| 1 | /***************************************************************************** |
| 2 | * Copyright (c) 2007, 2013 Intel Corporation, Ericsson |
| 3 | * All rights reserved. This program and the accompanying materials |
| 4 | * are made available under the terms of the Eclipse Public License v1.0 |
| 5 | * which accompanies this distribution, and is available at |
| 6 | * http://www.eclipse.org/legal/epl-v10.html |
| 7 | * |
| 8 | * Contributors: |
| 9 | * Intel Corporation - Initial API and implementation |
| 10 | * Ruslan A. Scherbakov, Intel - Initial API and implementation |
| 11 | * Alexander N. Alexeev, Intel - Add monitors statistics support |
| 12 | * Alvaro Sanchez-Leon - Adapted for TMF |
| 13 | * Patrick Tasse - Refactoring |
| 14 | *****************************************************************************/ |
| 15 | |
| 16 | package org.eclipse.linuxtools.tmf.ui.widgets.timegraph; |
| 17 | |
| 18 | import java.util.ArrayList; |
| 19 | |
| 20 | import org.eclipse.jface.action.Action; |
| 21 | import org.eclipse.jface.viewers.ISelectionProvider; |
| 22 | import org.eclipse.jface.viewers.ViewerFilter; |
| 23 | import org.eclipse.linuxtools.internal.tmf.ui.Activator; |
| 24 | import org.eclipse.linuxtools.internal.tmf.ui.ITmfImageConstants; |
| 25 | import org.eclipse.linuxtools.internal.tmf.ui.Messages; |
| 26 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.dialogs.TimeGraphLegend; |
| 27 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; |
| 28 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; |
| 29 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.ITimeDataProvider; |
| 30 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphColorScheme; |
| 31 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl; |
| 32 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphScale; |
| 33 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphTooltipHandler; |
| 34 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils; |
| 35 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.TimeFormat; |
| 36 | import org.eclipse.swt.SWT; |
| 37 | import org.eclipse.swt.events.ControlAdapter; |
| 38 | import org.eclipse.swt.events.ControlEvent; |
| 39 | import org.eclipse.swt.events.KeyAdapter; |
| 40 | import org.eclipse.swt.events.KeyEvent; |
| 41 | import org.eclipse.swt.events.MenuDetectListener; |
| 42 | import org.eclipse.swt.events.MouseEvent; |
| 43 | import org.eclipse.swt.events.MouseWheelListener; |
| 44 | import org.eclipse.swt.events.SelectionAdapter; |
| 45 | import org.eclipse.swt.events.SelectionEvent; |
| 46 | import org.eclipse.swt.events.SelectionListener; |
| 47 | import org.eclipse.swt.graphics.Rectangle; |
| 48 | import org.eclipse.swt.layout.FillLayout; |
| 49 | import org.eclipse.swt.layout.GridData; |
| 50 | import org.eclipse.swt.layout.GridLayout; |
| 51 | import org.eclipse.swt.widgets.Composite; |
| 52 | import org.eclipse.swt.widgets.Control; |
| 53 | import org.eclipse.swt.widgets.ScrollBar; |
| 54 | import org.eclipse.swt.widgets.Slider; |
| 55 | |
| 56 | /** |
| 57 | * Generic time graph viewer implementation |
| 58 | * |
| 59 | * @version 1.0 |
| 60 | * @author Patrick Tasse, and others |
| 61 | */ |
| 62 | public class TimeGraphViewer implements ITimeDataProvider, SelectionListener { |
| 63 | |
| 64 | /** vars */ |
| 65 | private long _minTimeInterval; |
| 66 | private long _selectedTime; |
| 67 | private ITimeGraphEntry _selectedEntry; |
| 68 | private long _beginTime; |
| 69 | private long _endTime; |
| 70 | private long _time0; |
| 71 | private long _time1; |
| 72 | private long _time0_; |
| 73 | private long _time1_; |
| 74 | private long _time0_extSynch = 0; |
| 75 | private long _time1_extSynch = 0; |
| 76 | private boolean _timeRangeFixed; |
| 77 | private int _nameWidthPref = 200; |
| 78 | private int _minNameWidth = 6; |
| 79 | private int _nameWidth; |
| 80 | private Composite _dataViewer; |
| 81 | |
| 82 | private TimeGraphControl _stateCtrl; |
| 83 | private TimeGraphScale _timeScaleCtrl; |
| 84 | private Slider _verticalScrollBar; |
| 85 | private TimeGraphTooltipHandler _threadTip; |
| 86 | private TimeGraphColorScheme _colors; |
| 87 | private ITimeGraphPresentationProvider fTimeGraphProvider; |
| 88 | |
| 89 | ArrayList<ITimeGraphSelectionListener> fSelectionListeners = new ArrayList<ITimeGraphSelectionListener>(); |
| 90 | ArrayList<ITimeGraphTimeListener> fTimeListeners = new ArrayList<ITimeGraphTimeListener>(); |
| 91 | ArrayList<ITimeGraphRangeListener> fRangeListeners = new ArrayList<ITimeGraphRangeListener>(); |
| 92 | |
| 93 | // Time format, using Epoch reference, Relative time format(default) or Number |
| 94 | private TimeFormat timeFormat = TimeFormat.RELATIVE; |
| 95 | private int borderWidth = 0; |
| 96 | private int timeScaleHeight = 22; |
| 97 | |
| 98 | private Action resetScale; |
| 99 | private Action showLegendAction; |
| 100 | private Action nextEventAction; |
| 101 | private Action prevEventAction; |
| 102 | private Action nextItemAction; |
| 103 | private Action previousItemAction; |
| 104 | private Action zoomInAction; |
| 105 | private Action zoomOutAction; |
| 106 | |
| 107 | /** |
| 108 | * Standard constructor |
| 109 | * |
| 110 | * @param parent |
| 111 | * The parent UI composite object |
| 112 | * @param style |
| 113 | * The style to use |
| 114 | */ |
| 115 | public TimeGraphViewer(Composite parent, int style) { |
| 116 | createDataViewer(parent, style); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Sets the timegraph provider used by this timegraph viewer. |
| 121 | * |
| 122 | * @param timeGraphProvider the timegraph provider |
| 123 | */ |
| 124 | public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider) { |
| 125 | fTimeGraphProvider = timeGraphProvider; |
| 126 | _stateCtrl.setTimeGraphProvider(timeGraphProvider); |
| 127 | _threadTip = new TimeGraphTooltipHandler(_dataViewer.getShell(), fTimeGraphProvider, this); |
| 128 | _threadTip.activateHoverHelp(_stateCtrl); |
| 129 | } |
| 130 | |
| 131 | /** |
| 132 | * Sets or clears the input for this time graph viewer. |
| 133 | * The input array should only contain top-level elements. |
| 134 | * |
| 135 | * @param input The input of this time graph viewer, or <code>null</code> if none |
| 136 | */ |
| 137 | public void setInput(ITimeGraphEntry[] input) { |
| 138 | ITimeGraphEntry[] realInput = input; |
| 139 | |
| 140 | if (_stateCtrl != null) { |
| 141 | if (realInput == null) { |
| 142 | realInput = new ITimeGraphEntry[0]; |
| 143 | } |
| 144 | setTimeRange(realInput); |
| 145 | _verticalScrollBar.setEnabled(true); |
| 146 | setTopIndex(0); |
| 147 | _selectedTime = 0; |
| 148 | _selectedEntry = null; |
| 149 | refreshAllData(realInput); |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | /** |
| 154 | * Refresh the view |
| 155 | */ |
| 156 | public void refresh() { |
| 157 | setInput(_stateCtrl.getTraces()); |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Callback for when the control is moved |
| 162 | * |
| 163 | * @param e |
| 164 | * The caller event |
| 165 | */ |
| 166 | public void controlMoved(ControlEvent e) { |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Callback for when the control is resized |
| 171 | * |
| 172 | * @param e |
| 173 | * The caller event |
| 174 | */ |
| 175 | public void controlResized(ControlEvent e) { |
| 176 | resizeControls(); |
| 177 | } |
| 178 | |
| 179 | /** |
| 180 | * Handler for when the model is updated. Called from the display order in |
| 181 | * the API |
| 182 | * |
| 183 | * @param traces |
| 184 | * The traces in the model |
| 185 | * @param start |
| 186 | * The start time |
| 187 | * @param end |
| 188 | * The end time |
| 189 | * @param updateTimeBounds |
| 190 | * Should we updated the time bounds too |
| 191 | */ |
| 192 | public void modelUpdate(ITimeGraphEntry[] traces, long start, |
| 193 | long end, boolean updateTimeBounds) { |
| 194 | if (null != _stateCtrl) { |
| 195 | //loadOptions(); |
| 196 | updateInternalData(traces, start, end); |
| 197 | if (updateTimeBounds) { |
| 198 | _timeRangeFixed = true; |
| 199 | // set window to match limits |
| 200 | setStartFinishTime(_time0_, _time1_); |
| 201 | } else { |
| 202 | _stateCtrl.redraw(); |
| 203 | _timeScaleCtrl.redraw(); |
| 204 | } |
| 205 | } |
| 206 | } |
| 207 | |
| 208 | /** |
| 209 | * @return The string representing the view type |
| 210 | */ |
| 211 | protected String getViewTypeStr() { |
| 212 | return "viewoption.threads"; //$NON-NLS-1$ |
| 213 | } |
| 214 | |
| 215 | int getMarginWidth() { |
| 216 | return 0; |
| 217 | } |
| 218 | |
| 219 | int getMarginHeight() { |
| 220 | return 0; |
| 221 | } |
| 222 | |
| 223 | void loadOptions() { |
| 224 | _minTimeInterval = 1; |
| 225 | _selectedTime = -1; |
| 226 | _nameWidth = Utils.loadIntOption(getPreferenceString("namewidth"), //$NON-NLS-1$ |
| 227 | _nameWidthPref, _minNameWidth, 1000); |
| 228 | } |
| 229 | |
| 230 | void saveOptions() { |
| 231 | Utils.saveIntOption(getPreferenceString("namewidth"), _nameWidth); //$NON-NLS-1$ |
| 232 | } |
| 233 | |
| 234 | /** |
| 235 | * Create a data viewer. |
| 236 | * |
| 237 | * @param parent |
| 238 | * Parent composite |
| 239 | * @param style |
| 240 | * Style to use |
| 241 | * @return The new data viewer |
| 242 | */ |
| 243 | protected Control createDataViewer(Composite parent, int style) { |
| 244 | loadOptions(); |
| 245 | _colors = new TimeGraphColorScheme(); |
| 246 | _dataViewer = new Composite(parent, style) { |
| 247 | @Override |
| 248 | public void redraw() { |
| 249 | _timeScaleCtrl.redraw(); |
| 250 | _stateCtrl.redraw(); |
| 251 | super.redraw(); |
| 252 | } |
| 253 | }; |
| 254 | GridLayout gl = new GridLayout(2, false); |
| 255 | gl.marginHeight = borderWidth; |
| 256 | gl.marginWidth = 0; |
| 257 | gl.verticalSpacing = 0; |
| 258 | gl.horizontalSpacing = 0; |
| 259 | _dataViewer.setLayout(gl); |
| 260 | |
| 261 | _timeScaleCtrl = new TimeGraphScale(_dataViewer, _colors); |
| 262 | _timeScaleCtrl.setTimeProvider(this); |
| 263 | _timeScaleCtrl.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, true, false)); |
| 264 | _timeScaleCtrl.setHeight(timeScaleHeight); |
| 265 | |
| 266 | _verticalScrollBar = new Slider(_dataViewer, SWT.VERTICAL | SWT.NO_FOCUS); |
| 267 | _verticalScrollBar.setLayoutData(new GridData(SWT.DEFAULT, SWT.FILL, false, true, 1, 2)); |
| 268 | _verticalScrollBar.addSelectionListener(new SelectionAdapter() { |
| 269 | @Override |
| 270 | public void widgetSelected(SelectionEvent e) { |
| 271 | setTopIndex(_verticalScrollBar.getSelection()); |
| 272 | } |
| 273 | }); |
| 274 | _verticalScrollBar.setEnabled(false); |
| 275 | |
| 276 | _stateCtrl = createTimeGraphControl(_dataViewer, _colors); |
| 277 | |
| 278 | _stateCtrl.setTimeProvider(this); |
| 279 | _stateCtrl.addSelectionListener(this); |
| 280 | _stateCtrl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2)); |
| 281 | _stateCtrl.addMouseWheelListener(new MouseWheelListener() { |
| 282 | @Override |
| 283 | public void mouseScrolled(MouseEvent e) { |
| 284 | adjustVerticalScrollBar(); |
| 285 | } |
| 286 | }); |
| 287 | _stateCtrl.addKeyListener(new KeyAdapter() { |
| 288 | @Override |
| 289 | public void keyPressed(KeyEvent e) { |
| 290 | adjustVerticalScrollBar(); |
| 291 | } |
| 292 | }); |
| 293 | |
| 294 | Composite filler = new Composite(_dataViewer, SWT.NONE); |
| 295 | GridData gd = new GridData(SWT.DEFAULT, SWT.DEFAULT, false, false); |
| 296 | gd.heightHint = _stateCtrl.getHorizontalBar().getSize().y; |
| 297 | filler.setLayoutData(gd); |
| 298 | filler.setLayout(new FillLayout()); |
| 299 | |
| 300 | _stateCtrl.addControlListener(new ControlAdapter() { |
| 301 | @Override |
| 302 | public void controlResized(ControlEvent event) { |
| 303 | resizeControls(); |
| 304 | } |
| 305 | }); |
| 306 | resizeControls(); |
| 307 | _dataViewer.update(); |
| 308 | adjustVerticalScrollBar(); |
| 309 | return _dataViewer; |
| 310 | } |
| 311 | |
| 312 | /** |
| 313 | * Dispose the view. |
| 314 | */ |
| 315 | public void dispose() { |
| 316 | saveOptions(); |
| 317 | _stateCtrl.dispose(); |
| 318 | _dataViewer.dispose(); |
| 319 | _colors.dispose(); |
| 320 | } |
| 321 | |
| 322 | /** |
| 323 | * Create a new time graph control. |
| 324 | * |
| 325 | * @param parent |
| 326 | * The parent composite |
| 327 | * @param colors |
| 328 | * The color scheme |
| 329 | * @return The new TimeGraphControl |
| 330 | * @since 2.0 |
| 331 | */ |
| 332 | protected TimeGraphControl createTimeGraphControl(Composite parent, |
| 333 | TimeGraphColorScheme colors) { |
| 334 | return new TimeGraphControl(parent, colors); |
| 335 | } |
| 336 | |
| 337 | /** |
| 338 | * Resize the controls |
| 339 | */ |
| 340 | public void resizeControls() { |
| 341 | Rectangle r = _dataViewer.getClientArea(); |
| 342 | if (r.isEmpty()) { |
| 343 | return; |
| 344 | } |
| 345 | |
| 346 | int width = r.width; |
| 347 | if (_nameWidth > width - _minNameWidth) { |
| 348 | _nameWidth = width - _minNameWidth; |
| 349 | } |
| 350 | if (_nameWidth < _minNameWidth) { |
| 351 | _nameWidth = _minNameWidth; |
| 352 | } |
| 353 | adjustVerticalScrollBar(); |
| 354 | } |
| 355 | |
| 356 | /** |
| 357 | * Try to set most convenient time range for display. |
| 358 | * |
| 359 | * @param traces |
| 360 | * The traces in the model |
| 361 | */ |
| 362 | public void setTimeRange(ITimeGraphEntry traces[]) { |
| 363 | _endTime = 0; |
| 364 | _beginTime = -1; |
| 365 | for (int i = 0; i < traces.length; i++) { |
| 366 | ITimeGraphEntry entry = traces[i]; |
| 367 | if (entry.getEndTime() >= entry.getStartTime() && entry.getEndTime() > 0) { |
| 368 | if (_beginTime < 0 || entry.getStartTime() < _beginTime) { |
| 369 | _beginTime = entry.getStartTime(); |
| 370 | } |
| 371 | if (entry.getEndTime() > _endTime) { |
| 372 | _endTime = entry.getEndTime(); |
| 373 | } |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | if (_beginTime < 0) { |
| 378 | _beginTime = 0; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | /** |
| 383 | * Recalculate the time bounds |
| 384 | */ |
| 385 | public void setTimeBounds() { |
| 386 | //_time0_ = _beginTime - (long) ((_endTime - _beginTime) * 0.02); |
| 387 | _time0_ = _beginTime; |
| 388 | if (_time0_ < 0) { |
| 389 | _time0_ = 0; |
| 390 | } |
| 391 | // _time1_ = _time0_ + (_endTime - _time0_) * 1.05; |
| 392 | _time1_ = _endTime; |
| 393 | // _time0_ = Math.floor(_time0_); |
| 394 | // _time1_ = Math.ceil(_time1_); |
| 395 | if (!_timeRangeFixed) { |
| 396 | _time0 = _time0_; |
| 397 | _time1 = _time1_; |
| 398 | } |
| 399 | if (_time1 - _time0 < _minTimeInterval) { |
| 400 | _time1 = Math.min(_time1_, _time0 + _minTimeInterval); |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | /** |
| 405 | * @param traces |
| 406 | * @param start |
| 407 | * @param end |
| 408 | */ |
| 409 | void updateInternalData(ITimeGraphEntry[] traces, long start, long end) { |
| 410 | ITimeGraphEntry[] realTraces = traces; |
| 411 | |
| 412 | if (null == realTraces) { |
| 413 | realTraces = new ITimeGraphEntry[0]; |
| 414 | } |
| 415 | if ((start == 0 && end == 0) || start < 0 || end < 0) { |
| 416 | // Start and end time are unspecified and need to be determined from |
| 417 | // individual processes |
| 418 | setTimeRange(realTraces); |
| 419 | } else { |
| 420 | _beginTime = start; |
| 421 | _endTime = end; |
| 422 | } |
| 423 | |
| 424 | refreshAllData(realTraces); |
| 425 | } |
| 426 | |
| 427 | /** |
| 428 | * @param traces |
| 429 | */ |
| 430 | private void refreshAllData(ITimeGraphEntry[] traces) { |
| 431 | setTimeBounds(); |
| 432 | if (_selectedTime < _beginTime) { |
| 433 | _selectedTime = _beginTime; |
| 434 | } else if (_selectedTime > _endTime) { |
| 435 | _selectedTime = _endTime; |
| 436 | } |
| 437 | _stateCtrl.refreshData(traces); |
| 438 | _timeScaleCtrl.redraw(); |
| 439 | adjustVerticalScrollBar(); |
| 440 | } |
| 441 | |
| 442 | /** |
| 443 | * Callback for when this view is focused |
| 444 | */ |
| 445 | public void setFocus() { |
| 446 | if (null != _stateCtrl) { |
| 447 | _stateCtrl.setFocus(); |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | /** |
| 452 | * Get the current focus status of this view. |
| 453 | * |
| 454 | * @return If the view is currently focused, or not |
| 455 | */ |
| 456 | public boolean isInFocus() { |
| 457 | return _stateCtrl.isInFocus(); |
| 458 | } |
| 459 | |
| 460 | /** |
| 461 | * Get the view's current selection |
| 462 | * |
| 463 | * @return The entry that is selected |
| 464 | */ |
| 465 | public ITimeGraphEntry getSelection() { |
| 466 | return _stateCtrl.getSelectedTrace(); |
| 467 | } |
| 468 | |
| 469 | /** |
| 470 | * Get the index of the current selection |
| 471 | * |
| 472 | * @return The index |
| 473 | */ |
| 474 | public int getSelectionIndex() { |
| 475 | return _stateCtrl.getSelectedIndex(); |
| 476 | } |
| 477 | |
| 478 | @Override |
| 479 | public long getTime0() { |
| 480 | return _time0; |
| 481 | } |
| 482 | |
| 483 | @Override |
| 484 | public long getTime1() { |
| 485 | return _time1; |
| 486 | } |
| 487 | |
| 488 | @Override |
| 489 | public long getMinTimeInterval() { |
| 490 | return _minTimeInterval; |
| 491 | } |
| 492 | |
| 493 | @Override |
| 494 | public int getNameSpace() { |
| 495 | return _nameWidth; |
| 496 | } |
| 497 | |
| 498 | @Override |
| 499 | public void setNameSpace(int width) { |
| 500 | _nameWidth = width; |
| 501 | int w = _stateCtrl.getClientArea().width; |
| 502 | if (_nameWidth > w - 6) { |
| 503 | _nameWidth = w - 6; |
| 504 | } |
| 505 | if (_nameWidth < 6) { |
| 506 | _nameWidth = 6; |
| 507 | } |
| 508 | _stateCtrl.adjustScrolls(); |
| 509 | _stateCtrl.redraw(); |
| 510 | _timeScaleCtrl.redraw(); |
| 511 | } |
| 512 | |
| 513 | @Override |
| 514 | public int getTimeSpace() { |
| 515 | int w = _stateCtrl.getClientArea().width; |
| 516 | return w - _nameWidth; |
| 517 | } |
| 518 | |
| 519 | @Override |
| 520 | public long getSelectedTime() { |
| 521 | return _selectedTime; |
| 522 | } |
| 523 | |
| 524 | @Override |
| 525 | public long getBeginTime() { |
| 526 | return _beginTime; |
| 527 | } |
| 528 | |
| 529 | @Override |
| 530 | public long getEndTime() { |
| 531 | return _endTime; |
| 532 | } |
| 533 | |
| 534 | @Override |
| 535 | public long getMaxTime() { |
| 536 | return _time1_; |
| 537 | } |
| 538 | |
| 539 | @Override |
| 540 | public long getMinTime() { |
| 541 | return _time0_; |
| 542 | } |
| 543 | |
| 544 | /* |
| 545 | * (non-Javadoc) |
| 546 | * |
| 547 | * @see |
| 548 | * org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.ITimeDataProvider |
| 549 | * #setStartFinishTimeNotify(long, long) |
| 550 | */ |
| 551 | @Override |
| 552 | public void setStartFinishTimeNotify(long time0, long time1) { |
| 553 | setStartFinishTime(time0, time1); |
| 554 | notifyRangeListeners(time0, time1); |
| 555 | } |
| 556 | |
| 557 | |
| 558 | /* (non-Javadoc) |
| 559 | * @see org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.ITimeDataProvider#notifyStartFinishTime() |
| 560 | */ |
| 561 | @Override |
| 562 | public void notifyStartFinishTime() { |
| 563 | notifyRangeListeners(_time0, _time1); |
| 564 | } |
| 565 | |
| 566 | /* |
| 567 | * (non-Javadoc) |
| 568 | * |
| 569 | * @see |
| 570 | * org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.ITimeDataProvider |
| 571 | * #setStartFinishTime(long, long) |
| 572 | */ |
| 573 | @Override |
| 574 | public void setStartFinishTime(long time0, long time1) { |
| 575 | _time0 = time0; |
| 576 | if (_time0 < _time0_) { |
| 577 | _time0 = _time0_; |
| 578 | } |
| 579 | if (_time0 > _time1_) { |
| 580 | _time0 = _time1_; |
| 581 | } |
| 582 | _time1 = time1; |
| 583 | if (_time1 < _time0_) { |
| 584 | _time1 = _time0_; |
| 585 | } |
| 586 | if (_time1 > _time1_) { |
| 587 | _time1 = _time1_; |
| 588 | } |
| 589 | if (_time1 - _time0 < _minTimeInterval) { |
| 590 | _time1 = Math.min(_time1_, _time0 + _minTimeInterval); |
| 591 | } |
| 592 | _timeRangeFixed = true; |
| 593 | _stateCtrl.adjustScrolls(); |
| 594 | _stateCtrl.redraw(); |
| 595 | _timeScaleCtrl.redraw(); |
| 596 | } |
| 597 | |
| 598 | /** |
| 599 | * Set the time bounds to the provided values |
| 600 | * |
| 601 | * @param beginTime |
| 602 | * The start time of the window |
| 603 | * @param endTime |
| 604 | * The end time |
| 605 | */ |
| 606 | public void setTimeBounds(long beginTime, long endTime) { |
| 607 | _beginTime = beginTime; |
| 608 | _endTime = endTime; |
| 609 | _time0_ = beginTime; |
| 610 | _time1_ = endTime; |
| 611 | _stateCtrl.adjustScrolls(); |
| 612 | } |
| 613 | |
| 614 | @Override |
| 615 | public void resetStartFinishTime() { |
| 616 | setStartFinishTime(_time0_, _time1_); |
| 617 | _timeRangeFixed = false; |
| 618 | } |
| 619 | |
| 620 | @Override |
| 621 | public void setSelectedTimeNotify(long time, boolean ensureVisible) { |
| 622 | setSelectedTimeInt(time, ensureVisible, true); |
| 623 | } |
| 624 | |
| 625 | @Override |
| 626 | public void setSelectedTime(long time, boolean ensureVisible) { |
| 627 | setSelectedTimeInt(time, ensureVisible, false); |
| 628 | } |
| 629 | |
| 630 | private void setSelectedTimeInt(long time, boolean ensureVisible, boolean doNotify) { |
| 631 | long time0 = _time0; |
| 632 | long time1 = _time1; |
| 633 | if (ensureVisible) { |
| 634 | long timeSpace = (long) ((_time1 - _time0) * .02); |
| 635 | long timeMid = (long) ((_time1 - _time0) * .5); |
| 636 | if (time < _time0 + timeSpace) { |
| 637 | long dt = _time0 - time + timeMid; |
| 638 | _time0 -= dt; |
| 639 | _time1 -= dt; |
| 640 | } else if (time > _time1 - timeSpace) { |
| 641 | long dt = time - _time1 + timeMid; |
| 642 | _time0 += dt; |
| 643 | _time1 += dt; |
| 644 | } |
| 645 | if (_time0 < _time0_) { |
| 646 | _time1 = Math.min(_time1_, _time1 + (_time0_ - _time0)); |
| 647 | _time0 = _time0_; |
| 648 | } else if (_time1 > _time1_) { |
| 649 | _time0 = Math.max(_time0_, _time0 - (_time1 - _time1_)); |
| 650 | _time1 = _time1_; |
| 651 | } |
| 652 | } |
| 653 | if (_time1 - _time0 < _minTimeInterval) { |
| 654 | _time1 = Math.min(_time1_, _time0 + _minTimeInterval); |
| 655 | } |
| 656 | _stateCtrl.adjustScrolls(); |
| 657 | _stateCtrl.redraw(); |
| 658 | _timeScaleCtrl.redraw(); |
| 659 | |
| 660 | |
| 661 | boolean notifySelectedTime = (time != _selectedTime); |
| 662 | _selectedTime = time; |
| 663 | |
| 664 | if (doNotify && ((time0 != _time0) || (time1 != _time1))) { |
| 665 | notifyRangeListeners(_time0, _time1); |
| 666 | } |
| 667 | |
| 668 | if (doNotify && notifySelectedTime) { |
| 669 | notifyTimeListeners(_selectedTime); |
| 670 | } |
| 671 | } |
| 672 | |
| 673 | @Override |
| 674 | public void widgetDefaultSelected(SelectionEvent e) { |
| 675 | if (_selectedEntry != getSelection()) { |
| 676 | _selectedEntry = getSelection(); |
| 677 | notifySelectionListeners(_selectedEntry); |
| 678 | } |
| 679 | } |
| 680 | |
| 681 | @Override |
| 682 | public void widgetSelected(SelectionEvent e) { |
| 683 | if (_selectedEntry != getSelection()) { |
| 684 | _selectedEntry = getSelection(); |
| 685 | notifySelectionListeners(_selectedEntry); |
| 686 | } |
| 687 | } |
| 688 | |
| 689 | /** |
| 690 | * Callback for when the next event is selected |
| 691 | */ |
| 692 | public void selectNextEvent() { |
| 693 | _stateCtrl.selectNextEvent(); |
| 694 | adjustVerticalScrollBar(); |
| 695 | } |
| 696 | |
| 697 | /** |
| 698 | * Callback for when the previous event is selected |
| 699 | */ |
| 700 | public void selectPrevEvent() { |
| 701 | _stateCtrl.selectPrevEvent(); |
| 702 | adjustVerticalScrollBar(); |
| 703 | } |
| 704 | |
| 705 | /** |
| 706 | * Callback for when the next item is selected |
| 707 | */ |
| 708 | public void selectNextItem() { |
| 709 | _stateCtrl.selectNextTrace(); |
| 710 | adjustVerticalScrollBar(); |
| 711 | } |
| 712 | |
| 713 | /** |
| 714 | * Callback for when the previous item is selected |
| 715 | */ |
| 716 | public void selectPrevItem() { |
| 717 | _stateCtrl.selectPrevTrace(); |
| 718 | adjustVerticalScrollBar(); |
| 719 | } |
| 720 | |
| 721 | /** |
| 722 | * Callback for the show legend action |
| 723 | */ |
| 724 | public void showLegend() { |
| 725 | if (_dataViewer == null || _dataViewer.isDisposed()) { |
| 726 | return; |
| 727 | } |
| 728 | |
| 729 | TimeGraphLegend.open(_dataViewer.getShell(), fTimeGraphProvider); |
| 730 | } |
| 731 | |
| 732 | /** |
| 733 | * Callback for the Zoom In action |
| 734 | */ |
| 735 | public void zoomIn() { |
| 736 | _stateCtrl.zoomIn(); |
| 737 | } |
| 738 | |
| 739 | /** |
| 740 | * Callback for the Zoom Out action |
| 741 | */ |
| 742 | public void zoomOut() { |
| 743 | _stateCtrl.zoomOut(); |
| 744 | } |
| 745 | |
| 746 | private String getPreferenceString(String string) { |
| 747 | return getViewTypeStr() + "." + string; //$NON-NLS-1$ |
| 748 | } |
| 749 | |
| 750 | /** |
| 751 | * Add a selection listener |
| 752 | * |
| 753 | * @param listener |
| 754 | * The listener to add |
| 755 | */ |
| 756 | public void addSelectionListener(ITimeGraphSelectionListener listener) { |
| 757 | fSelectionListeners.add(listener); |
| 758 | } |
| 759 | |
| 760 | /** |
| 761 | * Remove a selection listener |
| 762 | * |
| 763 | * @param listener |
| 764 | * The listener to remove |
| 765 | */ |
| 766 | public void removeSelectionListener(ITimeGraphSelectionListener listener) { |
| 767 | fSelectionListeners.remove(listener); |
| 768 | } |
| 769 | |
| 770 | private void notifySelectionListeners(ITimeGraphEntry selection) { |
| 771 | TimeGraphSelectionEvent event = new TimeGraphSelectionEvent(this, selection); |
| 772 | |
| 773 | for (ITimeGraphSelectionListener listener : fSelectionListeners) { |
| 774 | listener.selectionChanged(event); |
| 775 | } |
| 776 | } |
| 777 | |
| 778 | /** |
| 779 | * Add a time listener |
| 780 | * |
| 781 | * @param listener |
| 782 | * The listener to add |
| 783 | */ |
| 784 | public void addTimeListener(ITimeGraphTimeListener listener) { |
| 785 | fTimeListeners.add(listener); |
| 786 | } |
| 787 | |
| 788 | /** |
| 789 | * Remove a time listener |
| 790 | * |
| 791 | * @param listener |
| 792 | * The listener to remove |
| 793 | */ |
| 794 | public void removeTimeListener(ITimeGraphTimeListener listener) { |
| 795 | fTimeListeners.remove(listener); |
| 796 | } |
| 797 | |
| 798 | private void notifyTimeListeners(long time) { |
| 799 | TimeGraphTimeEvent event = new TimeGraphTimeEvent(this, time); |
| 800 | |
| 801 | for (ITimeGraphTimeListener listener : fTimeListeners) { |
| 802 | listener.timeSelected(event); |
| 803 | } |
| 804 | } |
| 805 | |
| 806 | /** |
| 807 | * Add a range listener |
| 808 | * |
| 809 | * @param listener |
| 810 | * The listener to add |
| 811 | */ |
| 812 | public void addRangeListener(ITimeGraphRangeListener listener) { |
| 813 | fRangeListeners.add(listener); |
| 814 | } |
| 815 | |
| 816 | /** |
| 817 | * Remove a range listener |
| 818 | * |
| 819 | * @param listener |
| 820 | * The listener to remove |
| 821 | */ |
| 822 | public void removeRangeListener(ITimeGraphRangeListener listener) { |
| 823 | fRangeListeners.remove(listener); |
| 824 | } |
| 825 | |
| 826 | private void notifyRangeListeners(long startTime, long endTime) { |
| 827 | // Check if the time has actually changed from last notification |
| 828 | if (startTime != _time0_extSynch || endTime != _time1_extSynch) { |
| 829 | // Notify Time Scale Selection Listeners |
| 830 | TimeGraphRangeUpdateEvent event = new TimeGraphRangeUpdateEvent(this, startTime, endTime); |
| 831 | |
| 832 | for (ITimeGraphRangeListener listener : fRangeListeners) { |
| 833 | listener.timeRangeUpdated(event); |
| 834 | } |
| 835 | |
| 836 | // update external synch timers |
| 837 | updateExtSynchTimers(); |
| 838 | } |
| 839 | } |
| 840 | |
| 841 | /** |
| 842 | * Callback to set a selected event in the view |
| 843 | * |
| 844 | * @param event |
| 845 | * The event that was selected |
| 846 | * @param source |
| 847 | * The source of this selection event |
| 848 | */ |
| 849 | public void setSelectedEvent(ITimeEvent event, Object source) { |
| 850 | if (event == null || source == this) { |
| 851 | return; |
| 852 | } |
| 853 | _selectedEntry = event.getEntry(); |
| 854 | _stateCtrl.selectItem(_selectedEntry, false); |
| 855 | |
| 856 | setSelectedTimeInt(event.getTime(), true, true); |
| 857 | adjustVerticalScrollBar(); |
| 858 | } |
| 859 | |
| 860 | /** |
| 861 | * Set the seeked time of a trace |
| 862 | * |
| 863 | * @param trace |
| 864 | * The trace that was seeked |
| 865 | * @param time |
| 866 | * The target time |
| 867 | * @param source |
| 868 | * The source of this seek event |
| 869 | */ |
| 870 | public void setSelectedTraceTime(ITimeGraphEntry trace, long time, Object source) { |
| 871 | if (trace == null || source == this) { |
| 872 | return; |
| 873 | } |
| 874 | _selectedEntry = trace; |
| 875 | _stateCtrl.selectItem(trace, false); |
| 876 | |
| 877 | setSelectedTimeInt(time, true, true); |
| 878 | } |
| 879 | |
| 880 | /** |
| 881 | * Callback for a trace selection |
| 882 | * |
| 883 | * @param trace |
| 884 | * The trace that was selected |
| 885 | */ |
| 886 | public void setSelection(ITimeGraphEntry trace) { |
| 887 | _selectedEntry = trace; |
| 888 | _stateCtrl.selectItem(trace, false); |
| 889 | adjustVerticalScrollBar(); |
| 890 | } |
| 891 | |
| 892 | /** |
| 893 | * Callback for a time window selection |
| 894 | * |
| 895 | * @param time0 |
| 896 | * Start time of the range |
| 897 | * @param time1 |
| 898 | * End time of the range |
| 899 | * @param source |
| 900 | * Source of the event |
| 901 | */ |
| 902 | public void setSelectVisTimeWindow(long time0, long time1, Object source) { |
| 903 | if (source == this) { |
| 904 | return; |
| 905 | } |
| 906 | |
| 907 | setStartFinishTime(time0, time1); |
| 908 | |
| 909 | // update notification time values since we are now in synch with the |
| 910 | // external application |
| 911 | updateExtSynchTimers(); |
| 912 | } |
| 913 | |
| 914 | /** |
| 915 | * update the cache timers used to identify the need to send a time window |
| 916 | * update to external registered listeners |
| 917 | */ |
| 918 | private void updateExtSynchTimers() { |
| 919 | // last time notification cache |
| 920 | _time0_extSynch = _time0; |
| 921 | _time1_extSynch = _time1; |
| 922 | } |
| 923 | |
| 924 | /** |
| 925 | * @since 2.0 |
| 926 | */ |
| 927 | @Override |
| 928 | public TimeFormat getTimeFormat() { |
| 929 | return timeFormat; |
| 930 | } |
| 931 | |
| 932 | /** |
| 933 | * @param tf the {@link TimeFormat} used to display timestamps |
| 934 | * @since 2.0 |
| 935 | */ |
| 936 | public void setTimeFormat(TimeFormat tf) { |
| 937 | this.timeFormat = tf; |
| 938 | } |
| 939 | |
| 940 | /** |
| 941 | * Retrieve the border width |
| 942 | * |
| 943 | * @return The width |
| 944 | */ |
| 945 | public int getBorderWidth() { |
| 946 | return borderWidth; |
| 947 | } |
| 948 | |
| 949 | /** |
| 950 | * Set the border width |
| 951 | * |
| 952 | * @param borderWidth |
| 953 | * The width |
| 954 | */ |
| 955 | public void setBorderWidth(int borderWidth) { |
| 956 | if (borderWidth > -1) { |
| 957 | this.borderWidth = borderWidth; |
| 958 | GridLayout gl = (GridLayout)_dataViewer.getLayout(); |
| 959 | gl.marginHeight = borderWidth; |
| 960 | } |
| 961 | } |
| 962 | |
| 963 | /** |
| 964 | * Retrieve the height of the header |
| 965 | * |
| 966 | * @return The height |
| 967 | */ |
| 968 | public int getHeaderHeight() { |
| 969 | return timeScaleHeight; |
| 970 | } |
| 971 | |
| 972 | /** |
| 973 | * Set the height of the header |
| 974 | * |
| 975 | * @param headerHeight |
| 976 | * The height to set |
| 977 | */ |
| 978 | public void setHeaderHeight(int headerHeight) { |
| 979 | if (headerHeight > -1) { |
| 980 | this.timeScaleHeight = headerHeight; |
| 981 | _timeScaleCtrl.setHeight(headerHeight); |
| 982 | } |
| 983 | } |
| 984 | |
| 985 | /** |
| 986 | * Retrieve the height of an item row |
| 987 | * |
| 988 | * @return The height |
| 989 | */ |
| 990 | public int getItemHeight() { |
| 991 | if (_stateCtrl != null) { |
| 992 | return _stateCtrl.getItemHeight(); |
| 993 | } |
| 994 | return 0; |
| 995 | } |
| 996 | |
| 997 | /** |
| 998 | * Set the height of an item row |
| 999 | * |
| 1000 | * @param rowHeight |
| 1001 | * The height to set |
| 1002 | */ |
| 1003 | public void setItemHeight(int rowHeight) { |
| 1004 | if (_stateCtrl != null) { |
| 1005 | _stateCtrl.setItemHeight(rowHeight); |
| 1006 | } |
| 1007 | } |
| 1008 | |
| 1009 | /** |
| 1010 | * Set the minimum item width |
| 1011 | * |
| 1012 | * @param width |
| 1013 | * The min width |
| 1014 | */ |
| 1015 | public void setMinimumItemWidth(int width) { |
| 1016 | if (_stateCtrl != null) { |
| 1017 | _stateCtrl.setMinimumItemWidth(width); |
| 1018 | } |
| 1019 | } |
| 1020 | |
| 1021 | /** |
| 1022 | * Set the width for the name column |
| 1023 | * |
| 1024 | * @param width The width |
| 1025 | */ |
| 1026 | public void setNameWidthPref(int width) { |
| 1027 | _nameWidthPref = width; |
| 1028 | if (width == 0) { |
| 1029 | _minNameWidth = 0; |
| 1030 | _nameWidth = 0; |
| 1031 | } |
| 1032 | } |
| 1033 | |
| 1034 | /** |
| 1035 | * Retrieve the configure width for the name column |
| 1036 | * |
| 1037 | * @param width |
| 1038 | * Unused? |
| 1039 | * @return The width |
| 1040 | */ |
| 1041 | public int getNameWidthPref(int width) { |
| 1042 | return _nameWidthPref; |
| 1043 | } |
| 1044 | |
| 1045 | /** |
| 1046 | * Returns the primary control associated with this viewer. |
| 1047 | * |
| 1048 | * @return the SWT control which displays this viewer's content |
| 1049 | */ |
| 1050 | public Control getControl() { |
| 1051 | return _dataViewer; |
| 1052 | } |
| 1053 | |
| 1054 | /** |
| 1055 | * Returns the time graph control associated with this viewer. |
| 1056 | * |
| 1057 | * @return the time graph control |
| 1058 | */ |
| 1059 | TimeGraphControl getTimeGraphControl() { |
| 1060 | return _stateCtrl; |
| 1061 | } |
| 1062 | |
| 1063 | /** |
| 1064 | * Returns the time graph scale associated with this viewer. |
| 1065 | * |
| 1066 | * @return the time graph scale |
| 1067 | */ |
| 1068 | TimeGraphScale getTimeGraphScale() { |
| 1069 | return _timeScaleCtrl; |
| 1070 | } |
| 1071 | |
| 1072 | /** |
| 1073 | * Return the x coordinate corresponding to a time |
| 1074 | * |
| 1075 | * @param time the time |
| 1076 | * @return the x coordinate corresponding to the time |
| 1077 | * |
| 1078 | * @since 2.0 |
| 1079 | */ |
| 1080 | public int getXForTime(long time) { |
| 1081 | return _stateCtrl.getXForTime(time); |
| 1082 | } |
| 1083 | |
| 1084 | /** |
| 1085 | * Return the time corresponding to an x coordinate |
| 1086 | * |
| 1087 | * @param x the x coordinate |
| 1088 | * @return the time corresponding to the x coordinate |
| 1089 | * |
| 1090 | * @since 2.0 |
| 1091 | */ |
| 1092 | public long getTimeAtX(int x) { |
| 1093 | return _stateCtrl.getTimeAtX(x); |
| 1094 | } |
| 1095 | |
| 1096 | /** |
| 1097 | * Get the selection provider |
| 1098 | * |
| 1099 | * @return the selection provider |
| 1100 | */ |
| 1101 | public ISelectionProvider getSelectionProvider() { |
| 1102 | return _stateCtrl; |
| 1103 | } |
| 1104 | |
| 1105 | /** |
| 1106 | * Wait for the cursor |
| 1107 | * |
| 1108 | * @param waitInd |
| 1109 | * Wait indefinitely? |
| 1110 | */ |
| 1111 | public void waitCursor(boolean waitInd) { |
| 1112 | _stateCtrl.waitCursor(waitInd); |
| 1113 | } |
| 1114 | |
| 1115 | /** |
| 1116 | * Get the horizontal scroll bar object |
| 1117 | * |
| 1118 | * @return The scroll bar |
| 1119 | */ |
| 1120 | public ScrollBar getHorizontalBar() { |
| 1121 | return _stateCtrl.getHorizontalBar(); |
| 1122 | } |
| 1123 | |
| 1124 | /** |
| 1125 | * Get the vertical scroll bar object |
| 1126 | * |
| 1127 | * @return The scroll bar |
| 1128 | */ |
| 1129 | public Slider getVerticalBar() { |
| 1130 | return _verticalScrollBar; |
| 1131 | } |
| 1132 | |
| 1133 | /** |
| 1134 | * Set the given index as the top one |
| 1135 | * |
| 1136 | * @param index |
| 1137 | * The index that will go to the top |
| 1138 | */ |
| 1139 | public void setTopIndex(int index) { |
| 1140 | _stateCtrl.setTopIndex(index); |
| 1141 | adjustVerticalScrollBar(); |
| 1142 | } |
| 1143 | |
| 1144 | /** |
| 1145 | * Retrieve the current top index |
| 1146 | * |
| 1147 | * @return The top index |
| 1148 | */ |
| 1149 | public int getTopIndex() { |
| 1150 | return _stateCtrl.getTopIndex(); |
| 1151 | } |
| 1152 | |
| 1153 | /** |
| 1154 | * Set the expanded state of an entry |
| 1155 | * |
| 1156 | * @param entry |
| 1157 | * The entry to expand/collapse |
| 1158 | * @param expanded |
| 1159 | * True for expanded, false for collapsed |
| 1160 | */ |
| 1161 | public void setExpandedState(ITimeGraphEntry entry, boolean expanded) { |
| 1162 | _stateCtrl.setExpandedState(entry, expanded); |
| 1163 | adjustVerticalScrollBar(); |
| 1164 | } |
| 1165 | |
| 1166 | /** |
| 1167 | * Collapses all nodes of the viewer's tree, starting with the root. |
| 1168 | * |
| 1169 | * @since 2.0 |
| 1170 | */ |
| 1171 | public void collapseAll() { |
| 1172 | _stateCtrl.collapseAll(); |
| 1173 | adjustVerticalScrollBar(); |
| 1174 | } |
| 1175 | |
| 1176 | /** |
| 1177 | * Expands all nodes of the viewer's tree, starting with the root. |
| 1178 | * |
| 1179 | * @since 2.0 |
| 1180 | */ |
| 1181 | public void expandAll() { |
| 1182 | _stateCtrl.expandAll(); |
| 1183 | adjustVerticalScrollBar(); |
| 1184 | } |
| 1185 | |
| 1186 | /** |
| 1187 | * Get the number of sub-elements when expanded |
| 1188 | * |
| 1189 | * @return The element count |
| 1190 | */ |
| 1191 | public int getExpandedElementCount() { |
| 1192 | return _stateCtrl.getExpandedElementCount(); |
| 1193 | } |
| 1194 | |
| 1195 | /** |
| 1196 | * Get the sub-elements |
| 1197 | * |
| 1198 | * @return The array of entries that are below this one |
| 1199 | */ |
| 1200 | public ITimeGraphEntry[] getExpandedElements() { |
| 1201 | return _stateCtrl.getExpandedElements(); |
| 1202 | } |
| 1203 | |
| 1204 | /** |
| 1205 | * Add a tree listener |
| 1206 | * |
| 1207 | * @param listener |
| 1208 | * The listener to add |
| 1209 | */ |
| 1210 | public void addTreeListener(ITimeGraphTreeListener listener) { |
| 1211 | _stateCtrl.addTreeListener(listener); |
| 1212 | } |
| 1213 | |
| 1214 | /** |
| 1215 | * Remove a tree listener |
| 1216 | * |
| 1217 | * @param listener |
| 1218 | * The listener to remove |
| 1219 | */ |
| 1220 | public void removeTreeListener(ITimeGraphTreeListener listener) { |
| 1221 | _stateCtrl.removeTreeListener(listener); |
| 1222 | } |
| 1223 | |
| 1224 | /** |
| 1225 | * Get the reset scale action. |
| 1226 | * |
| 1227 | * @return The Action object |
| 1228 | */ |
| 1229 | public Action getResetScaleAction() { |
| 1230 | if (resetScale == null) { |
| 1231 | // resetScale |
| 1232 | resetScale = new Action() { |
| 1233 | @Override |
| 1234 | public void run() { |
| 1235 | resetStartFinishTime(); |
| 1236 | notifyStartFinishTime(); |
| 1237 | } |
| 1238 | }; |
| 1239 | resetScale.setText(Messages.TmfTimeGraphViewer_ResetScaleActionNameText); |
| 1240 | resetScale.setToolTipText(Messages.TmfTimeGraphViewer_ResetScaleActionToolTipText); |
| 1241 | resetScale.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_HOME_MENU)); |
| 1242 | } |
| 1243 | return resetScale; |
| 1244 | } |
| 1245 | |
| 1246 | /** |
| 1247 | * Get the show legend action. |
| 1248 | * |
| 1249 | * @return The Action object |
| 1250 | */ |
| 1251 | public Action getShowLegendAction() { |
| 1252 | if (showLegendAction == null) { |
| 1253 | // showLegend |
| 1254 | showLegendAction = new Action() { |
| 1255 | @Override |
| 1256 | public void run() { |
| 1257 | showLegend(); |
| 1258 | } |
| 1259 | }; |
| 1260 | showLegendAction.setText(Messages.TmfTimeGraphViewer_LegendActionNameText); |
| 1261 | showLegendAction.setToolTipText(Messages.TmfTimeGraphViewer_LegendActionToolTipText); |
| 1262 | showLegendAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_SHOW_LEGEND)); |
| 1263 | } |
| 1264 | |
| 1265 | return showLegendAction; |
| 1266 | } |
| 1267 | |
| 1268 | /** |
| 1269 | * Get the the next event action. |
| 1270 | * |
| 1271 | * @return The action object |
| 1272 | */ |
| 1273 | public Action getNextEventAction() { |
| 1274 | if (nextEventAction == null) { |
| 1275 | nextEventAction = new Action() { |
| 1276 | @Override |
| 1277 | public void run() { |
| 1278 | selectNextEvent(); |
| 1279 | } |
| 1280 | }; |
| 1281 | |
| 1282 | nextEventAction.setText(Messages.TmfTimeGraphViewer_NextEventActionNameText); |
| 1283 | nextEventAction.setToolTipText(Messages.TmfTimeGraphViewer_NextEventActionToolTipText); |
| 1284 | nextEventAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_NEXT_EVENT)); |
| 1285 | } |
| 1286 | |
| 1287 | return nextEventAction; |
| 1288 | } |
| 1289 | |
| 1290 | /** |
| 1291 | * Get the previous event action. |
| 1292 | * |
| 1293 | * @return The Action object |
| 1294 | */ |
| 1295 | public Action getPreviousEventAction() { |
| 1296 | if (prevEventAction == null) { |
| 1297 | prevEventAction = new Action() { |
| 1298 | @Override |
| 1299 | public void run() { |
| 1300 | selectPrevEvent(); |
| 1301 | } |
| 1302 | }; |
| 1303 | |
| 1304 | prevEventAction.setText(Messages.TmfTimeGraphViewer_PreviousEventActionNameText); |
| 1305 | prevEventAction.setToolTipText(Messages.TmfTimeGraphViewer_PreviousEventActionToolTipText); |
| 1306 | prevEventAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_PREV_EVENT)); |
| 1307 | } |
| 1308 | |
| 1309 | return prevEventAction; |
| 1310 | } |
| 1311 | |
| 1312 | /** |
| 1313 | * Get the next item action. |
| 1314 | * |
| 1315 | * @return The Action object |
| 1316 | */ |
| 1317 | public Action getNextItemAction() { |
| 1318 | if (nextItemAction == null) { |
| 1319 | |
| 1320 | nextItemAction = new Action() { |
| 1321 | @Override |
| 1322 | public void run() { |
| 1323 | selectNextItem(); |
| 1324 | } |
| 1325 | }; |
| 1326 | nextItemAction.setText(Messages.TmfTimeGraphViewer_NextItemActionNameText); |
| 1327 | nextItemAction.setToolTipText(Messages.TmfTimeGraphViewer_NextItemActionToolTipText); |
| 1328 | nextItemAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_NEXT_ITEM)); |
| 1329 | } |
| 1330 | return nextItemAction; |
| 1331 | } |
| 1332 | |
| 1333 | /** |
| 1334 | * Get the previous item action. |
| 1335 | * |
| 1336 | * @return The Action object |
| 1337 | */ |
| 1338 | public Action getPreviousItemAction() { |
| 1339 | if (previousItemAction == null) { |
| 1340 | |
| 1341 | previousItemAction = new Action() { |
| 1342 | @Override |
| 1343 | public void run() { |
| 1344 | selectPrevItem(); |
| 1345 | } |
| 1346 | }; |
| 1347 | previousItemAction.setText(Messages.TmfTimeGraphViewer_PreviousItemActionNameText); |
| 1348 | previousItemAction.setToolTipText(Messages.TmfTimeGraphViewer_PreviousItemActionToolTipText); |
| 1349 | previousItemAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_PREV_ITEM)); |
| 1350 | } |
| 1351 | return previousItemAction; |
| 1352 | } |
| 1353 | |
| 1354 | /** |
| 1355 | * Get the zoom in action |
| 1356 | * |
| 1357 | * @return The Action object |
| 1358 | */ |
| 1359 | public Action getZoomInAction() { |
| 1360 | if (zoomInAction == null) { |
| 1361 | zoomInAction = new Action() { |
| 1362 | @Override |
| 1363 | public void run() { |
| 1364 | zoomIn(); |
| 1365 | } |
| 1366 | }; |
| 1367 | zoomInAction.setText(Messages.TmfTimeGraphViewer_ZoomInActionNameText); |
| 1368 | zoomInAction.setToolTipText(Messages.TmfTimeGraphViewer_ZoomInActionToolTipText); |
| 1369 | zoomInAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_ZOOM_IN_MENU)); |
| 1370 | } |
| 1371 | return zoomInAction; |
| 1372 | } |
| 1373 | |
| 1374 | /** |
| 1375 | * Get the zoom out action |
| 1376 | * |
| 1377 | * @return The Action object |
| 1378 | */ |
| 1379 | public Action getZoomOutAction() { |
| 1380 | if (zoomOutAction == null) { |
| 1381 | zoomOutAction = new Action() { |
| 1382 | @Override |
| 1383 | public void run() { |
| 1384 | zoomOut(); |
| 1385 | } |
| 1386 | }; |
| 1387 | zoomOutAction.setText(Messages.TmfTimeGraphViewer_ZoomOutActionNameText); |
| 1388 | zoomOutAction.setToolTipText(Messages.TmfTimeGraphViewer_ZoomOutActionToolTipText); |
| 1389 | zoomOutAction.setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_ZOOM_OUT_MENU)); |
| 1390 | } |
| 1391 | return zoomOutAction; |
| 1392 | } |
| 1393 | |
| 1394 | |
| 1395 | private void adjustVerticalScrollBar() { |
| 1396 | int topIndex = _stateCtrl.getTopIndex(); |
| 1397 | int countPerPage = _stateCtrl.countPerPage(); |
| 1398 | int expandedElementCount = _stateCtrl.getExpandedElementCount(); |
| 1399 | if (topIndex + countPerPage > expandedElementCount) { |
| 1400 | _stateCtrl.setTopIndex(Math.max(0, expandedElementCount - countPerPage)); |
| 1401 | } |
| 1402 | |
| 1403 | int selection = _stateCtrl.getTopIndex(); |
| 1404 | int min = 0; |
| 1405 | int max = Math.max(1, expandedElementCount - 1); |
| 1406 | int thumb = Math.min(max, Math.max(1, countPerPage - 1)); |
| 1407 | int increment = 1; |
| 1408 | int pageIncrement = Math.max(1, countPerPage); |
| 1409 | _verticalScrollBar.setValues(selection, min, max, thumb, increment, pageIncrement); |
| 1410 | } |
| 1411 | |
| 1412 | /** |
| 1413 | * @param listener a {@link MenuDetectListener} |
| 1414 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#addTimeGraphEntryMenuListener(org.eclipse.swt.events.MenuDetectListener) |
| 1415 | * @since 1.2 |
| 1416 | */ |
| 1417 | public void addTimeGraphEntryMenuListener(MenuDetectListener listener) { |
| 1418 | _stateCtrl.addTimeGraphEntryMenuListener(listener); |
| 1419 | } |
| 1420 | |
| 1421 | /** |
| 1422 | * @param listener a {@link MenuDetectListener} |
| 1423 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#removeTimeGraphEntryMenuListener(org.eclipse.swt.events.MenuDetectListener) |
| 1424 | * @since 1.2 |
| 1425 | */ |
| 1426 | public void removeTimeGraphEntryMenuListener(MenuDetectListener listener) { |
| 1427 | _stateCtrl.removeTimeGraphEntryMenuListener(listener); |
| 1428 | } |
| 1429 | |
| 1430 | /** |
| 1431 | * @param listener a {@link MenuDetectListener} |
| 1432 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#addTimeEventMenuListener(org.eclipse.swt.events.MenuDetectListener) |
| 1433 | * @since 1.2 |
| 1434 | */ |
| 1435 | public void addTimeEventMenuListener(MenuDetectListener listener) { |
| 1436 | _stateCtrl.addTimeEventMenuListener(listener); |
| 1437 | } |
| 1438 | |
| 1439 | /** |
| 1440 | * @param listener a {@link MenuDetectListener} |
| 1441 | * @see org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.TimeGraphControl#removeTimeEventMenuListener(org.eclipse.swt.events.MenuDetectListener) |
| 1442 | * @since 1.2 |
| 1443 | */ |
| 1444 | public void removeTimeEventMenuListener(MenuDetectListener listener) { |
| 1445 | _stateCtrl.removeTimeEventMenuListener(listener); |
| 1446 | } |
| 1447 | |
| 1448 | /** |
| 1449 | * @param filter The filter object to be attached to the view |
| 1450 | * @since 2.0 |
| 1451 | */ |
| 1452 | public void addFilter(ViewerFilter filter) { |
| 1453 | _stateCtrl.addFilter(filter); |
| 1454 | refresh(); |
| 1455 | } |
| 1456 | |
| 1457 | /** |
| 1458 | * @param filter The filter object to be attached to the view |
| 1459 | * @since 2.0 |
| 1460 | */ |
| 1461 | public void removeFilter(ViewerFilter filter) { |
| 1462 | _stateCtrl.removeFilter(filter); |
| 1463 | refresh(); |
| 1464 | } |
| 1465 | |
| 1466 | } |