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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 #include "chrome/browser/task_manager/task_manager.h" | |
| 6 | |
| 7 #include <stddef.h> | |
| 8 | |
| 9 #include "base/compiler_specific.h" | |
| 10 #include "base/macros.h" | |
| 11 #include "base/strings/utf_string_conversions.h" | |
| 12 #include "build/build_config.h" | |
| 13 #include "chrome/app/chrome_command_ids.h" | |
| 14 #include "chrome/browser/browser_process.h" | |
| 15 #include "chrome/browser/ui/browser.h" | |
| 16 #include "chrome/browser/ui/browser_list.h" | |
| 17 #include "chrome/browser/ui/browser_window.h" | |
| 18 #include "chrome/browser/ui/views/new_task_manager_view.h" | |
| 19 #include "chrome/common/chrome_switches.h" | |
| 20 #include "chrome/common/pref_names.h" | |
| 21 #include "chrome/grit/chromium_strings.h" | |
| 22 #include "chrome/grit/generated_resources.h" | |
| 23 #include "components/prefs/pref_service.h" | |
| 24 #include "components/prefs/scoped_user_pref_update.h" | |
| 25 #include "ui/base/accelerators/accelerator.h" | |
| 26 #include "ui/base/l10n/l10n_util.h" | |
| 27 #include "ui/base/models/simple_menu_model.h" | |
| 28 #include "ui/base/models/table_model.h" | |
| 29 #include "ui/base/models/table_model_observer.h" | |
| 30 #include "ui/events/event_constants.h" | |
| 31 #include "ui/events/keycodes/keyboard_codes.h" | |
| 32 #include "ui/gfx/canvas.h" | |
| 33 #include "ui/views/context_menu_controller.h" | |
| 34 #include "ui/views/controls/button/label_button.h" | |
| 35 #include "ui/views/controls/menu/menu_runner.h" | |
| 36 #include "ui/views/controls/table/table_grouper.h" | |
| 37 #include "ui/views/controls/table/table_view.h" | |
| 38 #include "ui/views/controls/table/table_view_observer.h" | |
| 39 #include "ui/views/layout/layout_constants.h" | |
| 40 #include "ui/views/widget/widget.h" | |
| 41 #include "ui/views/window/dialog_delegate.h" | |
| 42 | |
| 43 #if defined(USE_ASH) | |
| 44 #include "ash/shelf/shelf_util.h" | |
| 45 #include "ash/wm/window_util.h" | |
| 46 #include "grit/ash_resources.h" | |
| 47 #endif | |
| 48 | |
| 49 #if defined(OS_WIN) | |
| 50 #include "chrome/browser/shell_integration_win.h" | |
| 51 #include "ui/base/win/shell.h" | |
| 52 #include "ui/views/win/hwnd_util.h" | |
| 53 #endif | |
| 54 | |
| 55 namespace { | |
| 56 | |
| 57 //////////////////////////////////////////////////////////////////////////////// | |
| 58 // TaskManagerTableModel class | |
| 59 //////////////////////////////////////////////////////////////////////////////// | |
| 60 | |
| 61 class TaskManagerTableModel | |
| 62 : public ui::TableModel, | |
| 63 public views::TableGrouper, | |
| 64 public TaskManagerModelObserver { | |
| 65 public: | |
| 66 explicit TaskManagerTableModel(TaskManagerModel* model) | |
| 67 : model_(model), | |
| 68 observer_(NULL) { | |
| 69 model_->AddObserver(this); | |
| 70 } | |
| 71 | |
| 72 ~TaskManagerTableModel() override { model_->RemoveObserver(this); } | |
| 73 | |
| 74 // TableModel overrides: | |
| 75 int RowCount() override; | |
| 76 base::string16 GetText(int row, int column) override; | |
| 77 gfx::ImageSkia GetIcon(int row) override; | |
| 78 void SetObserver(ui::TableModelObserver* observer) override; | |
| 79 int CompareValues(int row1, int row2, int column_id) override; | |
| 80 | |
| 81 // TableGrouper overrides: | |
| 82 void GetGroupRange(int model_index, views::GroupRange* range) override; | |
| 83 | |
| 84 // TaskManagerModelObserver overrides: | |
| 85 void OnModelChanged() override; | |
| 86 void OnItemsChanged(int start, int length) override; | |
| 87 void OnItemsAdded(int start, int length) override; | |
| 88 void OnItemsRemoved(int start, int length) override; | |
| 89 | |
| 90 private: | |
| 91 TaskManagerModel* model_; | |
| 92 ui::TableModelObserver* observer_; | |
| 93 | |
| 94 DISALLOW_COPY_AND_ASSIGN(TaskManagerTableModel); | |
| 95 }; | |
| 96 | |
| 97 int TaskManagerTableModel::RowCount() { | |
| 98 return model_->ResourceCount(); | |
| 99 } | |
| 100 | |
| 101 base::string16 TaskManagerTableModel::GetText(int row, int col_id) { | |
| 102 return model_->GetResourceById(row, col_id); | |
| 103 } | |
| 104 | |
| 105 gfx::ImageSkia TaskManagerTableModel::GetIcon(int row) { | |
| 106 return model_->GetResourceIcon(row); | |
| 107 } | |
| 108 | |
| 109 void TaskManagerTableModel::SetObserver(ui::TableModelObserver* observer) { | |
| 110 observer_ = observer; | |
| 111 } | |
| 112 | |
| 113 int TaskManagerTableModel::CompareValues(int row1, int row2, int column_id) { | |
| 114 return model_->CompareValues(row1, row2, column_id); | |
| 115 } | |
| 116 | |
| 117 void TaskManagerTableModel::GetGroupRange(int model_index, | |
| 118 views::GroupRange* range) { | |
| 119 TaskManagerModel::GroupRange range_pair = | |
| 120 model_->GetGroupRangeForResource(model_index); | |
| 121 range->start = range_pair.first; | |
| 122 range->length = range_pair.second; | |
| 123 } | |
| 124 | |
| 125 void TaskManagerTableModel::OnModelChanged() { | |
| 126 if (observer_) | |
| 127 observer_->OnModelChanged(); | |
| 128 } | |
| 129 | |
| 130 void TaskManagerTableModel::OnItemsChanged(int start, int length) { | |
| 131 if (observer_) | |
| 132 observer_->OnItemsChanged(start, length); | |
| 133 } | |
| 134 | |
| 135 void TaskManagerTableModel::OnItemsAdded(int start, int length) { | |
| 136 if (observer_) | |
| 137 observer_->OnItemsAdded(start, length); | |
| 138 } | |
| 139 | |
| 140 void TaskManagerTableModel::OnItemsRemoved(int start, int length) { | |
| 141 if (observer_) | |
| 142 observer_->OnItemsRemoved(start, length); | |
| 143 } | |
| 144 | |
| 145 // The Task Manager UI container. | |
| 146 class TaskManagerView : public views::ButtonListener, | |
| 147 public views::DialogDelegateView, | |
| 148 public views::TableViewObserver, | |
| 149 public views::ContextMenuController, | |
| 150 public ui::SimpleMenuModel::Delegate { | |
| 151 public: | |
| 152 TaskManagerView(); | |
| 153 ~TaskManagerView() override; | |
| 154 | |
| 155 // Shows the Task Manager window, or re-activates an existing one. | |
| 156 static ui::TableModel* Show(Browser* browser); | |
| 157 | |
| 158 // Hides the Task Manager if it is showing. | |
| 159 static void Hide(); | |
| 160 | |
| 161 // views::View: | |
| 162 void Layout() override; | |
| 163 gfx::Size GetPreferredSize() const override; | |
| 164 bool AcceleratorPressed(const ui::Accelerator& accelerator) override; | |
| 165 void ViewHierarchyChanged( | |
| 166 const ViewHierarchyChangedDetails& details) override; | |
| 167 | |
| 168 // views::ButtonListener: | |
| 169 void ButtonPressed(views::Button* sender, const ui::Event& event) override; | |
| 170 | |
| 171 // views::DialogDelegateView: | |
| 172 bool CanResize() const override; | |
| 173 bool CanMaximize() const override; | |
| 174 bool CanMinimize() const override; | |
| 175 bool ExecuteWindowsCommand(int command_id) override; | |
| 176 base::string16 GetWindowTitle() const override; | |
| 177 std::string GetWindowName() const override; | |
| 178 int GetDialogButtons() const override; | |
| 179 void WindowClosing() override; | |
| 180 bool ShouldUseCustomFrame() const override; | |
| 181 | |
| 182 // views::TableViewObserver: | |
| 183 void OnSelectionChanged() override; | |
| 184 void OnDoubleClick() override; | |
| 185 void OnKeyDown(ui::KeyboardCode keycode) override; | |
| 186 | |
| 187 // views::ContextMenuController: | |
| 188 void ShowContextMenuForView(views::View* source, | |
| 189 const gfx::Point& point, | |
| 190 ui::MenuSourceType source_type) override; | |
| 191 | |
| 192 // ui::SimpleMenuModel::Delegate: | |
| 193 bool IsCommandIdChecked(int id) const override; | |
| 194 bool IsCommandIdEnabled(int id) const override; | |
| 195 bool GetAcceleratorForCommandId(int command_id, | |
| 196 ui::Accelerator* accelerator) override; | |
| 197 void ExecuteCommand(int id, int event_flags) override; | |
| 198 | |
| 199 private: | |
| 200 // Creates the child controls. | |
| 201 void Init(); | |
| 202 | |
| 203 // Initializes the state of the always-on-top setting as the window is shown. | |
| 204 void InitAlwaysOnTopState(); | |
| 205 | |
| 206 // Activates the tab associated with the focused row. | |
| 207 void ActivateFocusedTab(); | |
| 208 | |
| 209 // Restores saved always on top state from a previous session. | |
| 210 bool GetSavedAlwaysOnTopState(bool* always_on_top) const; | |
| 211 | |
| 212 views::LabelButton* kill_button_; | |
| 213 views::TableView* tab_table_; | |
| 214 views::View* tab_table_parent_; | |
| 215 | |
| 216 TaskManager* task_manager_; | |
| 217 | |
| 218 TaskManagerModel* model_; | |
| 219 | |
| 220 // all possible columns, not necessarily visible | |
| 221 std::vector<ui::TableColumn> columns_; | |
| 222 | |
| 223 std::unique_ptr<TaskManagerTableModel> table_model_; | |
| 224 | |
| 225 // True when the Task Manager window should be shown on top of other windows. | |
| 226 bool is_always_on_top_; | |
| 227 | |
| 228 // We need to own the text of the menu, the Windows API does not copy it. | |
| 229 base::string16 always_on_top_menu_text_; | |
| 230 | |
| 231 // An open Task manager window. There can only be one open at a time. This | |
| 232 // is reset to NULL when the window is closed. | |
| 233 static TaskManagerView* instance_; | |
| 234 | |
| 235 std::unique_ptr<views::MenuRunner> menu_runner_; | |
| 236 | |
| 237 DISALLOW_COPY_AND_ASSIGN(TaskManagerView); | |
| 238 }; | |
| 239 | |
| 240 // static | |
| 241 TaskManagerView* TaskManagerView::instance_ = NULL; | |
| 242 | |
| 243 TaskManagerView::TaskManagerView() | |
| 244 : kill_button_(NULL), | |
| 245 tab_table_(NULL), | |
| 246 tab_table_parent_(NULL), | |
| 247 task_manager_(TaskManager::GetInstance()), | |
| 248 model_(TaskManager::GetInstance()->model()), | |
| 249 is_always_on_top_(false) { | |
| 250 Init(); | |
| 251 } | |
| 252 | |
| 253 TaskManagerView::~TaskManagerView() { | |
| 254 // Delete child views now, while our table model still exists. | |
| 255 RemoveAllChildViews(true); | |
| 256 } | |
| 257 | |
| 258 void TaskManagerView::Init() { | |
| 259 table_model_.reset(new TaskManagerTableModel(model_)); | |
| 260 | |
| 261 // Page column has no header label. | |
| 262 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_TASK_COLUMN, | |
| 263 ui::TableColumn::LEFT, -1, 1)); | |
| 264 columns_.back().sortable = true; | |
| 265 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_PROFILE_NAME_COLUMN, | |
| 266 ui::TableColumn::LEFT, -1, 0)); | |
| 267 columns_.back().sortable = true; | |
| 268 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_PHYSICAL_MEM_COLUMN, | |
| 269 ui::TableColumn::RIGHT, -1, 0)); | |
| 270 columns_.back().sortable = true; | |
| 271 columns_.back().initial_sort_is_ascending = false; | |
| 272 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_SHARED_MEM_COLUMN, | |
| 273 ui::TableColumn::RIGHT, -1, 0)); | |
| 274 columns_.back().sortable = true; | |
| 275 columns_.back().initial_sort_is_ascending = false; | |
| 276 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN, | |
| 277 ui::TableColumn::RIGHT, -1, 0)); | |
| 278 columns_.back().sortable = true; | |
| 279 columns_.back().initial_sort_is_ascending = false; | |
| 280 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_CPU_COLUMN, | |
| 281 ui::TableColumn::RIGHT, -1, 0)); | |
| 282 columns_.back().sortable = true; | |
| 283 columns_.back().initial_sort_is_ascending = false; | |
| 284 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_NET_COLUMN, | |
| 285 ui::TableColumn::RIGHT, -1, 0)); | |
| 286 columns_.back().sortable = true; | |
| 287 columns_.back().initial_sort_is_ascending = false; | |
| 288 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_PROCESS_ID_COLUMN, | |
| 289 ui::TableColumn::RIGHT, -1, 0)); | |
| 290 columns_.back().sortable = true; | |
| 291 #if defined(OS_WIN) | |
| 292 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_GDI_HANDLES_COLUMN, | |
| 293 ui::TableColumn::RIGHT, -1, 0)); | |
| 294 columns_.back().sortable = true; | |
| 295 columns_.back().initial_sort_is_ascending = false; | |
| 296 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_USER_HANDLES_COLUMN, | |
| 297 ui::TableColumn::RIGHT, -1, 0)); | |
| 298 columns_.back().sortable = true; | |
| 299 columns_.back().initial_sort_is_ascending = false; | |
| 300 #endif | |
| 301 columns_.push_back(ui::TableColumn( | |
| 302 IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN, | |
| 303 ui::TableColumn::RIGHT, -1, 0)); | |
| 304 columns_.back().sortable = true; | |
| 305 columns_.back().initial_sort_is_ascending = false; | |
| 306 columns_.push_back(ui::TableColumn( | |
| 307 IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN, | |
| 308 ui::TableColumn::RIGHT, -1, 0)); | |
| 309 columns_.back().sortable = true; | |
| 310 columns_.back().initial_sort_is_ascending = false; | |
| 311 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN, | |
| 312 ui::TableColumn::RIGHT, -1, 0)); | |
| 313 columns_.back().sortable = true; | |
| 314 columns_.back().initial_sort_is_ascending = false; | |
| 315 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_VIDEO_MEMORY_COLUMN, | |
| 316 ui::TableColumn::RIGHT, -1, 0)); | |
| 317 columns_.back().sortable = true; | |
| 318 columns_.back().initial_sort_is_ascending = false; | |
| 319 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_SQLITE_MEMORY_USED_COLUMN, | |
| 320 ui::TableColumn::RIGHT, -1, 0)); | |
| 321 columns_.back().sortable = true; | |
| 322 columns_.back().initial_sort_is_ascending = false; | |
| 323 columns_.push_back(ui::TableColumn( | |
| 324 IDS_TASK_MANAGER_NACL_DEBUG_STUB_PORT_COLUMN, | |
| 325 ui::TableColumn::RIGHT, -1, 0)); | |
| 326 columns_.back().sortable = true; | |
| 327 columns_.push_back( | |
| 328 ui::TableColumn(IDS_TASK_MANAGER_JAVASCRIPT_MEMORY_ALLOCATED_COLUMN, | |
| 329 ui::TableColumn::RIGHT, -1, 0)); | |
| 330 columns_.back().sortable = true; | |
| 331 columns_.back().initial_sort_is_ascending = false; | |
| 332 // TODO(port) http://crbug.com/120488 for non-Linux. | |
| 333 #if defined(OS_LINUX) | |
| 334 columns_.push_back(ui::TableColumn(IDS_TASK_MANAGER_IDLE_WAKEUPS_COLUMN, | |
| 335 ui::TableColumn::RIGHT, -1, 0)); | |
| 336 columns_.back().sortable = true; | |
| 337 columns_.back().initial_sort_is_ascending = false; | |
| 338 #endif | |
| 339 | |
| 340 tab_table_ = new views::TableView( | |
| 341 table_model_.get(), columns_, views::ICON_AND_TEXT, false); | |
| 342 tab_table_->SetGrouper(table_model_.get()); | |
| 343 | |
| 344 // Hide some columns by default | |
| 345 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_PROFILE_NAME_COLUMN, false); | |
| 346 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_SHARED_MEM_COLUMN, false); | |
| 347 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_PRIVATE_MEM_COLUMN, false); | |
| 348 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_WEBCORE_IMAGE_CACHE_COLUMN, | |
| 349 false); | |
| 350 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_WEBCORE_SCRIPTS_CACHE_COLUMN, | |
| 351 false); | |
| 352 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_WEBCORE_CSS_CACHE_COLUMN, | |
| 353 false); | |
| 354 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_VIDEO_MEMORY_COLUMN, | |
| 355 false); | |
| 356 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_SQLITE_MEMORY_USED_COLUMN, | |
| 357 false); | |
| 358 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_NACL_DEBUG_STUB_PORT_COLUMN, | |
| 359 false); | |
| 360 tab_table_->SetColumnVisibility( | |
| 361 IDS_TASK_MANAGER_JAVASCRIPT_MEMORY_ALLOCATED_COLUMN, false); | |
| 362 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_GDI_HANDLES_COLUMN, false); | |
| 363 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_USER_HANDLES_COLUMN, false); | |
| 364 tab_table_->SetColumnVisibility(IDS_TASK_MANAGER_IDLE_WAKEUPS_COLUMN, false); | |
| 365 | |
| 366 tab_table_->SetObserver(this); | |
| 367 tab_table_->set_context_menu_controller(this); | |
| 368 set_context_menu_controller(this); | |
| 369 kill_button_ = new views::LabelButton(this, | |
| 370 l10n_util::GetStringUTF16(IDS_TASK_MANAGER_KILL)); | |
| 371 kill_button_->SetStyle(views::Button::STYLE_BUTTON); | |
| 372 | |
| 373 // Makes sure our state is consistent. | |
| 374 OnSelectionChanged(); | |
| 375 | |
| 376 ui::Accelerator ctrl_w(ui::VKEY_W, ui::EF_CONTROL_DOWN); | |
| 377 AddAccelerator(ctrl_w); | |
| 378 } | |
| 379 | |
| 380 void TaskManagerView::ViewHierarchyChanged( | |
| 381 const ViewHierarchyChangedDetails& details) { | |
| 382 views::DialogDelegateView::ViewHierarchyChanged(details); | |
| 383 // Since we want the Kill button to show up in the same visual row as the | |
| 384 // close button, which is provided by the framework, we must add it to the | |
| 385 // non-client view, which is the parent of this view. Similarly, when we're | |
| 386 // removed from the view hierarchy, we must take care to clean up that item. | |
| 387 if (details.child == this) { | |
| 388 if (details.is_add) { | |
| 389 details.parent->AddChildView(kill_button_); | |
| 390 tab_table_parent_ = tab_table_->CreateParentIfNecessary(); | |
| 391 AddChildView(tab_table_parent_); | |
| 392 } else { | |
| 393 details.parent->RemoveChildView(kill_button_); | |
| 394 } | |
| 395 } | |
| 396 } | |
| 397 | |
| 398 void TaskManagerView::Layout() { | |
| 399 gfx::Size size = kill_button_->GetPreferredSize(); | |
| 400 gfx::Rect parent_bounds = parent()->GetContentsBounds(); | |
| 401 const int horizontal_margin = views::kPanelHorizMargin; | |
| 402 const int vertical_margin = views::kButtonVEdgeMargin; | |
| 403 int x = width() - size.width() - horizontal_margin; | |
| 404 int y_buttons = parent_bounds.bottom() - size.height() - vertical_margin; | |
| 405 kill_button_->SetBounds(x, y_buttons, size.width(), size.height()); | |
| 406 | |
| 407 gfx::Rect rect = GetLocalBounds(); | |
| 408 rect.Inset(horizontal_margin, views::kPanelVertMargin); | |
| 409 rect.Inset(0, 0, 0, | |
| 410 kill_button_->height() + views::kUnrelatedControlVerticalSpacing); | |
| 411 tab_table_parent_->SetBoundsRect(rect); | |
| 412 } | |
| 413 | |
| 414 gfx::Size TaskManagerView::GetPreferredSize() const { | |
| 415 return gfx::Size(460, 270); | |
| 416 } | |
| 417 | |
| 418 bool TaskManagerView::AcceleratorPressed(const ui::Accelerator& accelerator) { | |
| 419 DCHECK_EQ(ui::VKEY_W, accelerator.key_code()); | |
| 420 DCHECK_EQ(ui::EF_CONTROL_DOWN, accelerator.modifiers()); | |
| 421 GetWidget()->Close(); | |
| 422 return true; | |
| 423 } | |
| 424 | |
| 425 // static | |
| 426 ui::TableModel* TaskManagerView::Show(Browser* browser) { | |
| 427 if (instance_) { | |
| 428 // If there's a Task manager window open already, just activate it. | |
| 429 instance_->GetWidget()->Activate(); | |
| 430 return instance_->table_model_.get(); | |
| 431 } | |
| 432 instance_ = new TaskManagerView(); | |
| 433 gfx::NativeWindow window = | |
| 434 browser ? browser->window()->GetNativeWindow() : NULL; | |
| 435 #if defined(USE_ASH) | |
| 436 if (!window) | |
| 437 window = ash::wm::GetActiveWindow(); | |
| 438 #endif | |
| 439 DialogDelegate::CreateDialogWidget(instance_, window, NULL); | |
| 440 instance_->InitAlwaysOnTopState(); | |
| 441 instance_->model_->StartUpdating(); | |
| 442 #if defined(OS_WIN) | |
| 443 // Set the app id for the task manager to the app id of its parent browser. If | |
| 444 // no parent is specified, the app id will default to that of the initial | |
| 445 // process. | |
| 446 if (browser) { | |
| 447 ui::win::SetAppIdForWindow( | |
| 448 shell_integration::win::GetChromiumModelIdForProfile( | |
| 449 browser->profile()->GetPath()), | |
| 450 views::HWNDForWidget(instance_->GetWidget())); | |
| 451 } | |
| 452 #endif | |
| 453 instance_->GetWidget()->Show(); | |
| 454 | |
| 455 // Set the initial focus to the list of tasks. | |
| 456 views::FocusManager* focus_manager = instance_->GetFocusManager(); | |
| 457 if (focus_manager) | |
| 458 focus_manager->SetFocusedView(instance_->tab_table_); | |
| 459 | |
| 460 #if defined(USE_ASH) | |
| 461 gfx::NativeWindow native_window = instance_->GetWidget()->GetNativeWindow(); | |
| 462 ash::SetShelfItemDetailsForDialogWindow( | |
| 463 native_window, IDR_ASH_SHELF_ICON_TASK_MANAGER, native_window->title()); | |
| 464 #endif | |
| 465 return instance_->table_model_.get(); | |
| 466 } | |
| 467 | |
| 468 // static | |
| 469 void TaskManagerView::Hide() { | |
| 470 if (instance_) | |
| 471 instance_->GetWidget()->Close(); | |
| 472 } | |
| 473 | |
| 474 // ButtonListener implementation. | |
| 475 void TaskManagerView::ButtonPressed( | |
| 476 views::Button* sender, | |
| 477 const ui::Event& event) { | |
| 478 typedef ui::ListSelectionModel::SelectedIndices SelectedIndices; | |
| 479 DCHECK_EQ(kill_button_, sender); | |
| 480 SelectedIndices selection(tab_table_->selection_model().selected_indices()); | |
| 481 for (SelectedIndices::const_reverse_iterator i = selection.rbegin(); | |
| 482 i != selection.rend(); ++i) { | |
| 483 task_manager_->KillProcess(*i); | |
| 484 } | |
| 485 } | |
| 486 | |
| 487 // DialogDelegate implementation. | |
| 488 bool TaskManagerView::CanResize() const { | |
| 489 return true; | |
| 490 } | |
| 491 | |
| 492 bool TaskManagerView::CanMaximize() const { | |
| 493 return true; | |
| 494 } | |
| 495 | |
| 496 bool TaskManagerView::CanMinimize() const { | |
| 497 return true; | |
| 498 } | |
| 499 | |
| 500 bool TaskManagerView::ExecuteWindowsCommand(int command_id) { | |
| 501 return false; | |
| 502 } | |
| 503 | |
| 504 base::string16 TaskManagerView::GetWindowTitle() const { | |
| 505 return l10n_util::GetStringUTF16(IDS_TASK_MANAGER_TITLE); | |
| 506 } | |
| 507 | |
| 508 std::string TaskManagerView::GetWindowName() const { | |
| 509 return prefs::kTaskManagerWindowPlacement; | |
| 510 } | |
| 511 | |
| 512 int TaskManagerView::GetDialogButtons() const { | |
| 513 return ui::DIALOG_BUTTON_NONE; | |
| 514 } | |
| 515 | |
| 516 void TaskManagerView::WindowClosing() { | |
| 517 // Now that the window is closed, we can allow a new one to be opened. | |
| 518 // (WindowClosing comes in asynchronously from the call to Close() and we | |
| 519 // may have already opened a new instance). | |
| 520 if (instance_ == this) | |
| 521 instance_ = NULL; | |
| 522 task_manager_->OnWindowClosed(); | |
| 523 } | |
| 524 | |
| 525 bool TaskManagerView::ShouldUseCustomFrame() const { | |
| 526 return false; | |
| 527 } | |
| 528 | |
| 529 // views::TableViewObserver implementation. | |
| 530 void TaskManagerView::OnSelectionChanged() { | |
| 531 const ui::ListSelectionModel::SelectedIndices& selection( | |
| 532 tab_table_->selection_model().selected_indices()); | |
| 533 bool selection_contains_browser_process = false; | |
| 534 for (size_t i = 0; i < selection.size(); ++i) { | |
| 535 if (task_manager_->IsBrowserProcess(selection[i])) { | |
| 536 selection_contains_browser_process = true; | |
| 537 break; | |
| 538 } | |
| 539 } | |
| 540 kill_button_->SetEnabled(!selection_contains_browser_process && | |
| 541 !selection.empty() && | |
| 542 TaskManager::IsEndProcessEnabled()); | |
| 543 } | |
| 544 | |
| 545 void TaskManagerView::OnDoubleClick() { | |
| 546 ActivateFocusedTab(); | |
| 547 } | |
| 548 | |
| 549 void TaskManagerView::OnKeyDown(ui::KeyboardCode keycode) { | |
| 550 if (keycode == ui::VKEY_RETURN) | |
| 551 ActivateFocusedTab(); | |
| 552 } | |
| 553 | |
| 554 void TaskManagerView::ShowContextMenuForView(views::View* source, | |
| 555 const gfx::Point& point, | |
| 556 ui::MenuSourceType source_type) { | |
| 557 ui::SimpleMenuModel menu_model(this); | |
| 558 for (std::vector<ui::TableColumn>::iterator i(columns_.begin()); | |
| 559 i != columns_.end(); ++i) { | |
| 560 menu_model.AddCheckItem(i->id, l10n_util::GetStringUTF16(i->id)); | |
| 561 } | |
| 562 menu_runner_.reset( | |
| 563 new views::MenuRunner(&menu_model, views::MenuRunner::CONTEXT_MENU)); | |
| 564 if (menu_runner_->RunMenuAt(GetWidget(), | |
| 565 NULL, | |
| 566 gfx::Rect(point, gfx::Size()), | |
| 567 views::MENU_ANCHOR_TOPLEFT, | |
| 568 source_type) == views::MenuRunner::MENU_DELETED) { | |
| 569 return; | |
| 570 } | |
| 571 } | |
| 572 | |
| 573 bool TaskManagerView::IsCommandIdChecked(int id) const { | |
| 574 return tab_table_->IsColumnVisible(id); | |
| 575 } | |
| 576 | |
| 577 bool TaskManagerView::IsCommandIdEnabled(int id) const { | |
| 578 return true; | |
| 579 } | |
| 580 | |
| 581 bool TaskManagerView::GetAcceleratorForCommandId( | |
| 582 int command_id, | |
| 583 ui::Accelerator* accelerator) { | |
| 584 return false; | |
| 585 } | |
| 586 | |
| 587 void TaskManagerView::ExecuteCommand(int id, int event_flags) { | |
| 588 tab_table_->SetColumnVisibility(id, !tab_table_->IsColumnVisible(id)); | |
| 589 } | |
| 590 | |
| 591 void TaskManagerView::InitAlwaysOnTopState() { | |
| 592 is_always_on_top_ = false; | |
| 593 if (GetSavedAlwaysOnTopState(&is_always_on_top_)) | |
| 594 GetWidget()->SetAlwaysOnTop(is_always_on_top_); | |
| 595 } | |
| 596 | |
| 597 void TaskManagerView::ActivateFocusedTab() { | |
| 598 const int active_row = tab_table_->selection_model().active(); | |
| 599 if (active_row != -1) | |
| 600 task_manager_->ActivateProcess(active_row); | |
| 601 } | |
| 602 | |
| 603 bool TaskManagerView::GetSavedAlwaysOnTopState(bool* always_on_top) const { | |
| 604 if (!g_browser_process->local_state()) | |
| 605 return false; | |
| 606 | |
| 607 const base::DictionaryValue* dictionary = | |
| 608 g_browser_process->local_state()->GetDictionary(GetWindowName()); | |
| 609 return dictionary && | |
| 610 dictionary->GetBoolean("always_on_top", always_on_top) && always_on_top; | |
| 611 } | |
| 612 | |
| 613 } // namespace | |
| 614 | |
| 615 namespace chrome { | |
| 616 | |
| 617 // Declared in browser_dialogs.h so others don't need to depend on our header. | |
| 618 ui::TableModel* ShowTaskManager(Browser* browser) { | |
| 619 if (switches::NewTaskManagerEnabled()) { | |
| 620 return task_management::NewTaskManagerView::Show(browser); | |
| 621 } | |
| 622 | |
| 623 return TaskManagerView::Show(browser); | |
| 624 } | |
| 625 | |
| 626 void HideTaskManager() { | |
| 627 if (switches::NewTaskManagerEnabled()) { | |
| 628 task_management::NewTaskManagerView::Hide(); | |
| 629 return; | |
| 630 } | |
| 631 | |
| 632 TaskManagerView::Hide(); | |
| 633 } | |
| 634 | |
| 635 } // namespace chrome | |
| OLD | NEW |
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Chromium Code Reviews
Issue 1912773002:
Remove the old task manager view (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master