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