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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 "ash/common/accelerators/accelerator_controller.h" | |
| 6 | |
| 7 #include <utility> | |
| 8 | |
| 9 #include "ash/common/accelerators/accelerator_commands.h" | |
| 10 #include "ash/common/accelerators/accelerator_controller_delegate.h" | |
| 11 #include "ash/common/accelerators/debug_commands.h" | |
| 12 #include "ash/common/accessibility_delegate.h" | |
| 13 #include "ash/common/accessibility_types.h" | |
| 14 #include "ash/common/focus_cycler.h" | |
| 15 #include "ash/common/ime_control_delegate.h" | |
| 16 #include "ash/common/media_controller.h" | |
| 17 #include "ash/common/multi_profile_uma.h" | |
| 18 #include "ash/common/new_window_controller.h" | |
| 19 #include "ash/common/palette_delegate.h" | |
| 20 #include "ash/common/session/session_state_delegate.h" | |
| 21 #include "ash/common/shelf/shelf_widget.h" | |
| 22 #include "ash/common/shelf/wm_shelf.h" | |
| 23 #include "ash/common/shell_delegate.h" | |
| 24 #include "ash/common/wm/mru_window_tracker.h" | |
| 25 #include "ash/common/wm/overview/window_selector_controller.h" | |
| 26 #include "ash/common/wm/window_cycle_controller.h" | |
| 27 #include "ash/common/wm/window_positioning_utils.h" | |
| 28 #include "ash/common/wm/window_state.h" | |
| 29 #include "ash/common/wm/wm_event.h" | |
| 30 #include "ash/common/wm_shell.h" | |
| 31 #include "ash/common/wm_window.h" | |
| 32 #include "ash/resources/vector_icons/vector_icons.h" | |
| 33 #include "ash/root_window_controller.h" | |
| 34 #include "ash/strings/grit/ash_strings.h" | |
| 35 #include "ash/system/brightness_control_delegate.h" | |
| 36 #include "ash/system/ime_menu/ime_menu_tray.h" | |
| 37 #include "ash/system/keyboard_brightness_control_delegate.h" | |
| 38 #include "ash/system/palette/palette_tray.h" | |
| 39 #include "ash/system/palette/palette_utils.h" | |
| 40 #include "ash/system/status_area_widget.h" | |
| 41 #include "ash/system/system_notifier.h" | |
| 42 #include "ash/system/tray/system_tray_delegate.h" | |
| 43 #include "ash/system/tray/system_tray_notifier.h" | |
| 44 #include "ash/system/web_notification/web_notification_tray.h" | |
| 45 #include "base/metrics/histogram_macros.h" | |
| 46 #include "base/metrics/user_metrics.h" | |
| 47 #include "chromeos/dbus/dbus_thread_manager.h" | |
| 48 #include "chromeos/dbus/power_manager_client.h" | |
| 49 #include "ui/base/accelerators/accelerator.h" | |
| 50 #include "ui/base/accelerators/accelerator_manager.h" | |
| 51 #include "ui/base/ime/chromeos/ime_keyboard.h" | |
| 52 #include "ui/base/ime/chromeos/input_method_manager.h" | |
| 53 #include "ui/base/l10n/l10n_util.h" | |
| 54 #include "ui/gfx/paint_vector_icon.h" | |
| 55 #include "ui/keyboard/keyboard_controller.h" | |
| 56 #include "ui/message_center/message_center.h" | |
| 57 | |
| 58 namespace ash { | |
| 59 namespace { | |
| 60 | |
| 61 using base::UserMetricsAction; | |
| 62 using message_center::Notification; | |
| 63 | |
| 64 // Identifier for the high contrast toggle accelerator notification. | |
| 65 const char kHighContrastToggleAccelNotificationId[] = | |
| 66 "chrome://settings/accessibility/highcontrast"; | |
| 67 | |
| 68 ui::Accelerator CreateAccelerator(ui::KeyboardCode keycode, | |
| 69 int modifiers, | |
| 70 bool trigger_on_press) { | |
| 71 ui::Accelerator accelerator(keycode, modifiers); | |
| 72 accelerator.set_type(trigger_on_press ? ui::ET_KEY_PRESSED | |
| 73 : ui::ET_KEY_RELEASED); | |
| 74 return accelerator; | |
| 75 } | |
| 76 | |
| 77 void RecordUmaHistogram(const char* histogram_name, | |
| 78 DeprecatedAcceleratorUsage sample) { | |
| 79 auto* histogram = base::LinearHistogram::FactoryGet( | |
| 80 histogram_name, 1, DEPRECATED_USAGE_COUNT, DEPRECATED_USAGE_COUNT + 1, | |
| 81 base::HistogramBase::kUmaTargetedHistogramFlag); | |
| 82 histogram->Add(sample); | |
| 83 } | |
| 84 | |
| 85 void HandleCycleBackwardMRU(const ui::Accelerator& accelerator) { | |
| 86 if (accelerator.key_code() == ui::VKEY_TAB) | |
| 87 base::RecordAction(base::UserMetricsAction("Accel_PrevWindow_Tab")); | |
| 88 | |
| 89 WmShell::Get()->window_cycle_controller()->HandleCycleWindow( | |
| 90 WindowCycleController::BACKWARD); | |
| 91 } | |
| 92 | |
| 93 void HandleCycleForwardMRU(const ui::Accelerator& accelerator) { | |
| 94 if (accelerator.key_code() == ui::VKEY_TAB) | |
| 95 base::RecordAction(base::UserMetricsAction("Accel_NextWindow_Tab")); | |
| 96 | |
| 97 WmShell::Get()->window_cycle_controller()->HandleCycleWindow( | |
| 98 WindowCycleController::FORWARD); | |
| 99 } | |
| 100 | |
| 101 void HandleRotatePaneFocus(FocusCycler::Direction direction) { | |
| 102 switch (direction) { | |
| 103 // TODO(stevet): Not sure if this is the same as IDC_FOCUS_NEXT_PANE. | |
| 104 case FocusCycler::FORWARD: { | |
| 105 base::RecordAction(UserMetricsAction("Accel_Focus_Next_Pane")); | |
| 106 break; | |
| 107 } | |
| 108 case FocusCycler::BACKWARD: { | |
| 109 base::RecordAction(UserMetricsAction("Accel_Focus_Previous_Pane")); | |
| 110 break; | |
| 111 } | |
| 112 } | |
| 113 WmShell::Get()->focus_cycler()->RotateFocus(direction); | |
| 114 } | |
| 115 | |
| 116 void HandleFocusShelf() { | |
| 117 base::RecordAction(UserMetricsAction("Accel_Focus_Shelf")); | |
| 118 // TODO(jamescook): Should this be GetRootWindowForNewWindows()? | |
| 119 WmShelf* shelf = WmShelf::ForWindow(WmShell::Get()->GetPrimaryRootWindow()); | |
| 120 WmShell::Get()->focus_cycler()->FocusWidget(shelf->shelf_widget()); | |
| 121 } | |
| 122 | |
| 123 void HandleLaunchAppN(int n) { | |
| 124 base::RecordAction(UserMetricsAction("Accel_Launch_App")); | |
| 125 WmShelf::LaunchShelfItem(n); | |
| 126 } | |
| 127 | |
| 128 void HandleLaunchLastApp() { | |
| 129 base::RecordAction(UserMetricsAction("Accel_Launch_Last_App")); | |
| 130 WmShelf::LaunchShelfItem(-1); | |
| 131 } | |
| 132 | |
| 133 void HandleMediaNextTrack() { | |
| 134 WmShell::Get()->media_controller()->HandleMediaNextTrack(); | |
| 135 } | |
| 136 | |
| 137 void HandleMediaPlayPause() { | |
| 138 WmShell::Get()->media_controller()->HandleMediaPlayPause(); | |
| 139 } | |
| 140 | |
| 141 void HandleMediaPrevTrack() { | |
| 142 WmShell::Get()->media_controller()->HandleMediaPrevTrack(); | |
| 143 } | |
| 144 | |
| 145 bool CanHandleNewIncognitoWindow() { | |
| 146 return WmShell::Get()->delegate()->IsIncognitoAllowed(); | |
| 147 } | |
| 148 | |
| 149 void HandleNewIncognitoWindow() { | |
| 150 base::RecordAction(UserMetricsAction("Accel_New_Incognito_Window")); | |
| 151 WmShell::Get()->new_window_controller()->NewWindow(true /* is_incognito */); | |
| 152 } | |
| 153 | |
| 154 void HandleNewTab(const ui::Accelerator& accelerator) { | |
| 155 if (accelerator.key_code() == ui::VKEY_T) | |
| 156 base::RecordAction(UserMetricsAction("Accel_NewTab_T")); | |
| 157 WmShell::Get()->new_window_controller()->NewTab(); | |
| 158 } | |
| 159 | |
| 160 void HandleNewWindow() { | |
| 161 base::RecordAction(UserMetricsAction("Accel_New_Window")); | |
| 162 WmShell::Get()->new_window_controller()->NewWindow(false /* is_incognito */); | |
| 163 } | |
| 164 | |
| 165 bool CanHandleNextIme(ImeControlDelegate* ime_control_delegate) { | |
| 166 return ime_control_delegate && ime_control_delegate->CanCycleIme(); | |
| 167 } | |
| 168 | |
| 169 bool CanHandleCycleMru(const ui::Accelerator& accelerator) { | |
| 170 // Don't do anything when Alt+Tab is hit while a virtual keyboard is showing. | |
| 171 // Touchscreen users have better window switching options. It would be | |
| 172 // preferable if we could tell whether this event actually came from a virtual | |
| 173 // keyboard, but there's no easy way to do so, thus we block Alt+Tab when the | |
| 174 // virtual keyboard is showing, even if it came from a real keyboard. See | |
| 175 // http://crbug.com/638269 | |
| 176 keyboard::KeyboardController* keyboard_controller = | |
| 177 keyboard::KeyboardController::GetInstance(); | |
| 178 return !(keyboard_controller && keyboard_controller->keyboard_visible()); | |
| 179 } | |
| 180 | |
| 181 void HandleNextIme(ImeControlDelegate* ime_control_delegate) { | |
| 182 base::RecordAction(UserMetricsAction("Accel_Next_Ime")); | |
| 183 ime_control_delegate->HandleNextIme(); | |
| 184 } | |
| 185 | |
| 186 void HandleOpenFeedbackPage() { | |
| 187 base::RecordAction(UserMetricsAction("Accel_Open_Feedback_Page")); | |
| 188 WmShell::Get()->new_window_controller()->OpenFeedbackPage(); | |
| 189 } | |
| 190 | |
| 191 bool CanHandlePreviousIme(ImeControlDelegate* ime_control_delegate) { | |
| 192 return ime_control_delegate && ime_control_delegate->CanCycleIme(); | |
| 193 } | |
| 194 | |
| 195 void HandlePreviousIme(ImeControlDelegate* ime_control_delegate, | |
| 196 const ui::Accelerator& accelerator) { | |
| 197 base::RecordAction(UserMetricsAction("Accel_Previous_Ime")); | |
| 198 if (accelerator.type() == ui::ET_KEY_PRESSED) | |
| 199 ime_control_delegate->HandlePreviousIme(); | |
| 200 // Else: consume the Ctrl+Space ET_KEY_RELEASED event but do not do anything. | |
| 201 } | |
| 202 | |
| 203 void HandleRestoreTab() { | |
| 204 base::RecordAction(UserMetricsAction("Accel_Restore_Tab")); | |
| 205 WmShell::Get()->new_window_controller()->RestoreTab(); | |
| 206 } | |
| 207 | |
| 208 void HandleShowKeyboardOverlay() { | |
| 209 base::RecordAction(UserMetricsAction("Accel_Show_Keyboard_Overlay")); | |
| 210 WmShell::Get()->new_window_controller()->ShowKeyboardOverlay(); | |
| 211 } | |
| 212 | |
| 213 bool CanHandleShowMessageCenterBubble() { | |
| 214 WmWindow* target_root = WmShell::Get()->GetRootWindowForNewWindows(); | |
| 215 StatusAreaWidget* status_area_widget = | |
| 216 WmShelf::ForWindow(target_root)->shelf_widget()->status_area_widget(); | |
| 217 return status_area_widget && | |
| 218 status_area_widget->web_notification_tray()->visible(); | |
| 219 } | |
| 220 | |
| 221 void HandleShowMessageCenterBubble() { | |
| 222 base::RecordAction(UserMetricsAction("Accel_Show_Message_Center_Bubble")); | |
| 223 WmWindow* target_root = WmShell::Get()->GetRootWindowForNewWindows(); | |
| 224 StatusAreaWidget* status_area_widget = | |
| 225 WmShelf::ForWindow(target_root)->shelf_widget()->status_area_widget(); | |
| 226 if (status_area_widget) { | |
| 227 WebNotificationTray* notification_tray = | |
| 228 status_area_widget->web_notification_tray(); | |
| 229 if (notification_tray->visible()) | |
| 230 notification_tray->ShowMessageCenterBubble(); | |
| 231 } | |
| 232 } | |
| 233 | |
| 234 void HandleShowTaskManager() { | |
| 235 base::RecordAction(UserMetricsAction("Accel_Show_Task_Manager")); | |
| 236 WmShell::Get()->new_window_controller()->ShowTaskManager(); | |
| 237 } | |
| 238 | |
| 239 bool CanHandleSwitchIme(ImeControlDelegate* ime_control_delegate, | |
| 240 const ui::Accelerator& accelerator) { | |
| 241 return ime_control_delegate && | |
| 242 ime_control_delegate->CanSwitchIme(accelerator); | |
| 243 } | |
| 244 | |
| 245 void HandleSwitchIme(ImeControlDelegate* ime_control_delegate, | |
| 246 const ui::Accelerator& accelerator) { | |
| 247 base::RecordAction(UserMetricsAction("Accel_Switch_Ime")); | |
| 248 ime_control_delegate->HandleSwitchIme(accelerator); | |
| 249 } | |
| 250 | |
| 251 bool CanHandleToggleAppList(const ui::Accelerator& accelerator, | |
| 252 const ui::Accelerator& previous_accelerator) { | |
| 253 if (accelerator.key_code() == ui::VKEY_LWIN) { | |
| 254 // If something else was pressed between the Search key (LWIN) | |
| 255 // being pressed and released, then ignore the release of the | |
| 256 // Search key. | |
| 257 if (previous_accelerator.type() != ui::ET_KEY_PRESSED || | |
| 258 previous_accelerator.key_code() != ui::VKEY_LWIN) { | |
| 259 return false; | |
| 260 } | |
| 261 | |
| 262 // When spoken feedback is enabled, we should neither toggle the list nor | |
| 263 // consume the key since Search+Shift is one of the shortcuts the a11y | |
| 264 // feature uses. crbug.com/132296 | |
| 265 if (WmShell::Get()->accessibility_delegate()->IsSpokenFeedbackEnabled()) | |
| 266 return false; | |
| 267 } | |
| 268 return true; | |
| 269 } | |
| 270 | |
| 271 void HandleToggleAppList(const ui::Accelerator& accelerator) { | |
| 272 if (accelerator.key_code() == ui::VKEY_LWIN) | |
| 273 base::RecordAction(UserMetricsAction("Accel_Search_LWin")); | |
| 274 WmShell::Get()->ToggleAppList(); | |
| 275 } | |
| 276 | |
| 277 void HandleToggleFullscreen(const ui::Accelerator& accelerator) { | |
| 278 if (accelerator.key_code() == ui::VKEY_MEDIA_LAUNCH_APP2) | |
| 279 base::RecordAction(UserMetricsAction("Accel_Fullscreen_F4")); | |
| 280 accelerators::ToggleFullscreen(); | |
| 281 } | |
| 282 | |
| 283 void HandleToggleOverview() { | |
| 284 base::RecordAction(base::UserMetricsAction("Accel_Overview_F5")); | |
| 285 WmShell::Get()->window_selector_controller()->ToggleOverview(); | |
| 286 } | |
| 287 | |
| 288 bool CanHandleWindowSnapOrDock() { | |
| 289 WmWindow* active_window = WmShell::Get()->GetActiveWindow(); | |
| 290 if (!active_window) | |
| 291 return false; | |
| 292 wm::WindowState* window_state = active_window->GetWindowState(); | |
| 293 // Disable window snapping shortcut key for full screen window due to | |
| 294 // http://crbug.com/135487. | |
| 295 return (window_state && window_state->IsUserPositionable() && | |
| 296 !window_state->IsFullscreen()); | |
| 297 } | |
| 298 | |
| 299 void HandleWindowSnapOrDock(AcceleratorAction action) { | |
| 300 if (action == WINDOW_CYCLE_SNAP_DOCK_LEFT) | |
| 301 base::RecordAction(UserMetricsAction("Accel_Window_Snap_Left")); | |
| 302 else | |
| 303 base::RecordAction(UserMetricsAction("Accel_Window_Snap_Right")); | |
| 304 | |
| 305 const wm::WMEvent event(action == WINDOW_CYCLE_SNAP_DOCK_LEFT | |
| 306 ? wm::WM_EVENT_CYCLE_SNAP_DOCK_LEFT | |
| 307 : wm::WM_EVENT_CYCLE_SNAP_DOCK_RIGHT); | |
| 308 WmWindow* active_window = WmShell::Get()->GetActiveWindow(); | |
| 309 DCHECK(active_window); | |
| 310 active_window->GetWindowState()->OnWMEvent(&event); | |
| 311 } | |
| 312 | |
| 313 void HandleWindowMinimize() { | |
| 314 base::RecordAction(base::UserMetricsAction("Accel_Toggle_Minimized_Minus")); | |
| 315 accelerators::ToggleMinimized(); | |
| 316 } | |
| 317 | |
| 318 bool CanHandlePositionCenter() { | |
| 319 // Docked windows do not support centering. | |
| 320 WmWindow* active_window = WmShell::Get()->GetActiveWindow(); | |
| 321 return (active_window && !active_window->GetWindowState()->IsDocked()); | |
| 322 } | |
| 323 | |
| 324 void HandlePositionCenter() { | |
| 325 base::RecordAction(UserMetricsAction("Accel_Window_Position_Center")); | |
| 326 wm::CenterWindow(WmShell::Get()->GetActiveWindow()); | |
| 327 } | |
| 328 | |
| 329 void HandleShowImeMenuBubble() { | |
| 330 base::RecordAction(UserMetricsAction("Accel_Show_Ime_Menu_Bubble")); | |
| 331 | |
| 332 StatusAreaWidget* status_area_widget = | |
| 333 WmShelf::ForWindow(WmShell::Get()->GetPrimaryRootWindow()) | |
| 334 ->GetStatusAreaWidget(); | |
| 335 if (status_area_widget) { | |
| 336 ImeMenuTray* ime_menu_tray = status_area_widget->ime_menu_tray(); | |
| 337 if (ime_menu_tray && ime_menu_tray->visible() && | |
| 338 !ime_menu_tray->IsImeMenuBubbleShown()) { | |
| 339 ime_menu_tray->ShowImeMenuBubble(); | |
| 340 } | |
| 341 } | |
| 342 } | |
| 343 | |
| 344 void HandleCrosh() { | |
| 345 base::RecordAction(UserMetricsAction("Accel_Open_Crosh")); | |
| 346 | |
| 347 WmShell::Get()->new_window_controller()->OpenCrosh(); | |
| 348 } | |
| 349 | |
| 350 bool CanHandleDisableCapsLock(const ui::Accelerator& previous_accelerator) { | |
| 351 ui::KeyboardCode previous_key_code = previous_accelerator.key_code(); | |
| 352 if (previous_accelerator.type() == ui::ET_KEY_RELEASED || | |
| 353 (previous_key_code != ui::VKEY_LSHIFT && | |
| 354 previous_key_code != ui::VKEY_SHIFT && | |
| 355 previous_key_code != ui::VKEY_RSHIFT)) { | |
| 356 // If something else was pressed between the Shift key being pressed | |
| 357 // and released, then ignore the release of the Shift key. | |
| 358 return false; | |
| 359 } | |
| 360 chromeos::input_method::InputMethodManager* ime = | |
| 361 chromeos::input_method::InputMethodManager::Get(); | |
| 362 chromeos::input_method::ImeKeyboard* keyboard = | |
| 363 ime ? ime->GetImeKeyboard() : NULL; | |
| 364 return (keyboard && keyboard->CapsLockIsEnabled()); | |
| 365 } | |
| 366 | |
| 367 void HandleDisableCapsLock() { | |
| 368 base::RecordAction(UserMetricsAction("Accel_Disable_Caps_Lock")); | |
| 369 chromeos::input_method::InputMethodManager* ime = | |
| 370 chromeos::input_method::InputMethodManager::Get(); | |
| 371 ime->GetImeKeyboard()->SetCapsLockEnabled(false); | |
| 372 } | |
| 373 | |
| 374 void HandleFileManager() { | |
| 375 base::RecordAction(UserMetricsAction("Accel_Open_File_Manager")); | |
| 376 | |
| 377 WmShell::Get()->new_window_controller()->OpenFileManager(); | |
| 378 } | |
| 379 | |
| 380 void HandleGetHelp() { | |
| 381 WmShell::Get()->new_window_controller()->OpenGetHelp(); | |
| 382 } | |
| 383 | |
| 384 bool CanHandleLock() { | |
| 385 return WmShell::Get()->GetSessionStateDelegate()->CanLockScreen(); | |
| 386 } | |
| 387 | |
| 388 void HandleLock() { | |
| 389 base::RecordAction(UserMetricsAction("Accel_LockScreen_L")); | |
| 390 WmShell::Get()->GetSessionStateDelegate()->LockScreen(); | |
| 391 } | |
| 392 | |
| 393 void HandleShowStylusTools() { | |
| 394 base::RecordAction(UserMetricsAction("Accel_Show_Stylus_Tools")); | |
| 395 | |
| 396 RootWindowController* root_window_controller = | |
| 397 WmShell::Get()->GetRootWindowForNewWindows()->GetRootWindowController(); | |
| 398 PaletteTray* palette_tray = | |
| 399 root_window_controller->GetShelf()->GetStatusAreaWidget()->palette_tray(); | |
| 400 palette_tray->ShowPalette(); | |
| 401 } | |
| 402 | |
| 403 bool CanHandleShowStylusTools() { | |
| 404 return WmShell::Get()->palette_delegate() && | |
| 405 WmShell::Get()->palette_delegate()->ShouldShowPalette(); | |
| 406 } | |
| 407 | |
| 408 void HandleSuspend() { | |
| 409 base::RecordAction(UserMetricsAction("Accel_Suspend")); | |
| 410 chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->RequestSuspend(); | |
| 411 } | |
| 412 | |
| 413 bool CanHandleCycleUser() { | |
| 414 return WmShell::Get()->delegate()->IsMultiProfilesEnabled() && | |
| 415 WmShell::Get()->GetSessionStateDelegate()->NumberOfLoggedInUsers() > 1; | |
| 416 } | |
| 417 | |
| 418 void HandleCycleUser(CycleUserDirection direction) { | |
| 419 MultiProfileUMA::RecordSwitchActiveUser( | |
| 420 MultiProfileUMA::SWITCH_ACTIVE_USER_BY_ACCELERATOR); | |
| 421 switch (direction) { | |
| 422 case CycleUserDirection::NEXT: | |
| 423 base::RecordAction(UserMetricsAction("Accel_Switch_To_Next_User")); | |
| 424 break; | |
| 425 case CycleUserDirection::PREVIOUS: | |
| 426 base::RecordAction(UserMetricsAction("Accel_Switch_To_Previous_User")); | |
| 427 break; | |
| 428 } | |
| 429 WmShell::Get()->GetSessionStateDelegate()->CycleActiveUser(direction); | |
| 430 } | |
| 431 | |
| 432 bool CanHandleToggleCapsLock(const ui::Accelerator& accelerator, | |
| 433 const ui::Accelerator& previous_accelerator) { | |
| 434 chromeos::input_method::InputMethodManager* ime = | |
| 435 chromeos::input_method::InputMethodManager::Get(); | |
| 436 | |
| 437 // This shortcust is set to be trigger on release. Either the current | |
| 438 // accelerator is a Search release or Alt release. | |
| 439 if (accelerator.key_code() == ui::VKEY_LWIN && | |
| 440 accelerator.type() == ui::ET_KEY_RELEASED) { | |
| 441 // The previous must be either an Alt press or Search press: | |
| 442 // 1. Press Alt, Press Search, Release Search, Release Alt. | |
| 443 // 2. Press Search, Press Alt, Release Search, Release Alt. | |
| 444 if (previous_accelerator.type() == ui::ET_KEY_PRESSED && | |
| 445 (previous_accelerator.key_code() == ui::VKEY_LWIN || | |
| 446 previous_accelerator.key_code() == ui::VKEY_MENU)) { | |
| 447 return ime && ime->GetImeKeyboard(); | |
| 448 } | |
| 449 } | |
| 450 | |
| 451 // Alt release. | |
| 452 if (accelerator.key_code() == ui::VKEY_MENU && | |
| 453 accelerator.type() == ui::ET_KEY_RELEASED) { | |
| 454 // The previous must be either an Alt press or Search press: | |
| 455 // 3. Press Alt, Press Search, Release Alt, Release Search. | |
| 456 // 4. Press Search, Press Alt, Release Alt, Release Search. | |
| 457 if (previous_accelerator.type() == ui::ET_KEY_PRESSED && | |
| 458 (previous_accelerator.key_code() == ui::VKEY_LWIN || | |
| 459 previous_accelerator.key_code() == ui::VKEY_MENU)) { | |
| 460 return ime && ime->GetImeKeyboard(); | |
| 461 } | |
| 462 } | |
| 463 | |
| 464 return false; | |
| 465 } | |
| 466 | |
| 467 void HandleToggleCapsLock() { | |
| 468 base::RecordAction(UserMetricsAction("Accel_Toggle_Caps_Lock")); | |
| 469 chromeos::input_method::InputMethodManager* ime = | |
| 470 chromeos::input_method::InputMethodManager::Get(); | |
| 471 chromeos::input_method::ImeKeyboard* keyboard = ime->GetImeKeyboard(); | |
| 472 keyboard->SetCapsLockEnabled(!keyboard->CapsLockIsEnabled()); | |
| 473 } | |
| 474 | |
| 475 void HandleToggleHighContrast() { | |
| 476 base::RecordAction(UserMetricsAction("Accel_Toggle_High_Contrast")); | |
| 477 | |
| 478 // Show a notification so the user knows that this accelerator toggled | |
| 479 // high contrast mode, and that they can press it again to toggle back. | |
| 480 // The message center automatically only shows this once per session. | |
| 481 std::unique_ptr<Notification> notification(new Notification( | |
| 482 message_center::NOTIFICATION_TYPE_SIMPLE, | |
| 483 kHighContrastToggleAccelNotificationId, base::string16() /* title */, | |
| 484 l10n_util::GetStringUTF16(IDS_HIGH_CONTRAST_ACCEL_MSG), | |
| 485 gfx::Image(CreateVectorIcon(kSystemMenuAccessibilityIcon, SK_ColorBLACK)), | |
| 486 base::string16() /* display source */, GURL(), | |
| 487 message_center::NotifierId(message_center::NotifierId::SYSTEM_COMPONENT, | |
| 488 system_notifier::kNotifierAccessibility), | |
| 489 message_center::RichNotificationData(), nullptr)); | |
| 490 message_center::MessageCenter::Get()->AddNotification( | |
| 491 std::move(notification)); | |
| 492 | |
| 493 WmShell::Get()->accessibility_delegate()->ToggleHighContrast(); | |
| 494 } | |
| 495 | |
| 496 void HandleToggleSpokenFeedback() { | |
| 497 base::RecordAction(UserMetricsAction("Accel_Toggle_Spoken_Feedback")); | |
| 498 | |
| 499 WmShell::Get()->accessibility_delegate()->ToggleSpokenFeedback( | |
| 500 A11Y_NOTIFICATION_SHOW); | |
| 501 } | |
| 502 | |
| 503 void HandleVolumeDown(mojom::VolumeController* volume_controller, | |
| 504 const ui::Accelerator& accelerator) { | |
| 505 if (accelerator.key_code() == ui::VKEY_VOLUME_DOWN) | |
| 506 base::RecordAction(UserMetricsAction("Accel_VolumeDown_F9")); | |
| 507 | |
| 508 if (volume_controller) | |
| 509 volume_controller->VolumeDown(); | |
| 510 } | |
| 511 | |
| 512 void HandleVolumeMute(mojom::VolumeController* volume_controller, | |
| 513 const ui::Accelerator& accelerator) { | |
| 514 if (accelerator.key_code() == ui::VKEY_VOLUME_MUTE) | |
| 515 base::RecordAction(UserMetricsAction("Accel_VolumeMute_F8")); | |
| 516 | |
| 517 if (volume_controller) | |
| 518 volume_controller->VolumeMute(); | |
| 519 } | |
| 520 | |
| 521 void HandleVolumeUp(mojom::VolumeController* volume_controller, | |
| 522 const ui::Accelerator& accelerator) { | |
| 523 if (accelerator.key_code() == ui::VKEY_VOLUME_UP) | |
| 524 base::RecordAction(UserMetricsAction("Accel_VolumeUp_F10")); | |
| 525 | |
| 526 if (volume_controller) | |
| 527 volume_controller->VolumeUp(); | |
| 528 } | |
| 529 | |
| 530 } // namespace | |
| 531 | |
| 532 //////////////////////////////////////////////////////////////////////////////// | |
| 533 // AcceleratorController, public: | |
| 534 | |
| 535 AcceleratorController::AcceleratorController( | |
| 536 AcceleratorControllerDelegate* delegate, | |
| 537 ui::AcceleratorManagerDelegate* manager_delegate) | |
| 538 : delegate_(delegate), | |
| 539 accelerator_manager_(new ui::AcceleratorManager(manager_delegate)), | |
| 540 accelerator_history_(new ui::AcceleratorHistory) { | |
| 541 Init(); | |
| 542 } | |
| 543 | |
| 544 AcceleratorController::~AcceleratorController() {} | |
| 545 | |
| 546 void AcceleratorController::Register( | |
| 547 const std::vector<ui::Accelerator>& accelerators, | |
| 548 ui::AcceleratorTarget* target) { | |
| 549 accelerator_manager_->Register( | |
| 550 accelerators, ui::AcceleratorManager::kNormalPriority, target); | |
| 551 } | |
| 552 | |
| 553 void AcceleratorController::Unregister(const ui::Accelerator& accelerator, | |
| 554 ui::AcceleratorTarget* target) { | |
| 555 accelerator_manager_->Unregister(accelerator, target); | |
| 556 } | |
| 557 | |
| 558 void AcceleratorController::UnregisterAll(ui::AcceleratorTarget* target) { | |
| 559 accelerator_manager_->UnregisterAll(target); | |
| 560 } | |
| 561 | |
| 562 bool AcceleratorController::Process(const ui::Accelerator& accelerator) { | |
| 563 return accelerator_manager_->Process(accelerator); | |
| 564 } | |
| 565 | |
| 566 bool AcceleratorController::IsRegistered( | |
| 567 const ui::Accelerator& accelerator) const { | |
| 568 return accelerator_manager_->IsRegistered(accelerator); | |
| 569 } | |
| 570 | |
| 571 bool AcceleratorController::IsPreferred( | |
| 572 const ui::Accelerator& accelerator) const { | |
| 573 std::map<ui::Accelerator, AcceleratorAction>::const_iterator iter = | |
| 574 accelerators_.find(accelerator); | |
| 575 if (iter == accelerators_.end()) | |
| 576 return false; // not an accelerator. | |
| 577 | |
| 578 return preferred_actions_.find(iter->second) != preferred_actions_.end(); | |
| 579 } | |
| 580 | |
| 581 bool AcceleratorController::IsReserved( | |
| 582 const ui::Accelerator& accelerator) const { | |
| 583 std::map<ui::Accelerator, AcceleratorAction>::const_iterator iter = | |
| 584 accelerators_.find(accelerator); | |
| 585 if (iter == accelerators_.end()) | |
| 586 return false; // not an accelerator. | |
| 587 | |
| 588 return reserved_actions_.find(iter->second) != reserved_actions_.end(); | |
| 589 } | |
| 590 | |
| 591 bool AcceleratorController::IsDeprecated( | |
| 592 const ui::Accelerator& accelerator) const { | |
| 593 return deprecated_accelerators_.count(accelerator) != 0; | |
| 594 } | |
| 595 | |
| 596 bool AcceleratorController::PerformActionIfEnabled(AcceleratorAction action) { | |
| 597 if (CanPerformAction(action, ui::Accelerator())) { | |
| 598 PerformAction(action, ui::Accelerator()); | |
| 599 return true; | |
| 600 } | |
| 601 return false; | |
| 602 } | |
| 603 | |
| 604 AcceleratorController::AcceleratorProcessingRestriction | |
| 605 AcceleratorController::GetCurrentAcceleratorRestriction() { | |
| 606 return GetAcceleratorProcessingRestriction(-1); | |
| 607 } | |
| 608 | |
| 609 void AcceleratorController::SetImeControlDelegate( | |
| 610 std::unique_ptr<ImeControlDelegate> ime_control_delegate) { | |
| 611 ime_control_delegate_ = std::move(ime_control_delegate); | |
| 612 } | |
| 613 | |
| 614 bool AcceleratorController::ShouldCloseMenuAndRepostAccelerator( | |
| 615 const ui::Accelerator& accelerator) const { | |
| 616 auto itr = accelerators_.find(accelerator); | |
| 617 if (itr == accelerators_.end()) | |
| 618 return false; // Menu shouldn't be closed for an invalid accelerator. | |
| 619 | |
| 620 AcceleratorAction action = itr->second; | |
| 621 return actions_keeping_menu_open_.count(action) == 0; | |
| 622 } | |
| 623 | |
| 624 //////////////////////////////////////////////////////////////////////////////// | |
| 625 // AcceleratorController, ui::AcceleratorTarget implementation: | |
| 626 | |
| 627 bool AcceleratorController::AcceleratorPressed( | |
| 628 const ui::Accelerator& accelerator) { | |
| 629 std::map<ui::Accelerator, AcceleratorAction>::const_iterator it = | |
| 630 accelerators_.find(accelerator); | |
| 631 DCHECK(it != accelerators_.end()); | |
| 632 AcceleratorAction action = it->second; | |
| 633 if (!CanPerformAction(action, accelerator)) | |
| 634 return false; | |
| 635 | |
| 636 // Handling the deprecated accelerators (if any) only if action can be | |
| 637 // performed. | |
| 638 if (MaybeDeprecatedAcceleratorPressed(action, accelerator) == | |
| 639 AcceleratorProcessingStatus::STOP) { | |
| 640 return false; | |
| 641 } | |
| 642 | |
| 643 PerformAction(action, accelerator); | |
| 644 return ShouldActionConsumeKeyEvent(action); | |
| 645 } | |
| 646 | |
| 647 bool AcceleratorController::CanHandleAccelerators() const { | |
| 648 return true; | |
| 649 } | |
| 650 | |
| 651 void AcceleratorController::BindRequest( | |
| 652 mojom::AcceleratorControllerRequest request) { | |
| 653 bindings_.AddBinding(this, std::move(request)); | |
| 654 } | |
| 655 | |
| 656 void AcceleratorController::SetVolumeController( | |
| 657 mojom::VolumeControllerPtr controller) { | |
| 658 volume_controller_ = std::move(controller); | |
| 659 } | |
| 660 | |
| 661 /////////////////////////////////////////////////////////////////////////////// | |
| 662 // AcceleratorController, private: | |
| 663 | |
| 664 void AcceleratorController::Init() { | |
| 665 for (size_t i = 0; i < kActionsAllowedAtLoginOrLockScreenLength; ++i) { | |
| 666 actions_allowed_at_login_screen_.insert( | |
| 667 kActionsAllowedAtLoginOrLockScreen[i]); | |
| 668 actions_allowed_at_lock_screen_.insert( | |
| 669 kActionsAllowedAtLoginOrLockScreen[i]); | |
| 670 } | |
| 671 for (size_t i = 0; i < kActionsAllowedAtLockScreenLength; ++i) | |
| 672 actions_allowed_at_lock_screen_.insert(kActionsAllowedAtLockScreen[i]); | |
| 673 for (size_t i = 0; i < kActionsAllowedAtModalWindowLength; ++i) | |
| 674 actions_allowed_at_modal_window_.insert(kActionsAllowedAtModalWindow[i]); | |
| 675 for (size_t i = 0; i < kPreferredActionsLength; ++i) | |
| 676 preferred_actions_.insert(kPreferredActions[i]); | |
| 677 for (size_t i = 0; i < kReservedActionsLength; ++i) | |
| 678 reserved_actions_.insert(kReservedActions[i]); | |
| 679 for (size_t i = 0; i < kRepeatableActionsLength; ++i) | |
| 680 repeatable_actions_.insert(kRepeatableActions[i]); | |
| 681 for (size_t i = 0; i < kActionsAllowedInAppModeOrPinnedModeLength; ++i) { | |
| 682 actions_allowed_in_app_mode_.insert( | |
| 683 kActionsAllowedInAppModeOrPinnedMode[i]); | |
| 684 actions_allowed_in_pinned_mode_.insert( | |
| 685 kActionsAllowedInAppModeOrPinnedMode[i]); | |
| 686 } | |
| 687 for (size_t i = 0; i < kActionsAllowedInPinnedModeLength; ++i) | |
| 688 actions_allowed_in_pinned_mode_.insert(kActionsAllowedInPinnedMode[i]); | |
| 689 for (size_t i = 0; i < kActionsNeedingWindowLength; ++i) | |
| 690 actions_needing_window_.insert(kActionsNeedingWindow[i]); | |
| 691 for (size_t i = 0; i < kActionsKeepingMenuOpenLength; ++i) | |
| 692 actions_keeping_menu_open_.insert(kActionsKeepingMenuOpen[i]); | |
| 693 | |
| 694 RegisterAccelerators(kAcceleratorData, kAcceleratorDataLength); | |
| 695 | |
| 696 RegisterDeprecatedAccelerators(); | |
| 697 | |
| 698 if (debug::DebugAcceleratorsEnabled()) { | |
| 699 RegisterAccelerators(kDebugAcceleratorData, kDebugAcceleratorDataLength); | |
| 700 // All debug accelerators are reserved. | |
| 701 for (size_t i = 0; i < kDebugAcceleratorDataLength; ++i) | |
| 702 reserved_actions_.insert(kDebugAcceleratorData[i].action); | |
| 703 } | |
| 704 | |
| 705 if (debug::DeveloperAcceleratorsEnabled()) { | |
| 706 RegisterAccelerators(kDeveloperAcceleratorData, | |
| 707 kDeveloperAcceleratorDataLength); | |
| 708 // Developer accelerators are also reserved. | |
| 709 for (size_t i = 0; i < kDeveloperAcceleratorDataLength; ++i) | |
| 710 reserved_actions_.insert(kDeveloperAcceleratorData[i].action); | |
| 711 } | |
| 712 } | |
| 713 | |
| 714 void AcceleratorController::RegisterAccelerators( | |
| 715 const AcceleratorData accelerators[], | |
| 716 size_t accelerators_length) { | |
| 717 std::vector<ui::Accelerator> ui_accelerators; | |
| 718 for (size_t i = 0; i < accelerators_length; ++i) { | |
| 719 ui::Accelerator accelerator = | |
| 720 CreateAccelerator(accelerators[i].keycode, accelerators[i].modifiers, | |
| 721 accelerators[i].trigger_on_press); | |
| 722 ui_accelerators.push_back(accelerator); | |
| 723 accelerators_.insert(std::make_pair(accelerator, accelerators[i].action)); | |
| 724 } | |
| 725 Register(ui_accelerators, this); | |
| 726 } | |
| 727 | |
| 728 void AcceleratorController::RegisterDeprecatedAccelerators() { | |
| 729 for (size_t i = 0; i < kDeprecatedAcceleratorsDataLength; ++i) { | |
| 730 const DeprecatedAcceleratorData* data = &kDeprecatedAcceleratorsData[i]; | |
| 731 actions_with_deprecations_[data->action] = data; | |
| 732 } | |
| 733 | |
| 734 std::vector<ui::Accelerator> ui_accelerators; | |
| 735 for (size_t i = 0; i < kDeprecatedAcceleratorsLength; ++i) { | |
| 736 const AcceleratorData& accelerator_data = kDeprecatedAccelerators[i]; | |
| 737 const ui::Accelerator deprecated_accelerator = | |
| 738 CreateAccelerator(accelerator_data.keycode, accelerator_data.modifiers, | |
| 739 accelerator_data.trigger_on_press); | |
| 740 | |
| 741 ui_accelerators.push_back(deprecated_accelerator); | |
| 742 accelerators_[deprecated_accelerator] = accelerator_data.action; | |
| 743 deprecated_accelerators_.insert(deprecated_accelerator); | |
| 744 } | |
| 745 Register(ui_accelerators, this); | |
| 746 } | |
| 747 | |
| 748 bool AcceleratorController::CanPerformAction( | |
| 749 AcceleratorAction action, | |
| 750 const ui::Accelerator& accelerator) { | |
| 751 if (accelerator.IsRepeat() && !repeatable_actions_.count(action)) | |
| 752 return false; | |
| 753 | |
| 754 AcceleratorProcessingRestriction restriction = | |
| 755 GetAcceleratorProcessingRestriction(action); | |
| 756 if (restriction != RESTRICTION_NONE) | |
| 757 return restriction == RESTRICTION_PREVENT_PROCESSING_AND_PROPAGATION; | |
| 758 | |
| 759 const ui::Accelerator& previous_accelerator = | |
| 760 accelerator_history_->previous_accelerator(); | |
| 761 | |
| 762 // True should be returned if running |action| does something. Otherwise, | |
| 763 // false should be returned to give the web contents a chance at handling the | |
| 764 // accelerator. | |
| 765 switch (action) { | |
| 766 case CYCLE_BACKWARD_MRU: | |
| 767 case CYCLE_FORWARD_MRU: | |
| 768 return CanHandleCycleMru(accelerator); | |
| 769 case DEBUG_PRINT_LAYER_HIERARCHY: | |
| 770 case DEBUG_PRINT_VIEW_HIERARCHY: | |
| 771 case DEBUG_PRINT_WINDOW_HIERARCHY: | |
| 772 case DEBUG_SHOW_TOAST: | |
| 773 case DEBUG_TOGGLE_TOUCH_PAD: | |
| 774 case DEBUG_TOGGLE_TOUCH_SCREEN: | |
| 775 case DEBUG_TOGGLE_TOUCH_VIEW: | |
| 776 case DEBUG_TOGGLE_WALLPAPER_MODE: | |
| 777 case DEBUG_TRIGGER_CRASH: | |
| 778 return debug::DebugAcceleratorsEnabled(); | |
| 779 case DISABLE_CAPS_LOCK: | |
| 780 return CanHandleDisableCapsLock(previous_accelerator); | |
| 781 case LOCK_SCREEN: | |
| 782 return CanHandleLock(); | |
| 783 case NEW_INCOGNITO_WINDOW: | |
| 784 return CanHandleNewIncognitoWindow(); | |
| 785 case NEXT_IME: | |
| 786 return CanHandleNextIme(ime_control_delegate_.get()); | |
| 787 case PREVIOUS_IME: | |
| 788 return CanHandlePreviousIme(ime_control_delegate_.get()); | |
| 789 case SHOW_MESSAGE_CENTER_BUBBLE: | |
| 790 return CanHandleShowMessageCenterBubble(); | |
| 791 case SHOW_STYLUS_TOOLS: | |
| 792 return CanHandleShowStylusTools(); | |
| 793 case SWITCH_IME: | |
| 794 return CanHandleSwitchIme(ime_control_delegate_.get(), accelerator); | |
| 795 case SWITCH_TO_PREVIOUS_USER: | |
| 796 case SWITCH_TO_NEXT_USER: | |
| 797 return CanHandleCycleUser(); | |
| 798 case TOGGLE_APP_LIST: | |
| 799 return CanHandleToggleAppList(accelerator, previous_accelerator); | |
| 800 case TOGGLE_CAPS_LOCK: | |
| 801 return CanHandleToggleCapsLock(accelerator, previous_accelerator); | |
| 802 case WINDOW_CYCLE_SNAP_DOCK_LEFT: | |
| 803 case WINDOW_CYCLE_SNAP_DOCK_RIGHT: | |
| 804 return CanHandleWindowSnapOrDock(); | |
| 805 case WINDOW_POSITION_CENTER: | |
| 806 return CanHandlePositionCenter(); | |
| 807 | |
| 808 // The following are always enabled. | |
| 809 case BRIGHTNESS_DOWN: | |
| 810 case BRIGHTNESS_UP: | |
| 811 case EXIT: | |
| 812 case FOCUS_NEXT_PANE: | |
| 813 case FOCUS_PREVIOUS_PANE: | |
| 814 case FOCUS_SHELF: | |
| 815 case KEYBOARD_BRIGHTNESS_DOWN: | |
| 816 case KEYBOARD_BRIGHTNESS_UP: | |
| 817 case LAUNCH_APP_0: | |
| 818 case LAUNCH_APP_1: | |
| 819 case LAUNCH_APP_2: | |
| 820 case LAUNCH_APP_3: | |
| 821 case LAUNCH_APP_4: | |
| 822 case LAUNCH_APP_5: | |
| 823 case LAUNCH_APP_6: | |
| 824 case LAUNCH_APP_7: | |
| 825 case LAUNCH_LAST_APP: | |
| 826 case MEDIA_NEXT_TRACK: | |
| 827 case MEDIA_PLAY_PAUSE: | |
| 828 case MEDIA_PREV_TRACK: | |
| 829 case NEW_TAB: | |
| 830 case NEW_WINDOW: | |
| 831 case OPEN_CROSH: | |
| 832 case OPEN_FEEDBACK_PAGE: | |
| 833 case OPEN_FILE_MANAGER: | |
| 834 case OPEN_GET_HELP: | |
| 835 case PRINT_UI_HIERARCHIES: | |
| 836 case RESTORE_TAB: | |
| 837 case SHOW_IME_MENU_BUBBLE: | |
| 838 case SHOW_KEYBOARD_OVERLAY: | |
| 839 case SHOW_TASK_MANAGER: | |
| 840 case SUSPEND: | |
| 841 case TOGGLE_FULLSCREEN: | |
| 842 case TOGGLE_HIGH_CONTRAST: | |
| 843 case TOGGLE_MAXIMIZED: | |
| 844 case TOGGLE_OVERVIEW: | |
| 845 case TOGGLE_SPOKEN_FEEDBACK: | |
| 846 case TOGGLE_WIFI: | |
| 847 case VOLUME_DOWN: | |
| 848 case VOLUME_MUTE: | |
| 849 case VOLUME_UP: | |
| 850 case WINDOW_MINIMIZE: | |
| 851 return true; | |
| 852 | |
| 853 default: | |
| 854 // Default switch is temporary until mash transition complete. Needed as | |
| 855 // some actions don't yet work with mash. | |
| 856 break; | |
| 857 } | |
| 858 return delegate_ && delegate_->HandlesAction(action) && | |
| 859 delegate_->CanPerformAction(action, accelerator, previous_accelerator); | |
| 860 } | |
| 861 | |
| 862 void AcceleratorController::PerformAction(AcceleratorAction action, | |
| 863 const ui::Accelerator& accelerator) { | |
| 864 AcceleratorProcessingRestriction restriction = | |
| 865 GetAcceleratorProcessingRestriction(action); | |
| 866 if (restriction != RESTRICTION_NONE) | |
| 867 return; | |
| 868 | |
| 869 // If your accelerator invokes more than one line of code, please either | |
| 870 // implement it in your module's controller code or pull it into a HandleFoo() | |
| 871 // function above. | |
| 872 switch (action) { | |
| 873 case BRIGHTNESS_DOWN: { | |
| 874 BrightnessControlDelegate* delegate = | |
| 875 WmShell::Get()->brightness_control_delegate(); | |
| 876 if (delegate) | |
| 877 delegate->HandleBrightnessDown(accelerator); | |
| 878 break; | |
| 879 } | |
| 880 case BRIGHTNESS_UP: { | |
| 881 BrightnessControlDelegate* delegate = | |
| 882 WmShell::Get()->brightness_control_delegate(); | |
| 883 if (delegate) | |
| 884 delegate->HandleBrightnessUp(accelerator); | |
| 885 break; | |
| 886 } | |
| 887 case CYCLE_BACKWARD_MRU: | |
| 888 HandleCycleBackwardMRU(accelerator); | |
| 889 break; | |
| 890 case CYCLE_FORWARD_MRU: | |
| 891 HandleCycleForwardMRU(accelerator); | |
| 892 break; | |
| 893 case DEBUG_PRINT_LAYER_HIERARCHY: | |
| 894 case DEBUG_PRINT_VIEW_HIERARCHY: | |
| 895 case DEBUG_PRINT_WINDOW_HIERARCHY: | |
| 896 case DEBUG_SHOW_TOAST: | |
| 897 case DEBUG_TOGGLE_TOUCH_PAD: | |
| 898 case DEBUG_TOGGLE_TOUCH_SCREEN: | |
| 899 case DEBUG_TOGGLE_TOUCH_VIEW: | |
| 900 case DEBUG_TOGGLE_WALLPAPER_MODE: | |
| 901 case DEBUG_TRIGGER_CRASH: | |
| 902 debug::PerformDebugActionIfEnabled(action); | |
| 903 break; | |
| 904 case DISABLE_CAPS_LOCK: | |
| 905 HandleDisableCapsLock(); | |
| 906 break; | |
| 907 case EXIT: | |
| 908 // UMA metrics are recorded in the handler. | |
| 909 exit_warning_handler_.HandleAccelerator(); | |
| 910 break; | |
| 911 case FOCUS_NEXT_PANE: | |
| 912 HandleRotatePaneFocus(FocusCycler::FORWARD); | |
| 913 break; | |
| 914 case FOCUS_PREVIOUS_PANE: | |
| 915 HandleRotatePaneFocus(FocusCycler::BACKWARD); | |
| 916 break; | |
| 917 case FOCUS_SHELF: | |
| 918 HandleFocusShelf(); | |
| 919 break; | |
| 920 case KEYBOARD_BRIGHTNESS_DOWN: { | |
| 921 KeyboardBrightnessControlDelegate* delegate = | |
| 922 WmShell::Get()->keyboard_brightness_control_delegate(); | |
| 923 if (delegate) | |
| 924 delegate->HandleKeyboardBrightnessDown(accelerator); | |
| 925 break; | |
| 926 } | |
| 927 case KEYBOARD_BRIGHTNESS_UP: { | |
| 928 KeyboardBrightnessControlDelegate* delegate = | |
| 929 WmShell::Get()->keyboard_brightness_control_delegate(); | |
| 930 if (delegate) | |
| 931 delegate->HandleKeyboardBrightnessUp(accelerator); | |
| 932 break; | |
| 933 } | |
| 934 case LAUNCH_APP_0: | |
| 935 HandleLaunchAppN(0); | |
| 936 break; | |
| 937 case LAUNCH_APP_1: | |
| 938 HandleLaunchAppN(1); | |
| 939 break; | |
| 940 case LAUNCH_APP_2: | |
| 941 HandleLaunchAppN(2); | |
| 942 break; | |
| 943 case LAUNCH_APP_3: | |
| 944 HandleLaunchAppN(3); | |
| 945 break; | |
| 946 case LAUNCH_APP_4: | |
| 947 HandleLaunchAppN(4); | |
| 948 break; | |
| 949 case LAUNCH_APP_5: | |
| 950 HandleLaunchAppN(5); | |
| 951 break; | |
| 952 case LAUNCH_APP_6: | |
| 953 HandleLaunchAppN(6); | |
| 954 break; | |
| 955 case LAUNCH_APP_7: | |
| 956 HandleLaunchAppN(7); | |
| 957 break; | |
| 958 case LAUNCH_LAST_APP: | |
| 959 HandleLaunchLastApp(); | |
| 960 break; | |
| 961 case LOCK_SCREEN: | |
| 962 HandleLock(); | |
| 963 break; | |
| 964 case MEDIA_NEXT_TRACK: | |
| 965 HandleMediaNextTrack(); | |
| 966 break; | |
| 967 case MEDIA_PLAY_PAUSE: | |
| 968 HandleMediaPlayPause(); | |
| 969 break; | |
| 970 case MEDIA_PREV_TRACK: | |
| 971 HandleMediaPrevTrack(); | |
| 972 break; | |
| 973 case NEW_INCOGNITO_WINDOW: | |
| 974 HandleNewIncognitoWindow(); | |
| 975 break; | |
| 976 case NEW_TAB: | |
| 977 HandleNewTab(accelerator); | |
| 978 break; | |
| 979 case NEW_WINDOW: | |
| 980 HandleNewWindow(); | |
| 981 break; | |
| 982 case NEXT_IME: | |
| 983 HandleNextIme(ime_control_delegate_.get()); | |
| 984 break; | |
| 985 case OPEN_CROSH: | |
| 986 HandleCrosh(); | |
| 987 break; | |
| 988 case OPEN_FEEDBACK_PAGE: | |
| 989 HandleOpenFeedbackPage(); | |
| 990 break; | |
| 991 case OPEN_FILE_MANAGER: | |
| 992 HandleFileManager(); | |
| 993 break; | |
| 994 case OPEN_GET_HELP: | |
| 995 HandleGetHelp(); | |
| 996 break; | |
| 997 case PREVIOUS_IME: | |
| 998 HandlePreviousIme(ime_control_delegate_.get(), accelerator); | |
| 999 break; | |
| 1000 case PRINT_UI_HIERARCHIES: | |
| 1001 debug::PrintUIHierarchies(); | |
| 1002 break; | |
| 1003 case RESTORE_TAB: | |
| 1004 HandleRestoreTab(); | |
| 1005 break; | |
| 1006 case SHOW_IME_MENU_BUBBLE: | |
| 1007 HandleShowImeMenuBubble(); | |
| 1008 break; | |
| 1009 case SHOW_KEYBOARD_OVERLAY: | |
| 1010 HandleShowKeyboardOverlay(); | |
| 1011 break; | |
| 1012 case SHOW_MESSAGE_CENTER_BUBBLE: | |
| 1013 HandleShowMessageCenterBubble(); | |
| 1014 break; | |
| 1015 case SHOW_STYLUS_TOOLS: | |
| 1016 HandleShowStylusTools(); | |
| 1017 break; | |
| 1018 case SHOW_TASK_MANAGER: | |
| 1019 HandleShowTaskManager(); | |
| 1020 break; | |
| 1021 case SUSPEND: | |
| 1022 HandleSuspend(); | |
| 1023 break; | |
| 1024 case SWITCH_IME: | |
| 1025 HandleSwitchIme(ime_control_delegate_.get(), accelerator); | |
| 1026 break; | |
| 1027 case SWITCH_TO_NEXT_USER: | |
| 1028 HandleCycleUser(CycleUserDirection::NEXT); | |
| 1029 break; | |
| 1030 case SWITCH_TO_PREVIOUS_USER: | |
| 1031 HandleCycleUser(CycleUserDirection::PREVIOUS); | |
| 1032 break; | |
| 1033 case TOGGLE_APP_LIST: | |
| 1034 HandleToggleAppList(accelerator); | |
| 1035 break; | |
| 1036 case TOGGLE_CAPS_LOCK: | |
| 1037 HandleToggleCapsLock(); | |
| 1038 break; | |
| 1039 case TOGGLE_FULLSCREEN: | |
| 1040 HandleToggleFullscreen(accelerator); | |
| 1041 break; | |
| 1042 case TOGGLE_HIGH_CONTRAST: | |
| 1043 HandleToggleHighContrast(); | |
| 1044 break; | |
| 1045 case TOGGLE_MAXIMIZED: | |
| 1046 accelerators::ToggleMaximized(); | |
| 1047 break; | |
| 1048 case TOGGLE_OVERVIEW: | |
| 1049 HandleToggleOverview(); | |
| 1050 break; | |
| 1051 case TOGGLE_SPOKEN_FEEDBACK: | |
| 1052 HandleToggleSpokenFeedback(); | |
| 1053 break; | |
| 1054 case TOGGLE_WIFI: | |
| 1055 WmShell::Get()->system_tray_notifier()->NotifyRequestToggleWifi(); | |
| 1056 break; | |
| 1057 case VOLUME_DOWN: | |
| 1058 HandleVolumeDown(volume_controller_.get(), accelerator); | |
| 1059 break; | |
| 1060 case VOLUME_MUTE: | |
| 1061 HandleVolumeMute(volume_controller_.get(), accelerator); | |
| 1062 break; | |
| 1063 case VOLUME_UP: | |
| 1064 HandleVolumeUp(volume_controller_.get(), accelerator); | |
| 1065 break; | |
| 1066 case WINDOW_CYCLE_SNAP_DOCK_LEFT: | |
| 1067 case WINDOW_CYCLE_SNAP_DOCK_RIGHT: | |
| 1068 HandleWindowSnapOrDock(action); | |
| 1069 break; | |
| 1070 case WINDOW_MINIMIZE: | |
| 1071 HandleWindowMinimize(); | |
| 1072 break; | |
| 1073 case WINDOW_POSITION_CENTER: | |
| 1074 HandlePositionCenter(); | |
| 1075 break; | |
| 1076 default: | |
| 1077 // Temporary until mash transition complete. Needed as some actions | |
| 1078 // don't yet work with mash. | |
| 1079 DCHECK(delegate_ && delegate_->HandlesAction(action)); | |
| 1080 delegate_->PerformAction(action, accelerator); | |
| 1081 break; | |
| 1082 } | |
| 1083 } | |
| 1084 | |
| 1085 bool AcceleratorController::ShouldActionConsumeKeyEvent( | |
| 1086 AcceleratorAction action) { | |
| 1087 // Adding new exceptions is *STRONGLY* discouraged. | |
| 1088 return true; | |
| 1089 } | |
| 1090 | |
| 1091 AcceleratorController::AcceleratorProcessingRestriction | |
| 1092 AcceleratorController::GetAcceleratorProcessingRestriction(int action) { | |
| 1093 WmShell* wm_shell = WmShell::Get(); | |
| 1094 if (wm_shell->IsPinned() && | |
| 1095 actions_allowed_in_pinned_mode_.find(action) == | |
| 1096 actions_allowed_in_pinned_mode_.end()) { | |
| 1097 return RESTRICTION_PREVENT_PROCESSING_AND_PROPAGATION; | |
| 1098 } | |
| 1099 // TODO(xiyuan): Replace with SessionController. http://crbug.com/648964 | |
| 1100 if (!wm_shell->GetSessionStateDelegate()->IsActiveUserSessionStarted() && | |
| 1101 actions_allowed_at_login_screen_.find(action) == | |
| 1102 actions_allowed_at_login_screen_.end()) { | |
| 1103 return RESTRICTION_PREVENT_PROCESSING; | |
| 1104 } | |
| 1105 if (wm_shell->GetSessionStateDelegate()->IsScreenLocked() && | |
| 1106 actions_allowed_at_lock_screen_.find(action) == | |
| 1107 actions_allowed_at_lock_screen_.end()) { | |
| 1108 return RESTRICTION_PREVENT_PROCESSING; | |
| 1109 } | |
| 1110 if (wm_shell->delegate()->IsRunningInForcedAppMode() && | |
| 1111 actions_allowed_in_app_mode_.find(action) == | |
| 1112 actions_allowed_in_app_mode_.end()) { | |
| 1113 return RESTRICTION_PREVENT_PROCESSING; | |
| 1114 } | |
| 1115 if (WmShell::Get()->IsSystemModalWindowOpen() && | |
| 1116 actions_allowed_at_modal_window_.find(action) == | |
| 1117 actions_allowed_at_modal_window_.end()) { | |
| 1118 // Note we prevent the shortcut from propagating so it will not | |
| 1119 // be passed to the modal window. This is important for things like | |
| 1120 // Alt+Tab that would cause an undesired effect in the modal window by | |
| 1121 // cycling through its window elements. | |
| 1122 return RESTRICTION_PREVENT_PROCESSING_AND_PROPAGATION; | |
| 1123 } | |
| 1124 if (wm_shell->mru_window_tracker()->BuildMruWindowList().empty() && | |
| 1125 actions_needing_window_.find(action) != actions_needing_window_.end()) { | |
| 1126 wm_shell->accessibility_delegate()->TriggerAccessibilityAlert( | |
| 1127 A11Y_ALERT_WINDOW_NEEDED); | |
| 1128 return RESTRICTION_PREVENT_PROCESSING_AND_PROPAGATION; | |
| 1129 } | |
| 1130 return RESTRICTION_NONE; | |
| 1131 } | |
| 1132 | |
| 1133 AcceleratorController::AcceleratorProcessingStatus | |
| 1134 AcceleratorController::MaybeDeprecatedAcceleratorPressed( | |
| 1135 AcceleratorAction action, | |
| 1136 const ui::Accelerator& accelerator) const { | |
| 1137 auto itr = actions_with_deprecations_.find(action); | |
| 1138 if (itr == actions_with_deprecations_.end()) { | |
| 1139 // The action is not associated with any deprecated accelerators, and hence | |
| 1140 // should be performed normally. | |
| 1141 return AcceleratorProcessingStatus::PROCEED; | |
| 1142 } | |
| 1143 | |
| 1144 // This action is associated with new and deprecated accelerators, find which | |
| 1145 // one is |accelerator|. | |
| 1146 const DeprecatedAcceleratorData* data = itr->second; | |
| 1147 if (!deprecated_accelerators_.count(accelerator)) { | |
| 1148 // This is a new accelerator replacing the old deprecated one. | |
| 1149 // Record UMA stats and proceed normally to perform it. | |
| 1150 RecordUmaHistogram(data->uma_histogram_name, NEW_USED); | |
| 1151 return AcceleratorProcessingStatus::PROCEED; | |
| 1152 } | |
| 1153 | |
| 1154 // This accelerator has been deprecated and should be treated according | |
| 1155 // to its |DeprecatedAcceleratorData|. | |
| 1156 | |
| 1157 // Record UMA stats. | |
| 1158 RecordUmaHistogram(data->uma_histogram_name, DEPRECATED_USED); | |
| 1159 | |
| 1160 if (delegate_) { | |
| 1161 // We always display the notification as long as this |data| entry exists. | |
| 1162 delegate_->ShowDeprecatedAcceleratorNotification( | |
| 1163 data->uma_histogram_name, data->notification_message_id, | |
| 1164 data->old_shortcut_id, data->new_shortcut_id); | |
| 1165 } | |
| 1166 | |
| 1167 if (!data->deprecated_enabled) | |
| 1168 return AcceleratorProcessingStatus::STOP; | |
| 1169 | |
| 1170 return AcceleratorProcessingStatus::PROCEED; | |
| 1171 } | |
| 1172 | |
| 1173 } // namespace ash | |
| OLD | NEW |