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Internalize lttng.core APIs
[deliverable/tracecompass.git] / org.eclipse.linuxtools.lttng.ui / src / org / eclipse / linuxtools / lttng / ui / views / latency / dialogs / AddDialog.java
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BH		 1/*******************************************************************************\r
2 * Copyright (c) 2010, 2011 Ericsson\r
3 * \r
4 * All rights reserved. This program and the accompanying materials are\r
5 * made available under the terms of the Eclipse Public License v1.0 which\r
6 * accompanies this distribution, and is available at\r
7 * http://www.eclipse.org/legal/epl-v10.html\r
8 * \r
9 * Contributors:\r
10 * Philippe Sawicki (INF4990.A2010@gmail.com) - Initial API and implementation\r
11 * Mathieu Denis (mathieu.denis55@gmail.com) - Refactored code\r
12 * Bernd Hufmann - Adapted to new messages file, fixed warnings\r
13 *******************************************************************************/\r
14package org.eclipse.linuxtools.lttng.ui.views.latency.dialogs;\r
15\r
16import java.util.Vector;\r
17\r
5945cec9
FC		 18import org.eclipse.linuxtools.internal.lttng.core.latency.analyzer.EventMatcher;\r
19import org.eclipse.linuxtools.internal.lttng.core.util.EventsPair;\r
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BH		 20import org.eclipse.linuxtools.lttng.ui.views.latency.Messages;\r
21import org.eclipse.swt.SWT;\r
22import org.eclipse.swt.layout.GridData;\r
23import org.eclipse.swt.layout.GridLayout;\r
24import org.eclipse.swt.widgets.Button;\r
25import org.eclipse.swt.widgets.Composite;\r
26import org.eclipse.swt.widgets.Control;\r
27import org.eclipse.swt.widgets.Event;\r
28import org.eclipse.swt.widgets.Listener;\r
29import org.eclipse.swt.widgets.Shell;\r
30import org.eclipse.swt.widgets.Table;\r
31import org.eclipse.swt.widgets.TableColumn;\r
32import org.eclipse.swt.widgets.TableItem;\r
33\r
34/**\r
35 * <b><u>AddDialog</u></b>\r
36 * <p>\r
37 * Add dialog, lets the user add custom start/end event pairs.\r
38 * \r
39 * @author Philippe Sawicki\r
40 */\r
41public class AddDialog extends AbstractDialog {\r
42\r
43 // ------------------------------------------------------------------------\r
44 // Attributes\r
45 // ------------------------------------------------------------------------\r
46\r
47 /**\r
48 * The dialog's start table.\r
49 */\r
50 protected Table fStartTable;\r
51\r
52 /**\r
53 * The dialog's end table.\r
54 */\r
55 protected Table fEndTable;\r
56\r
57 /**\r
58 * The dialog's list table.\r
59 */\r
60 protected Table fListTable;\r
61\r
62 /**\r
63 * Start table columns.\r
64 */\r
65 protected TableColumn[] fStartColumns;\r
66\r
67 /**\r
68 * End table columns.\r
69 */\r
70 protected TableColumn[] fEndColumns;\r
71\r
72 /**\r
73 * List table columns.\r
74 */\r
75 protected TableColumn[] fListColumns;\r
76\r
77 /**\r
78 * Start table column names (header titles).\r
79 */\r
c6f55e56 80 static final String[] START_COLUMN_NAMES = { "", Messages.LatencyView_Dialogs_AddEvents_Columns_Start }; //$NON-NLS-1$\r
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BH		 81\r
82 /**\r
83 * End table column names (header titles).\r
84 */\r
c6f55e56 85 static final String[] END_COLUMN_NAMES = { "", Messages.LatencyView_Dialogs_AddEvents_Columns_End }; //$NON-NLS-1$\r
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BH		 86\r
87 /**\r
88 * List table column names (header titles).\r
89 */\r
c6f55e56 90 static final String[] LIST_COLUMN_NAMES = {\r
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BH		 91 "#", //$NON-NLS-1$\r
92 Messages.LatencyView_Dialogs_AddEvents_Columns_List_Trigger,\r
93 Messages.LatencyView_Dialogs_AddEvents_Columns_List_End };\r
94\r
95 /**\r
96 * Column widths.\r
97 */\r
c6f55e56 98 static final int[] COLUMN_WIDTHS = { 25, 250, 250 };\r
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BH		 99\r
100 /**\r
101 * Possible event types.\r
102 */\r
103 protected Vector<String> fEventTypes = new Vector<String>();\r
104\r
105 /**\r
106 * Start event types.\r
107 */\r
108 protected Vector<String> fEventStartTypes;\r
109\r
110 /**\r
111 * End event types.\r
112 */\r
113 protected Vector<String> fEventEndTypes;\r
114\r
115 /**\r
116 * Selected start type.\r
117 */\r
118 protected String fStartType;\r
119\r
120 /**\r
121 * Selected end type.\r
122 */\r
123 protected String fEndType;\r
124\r
125 // ------------------------------------------------------------------------\r
126 // Constructors\r
127 // ------------------------------------------------------------------------\r
128\r
129 /**\r
130 * Constructor.\r
131 * @param parentShell\r
132 * The parent shell.\r
133 * @param title\r
134 * The dialog's window title.\r
135 * @param message\r
136 * The dialog's window message.\r
137 */\r
138 public AddDialog(Shell parentShell, String title, String message) {\r
139 super(parentShell, title, message);\r
140\r
141 // Get the possible events from the list\r
142 fEventTypes = EventMatcher.getInstance().getTypeList();\r
143\r
144 // Get the list of start and end types from the EventMatcher\r
145 EventsPair pair = getMatchPairs();\r
146 fEventStartTypes = pair.getFirst();\r
147 fEventEndTypes = pair.getSecond();\r
148 }\r
149\r
150 // ------------------------------------------------------------------------\r
151 // Operations\r
152 // ------------------------------------------------------------------------\r
153\r
154 /**\r
155 * Creates the start table's columns (i.e. the table header).\r
156 */\r
157 protected void createStartColumns() {\r
158 fStartColumns = new TableColumn[START_COLUMN_NAMES.length];\r
159 for (int i = 0; i < START_COLUMN_NAMES.length; i++) {\r
160 fStartColumns[i] = new TableColumn(fStartTable, SWT.LEFT);\r
161 fStartColumns[i].setText(START_COLUMN_NAMES[i]);\r
162 fStartColumns[i].setWidth(COLUMN_WIDTHS[i]);\r
163 }\r
164 }\r
165\r
166 /**\r
167 * Creates the end table's columns (i.e. the table header).\r
168 */\r
169 protected void createEndColumns() {\r
170 fEndColumns = new TableColumn[END_COLUMN_NAMES.length];\r
171 for (int i = 0; i < END_COLUMN_NAMES.length; i++) {\r
172 fEndColumns[i] = new TableColumn(fEndTable, SWT.LEFT);\r
173 fEndColumns[i].setText(END_COLUMN_NAMES[i]);\r
174 fEndColumns[i].setWidth(COLUMN_WIDTHS[i]);\r
175 }\r
176 }\r
177\r
178 /**\r
179 * Creates the list table's columns (i.e. the table header).\r
180 */\r
181 protected void createListColumns() {\r
182 fListColumns = new TableColumn[LIST_COLUMN_NAMES.length];\r
183 for (int i = 0; i < LIST_COLUMN_NAMES.length; i++) {\r
184 fListColumns[i] = new TableColumn(fListTable, SWT.LEFT);\r
185 fListColumns[i].setText(LIST_COLUMN_NAMES[i]);\r
186 fListColumns[i].setWidth(COLUMN_WIDTHS[i]);\r
187 }\r
188 }\r
189\r
190 /**\r
191 * Creates the start column list.\r
192 * @param parent\r
193 * The parent composite.\r
194 */\r
195 protected void createStartColumn(Composite parent) {\r
196 final int style = SWT.SINGLE | SWT.CHECK | SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL;\r
197 GridData layoutData = new GridData(SWT.FILL, SWT.FILL, true, true);\r
198 fStartTable = new Table(parent, style);\r
199 fStartTable.setLayoutData(layoutData);\r
200\r
201 // Some cosmetic enhancements\r
202 fStartTable.setHeaderVisible(true);\r
203 fStartTable.setLinesVisible(true);\r
204\r
205 createStartColumns();\r
206\r
207 for (int i = 0; i < fEventTypes.size(); i++) {\r
208 TableItem item = new TableItem(fStartTable, SWT.RIGHT);\r
209\r
210 String[] columns = { fEventTypes.get(i), fEventTypes.get(i) };\r
211\r
212 item.setText(columns);\r
213 }\r
214\r
215 fStartTable.setItemCount(fEventTypes.size());\r
216\r
217 fStartTable.addListener(SWT.Selection, new Listener() {\r
218 @Override\r
219 public void handleEvent(Event event) {\r
220 if (event.detail == SWT.CHECK) {\r
221 TableItem[] items = fStartTable.getItems();\r
222 for (TableItem item : items) {\r
223 if (item != event.item) {\r
224 item.setChecked(false);\r
225 }\r
226 }\r
227 }\r
228 }\r
229 });\r
230 }\r
231\r
232 /**\r
233 * Creates the end column list.\r
234 * @param parent\r
235 * The parent composite.\r
236 */\r
237 protected void createEndColumn(Composite parent) {\r
238 final int style = SWT.SINGLE | SWT.CHECK | SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL;\r
239 GridData layoutData = new GridData(SWT.FILL, SWT.FILL, true, true);\r
240 fEndTable = new Table(parent, style);\r
241 fEndTable.setLayoutData(layoutData);\r
242\r
243 // Some cosmetic enhancements\r
244 fEndTable.setHeaderVisible(true);\r
245 fEndTable.setLinesVisible(true);\r
246\r
247 createEndColumns();\r
248\r
249 for (int i = 0; i < fEventTypes.size(); i++) {\r
250 TableItem item = new TableItem(fEndTable, SWT.RIGHT);\r
251\r
252 String[] columns = { fEventTypes.get(i), fEventTypes.get(i) };\r
253\r
254 item.setText(columns);\r
255 }\r
256\r
257 fEndTable.setItemCount(fEventTypes.size());\r
258\r
259 fEndTable.addListener(SWT.Selection, new Listener() {\r
260 @Override\r
261 public void handleEvent(Event event) {\r
262 if (event.detail == SWT.CHECK) {\r
263 TableItem[] items = fEndTable.getItems();\r
264 for (TableItem item : items) {\r
265 if (item != event.item) {\r
266 item.setChecked(false);\r
267 }\r
268 }\r
269 }\r
270 }\r
271 });\r
272 }\r
273\r
274 /**\r
275 * Creates the list column for already existing event pairs.\r
276 * @param parent\r
277 * The parent composite.\r
278 */\r
279 protected void createListColumn(Composite parent) {\r
280 final int style = SWT.SINGLE | SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL;\r
281 GridData layoutData = new GridData(SWT.FILL, SWT.FILL, true, true);\r
282 layoutData.horizontalSpan = 2;\r
283 fListTable = new Table(parent, style);\r
284 fListTable.setLayoutData(layoutData);\r
285\r
286 // Some cosmetic enhancements\r
287 fListTable.setHeaderVisible(true);\r
288 fListTable.setLinesVisible(true);\r
289\r
290 createListColumns();\r
291\r
292 for (int i = 0; i < fEventStartTypes.size(); i++) {\r
293 TableItem item = new TableItem(fListTable, SWT.RIGHT);\r
294\r
295 String max = String.valueOf(fEventStartTypes.size());\r
296 String number = formatListNumber(i + 1, max.length());\r
297\r
298 String[] columns = { number, fEventStartTypes.get(i), fEventEndTypes.get(i) };\r
299\r
300 item.setText(columns);\r
301 }\r
302\r
303 fListTable.setItemCount(103);\r
304 fListTable.remove(fEventTypes.size(), 103 - 1);\r
305 }\r
306\r
307 /*\r
308 * (non-Javadoc)\r
309 * @see org.eclipse.linuxtools.lttng.ui.views.latency.dialogs.AbstractDialog#createDialogArea(org.eclipse.swt.widgets.Composite)\r
310 */\r
311 @Override\r
312 protected Control createDialogArea(Composite parent) {\r
313 GridLayout layout = new GridLayout(2, true);\r
314 parent.setLayout(layout);\r
315\r
316 createStartColumn(parent);\r
317 createEndColumn(parent);\r
318 createListColumn(parent);\r
319\r
320 return parent;\r
321 }\r
322\r
323 /*\r
324 * (non-Javadoc)\r
325 * @see org.eclipse.linuxtools.lttng.ui.views.latency.dialogs.AbstractDialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)\r
326 */\r
327 @Override\r
328 protected void createButtonsForButtonBar(Composite parent) {\r
329 GridData gridData = new GridData();\r
330 gridData.verticalAlignment = GridData.FILL;\r
331 gridData.horizontalSpan = 1;\r
332 gridData.grabExcessHorizontalSpace = true;\r
333 gridData.grabExcessVerticalSpace = true;\r
334 gridData.horizontalAlignment = SWT.RIGHT;\r
335\r
336 parent.setLayoutData(gridData);\r
337\r
338 // Create the "Add" button\r
339 Button addButton = createButton(parent, ADD, Messages.LatencyView_Dialogs_AddEvents_Buttons_Add, false);\r
340 addButton.addListener(SWT.Selection, new Listener() {\r
341 @Override\r
342 public void handleEvent(Event event) {\r
343 if (isValidInput()) {\r
344 // Add the event pair to the EventMatcher and save the pairs\r
345 EventMatcher.getInstance().addMatch(fStartType, fEndType);\r
346 fEventStartTypes.add(fStartType);\r
347 fEventEndTypes.add(fEndType);\r
348 saveMatchPairs(fEventStartTypes, fEventEndTypes);\r
349\r
350 EventsPair pairs = EventMatcher.getInstance().getEvents();\r
351 fEventStartTypes = pairs.getFirst();\r
352 fEventEndTypes = pairs.getSecond();\r
353\r
354 fListTable.removeAll();\r
355\r
356 for (int i = 0; i < fEventStartTypes.size(); i++) {\r
357 TableItem item = new TableItem(fListTable, SWT.RIGHT);\r
358\r
359 String max = String.valueOf(fEventStartTypes.size());\r
360 String number = formatListNumber(i + 1, max.length());\r
361\r
362 String[] columns = { number, fEventStartTypes.get(i), fEventEndTypes.get(i) };\r
363\r
364 item.setText(columns);\r
365 }\r
366\r
367 saveMatchPairs(fEventStartTypes, fEventEndTypes);\r
368 }\r
369\r
370 fRedrawGraphs = true;\r
371 }\r
372 });\r
373\r
374 // Create the "Close" button\r
375 Button closeButton = createButton(parent, CANCEL, Messages.LatencyView_Dialogs_AddEvents_Buttons_Close, false);\r
376 closeButton.addListener(SWT.Selection, new Listener() {\r
377 @Override\r
378 public void handleEvent(Event event) {\r
379 setReturnCode(CANCEL);\r
380\r
381 if (fRedrawGraphs == true)\r
382 redrawGraphs();\r
383\r
384 close();\r
385 }\r
386 });\r
387 }\r
388\r
389 /**\r
390 * Validate the list before adding event pairs.\r
391 * @return "true" if the input is valid, "false" otherwise.\r
392 */\r
393 protected boolean isValidInput() {\r
394 // Remove the previous error message\r
395 setErrorMessage(null);\r
396\r
397 boolean valid = true;\r
398\r
399 // Check if an item from the start list is selected\r
400 TableItem[] items = fStartTable.getItems();\r
401 fStartType = null;\r
402 boolean startHasSelectedItem = false;\r
403 for (int i = 0; i < items.length && !startHasSelectedItem; i++) {\r
404 if (items[i].getChecked() == true) {\r
405 fStartType = items[i].getText();\r
406 startHasSelectedItem = true;\r
407 }\r
408 }\r
409\r
410 // Check if an item from the end list is selected\r
411 items = fEndTable.getItems();\r
412 fEndType = null;\r
413 boolean endHasSelectedItem = false;\r
414 for (int i = 0; i < items.length && !endHasSelectedItem; i++) {\r
415 if (items[i].getChecked() == true) {\r
416 fEndType = items[i].getText();\r
417 endHasSelectedItem = true;\r
418 }\r
419 }\r
420\r
421 // Print error message if needed.\r
422 if (!startHasSelectedItem && !endHasSelectedItem) {\r
423 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_NoSelection);\r
424 valid = false;\r
425 } else if (!startHasSelectedItem) {\r
426 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_StartNotSelected);\r
427 valid = false;\r
428 } else if (!endHasSelectedItem) {\r
429 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_EndNotSelected);\r
430 valid = false;\r
431 }\r
432\r
433 // Check if the same item is selected in both lists\r
434 if (startHasSelectedItem && endHasSelectedItem) {\r
435 if (fStartType.equalsIgnoreCase(fEndType)) {\r
436 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_SameSelected);\r
437 valid = false;\r
438 }\r
439 }\r
440\r
441 // Check if the selected item is already in the list\r
442 if (startHasSelectedItem && endHasSelectedItem) {\r
443 EventsPair pairs = getMatchPairs();\r
444 Vector<String> startEvents = pairs.getFirst();\r
445 Vector<String> endEvents = pairs.getSecond();\r
446\r
447 boolean startAlreadyUsed = false;\r
448 boolean endAlreadyUsed = false;\r
449 boolean startAsEndAlreadyUsed = false;\r
450 boolean endAsStartAlreadyUsed = false;\r
451\r
452 if (startEvents.contains(fStartType)) {\r
453 startAlreadyUsed = true;\r
454 }\r
455 if (endEvents.contains(fEndType)) {\r
456 endAlreadyUsed = true;\r
457 }\r
458 if (startEvents.contains(fEndType)) {\r
459 endAsStartAlreadyUsed = true;\r
460 }\r
461 if (endEvents.contains(fStartType)) {\r
462 startAsEndAlreadyUsed = true;\r
463 }\r
464\r
465 if (startAlreadyUsed && endAlreadyUsed) {\r
466 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_AlreadyMatched);\r
467 valid = false;\r
468 } else if (startAlreadyUsed) {\r
469 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_StartAlreadyMatched);\r
470 valid = false;\r
471 } else if (endAlreadyUsed) {\r
472 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_EndAlreadyMatched);\r
473 valid = false;\r
474 }\r
475\r
476 if (startAsEndAlreadyUsed) {\r
477 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_StartAsEnd);\r
478 valid = false;\r
479 }\r
480 if (endAsStartAlreadyUsed) {\r
481 setErrorMessage(Messages.LatencyView_Dialogs_AddEvents_Errors_EndAsStart);\r
482 valid = false;\r
483 }\r
484 }\r
485\r
486 return valid;\r
487 }\r
488}
Tracecompass - Deliverables
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