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026664b7 | 1 | |
837a2f8c PT |
2 | /***************************************************************************** |
3 | * Copyright (c) 2007, 2008 Intel Corporation, 2009, 2010, 2011, 2012 Ericsson. | |
4 | * All rights reserved. This program and the accompanying materials | |
5 | * are made available under the terms of the Eclipse Public License v1.0 | |
6 | * which accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Intel Corporation - Initial API and implementation | |
11 | * Ruslan A. Scherbakov, Intel - Initial API and implementation | |
12 | * Alexander N. Alexeev, Intel - Add monitors statistics support | |
13 | * Alvaro Sanchez-Leon - Adapted for TMF | |
14 | * Patrick Tasse - Refactoring | |
15 | * | |
16 | *****************************************************************************/ | |
17 | ||
18 | package org.eclipse.linuxtools.tmf.ui.widgets.timegraph; | |
19 | ||
20 | import java.util.ArrayList; | |
21 | ||
22 | import org.eclipse.jface.action.Action; | |
23 | import org.eclipse.jface.viewers.ISelectionProvider; | |
24 | import org.eclipse.linuxtools.internal.tmf.ui.Activator; | |
25 | import org.eclipse.linuxtools.internal.tmf.ui.ITmfImageConstants; | |
26 | import org.eclipse.linuxtools.internal.tmf.ui.Messages; | |
27 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.dialogs.TimeGraphLegend; | |
28 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; | |
29 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
30 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.ITimeDataProvider; | |
31 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphColorScheme; | |
32 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl; | |
33 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphScale; | |
34 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphTooltipHandler; | |
35 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils; | |
026664b7 | 36 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.TimeFormat; |
837a2f8c PT |
37 | import org.eclipse.swt.SWT; |
38 | import org.eclipse.swt.events.ControlAdapter; | |
39 | import org.eclipse.swt.events.ControlEvent; | |
40 | import org.eclipse.swt.events.KeyAdapter; | |
41 | import org.eclipse.swt.events.KeyEvent; | |
27df1564 | 42 | import org.eclipse.swt.events.MenuDetectListener; |
837a2f8c PT |
43 | import org.eclipse.swt.events.MouseEvent; |
44 | import org.eclipse.swt.events.MouseWheelListener; | |
45 | import org.eclipse.swt.events.SelectionAdapter; | |
46 | import org.eclipse.swt.events.SelectionEvent; | |
47 | import org.eclipse.swt.events.SelectionListener; | |
48 | import org.eclipse.swt.graphics.Rectangle; | |
49 | import org.eclipse.swt.layout.FillLayout; | |
50 | import org.eclipse.swt.layout.GridData; | |
51 | import org.eclipse.swt.layout.GridLayout; | |
52 | import org.eclipse.swt.widgets.Composite; | |
53 | import org.eclipse.swt.widgets.Control; | |
54 | import org.eclipse.swt.widgets.ScrollBar; | |
55 | import org.eclipse.swt.widgets.Slider; | |
56 | ||
57 | /** | |
58 | * Generic time graph viewer implementation | |
59 | * | |
60 | * @version 1.0 | |
61 | * @author Patrick Tasse, and others | |
62 | */ | |
63 | public class TimeGraphViewer implements ITimeDataProvider, SelectionListener { | |
64 | ||
65 | /** vars */ | |
66 | private long _minTimeInterval; | |
67 | private long _selectedTime; | |
68 | private ITimeGraphEntry _selectedEntry; | |
69 | private long _beginTime; | |
70 | private long _endTime; | |
71 | private long _time0; | |
72 | private long _time1; | |
73 | private long _time0_; | |
74 | private long _time1_; | |
75 | private long _time0_extSynch = 0; | |
76 | private long _time1_extSynch = 0; | |
77 | private boolean _timeRangeFixed; | |
78 | private int _nameWidthPref = 200; | |
79 | private int _minNameWidth = 6; | |
80 | private int _nameWidth; | |
81 | private Composite _dataViewer; | |
82 | ||
83 | private TimeGraphControl _stateCtrl; | |
84 | private TimeGraphScale _timeScaleCtrl; | |
85 | private Slider _verticalScrollBar; | |
86 | private TimeGraphTooltipHandler _threadTip; | |
87 | private TimeGraphColorScheme _colors; | |
88 | private ITimeGraphPresentationProvider fTimeGraphProvider; | |
89 | ||
90 | ArrayList<ITimeGraphSelectionListener> fSelectionListeners = new ArrayList<ITimeGraphSelectionListener>(); | |
91 | ArrayList<ITimeGraphTimeListener> fTimeListeners = new ArrayList<ITimeGraphTimeListener>(); | |
92 | ArrayList<ITimeGraphRangeListener> fRangeListeners = new ArrayList<ITimeGraphRangeListener>(); | |
93 | ||
026664b7 XR |
94 | // Time format, using Epoch reference, Relative time format(default) or Number |
95 | private TimeFormat timeFormat = TimeFormat.RELATIVE; | |
837a2f8c PT |
96 | private int borderWidth = 0; |
97 | private int timeScaleHeight = 22; | |
98 | ||
99 | private Action resetScale; | |
100 | private Action showLegendAction; | |
101 | private Action nextEventAction; | |
102 | private Action prevEventAction; | |
103 | private Action nextItemAction; | |
104 | private Action previousItemAction; | |
105 | private Action zoomInAction; | |
106 | private Action zoomOutAction; | |
107 | ||
108 | /** | |
109 | * Standard constructor | |
110 | * | |
111 | * @param parent | |
112 | * The parent UI composite object | |
113 | * @param style | |
114 | * The style to use | |
115 | */ | |
116 | public TimeGraphViewer(Composite parent, int style) { | |
117 | createDataViewer(parent, style); | |
118 | } | |
119 | ||
120 | /** | |
121 | * Sets the timegraph provider used by this timegraph viewer. | |
122 | * | |
123 | * @param timeGraphProvider the timegraph provider | |
124 | */ | |
125 | public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider) { | |
126 | fTimeGraphProvider = timeGraphProvider; | |
127 | _stateCtrl.setTimeGraphProvider(timeGraphProvider); | |
128 | _threadTip = new TimeGraphTooltipHandler(_dataViewer.getShell(), fTimeGraphProvider, this); | |
129 | _threadTip.activateHoverHelp(_stateCtrl); | |
130 | } | |
131 | ||
132 | /** | |
133 | * Sets or clears the input for this time graph viewer. | |
134 | * The input array should only contain top-level elements. | |
135 | * | |
136 | * @param input the input of this time graph viewer, or <code>null</code> if none | |
137 | */ | |
138 | public void setInput(ITimeGraphEntry[] input) { | |
139 | if (null != _stateCtrl) { | |
140 | if (null == input) { | |
141 | input = new ITimeGraphEntry[0]; | |
142 | } | |
143 | setTimeRange(input); | |
144 | _verticalScrollBar.setEnabled(true); | |
145 | setTopIndex(0); | |
146 | _selectedTime = 0; | |
147 | _selectedEntry = null; | |
148 | refreshAllData(input); | |
149 | } | |
150 | } | |
151 | ||
152 | /** | |
153 | * Refresh the view | |
154 | */ | |
155 | public void refresh() { | |
156 | setInput(_stateCtrl.getTraces()); | |
157 | } | |
158 | ||
159 | /** | |
160 | * Callback for when the control is moved | |
161 | * | |
162 | * @param e | |
163 | * The caller event | |
164 | */ | |
165 | public void controlMoved(ControlEvent e) { | |
166 | } | |
167 | ||
168 | /** | |
169 | * Callback for when the control is resized | |
170 | * | |
171 | * @param e | |
172 | * The caller event | |
173 | */ | |
174 | public void controlResized(ControlEvent e) { | |
175 | resizeControls(); | |
176 | } | |
177 | ||
178 | /** | |
179 | * Handler for when the model is updated. Called from the display order in | |
180 | * the API | |
181 | * | |
182 | * @param traces | |
183 | * The traces in the model | |
184 | * @param start | |
185 | * The start time | |
186 | * @param end | |
187 | * The end time | |
188 | * @param updateTimeBounds | |
189 | * Should we updated the time bounds too | |
190 | */ | |
191 | public void modelUpdate(ITimeGraphEntry[] traces, long start, | |
192 | long end, boolean updateTimeBounds) { | |
193 | if (null != _stateCtrl) { | |
194 | //loadOptions(); | |
195 | updateInternalData(traces, start, end); | |
196 | if (updateTimeBounds) { | |
197 | _timeRangeFixed = true; | |
198 | // set window to match limits | |
199 | setStartFinishTime(_time0_, _time1_); | |
200 | } else { | |
201 | _stateCtrl.redraw(); | |
202 | _timeScaleCtrl.redraw(); | |
203 | } | |
204 | } | |
205 | } | |
206 | ||
a0a88f65 AM |
207 | /** |
208 | * @return The string representing the view type | |
209 | */ | |
837a2f8c PT |
210 | protected String getViewTypeStr() { |
211 | return "viewoption.threads"; //$NON-NLS-1$ | |
212 | } | |
213 | ||
a0a88f65 | 214 | int getMarginWidth() { |
837a2f8c PT |
215 | return 0; |
216 | } | |
217 | ||
a0a88f65 | 218 | int getMarginHeight() { |
837a2f8c PT |
219 | return 0; |
220 | } | |
221 | ||
222 | void loadOptions() { | |
223 | _minTimeInterval = 1; | |
224 | _selectedTime = -1; | |
225 | _nameWidth = Utils.loadIntOption(getPreferenceString("namewidth"), //$NON-NLS-1$ | |
226 | _nameWidthPref, _minNameWidth, 1000); | |
227 | } | |
228 | ||
229 | void saveOptions() { | |
230 | Utils.saveIntOption(getPreferenceString("namewidth"), _nameWidth); //$NON-NLS-1$ | |
231 | } | |
232 | ||
a0a88f65 AM |
233 | /** |
234 | * Create a data viewer. | |
235 | * | |
236 | * @param parent | |
237 | * Parent composite | |
238 | * @param style | |
239 | * Style to use | |
240 | * @return The new data viewer | |
241 | */ | |
837a2f8c PT |
242 | protected Control createDataViewer(Composite parent, int style) { |
243 | loadOptions(); | |
244 | _colors = new TimeGraphColorScheme(); | |
245 | _dataViewer = new Composite(parent, style) { | |
246 | @Override | |
247 | public void redraw() { | |
248 | _timeScaleCtrl.redraw(); | |
249 | _stateCtrl.redraw(); | |
250 | super.redraw(); | |
251 | } | |
252 | }; | |
253 | GridLayout gl = new GridLayout(2, false); | |
254 | gl.marginHeight = borderWidth; | |
255 | gl.marginWidth = 0; | |
256 | gl.verticalSpacing = 0; | |
257 | gl.horizontalSpacing = 0; | |
258 | _dataViewer.setLayout(gl); | |
259 | ||
260 | _timeScaleCtrl = new TimeGraphScale(_dataViewer, _colors); | |
261 | _timeScaleCtrl.setTimeProvider(this); | |
262 | _timeScaleCtrl.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, true, false)); | |
263 | _timeScaleCtrl.setHeight(timeScaleHeight); | |
264 | ||
265 | _verticalScrollBar = new Slider(_dataViewer, SWT.VERTICAL | SWT.NO_FOCUS); | |
266 | _verticalScrollBar.setLayoutData(new GridData(SWT.DEFAULT, SWT.FILL, false, true, 1, 2)); | |
267 | _verticalScrollBar.addSelectionListener(new SelectionAdapter() { | |
268 | @Override | |
269 | public void widgetSelected(SelectionEvent e) { | |
270 | setTopIndex(_verticalScrollBar.getSelection()); | |
271 | } | |
272 | }); | |
273 | _verticalScrollBar.setEnabled(false); | |
274 | ||
96d00a83 | 275 | _stateCtrl = createTimeGraphControl(_dataViewer, _colors); |
837a2f8c PT |
276 | |
277 | _stateCtrl.setTimeProvider(this); | |
278 | _stateCtrl.addSelectionListener(this); | |
279 | _stateCtrl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2)); | |
280 | _stateCtrl.addMouseWheelListener(new MouseWheelListener() { | |
281 | @Override | |
282 | public void mouseScrolled(MouseEvent e) { | |
283 | adjustVerticalScrollBar(); | |
284 | } | |
285 | }); | |
286 | _stateCtrl.addKeyListener(new KeyAdapter() { | |
287 | @Override | |
288 | public void keyPressed(KeyEvent e) { | |
289 | adjustVerticalScrollBar(); | |
290 | } | |
291 | }); | |
292 | ||
293 | Composite filler = new Composite(_dataViewer, SWT.NONE); | |
294 | GridData gd = new GridData(SWT.DEFAULT, SWT.DEFAULT, false, false); | |
295 | gd.heightHint = _stateCtrl.getHorizontalBar().getSize().y; | |
296 | filler.setLayoutData(gd); | |
297 | filler.setLayout(new FillLayout()); | |
298 | ||
299 | _stateCtrl.addControlListener(new ControlAdapter() { | |
300 | @Override | |
301 | public void controlResized(ControlEvent event) { | |
302 | resizeControls(); | |
303 | } | |
304 | }); | |
305 | resizeControls(); | |
306 | _dataViewer.update(); | |
307 | adjustVerticalScrollBar(); | |
308 | return _dataViewer; | |
309 | } | |
310 | ||
311 | /** | |
312 | * Dispose the view. | |
313 | */ | |
314 | public void dispose() { | |
315 | saveOptions(); | |
316 | _stateCtrl.dispose(); | |
317 | _dataViewer.dispose(); | |
318 | _colors.dispose(); | |
319 | } | |
320 | ||
96d00a83 | 321 | /** |
a0a88f65 AM |
322 | * Create a new time graph control. |
323 | * | |
324 | * @param parent | |
325 | * The parent composite | |
326 | * @param colors | |
327 | * The color scheme | |
328 | * @return The new TimeGraphControl | |
96d00a83 PT |
329 | * @since 2.0 |
330 | */ | |
a0a88f65 AM |
331 | protected TimeGraphControl createTimeGraphControl(Composite parent, |
332 | TimeGraphColorScheme colors) { | |
96d00a83 | 333 | return new TimeGraphControl(parent, colors); |
837a2f8c PT |
334 | } |
335 | ||
336 | /** | |
337 | * Resize the controls | |
338 | */ | |
339 | public void resizeControls() { | |
340 | Rectangle r = _dataViewer.getClientArea(); | |
341 | if (r.isEmpty()) { | |
342 | return; | |
343 | } | |
344 | ||
345 | int width = r.width; | |
346 | if (_nameWidth > width - _minNameWidth) { | |
347 | _nameWidth = width - _minNameWidth; | |
348 | } | |
349 | if (_nameWidth < _minNameWidth) { | |
350 | _nameWidth = _minNameWidth; | |
351 | } | |
352 | adjustVerticalScrollBar(); | |
353 | } | |
354 | ||
355 | /** | |
356 | * Try to set most convenient time range for display. | |
357 | * | |
358 | * @param traces | |
359 | * The traces in the model | |
360 | */ | |
361 | public void setTimeRange(ITimeGraphEntry traces[]) { | |
362 | _endTime = 0; | |
363 | _beginTime = -1; | |
364 | for (int i = 0; i < traces.length; i++) { | |
365 | ITimeGraphEntry entry = traces[i]; | |
366 | if (entry.getEndTime() >= entry.getStartTime() && entry.getEndTime() > 0) { | |
367 | if (_beginTime < 0 || entry.getStartTime() < _beginTime) { | |
368 | _beginTime = entry.getStartTime(); | |
369 | } | |
370 | if (entry.getEndTime() > _endTime) { | |
371 | _endTime = entry.getEndTime(); | |
372 | } | |
373 | } | |
374 | } | |
375 | ||
376 | if (_beginTime < 0) { | |
377 | _beginTime = 0; | |
378 | } | |
379 | } | |
380 | ||
381 | /** | |
382 | * Recalculate the time bounds | |
383 | */ | |
384 | public void setTimeBounds() { | |
385 | //_time0_ = _beginTime - (long) ((_endTime - _beginTime) * 0.02); | |
386 | _time0_ = _beginTime; | |
387 | if (_time0_ < 0) { | |
388 | _time0_ = 0; | |
389 | } | |
390 | // _time1_ = _time0_ + (_endTime - _time0_) * 1.05; | |
391 | _time1_ = _endTime; | |
392 | // _time0_ = Math.floor(_time0_); | |
393 | // _time1_ = Math.ceil(_time1_); | |
394 | if (!_timeRangeFixed) { | |
395 | _time0 = _time0_; | |
396 | _time1 = _time1_; | |
397 | } | |
398 | if (_time1 - _time0 < _minTimeInterval) { | |
399 | _time1 = Math.min(_time1_, _time0 + _minTimeInterval); | |
400 | } | |
401 | } | |
402 | ||
403 | /** | |
404 | * @param traces | |
405 | * @param start | |
406 | * @param end | |
407 | */ | |
408 | void updateInternalData(ITimeGraphEntry[] traces, long start, long end) { | |
409 | if (null == traces) { | |
410 | traces = new ITimeGraphEntry[0]; | |
411 | } | |
412 | if ((start == 0 && end == 0) || start < 0 || end < 0) { | |
413 | // Start and end time are unspecified and need to be determined from | |
414 | // individual processes | |
415 | setTimeRange(traces); | |
416 | } else { | |
417 | _beginTime = start; | |
418 | _endTime = end; | |
419 | } | |
420 | ||
421 | refreshAllData(traces); | |
422 | } | |
423 | ||
424 | /** | |
425 | * @param traces | |
426 | */ | |
427 | private void refreshAllData(ITimeGraphEntry[] traces) { | |
428 | setTimeBounds(); | |
429 | if (_selectedTime < _beginTime) { | |
430 | _selectedTime = _beginTime; | |
431 | } else if (_selectedTime > _endTime) { | |
432 | _selectedTime = _endTime; | |
433 | } | |
434 | _stateCtrl.refreshData(traces); | |
435 | _timeScaleCtrl.redraw(); | |
436 | adjustVerticalScrollBar(); | |
437 | } | |
438 | ||
439 | /** | |
440 | * Callback for when this view is focused | |
441 | */ | |
442 | public void setFocus() { | |
443 | if (null != _stateCtrl) { | |
444 | _stateCtrl.setFocus(); | |
445 | } | |
446 | } | |
447 | ||
448 | /** | |
449 | * Get the current focus status of this view. | |
450 | * | |
451 | * @return If the view is currently focused, or not | |
452 | */ | |
453 | public boolean isInFocus() { | |
454 | return _stateCtrl.isInFocus(); | |
455 | } | |
456 | ||
457 | /** | |
458 | * Get the view's current selection | |
459 | * | |
460 | * @return The entry that is selected | |
461 | */ | |
462 | public ITimeGraphEntry getSelection() { | |
463 | return _stateCtrl.getSelectedTrace(); | |
464 | } | |
465 | ||
466 | /** | |
467 | * Get the index of the current selection | |
468 | * | |
469 | * @return The index | |
470 | */ | |
471 | public int getSelectionIndex() { | |
472 | return _stateCtrl.getSelectedIndex(); | |
473 | } | |
474 | ||
475 | @Override | |
476 | public long getTime0() { | |
477 | return _time0; | |
478 | } | |
479 | ||
480 | @Override | |
481 | public long getTime1() { | |
482 | return _time1; | |
483 | } | |
484 | ||
485 | @Override | |
486 | public long getMinTimeInterval() { | |
487 | return _minTimeInterval; | |
488 | } | |
489 | ||
490 | @Override | |
491 | public int getNameSpace() { | |
492 | return _nameWidth; | |
493 | } | |
494 | ||
495 | @Override | |
496 | public void setNameSpace(int width) { | |
497 | _nameWidth = width; | |
498 | width = _stateCtrl.getClientArea().width; | |
499 | if (_nameWidth > width - 6) { | |
500 | _nameWidth = width - 6; | |
501 | } | |
502 | if (_nameWidth < 6) { | |
503 | _nameWidth = 6; | |
504 | } | |
505 | _stateCtrl.adjustScrolls(); | |
506 | _stateCtrl.redraw(); | |
507 | _timeScaleCtrl.redraw(); | |
508 | } | |
509 | ||
510 | @Override | |
511 | public int getTimeSpace() { | |
512 | int w = _stateCtrl.getClientArea().width; | |
513 | return w - _nameWidth; | |
514 | } | |
515 | ||
516 | @Override | |
517 | public long getSelectedTime() { | |
518 | return _selectedTime; | |
519 | } | |
520 | ||
521 | @Override | |
522 | public long getBeginTime() { | |
523 | return _beginTime; | |
524 | } | |
525 | ||
526 | @Override | |
527 | public long getEndTime() { | |
528 | return _endTime; | |
529 | } | |
530 | ||
531 | @Override | |
532 | public long getMaxTime() { | |
533 | return _time1_; | |
534 | } | |
535 | ||
536 | @Override | |
537 | public long getMinTime() { | |
538 | return _time0_; | |
539 | } | |
540 | ||
541 | /* | |
542 | * (non-Javadoc) | |
543 | * | |
544 | * @see | |
545 | * org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.ITimeDataProvider | |
546 | * #setStartFinishTimeNotify(long, long) | |
547 | */ | |
548 | @Override | |
549 | public void setStartFinishTimeNotify(long time0, long time1) { | |
550 | setStartFinishTime(time0, time1); | |
551 | notifyRangeListeners(time0, time1); | |
552 | } | |
553 | ||
554 | ||
555 | /* (non-Javadoc) | |
556 | * @see org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.ITimeDataProvider#notifyStartFinishTime() | |
557 | */ | |
558 | @Override | |
559 | public void notifyStartFinishTime() { | |
560 | notifyRangeListeners(_time0, _time1); | |
561 | } | |
562 | ||
563 | /* | |
564 | * (non-Javadoc) | |
565 | * | |
566 | * @see | |
567 | * org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.ITimeDataProvider | |
568 | * #setStartFinishTime(long, long) | |
569 | */ | |
570 | @Override | |
571 | public void setStartFinishTime(long time0, long time1) { | |
572 | _time0 = time0; | |
573 | if (_time0 < _time0_) { | |
574 | _time0 = _time0_; | |
575 | } | |
576 | if (_time0 > _time1_) { | |
577 | _time0 = _time1_; | |
578 | } | |
579 | _time1 = time1; | |
580 | if (_time1 < _time0_) { | |
581 | _time1 = _time0_; | |
582 | } | |
583 | if (_time1 > _time1_) { | |
584 | _time1 = _time1_; | |
585 | } | |
586 | if (_time1 - _time0 < _minTimeInterval) { | |
587 | _time1 = Math.min(_time1_, _time0 + _minTimeInterval); | |
588 | } | |
589 | _timeRangeFixed = true; | |
590 | _stateCtrl.adjustScrolls(); | |
591 | _stateCtrl.redraw(); | |
592 | _timeScaleCtrl.redraw(); | |
593 | } | |
594 | ||
595 | /** | |
596 | * Set the time bounds to the provided values | |
597 | * | |
598 | * @param beginTime | |
599 | * The start time of the window | |
600 | * @param endTime | |
601 | * The end time | |
602 | */ | |
603 | public void setTimeBounds(long beginTime, long endTime) { | |
604 | _beginTime = beginTime; | |
605 | _endTime = endTime; | |
606 | _time0_ = beginTime; | |
607 | _time1_ = endTime; | |
608 | _stateCtrl.adjustScrolls(); | |
609 | } | |
610 | ||
611 | @Override | |
612 | public void resetStartFinishTime() { | |
13ccc36b | 613 | setStartFinishTime(_time0_, _time1_); |
837a2f8c PT |
614 | _timeRangeFixed = false; |
615 | } | |
616 | ||
617 | @Override | |
618 | public void setSelectedTimeNotify(long time, boolean ensureVisible) { | |
619 | setSelectedTimeInt(time, ensureVisible, true); | |
620 | } | |
621 | ||
622 | @Override | |
623 | public void setSelectedTime(long time, boolean ensureVisible) { | |
624 | setSelectedTimeInt(time, ensureVisible, false); | |
625 | } | |
626 | ||
627 | private void setSelectedTimeInt(long time, boolean ensureVisible, boolean doNotify) { | |
628 | long time0 = _time0; | |
629 | long time1 = _time1; | |
630 | if (ensureVisible) { | |
631 | long timeSpace = (long) ((_time1 - _time0) * .02); | |
632 | long timeMid = (long) ((_time1 - _time0) * .5); | |
633 | if (time < _time0 + timeSpace) { | |
634 | long dt = _time0 - time + timeMid; | |
635 | _time0 -= dt; | |
636 | _time1 -= dt; | |
637 | } else if (time > _time1 - timeSpace) { | |
638 | long dt = time - _time1 + timeMid; | |
639 | _time0 += dt; | |
640 | _time1 += dt; | |
641 | } | |
642 | if (_time0 < _time0_) { | |
643 | _time1 = Math.min(_time1_, _time1 + (_time0_ - _time0)); | |
644 | _time0 = _time0_; | |
645 | } else if (_time1 > _time1_) { | |
646 | _time0 = Math.max(_time0_, _time0 - (_time1 - _time1_)); | |
647 | _time1 = _time1_; | |
648 | } | |
649 | } | |
650 | if (_time1 - _time0 < _minTimeInterval) { | |
651 | _time1 = Math.min(_time1_, _time0 + _minTimeInterval); | |
652 | } | |
653 | _stateCtrl.adjustScrolls(); | |
654 | _stateCtrl.redraw(); | |
655 | _timeScaleCtrl.redraw(); | |
656 | ||
657 | ||
658 | boolean notifySelectedTime = (time != _selectedTime); | |
659 | _selectedTime = time; | |
660 | ||
661 | if (doNotify && ((time0 != _time0) || (time1 != _time1))) { | |
662 | notifyRangeListeners(_time0, _time1); | |
663 | } | |
664 | ||
665 | if (doNotify && notifySelectedTime) { | |
666 | notifyTimeListeners(_selectedTime); | |
667 | } | |
668 | } | |
669 | ||
670 | @Override | |
671 | public void widgetDefaultSelected(SelectionEvent e) { | |
672 | if (_selectedEntry != getSelection()) { | |
673 | _selectedEntry = getSelection(); | |
674 | notifySelectionListeners(_selectedEntry); | |
675 | } | |
676 | } | |
677 | ||
678 | @Override | |
679 | public void widgetSelected(SelectionEvent e) { | |
680 | if (_selectedEntry != getSelection()) { | |
681 | _selectedEntry = getSelection(); | |
682 | notifySelectionListeners(_selectedEntry); | |
683 | } | |
684 | } | |
685 | ||
686 | /** | |
687 | * Callback for when the next event is selected | |
688 | */ | |
689 | public void selectNextEvent() { | |
690 | _stateCtrl.selectNextEvent(); | |
691 | adjustVerticalScrollBar(); | |
692 | } | |
693 | ||
694 | /** | |
695 | * Callback for when the previous event is selected | |
696 | */ | |
697 | public void selectPrevEvent() { | |
698 | _stateCtrl.selectPrevEvent(); | |
699 | adjustVerticalScrollBar(); | |
700 | } | |
701 | ||
702 | /** | |
703 | * Callback for when the next item is selected | |
704 | */ | |
705 | public void selectNextItem() { | |
706 | _stateCtrl.selectNextTrace(); | |
707 | adjustVerticalScrollBar(); | |
708 | } | |
709 | ||
710 | /** | |
711 | * Callback for when the previous item is selected | |
712 | */ | |
713 | public void selectPrevItem() { | |
714 | _stateCtrl.selectPrevTrace(); | |
715 | adjustVerticalScrollBar(); | |
716 | } | |
717 | ||
718 | /** | |
719 | * Callback for the show legend action | |
720 | */ | |
721 | public void showLegend() { | |
722 | if (_dataViewer == null || _dataViewer.isDisposed()) { | |
723 | return; | |
724 | } | |
725 | ||
726 | TimeGraphLegend.open(_dataViewer.getShell(), fTimeGraphProvider); | |
727 | } | |
728 | ||
729 | /** | |
730 | * Callback for the Zoom In action | |
731 | */ | |
732 | public void zoomIn() { | |
733 | _stateCtrl.zoomIn(); | |
734 | } | |
735 | ||
736 | /** | |
737 | * Callback for the Zoom Out action | |
738 | */ | |
739 | public void zoomOut() { | |
740 | _stateCtrl.zoomOut(); | |
741 | } | |
742 | ||
743 | private String getPreferenceString(String string) { | |
744 | return getViewTypeStr() + "." + string; //$NON-NLS-1$ | |
745 | } | |
746 | ||
747 | /** | |
748 | * Add a selection listener | |
749 | * | |
750 | * @param listener | |
751 | * The listener to add | |
752 | */ | |
753 | public void addSelectionListener(ITimeGraphSelectionListener listener) { | |
754 | fSelectionListeners.add(listener); | |
755 | } | |
756 | ||
757 | /** | |
758 | * Remove a selection listener | |
759 | * | |
760 | * @param listener | |
761 | * The listener to remove | |
762 | */ | |
763 | public void removeSelectionListener(ITimeGraphSelectionListener listener) { | |
764 | fSelectionListeners.remove(listener); | |
765 | } | |
766 | ||
767 | private void notifySelectionListeners(ITimeGraphEntry selection) { | |
768 | TimeGraphSelectionEvent event = new TimeGraphSelectionEvent(this, selection); | |
769 | ||
770 | for (ITimeGraphSelectionListener listener : fSelectionListeners) { | |
771 | listener.selectionChanged(event); | |
772 | } | |
773 | } | |
774 | ||
775 | /** | |
776 | * Add a time listener | |
777 | * | |
778 | * @param listener | |
779 | * The listener to add | |
780 | */ | |
781 | public void addTimeListener(ITimeGraphTimeListener listener) { | |
782 | fTimeListeners.add(listener); | |
783 | } | |
784 | ||
785 | /** | |
786 | * Remove a time listener | |
787 | * | |
788 | * @param listener | |
789 | * The listener to remove | |
790 | */ | |
791 | public void removeTimeListener(ITimeGraphTimeListener listener) { | |
792 | fTimeListeners.remove(listener); | |
793 | } | |
794 | ||
795 | private void notifyTimeListeners(long time) { | |
796 | TimeGraphTimeEvent event = new TimeGraphTimeEvent(this, time); | |
797 | ||
798 | for (ITimeGraphTimeListener listener : fTimeListeners) { | |
799 | listener.timeSelected(event); | |
800 | } | |
801 | } | |
802 | ||
803 | /** | |
804 | * Add a range listener | |
805 | * | |
806 | * @param listener | |
807 | * The listener to add | |
808 | */ | |
809 | public void addRangeListener(ITimeGraphRangeListener listener) { | |
810 | fRangeListeners.add(listener); | |
811 | } | |
812 | ||
813 | /** | |
814 | * Remove a range listener | |
815 | * | |
816 | * @param listener | |
817 | * The listener to remove | |
818 | */ | |
819 | public void removeRangeListener(ITimeGraphRangeListener listener) { | |
820 | fRangeListeners.remove(listener); | |
821 | } | |
822 | ||
823 | private void notifyRangeListeners(long startTime, long endTime) { | |
824 | // Check if the time has actually changed from last notification | |
825 | if (startTime != _time0_extSynch || endTime != _time1_extSynch) { | |
826 | // Notify Time Scale Selection Listeners | |
827 | TimeGraphRangeUpdateEvent event = new TimeGraphRangeUpdateEvent(this, startTime, endTime); | |
828 | ||
829 | for (ITimeGraphRangeListener listener : fRangeListeners) { | |
830 | listener.timeRangeUpdated(event); | |
831 | } | |
832 | ||
833 | // update external synch timers | |
834 | updateExtSynchTimers(); | |
835 | } | |
836 | } | |
837 | ||
838 | /** | |
839 | * Callback to set a selected event in the view | |
840 | * | |
841 | * @param event | |
842 | * The event that was selected | |
843 | * @param source | |
844 | * The source of this selection event | |
845 | */ | |
846 | public void setSelectedEvent(ITimeEvent event, Object source) { | |
847 | if (event == null || source == this) { | |
848 | return; | |
849 | } | |
850 | _selectedEntry = event.getEntry(); | |
851 | _stateCtrl.selectItem(_selectedEntry, false); | |
852 | ||
853 | setSelectedTimeInt(event.getTime(), true, true); | |
854 | adjustVerticalScrollBar(); | |
855 | } | |
856 | ||
857 | /** | |
858 | * Set the seeked time of a trace | |
859 | * | |
860 | * @param trace | |
861 | * The trace that was seeked | |
862 | * @param time | |
863 | * The target time | |
864 | * @param source | |
865 | * The source of this seek event | |
866 | */ | |
867 | public void setSelectedTraceTime(ITimeGraphEntry trace, long time, Object source) { | |
868 | if (trace == null || source == this) { | |
869 | return; | |
870 | } | |
871 | _selectedEntry = trace; | |
872 | _stateCtrl.selectItem(trace, false); | |
873 | ||
874 | setSelectedTimeInt(time, true, true); | |
875 | } | |
876 | ||
877 | /** | |
878 | * Callback for a trace selection | |
879 | * | |
880 | * @param trace | |
881 | * The trace that was selected | |
882 | */ | |
883 | public void setSelection(ITimeGraphEntry trace) { | |
884 | _selectedEntry = trace; | |
885 | _stateCtrl.selectItem(trace, false); | |
886 | adjustVerticalScrollBar(); | |
887 | } | |
888 | ||
889 | /** | |
890 | * Callback for a time window selection | |
891 | * | |
892 | * @param time0 | |
893 | * Start time of the range | |
894 | * @param time1 | |
895 | * End time of the range | |
896 | * @param source | |
897 | * Source of the event | |
898 | */ | |
899 | public void setSelectVisTimeWindow(long time0, long time1, Object source) { | |
900 | if (source == this) { | |
901 | return; | |
902 | } | |
903 | ||
904 | setStartFinishTime(time0, time1); | |
905 | ||
906 | // update notification time values since we are now in synch with the | |
907 | // external application | |
908 | updateExtSynchTimers(); | |
909 | } | |
910 | ||
911 | /** | |
912 | * update the cache timers used to identify the need to send a time window | |
913 | * update to external registered listeners | |
914 | */ | |
915 | private void updateExtSynchTimers() { | |
916 | // last time notification cache | |
917 | _time0_extSynch = _time0; | |
918 | _time1_extSynch = _time1; | |
919 | } | |
920 | ||
921 | /** | |
026664b7 | 922 | * @since 2.0 |
837a2f8c | 923 | */ |
026664b7 XR |
924 | @Override |
925 | public TimeFormat getTimeFormat() { | |
926 | return timeFormat; | |
837a2f8c PT |
927 | } |
928 | ||
026664b7 XR |
929 | /** |
930 | * @param tf the {@link TimeFormat} used to display timestamps | |
931 | * @since 2.0 | |
932 | */ | |
933 | public void setTimeFormat(TimeFormat tf) { | |
934 | this.timeFormat = tf; | |
837a2f8c PT |
935 | } |
936 | ||
937 | /** | |
938 | * Retrieve the border width | |
939 | * | |
940 | * @return The width | |
941 | */ | |
942 | public int getBorderWidth() { | |
943 | return borderWidth; | |
944 | } | |
945 | ||
946 | /** | |
947 | * Set the border width | |
948 | * | |
949 | * @param borderWidth | |
950 | * The width | |
951 | */ | |
952 | public void setBorderWidth(int borderWidth) { | |
953 | if (borderWidth > -1) { | |
954 | this.borderWidth = borderWidth; | |
955 | GridLayout gl = (GridLayout)_dataViewer.getLayout(); | |
956 | gl.marginHeight = borderWidth; | |
957 | } | |
958 | } | |
959 | ||
960 | /** | |
961 | * Retrieve the height of the header | |
962 | * | |
963 | * @return The height | |
964 | */ | |
965 | public int getHeaderHeight() { | |
966 | return timeScaleHeight; | |
967 | } | |
968 | ||
969 | /** | |
970 | * Set the height of the header | |
971 | * | |
972 | * @param headerHeight | |
973 | * The height to set | |
974 | */ | |
975 | public void setHeaderHeight(int headerHeight) { | |
976 | if (headerHeight > -1) { | |
977 | this.timeScaleHeight = headerHeight; | |
978 | _timeScaleCtrl.setHeight(headerHeight); | |
979 | } | |
980 | } | |
981 | ||
982 | /** | |
983 | * Retrieve the height of an item row | |
984 | * | |
985 | * @return The height | |
986 | */ | |
987 | public int getItemHeight() { | |
988 | if (_stateCtrl != null) { | |
989 | return _stateCtrl.getItemHeight(); | |
990 | } | |
991 | return 0; | |
992 | } | |
993 | ||
994 | /** | |
995 | * Set the height of an item row | |
996 | * | |
997 | * @param rowHeight | |
998 | * The height to set | |
999 | */ | |
1000 | public void setItemHeight(int rowHeight) { | |
1001 | if (_stateCtrl != null) { | |
1002 | _stateCtrl.setItemHeight(rowHeight); | |
1003 | } | |
1004 | } | |
1005 | ||
1006 | /** | |
1007 | * Set the minimum item width | |
1008 | * | |
1009 | * @param width | |
1010 | * The min width | |
1011 | */ | |
1012 | public void setMinimumItemWidth(int width) { | |
1013 | if (_stateCtrl != null) { | |
1014 | _stateCtrl.setMinimumItemWidth(width); | |
1015 | } | |
1016 | } | |
1017 | ||
1018 | /** | |
1019 | * Set the width for the name column | |
1020 | * | |
1021 | * @param width The width | |
1022 | */ | |
1023 | public void setNameWidthPref(int width) { | |
1024 | _nameWidthPref = width; | |
1025 | if (width == 0) { | |
1026 | _minNameWidth = 0; | |
1027 | _nameWidth = 0; | |
1028 | } | |
1029 | } | |
1030 | ||
1031 | /** | |
1032 | * Retrieve the configure width for the name column | |
1033 | * | |
1034 | * @param width | |
1035 | * Unused? | |
1036 | * @return The width | |
1037 | */ | |
1038 | public int getNameWidthPref(int width) { | |
1039 | return _nameWidthPref; | |
1040 | } | |
1041 | ||
1042 | /** | |
1043 | * Returns the primary control associated with this viewer. | |
1044 | * | |
1045 | * @return the SWT control which displays this viewer's content | |
1046 | */ | |
1047 | public Control getControl() { | |
1048 | return _dataViewer; | |
1049 | } | |
1050 | ||
1051 | /** | |
1052 | * Returns the time graph control associated with this viewer. | |
1053 | * | |
1054 | * @return the time graph control | |
1055 | */ | |
1056 | TimeGraphControl getTimeGraphControl() { | |
1057 | return _stateCtrl; | |
1058 | } | |
1059 | ||
1060 | /** | |
1061 | * Returns the time graph scale associated with this viewer. | |
1062 | * | |
1063 | * @return the time graph scale | |
1064 | */ | |
1065 | TimeGraphScale getTimeGraphScale() { | |
1066 | return _timeScaleCtrl; | |
1067 | } | |
1068 | ||
713a70ae PT |
1069 | /** |
1070 | * Return the x coordinate corresponding to a time | |
1071 | * | |
1072 | * @param time the time | |
1073 | * @return the x coordinate corresponding to the time | |
1074 | * | |
1075 | * @since 2.0 | |
1076 | */ | |
1077 | public int getXForTime(long time) { | |
1078 | return _stateCtrl.getXForTime(time); | |
1079 | } | |
1080 | ||
1081 | /** | |
1082 | * Return the time corresponding to an x coordinate | |
1083 | * | |
1084 | * @param x the x coordinate | |
1085 | * @return the time corresponding to the x coordinate | |
1086 | * | |
1087 | * @since 2.0 | |
1088 | */ | |
1089 | public long getTimeAtX(int x) { | |
1090 | return _stateCtrl.getTimeAtX(x); | |
1091 | } | |
1092 | ||
837a2f8c PT |
1093 | /** |
1094 | * Get the selection provider | |
1095 | * | |
1096 | * @return the selection provider | |
1097 | */ | |
1098 | public ISelectionProvider getSelectionProvider() { | |
1099 | return _stateCtrl; | |
1100 | } | |
1101 | ||
1102 | /** | |
1103 | * Wait for the cursor | |
1104 | * | |
1105 | * @param waitInd | |
1106 | * Wait indefinitely? | |
1107 | */ | |
1108 | public void waitCursor(boolean waitInd) { | |
1109 | _stateCtrl.waitCursor(waitInd); | |
1110 | } | |
1111 | ||
1112 | /** | |
1113 | * Get the horizontal scroll bar object | |
1114 | * | |
1115 | * @return The scroll bar | |
1116 | */ | |
1117 | public ScrollBar getHorizontalBar() { | |
1118 | return _stateCtrl.getHorizontalBar(); | |
1119 | } | |
1120 | ||
1121 | /** | |
1122 | * Get the vertical scroll bar object | |
1123 | * | |
1124 | * @return The scroll bar | |
1125 | */ | |
1126 | public Slider getVerticalBar() { | |
1127 | return _verticalScrollBar; | |
1128 | } | |
1129 | ||
1130 | /** | |
1131 | * Set the given index as the top one | |
1132 | * | |
1133 | * @param index | |
1134 | * The index that will go to the top | |
1135 | */ | |
1136 | public void setTopIndex(int index) { | |
1137 | _stateCtrl.setTopIndex(index); | |
1138 | adjustVerticalScrollBar(); | |
1139 | } | |
1140 | ||
1141 | /** | |
1142 | * Retrieve the current top index | |
1143 | * | |
1144 | * @return The top index | |
1145 | */ | |
1146 | public int getTopIndex() { | |
1147 | return _stateCtrl.getTopIndex(); | |
1148 | } | |
1149 | ||
1150 | /** | |
1151 | * Set the expanded state of an entry | |
1152 | * | |
1153 | * @param entry | |
1154 | * The entry to expand/collapse | |
1155 | * @param expanded | |
1156 | * True for expanded, false for collapsed | |
1157 | */ | |
1158 | public void setExpandedState(ITimeGraphEntry entry, boolean expanded) { | |
1159 | _stateCtrl.setExpandedState(entry, expanded); | |
1160 | adjustVerticalScrollBar(); | |
1161 | } | |
1162 | ||
1163 | /** | |
1164 | * Collapses all nodes of the viewer's tree, starting with the root. | |
1165 | * | |
1166 | * @since 2.0 | |
1167 | */ | |
1168 | public void collapseAll() { | |
1169 | _stateCtrl.collapseAll(); | |
1170 | adjustVerticalScrollBar(); | |
1171 | } | |
1172 | ||
1173 | /** | |
1174 | * Expands all nodes of the viewer's tree, starting with the root. | |
1175 | * | |
1176 | * @since 2.0 | |
1177 | */ | |
1178 | public void expandAll() { | |
1179 | _stateCtrl.expandAll(); | |
1180 | adjustVerticalScrollBar(); | |
1181 | } | |
1182 | ||
1183 | /** | |
1184 | * Get the number of sub-elements when expanded | |
1185 | * | |
1186 | * @return The element count | |
1187 | */ | |
1188 | public int getExpandedElementCount() { | |
1189 | return _stateCtrl.getExpandedElementCount(); | |
1190 | } | |
1191 | ||
1192 | /** | |
1193 | * Get the sub-elements | |
1194 | * | |
1195 | * @return The array of entries that are below this one | |
1196 | */ | |
1197 | public ITimeGraphEntry[] getExpandedElements() { | |
1198 | return _stateCtrl.getExpandedElements(); | |
1199 | } | |
1200 | ||
1201 | /** | |
1202 | * Add a tree listener | |
1203 | * | |
1204 | * @param listener | |
1205 | * The listener to add | |
1206 | */ | |
1207 | public void addTreeListener(ITimeGraphTreeListener listener) { | |
1208 | _stateCtrl.addTreeListener(listener); | |
1209 | } | |
1210 | ||
1211 | /** | |
1212 | * Remove a tree listener | |
1213 | * | |
1214 | * @param listener | |
1215 | * The listener to remove | |
1216 | */ | |
1217 | public void removeTreeListener(ITimeGraphTreeListener listener) { | |
1218 | _stateCtrl.removeTreeListener(listener); | |
1219 | } | |
1220 | ||
1221 | /** | |
1222 | * Get the reset scale action. | |
1223 | * | |
1224 | * @return The Action object | |
1225 | */ | |
1226 | public Action getResetScaleAction() { | |
1227 | if (resetScale == null) { | |
1228 | // resetScale | |
1229 | resetScale = new Action() { | |
1230 | @Override | |
1231 | public void run() { | |
1232 | resetStartFinishTime(); | |
894d6929 | 1233 | notifyStartFinishTime(); |
837a2f8c PT |
1234 | } |
1235 | }; | |
1236 | resetScale.setText(Messages.TmfTimeGraphViewer_ResetScaleActionNameText); | |
1237 | resetScale.setToolTipText(Messages.TmfTimeGraphViewer_ResetScaleActionToolTipText); | |
1238 | resetScale.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_HOME_MENU)); | |
1239 | } | |
1240 | return resetScale; | |
1241 | } | |
1242 | ||
1243 | /** | |
1244 | * Get the show legend action. | |
1245 | * | |
1246 | * @return The Action object | |
1247 | */ | |
1248 | public Action getShowLegendAction() { | |
1249 | if (showLegendAction == null) { | |
1250 | // showLegend | |
1251 | showLegendAction = new Action() { | |
1252 | @Override | |
1253 | public void run() { | |
1254 | showLegend(); | |
1255 | } | |
1256 | }; | |
1257 | showLegendAction.setText(Messages.TmfTimeGraphViewer_LegendActionNameText); | |
1258 | showLegendAction.setToolTipText(Messages.TmfTimeGraphViewer_LegendActionToolTipText); | |
1259 | showLegendAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_SHOW_LEGEND)); | |
1260 | } | |
1261 | ||
1262 | return showLegendAction; | |
1263 | } | |
1264 | ||
1265 | /** | |
1266 | * Get the the next event action. | |
1267 | * | |
1268 | * @return The action object | |
1269 | */ | |
1270 | public Action getNextEventAction() { | |
1271 | if (nextEventAction == null) { | |
1272 | nextEventAction = new Action() { | |
1273 | @Override | |
1274 | public void run() { | |
1275 | selectNextEvent(); | |
1276 | } | |
1277 | }; | |
1278 | ||
1279 | nextEventAction.setText(Messages.TmfTimeGraphViewer_NextEventActionNameText); | |
1280 | nextEventAction.setToolTipText(Messages.TmfTimeGraphViewer_NextEventActionToolTipText); | |
1281 | nextEventAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_NEXT_EVENT)); | |
1282 | } | |
1283 | ||
1284 | return nextEventAction; | |
1285 | } | |
1286 | ||
1287 | /** | |
1288 | * Get the previous event action. | |
1289 | * | |
1290 | * @return The Action object | |
1291 | */ | |
1292 | public Action getPreviousEventAction() { | |
1293 | if (prevEventAction == null) { | |
1294 | prevEventAction = new Action() { | |
1295 | @Override | |
1296 | public void run() { | |
1297 | selectPrevEvent(); | |
1298 | } | |
1299 | }; | |
1300 | ||
1301 | prevEventAction.setText(Messages.TmfTimeGraphViewer_PreviousEventActionNameText); | |
1302 | prevEventAction.setToolTipText(Messages.TmfTimeGraphViewer_PreviousEventActionToolTipText); | |
1303 | prevEventAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_PREV_EVENT)); | |
1304 | } | |
1305 | ||
1306 | return prevEventAction; | |
1307 | } | |
1308 | ||
1309 | /** | |
1310 | * Get the next item action. | |
1311 | * | |
1312 | * @return The Action object | |
1313 | */ | |
1314 | public Action getNextItemAction() { | |
1315 | if (nextItemAction == null) { | |
1316 | ||
1317 | nextItemAction = new Action() { | |
1318 | @Override | |
1319 | public void run() { | |
1320 | selectNextItem(); | |
1321 | } | |
1322 | }; | |
1323 | nextItemAction.setText(Messages.TmfTimeGraphViewer_NextItemActionNameText); | |
1324 | nextItemAction.setToolTipText(Messages.TmfTimeGraphViewer_NextItemActionToolTipText); | |
1325 | nextItemAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_NEXT_ITEM)); | |
1326 | } | |
1327 | return nextItemAction; | |
1328 | } | |
1329 | ||
1330 | /** | |
1331 | * Get the previous item action. | |
1332 | * | |
1333 | * @return The Action object | |
1334 | */ | |
1335 | public Action getPreviousItemAction() { | |
1336 | if (previousItemAction == null) { | |
1337 | ||
1338 | previousItemAction = new Action() { | |
1339 | @Override | |
1340 | public void run() { | |
1341 | selectPrevItem(); | |
1342 | } | |
1343 | }; | |
1344 | previousItemAction.setText(Messages.TmfTimeGraphViewer_PreviousItemActionNameText); | |
1345 | previousItemAction.setToolTipText(Messages.TmfTimeGraphViewer_PreviousItemActionToolTipText); | |
1346 | previousItemAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_PREV_ITEM)); | |
1347 | } | |
1348 | return previousItemAction; | |
1349 | } | |
1350 | ||
1351 | /** | |
1352 | * Get the zoom in action | |
1353 | * | |
1354 | * @return The Action object | |
1355 | */ | |
1356 | public Action getZoomInAction() { | |
1357 | if (zoomInAction == null) { | |
1358 | zoomInAction = new Action() { | |
1359 | @Override | |
1360 | public void run() { | |
1361 | zoomIn(); | |
1362 | } | |
1363 | }; | |
1364 | zoomInAction.setText(Messages.TmfTimeGraphViewer_ZoomInActionNameText); | |
1365 | zoomInAction.setToolTipText(Messages.TmfTimeGraphViewer_ZoomInActionToolTipText); | |
1366 | zoomInAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_ZOOM_IN_MENU)); | |
1367 | } | |
1368 | return zoomInAction; | |
1369 | } | |
1370 | ||
1371 | /** | |
1372 | * Get the zoom out action | |
1373 | * | |
1374 | * @return The Action object | |
1375 | */ | |
1376 | public Action getZoomOutAction() { | |
1377 | if (zoomOutAction == null) { | |
1378 | zoomOutAction = new Action() { | |
1379 | @Override | |
1380 | public void run() { | |
1381 | zoomOut(); | |
1382 | } | |
1383 | }; | |
1384 | zoomOutAction.setText(Messages.TmfTimeGraphViewer_ZoomOutActionNameText); | |
1385 | zoomOutAction.setToolTipText(Messages.TmfTimeGraphViewer_ZoomOutActionToolTipText); | |
1386 | zoomOutAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_ZOOM_OUT_MENU)); | |
1387 | } | |
1388 | return zoomOutAction; | |
1389 | } | |
1390 | ||
1391 | ||
1392 | private void adjustVerticalScrollBar() { | |
1393 | int topIndex = _stateCtrl.getTopIndex(); | |
1394 | int countPerPage = _stateCtrl.countPerPage(); | |
1395 | int expandedElementCount = _stateCtrl.getExpandedElementCount(); | |
1396 | if (topIndex + countPerPage > expandedElementCount) { | |
1397 | _stateCtrl.setTopIndex(Math.max(0, expandedElementCount - countPerPage)); | |
1398 | } | |
1399 | ||
1400 | int selection = _stateCtrl.getTopIndex(); | |
1401 | int min = 0; | |
1402 | int max = Math.max(1, expandedElementCount - 1); | |
1403 | int thumb = Math.min(max, Math.max(1, countPerPage - 1)); | |
1404 | int increment = 1; | |
1405 | int pageIncrement = Math.max(1, countPerPage); | |
1406 | _verticalScrollBar.setValues(selection, min, max, thumb, increment, pageIncrement); | |
1407 | } | |
1408 | ||
27df1564 XR |
1409 | /** |
1410 | * @param listener a {@link MenuDetectListener} | |
1411 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#addTimeGraphEntryMenuListener(org.eclipse.swt.events.MenuDetectListener) | |
77c4a6df | 1412 | * @since 1.2 |
27df1564 XR |
1413 | */ |
1414 | public void addTimeGraphEntryMenuListener(MenuDetectListener listener) { | |
1415 | _stateCtrl.addTimeGraphEntryMenuListener(listener); | |
1416 | } | |
1417 | ||
1418 | /** | |
1419 | * @param listener a {@link MenuDetectListener} | |
1420 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#removeTimeGraphEntryMenuListener(org.eclipse.swt.events.MenuDetectListener) | |
77c4a6df | 1421 | * @since 1.2 |
27df1564 XR |
1422 | */ |
1423 | public void removeTimeGraphEntryMenuListener(MenuDetectListener listener) { | |
1424 | _stateCtrl.removeTimeGraphEntryMenuListener(listener); | |
1425 | } | |
1426 | ||
1427 | /** | |
1428 | * @param listener a {@link MenuDetectListener} | |
1429 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#addTimeEventMenuListener(org.eclipse.swt.events.MenuDetectListener) | |
77c4a6df | 1430 | * @since 1.2 |
27df1564 XR |
1431 | */ |
1432 | public void addTimeEventMenuListener(MenuDetectListener listener) { | |
1433 | _stateCtrl.addTimeEventMenuListener(listener); | |
1434 | } | |
1435 | ||
1436 | /** | |
1437 | * @param listener a {@link MenuDetectListener} | |
1438 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#removeTimeEventMenuListener(org.eclipse.swt.events.MenuDetectListener) | |
77c4a6df | 1439 | * @since 1.2 |
27df1564 XR |
1440 | */ |
1441 | public void removeTimeEventMenuListener(MenuDetectListener listener) { | |
1442 | _stateCtrl.removeTimeEventMenuListener(listener); | |
1443 | } | |
1444 | ||
837a2f8c PT |
1445 | |
1446 | ||
1447 | } |