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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/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_P, ui::EF_CONTROL_DOWN | ui::EF_ALT_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
    439