| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2013, 2014 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Marc-Andre Laperle - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg; |
| 14 | |
| 15 | import java.io.ByteArrayOutputStream; |
| 16 | import java.io.File; |
| 17 | import java.io.IOException; |
| 18 | import java.io.PrintStream; |
| 19 | import java.util.ArrayList; |
| 20 | import java.util.Arrays; |
| 21 | import java.util.List; |
| 22 | |
| 23 | import org.eclipse.core.runtime.CoreException; |
| 24 | import org.eclipse.core.runtime.IStatus; |
| 25 | import org.eclipse.core.runtime.Status; |
| 26 | import org.eclipse.jface.dialogs.ErrorDialog; |
| 27 | import org.eclipse.jface.dialogs.IDialogSettings; |
| 28 | import org.eclipse.jface.resource.ImageDescriptor; |
| 29 | import org.eclipse.jface.viewers.CheckStateChangedEvent; |
| 30 | import org.eclipse.jface.viewers.CheckboxTreeViewer; |
| 31 | import org.eclipse.jface.viewers.ICheckStateListener; |
| 32 | import org.eclipse.jface.viewers.IStructuredSelection; |
| 33 | import org.eclipse.jface.wizard.WizardPage; |
| 34 | import org.eclipse.swt.SWT; |
| 35 | import org.eclipse.swt.events.SelectionAdapter; |
| 36 | import org.eclipse.swt.events.SelectionEvent; |
| 37 | import org.eclipse.swt.events.SelectionListener; |
| 38 | import org.eclipse.swt.layout.GridData; |
| 39 | import org.eclipse.swt.layout.GridLayout; |
| 40 | import org.eclipse.swt.widgets.Button; |
| 41 | import org.eclipse.swt.widgets.Combo; |
| 42 | import org.eclipse.swt.widgets.Composite; |
| 43 | import org.eclipse.swt.widgets.Event; |
| 44 | import org.eclipse.swt.widgets.FileDialog; |
| 45 | import org.eclipse.swt.widgets.Label; |
| 46 | import org.eclipse.swt.widgets.Listener; |
| 47 | import org.eclipse.swt.widgets.TreeItem; |
| 48 | import org.eclipse.tracecompass.internal.tmf.ui.Activator; |
| 49 | import org.eclipse.tracecompass.tmf.ui.dialog.TmfFileDialogFactory; |
| 50 | |
| 51 | /** |
| 52 | * An abstract wizard page containing common code useful for both import and |
| 53 | * export trace package wizard pages |
| 54 | * |
| 55 | * @author Marc-Andre Laperle |
| 56 | */ |
| 57 | public abstract class AbstractTracePackageWizardPage extends WizardPage { |
| 58 | |
| 59 | private static final int COMBO_HISTORY_LENGTH = 5; |
| 60 | private static final String STORE_FILE_PATHS_ID = ".STORE_FILEPATHS_ID"; //$NON-NLS-1$ |
| 61 | |
| 62 | private final String fStoreFilePathId; |
| 63 | private final IStructuredSelection fSelection; |
| 64 | |
| 65 | private CheckboxTreeViewer fElementViewer; |
| 66 | private Button fSelectAllButton; |
| 67 | private Button fDeselectAllButton; |
| 68 | private Combo fFilePathCombo; |
| 69 | private Button fBrowseButton; |
| 70 | |
| 71 | /** |
| 72 | * Create the trace package wizard page |
| 73 | * |
| 74 | * @param pageName |
| 75 | * the name of the page |
| 76 | * @param title |
| 77 | * the title for this wizard page, or null if none |
| 78 | * @param titleImage |
| 79 | * the image descriptor for the title of this wizard page, or |
| 80 | * null if none |
| 81 | * @param selection |
| 82 | * the current object selection |
| 83 | */ |
| 84 | protected AbstractTracePackageWizardPage(String pageName, String title, ImageDescriptor titleImage, IStructuredSelection selection) { |
| 85 | super(pageName, title, titleImage); |
| 86 | fStoreFilePathId = getName() + STORE_FILE_PATHS_ID; |
| 87 | fSelection = selection; |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Create the element viewer |
| 92 | * |
| 93 | * @param compositeParent |
| 94 | * the parent composite |
| 95 | */ |
| 96 | protected void createElementViewer(Composite compositeParent) { |
| 97 | fElementViewer = new CheckboxTreeViewer(compositeParent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.CHECK); |
| 98 | |
| 99 | fElementViewer.addCheckStateListener(new ICheckStateListener() { |
| 100 | @Override |
| 101 | public void checkStateChanged(CheckStateChangedEvent event) { |
| 102 | TracePackageElement element = (TracePackageElement) event.getElement(); |
| 103 | if (!element.isEnabled()) { |
| 104 | fElementViewer.setChecked(element, element.isChecked()); |
| 105 | } else { |
| 106 | setSubtreeChecked(fElementViewer, element, true, event.getChecked()); |
| 107 | } |
| 108 | maintainCheckIntegrity(element); |
| 109 | |
| 110 | if (element.getParent() != null) { |
| 111 | // Uncheck everything in this trace if Trace files are unchecked |
| 112 | if (element instanceof TracePackageFilesElement) { |
| 113 | if (!element.isChecked()) { |
| 114 | setSubtreeChecked(fElementViewer, element.getParent(), false, false); |
| 115 | } |
| 116 | // Check Trace files if anything else is selected |
| 117 | } else if (element.isChecked()) { |
| 118 | TracePackageElement parent = element.getParent(); |
| 119 | while (parent != null) { |
| 120 | for (TracePackageElement e : parent.getChildren()) { |
| 121 | if (e instanceof TracePackageFilesElement) { |
| 122 | setSubtreeChecked(fElementViewer, e, false, true); |
| 123 | break; |
| 124 | } |
| 125 | } |
| 126 | parent = parent.getParent(); |
| 127 | } |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | |
| 132 | updateApproximateSelectedSize(); |
| 133 | updatePageCompletion(); |
| 134 | } |
| 135 | |
| 136 | private void maintainCheckIntegrity(final TracePackageElement element) { |
| 137 | TracePackageElement parentElement = element.getParent(); |
| 138 | boolean allChecked = true; |
| 139 | boolean oneChecked = false; |
| 140 | if (parentElement != null) { |
| 141 | if (parentElement.getChildren() != null) { |
| 142 | for (TracePackageElement child : parentElement.getChildren()) { |
| 143 | if (fElementViewer.getGrayed(child)) { |
| 144 | oneChecked = true; |
| 145 | allChecked = false; |
| 146 | break; |
| 147 | } |
| 148 | boolean checked = fElementViewer.getChecked(child); |
| 149 | oneChecked |= checked; |
| 150 | allChecked &= checked; |
| 151 | } |
| 152 | } |
| 153 | if (oneChecked && !allChecked) { |
| 154 | fElementViewer.setGrayChecked(parentElement, true); |
| 155 | } else { |
| 156 | fElementViewer.setGrayed(parentElement, false); |
| 157 | fElementViewer.setChecked(parentElement, allChecked); |
| 158 | } |
| 159 | maintainCheckIntegrity(parentElement); |
| 160 | } |
| 161 | } |
| 162 | }); |
| 163 | GridData layoutData = new GridData(GridData.FILL_BOTH); |
| 164 | fElementViewer.getTree().setLayoutData(layoutData); |
| 165 | fElementViewer.setContentProvider(new TracePackageContentProvider()); |
| 166 | fElementViewer.setLabelProvider(new TracePackageLabelProvider()); |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Create the input for the element viewer |
| 171 | * |
| 172 | * @return the input for the element viewer |
| 173 | */ |
| 174 | protected abstract Object createElementViewerInput(); |
| 175 | |
| 176 | /** |
| 177 | * Create the file path group that allows the user to type or browse for a |
| 178 | * file path |
| 179 | * |
| 180 | * @param parent |
| 181 | * the parent composite |
| 182 | * @param label |
| 183 | * the label to describe the file path (i.e. import/export) |
| 184 | * @param fileDialogStyle |
| 185 | * SWT.OPEN or SWT.SAVE |
| 186 | */ |
| 187 | protected void createFilePathGroup(Composite parent, String label, final int fileDialogStyle) { |
| 188 | |
| 189 | Composite filePathSelectionGroup = new Composite(parent, SWT.NONE); |
| 190 | GridLayout layout = new GridLayout(); |
| 191 | layout.numColumns = 3; |
| 192 | filePathSelectionGroup.setLayout(layout); |
| 193 | filePathSelectionGroup.setLayoutData(new GridData( |
| 194 | GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL)); |
| 195 | |
| 196 | Label destinationLabel = new Label(filePathSelectionGroup, SWT.NONE); |
| 197 | destinationLabel.setText(label); |
| 198 | |
| 199 | fFilePathCombo = new Combo(filePathSelectionGroup, SWT.SINGLE |
| 200 | | SWT.BORDER); |
| 201 | GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL |
| 202 | | GridData.GRAB_HORIZONTAL); |
| 203 | data.grabExcessHorizontalSpace = true; |
| 204 | fFilePathCombo.setLayoutData(data); |
| 205 | |
| 206 | fBrowseButton = new Button(filePathSelectionGroup, |
| 207 | SWT.PUSH); |
| 208 | fBrowseButton.setText(org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_Browse); |
| 209 | fBrowseButton.addListener(SWT.Selection, new Listener() { |
| 210 | @Override |
| 211 | public void handleEvent(Event event) { |
| 212 | handleFilePathBrowseButtonPressed(fileDialogStyle); |
| 213 | } |
| 214 | }); |
| 215 | setButtonLayoutData(fBrowseButton); |
| 216 | } |
| 217 | |
| 218 | /** |
| 219 | * Update the page with the file path the current file path selection |
| 220 | */ |
| 221 | protected abstract void updateWithFilePathSelection(); |
| 222 | |
| 223 | /** |
| 224 | * Creates the buttons for selecting all or none of the elements. |
| 225 | * |
| 226 | * @param parent |
| 227 | * the parent control |
| 228 | * @return the button group |
| 229 | */ |
| 230 | protected Composite createButtonsGroup(Composite parent) { |
| 231 | |
| 232 | // top level group |
| 233 | Composite buttonComposite = new Composite(parent, SWT.NONE); |
| 234 | |
| 235 | GridLayout layout = new GridLayout(); |
| 236 | layout.numColumns = 3; |
| 237 | buttonComposite.setLayout(layout); |
| 238 | buttonComposite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL |
| 239 | | GridData.HORIZONTAL_ALIGN_FILL)); |
| 240 | |
| 241 | fSelectAllButton = new Button(buttonComposite, SWT.PUSH); |
| 242 | fSelectAllButton.setText(org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_SelectAll); |
| 243 | |
| 244 | SelectionListener listener = new SelectionAdapter() { |
| 245 | @Override |
| 246 | public void widgetSelected(SelectionEvent e) { |
| 247 | setAllChecked(fElementViewer, true, true); |
| 248 | updateApproximateSelectedSize(); |
| 249 | updatePageCompletion(); |
| 250 | } |
| 251 | }; |
| 252 | fSelectAllButton.addSelectionListener(listener); |
| 253 | |
| 254 | fDeselectAllButton = new Button(buttonComposite, SWT.PUSH); |
| 255 | fDeselectAllButton.setText(org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_DeselectAll); |
| 256 | |
| 257 | listener = new SelectionAdapter() { |
| 258 | @Override |
| 259 | public void widgetSelected(SelectionEvent e) { |
| 260 | setAllChecked(fElementViewer, true, false); |
| 261 | updateApproximateSelectedSize(); |
| 262 | updatePageCompletion(); |
| 263 | } |
| 264 | }; |
| 265 | fDeselectAllButton.addSelectionListener(listener); |
| 266 | |
| 267 | return buttonComposite; |
| 268 | } |
| 269 | |
| 270 | /** |
| 271 | * Restore widget values to the values that they held last time this wizard |
| 272 | * was used to completion. |
| 273 | */ |
| 274 | protected void restoreWidgetValues() { |
| 275 | IDialogSettings settings = getDialogSettings(); |
| 276 | if (settings != null) { |
| 277 | String[] directoryNames = settings.getArray(fStoreFilePathId); |
| 278 | if (directoryNames == null || directoryNames.length == 0) { |
| 279 | return; |
| 280 | } |
| 281 | |
| 282 | for (int i = 0; i < directoryNames.length; i++) { |
| 283 | fFilePathCombo.add(directoryNames[i]); |
| 284 | } |
| 285 | } |
| 286 | } |
| 287 | |
| 288 | /** |
| 289 | * Save widget values to Dialog settings |
| 290 | */ |
| 291 | protected void saveWidgetValues() { |
| 292 | IDialogSettings settings = getDialogSettings(); |
| 293 | if (settings != null) { |
| 294 | // update directory names history |
| 295 | String[] directoryNames = settings.getArray(fStoreFilePathId); |
| 296 | if (directoryNames == null) { |
| 297 | directoryNames = new String[0]; |
| 298 | } |
| 299 | |
| 300 | directoryNames = addToHistory(directoryNames, getFilePathValue()); |
| 301 | settings.put(fStoreFilePathId, directoryNames); |
| 302 | } |
| 303 | } |
| 304 | |
| 305 | /** |
| 306 | * Determine if the page is complete and update the page appropriately. |
| 307 | */ |
| 308 | protected void updatePageCompletion() { |
| 309 | boolean pageComplete = determinePageCompletion(); |
| 310 | setPageComplete(pageComplete); |
| 311 | if (pageComplete) { |
| 312 | setErrorMessage(null); |
| 313 | } |
| 314 | } |
| 315 | |
| 316 | /** |
| 317 | * Determine if the page is completed or not |
| 318 | * |
| 319 | * @return true if the page is completed, false otherwise |
| 320 | */ |
| 321 | protected boolean determinePageCompletion() { |
| 322 | return fElementViewer.getCheckedElements().length > 0 && !getFilePathValue().isEmpty(); |
| 323 | } |
| 324 | |
| 325 | /** |
| 326 | * Handle error status |
| 327 | * |
| 328 | * @param status |
| 329 | * the error status |
| 330 | */ |
| 331 | protected void handleErrorStatus(IStatus status) { |
| 332 | |
| 333 | Throwable exception = status.getException(); |
| 334 | String message = status.getMessage().length() > 0 ? status.getMessage() : org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_ErrorOperation; |
| 335 | |
| 336 | if (!status.isMultiStatus()) { |
| 337 | handleError(message, exception); |
| 338 | return; |
| 339 | } |
| 340 | |
| 341 | // Build a string with all the children status messages, exception |
| 342 | // messages and stack traces |
| 343 | StringBuilder sb = new StringBuilder(); |
| 344 | for (IStatus childStatus : status.getChildren()) { |
| 345 | StringBuilder childSb = new StringBuilder(); |
| 346 | if (!childStatus.getMessage().isEmpty()) { |
| 347 | childSb.append(childStatus.getMessage() + '\n'); |
| 348 | } |
| 349 | |
| 350 | Throwable childException = childStatus.getException(); |
| 351 | if (childException != null) { |
| 352 | String reason = childException.getMessage(); |
| 353 | // Some system exceptions have no message |
| 354 | if (reason == null) { |
| 355 | reason = childException.toString(); |
| 356 | } |
| 357 | |
| 358 | String stackMessage = getExceptionStackMessage(childException); |
| 359 | if (stackMessage == null) { |
| 360 | stackMessage = reason; |
| 361 | } |
| 362 | |
| 363 | childSb.append(stackMessage); |
| 364 | } |
| 365 | |
| 366 | if (childSb.length() > 0) { |
| 367 | childSb.insert(0, '\n'); |
| 368 | sb.append(childSb.toString()); |
| 369 | } |
| 370 | } |
| 371 | |
| 372 | // ErrorDialog only prints the call stack for a CoreException |
| 373 | exception = new CoreException(new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, sb.toString(), null)); |
| 374 | final Status statusWithException = new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_ErrorMultipleProblems, exception); |
| 375 | |
| 376 | Activator.getDefault().logError(message, exception); |
| 377 | ErrorDialog.openError(getContainer().getShell(), org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_InternalErrorTitle, message, statusWithException); |
| 378 | } |
| 379 | |
| 380 | /** |
| 381 | * Handle errors occurring in the wizard operations |
| 382 | * |
| 383 | * @param message |
| 384 | * the error message |
| 385 | * @param exception |
| 386 | * the exception attached to the message |
| 387 | */ |
| 388 | protected void handleError(String message, Throwable exception) { |
| 389 | Activator.getDefault().logError(message, exception); |
| 390 | displayErrorDialog(message, exception); |
| 391 | } |
| 392 | |
| 393 | private static String getExceptionStackMessage(Throwable exception) { |
| 394 | String stackMessage = null; |
| 395 | ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| 396 | PrintStream ps = new PrintStream(baos); |
| 397 | exception.printStackTrace(ps); |
| 398 | ps.flush(); |
| 399 | try { |
| 400 | baos.flush(); |
| 401 | stackMessage = baos.toString(); |
| 402 | } catch (IOException e) { |
| 403 | } |
| 404 | |
| 405 | return stackMessage; |
| 406 | } |
| 407 | |
| 408 | private void displayErrorDialog(String message, Throwable exception) { |
| 409 | if (exception == null) { |
| 410 | final Status s = new Status(IStatus.ERROR, Activator.PLUGIN_ID, message); |
| 411 | ErrorDialog.openError(getContainer().getShell(), org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_InternalErrorTitle, null, s); |
| 412 | return; |
| 413 | } |
| 414 | |
| 415 | String reason = exception.getMessage(); |
| 416 | // Some system exceptions have no message |
| 417 | if (reason == null) { |
| 418 | reason = exception.toString(); |
| 419 | } |
| 420 | |
| 421 | String stackMessage = getExceptionStackMessage(exception); |
| 422 | if (stackMessage == null || stackMessage.isEmpty()) { |
| 423 | stackMessage = reason; |
| 424 | } |
| 425 | |
| 426 | // ErrorDialog only prints the call stack for a CoreException |
| 427 | CoreException coreException = new CoreException(new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, stackMessage, exception)); |
| 428 | final Status s = new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, reason, coreException); |
| 429 | ErrorDialog.openError(getContainer().getShell(), org.eclipse.tracecompass.internal.tmf.ui.project.wizards.tracepkg.Messages.TracePackage_InternalErrorTitle, message, s); |
| 430 | } |
| 431 | |
| 432 | /** |
| 433 | * A version of setSubtreeChecked that is aware of isEnabled |
| 434 | * |
| 435 | * @param viewer |
| 436 | * the viewer |
| 437 | * @param element |
| 438 | * the element |
| 439 | * @param enabledOnly |
| 440 | * if only enabled elements should be considered |
| 441 | * @param checked |
| 442 | * true if the item should be checked, and false if it should be |
| 443 | * unchecked |
| 444 | */ |
| 445 | protected static void setSubtreeChecked(CheckboxTreeViewer viewer, TracePackageElement element, boolean enabledOnly, boolean checked) { |
| 446 | if (!enabledOnly || element.isEnabled()) { |
| 447 | viewer.setChecked(element, checked); |
| 448 | if (checked) { |
| 449 | viewer.setGrayed(element, false); |
| 450 | } |
| 451 | element.setChecked(checked); |
| 452 | if (element.getChildren() != null) { |
| 453 | for (TracePackageElement child : element.getChildren()) { |
| 454 | setSubtreeChecked(viewer, child, enabledOnly, checked); |
| 455 | } |
| 456 | } |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | /** |
| 461 | * Sets all items in the element viewer to be checked or unchecked |
| 462 | * |
| 463 | * @param viewer |
| 464 | * the viewer |
| 465 | * @param enabledOnly |
| 466 | * if only enabled elements should be considered |
| 467 | * @param checked |
| 468 | * whether or not items should be checked |
| 469 | */ |
| 470 | protected static void setAllChecked(CheckboxTreeViewer viewer, boolean enabledOnly, boolean checked) { |
| 471 | TreeItem[] items = viewer.getTree().getItems(); |
| 472 | for (int i = 0; i < items.length; i++) { |
| 473 | Object element = items[i].getData(); |
| 474 | setSubtreeChecked(viewer, (TracePackageElement) element, enabledOnly, checked); |
| 475 | } |
| 476 | } |
| 477 | |
| 478 | private static void addToHistory(List<String> history, String newEntry) { |
| 479 | history.remove(newEntry); |
| 480 | history.add(0, newEntry); |
| 481 | |
| 482 | // since only one new item was added, we can be over the limit |
| 483 | // by at most one item |
| 484 | if (history.size() > COMBO_HISTORY_LENGTH) { |
| 485 | history.remove(COMBO_HISTORY_LENGTH); |
| 486 | } |
| 487 | } |
| 488 | |
| 489 | private static String[] addToHistory(String[] history, String newEntry) { |
| 490 | ArrayList<String> l = new ArrayList<>(Arrays.asList(history)); |
| 491 | addToHistory(l, newEntry); |
| 492 | String[] r = new String[l.size()]; |
| 493 | l.toArray(r); |
| 494 | return r; |
| 495 | } |
| 496 | |
| 497 | /** |
| 498 | * Open an appropriate file dialog so that the user can specify a file to |
| 499 | * import/export |
| 500 | * @param fileDialogStyle |
| 501 | */ |
| 502 | private void handleFilePathBrowseButtonPressed(int fileDialogStyle) { |
| 503 | FileDialog dialog = TmfFileDialogFactory.create(getContainer().getShell(), fileDialogStyle | SWT.SHEET); |
| 504 | dialog.setFilterExtensions(new String[] { "*.zip;*.tar.gz;*.tar;*.tgz", "*.*" }); //$NON-NLS-1$ //$NON-NLS-2$ |
| 505 | dialog.setText(Messages.TracePackage_FileDialogTitle); |
| 506 | String currentSourceString = getFilePathValue(); |
| 507 | int lastSeparatorIndex = currentSourceString.lastIndexOf(File.separator); |
| 508 | if (lastSeparatorIndex != -1) { |
| 509 | dialog.setFilterPath(currentSourceString.substring(0, lastSeparatorIndex)); |
| 510 | } |
| 511 | String selectedFileName = dialog.open(); |
| 512 | |
| 513 | if (selectedFileName != null) { |
| 514 | setFilePathValue(selectedFileName); |
| 515 | updateWithFilePathSelection(); |
| 516 | } |
| 517 | } |
| 518 | |
| 519 | /** |
| 520 | * Get the current file path value |
| 521 | * |
| 522 | * @return the current file path value |
| 523 | */ |
| 524 | protected String getFilePathValue() { |
| 525 | return fFilePathCombo.getText().trim(); |
| 526 | } |
| 527 | |
| 528 | /** |
| 529 | * Set the file path value |
| 530 | * |
| 531 | * @param value |
| 532 | * file path value |
| 533 | */ |
| 534 | protected void setFilePathValue(String value) { |
| 535 | fFilePathCombo.setText(value); |
| 536 | updatePageCompletion(); |
| 537 | } |
| 538 | |
| 539 | /** |
| 540 | * Update the approximate size of the selected elements |
| 541 | */ |
| 542 | protected void updateApproximateSelectedSize() { |
| 543 | } |
| 544 | |
| 545 | /** |
| 546 | * Get the element tree viewer |
| 547 | * |
| 548 | * @return the element tree viewer |
| 549 | */ |
| 550 | protected CheckboxTreeViewer getElementViewer() { |
| 551 | return fElementViewer; |
| 552 | } |
| 553 | |
| 554 | /** |
| 555 | * Get the file path combo box |
| 556 | * |
| 557 | * @return the file path combo box |
| 558 | */ |
| 559 | protected Combo getFilePathCombo() { |
| 560 | return fFilePathCombo; |
| 561 | } |
| 562 | |
| 563 | /** |
| 564 | * Get the object selection when the wizard was created |
| 565 | * |
| 566 | * @return the object selection |
| 567 | */ |
| 568 | protected IStructuredSelection getSelection() { |
| 569 | return fSelection; |
| 570 | } |
| 571 | } |