ash/accelerators/accelerator_table.cc

   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/accelerators/accelerator_table.h"
   6
   7 #include "base/basictypes.h"
   8
   9 namespace ash {
  10
  11 const AcceleratorData kAcceleratorData[] = {
  12   // We have to define 3 entries for Shift+Alt. VKEY_[LR]MENU might be sent to
  13   // the accelerator controller when RenderWidgetHostViewAura is focused, and
  14   // VKEY_MENU might be when it's not (e.g. when NativeWidgetAura is focused).
  15   { false, ui::VKEY_LMENU, ui::EF_SHIFT_DOWN, NEXT_IME },
  16   { false, ui::VKEY_MENU, ui::EF_SHIFT_DOWN, NEXT_IME },
  17   { false, ui::VKEY_RMENU, ui::EF_SHIFT_DOWN, NEXT_IME },
  18   // The same is true for Alt+Shift.
  19   { false, ui::VKEY_LSHIFT, ui::EF_ALT_DOWN, NEXT_IME },
  20   { false, ui::VKEY_SHIFT, ui::EF_ALT_DOWN, NEXT_IME },
  21   { false, ui::VKEY_RSHIFT, ui::EF_ALT_DOWN, NEXT_IME },
  22   // Single shift release turns off caps lock.
  23   { false, ui::VKEY_LSHIFT, ui::EF_NONE, DISABLE_CAPS_LOCK },
  24   { false, ui::VKEY_SHIFT, ui::EF_NONE, DISABLE_CAPS_LOCK },
  25   { false, ui::VKEY_RSHIFT, ui::EF_NONE, DISABLE_CAPS_LOCK },
  26
  27   { true, ui::VKEY_SPACE, ui::EF_CONTROL_DOWN, PREVIOUS_IME },
  28   { false, ui::VKEY_SPACE, ui::EF_CONTROL_DOWN, PREVIOUS_IME },
  29   // Shortcuts for Japanese IME.
  30   { true, ui::VKEY_CONVERT, ui::EF_NONE, SWITCH_IME },
  31   { true, ui::VKEY_NONCONVERT, ui::EF_NONE, SWITCH_IME },
  32   { true, ui::VKEY_DBE_SBCSCHAR, ui::EF_NONE, SWITCH_IME },
  33   { true, ui::VKEY_DBE_DBCSCHAR, ui::EF_NONE, SWITCH_IME },
  34   // Shortcut for Koren IME.
  35   { true, ui::VKEY_HANGUL, ui::EF_NONE, SWITCH_IME },
  36
  37   { true, ui::VKEY_TAB, ui::EF_ALT_DOWN, CYCLE_FORWARD_MRU },
  38   { true, ui::VKEY_TAB, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
  39     CYCLE_BACKWARD_MRU },
  40   { true, ui::VKEY_MEDIA_LAUNCH_APP1, ui::EF_NONE, CYCLE_LINEAR },
  41 #if defined(OS_CHROMEOS)
  42   { true, ui::VKEY_BROWSER_SEARCH, ui::EF_NONE, TOGGLE_APP_LIST },
  43   { true, ui::VKEY_WLAN, ui::EF_NONE, TOGGLE_WIFI },
  44   { true, ui::VKEY_KBD_BRIGHTNESS_DOWN, ui::EF_NONE, KEYBOARD_BRIGHTNESS_DOWN },
  45   { true, ui::VKEY_KBD_BRIGHTNESS_UP, ui::EF_NONE, KEYBOARD_BRIGHTNESS_UP },
  46   // Maximize button.
  47   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_CONTROL_DOWN, TOGGLE_MIRROR_MODE },
  48   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_ALT_DOWN, SWAP_PRIMARY_DISPLAY },
  49   // Cycle windows button.
  50   { true, ui::VKEY_MEDIA_LAUNCH_APP1, ui::EF_CONTROL_DOWN, TAKE_SCREENSHOT },
  51   { true, ui::VKEY_MEDIA_LAUNCH_APP1, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
  52     TAKE_PARTIAL_SCREENSHOT },
  53   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_NONE, BRIGHTNESS_DOWN },
  54   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_ALT_DOWN, KEYBOARD_BRIGHTNESS_DOWN },
  55   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_NONE, BRIGHTNESS_UP },
  56   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_ALT_DOWN, KEYBOARD_BRIGHTNESS_UP },
  57   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  58     MAGNIFY_SCREEN_ZOOM_OUT},
  59   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  60     MAGNIFY_SCREEN_ZOOM_IN},
  61   { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, LOCK_SCREEN },
  62   // The lock key on Chrome OS keyboards produces F13 scancodes.
  63   { true, ui::VKEY_F13, ui::EF_NONE, LOCK_PRESSED },
  64   { false, ui::VKEY_F13, ui::EF_NONE, LOCK_RELEASED },
  65   { true, ui::VKEY_POWER, ui::EF_NONE, POWER_PRESSED },
  66   { false, ui::VKEY_POWER, ui::EF_NONE, POWER_RELEASED },
  67   { true, ui::VKEY_M, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
  68     OPEN_FILE_MANAGER },
  69   { true, ui::VKEY_T, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN, OPEN_CROSH },
  70   { true, ui::VKEY_G, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  71     DISABLE_GPU_WATCHDOG },
  72   { true, ui::VKEY_I, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  73     TOUCH_HUD_MODE_CHANGE },
  74   { true, ui::VKEY_I, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
  75     TOUCH_HUD_CLEAR },
  76   { true, ui::VKEY_9, ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN,
  77     TOUCH_HUD_PROJECTION_TOGGLE },
  78   // Accessibility: Spoken feedback shortcuts. The first one is to toggle
  79   // spoken feedback on or off. The others are only valid when
  80   // spoken feedback is enabled.
  81   { true, ui::VKEY_Z, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  82     TOGGLE_SPOKEN_FEEDBACK },
  83   { true, ui::VKEY_CONTROL, ui::EF_CONTROL_DOWN, SILENCE_SPOKEN_FEEDBACK},
  84   { true, ui::VKEY_OEM_COMMA, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  85     SWITCH_TO_PREVIOUS_USER },
  86   { true, ui::VKEY_OEM_PERIOD, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  87     SWITCH_TO_NEXT_USER },
  88   // Turning the TouchView maximizing mode on via hotkey for the time being.
  89   // TODO(skuhne): Remove once the test isn't needed anymore.
  90   { true, ui::VKEY_D, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
  91     TOGGLE_TOUCH_VIEW_TESTING },
  92 #endif  // defined(OS_CHROMEOS)
  93   { true, ui::VKEY_I, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN, OPEN_FEEDBACK_PAGE },
  94 #if !defined(OS_WIN)
  95   { true, ui::VKEY_Q, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, EXIT },
  96 #endif
  97   { true, ui::VKEY_N, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
  98     NEW_INCOGNITO_WINDOW },
  99   { true, ui::VKEY_N, ui::EF_CONTROL_DOWN, NEW_WINDOW },
 100   { true, ui::VKEY_T, ui::EF_CONTROL_DOWN, NEW_TAB },
 101   { true, ui::VKEY_OEM_MINUS,
 102     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, SCALE_UI_UP },
 103   { true, ui::VKEY_OEM_PLUS,
 104     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, SCALE_UI_DOWN },
 105   { true, ui::VKEY_0,
 106     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, SCALE_UI_RESET },
 107   { true, ui::VKEY_BROWSER_REFRESH,
 108     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, ROTATE_SCREEN },
 109   { true, ui::VKEY_BROWSER_REFRESH,
 110     ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 111     ROTATE_WINDOW },
 112   { true, ui::VKEY_T, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, RESTORE_TAB },
 113   { true, ui::VKEY_PRINT, ui::EF_NONE, TAKE_SCREENSHOT },
 114   // On Chrome OS, Search key is mapped to LWIN. The Search key binding should
 115   // act on release instead of press when using Search as a modifier key for
 116   // extended keyboard shortcuts.
 117   { false, ui::VKEY_LWIN, ui::EF_NONE, TOGGLE_APP_LIST },
 118   { false, ui::VKEY_LWIN, ui::EF_ALT_DOWN, TOGGLE_CAPS_LOCK },
 119   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_NONE, TOGGLE_FULLSCREEN },
 120   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_SHIFT_DOWN, TOGGLE_FULLSCREEN },
 121   { true, ui::VKEY_VOLUME_MUTE, ui::EF_NONE, VOLUME_MUTE },
 122   { true, ui::VKEY_VOLUME_DOWN, ui::EF_NONE, VOLUME_DOWN },
 123   { true, ui::VKEY_VOLUME_UP, ui::EF_NONE, VOLUME_UP },
 124   { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN, FOCUS_LAUNCHER },
 125   { true, ui::VKEY_HELP, ui::EF_NONE, SHOW_KEYBOARD_OVERLAY },
 126   { true, ui::VKEY_OEM_2, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 127     SHOW_KEYBOARD_OVERLAY },
 128   { true, ui::VKEY_OEM_2,
 129     ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 130     SHOW_KEYBOARD_OVERLAY },
 131   { true, ui::VKEY_F14, ui::EF_NONE, SHOW_KEYBOARD_OVERLAY },
 132   { true, ui::VKEY_N, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 133     SHOW_MESSAGE_CENTER_BUBBLE },
 134   { true, ui::VKEY_S, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 135     SHOW_SYSTEM_TRAY_BUBBLE },
 136   { true, ui::VKEY_ESCAPE, ui::EF_SHIFT_DOWN, SHOW_TASK_MANAGER },
 137   { true, ui::VKEY_1, ui::EF_ALT_DOWN, LAUNCH_APP_0 },
 138   { true, ui::VKEY_2, ui::EF_ALT_DOWN, LAUNCH_APP_1 },
 139   { true, ui::VKEY_3, ui::EF_ALT_DOWN, LAUNCH_APP_2 },
 140   { true, ui::VKEY_4, ui::EF_ALT_DOWN, LAUNCH_APP_3 },
 141   { true, ui::VKEY_5, ui::EF_ALT_DOWN, LAUNCH_APP_4 },
 142   { true, ui::VKEY_6, ui::EF_ALT_DOWN, LAUNCH_APP_5 },
 143   { true, ui::VKEY_7, ui::EF_ALT_DOWN, LAUNCH_APP_6 },
 144   { true, ui::VKEY_8, ui::EF_ALT_DOWN, LAUNCH_APP_7 },
 145   { true, ui::VKEY_9, ui::EF_ALT_DOWN, LAUNCH_LAST_APP },
 146
 147   // Window management shortcuts.
 148   { true, ui::VKEY_OEM_4, ui::EF_ALT_DOWN, WINDOW_SNAP_LEFT },
 149   { true, ui::VKEY_OEM_6, ui::EF_ALT_DOWN, WINDOW_SNAP_RIGHT },
 150   // The same accelerator is defined in
 151   // c/b/ui/views/accelerator_table.cc in order for the web page to
 152   // intercept and process this shortcut. This accelerator is used if the
 153   // focused window isn't browser window nor web content.
 154   // TODO(stevet/jamescook): Remove this in M33, as well as the copy
 155   // referenced above. We want to move away from shortcuts bound to Ctrl
 156   // because web content often uses them.
 157   { true, ui::VKEY_M, ui::EF_CONTROL_DOWN, WINDOW_MINIMIZE },
 158   { true, ui::VKEY_OEM_MINUS, ui::EF_ALT_DOWN, WINDOW_MINIMIZE },
 159   { true, ui::VKEY_OEM_PLUS, ui::EF_ALT_DOWN, TOGGLE_MAXIMIZED },
 160   { true, ui::VKEY_OEM_PLUS, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 161     WINDOW_POSITION_CENTER },
 162   { true, ui::VKEY_BROWSER_FORWARD, ui::EF_CONTROL_DOWN, FOCUS_NEXT_PANE },
 163   { true, ui::VKEY_BROWSER_BACK, ui::EF_CONTROL_DOWN, FOCUS_PREVIOUS_PANE },
 164
 165   // Media Player shortcuts.
 166   { true, ui::VKEY_MEDIA_NEXT_TRACK, ui::EF_NONE, MEDIA_NEXT_TRACK},
 167   { true, ui::VKEY_MEDIA_PLAY_PAUSE, ui::EF_NONE, MEDIA_PLAY_PAUSE},
 168   { true, ui::VKEY_MEDIA_PREV_TRACK, ui::EF_NONE, MEDIA_PREV_TRACK},
 169
 170   // Debugging shortcuts that need to be available to end-users in
 171   // release builds.
 172   { true, ui::VKEY_U, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
 173     PRINT_UI_HIERARCHIES },
 174
 175   { false, ui::VKEY_HOME, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_PREVIOUS},
 176   { false, ui::VKEY_PRIOR, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_PREVIOUS},
 177   { false, ui::VKEY_END, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_NEXT},
 178   { false, ui::VKEY_NEXT, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_NEXT},
 179
 180   // TODO(yusukes): Handle VKEY_MEDIA_STOP, and
 181   // VKEY_MEDIA_LAUNCH_MAIL.
 182 };
 183
 184 const size_t kAcceleratorDataLength = arraysize(kAcceleratorData);
 185
 186 #if !defined(NDEBUG)
 187 const AcceleratorData kDesktopAcceleratorData[] = {
 188 #if defined(OS_CHROMEOS)
 189   // Extra shortcut for debug build to control magnifier on linux desktop.
 190   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_CONTROL_DOWN,
 191     MAGNIFY_SCREEN_ZOOM_OUT},
 192   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_CONTROL_DOWN, MAGNIFY_SCREEN_ZOOM_IN},
 193   // Extra shortcuts to lock the screen on linux desktop.
 194   { true, ui::VKEY_L, ui::EF_ALT_DOWN, LOCK_SCREEN },
 195   { true, ui::VKEY_POWER, ui::EF_SHIFT_DOWN, LOCK_PRESSED },
 196   { false, ui::VKEY_POWER, ui::EF_SHIFT_DOWN, LOCK_RELEASED },
 197   { true, ui::VKEY_D, ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN,
 198     ADD_REMOVE_DISPLAY },
 199   { true, ui::VKEY_M, ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN,
 200     TOGGLE_MIRROR_MODE },
 201   { true, ui::VKEY_W, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN, TOGGLE_WIFI },
 202   // Extra shortcut for display swaping as alt-f4 is taken on linux desktop.
 203   { true, ui::VKEY_S, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
 204     SWAP_PRIMARY_DISPLAY },
 205 #endif
 206   // Extra shortcut to rotate/scale up/down the screen on linux desktop.
 207   { true, ui::VKEY_R,
 208     ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN, ROTATE_SCREEN },
 209   // For testing on systems where Alt-Tab is already mapped.
 210   { true, ui::VKEY_W, ui::EF_ALT_DOWN, CYCLE_FORWARD_MRU },
 211
 212   { true, ui::VKEY_F11, ui::EF_CONTROL_DOWN, TOGGLE_ROOT_WINDOW_FULL_SCREEN },
 213   { true, ui::VKEY_W, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 214       CYCLE_BACKWARD_MRU },
 215   { true, ui::VKEY_B, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 216     TOGGLE_DESKTOP_BACKGROUND_MODE },
 217   { true, ui::VKEY_F, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
 218     TOGGLE_FULLSCREEN },
 219 };
 220
 221 const size_t kDesktopAcceleratorDataLength = arraysize(kDesktopAcceleratorData);
 222 #endif
 223
 224 const AcceleratorData kDebugAcceleratorData[] = {
 225   { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 226     PRINT_LAYER_HIERARCHY },
 227   { true, ui::VKEY_V, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 228     PRINT_VIEW_HIERARCHY },
 229   { true, ui::VKEY_W, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 230     PRINT_WINDOW_HIERARCHY },
 231   { true, ui::VKEY_S, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 232     DEBUG_TOGGLE_DEVICE_SCALE_FACTOR },
 233   { true, ui::VKEY_B, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 234     DEBUG_TOGGLE_SHOW_DEBUG_BORDERS },
 235   { true, ui::VKEY_F, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 236     DEBUG_TOGGLE_SHOW_FPS_COUNTER },
 237   { true, ui::VKEY_P, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 238     DEBUG_TOGGLE_SHOW_PAINT_RECTS },
 239 };
 240
 241 const size_t kDebugAcceleratorDataLength = arraysize(kDebugAcceleratorData);
 242
 243 const AcceleratorAction kReservedActions[] = {
 244   // Window cycling accelerators.
 245   CYCLE_BACKWARD_MRU,  // Shift+Alt+Tab
 246   CYCLE_FORWARD_MRU,  // Alt+Tab
 247 #if defined(OS_CHROMEOS)
 248   POWER_PRESSED,
 249   POWER_RELEASED,
 250 #endif
 251 };
 252
 253 const size_t kReservedActionsLength = arraysize(kReservedActions);
 254
 255 const AcceleratorAction kReservedDebugActions[] = {
 256   PRINT_LAYER_HIERARCHY,
 257   PRINT_VIEW_HIERARCHY,
 258   PRINT_WINDOW_HIERARCHY,
 259   DEBUG_TOGGLE_DEVICE_SCALE_FACTOR,
 260   DEBUG_TOGGLE_SHOW_DEBUG_BORDERS,
 261   DEBUG_TOGGLE_SHOW_FPS_COUNTER,
 262   DEBUG_TOGGLE_SHOW_PAINT_RECTS,
 263 };
 264
 265 const size_t kReservedDebugActionsLength = arraysize(kReservedDebugActions);
 266
 267 const AcceleratorAction kActionsAllowedAtLoginOrLockScreen[] = {
 268   BRIGHTNESS_DOWN,
 269   BRIGHTNESS_UP,
 270   DISABLE_CAPS_LOCK,
 271   KEYBOARD_BRIGHTNESS_DOWN,
 272   KEYBOARD_BRIGHTNESS_UP,
 273   MAGNIFY_SCREEN_ZOOM_IN,  // Control+F7
 274   MAGNIFY_SCREEN_ZOOM_OUT,  // Control+F6
 275   NEXT_IME,
 276   PREVIOUS_IME,
 277   PRINT_LAYER_HIERARCHY,
 278   PRINT_UI_HIERARCHIES,
 279   PRINT_VIEW_HIERARCHY,
 280   PRINT_WINDOW_HIERARCHY,
 281   ROTATE_WINDOW,
 282   SHOW_SYSTEM_TRAY_BUBBLE,
 283   SWITCH_IME,  // Switch to another IME depending on the accelerator.
 284   TAKE_PARTIAL_SCREENSHOT,
 285   TAKE_SCREENSHOT,
 286   TOGGLE_CAPS_LOCK,
 287   TOGGLE_WIFI,
 288   TOUCH_HUD_CLEAR,
 289   VOLUME_DOWN,
 290   VOLUME_MUTE,
 291   VOLUME_UP,
 292 #if defined(OS_CHROMEOS)
 293   TOGGLE_SPOKEN_FEEDBACK,
 294   ADD_REMOVE_DISPLAY,
 295   DISABLE_GPU_WATCHDOG,
 296   TOGGLE_MIRROR_MODE,
 297 #endif
 298 #if defined(OS_CHROMEOS) && !defined(NDEBUG)
 299   POWER_PRESSED,
 300   POWER_RELEASED,
 301 #endif  // defined(OS_CHROMEOS)
 302 };
 303
 304 const size_t kActionsAllowedAtLoginOrLockScreenLength =
 305     arraysize(kActionsAllowedAtLoginOrLockScreen);
 306
 307 const AcceleratorAction kActionsAllowedAtLockScreen[] = {
 308   EXIT,
 309 };
 310
 311 const size_t kActionsAllowedAtLockScreenLength =
 312     arraysize(kActionsAllowedAtLockScreen);
 313
 314 const AcceleratorAction kActionsAllowedAtModalWindow[] = {
 315   BRIGHTNESS_DOWN,
 316   BRIGHTNESS_UP,
 317   DISABLE_CAPS_LOCK,
 318   EXIT,
 319   KEYBOARD_BRIGHTNESS_DOWN,
 320   KEYBOARD_BRIGHTNESS_UP,
 321   MAGNIFY_SCREEN_ZOOM_IN,
 322   MAGNIFY_SCREEN_ZOOM_OUT,
 323   MEDIA_NEXT_TRACK,
 324   MEDIA_PLAY_PAUSE,
 325   MEDIA_PREV_TRACK,
 326   NEXT_IME,
 327   OPEN_FEEDBACK_PAGE,
 328   POWER_PRESSED,
 329   POWER_RELEASED,
 330   PREVIOUS_IME,
 331   PRINT_UI_HIERARCHIES,
 332   SHOW_KEYBOARD_OVERLAY,
 333   SWITCH_IME,
 334   TAKE_PARTIAL_SCREENSHOT,
 335   TAKE_SCREENSHOT,
 336   TOGGLE_CAPS_LOCK,
 337   TOGGLE_WIFI,
 338   VOLUME_DOWN,
 339   VOLUME_MUTE,
 340   VOLUME_UP,
 341 #if defined(OS_CHROMEOS)
 342   SWAP_PRIMARY_DISPLAY,
 343   TOGGLE_SPOKEN_FEEDBACK,
 344 #if !defined(NDEBUG)
 345   ADD_REMOVE_DISPLAY,
 346 #endif
 347   LOCK_SCREEN,
 348   TOGGLE_MIRROR_MODE,
 349 #endif
 350 };
 351
 352 const size_t kActionsAllowedAtModalWindowLength =
 353     arraysize(kActionsAllowedAtModalWindow);
 354
 355 const AcceleratorAction kNonrepeatableActions[] = {
 356   // TODO(mazda): Add other actions which should not be repeated.
 357   CYCLE_BACKWARD_MRU,
 358   CYCLE_FORWARD_MRU,
 359   CYCLE_LINEAR,
 360   EXIT,
 361   PRINT_UI_HIERARCHIES,  // Don't fill the logs if the key is held down.
 362   ROTATE_SCREEN,
 363   ROTATE_WINDOW,
 364   SCALE_UI_UP,
 365   SCALE_UI_DOWN,
 366   SCALE_UI_RESET,
 367   TOGGLE_FULLSCREEN,
 368   TOGGLE_MAXIMIZED,
 369   WINDOW_MINIMIZE,
 370 };
 371
 372 const size_t kNonrepeatableActionsLength =
 373     arraysize(kNonrepeatableActions);
 374
 375 const AcceleratorAction kActionsAllowedInAppMode[] = {
 376   BRIGHTNESS_DOWN,
 377   BRIGHTNESS_UP,
 378   CYCLE_BACKWARD_MRU,
 379   CYCLE_FORWARD_MRU,
 380   CYCLE_LINEAR,
 381   DISABLE_CAPS_LOCK,
 382   KEYBOARD_BRIGHTNESS_DOWN,
 383   KEYBOARD_BRIGHTNESS_UP,
 384   MAGNIFY_SCREEN_ZOOM_IN,  // Control+F7
 385   MAGNIFY_SCREEN_ZOOM_OUT,  // Control+F6
 386   MEDIA_NEXT_TRACK,
 387   MEDIA_PLAY_PAUSE,
 388   MEDIA_PREV_TRACK,
 389   NEXT_IME,
 390   POWER_PRESSED,
 391   POWER_RELEASED,
 392   PREVIOUS_IME,
 393   PRINT_LAYER_HIERARCHY,
 394   PRINT_UI_HIERARCHIES,
 395   PRINT_VIEW_HIERARCHY,
 396   PRINT_WINDOW_HIERARCHY,
 397   ROTATE_SCREEN,
 398   SCALE_UI_DOWN,
 399   SCALE_UI_RESET,
 400   SCALE_UI_UP,
 401   SWITCH_IME,  // Switch to another IME depending on the accelerator.
 402   TOGGLE_CAPS_LOCK,
 403   TOGGLE_WIFI,
 404   TOUCH_HUD_CLEAR,
 405   VOLUME_DOWN,
 406   VOLUME_MUTE,
 407   VOLUME_UP,
 408 #if defined(OS_CHROMEOS)
 409   SWAP_PRIMARY_DISPLAY,
 410   TOGGLE_SPOKEN_FEEDBACK,
 411   ADD_REMOVE_DISPLAY,
 412   DISABLE_GPU_WATCHDOG,
 413   TOGGLE_MIRROR_MODE,
 414 #endif  // defined(OS_CHROMEOS)
 415 };
 416
 417 const size_t kActionsAllowedInAppModeLength =
 418     arraysize(kActionsAllowedInAppMode);
 419
 420 const AcceleratorAction kActionsNeedingWindow[] = {
 421     ACCESSIBLE_FOCUS_NEXT,
 422     ACCESSIBLE_FOCUS_PREVIOUS,
 423     CYCLE_BACKWARD_MRU,
 424     CYCLE_FORWARD_MRU,
 425     CYCLE_LINEAR,
 426     WINDOW_SNAP_LEFT,
 427     WINDOW_SNAP_RIGHT,
 428     WINDOW_MINIMIZE,
 429     TOGGLE_FULLSCREEN,
 430     TOGGLE_MAXIMIZED,
 431     WINDOW_POSITION_CENTER,
 432     ROTATE_WINDOW,
 433 };
 434
 435 const size_t kActionsNeedingWindowLength = arraysize(kActionsNeedingWindow);
 436
 437 }  // namespace ash