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| 1 // Copyright 2015 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 #include "chrome/browser/ui/task_manager/task_manager_table_model.h" |
| 6 |
| 7 #include "base/i18n/number_formatting.h" |
| 8 #include "base/i18n/rtl.h" |
| 9 #include "base/prefs/scoped_user_pref_update.h" |
| 10 #include "base/process/process_handle.h" |
| 11 #include "base/strings/string_number_conversions.h" |
| 12 #include "base/strings/stringprintf.h" |
| 13 #include "base/strings/utf_string_conversions.h" |
| 14 #include "chrome/browser/browser_process.h" |
| 15 #include "chrome/browser/task_management/task_manager_interface.h" |
| 16 #include "chrome/browser/ui/task_manager/task_manager_columns.h" |
| 17 #include "chrome/common/pref_names.h" |
| 18 #include "chrome/grit/generated_resources.h" |
| 19 #include "components/nacl/browser/nacl_browser.h" |
| 20 #include "content/public/common/result_codes.h" |
| 21 #include "third_party/WebKit/public/web/WebCache.h" |
| 22 #include "ui/base/l10n/l10n_util.h" |
| 23 #include "ui/base/models/table_model_observer.h" |
| 24 #include "ui/base/text/bytes_formatting.h" |
| 25 |
| 26 namespace task_management { |
| 27 |
| 28 namespace { |
| 29 |
| 30 #if defined(OS_MACOSX) |
| 31 // Match Activity Monitor's default refresh rate. |
| 32 const int64 kRefreshTimeMS = 2000; |
| 33 |
| 34 // Activity Monitor shows %cpu with one decimal digit -- be consistent with |
| 35 // that. |
| 36 const char kCpuTextFormatString[] = "%.1f"; |
| 37 #else |
| 38 const int64 kRefreshTimeMS = 1000; |
| 39 const char kCpuTextFormatString[] = "%.0f"; |
| 40 #endif // defined(OS_MACOSX) |
| 41 |
| 42 // The columns that are shared by a group will show the value of the column |
| 43 // only once per group. |
| 44 bool IsSharedByGroup(int column_id) { |
| 45 switch (column_id) { |
| 46 case IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN: |
| 47 case IDS_TASK_MANAGER_SHARED_MEM_COLUMN: |
| 48 case IDS_TASK_MANAGER_PHYSICAL_MEM_COLUMN: |
| 49 case IDS_TASK_MANAGER_CPU_COLUMN: |
| 50 case IDS_TASK_MANAGER_PROCESS_ID_COLUMN: |
| 51 case IDS_TASK_MANAGER_JAVASCRIPT_MEMORY_ALLOCATED_COLUMN: |
| 52 case IDS_TASK_MANAGER_VIDEO_MEMORY_COLUMN: |
| 53 case IDS_TASK_MANAGER_SQLITE_MEMORY_USED_COLUMN: |
| 54 case IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN: |
| 55 case IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN: |
| 56 case IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN: |
| 57 case IDS_TASK_MANAGER_NACL_DEBUG_STUB_PORT_COLUMN: |
| 58 return true; |
| 59 default: |
| 60 return false; |
| 61 } |
| 62 } |
| 63 |
| 64 // Used to sort various column values. |
| 65 template <class T> |
| 66 int ValueCompare(T value1, T value2) { |
| 67 if (value1 == value2) |
| 68 return 0; |
| 69 return value1 < value2 ? -1 : 1; |
| 70 } |
| 71 |
| 72 // Used when one or both of the results to compare are unavailable. |
| 73 int OrderUnavailableValue(bool v1, bool v2) { |
| 74 if (!v1 && !v2) |
| 75 return 0; |
| 76 return v1 ? 1 : -1; |
| 77 } |
| 78 |
| 79 } // namespace |
| 80 |
| 81 // A class to stringify the task manager's values into string16s and to |
| 82 // cache the common strings that will be reused many times like "N/A" and so on. |
| 83 class TaskManagerValuesStringifier { |
| 84 public: |
| 85 TaskManagerValuesStringifier() |
| 86 : n_a_string_(l10n_util::GetStringUTF16(IDS_TASK_MANAGER_NA_CELL_TEXT)), |
| 87 zero_string_(base::ASCIIToUTF16("0")), |
| 88 asterisk_string_(base::ASCIIToUTF16("*")), |
| 89 unknown_string_(l10n_util::GetStringUTF16( |
| 90 IDS_TASK_MANAGER_UNKNOWN_VALUE_TEXT)) { |
| 91 } |
| 92 |
| 93 ~TaskManagerValuesStringifier() {} |
| 94 |
| 95 base::string16 GetCpuUsageText(double cpu_usage) { |
| 96 return base::UTF8ToUTF16(base::StringPrintf(kCpuTextFormatString, |
| 97 cpu_usage)); |
| 98 } |
| 99 |
| 100 base::string16 GetMemoryUsageText(int64 memory_usage, bool has_duplicates) { |
| 101 if (memory_usage == -1) |
| 102 return n_a_string_; |
| 103 |
| 104 #if defined(OS_MACOSX) |
| 105 // System expectation is to show "100 kB", "200 MB", etc. |
| 106 // TODO(thakis): [This TODO has been taken as is from the old task manager]: |
| 107 // Switch to metric units (as opposed to powers of two). |
| 108 base::string16 memory_text = ui::FormatBytes(memory_usage); |
| 109 #else |
| 110 base::string16 memory_text = base::FormatNumber(memory_usage / 1024); |
| 111 // Adjust number string if necessary. |
| 112 base::i18n::AdjustStringForLocaleDirection(&memory_text); |
| 113 memory_text = l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_MEM_CELL_TEXT, |
| 114 memory_text); |
| 115 #endif // defined(OS_MACOSX) |
| 116 |
| 117 if (has_duplicates) |
| 118 memory_text += asterisk_string_; |
| 119 |
| 120 return memory_text; |
| 121 } |
| 122 |
| 123 base::string16 GetIdleWakeupsText(int idle_wakeups) { |
| 124 if (idle_wakeups == -1) |
| 125 return n_a_string_; |
| 126 |
| 127 return base::FormatNumber(idle_wakeups); |
| 128 } |
| 129 |
| 130 base::string16 GetNaClPortText(int nacl_port) { |
| 131 if (nacl_port == nacl::kGdbDebugStubPortUnused) |
| 132 return n_a_string_; |
| 133 |
| 134 if (nacl_port == nacl::kGdbDebugStubPortUnknown) |
| 135 return unknown_string_; |
| 136 |
| 137 return base::IntToString16(nacl_port); |
| 138 } |
| 139 |
| 140 base::string16 GetWindowsHandlesText(int64 current, int64 peak) { |
| 141 return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_HANDLES_CELL_TEXT, |
| 142 base::Int64ToString16(current), |
| 143 base::Int64ToString16(peak)); |
| 144 } |
| 145 |
| 146 base::string16 GetNetworkUsageText(int64 network_usage) { |
| 147 if (network_usage == -1) |
| 148 return n_a_string_; |
| 149 |
| 150 if (network_usage == 0) |
| 151 return zero_string_; |
| 152 |
| 153 base::string16 net_byte = ui::FormatSpeed(network_usage); |
| 154 // Force number string to have LTR directionality. |
| 155 return base::i18n::GetDisplayStringInLTRDirectionality(net_byte); |
| 156 } |
| 157 |
| 158 base::string16 GetProcessIdText(base::ProcessId proc_id) { |
| 159 return base::IntToString16(proc_id); |
| 160 } |
| 161 |
| 162 base::string16 FormatAllocatedAndUsedMemory(int64 allocated, int64 used) { |
| 163 return l10n_util::GetStringFUTF16( |
| 164 IDS_TASK_MANAGER_CACHE_SIZE_CELL_TEXT, |
| 165 ui::FormatBytesWithUnits(allocated, ui::DATA_UNITS_KIBIBYTE, false), |
| 166 ui::FormatBytesWithUnits(used, ui::DATA_UNITS_KIBIBYTE, false)); |
| 167 } |
| 168 |
| 169 base::string16 GetWebCacheStatText( |
| 170 const blink::WebCache::ResourceTypeStat& stat) { |
| 171 return FormatAllocatedAndUsedMemory(stat.size, stat.liveSize); |
| 172 } |
| 173 |
| 174 const base::string16& n_a_string() const { return n_a_string_; } |
| 175 const base::string16& zero_string() const { return zero_string_; } |
| 176 const base::string16& asterisk_string() const { return asterisk_string_; } |
| 177 const base::string16& unknown_string() const { return unknown_string_; } |
| 178 |
| 179 private: |
| 180 // The localized string "N/A". |
| 181 const base::string16 n_a_string_; |
| 182 |
| 183 // The value 0 as a string "0". |
| 184 const base::string16 zero_string_; |
| 185 |
| 186 // The string "*" that is used to show that there exists duplicates in the |
| 187 // GPU memory. |
| 188 const base::string16 asterisk_string_; |
| 189 |
| 190 // The string "Unknown". |
| 191 const base::string16 unknown_string_; |
| 192 |
| 193 DISALLOW_COPY_AND_ASSIGN(TaskManagerValuesStringifier); |
| 194 }; |
| 195 |
| 196 //////////////////////////////////////////////////////////////////////////////// |
| 197 // TableSortDescriptor: |
| 198 //////////////////////////////////////////////////////////////////////////////// |
| 199 |
| 200 TableSortDescriptor::TableSortDescriptor() |
| 201 : sorted_column_id(-1), |
| 202 is_ascending(false) { |
| 203 } |
| 204 |
| 205 TableSortDescriptor::TableSortDescriptor(int col_id, bool ascending) |
| 206 : sorted_column_id(col_id), |
| 207 is_ascending(ascending) { |
| 208 } |
| 209 |
| 210 //////////////////////////////////////////////////////////////////////////////// |
| 211 // TaskManagerTableModel: |
| 212 //////////////////////////////////////////////////////////////////////////////// |
| 213 |
| 214 TaskManagerTableModel::TaskManagerTableModel(int64_t refresh_flags, |
| 215 TableViewDelegate* delegate) |
| 216 : TaskManagerObserver(base::TimeDelta::FromMilliseconds(kRefreshTimeMS), |
| 217 refresh_flags), |
| 218 table_view_delegate_(delegate), |
| 219 columns_settings_(new base::DictionaryValue), |
| 220 table_model_observer_(nullptr), |
| 221 stringifier_(new TaskManagerValuesStringifier) { |
| 222 DCHECK(delegate); |
| 223 } |
| 224 |
| 225 TaskManagerTableModel::~TaskManagerTableModel() { |
| 226 } |
| 227 |
| 228 int TaskManagerTableModel::RowCount() { |
| 229 return static_cast<int>(tasks_.size()); |
| 230 } |
| 231 |
| 232 base::string16 TaskManagerTableModel::GetText(int row, int column) { |
| 233 if (IsSharedByGroup(column) && !IsTaskFirstInGroup(row)) |
| 234 return base::string16(); |
| 235 |
| 236 switch (column) { |
| 237 case IDS_TASK_MANAGER_TASK_COLUMN: |
| 238 return observed_task_manager()->GetTitle(tasks_[row]); |
| 239 |
| 240 case IDS_TASK_MANAGER_PROFILE_NAME_COLUMN: |
| 241 return observed_task_manager()->GetProfileName(tasks_[row]); |
| 242 |
| 243 case IDS_TASK_MANAGER_NET_COLUMN: |
| 244 return stringifier_->GetNetworkUsageText( |
| 245 observed_task_manager()->GetNetworkUsage(tasks_[row])); |
| 246 |
| 247 case IDS_TASK_MANAGER_CPU_COLUMN: |
| 248 return stringifier_->GetCpuUsageText( |
| 249 observed_task_manager()->GetCpuUsage(tasks_[row])); |
| 250 |
| 251 case IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN: |
| 252 return stringifier_->GetMemoryUsageText( |
| 253 observed_task_manager()->GetPrivateMemoryUsage(tasks_[row]), false); |
| 254 |
| 255 case IDS_TASK_MANAGER_SHARED_MEM_COLUMN: |
| 256 return stringifier_->GetMemoryUsageText( |
| 257 observed_task_manager()->GetSharedMemoryUsage(tasks_[row]), false); |
| 258 |
| 259 case IDS_TASK_MANAGER_PHYSICAL_MEM_COLUMN: |
| 260 return stringifier_->GetMemoryUsageText( |
| 261 observed_task_manager()->GetPhysicalMemoryUsage(tasks_[row]), false); |
| 262 |
| 263 case IDS_TASK_MANAGER_PROCESS_ID_COLUMN: |
| 264 return stringifier_->GetProcessIdText( |
| 265 observed_task_manager()->GetProcessId(tasks_[row])); |
| 266 |
| 267 case IDS_TASK_MANAGER_GDI_HANDLES_COLUMN: { |
| 268 int64 current, peak; |
| 269 observed_task_manager()->GetGDIHandles(tasks_[row], ¤t, &peak); |
| 270 return stringifier_->GetWindowsHandlesText(current, peak); |
| 271 } |
| 272 |
| 273 case IDS_TASK_MANAGER_USER_HANDLES_COLUMN: { |
| 274 int64 current, peak; |
| 275 observed_task_manager()->GetUSERHandles(tasks_[row], ¤t, &peak); |
| 276 return stringifier_->GetWindowsHandlesText(current, peak); |
| 277 } |
| 278 |
| 279 case IDS_TASK_MANAGER_IDLE_WAKEUPS_COLUMN: |
| 280 return stringifier_->GetIdleWakeupsText( |
| 281 observed_task_manager()->GetIdleWakeupsPerSecond(tasks_[row])); |
| 282 |
| 283 case IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN: { |
| 284 blink::WebCache::ResourceTypeStats stats; |
| 285 if (observed_task_manager()->GetWebCacheStats(tasks_[row], &stats)) |
| 286 return stringifier_->GetWebCacheStatText(stats.images); |
| 287 return stringifier_->n_a_string(); |
| 288 } |
| 289 |
| 290 case IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN: { |
| 291 blink::WebCache::ResourceTypeStats stats; |
| 292 if (observed_task_manager()->GetWebCacheStats(tasks_[row], &stats)) |
| 293 return stringifier_->GetWebCacheStatText(stats.scripts); |
| 294 return stringifier_->n_a_string(); |
| 295 } |
| 296 |
| 297 case IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN: { |
| 298 blink::WebCache::ResourceTypeStats stats; |
| 299 if (observed_task_manager()->GetWebCacheStats(tasks_[row], &stats)) |
| 300 return stringifier_->GetWebCacheStatText(stats.cssStyleSheets); |
| 301 return stringifier_->n_a_string(); |
| 302 } |
| 303 |
| 304 case IDS_TASK_MANAGER_VIDEO_MEMORY_COLUMN: { |
| 305 bool has_duplicates = false; |
| 306 return stringifier_->GetMemoryUsageText( |
| 307 observed_task_manager()->GetGpuMemoryUsage(tasks_[row], |
| 308 &has_duplicates), |
| 309 has_duplicates); |
| 310 } |
| 311 |
| 312 case IDS_TASK_MANAGER_SQLITE_MEMORY_USED_COLUMN: |
| 313 return stringifier_->GetMemoryUsageText( |
| 314 observed_task_manager()->GetSqliteMemoryUsed(tasks_[row]), false); |
| 315 |
| 316 case IDS_TASK_MANAGER_JAVASCRIPT_MEMORY_ALLOCATED_COLUMN: { |
| 317 int64 v8_allocated, v8_used; |
| 318 if (observed_task_manager()->GetV8Memory(tasks_[row], |
| 319 &v8_allocated, |
| 320 &v8_used)) { |
| 321 return stringifier_->FormatAllocatedAndUsedMemory(v8_allocated, |
| 322 v8_used); |
| 323 } |
| 324 return stringifier_->n_a_string(); |
| 325 } |
| 326 |
| 327 case IDS_TASK_MANAGER_NACL_DEBUG_STUB_PORT_COLUMN: |
| 328 return stringifier_->GetNaClPortText( |
| 329 observed_task_manager()->GetNaClDebugStubPort(tasks_[row])); |
| 330 |
| 331 default: |
| 332 NOTREACHED(); |
| 333 return base::string16(); |
| 334 } |
| 335 } |
| 336 |
| 337 gfx::ImageSkia TaskManagerTableModel::GetIcon(int row) { |
| 338 return observed_task_manager()->GetIcon(tasks_[row]); |
| 339 } |
| 340 |
| 341 void TaskManagerTableModel::SetObserver( |
| 342 ui::TableModelObserver* observer) { |
| 343 table_model_observer_ = observer; |
| 344 } |
| 345 |
| 346 int TaskManagerTableModel::CompareValues(int row1, |
| 347 int row2, |
| 348 int column_id) { |
| 349 switch (column_id) { |
| 350 case IDS_TASK_MANAGER_TASK_COLUMN: |
| 351 case IDS_TASK_MANAGER_PROFILE_NAME_COLUMN: |
| 352 return ui::TableModel::CompareValues(row1, row2, column_id); |
| 353 |
| 354 case IDS_TASK_MANAGER_NET_COLUMN: |
| 355 return ValueCompare( |
| 356 observed_task_manager()->GetNetworkUsage(tasks_[row1]), |
| 357 observed_task_manager()->GetNetworkUsage(tasks_[row2])); |
| 358 |
| 359 case IDS_TASK_MANAGER_CPU_COLUMN: |
| 360 return ValueCompare(observed_task_manager()->GetCpuUsage(tasks_[row1]), |
| 361 observed_task_manager()->GetCpuUsage(tasks_[row2])); |
| 362 |
| 363 case IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN: |
| 364 return ValueCompare( |
| 365 observed_task_manager()->GetPrivateMemoryUsage(tasks_[row1]), |
| 366 observed_task_manager()->GetPrivateMemoryUsage(tasks_[row2])); |
| 367 |
| 368 case IDS_TASK_MANAGER_SHARED_MEM_COLUMN: |
| 369 return ValueCompare( |
| 370 observed_task_manager()->GetSharedMemoryUsage(tasks_[row1]), |
| 371 observed_task_manager()->GetSharedMemoryUsage(tasks_[row2])); |
| 372 |
| 373 case IDS_TASK_MANAGER_PHYSICAL_MEM_COLUMN: |
| 374 return ValueCompare( |
| 375 observed_task_manager()->GetPhysicalMemoryUsage(tasks_[row1]), |
| 376 observed_task_manager()->GetPhysicalMemoryUsage(tasks_[row2])); |
| 377 |
| 378 case IDS_TASK_MANAGER_NACL_DEBUG_STUB_PORT_COLUMN: |
| 379 return ValueCompare( |
| 380 observed_task_manager()->GetNaClDebugStubPort(tasks_[row1]), |
| 381 observed_task_manager()->GetNaClDebugStubPort(tasks_[row2])); |
| 382 |
| 383 case IDS_TASK_MANAGER_PROCESS_ID_COLUMN: |
| 384 return ValueCompare(observed_task_manager()->GetProcessId(tasks_[row1]), |
| 385 observed_task_manager()->GetProcessId(tasks_[row2])); |
| 386 |
| 387 case IDS_TASK_MANAGER_GDI_HANDLES_COLUMN: { |
| 388 int64 current1, peak1, current2, peak2; |
| 389 observed_task_manager()->GetGDIHandles(tasks_[row1], ¤t1, &peak1); |
| 390 observed_task_manager()->GetGDIHandles(tasks_[row2], ¤t2, &peak2); |
| 391 return ValueCompare(current1, current2); |
| 392 } |
| 393 |
| 394 case IDS_TASK_MANAGER_USER_HANDLES_COLUMN: { |
| 395 int64 current1, peak1, current2, peak2; |
| 396 observed_task_manager()->GetUSERHandles(tasks_[row1], ¤t1, &peak1); |
| 397 observed_task_manager()->GetUSERHandles(tasks_[row2], ¤t2, &peak2); |
| 398 return ValueCompare(current1, current2); |
| 399 } |
| 400 |
| 401 case IDS_TASK_MANAGER_IDLE_WAKEUPS_COLUMN: |
| 402 return ValueCompare( |
| 403 observed_task_manager()->GetIdleWakeupsPerSecond(tasks_[row1]), |
| 404 observed_task_manager()->GetIdleWakeupsPerSecond(tasks_[row2])); |
| 405 |
| 406 case IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN: |
| 407 case IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN: |
| 408 case IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN: { |
| 409 blink::WebCache::ResourceTypeStats stats1; |
| 410 blink::WebCache::ResourceTypeStats stats2; |
| 411 bool row1_stats_valid = |
| 412 observed_task_manager()->GetWebCacheStats(tasks_[row1], &stats1); |
| 413 bool row2_stats_valid = |
| 414 observed_task_manager()->GetWebCacheStats(tasks_[row2], &stats2); |
| 415 if (!row1_stats_valid || !row2_stats_valid) |
| 416 return OrderUnavailableValue(row1_stats_valid, row2_stats_valid); |
| 417 |
| 418 switch (column_id) { |
| 419 case IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN: |
| 420 return ValueCompare(stats1.images.size, stats2.images.size); |
| 421 case IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN: |
| 422 return ValueCompare(stats1.scripts.size, stats2.scripts.size); |
| 423 case IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN: |
| 424 return ValueCompare(stats1.cssStyleSheets.size, |
| 425 stats2.cssStyleSheets.size); |
| 426 default: |
| 427 NOTREACHED(); |
| 428 return 0; |
| 429 } |
| 430 } |
| 431 |
| 432 case IDS_TASK_MANAGER_VIDEO_MEMORY_COLUMN: { |
| 433 bool has_duplicates; |
| 434 return ValueCompare( |
| 435 observed_task_manager()->GetGpuMemoryUsage(tasks_[row1], |
| 436 &has_duplicates), |
| 437 observed_task_manager()->GetGpuMemoryUsage(tasks_[row2], |
| 438 &has_duplicates)); |
| 439 } |
| 440 |
| 441 case IDS_TASK_MANAGER_JAVASCRIPT_MEMORY_ALLOCATED_COLUMN: { |
| 442 int64 allocated1, allocated2, used1, used2; |
| 443 observed_task_manager()->GetV8Memory(tasks_[row1], &allocated1, &used1); |
| 444 observed_task_manager()->GetV8Memory(tasks_[row2], &allocated2, &used2); |
| 445 return ValueCompare(allocated1, allocated2); |
| 446 } |
| 447 |
| 448 case IDS_TASK_MANAGER_SQLITE_MEMORY_USED_COLUMN: |
| 449 return ValueCompare( |
| 450 observed_task_manager()->GetSqliteMemoryUsed(tasks_[row1]), |
| 451 observed_task_manager()->GetSqliteMemoryUsed(tasks_[row2])); |
| 452 |
| 453 default: |
| 454 NOTREACHED(); |
| 455 return 0; |
| 456 } |
| 457 } |
| 458 |
| 459 void TaskManagerTableModel::GetRowsGroupRange(int row_index, |
| 460 int* out_start, |
| 461 int* out_length) { |
| 462 int i = row_index; |
| 463 for ( ; i >= 0; --i) { |
| 464 if (IsTaskFirstInGroup(i)) |
| 465 break; |
| 466 } |
| 467 |
| 468 CHECK_GE(i, 0); |
| 469 |
| 470 *out_start = i; |
| 471 *out_length = observed_task_manager()->GetNumberOfTasksOnSameProcess( |
| 472 tasks_[row_index]); |
| 473 } |
| 474 |
| 475 void TaskManagerTableModel::OnTaskAdded(TaskId id) { |
| 476 // For the table view scrollbar to behave correctly we must inform it that |
| 477 // a new task has been added. |
| 478 |
| 479 // We will get a newly sorted list from the task manager as opposed to just |
| 480 // adding |id| to |tasks_| because we want to keep |tasks_| sorted by proc IDs |
| 481 // and then by Task IDs. |
| 482 tasks_ = observed_task_manager()->GetTaskIdsList(); |
| 483 if (table_model_observer_) |
| 484 table_model_observer_->OnItemsAdded(RowCount() - 1, 1); |
| 485 } |
| 486 |
| 487 void TaskManagerTableModel::OnTaskToBeRemoved(TaskId id) { |
| 488 auto index = std::find(tasks_.begin(), tasks_.end(), id); |
| 489 if (index == tasks_.end()) |
| 490 return; |
| 491 auto removed_index = index - tasks_.begin(); |
| 492 tasks_.erase(index); |
| 493 if (table_model_observer_) |
| 494 table_model_observer_->OnItemsRemoved(removed_index, 1); |
| 495 } |
| 496 |
| 497 void TaskManagerTableModel::OnTasksRefreshed( |
| 498 const TaskIdList& task_ids) { |
| 499 tasks_ = task_ids; |
| 500 OnRefresh(); |
| 501 } |
| 502 |
| 503 void TaskManagerTableModel::StartUpdating() { |
| 504 TaskManagerInterface::GetTaskManager()->AddObserver(this); |
| 505 tasks_ = observed_task_manager()->GetTaskIdsList(); |
| 506 OnRefresh(); |
| 507 } |
| 508 |
| 509 void TaskManagerTableModel::StopUpdating() { |
| 510 observed_task_manager()->RemoveObserver(this); |
| 511 } |
| 512 |
| 513 void TaskManagerTableModel::ActivateTask(int row_index) { |
| 514 observed_task_manager()->ActivateTask(tasks_[row_index]); |
| 515 } |
| 516 |
| 517 void TaskManagerTableModel::KillTask(int row_index) { |
| 518 base::ProcessId proc_id = observed_task_manager()->GetProcessId( |
| 519 tasks_[row_index]); |
| 520 |
| 521 DCHECK_NE(proc_id, base::GetCurrentProcId()); |
| 522 |
| 523 base::Process process = base::Process::Open(proc_id); |
| 524 process.Terminate(content::RESULT_CODE_KILLED, false); |
| 525 } |
| 526 |
| 527 void TaskManagerTableModel::UpdateRefreshTypes(int column_id, bool visibility) { |
| 528 bool new_visibility = visibility; |
| 529 RefreshType type = REFRESH_TYPE_NONE; |
| 530 switch (column_id) { |
| 531 case IDS_TASK_MANAGER_PROFILE_NAME_COLUMN: |
| 532 case IDS_TASK_MANAGER_TASK_COLUMN: |
| 533 case IDS_TASK_MANAGER_PROCESS_ID_COLUMN: |
| 534 return; // The data is these columns do not change. |
| 535 |
| 536 case IDS_TASK_MANAGER_NET_COLUMN: |
| 537 type = REFRESH_TYPE_NETWORK_USAGE; |
| 538 break; |
| 539 |
| 540 case IDS_TASK_MANAGER_CPU_COLUMN: |
| 541 type = REFRESH_TYPE_CPU; |
| 542 break; |
| 543 |
| 544 case IDS_TASK_MANAGER_PHYSICAL_MEM_COLUMN: |
| 545 case IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN: |
| 546 case IDS_TASK_MANAGER_SHARED_MEM_COLUMN: |
| 547 type = REFRESH_TYPE_MEMORY; |
| 548 if (table_view_delegate_->IsColumnVisible( |
| 549 IDS_TASK_MANAGER_PHYSICAL_MEM_COLUMN) || |
| 550 table_view_delegate_->IsColumnVisible( |
| 551 IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN) || |
| 552 table_view_delegate_->IsColumnVisible( |
| 553 IDS_TASK_MANAGER_SHARED_MEM_COLUMN)) { |
| 554 new_visibility = true; |
| 555 } |
| 556 break; |
| 557 |
| 558 case IDS_TASK_MANAGER_GDI_HANDLES_COLUMN: |
| 559 case IDS_TASK_MANAGER_USER_HANDLES_COLUMN: |
| 560 type = REFRESH_TYPE_HANDLES; |
| 561 if (table_view_delegate_->IsColumnVisible( |
| 562 IDS_TASK_MANAGER_GDI_HANDLES_COLUMN) || |
| 563 table_view_delegate_->IsColumnVisible( |
| 564 IDS_TASK_MANAGER_USER_HANDLES_COLUMN)) { |
| 565 new_visibility = true; |
| 566 } |
| 567 break; |
| 568 |
| 569 case IDS_TASK_MANAGER_IDLE_WAKEUPS_COLUMN: |
| 570 type = REFRESH_TYPE_IDLE_WAKEUPS; |
| 571 break; |
| 572 |
| 573 case IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN: |
| 574 case IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN: |
| 575 case IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN: |
| 576 type = REFRESH_TYPE_WEBCACHE_STATS; |
| 577 if (table_view_delegate_->IsColumnVisible( |
| 578 IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN) || |
| 579 table_view_delegate_->IsColumnVisible( |
| 580 IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN) || |
| 581 table_view_delegate_->IsColumnVisible( |
| 582 IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN)) { |
| 583 new_visibility = true; |
| 584 } |
| 585 break; |
| 586 |
| 587 case IDS_TASK_MANAGER_VIDEO_MEMORY_COLUMN: |
| 588 type = REFRESH_TYPE_GPU_MEMORY; |
| 589 break; |
| 590 |
| 591 case IDS_TASK_MANAGER_SQLITE_MEMORY_USED_COLUMN: |
| 592 type = REFRESH_TYPE_SQLITE_MEMORY; |
| 593 break; |
| 594 |
| 595 case IDS_TASK_MANAGER_JAVASCRIPT_MEMORY_ALLOCATED_COLUMN: |
| 596 type = REFRESH_TYPE_V8_MEMORY; |
| 597 break; |
| 598 |
| 599 case IDS_TASK_MANAGER_NACL_DEBUG_STUB_PORT_COLUMN: |
| 600 type = REFRESH_TYPE_NACL; |
| 601 break; |
| 602 |
| 603 default: |
| 604 NOTREACHED(); |
| 605 return; |
| 606 } |
| 607 |
| 608 if (new_visibility) |
| 609 AddRefreshType(type); |
| 610 else |
| 611 RemoveRefreshType(type); |
| 612 } |
| 613 |
| 614 bool TaskManagerTableModel::IsBrowserProcess(int row_index) const { |
| 615 return observed_task_manager()->GetProcessId(tasks_[row_index]) == |
| 616 base::GetCurrentProcId(); |
| 617 } |
| 618 |
| 619 void TaskManagerTableModel::RetrieveSavedColumnsSettingsAndUpdateTable() { |
| 620 if (!g_browser_process->local_state()) |
| 621 return; |
| 622 |
| 623 const base::DictionaryValue* dictionary = |
| 624 g_browser_process->local_state()->GetDictionary( |
| 625 prefs::kTaskManagerColumnVisibility); |
| 626 if (!dictionary) |
| 627 return; |
| 628 |
| 629 // Do a best effort of retrieving the correct settings from the local state. |
| 630 // Use the default settings of the value if it fails to be retrieved. |
| 631 std::string sorted_col_id; |
| 632 bool sort_is_ascending = true; |
| 633 dictionary->GetString(kSortColumnIdKey, &sorted_col_id); |
| 634 dictionary->GetBoolean(kSortIsAscendingKey, &sort_is_ascending); |
| 635 |
| 636 int current_visible_column_index = 0; |
| 637 for (size_t i = 0; i < kColumnsSize; ++i) { |
| 638 const int col_id = kColumns[i].id; |
| 639 const std::string col_id_key(GetColumnIdAsString(col_id)); |
| 640 |
| 641 if (col_id_key.empty()) |
| 642 continue; |
| 643 |
| 644 bool col_visibility = kColumns[i].default_visibility; |
| 645 dictionary->GetBoolean(col_id_key, &col_visibility); |
| 646 |
| 647 // If the above GetBoolean() fails, the |col_visibility| remains at the |
| 648 // default visibility. |
| 649 columns_settings_->SetBoolean(col_id_key, col_visibility); |
| 650 table_view_delegate_->SetColumnVisibility(col_id, col_visibility); |
| 651 UpdateRefreshTypes(col_id, col_visibility); |
| 652 |
| 653 if (col_visibility) { |
| 654 if (sorted_col_id == col_id_key) { |
| 655 if (sort_is_ascending == kColumns[i].initial_sort_is_ascending) { |
| 656 table_view_delegate_->ToggleSortOrder(current_visible_column_index); |
| 657 } else { |
| 658 // Unfortunately the API of ui::TableView doesn't provide a clean way |
| 659 // to sort by a particular column ID and a sort direction. If the |
| 660 // retrieved sort direction is different than the initial one, we have |
| 661 // to toggle the sort order twice! |
| 662 // Note that the function takes the visible_column_index rather than |
| 663 // a column ID. |
| 664 table_view_delegate_->ToggleSortOrder(current_visible_column_index); |
| 665 table_view_delegate_->ToggleSortOrder(current_visible_column_index); |
| 666 } |
| 667 } |
| 668 |
| 669 ++current_visible_column_index; |
| 670 } |
| 671 } |
| 672 } |
| 673 |
| 674 void TaskManagerTableModel::StoreColumnsSettings() { |
| 675 PrefService* local_state = g_browser_process->local_state(); |
| 676 if (!local_state) |
| 677 return; |
| 678 |
| 679 DictionaryPrefUpdate dict_update(local_state, |
| 680 prefs::kTaskManagerColumnVisibility); |
| 681 |
| 682 base::DictionaryValue::Iterator it(*columns_settings_); |
| 683 while (!it.IsAtEnd()) { |
| 684 dict_update->Set(it.key(), it.value().CreateDeepCopy()); |
| 685 it.Advance(); |
| 686 } |
| 687 |
| 688 // Store the current sort status to be restored again at startup. |
| 689 if (!table_view_delegate_->IsTableSorted()) { |
| 690 dict_update->SetString(kSortColumnIdKey, ""); |
| 691 } else { |
| 692 const auto& sort_descriptor = table_view_delegate_->GetSortDescriptor(); |
| 693 dict_update->SetString( |
| 694 kSortColumnIdKey, |
| 695 GetColumnIdAsString(sort_descriptor.sorted_column_id)); |
| 696 dict_update->SetBoolean(kSortIsAscendingKey, sort_descriptor.is_ascending); |
| 697 } |
| 698 } |
| 699 |
| 700 void TaskManagerTableModel::ToggleColumnVisibility(int column_id) { |
| 701 bool new_visibility = !table_view_delegate_->IsColumnVisible(column_id); |
| 702 table_view_delegate_->SetColumnVisibility(column_id, new_visibility); |
| 703 columns_settings_->SetBoolean(GetColumnIdAsString(column_id), new_visibility); |
| 704 UpdateRefreshTypes(column_id, new_visibility); |
| 705 } |
| 706 |
| 707 void TaskManagerTableModel::OnRefresh() { |
| 708 if (table_model_observer_) |
| 709 table_model_observer_->OnItemsChanged(0, RowCount()); |
| 710 } |
| 711 |
| 712 bool TaskManagerTableModel::IsTaskFirstInGroup(int row_index) const { |
| 713 if (row_index == 0) |
| 714 return true; |
| 715 |
| 716 return observed_task_manager()->GetProcessId(tasks_[row_index - 1]) != |
| 717 observed_task_manager()->GetProcessId(tasks_[row_index]); |
| 718 } |
| 719 |
| 720 |
| 721 } // namespace task_management |
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