener); | |
227 | } | |
228 | ||
229 | @Override | |
230 | public Image getColumnImage(Object element, int columnIndex) { | |
231 | if (element instanceof ITimeGraphEntry) { | |
232 | return labelProvider.getColumnImage(element, columnIndex); | |
233 | } | |
234 | return null; | |
235 | } | |
236 | ||
237 | @Override | |
238 | public String getColumnText(Object element, int columnIndex) { | |
239 | if (element instanceof ITimeGraphEntry) { | |
240 | return labelProvider.getColumnText(element, columnIndex); | |
241 | } | |
242 | return null; | |
243 | } | |
244 | ||
245 | } | |
246 | ||
247 | /** | |
248 | * The SelectionListenerWrapper is used to intercept the filler items from | |
249 | * the time graph combo's real selection listener, and to prevent double | |
250 | * notifications from being sent when selection changes in both tree and | |
251 | * time graph at the same time. | |
252 | */ | |
253 | private class SelectionListenerWrapper implements ISelectionChangedListener, ITimeGraphSelectionListener { | |
254 | private final ITimeGraphSelectionListener listener; | |
255 | private ITimeGraphEntry selection = null; | |
256 | ||
257 | public SelectionListenerWrapper(ITimeGraphSelectionListener listener) { | |
258 | this.listener = listener; | |
259 | } | |
260 | ||
261 | @Override | |
262 | public void selectionChanged(SelectionChangedEvent event) { | |
263 | if (fInhibitTreeSelection) { | |
264 | return; | |
265 | } | |
266 | Object element = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
267 | if (element instanceof ITimeGraphEntry) { | |
268 | ITimeGraphEntry entry = (ITimeGraphEntry) element; | |
269 | if (entry != selection) { | |
270 | selection = entry; | |
271 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
272 | } | |
273 | } | |
274 | } | |
275 | ||
276 | @Override | |
277 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
278 | ITimeGraphEntry entry = event.getSelection(); | |
279 | if (entry != selection) { | |
280 | selection = entry; | |
281 | listener.selectionChanged(new TimeGraphSelectionEvent(event.getSource(), selection)); | |
282 | } | |
283 | } | |
284 | } | |
285 | ||
6ac5a950 AM |
286 | /** |
287 | * The ViewerFilterWrapper is used to intercept the filler items from | |
288 | * the time graph combo's real ViewerFilters. These filler items should | |
289 | * always be visible. | |
290 | */ | |
291 | private class ViewerFilterWrapper extends ViewerFilter { | |
292 | ||
f1fae91f | 293 | private ViewerFilter fWrappedFilter; |
6ac5a950 AM |
294 | |
295 | ViewerFilterWrapper(ViewerFilter filter) { | |
296 | super(); | |
297 | this.fWrappedFilter = filter; | |
298 | } | |
299 | ||
300 | @Override | |
301 | public boolean select(Viewer viewer, Object parentElement, Object element) { | |
302 | if (element instanceof ITimeGraphEntry) { | |
303 | return fWrappedFilter.select(viewer, parentElement, element); | |
304 | } | |
305 | return true; | |
306 | } | |
307 | ||
308 | } | |
309 | ||
837a2f8c PT |
310 | // ------------------------------------------------------------------------ |
311 | // Constructors | |
312 | // ------------------------------------------------------------------------ | |
313 | ||
314 | /** | |
315 | * Constructs a new instance of this class given its parent | |
316 | * and a style value describing its behavior and appearance. | |
317 | * | |
318 | * @param parent a widget which will be the parent of the new instance (cannot be null) | |
319 | * @param style the style of widget to construct | |
320 | */ | |
321 | public TimeGraphCombo(Composite parent, int style) { | |
4999a196 GB |
322 | this(parent, style, DEFAULT_WEIGHTS); |
323 | } | |
324 | ||
325 | /** | |
326 | * Constructs a new instance of this class given its parent and a style | |
327 | * value describing its behavior and appearance. | |
328 | * | |
329 | * @param parent | |
330 | * a widget which will be the parent of the new instance (cannot | |
331 | * be null) | |
332 | * @param style | |
333 | * the style of widget to construct | |
334 | * @param weights | |
d2e4afa7 | 335 | * The array (length 2) of relative weights of each side of the sash form |
4999a196 GB |
336 | */ |
337 | public TimeGraphCombo(Composite parent, int style, int[] weights) { | |
837a2f8c PT |
338 | super(parent, style); |
339 | setLayout(new FillLayout()); | |
340 | ||
d2e4afa7 | 341 | fSashForm = new SashForm(this, SWT.NONE); |
837a2f8c | 342 | |
d2e4afa7 | 343 | fTreeViewer = new TreeViewer(fSashForm, SWT.FULL_SELECTION | SWT.H_SCROLL); |
4c9c0c87 | 344 | fTreeViewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS); |
837a2f8c PT |
345 | final Tree tree = fTreeViewer.getTree(); |
346 | tree.setHeaderVisible(true); | |
347 | tree.setLinesVisible(true); | |
348 | ||
d2e4afa7 | 349 | fTimeGraphViewer = new TimeGraphViewer(fSashForm, SWT.NONE); |
837a2f8c PT |
350 | fTimeGraphViewer.setItemHeight(getItemHeight(tree)); |
351 | fTimeGraphViewer.setHeaderHeight(tree.getHeaderHeight()); | |
352 | fTimeGraphViewer.setBorderWidth(tree.getBorderWidth()); | |
353 | fTimeGraphViewer.setNameWidthPref(0); | |
354 | ||
355 | // Feature in Windows. The tree vertical bar reappears when | |
356 | // the control is resized so we need to hide it again. | |
837a2f8c | 357 | tree.addControlListener(new ControlAdapter() { |
f1fae91f | 358 | private int depth = 0; |
837a2f8c PT |
359 | @Override |
360 | public void controlResized(ControlEvent e) { | |
361 | if (depth == 0) { | |
362 | depth++; | |
363 | tree.getVerticalBar().setEnabled(false); | |
364 | // this can trigger controlResized recursively | |
365 | tree.getVerticalBar().setVisible(false); | |
366 | depth--; | |
367 | } | |
3573a01c MAL |
368 | } |
369 | }); | |
370 | // Bug in Linux. The tree header height is 0 in constructor, | |
371 | // so we need to reset it later when the control is painted. | |
372 | // This work around used to be done on control resized but the header | |
373 | // height was not initialized on the initial resize on GTK3. | |
374 | tree.addPaintListener(new PaintListener() { | |
375 | @Override | |
376 | public void paintControl(PaintEvent e) { | |
377 | int headerHeight = tree.getHeaderHeight(); | |
378 | if (headerHeight > 0) { | |
379 | fTimeGraphViewer.setHeaderHeight(headerHeight); | |
380 | tree.removePaintListener(this); | |
381 | } | |
837a2f8c PT |
382 | } |
383 | }); | |
384 | ||
385 | // ensure synchronization of expanded items between tree and time graph | |
386 | fTreeViewer.addTreeListener(new ITreeViewerListener() { | |
387 | @Override | |
388 | public void treeCollapsed(TreeExpansionEvent event) { | |
389 | fTimeGraphViewer.setExpandedState((ITimeGraphEntry) event.getElement(), false); | |
588dff10 PT |
390 | // queue the alignment update because the tree items may only be |
391 | // actually collapsed after the listeners have been notified | |
392 | fVisibleExpandedItems = null; // invalidate the cache | |
393 | getDisplay().asyncExec(new Runnable() { | |
394 | @Override | |
395 | public void run() { | |
396 | alignTreeItems(true); | |
397 | }}); | |
837a2f8c PT |
398 | } |
399 | ||
400 | @Override | |
401 | public void treeExpanded(TreeExpansionEvent event) { | |
e7708b02 PT |
402 | ITimeGraphEntry entry = (ITimeGraphEntry) event.getElement(); |
403 | fTimeGraphViewer.setExpandedState(entry, true); | |
70e10acc | 404 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 405 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
406 | if (child.hasChildren()) { |
407 | boolean expanded = expandedElements.contains(child); | |
408 | fTimeGraphViewer.setExpandedState(child, expanded); | |
409 | } | |
e7708b02 | 410 | } |
588dff10 PT |
411 | // queue the alignment update because the tree items may only be |
412 | // actually expanded after the listeners have been notified | |
413 | fVisibleExpandedItems = null; // invalidate the cache | |
837a2f8c PT |
414 | getDisplay().asyncExec(new Runnable() { |
415 | @Override | |
416 | public void run() { | |
588dff10 | 417 | alignTreeItems(true); |
837a2f8c PT |
418 | }}); |
419 | } | |
420 | }); | |
421 | ||
422 | // ensure synchronization of expanded items between tree and time graph | |
423 | fTimeGraphViewer.addTreeListener(new ITimeGraphTreeListener() { | |
424 | @Override | |
425 | public void treeCollapsed(TimeGraphTreeExpansionEvent event) { | |
426 | fTreeViewer.setExpandedState(event.getEntry(), false); | |
588dff10 | 427 | alignTreeItems(true); |
837a2f8c PT |
428 | } |
429 | ||
430 | @Override | |
431 | public void treeExpanded(TimeGraphTreeExpansionEvent event) { | |
e7708b02 PT |
432 | ITimeGraphEntry entry = event.getEntry(); |
433 | fTreeViewer.setExpandedState(entry, true); | |
70e10acc | 434 | Set<Object> expandedElements = new HashSet<>(Arrays.asList(fTreeViewer.getExpandedElements())); |
e7708b02 | 435 | for (ITimeGraphEntry child : entry.getChildren()) { |
70e10acc PT |
436 | if (child.hasChildren()) { |
437 | boolean expanded = expandedElements.contains(child); | |
438 | fTimeGraphViewer.setExpandedState(child, expanded); | |
439 | } | |
e7708b02 | 440 | } |
588dff10 | 441 | alignTreeItems(true); |
837a2f8c PT |
442 | } |
443 | }); | |
444 | ||
445 | // prevent mouse button from selecting a filler tree item | |
446 | tree.addListener(SWT.MouseDown, new Listener() { | |
447 | @Override | |
448 | public void handleEvent(Event event) { | |
449 | TreeItem treeItem = tree.getItem(new Point(event.x, event.y)); | |
450 | if (treeItem == null || treeItem.getData() == FILLER) { | |
451 | event.doit = false; | |
588dff10 | 452 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); |
837a2f8c PT |
453 | if (treeItems.size() == 0) { |
454 | fTreeViewer.setSelection(new StructuredSelection()); | |
455 | fTimeGraphViewer.setSelection(null); | |
456 | return; | |
457 | } | |
458 | // this prevents from scrolling up when selecting | |
459 | // the partially visible tree item at the bottom | |
460 | tree.select(treeItems.get(treeItems.size() - 1)); | |
461 | fTreeViewer.setSelection(new StructuredSelection()); | |
462 | fTimeGraphViewer.setSelection(null); | |
463 | } | |
464 | } | |
465 | }); | |
466 | ||
467 | // prevent mouse wheel from scrolling down into filler tree items | |
468 | tree.addListener(SWT.MouseWheel, new Listener() { | |
469 | @Override | |
470 | public void handleEvent(Event event) { | |
471 | event.doit = false; | |
472 | Slider scrollBar = fTimeGraphViewer.getVerticalBar(); | |
473 | fTimeGraphViewer.setTopIndex(scrollBar.getSelection() - event.count); | |
588dff10 | 474 | alignTreeItems(false); |
837a2f8c PT |
475 | } |
476 | }); | |
477 | ||
478 | // prevent key stroke from selecting a filler tree item | |
479 | tree.addListener(SWT.KeyDown, new Listener() { | |
480 | @Override | |
481 | public void handleEvent(Event event) { | |
588dff10 | 482 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, false); |
837a2f8c PT |
483 | if (treeItems.size() == 0) { |
484 | fTreeViewer.setSelection(new StructuredSelection()); | |
485 | event.doit = false; | |
486 | return; | |
487 | } | |
488 | if (event.keyCode == SWT.ARROW_DOWN) { | |
489 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + 1, treeItems.size() - 1); | |
490 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
491 | event.doit = false; | |
492 | } else if (event.keyCode == SWT.PAGE_DOWN) { | |
493 | int height = tree.getSize().y - tree.getHeaderHeight() - tree.getHorizontalBar().getSize().y; | |
494 | int countPerPage = height / getItemHeight(tree); | |
495 | int index = Math.min(fTimeGraphViewer.getSelectionIndex() + countPerPage - 1, treeItems.size() - 1); | |
496 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(index).getData()); | |
497 | event.doit = false; | |
498 | } else if (event.keyCode == SWT.END) { | |
499 | fTimeGraphViewer.setSelection((ITimeGraphEntry) treeItems.get(treeItems.size() - 1).getData()); | |
500 | event.doit = false; | |
501 | } | |
837a2f8c PT |
502 | if (fTimeGraphViewer.getSelectionIndex() >= 0) { |
503 | fTreeViewer.setSelection(new StructuredSelection(fTimeGraphViewer.getSelection())); | |
504 | } else { | |
505 | fTreeViewer.setSelection(new StructuredSelection()); | |
506 | } | |
588dff10 | 507 | alignTreeItems(false); |
837a2f8c PT |
508 | } |
509 | }); | |
510 | ||
511 | // ensure alignment of top item between tree and time graph | |
512 | fTimeGraphViewer.getTimeGraphControl().addControlListener(new ControlAdapter() { | |
513 | @Override | |
514 | public void controlResized(ControlEvent e) { | |
588dff10 | 515 | alignTreeItems(false); |
837a2f8c PT |
516 | } |
517 | }); | |
518 | ||
519 | // ensure synchronization of selected item between tree and time graph | |
520 | fTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() { | |
521 | @Override | |
522 | public void selectionChanged(SelectionChangedEvent event) { | |
523 | if (fInhibitTreeSelection) { | |
524 | return; | |
525 | } | |
526 | if (event.getSelection() instanceof IStructuredSelection) { | |
527 | Object selection = ((IStructuredSelection) event.getSelection()).getFirstElement(); | |
528 | if (selection instanceof ITimeGraphEntry) { | |
529 | fTimeGraphViewer.setSelection((ITimeGraphEntry) selection); | |
530 | } | |
588dff10 | 531 | alignTreeItems(false); |
837a2f8c PT |
532 | } |
533 | } | |
534 | }); | |
535 | ||
536 | // ensure synchronization of selected item between tree and time graph | |
537 | fTimeGraphViewer.addSelectionListener(new ITimeGraphSelectionListener() { | |
538 | @Override | |
539 | public void selectionChanged(TimeGraphSelectionEvent event) { | |
540 | ITimeGraphEntry entry = fTimeGraphViewer.getSelection(); | |
541 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
542 | if (entry != null) { | |
543 | StructuredSelection selection = new StructuredSelection(entry); | |
544 | fTreeViewer.setSelection(selection); | |
545 | } else { | |
546 | fTreeViewer.setSelection(new StructuredSelection()); | |
547 | } | |
548 | fInhibitTreeSelection = false; | |
588dff10 | 549 | alignTreeItems(false); |
837a2f8c PT |
550 | } |
551 | }); | |
552 | ||
553 | // ensure alignment of top item between tree and time graph | |
554 | fTimeGraphViewer.getVerticalBar().addSelectionListener(new SelectionAdapter() { | |
555 | @Override | |
556 | public void widgetSelected(SelectionEvent e) { | |
588dff10 | 557 | alignTreeItems(false); |
837a2f8c PT |
558 | } |
559 | }); | |
560 | ||
561 | // ensure alignment of top item between tree and time graph | |
562 | fTimeGraphViewer.getTimeGraphControl().addMouseWheelListener(new MouseWheelListener() { | |
563 | @Override | |
564 | public void mouseScrolled(MouseEvent e) { | |
588dff10 | 565 | alignTreeItems(false); |
837a2f8c PT |
566 | } |
567 | }); | |
568 | ||
569 | // ensure the tree has focus control when mouse is over it if the time graph had control | |
570 | fTreeViewer.getControl().addMouseTrackListener(new MouseTrackAdapter() { | |
571 | @Override | |
572 | public void mouseEnter(MouseEvent e) { | |
573 | if (fTimeGraphViewer.getTimeGraphControl().isFocusControl()) { | |
574 | fTreeViewer.getControl().setFocus(); | |
575 | } | |
576 | } | |
577 | }); | |
578 | ||
579 | // ensure the time graph has focus control when mouse is over it if the tree had control | |
580 | fTimeGraphViewer.getTimeGraphControl().addMouseTrackListener(new MouseTrackAdapter() { | |
581 | @Override | |
582 | public void mouseEnter(MouseEvent e) { | |
583 | if (fTreeViewer.getControl().isFocusControl()) { | |
584 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
585 | } | |
586 | } | |
587 | }); | |
588 | fTimeGraphViewer.getTimeGraphScale().addMouseTrackListener(new MouseTrackAdapter() { | |
589 | @Override | |
590 | public void mouseEnter(MouseEvent e) { | |
591 | if (fTreeViewer.getControl().isFocusControl()) { | |
592 | fTimeGraphViewer.getTimeGraphControl().setFocus(); | |
593 | } | |
594 | } | |
595 | }); | |
596 | ||
597 | // The filler rows are required to ensure alignment when the tree does not have a | |
598 | // visible horizontal scroll bar. The tree does not allow its top item to be set | |
599 | // to a value that would cause blank space to be drawn at the bottom of the tree. | |
600 | fNumFillerRows = Display.getDefault().getBounds().height / getItemHeight(tree); | |
601 | ||
d2e4afa7 MAL |
602 | fSashForm.setWeights(weights); |
603 | ||
604 | fTimeGraphViewer.getTimeGraphControl().addPaintListener(new PaintListener() { | |
605 | @Override | |
606 | public void paintControl(PaintEvent e) { | |
607 | // Sashes in a SashForm are being created on layout so add the | |
608 | // drag listener here | |
609 | if (fSashDragListener == null) { | |
610 | for (Control control : fSashForm.getChildren()) { | |
611 | if (control instanceof Sash) { | |
612 | fSashDragListener = new Listener() { | |
613 | ||
614 | @Override | |
615 | public void handleEvent(Event event) { | |
616 | sendTimeViewAlignmentChanged(); | |
617 | ||
618 | } | |
619 | }; | |
620 | control.removePaintListener(this); | |
621 | control.addListener(SWT.Selection, fSashDragListener); | |
622 | // There should be only one sash | |
623 | break; | |
624 | } | |
625 | } | |
626 | } | |
627 | } | |
628 | }); | |
629 | } | |
630 | ||
631 | private void sendTimeViewAlignmentChanged() { | |
632 | TmfSignalManager.dispatchSignal(new TmfTimeViewAlignmentSignal(fSashForm, getTimeViewAlignmentInfo())); | |
837a2f8c PT |
633 | } |
634 | ||
635 | // ------------------------------------------------------------------------ | |
636 | // Accessors | |
637 | // ------------------------------------------------------------------------ | |
638 | ||
639 | /** | |
640 | * Returns this time graph combo's tree viewer. | |
641 | * | |
642 | * @return the tree viewer | |
643 | */ | |
644 | public TreeViewer getTreeViewer() { | |
645 | return fTreeViewer; | |
646 | } | |
647 | ||
648 | /** | |
649 | * Returns this time graph combo's time graph viewer. | |
650 | * | |
651 | * @return the time graph viewer | |
652 | */ | |
dfa0ef96 | 653 | public @NonNull TimeGraphViewer getTimeGraphViewer() { |
837a2f8c PT |
654 | return fTimeGraphViewer; |
655 | } | |
656 | ||
6ac5a950 | 657 | /** |
cfcfd964 PT |
658 | * Get the show filter dialog action. |
659 | * | |
660 | * @return The Action object | |
661 | * @since 2.0 | |
6ac5a950 | 662 | */ |
cfcfd964 PT |
663 | public ShowFilterDialogAction getShowFilterDialogAction() { |
664 | if (fShowFilterDialogAction == null) { | |
665 | fShowFilterDialogAction = new ShowFilterDialogAction(fTimeGraphViewer) { | |
666 | @Override | |
667 | protected void addFilter(ViewerFilter filter) { | |
668 | /* add filter to the combo instead of the viewer */ | |
669 | TimeGraphCombo.this.addFilter(filter); | |
8f28f9d8 | 670 | } |
cfcfd964 PT |
671 | |
672 | @Override | |
673 | protected void removeFilter(ViewerFilter filter) { | |
674 | /* remove filter from the combo instead of the viewer */ | |
675 | TimeGraphCombo.this.removeFilter(filter); | |
6ac5a950 | 676 | } |
6ac5a950 | 677 | |
6ac5a950 | 678 | @Override |
cfcfd964 PT |
679 | protected void refresh() { |
680 | /* refresh the combo instead of the viewer */ | |
681 | TimeGraphCombo.this.refresh(); | |
6ac5a950 AM |
682 | } |
683 | }; | |
6ac5a950 | 684 | } |
cfcfd964 | 685 | return fShowFilterDialogAction; |
6ac5a950 AM |
686 | } |
687 | ||
837a2f8c PT |
688 | // ------------------------------------------------------------------------ |
689 | // Control | |
690 | // ------------------------------------------------------------------------ | |
691 | ||
837a2f8c PT |
692 | @Override |
693 | public void redraw() { | |
694 | fTimeGraphViewer.getControl().redraw(); | |
695 | super.redraw(); | |
696 | } | |
697 | ||
698 | // ------------------------------------------------------------------------ | |
699 | // Operations | |
700 | // ------------------------------------------------------------------------ | |
701 | ||
702 | /** | |
703 | * Sets the tree content provider used by this time graph combo. | |
704 | * | |
705 | * @param contentProvider the tree content provider | |
706 | */ | |
707 | public void setTreeContentProvider(ITreeContentProvider contentProvider) { | |
708 | fTreeViewer.setContentProvider(new TreeContentProviderWrapper(contentProvider)); | |
709 | } | |
710 | ||
711 | /** | |
712 | * Sets the tree label provider used by this time graph combo. | |
713 | * | |
714 | * @param labelProvider the tree label provider | |
715 | */ | |
716 | public void setTreeLabelProvider(ITableLabelProvider labelProvider) { | |
717 | fTreeViewer.setLabelProvider(new TreeLabelProviderWrapper(labelProvider)); | |
718 | } | |
719 | ||
6ac5a950 AM |
720 | /** |
721 | * Sets the tree content provider used by the filter dialog | |
722 | * | |
723 | * @param contentProvider the tree content provider | |
6ac5a950 AM |
724 | */ |
725 | public void setFilterContentProvider(ITreeContentProvider contentProvider) { | |
cfcfd964 | 726 | getShowFilterDialogAction().getFilterDialog().setContentProvider(contentProvider); |
6ac5a950 AM |
727 | } |
728 | ||
729 | /** | |
730 | * Sets the tree label provider used by the filter dialog | |
731 | * | |
732 | * @param labelProvider the tree label provider | |
6ac5a950 AM |
733 | */ |
734 | public void setFilterLabelProvider(ITableLabelProvider labelProvider) { | |
cfcfd964 | 735 | getShowFilterDialogAction().getFilterDialog().setLabelProvider(labelProvider); |
6ac5a950 AM |
736 | } |
737 | ||
b97d61f0 CM |
738 | /** |
739 | * Adds a "check active" button used by the filter dialog | |
740 | * | |
741 | * @param activeProvider | |
742 | * Additional button info specific to a certain view. | |
743 | * @since 1.0 | |
744 | */ | |
745 | public void addTimeGraphFilterCheckActiveButton(ITimeGraphEntryActiveProvider activeProvider) { | |
cfcfd964 | 746 | getShowFilterDialogAction().getFilterDialog().addTimeGraphFilterCheckActiveButton(activeProvider); |
b97d61f0 CM |
747 | } |
748 | ||
749 | /** | |
750 | * Adds an "uncheck inactive" button used by the filter dialog | |
751 | * | |
752 | * @param inactiveProvider | |
753 | * Additional button info specific to a certain view. | |
754 | * @since 1.0 | |
755 | */ | |
756 | public void addTimeGraphFilterUncheckInactiveButton(ITimeGraphEntryActiveProvider inactiveProvider) { | |
cfcfd964 | 757 | getShowFilterDialogAction().getFilterDialog().addTimeGraphFilterUncheckInactiveButton(inactiveProvider); |
b97d61f0 CM |
758 | } |
759 | ||
837a2f8c PT |
760 | /** |
761 | * Sets the tree columns for this time graph combo. | |
762 | * | |
763 | * @param columnNames the tree column names | |
764 | */ | |
765 | public void setTreeColumns(String[] columnNames) { | |
766 | final Tree tree = fTreeViewer.getTree(); | |
767 | for (String columnName : columnNames) { | |
768 | TreeColumn column = new TreeColumn(tree, SWT.LEFT); | |
769 | column.setText(columnName); | |
770 | column.pack(); | |
771 | } | |
772 | } | |
773 | ||
6ac5a950 AM |
774 | /** |
775 | * Sets the tree columns for this time graph combo's filter dialog. | |
776 | * | |
777 | * @param columnNames the tree column names | |
6ac5a950 AM |
778 | */ |
779 | public void setFilterColumns(String[] columnNames) { | |
cfcfd964 | 780 | getShowFilterDialogAction().getFilterDialog().setColumnNames(columnNames); |
6ac5a950 AM |
781 | } |
782 | ||
837a2f8c | 783 | /** |
4c9c0c87 PT |
784 | * Sets the time graph content provider used by this time graph combo. |
785 | * | |
786 | * @param timeGraphContentProvider | |
787 | * the time graph content provider | |
4c9c0c87 PT |
788 | */ |
789 | public void setTimeGraphContentProvider(ITimeGraphContentProvider timeGraphContentProvider) { | |
790 | fTimeGraphViewer.setTimeGraphContentProvider(timeGraphContentProvider); | |
791 | } | |
792 | ||
793 | /** | |
794 | * Sets the time graph presentation provider used by this time graph combo. | |
837a2f8c PT |
795 | * |
796 | * @param timeGraphProvider the time graph provider | |
797 | */ | |
798 | public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider) { | |
799 | fTimeGraphViewer.setTimeGraphProvider(timeGraphProvider); | |
800 | } | |
801 | ||
802 | /** | |
803 | * Sets or clears the input for this time graph combo. | |
837a2f8c PT |
804 | * |
805 | * @param input the input of this time graph combo, or <code>null</code> if none | |
806 | */ | |
4c9c0c87 | 807 | public void setInput(Object input) { |
837a2f8c PT |
808 | fInhibitTreeSelection = true; |
809 | fTreeViewer.setInput(input); | |
810 | for (SelectionListenerWrapper listenerWrapper : fSelectionListenerMap.values()) { | |
811 | listenerWrapper.selection = null; | |
812 | } | |
813 | fInhibitTreeSelection = false; | |
837a2f8c PT |
814 | fTreeViewer.getTree().getVerticalBar().setEnabled(false); |
815 | fTreeViewer.getTree().getVerticalBar().setVisible(false); | |
837a2f8c | 816 | fTimeGraphViewer.setInput(input); |
63b93cd6 | 817 | fTimeGraphViewer.setItemHeight(getItemHeight(fTreeViewer.getTree())); |
588dff10 PT |
818 | // queue the alignment update because in Linux the item bounds are not |
819 | // set properly until the tree has been painted at least once | |
820 | fVisibleExpandedItems = null; // invalidate the cache | |
821 | getDisplay().asyncExec(new Runnable() { | |
822 | @Override | |
823 | public void run() { | |
824 | alignTreeItems(true); | |
825 | }}); | |
837a2f8c PT |
826 | } |
827 | ||
4c9c0c87 PT |
828 | /** |
829 | * Gets the input for this time graph combo. | |
830 | * | |
831 | * @return The input of this time graph combo, or <code>null</code> if none | |
4c9c0c87 PT |
832 | */ |
833 | public Object getInput() { | |
834 | return fTreeViewer.getInput(); | |
835 | } | |
836 | ||
bec1f1ac GB |
837 | /** |
838 | * Sets or clears the list of links to display on this combo | |
839 | * | |
840 | * @param links the links to display in this time graph combo | |
bec1f1ac GB |
841 | */ |
842 | public void setLinks(List<ILinkEvent> links) { | |
843 | fTimeGraphViewer.setLinks(links); | |
844 | } | |
845 | ||
6ac5a950 AM |
846 | /** |
847 | * @param filter The filter object to be attached to the view | |
6ac5a950 AM |
848 | */ |
849 | public void addFilter(ViewerFilter filter) { | |
cfcfd964 | 850 | fInhibitTreeSelection = true; |
6ac5a950 AM |
851 | ViewerFilter wrapper = new ViewerFilterWrapper(filter); |
852 | fTreeViewer.addFilter(wrapper); | |
4923d7b9 | 853 | fTimeGraphViewer.addFilter(filter); |
6ac5a950 | 854 | fViewerFilterMap.put(filter, wrapper); |
588dff10 | 855 | alignTreeItems(true); |
cfcfd964 | 856 | fInhibitTreeSelection = false; |
6ac5a950 AM |
857 | } |
858 | ||
859 | /** | |
860 | * @param filter The filter object to be removed from the view | |
6ac5a950 AM |
861 | */ |
862 | public void removeFilter(ViewerFilter filter) { | |
cfcfd964 | 863 | fInhibitTreeSelection = true; |
6ac5a950 AM |
864 | ViewerFilter wrapper = fViewerFilterMap.get(filter); |
865 | fTreeViewer.removeFilter(wrapper); | |
4923d7b9 | 866 | fTimeGraphViewer.removeFilter(filter); |
6ac5a950 | 867 | fViewerFilterMap.remove(filter); |
588dff10 | 868 | alignTreeItems(true); |
cfcfd964 | 869 | fInhibitTreeSelection = false; |
6ac5a950 AM |
870 | } |
871 | ||
4923d7b9 PT |
872 | /** |
873 | * Returns this viewer's filters. | |
874 | * | |
875 | * @return an array of viewer filters | |
876 | * @since 2.0 | |
877 | */ | |
878 | public ViewerFilter[] getFilters() { | |
879 | return fTimeGraphViewer.getFilters(); | |
880 | } | |
881 | ||
882 | /** | |
883 | * Sets the filters, replacing any previous filters, and triggers | |
884 | * refiltering of the elements. | |
885 | * | |
886 | * @param filters | |
887 | * an array of viewer filters, or null | |
888 | * @since 2.0 | |
889 | */ | |
890 | public void setFilters(ViewerFilter[] filters) { | |
cfcfd964 | 891 | fInhibitTreeSelection = true; |
4923d7b9 PT |
892 | fViewerFilterMap.clear(); |
893 | if (filters == null) { | |
894 | fTreeViewer.resetFilters(); | |
895 | } else { | |
896 | for (ViewerFilter filter : filters) { | |
897 | ViewerFilter wrapper = new ViewerFilterWrapper(filter); | |
898 | fViewerFilterMap.put(filter, wrapper); | |
899 | } | |
900 | ViewerFilter[] wrappers = Iterables.toArray(fViewerFilterMap.values(), ViewerFilter.class); | |
901 | fTreeViewer.setFilters(wrappers); | |
902 | } | |
903 | fTimeGraphViewer.setFilters(filters); | |
904 | alignTreeItems(true); | |
cfcfd964 | 905 | fInhibitTreeSelection = false; |
4923d7b9 PT |
906 | } |
907 | ||
837a2f8c PT |
908 | /** |
909 | * Refreshes this time graph completely with information freshly obtained from its model. | |
910 | */ | |
911 | public void refresh() { | |
912 | fInhibitTreeSelection = true; | |
4c9c0c87 | 913 | Tree tree = fTreeViewer.getTree(); |
ece2fc5f PT |
914 | try { |
915 | tree.setRedraw(false); | |
916 | fTreeViewer.refresh(); | |
ece2fc5f PT |
917 | } finally { |
918 | tree.setRedraw(true); | |
919 | } | |
837a2f8c | 920 | fTimeGraphViewer.refresh(); |
588dff10 | 921 | alignTreeItems(true); |
837a2f8c PT |
922 | fInhibitTreeSelection = false; |
923 | } | |
924 | ||
925 | /** | |
926 | * Adds a listener for selection changes in this time graph combo. | |
927 | * | |
928 | * @param listener a selection listener | |
929 | */ | |
930 | public void addSelectionListener(ITimeGraphSelectionListener listener) { | |
931 | SelectionListenerWrapper listenerWrapper = new SelectionListenerWrapper(listener); | |
932 | fTreeViewer.addSelectionChangedListener(listenerWrapper); | |
933 | fSelectionListenerMap.put(listener, listenerWrapper); | |
934 | fTimeGraphViewer.addSelectionListener(listenerWrapper); | |
935 | } | |
936 | ||
937 | /** | |
938 | * Removes the given selection listener from this time graph combo. | |
939 | * | |
940 | * @param listener a selection changed listener | |
941 | */ | |
942 | public void removeSelectionListener(ITimeGraphSelectionListener listener) { | |
943 | SelectionListenerWrapper listenerWrapper = fSelectionListenerMap.remove(listener); | |
944 | fTreeViewer.removeSelectionChangedListener(listenerWrapper); | |
945 | fTimeGraphViewer.removeSelectionListener(listenerWrapper); | |
946 | } | |
947 | ||
948 | /** | |
949 | * Sets the current selection for this time graph combo. | |
950 | * | |
951 | * @param selection the new selection | |
952 | */ | |
953 | public void setSelection(ITimeGraphEntry selection) { | |
954 | fTimeGraphViewer.setSelection(selection); | |
955 | fInhibitTreeSelection = true; // block the tree selection changed listener | |
956 | if (selection != null) { | |
957 | StructuredSelection structuredSelection = new StructuredSelection(selection); | |
958 | fTreeViewer.setSelection(structuredSelection); | |
959 | } else { | |
960 | fTreeViewer.setSelection(new StructuredSelection()); | |
961 | } | |
962 | fInhibitTreeSelection = false; | |
588dff10 | 963 | alignTreeItems(false); |
837a2f8c PT |
964 | } |
965 | ||
f4617471 | 966 | /** |
df0e3d5f PT |
967 | * Sets the auto-expand level to be used for new entries discovered when |
968 | * calling {@link #setInput(Object)} or {@link #refresh()}. The value 0 | |
969 | * means that there is no auto-expand; 1 means that top-level entries are | |
970 | * expanded, but not their children; 2 means that top-level entries are | |
971 | * expanded, and their children, but not grand-children; and so on. | |
f4617471 PT |
972 | * <p> |
973 | * The value {@link #ALL_LEVELS} means that all subtrees should be expanded. | |
974 | * </p> | |
df0e3d5f | 975 | * |
f4617471 PT |
976 | * @param level |
977 | * non-negative level, or <code>ALL_LEVELS</code> to expand all | |
978 | * levels of the tree | |
f4617471 PT |
979 | */ |
980 | public void setAutoExpandLevel(int level) { | |
981 | fTimeGraphViewer.setAutoExpandLevel(level); | |
982 | if (level <= 0) { | |
983 | fTreeViewer.setAutoExpandLevel(level); | |
984 | } else { | |
985 | fTreeViewer.setAutoExpandLevel(level + 1); | |
986 | } | |
987 | } | |
988 | ||
989 | /** | |
990 | * Returns the auto-expand level. | |
991 | * | |
992 | * @return non-negative level, or <code>ALL_LEVELS</code> if all levels of | |
993 | * the tree are expanded automatically | |
994 | * @see #setAutoExpandLevel | |
f4617471 PT |
995 | */ |
996 | public int getAutoExpandLevel() { | |
997 | return fTimeGraphViewer.getAutoExpandLevel(); | |
998 | } | |
999 | ||
837a2f8c PT |
1000 | /** |
1001 | * Set the expanded state of an entry | |
1002 | * | |
1003 | * @param entry | |
1004 | * The entry to expand/collapse | |
1005 | * @param expanded | |
1006 | * True for expanded, false for collapsed | |
837a2f8c PT |
1007 | */ |
1008 | public void setExpandedState(ITimeGraphEntry entry, boolean expanded) { | |
1009 | fTimeGraphViewer.setExpandedState(entry, expanded); | |
1010 | fTreeViewer.setExpandedState(entry, expanded); | |
588dff10 | 1011 | alignTreeItems(true); |
837a2f8c PT |
1012 | } |
1013 | ||
1014 | /** | |
1015 | * Collapses all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1016 | */ |
1017 | public void collapseAll() { | |
1018 | fTimeGraphViewer.collapseAll(); | |
1019 | fTreeViewer.collapseAll(); | |
588dff10 | 1020 | alignTreeItems(true); |
837a2f8c PT |
1021 | } |
1022 | ||
1023 | /** | |
1024 | * Expands all nodes of the viewer's tree, starting with the root. | |
837a2f8c PT |
1025 | */ |
1026 | public void expandAll() { | |
1027 | fTimeGraphViewer.expandAll(); | |
1028 | fTreeViewer.expandAll(); | |
588dff10 | 1029 | alignTreeItems(true); |
837a2f8c PT |
1030 | } |
1031 | ||
1032 | // ------------------------------------------------------------------------ | |
1033 | // Internal | |
1034 | // ------------------------------------------------------------------------ | |
1035 | ||
588dff10 PT |
1036 | private List<TreeItem> getVisibleExpandedItems(Tree tree, boolean refresh) { |
1037 | if (fVisibleExpandedItems == null || refresh) { | |
df0e3d5f PT |
1038 | List<TreeItem> visibleExpandedItems = new ArrayList<>(); |
1039 | addVisibleExpandedItems(visibleExpandedItems, tree.getItems()); | |
1040 | fVisibleExpandedItems = visibleExpandedItems; | |
837a2f8c | 1041 | } |
588dff10 | 1042 | return fVisibleExpandedItems; |
837a2f8c PT |
1043 | } |
1044 | ||
df0e3d5f PT |
1045 | private void addVisibleExpandedItems(List<TreeItem> visibleExpandedItems, TreeItem[] items) { |
1046 | for (TreeItem item : items) { | |
1047 | Object data = item.getData(); | |
1048 | if (data == FILLER) { | |
1049 | break; | |
1050 | } | |
1051 | visibleExpandedItems.add(item); | |
1052 | boolean expandedState = fTimeGraphViewer.getExpandedState((ITimeGraphEntry) data); | |
1053 | if (item.getExpanded() != expandedState) { | |
1054 | /* synchronize the expanded state of both viewers */ | |
1055 | fTreeViewer.setExpandedState(data, expandedState); | |
1056 | } | |
1057 | if (expandedState) { | |
1058 | addVisibleExpandedItems(visibleExpandedItems, item.getItems()); | |
837a2f8c PT |
1059 | } |
1060 | } | |
837a2f8c PT |
1061 | } |
1062 | ||
1063 | private int getItemHeight(final Tree tree) { | |
1064 | /* | |
1065 | * Bug in Linux. The method getItemHeight doesn't always return the correct value. | |
1066 | */ | |
1067 | if (fLinuxItemHeight >= 0 && System.getProperty("os.name").contains("Linux")) { //$NON-NLS-1$ //$NON-NLS-2$ | |
1068 | if (fLinuxItemHeight != 0) { | |
1069 | return fLinuxItemHeight; | |
1070 | } | |
ff2990ed BH |
1071 | |
1072 | if (getVisibleExpandedItems(tree, true).size() > 1) { | |
837a2f8c PT |
1073 | PaintListener paintListener = new PaintListener() { |
1074 | @Override | |
1075 | public void paintControl(PaintEvent e) { | |
ff2990ed BH |
1076 | // get the treeItems here to have all items |
1077 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, true); | |
1078 | if (treeItems.size() < 2) { | |
1079 | return; | |
1080 | } | |
1081 | final TreeItem treeItem0 = treeItems.get(0); | |
1082 | final TreeItem treeItem1 = treeItems.get(1); | |
837a2f8c PT |
1083 | tree.removePaintListener(this); |
1084 | int y0 = treeItem0.getBounds().y; | |
1085 | int y1 = treeItem1.getBounds().y; | |
1086 | int itemHeight = y1 - y0; | |
1087 | if (itemHeight > 0) { | |
1088 | fLinuxItemHeight = itemHeight; | |
1089 | fTimeGraphViewer.setItemHeight(itemHeight); | |
1090 | } | |
1091 | } | |
1092 | }; | |
1093 | tree.addPaintListener(paintListener); | |
1094 | } | |
1095 | } else { | |
1096 | fLinuxItemHeight = -1; // Not Linux, don't perform os.name check anymore | |
1097 | } | |
1098 | return tree.getItemHeight(); | |
1099 | } | |
1100 | ||
588dff10 PT |
1101 | private void alignTreeItems(boolean refreshExpandedItems) { |
1102 | // align the tree top item with the time graph top item | |
1103 | Tree tree = fTreeViewer.getTree(); | |
1104 | List<TreeItem> treeItems = getVisibleExpandedItems(tree, refreshExpandedItems); | |
1105 | int topIndex = fTimeGraphViewer.getTopIndex(); | |
1106 | if (topIndex >= treeItems.size()) { | |
1107 | return; | |
1108 | } | |
1109 | TreeItem item = treeItems.get(topIndex); | |
1110 | tree.setTopItem(item); | |
1111 | ||
1112 | // ensure the time graph item heights are equal to the tree item heights | |
1113 | int treeHeight = fTreeViewer.getTree().getBounds().height; | |
1114 | int index = topIndex; | |
1115 | Rectangle bounds = item.getBounds(); | |
1116 | while (index < treeItems.size() - 1) { | |
1117 | if (bounds.y > treeHeight) { | |
1118 | break; | |
1119 | } | |
1120 | /* | |
1121 | * Bug in Linux. The method getBounds doesn't always return the correct height. | |
1122 | * Use the difference of y position between items to calculate the height. | |
1123 | */ | |
1124 | TreeItem nextItem = treeItems.get(index + 1); | |
1125 | Rectangle nextBounds = nextItem.getBounds(); | |
1126 | Integer itemHeight = nextBounds.y - bounds.y; | |
63b93cd6 | 1127 | if (itemHeight > 0) { |
588dff10 | 1128 | ITimeGraphEntry entry = (ITimeGraphEntry) item.getData(); |
63b93cd6 | 1129 | fTimeGraphViewer.getTimeGraphControl().setItemHeight(entry, itemHeight); |
588dff10 PT |
1130 | } |
1131 | index++; | |
1132 | item = nextItem; | |
1133 | bounds = nextBounds; | |
1134 | } | |
1135 | } | |
1136 | ||
d2e4afa7 MAL |
1137 | /** |
1138 | * Return the time alignment information | |
1139 | * | |
1140 | * @return the time alignment information | |
1141 | * | |
1142 | * @see ITmfTimeAligned | |
1143 | * | |
1144 | * @since 1.0 | |
1145 | */ | |
1146 | public TmfTimeViewAlignmentInfo getTimeViewAlignmentInfo() { | |
d2e4afa7 | 1147 | Point location = fSashForm.toDisplay(0, 0); |
2e23a015 PT |
1148 | int timeAxisOffset = fTreeViewer.getControl().getSize().x + fSashForm.getSashWidth(); |
1149 | return new TmfTimeViewAlignmentInfo(fSashForm.getShell(), location, timeAxisOffset); | |
d2e4afa7 MAL |
1150 | } |
1151 | ||
1152 | /** | |
1153 | * Return the available width for the time-axis. | |
1154 | * | |
1155 | * @see ITmfTimeAligned | |
1156 | * | |
1157 | * @param requestedOffset | |
1158 | * the requested offset | |
1159 | * @return the available width for the time-axis | |
1160 | * | |
1161 | * @since 1.0 | |
1162 | */ | |
1163 | public int getAvailableWidth(int requestedOffset) { | |
89316ebe | 1164 | int vBarWidth = ((fTimeGraphViewer.getVerticalBar() != null) && (fTimeGraphViewer.getVerticalBar().isVisible())) ? fTimeGraphViewer.getVerticalBar().getSize().x : 0; |
d2e4afa7 | 1165 | int totalWidth = fSashForm.getBounds().width; |
89316ebe | 1166 | return Math.min(totalWidth, Math.max(0, totalWidth - requestedOffset - vBarWidth)); |
d2e4afa7 MAL |
1167 | } |
1168 | ||
1169 | /** | |
1170 | * Perform the alignment operation. | |
1171 | * | |
1172 | * @param offset | |
1173 | * the alignment offset | |
1174 | * @param width | |
1175 | * the alignment width | |
1176 | * | |
1177 | * @see ITmfTimeAligned | |
1178 | * | |
1179 | * @since 1.0 | |
1180 | */ | |
1181 | public void performAlign(int offset, int width) { | |
1182 | int total = fSashForm.getBounds().width; | |
1183 | int timeAxisOffset = Math.min(offset, total); | |
c34ab48a PT |
1184 | int width1 = Math.max(0, timeAxisOffset - fSashForm.getSashWidth()); |
1185 | int width2 = total - timeAxisOffset; | |
1186 | fSashForm.setWeights(new int[] { width1, width2 }); | |
d2e4afa7 MAL |
1187 | fSashForm.layout(); |
1188 | ||
1189 | Composite composite = fTimeGraphViewer.getTimeAlignedComposite(); | |
1190 | GridLayout layout = (GridLayout) composite.getLayout(); | |
1191 | int timeBasedControlsWidth = composite.getSize().x; | |
1192 | int marginSize = timeBasedControlsWidth - width; | |
1193 | layout.marginRight = Math.max(0, marginSize); | |
1194 | composite.layout(); | |
1195 | } | |
837a2f8c | 1196 | } |