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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 /** @constructor */ | |
| 6 function TaskManager() { } | |
| 7 | |
| 8 cr.addSingletonGetter(TaskManager); | |
| 9 | |
| 10 TaskManager.prototype = { | |
| 11 /** | |
| 12 * Handle window close. | |
| 13 * @this | |
| 14 */ | |
| 15 onClose: function() { | |
| 16 if (!this.disabled_) { | |
| 17 this.disabled_ = true; | |
| 18 commands.disableTaskManager(); | |
| 19 } | |
| 20 }, | |
| 21 | |
| 22 /** | |
| 23 * Handles selection changes. | |
| 24 * This is also called when data of tasks are refreshed, even if selection | |
| 25 * has not been changed. | |
| 26 * @this | |
| 27 */ | |
| 28 onSelectionChange: function() { | |
| 29 var sm = this.selectionModel_; | |
| 30 var dm = this.dataModel_; | |
| 31 var selectedIndexes = sm.selectedIndexes; | |
| 32 var isEndProcessEnabled = true; | |
| 33 if (selectedIndexes.length == 0) | |
| 34 isEndProcessEnabled = false; | |
| 35 for (var i = 0; i < selectedIndexes.length; i++) { | |
| 36 var index = selectedIndexes[i]; | |
| 37 var task = dm.item(index); | |
| 38 if (task['type'] == 'BROWSER') | |
| 39 isEndProcessEnabled = false; | |
| 40 } | |
| 41 if (this.isEndProcessEnabled_ != isEndProcessEnabled) { | |
| 42 if (isEndProcessEnabled) | |
| 43 $('kill-process').removeAttribute('disabled'); | |
| 44 else | |
| 45 $('kill-process').setAttribute('disabled', 'true'); | |
| 46 | |
| 47 this.isEndProcessEnabled_ = isEndProcessEnabled; | |
| 48 } | |
| 49 }, | |
| 50 | |
| 51 /** | |
| 52 * Closes taskmanager dialog. | |
| 53 * After this function is called, onClose() will be called. | |
| 54 * @this | |
| 55 */ | |
| 56 close: function() { | |
| 57 window.close(); | |
| 58 }, | |
| 59 | |
| 60 /** | |
| 61 * Sends commands to kill selected processes. | |
| 62 * @this | |
| 63 */ | |
| 64 killSelectedProcesses: function() { | |
| 65 var selectedIndexes = this.selectionModel_.selectedIndexes; | |
| 66 var dm = this.dataModel_; | |
| 67 var uniqueIds = []; | |
| 68 for (var i = 0; i < selectedIndexes.length; i++) { | |
| 69 var index = selectedIndexes[i]; | |
| 70 var task = dm.item(index); | |
| 71 uniqueIds.push(task['uniqueId'][0]); | |
| 72 } | |
| 73 | |
| 74 commands.killSelectedProcesses(uniqueIds); | |
| 75 }, | |
| 76 | |
| 77 /** | |
| 78 * Initializes taskmanager. | |
| 79 * @this | |
| 80 */ | |
| 81 initialize: function(dialogDom, opt) { | |
| 82 if (!dialogDom) { | |
| 83 console.log('ERROR: dialogDom is not defined.'); | |
| 84 return; | |
| 85 } | |
| 86 | |
| 87 measureTime.startInterval('Load.DOM'); | |
| 88 | |
| 89 this.opt_ = opt; | |
| 90 | |
| 91 this.initialized_ = true; | |
| 92 | |
| 93 this.elementsCache_ = {}; | |
| 94 this.dialogDom_ = dialogDom; | |
| 95 this.document_ = dialogDom.ownerDocument; | |
| 96 | |
| 97 this.localized_column_ = []; | |
| 98 for (var i = 0; i < DEFAULT_COLUMNS.length; i++) { | |
| 99 var columnLabelId = DEFAULT_COLUMNS[i][1]; | |
| 100 this.localized_column_[i] = loadTimeData.getString(columnLabelId); | |
| 101 } | |
| 102 | |
| 103 this.initElements_(); | |
| 104 this.initColumnModel_(); | |
| 105 this.selectionModel_ = new cr.ui.ListSelectionModel(); | |
| 106 this.dataModel_ = new cr.ui.ArrayDataModel([]); | |
| 107 | |
| 108 this.selectionModel_.addEventListener('change', | |
| 109 this.onSelectionChange.bind(this)); | |
| 110 | |
| 111 // Initializes compare functions for column sort. | |
| 112 var dm = this.dataModel_; | |
| 113 // List of columns to sort by its numerical value as opposed to the | |
| 114 // formatted value, e.g., 20480 vs. 20KB. | |
| 115 var COLUMNS_SORTED_BY_VALUE = [ | |
| 116 'cpuUsage', 'physicalMemory', 'sharedMemory', 'privateMemory', | |
| 117 'networkUsage', 'webCoreImageCacheSize', 'webCoreScriptsCacheSize', | |
| 118 'webCoreCSSCacheSize', 'fps', 'videoMemory', 'sqliteMemoryUsed', | |
| 119 'goatsTeleported', 'v8MemoryAllocatedSize']; | |
| 120 | |
| 121 for (var i = 0; i < DEFAULT_COLUMNS.length; i++) { | |
| 122 var columnId = DEFAULT_COLUMNS[i][0]; | |
| 123 var compareFunc = (function() { | |
| 124 var columnIdToSort = columnId; | |
| 125 if (COLUMNS_SORTED_BY_VALUE.indexOf(columnId) != -1) | |
| 126 columnIdToSort += 'Value'; | |
| 127 | |
| 128 return function(a, b) { | |
| 129 var aValues = a[columnIdToSort]; | |
| 130 var bValues = b[columnIdToSort]; | |
| 131 var aValue = aValues && aValues[0] || 0; | |
| 132 var bvalue = bValues && bValues[0] || 0; | |
| 133 return dm.defaultValuesCompareFunction(aValue, bvalue); | |
| 134 }; | |
| 135 })(); | |
| 136 dm.setCompareFunction(columnId, compareFunc); | |
| 137 } | |
| 138 | |
| 139 if (isColumnEnabled(DEFAULT_SORT_COLUMN)) | |
| 140 dm.sort(DEFAULT_SORT_COLUMN, DEFAULT_SORT_DIRECTION); | |
| 141 | |
| 142 this.initTable_(); | |
| 143 | |
| 144 commands.enableTaskManager(); | |
| 145 | |
| 146 // Populate the static localized strings. | |
| 147 i18nTemplate.process(this.document_, loadTimeData); | |
| 148 | |
| 149 measureTime.recordInterval('Load.DOM'); | |
| 150 measureTime.recordInterval('Load.Total'); | |
| 151 | |
| 152 loadDelayedIncludes(this); | |
| 153 }, | |
| 154 | |
| 155 /** | |
| 156 * Initializes the visibilities and handlers of the elements. | |
| 157 * This method is called by initialize(). | |
| 158 * @private | |
| 159 * @this | |
| 160 */ | |
| 161 initElements_: function() { | |
| 162 // <if expr="pp_ifdef('chromeos')"> | |
| 163 // The 'close-window' element exists only on ChromeOS. | |
| 164 // This <if ... /if> section is removed while flattening HTML if chrome is | |
| 165 // built as Desktop Chrome. | |
| 166 if (!this.opt_['isShowCloseButton']) | |
| 167 $('close-window').style.display = 'none'; | |
| 168 $('close-window').addEventListener('click', this.close.bind(this)); | |
| 169 // </if> | |
| 170 | |
| 171 $('kill-process').addEventListener('click', | |
| 172 this.killSelectedProcesses.bind(this)); | |
| 173 $('about-memory-link').addEventListener('click', commands.openAboutMemory); | |
| 174 }, | |
| 175 | |
| 176 /** | |
| 177 * Additional initialization of taskmanager. This function is called when | |
| 178 * the loading of delayed scripts finished. | |
| 179 * @this | |
| 180 */ | |
| 181 delayedInitialize: function() { | |
| 182 this.initColumnMenu_(); | |
| 183 this.initTableMenu_(); | |
| 184 | |
| 185 var dm = this.dataModel_; | |
| 186 for (var i = 0; i < dm.length; i++) { | |
| 187 var processId = dm.item(i)['processId'][0]; | |
| 188 for (var j = 0; j < DEFAULT_COLUMNS.length; j++) { | |
| 189 var columnId = DEFAULT_COLUMNS[j][0]; | |
| 190 | |
| 191 var row = dm.item(i)[columnId]; | |
| 192 if (!row) | |
| 193 continue; | |
| 194 | |
| 195 for (var k = 0; k < row.length; k++) { | |
| 196 var labelId = 'detail-' + columnId + '-pid' + processId + '-' + k; | |
| 197 var label = $(labelId); | |
| 198 | |
| 199 // Initialize a context-menu, if the label exists and its context- | |
| 200 // menu is not initialized yet. | |
| 201 if (label && !label.contextMenu) | |
| 202 cr.ui.contextMenuHandler.setContextMenu(label, | |
| 203 this.tableContextMenu_); | |
| 204 } | |
| 205 } | |
| 206 } | |
| 207 | |
| 208 this.isFinishedInitDelayed_ = true; | |
| 209 var t = this.table_; | |
| 210 t.redraw(); | |
| 211 addEventListener('resize', t.redraw.bind(t)); | |
| 212 }, | |
| 213 | |
| 214 initColumnModel_: function() { | |
| 215 var tableColumns = new Array(); | |
| 216 for (var i = 0; i < DEFAULT_COLUMNS.length; i++) { | |
| 217 var column = DEFAULT_COLUMNS[i]; | |
| 218 var columnId = column[0]; | |
| 219 if (!isColumnEnabled(columnId)) | |
| 220 continue; | |
| 221 | |
| 222 tableColumns.push(new cr.ui.table.TableColumn(columnId, | |
| 223 this.localized_column_[i], | |
| 224 column[2])); | |
| 225 } | |
| 226 | |
| 227 for (var i = 0; i < tableColumns.length; i++) { | |
| 228 tableColumns[i].renderFunction = this.renderColumn_.bind(this); | |
| 229 } | |
| 230 | |
| 231 this.columnModel_ = new cr.ui.table.TableColumnModel(tableColumns); | |
| 232 }, | |
| 233 | |
| 234 initColumnMenu_: function() { | |
| 235 this.column_menu_commands_ = []; | |
| 236 | |
| 237 this.commandsElement_ = this.document_.createElement('commands'); | |
| 238 this.document_.body.appendChild(this.commandsElement_); | |
| 239 | |
| 240 this.columnSelectContextMenu_ = this.document_.createElement('menu'); | |
| 241 for (var i = 0; i < DEFAULT_COLUMNS.length; i++) { | |
| 242 var column = DEFAULT_COLUMNS[i]; | |
| 243 | |
| 244 // Creates command element to receive event. | |
| 245 var command = this.document_.createElement('command'); | |
| 246 command.id = COMMAND_CONTEXTMENU_COLUMN_PREFIX + '-' + column[0]; | |
| 247 cr.ui.Command.decorate(command); | |
| 248 this.column_menu_commands_[command.id] = command; | |
| 249 this.commandsElement_.appendChild(command); | |
| 250 | |
| 251 // Creates menuitem element. | |
| 252 var item = this.document_.createElement('menuitem'); | |
| 253 item.command = command; | |
| 254 command.menuitem = item; | |
| 255 item.textContent = this.localized_column_[i]; | |
| 256 if (isColumnEnabled(column[0])) | |
| 257 item.setAttributeNode(this.document_.createAttribute('checked')); | |
| 258 this.columnSelectContextMenu_.appendChild(item); | |
| 259 } | |
| 260 | |
| 261 this.document_.body.appendChild(this.columnSelectContextMenu_); | |
| 262 cr.ui.Menu.decorate(this.columnSelectContextMenu_); | |
| 263 | |
| 264 cr.ui.contextMenuHandler.setContextMenu(this.table_.header, | |
| 265 this.columnSelectContextMenu_); | |
| 266 cr.ui.contextMenuHandler.setContextMenu(this.table_.list, | |
| 267 this.columnSelectContextMenu_); | |
| 268 | |
| 269 this.document_.addEventListener('command', this.onCommand_.bind(this)); | |
| 270 this.document_.addEventListener('canExecute', | |
| 271 this.onCommandCanExecute_.bind(this)); | |
| 272 }, | |
| 273 | |
| 274 initTableMenu_: function() { | |
| 275 this.table_menu_commands_ = []; | |
| 276 this.tableContextMenu_ = this.document_.createElement('menu'); | |
| 277 | |
| 278 var addMenuItem = function(tm, commandId, string_id) { | |
| 279 // Creates command element to receive event. | |
| 280 var command = tm.document_.createElement('command'); | |
| 281 command.id = COMMAND_CONTEXTMENU_TABLE_PREFIX + '-' + commandId; | |
| 282 cr.ui.Command.decorate(command); | |
| 283 tm.table_menu_commands_[command.id] = command; | |
| 284 tm.commandsElement_.appendChild(command); | |
| 285 | |
| 286 // Creates menuitem element. | |
| 287 var item = tm.document_.createElement('menuitem'); | |
| 288 item.command = command; | |
| 289 command.menuitem = item; | |
| 290 item.textContent = loadTimeData.getString(string_id); | |
| 291 tm.tableContextMenu_.appendChild(item); | |
| 292 }; | |
| 293 | |
| 294 addMenuItem(this, 'inspect', 'inspect'); | |
| 295 addMenuItem(this, 'activate', 'activate'); | |
| 296 | |
| 297 this.document_.body.appendChild(this.tableContextMenu_); | |
| 298 cr.ui.Menu.decorate(this.tableContextMenu_); | |
| 299 }, | |
| 300 | |
| 301 initTable_: function() { | |
| 302 if (!this.dataModel_ || !this.selectionModel_ || !this.columnModel_) { | |
| 303 console.log('ERROR: some models are not defined.'); | |
| 304 return; | |
| 305 } | |
| 306 | |
| 307 this.table_ = this.dialogDom_.querySelector('.detail-table'); | |
| 308 cr.ui.Table.decorate(this.table_); | |
| 309 | |
| 310 this.table_.dataModel = this.dataModel_; | |
| 311 this.table_.selectionModel = this.selectionModel_; | |
| 312 this.table_.columnModel = this.columnModel_; | |
| 313 | |
| 314 // Expands height of row when a process has some tasks. | |
| 315 this.table_.fixedHeight = false; | |
| 316 | |
| 317 this.table_.list.addEventListener('contextmenu', | |
| 318 this.onTableContextMenuOpened_.bind(this), | |
| 319 true); | |
| 320 | |
| 321 // Sets custom row render function. | |
| 322 this.table_.setRenderFunction(this.getRow_.bind(this)); | |
| 323 }, | |
| 324 | |
| 325 /** | |
| 326 * Returns a list item element of the list. This method trys to reuse the | |
| 327 * cached element, or creates a new element. | |
| 328 * @return {cr.ui.ListItem} list item element which contains the given data. | |
| 329 * @private | |
| 330 * @this | |
| 331 */ | |
| 332 getRow_: function(data, table) { | |
| 333 // Trys to reuse the cached row; | |
| 334 var listItemElement = this.renderRowFromCache_(data, table); | |
| 335 if (listItemElement) | |
| 336 return listItemElement; | |
| 337 | |
| 338 // Initializes the cache. | |
| 339 var pid = data['processId'][0]; | |
| 340 this.elementsCache_[pid] = { | |
| 341 listItem: null, | |
| 342 cell: [], | |
| 343 icon: [], | |
| 344 columns: {} | |
| 345 }; | |
| 346 | |
| 347 // Create new row. | |
| 348 return this.renderRow_(data, table); | |
| 349 }, | |
| 350 | |
| 351 /** | |
| 352 * Returns a list item element with re-using the previous cached element, or | |
| 353 * returns null if failed. | |
| 354 * @return {cr.ui.ListItem} cached un-used element to be reused. | |
| 355 * @private | |
| 356 * @this | |
| 357 */ | |
| 358 renderRowFromCache_: function(data, table) { | |
| 359 var pid = data['processId'][0]; | |
| 360 | |
| 361 // Checks whether the cache exists or not. | |
| 362 var cache = this.elementsCache_[pid]; | |
| 363 if (!cache) | |
| 364 return null; | |
| 365 | |
| 366 var listItemElement = cache.listItem; | |
| 367 var cm = table.columnModel; | |
| 368 // Checks whether the number of columns has been changed or not. | |
| 369 if (cache.cachedColumnSize != cm.size) | |
| 370 return null; | |
| 371 // Checks whether the number of childlen tasks has been changed or not. | |
| 372 if (cache.cachedChildSize != data['uniqueId'].length) | |
| 373 return null; | |
| 374 | |
| 375 // Updates informations of the task if necessary. | |
| 376 for (var i = 0; i < cm.size; i++) { | |
| 377 var columnId = cm.getId(i); | |
| 378 var columnData = data[columnId]; | |
| 379 var oldColumnData = listItemElement.data[columnId]; | |
| 380 var columnElements = cache.columns[columnId]; | |
| 381 | |
| 382 if (!columnData || !oldColumnData || !columnElements) | |
| 383 return null; | |
| 384 | |
| 385 // Sets new width of the cell. | |
| 386 var cellElement = cache.cell[i]; | |
| 387 cellElement.style.width = cm.getWidth(i) + '%'; | |
| 388 | |
| 389 for (var j = 0; j < columnData.length; j++) { | |
| 390 // Sets the new text, if the text has been changed. | |
| 391 if (oldColumnData[j] != columnData[j]) { | |
| 392 var textElement = columnElements[j]; | |
| 393 textElement.textContent = columnData[j]; | |
| 394 } | |
| 395 } | |
| 396 } | |
| 397 | |
| 398 // Updates icon of the task if necessary. | |
| 399 var oldIcons = listItemElement.data['icon']; | |
| 400 var newIcons = data['icon']; | |
| 401 if (oldIcons && newIcons) { | |
| 402 for (var j = 0; j < columnData.length; j++) { | |
| 403 var oldIcon = oldIcons[j]; | |
| 404 var newIcon = newIcons[j]; | |
| 405 if (oldIcon != newIcon) { | |
| 406 var iconElement = cache.icon[j]; | |
| 407 iconElement.src = newIcon; | |
| 408 } | |
| 409 } | |
| 410 } | |
| 411 listItemElement.data = data; | |
| 412 | |
| 413 // Removes 'selected' and 'lead' attributes. | |
| 414 listItemElement.removeAttribute('selected'); | |
| 415 listItemElement.removeAttribute('lead'); | |
| 416 | |
| 417 return listItemElement; | |
| 418 }, | |
| 419 | |
| 420 /** | |
| 421 * Create a new list item element. | |
| 422 * @return {cr.ui.ListItem} created new list item element. | |
| 423 * @private | |
| 424 * @this | |
| 425 */ | |
| 426 renderRow_: function(data, table) { | |
| 427 var pid = data['processId'][0]; | |
| 428 var cm = table.columnModel; | |
| 429 var listItem = new cr.ui.ListItem({label: ''}); | |
| 430 | |
| 431 listItem.className = 'table-row'; | |
| 432 | |
| 433 for (var i = 0; i < cm.size; i++) { | |
| 434 var cell = document.createElement('div'); | |
| 435 cell.style.width = cm.getWidth(i) + '%'; | |
| 436 cell.className = 'table-row-cell'; | |
| 437 cell.id = 'column-' + pid + '-' + cm.getId(i); | |
| 438 cell.appendChild( | |
| 439 cm.getRenderFunction(i).call(null, data, cm.getId(i), table)); | |
| 440 | |
| 441 listItem.appendChild(cell); | |
| 442 | |
| 443 // Stores the cell element to the dictionary. | |
| 444 this.elementsCache_[pid].cell[i] = cell; | |
| 445 } | |
| 446 | |
| 447 // Specifies the height of the row. The height of each row is | |
| 448 // 'num_of_tasks * HEIGHT_OF_TASK' px. | |
| 449 listItem.style.height = (data['uniqueId'].length * HEIGHT_OF_TASK) + 'px'; | |
| 450 | |
| 451 listItem.data = data; | |
| 452 | |
| 453 // Stores the list item element, the number of columns and the number of | |
| 454 // childlen. | |
| 455 this.elementsCache_[pid].listItem = listItem; | |
| 456 this.elementsCache_[pid].cachedColumnSize = cm.size; | |
| 457 this.elementsCache_[pid].cachedChildSize = data['uniqueId'].length; | |
| 458 | |
| 459 return listItem; | |
| 460 }, | |
| 461 | |
| 462 /** | |
| 463 * Create a new element of the cell. | |
| 464 * @return {HTMLDIVElement} created cell | |
| 465 * @private | |
| 466 * @this | |
| 467 */ | |
| 468 renderColumn_: function(entry, columnId, table) { | |
| 469 var container = this.document_.createElement('div'); | |
| 470 container.className = 'detail-container-' + columnId; | |
| 471 var pid = entry['processId'][0]; | |
| 472 | |
| 473 var cache = []; | |
| 474 var cacheIcon = []; | |
| 475 | |
| 476 if (entry && entry[columnId]) { | |
| 477 container.id = 'detail-container-' + columnId + '-pid' + entry.processId; | |
| 478 | |
| 479 for (var i = 0; i < entry[columnId].length; i++) { | |
| 480 var label = document.createElement('div'); | |
| 481 if (columnId == 'title') { | |
| 482 // Creates a page title element with icon. | |
| 483 var image = this.document_.createElement('img'); | |
| 484 image.className = 'detail-title-image'; | |
| 485 image.src = entry['icon'][i]; | |
| 486 image.id = 'detail-title-icon-pid' + pid + '-' + i; | |
| 487 label.appendChild(image); | |
| 488 var text = this.document_.createElement('div'); | |
| 489 text.className = 'detail-title-text'; | |
| 490 text.id = 'detail-title-text-pid' + pid + '-' + i; | |
| 491 text.textContent = entry['title'][i]; | |
| 492 label.appendChild(text); | |
| 493 | |
| 494 // Chech if the delayed scripts (included in includes.js) have been | |
| 495 // loaded or not. If the delayed scripts ware not loaded yet, a | |
| 496 // context menu could not be initialized. In such case, it will be | |
| 497 // initialized at delayedInitialize() just after loading of delayed | |
| 498 // scripts instead of here. | |
| 499 if (this.isFinishedInitDelayed_) | |
| 500 cr.ui.contextMenuHandler.setContextMenu(label, | |
| 501 this.tableContextMenu_); | |
| 502 | |
| 503 label.addEventListener('dblclick', (function(uniqueId) { | |
| 504 commands.activatePage(uniqueId); | |
| 505 }).bind(this, entry['uniqueId'][i])); | |
| 506 | |
| 507 label.data = entry; | |
| 508 label.index_in_group = i; | |
| 509 | |
| 510 cache[i] = text; | |
| 511 cacheIcon[i] = image; | |
| 512 } else { | |
| 513 label.textContent = entry[columnId][i]; | |
| 514 cache[i] = label; | |
| 515 } | |
| 516 label.id = 'detail-' + columnId + '-pid' + pid + '-' + i; | |
| 517 label.className = 'detail-' + columnId + ' pid' + pid; | |
| 518 container.appendChild(label); | |
| 519 } | |
| 520 | |
| 521 this.elementsCache_[pid].columns[columnId] = cache; | |
| 522 if (columnId == 'title') | |
| 523 this.elementsCache_[pid].icon = cacheIcon; | |
| 524 } | |
| 525 return container; | |
| 526 }, | |
| 527 | |
| 528 /** | |
| 529 * Updates the task list with the supplied task. | |
| 530 * @private | |
| 531 * @this | |
| 532 */ | |
| 533 processTaskChange: function(task) { | |
| 534 var dm = this.dataModel_; | |
| 535 var sm = this.selectionModel_; | |
| 536 if (!dm || !sm) return; | |
| 537 | |
| 538 this.table_.list.startBatchUpdates(); | |
| 539 sm.beginChange(); | |
| 540 | |
| 541 var type = task.type; | |
| 542 var start = task.start; | |
| 543 var length = task.length; | |
| 544 var tasks = task.tasks; | |
| 545 | |
| 546 // We have to store the selected pids and restore them after | |
| 547 // splice(), because it might replace some items but the replaced | |
| 548 // items would lose the selection. | |
| 549 var oldSelectedIndexes = sm.selectedIndexes; | |
| 550 | |
| 551 // Create map of selected PIDs. | |
| 552 var selectedPids = {}; | |
| 553 for (var i = 0; i < oldSelectedIndexes.length; i++) { | |
| 554 var item = dm.item(oldSelectedIndexes[i]); | |
| 555 if (item) selectedPids[item['processId'][0]] = true; | |
| 556 } | |
| 557 | |
| 558 var args = tasks.slice(); | |
| 559 args.unshift(start, dm.length); | |
| 560 dm.splice.apply(dm, args); | |
| 561 | |
| 562 // Create new array of selected indexes from map of old PIDs. | |
| 563 var newSelectedIndexes = []; | |
| 564 for (var i = 0; i < dm.length; i++) { | |
| 565 if (selectedPids[dm.item(i)['processId'][0]]) | |
| 566 newSelectedIndexes.push(i); | |
| 567 } | |
| 568 | |
| 569 sm.selectedIndexes = newSelectedIndexes; | |
| 570 | |
| 571 var pids = []; | |
| 572 for (var i = 0; i < dm.length; i++) { | |
| 573 pids.push(dm.item(i)['processId'][0]); | |
| 574 } | |
| 575 | |
| 576 // Sweeps unused caches, which elements no longer exist on the list. | |
| 577 for (var pid in this.elementsCache_) { | |
| 578 if (pids.indexOf(pid) == -1) | |
| 579 delete this.elementsCache_[pid]; | |
| 580 } | |
| 581 | |
| 582 sm.endChange(); | |
| 583 this.table_.list.endBatchUpdates(); | |
| 584 }, | |
| 585 | |
| 586 /** | |
| 587 * Respond to a command being executed. | |
| 588 * @this | |
| 589 */ | |
| 590 onCommand_: function(event) { | |
| 591 var command = event.command; | |
| 592 var commandId = command.id.split('-', 2); | |
| 593 | |
| 594 var mainCommand = commandId[0]; | |
| 595 var subCommand = commandId[1]; | |
| 596 | |
| 597 if (mainCommand == COMMAND_CONTEXTMENU_COLUMN_PREFIX) { | |
| 598 this.onColumnContextMenu_(subCommand, command); | |
| 599 } else if (mainCommand == COMMAND_CONTEXTMENU_TABLE_PREFIX) { | |
| 600 var targetUniqueId = this.currentContextMenuTarget_; | |
| 601 | |
| 602 if (!targetUniqueId) | |
| 603 return; | |
| 604 | |
| 605 if (subCommand == 'inspect') | |
| 606 commands.inspect(targetUniqueId); | |
| 607 else if (subCommand == 'activate') | |
| 608 commands.activatePage(targetUniqueId); | |
| 609 | |
| 610 this.currentContextMenuTarget_ = undefined; | |
| 611 } | |
| 612 }, | |
| 613 | |
| 614 onCommandCanExecute_: function(event) { | |
| 615 event.canExecute = true; | |
| 616 }, | |
| 617 | |
| 618 /** | |
| 619 * Store resourceIndex of target resource of context menu, because resource | |
| 620 * will be replaced when it is refreshed. | |
| 621 * @this | |
| 622 */ | |
| 623 onTableContextMenuOpened_: function(e) { | |
| 624 if (!this.isFinishedInitDelayed_) | |
| 625 return; | |
| 626 | |
| 627 var mc = this.table_menu_commands_; | |
| 628 var inspectMenuitem = | |
| 629 mc[COMMAND_CONTEXTMENU_TABLE_PREFIX + '-inspect'].menuitem; | |
| 630 var activateMenuitem = | |
| 631 mc[COMMAND_CONTEXTMENU_TABLE_PREFIX + '-activate'].menuitem; | |
| 632 | |
| 633 // Disabled by default. | |
| 634 inspectMenuitem.disabled = true; | |
| 635 activateMenuitem.disabled = true; | |
| 636 | |
| 637 var target = e.target; | |
| 638 for (;; target = target.parentNode) { | |
| 639 if (!target) return; | |
| 640 var classes = target.classList; | |
| 641 if (classes && | |
| 642 Array.prototype.indexOf.call(classes, 'detail-title') != -1) break; | |
| 643 } | |
| 644 | |
| 645 var indexInGroup = target.index_in_group; | |
| 646 | |
| 647 // Sets the uniqueId for current target page under the mouse corsor. | |
| 648 this.currentContextMenuTarget_ = target.data['uniqueId'][indexInGroup]; | |
| 649 | |
| 650 // Enables if the page can be inspected. | |
| 651 if (target.data['canInspect'][indexInGroup]) | |
| 652 inspectMenuitem.disabled = false; | |
| 653 | |
| 654 // Enables if the page can be activated. | |
| 655 if (target.data['canActivate'][indexInGroup]) | |
| 656 activateMenuitem.disabled = false; | |
| 657 }, | |
| 658 | |
| 659 onColumnContextMenu_: function(columnId, command) { | |
| 660 var menuitem = command.menuitem; | |
| 661 var checkedItemCount = 0; | |
| 662 var checked = isColumnEnabled(columnId); | |
| 663 | |
| 664 // Leaves a item visible when user tries making invisible but it is the | |
| 665 // last one. | |
| 666 var enabledColumns = getEnabledColumns(); | |
| 667 for (var id in enabledColumns) { | |
| 668 if (enabledColumns[id]) | |
| 669 checkedItemCount++; | |
| 670 } | |
| 671 if (checkedItemCount == 1 && checked) | |
| 672 return; | |
| 673 | |
| 674 // Toggles the visibility of the column. | |
| 675 var newChecked = !checked; | |
| 676 menuitem.checked = newChecked; | |
| 677 setColumnEnabled(columnId, newChecked); | |
| 678 | |
| 679 this.initColumnModel_(); | |
| 680 this.table_.columnModel = this.columnModel_; | |
| 681 this.table_.redraw(); | |
| 682 }, | |
| 683 }; | |
| 684 | |
| 685 // |taskmanager| has been declared in preload.js. | |
| 686 taskmanager = TaskManager.getInstance(); | |
| 687 | |
| 688 function init() { | |
| 689 var params = parseQueryParams(window.location); | |
| 690 var opt = {}; | |
| 691 opt['isShowCloseButton'] = params.showclose; | |
| 692 taskmanager.initialize(document.body, opt); | |
| 693 } | |
| 694 | |
| 695 document.addEventListener('DOMContentLoaded', init); | |
| 696 document.addEventListener('Close', taskmanager.onClose.bind(taskmanager)); | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 101013004:
Delete the WebUI implementation of the task manager. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src