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 "ash/strings/grit/ash_strings.h"
   8 #include "base/basictypes.h"
   9
  10 namespace ash {
  11
  12 const AcceleratorData kAcceleratorData[] = {
  13   // We have to define 3 entries for Shift+Alt. VKEY_[LR]MENU might be sent to
  14   // the accelerator controller when RenderWidgetHostViewAura is focused, and
  15   // VKEY_MENU might be when it's not (e.g. when NativeWidgetAura is focused).
  16   { false, ui::VKEY_LMENU, ui::EF_SHIFT_DOWN, NEXT_IME },
  17   { false, ui::VKEY_MENU, ui::EF_SHIFT_DOWN, NEXT_IME },
  18   { false, ui::VKEY_RMENU, ui::EF_SHIFT_DOWN, NEXT_IME },
  19   // The same is true for Alt+Shift.
  20   { false, ui::VKEY_LSHIFT, ui::EF_ALT_DOWN, NEXT_IME },
  21   { false, ui::VKEY_SHIFT, ui::EF_ALT_DOWN, NEXT_IME },
  22   { false, ui::VKEY_RSHIFT, ui::EF_ALT_DOWN, NEXT_IME },
  23   { true, ui::VKEY_SPACE, ui::EF_CONTROL_DOWN, PREVIOUS_IME },
  24   { false, ui::VKEY_SPACE, ui::EF_CONTROL_DOWN, PREVIOUS_IME },
  25   // Shortcuts for Japanese IME.
  26   { true, ui::VKEY_CONVERT, ui::EF_NONE, SWITCH_IME },
  27   { true, ui::VKEY_NONCONVERT, ui::EF_NONE, SWITCH_IME },
  28   { true, ui::VKEY_DBE_SBCSCHAR, ui::EF_NONE, SWITCH_IME },
  29   { true, ui::VKEY_DBE_DBCSCHAR, ui::EF_NONE, SWITCH_IME },
  30   // Shortcut for Koren IME.
  31   { true, ui::VKEY_HANGUL, ui::EF_NONE, SWITCH_IME },
  32
  33   { true, ui::VKEY_TAB, ui::EF_ALT_DOWN, CYCLE_FORWARD_MRU },
  34   { true, ui::VKEY_TAB, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
  35     CYCLE_BACKWARD_MRU },
  36   { true, ui::VKEY_MEDIA_LAUNCH_APP1, ui::EF_NONE, TOGGLE_OVERVIEW },
  37 #if defined(OS_CHROMEOS)
  38   { true, ui::VKEY_BROWSER_SEARCH, ui::EF_NONE, TOGGLE_APP_LIST },
  39   { true, ui::VKEY_WLAN, ui::EF_NONE, TOGGLE_WIFI },
  40   { true, ui::VKEY_KBD_BRIGHTNESS_DOWN, ui::EF_NONE, KEYBOARD_BRIGHTNESS_DOWN },
  41   { true, ui::VKEY_KBD_BRIGHTNESS_UP, ui::EF_NONE, KEYBOARD_BRIGHTNESS_UP },
  42   // Maximize button.
  43   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_CONTROL_DOWN, TOGGLE_MIRROR_MODE },
  44   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_ALT_DOWN, SWAP_PRIMARY_DISPLAY },
  45   // Cycle windows button.
  46   { true, ui::VKEY_MEDIA_LAUNCH_APP1, ui::EF_CONTROL_DOWN, TAKE_SCREENSHOT },
  47   { true, ui::VKEY_MEDIA_LAUNCH_APP1, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
  48     TAKE_PARTIAL_SCREENSHOT },
  49   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_NONE, BRIGHTNESS_DOWN },
  50   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_ALT_DOWN, KEYBOARD_BRIGHTNESS_DOWN },
  51   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_NONE, BRIGHTNESS_UP },
  52   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_ALT_DOWN, KEYBOARD_BRIGHTNESS_UP },
  53   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  54     MAGNIFY_SCREEN_ZOOM_OUT},
  55   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  56     MAGNIFY_SCREEN_ZOOM_IN},
  57   { true, ui::VKEY_L, ui::EF_COMMAND_DOWN, LOCK_SCREEN },
  58   // The lock key on Chrome OS keyboards produces F13 scancodes.
  59   { true, ui::VKEY_F13, ui::EF_NONE, LOCK_PRESSED },
  60   { false, ui::VKEY_F13, ui::EF_NONE, LOCK_RELEASED },
  61   // Generic keyboards can use VKEY_SLEEP to mimic ChromeOS keyboard's lock key.
  62   { true, ui::VKEY_SLEEP, ui::EF_NONE, LOCK_PRESSED },
  63   { false, ui::VKEY_SLEEP, ui::EF_NONE, LOCK_RELEASED },
  64   { true, ui::VKEY_POWER, ui::EF_NONE, POWER_PRESSED },
  65   { false, ui::VKEY_POWER, ui::EF_NONE, POWER_RELEASED },
  66   { true, ui::VKEY_M, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
  67     OPEN_FILE_MANAGER },
  68   { true, ui::VKEY_OEM_2, ui::EF_CONTROL_DOWN, OPEN_GET_HELP },
  69   { true, ui::VKEY_OEM_2, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
  70     OPEN_GET_HELP },
  71   { true, ui::VKEY_T, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN, OPEN_CROSH },
  72   { true, ui::VKEY_G, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  73     DISABLE_GPU_WATCHDOG },
  74   { true, ui::VKEY_I, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  75     TOUCH_HUD_MODE_CHANGE },
  76   { true, ui::VKEY_I, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
  77     TOUCH_HUD_CLEAR },
  78   { true, ui::VKEY_P, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  79     TOUCH_HUD_PROJECTION_TOGGLE },
  80   // Accessibility: Spoken feedback shortcuts. The first one is to toggle
  81   // spoken feedback on or off. The others are only valid when
  82   // spoken feedback is enabled.
  83   { true, ui::VKEY_Z, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  84     TOGGLE_SPOKEN_FEEDBACK },
  85   { true, ui::VKEY_CONTROL, ui::EF_CONTROL_DOWN, SILENCE_SPOKEN_FEEDBACK},
  86   { true, ui::VKEY_LCONTROL, ui::EF_CONTROL_DOWN, SILENCE_SPOKEN_FEEDBACK},
  87   { true, ui::VKEY_RCONTROL, ui::EF_CONTROL_DOWN, SILENCE_SPOKEN_FEEDBACK},
  88   { true, ui::VKEY_OEM_COMMA, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  89     SWITCH_TO_PREVIOUS_USER },
  90   { true, ui::VKEY_OEM_PERIOD, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
  91     SWITCH_TO_NEXT_USER },
  92   // Turning the TouchView maximizing mode on via hotkey for the time being.
  93   // TODO(skuhne): Remove once the test isn't needed anymore.
  94   { true, ui::VKEY_8, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
  95     TOGGLE_TOUCH_VIEW_TESTING },
  96   // Single shift release turns off caps lock.
  97   { false, ui::VKEY_LSHIFT, ui::EF_NONE, DISABLE_CAPS_LOCK },
  98   { false, ui::VKEY_SHIFT, ui::EF_NONE, DISABLE_CAPS_LOCK },
  99   { false, ui::VKEY_RSHIFT, ui::EF_NONE, DISABLE_CAPS_LOCK },
 100   { false, ui::VKEY_LWIN, ui::EF_ALT_DOWN, TOGGLE_CAPS_LOCK },
 101   { true, ui::VKEY_VOLUME_MUTE, ui::EF_NONE, VOLUME_MUTE },
 102   { true, ui::VKEY_VOLUME_DOWN, ui::EF_NONE, VOLUME_DOWN },
 103   { true, ui::VKEY_VOLUME_UP, ui::EF_NONE, VOLUME_UP },
 104   { true, ui::VKEY_ESCAPE, ui::EF_COMMAND_DOWN, SHOW_TASK_MANAGER },
 105 #else   // defined(OS_CHROMEOS)
 106   // This key has been deprecated on CrOS. It is instead included below in the
 107   // |kDeprecatedAccelerators|, and above in the CrOS accelerators as
 108   // Search+Esc.
 109   { true, ui::VKEY_ESCAPE, ui::EF_SHIFT_DOWN, SHOW_TASK_MANAGER },
 110 #endif  // defined(OS_CHROMEOS)
 111   { true, ui::VKEY_I, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN, OPEN_FEEDBACK_PAGE },
 112 #if !defined(OS_WIN)
 113   { true, ui::VKEY_Q, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, EXIT },
 114 #endif
 115   { true, ui::VKEY_N, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
 116     NEW_INCOGNITO_WINDOW },
 117   { true, ui::VKEY_N, ui::EF_CONTROL_DOWN, NEW_WINDOW },
 118   { true, ui::VKEY_T, ui::EF_CONTROL_DOWN, NEW_TAB },
 119   { true, ui::VKEY_OEM_MINUS,
 120     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, SCALE_UI_UP },
 121   { true, ui::VKEY_OEM_PLUS,
 122     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, SCALE_UI_DOWN },
 123   { true, ui::VKEY_0,
 124     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, SCALE_UI_RESET },
 125   { true, ui::VKEY_BROWSER_REFRESH,
 126     ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN, ROTATE_SCREEN },
 127   { true, ui::VKEY_BROWSER_REFRESH,
 128     ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 129     ROTATE_WINDOW },
 130   { true, ui::VKEY_T, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, RESTORE_TAB },
 131   { true, ui::VKEY_PRINT, ui::EF_NONE, TAKE_SCREENSHOT },
 132   // On Chrome OS, Search key is mapped to LWIN. The Search key binding should
 133   // act on release instead of press when using Search as a modifier key for
 134   // extended keyboard shortcuts.
 135   { false, ui::VKEY_LWIN, ui::EF_NONE, TOGGLE_APP_LIST },
 136   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_NONE, TOGGLE_FULLSCREEN },
 137   { true, ui::VKEY_MEDIA_LAUNCH_APP2, ui::EF_SHIFT_DOWN, TOGGLE_FULLSCREEN },
 138   { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN, FOCUS_SHELF },
 139   { true, ui::VKEY_HELP, ui::EF_NONE, SHOW_KEYBOARD_OVERLAY },
 140   { true, ui::VKEY_OEM_2, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 141     SHOW_KEYBOARD_OVERLAY },
 142   { true, ui::VKEY_OEM_2,
 143     ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 144     SHOW_KEYBOARD_OVERLAY },
 145   { true, ui::VKEY_F14, ui::EF_NONE, SHOW_KEYBOARD_OVERLAY },
 146   { true, ui::VKEY_N, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 147     SHOW_MESSAGE_CENTER_BUBBLE },
 148   { true, ui::VKEY_S, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 149     SHOW_SYSTEM_TRAY_BUBBLE },
 150   { true, ui::VKEY_1, ui::EF_ALT_DOWN, LAUNCH_APP_0 },
 151   { true, ui::VKEY_2, ui::EF_ALT_DOWN, LAUNCH_APP_1 },
 152   { true, ui::VKEY_3, ui::EF_ALT_DOWN, LAUNCH_APP_2 },
 153   { true, ui::VKEY_4, ui::EF_ALT_DOWN, LAUNCH_APP_3 },
 154   { true, ui::VKEY_5, ui::EF_ALT_DOWN, LAUNCH_APP_4 },
 155   { true, ui::VKEY_6, ui::EF_ALT_DOWN, LAUNCH_APP_5 },
 156   { true, ui::VKEY_7, ui::EF_ALT_DOWN, LAUNCH_APP_6 },
 157   { true, ui::VKEY_8, ui::EF_ALT_DOWN, LAUNCH_APP_7 },
 158   { true, ui::VKEY_9, ui::EF_ALT_DOWN, LAUNCH_LAST_APP },
 159
 160   // Window management shortcuts.
 161   { true, ui::VKEY_OEM_4, ui::EF_ALT_DOWN, WINDOW_CYCLE_SNAP_DOCK_LEFT },
 162   { true, ui::VKEY_OEM_6, ui::EF_ALT_DOWN, WINDOW_CYCLE_SNAP_DOCK_RIGHT },
 163   { true, ui::VKEY_OEM_MINUS, ui::EF_ALT_DOWN, WINDOW_MINIMIZE },
 164   { true, ui::VKEY_OEM_PLUS, ui::EF_ALT_DOWN, TOGGLE_MAXIMIZED },
 165   { true, ui::VKEY_OEM_PLUS, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 166     WINDOW_POSITION_CENTER },
 167   { true, ui::VKEY_BROWSER_FORWARD, ui::EF_CONTROL_DOWN, FOCUS_NEXT_PANE },
 168   { true, ui::VKEY_BROWSER_BACK, ui::EF_CONTROL_DOWN, FOCUS_PREVIOUS_PANE },
 169
 170   // Media Player shortcuts.
 171   { true, ui::VKEY_MEDIA_NEXT_TRACK, ui::EF_NONE, MEDIA_NEXT_TRACK},
 172   { true, ui::VKEY_MEDIA_PLAY_PAUSE, ui::EF_NONE, MEDIA_PLAY_PAUSE},
 173   { true, ui::VKEY_MEDIA_PREV_TRACK, ui::EF_NONE, MEDIA_PREV_TRACK},
 174
 175   // Debugging shortcuts that need to be available to end-users in
 176   // release builds.
 177   { true, ui::VKEY_U, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN | ui::EF_SHIFT_DOWN,
 178     PRINT_UI_HIERARCHIES },
 179
 180   { false, ui::VKEY_HOME, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_PREVIOUS},
 181   { false, ui::VKEY_PRIOR, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_PREVIOUS},
 182   { false, ui::VKEY_END, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_NEXT},
 183   { false, ui::VKEY_NEXT, ui::EF_SHIFT_DOWN, ACCESSIBLE_FOCUS_NEXT},
 184
 185   // TODO(yusukes): Handle VKEY_MEDIA_STOP, and
 186   // VKEY_MEDIA_LAUNCH_MAIL.
 187 };
 188
 189 const size_t kAcceleratorDataLength = arraysize(kAcceleratorData);
 190
 191 // Instructions for how to deprecate and replace an Accelerator:
 192 //
 193 // 1- Replace the old deprecated accelerator from the above list with the new
 194 //    accelerator that will take its place.
 195 // 2- Add an entry for it in the following |kDeprecatedAccelerators| list.
 196 // 3- That entry should contain the following:
 197 //    - The deprecated accelerator data you removed from above.
 198 //    - Define a histogram for this action in |histograms.xml| in the form
 199 //      "Ash.Accelerators.{ActionName}" and include the name of this histogram
 200 //      in this entry.
 201 //    - The ID of the localized notification message to give the users telling
 202 //      them about the deprecation (Add one in |ash_chromeos_strings.grdp|.
 203 //      Search for the comment <!-- Deprecated Accelerators Messages -->).
 204 //    - {true or false} whether the deprecated accelerator is still enabled (we
 205 //      don't disable a deprecated accelerator abruptly).
 206 // 4- Don't forget to update the keyboard overlay.
 207 #if defined(OS_CHROMEOS)
 208
 209 const DeprecatedAcceleratorData kDeprecatedAccelerators[] = {
 210   {
 211     { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, LOCK_SCREEN },
 212     "Ash.Accelerators.LockScreen",
 213     IDS_DEPRECATED_LOCK_SCREEN_MSG,
 214     true
 215   },
 216   {
 217     { true, ui::VKEY_ESCAPE, ui::EF_SHIFT_DOWN, SHOW_TASK_MANAGER },
 218     "Ash.Accelerators.ShowTaskManager",
 219     IDS_DEPRECATED_SHOW_TASK_MANAGER_MSG,
 220     true
 221   },
 222 };
 223
 224 const size_t kDeprecatedAcceleratorsLength = arraysize(kDeprecatedAccelerators);
 225
 226 #endif  // defined(OS_CHROMEOS)
 227
 228 const AcceleratorData kDebugAcceleratorData[] = {
 229 #if defined(OS_CHROMEOS)
 230   // Extra shortcut for debug build to control magnifier on linux desktop.
 231   { true, ui::VKEY_BRIGHTNESS_DOWN, ui::EF_CONTROL_DOWN,
 232     MAGNIFY_SCREEN_ZOOM_OUT},
 233   { true, ui::VKEY_BRIGHTNESS_UP, ui::EF_CONTROL_DOWN, MAGNIFY_SCREEN_ZOOM_IN},
 234   // Extra shortcuts to lock the screen on linux desktop.
 235   { true, ui::VKEY_L, ui::EF_ALT_DOWN, LOCK_SCREEN },
 236   { true, ui::VKEY_POWER, ui::EF_SHIFT_DOWN, LOCK_PRESSED },
 237   { false, ui::VKEY_POWER, ui::EF_SHIFT_DOWN, LOCK_RELEASED },
 238   { true, ui::VKEY_D, ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN,
 239     DEBUG_ADD_REMOVE_DISPLAY },
 240   { true, ui::VKEY_M, ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN,
 241     TOGGLE_MIRROR_MODE },
 242   { true, ui::VKEY_W, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN, TOGGLE_WIFI },
 243   // Extra shortcut for display swapping as alt-f4 is taken on linux desktop.
 244   { true, ui::VKEY_S, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
 245     SWAP_PRIMARY_DISPLAY },
 246 #endif
 247   // Extra shortcut to rotate/scale up/down the screen on linux desktop.
 248   { true, ui::VKEY_R,
 249     ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN, ROTATE_SCREEN },
 250   // For testing on systems where Alt-Tab is already mapped.
 251   { true, ui::VKEY_W, ui::EF_ALT_DOWN, CYCLE_FORWARD_MRU },
 252   { true, ui::VKEY_F11, ui::EF_CONTROL_DOWN,
 253     DEBUG_TOGGLE_ROOT_WINDOW_FULL_SCREEN },
 254   { true, ui::VKEY_W, ui::EF_SHIFT_DOWN | ui::EF_ALT_DOWN,
 255       CYCLE_BACKWARD_MRU },
 256   { true, ui::VKEY_B, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 257     DEBUG_TOGGLE_DESKTOP_BACKGROUND_MODE },
 258   { true, ui::VKEY_F, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
 259     TOGGLE_FULLSCREEN },
 260   { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 261     DEBUG_PRINT_LAYER_HIERARCHY },
 262   { true, ui::VKEY_V, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 263     DEBUG_PRINT_VIEW_HIERARCHY },
 264   { true, ui::VKEY_W, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 265     DEBUG_PRINT_WINDOW_HIERARCHY },
 266   { true, ui::VKEY_S, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 267     DEBUG_TOGGLE_DEVICE_SCALE_FACTOR },
 268   { true, ui::VKEY_B, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 269     DEBUG_TOGGLE_SHOW_DEBUG_BORDERS },
 270   { true, ui::VKEY_F, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 271     DEBUG_TOGGLE_SHOW_FPS_COUNTER },
 272   { true, ui::VKEY_P, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
 273     DEBUG_TOGGLE_SHOW_PAINT_RECTS },
 274 };
 275
 276 const size_t kDebugAcceleratorDataLength = arraysize(kDebugAcceleratorData);
 277
 278 const AcceleratorAction kPreferredActions[] = {
 279   // Window cycling accelerators.
 280   CYCLE_BACKWARD_MRU,  // Shift+Alt+Tab
 281   CYCLE_FORWARD_MRU,  // Alt+Tab
 282 };
 283
 284 const size_t kPreferredActionsLength = arraysize(kPreferredActions);
 285
 286 const AcceleratorAction kReservedActions[] = {
 287 #if defined(OS_CHROMEOS)
 288   POWER_PRESSED,
 289   POWER_RELEASED,
 290 #else
 291   DUMMY_FOR_RESERVED,
 292 #endif
 293 };
 294
 295 const size_t kReservedActionsLength = arraysize(kReservedActions);
 296
 297 const AcceleratorAction kActionsAllowedAtLoginOrLockScreen[] = {
 298   DEBUG_PRINT_LAYER_HIERARCHY,
 299   DEBUG_PRINT_VIEW_HIERARCHY,
 300   DEBUG_PRINT_WINDOW_HIERARCHY,
 301   MAGNIFY_SCREEN_ZOOM_IN,  // Control+F7
 302   MAGNIFY_SCREEN_ZOOM_OUT,  // Control+F6
 303   NEXT_IME,
 304   PREVIOUS_IME,
 305   PRINT_UI_HIERARCHIES,
 306   ROTATE_WINDOW,
 307   SHOW_SYSTEM_TRAY_BUBBLE,
 308   SWITCH_IME,  // Switch to another IME depending on the accelerator.
 309   TAKE_PARTIAL_SCREENSHOT,
 310   TAKE_SCREENSHOT,
 311 #if defined(OS_CHROMEOS)
 312   BRIGHTNESS_DOWN,
 313   BRIGHTNESS_UP,
 314   DEBUG_ADD_REMOVE_DISPLAY,
 315   DISABLE_CAPS_LOCK,
 316   DISABLE_GPU_WATCHDOG,
 317   KEYBOARD_BRIGHTNESS_DOWN,
 318   KEYBOARD_BRIGHTNESS_UP,
 319   TOGGLE_CAPS_LOCK,
 320   TOGGLE_SPOKEN_FEEDBACK,
 321   TOGGLE_TOUCH_VIEW_TESTING,
 322   TOGGLE_MIRROR_MODE,
 323   TOGGLE_WIFI,
 324   TOUCH_HUD_CLEAR,
 325   VOLUME_DOWN,
 326   VOLUME_MUTE,
 327   VOLUME_UP,
 328 #endif
 329 #if defined(OS_CHROMEOS) && !defined(NDEBUG)
 330   POWER_PRESSED,
 331   POWER_RELEASED,
 332 #endif  // defined(OS_CHROMEOS)
 333 };
 334
 335 const size_t kActionsAllowedAtLoginOrLockScreenLength =
 336     arraysize(kActionsAllowedAtLoginOrLockScreen);
 337
 338 const AcceleratorAction kActionsAllowedAtLockScreen[] = {
 339   EXIT,
 340 };
 341
 342 const size_t kActionsAllowedAtLockScreenLength =
 343     arraysize(kActionsAllowedAtLockScreen);
 344
 345 const AcceleratorAction kActionsAllowedAtModalWindow[] = {
 346   EXIT,
 347   MAGNIFY_SCREEN_ZOOM_IN,
 348   MAGNIFY_SCREEN_ZOOM_OUT,
 349   MEDIA_NEXT_TRACK,
 350   MEDIA_PLAY_PAUSE,
 351   MEDIA_PREV_TRACK,
 352   NEXT_IME,
 353   OPEN_FEEDBACK_PAGE,
 354   PREVIOUS_IME,
 355   PRINT_UI_HIERARCHIES,
 356   ROTATE_SCREEN,
 357   SCALE_UI_UP,
 358   SCALE_UI_DOWN,
 359   SCALE_UI_RESET,
 360   SHOW_KEYBOARD_OVERLAY,
 361   SWITCH_IME,
 362   TAKE_PARTIAL_SCREENSHOT,
 363   TAKE_SCREENSHOT,
 364 #if defined(OS_CHROMEOS)
 365   BRIGHTNESS_DOWN,
 366   BRIGHTNESS_UP,
 367   DEBUG_ADD_REMOVE_DISPLAY,
 368   DISABLE_CAPS_LOCK,
 369   KEYBOARD_BRIGHTNESS_DOWN,
 370   KEYBOARD_BRIGHTNESS_UP,
 371   LOCK_SCREEN,
 372   POWER_PRESSED,
 373   POWER_RELEASED,
 374   SWAP_PRIMARY_DISPLAY,
 375   TOGGLE_CAPS_LOCK,
 376   TOGGLE_MIRROR_MODE,
 377   TOGGLE_SPOKEN_FEEDBACK,
 378   TOGGLE_WIFI,
 379   VOLUME_DOWN,
 380   VOLUME_MUTE,
 381   VOLUME_UP,
 382 #endif
 383 };
 384
 385 const size_t kActionsAllowedAtModalWindowLength =
 386     arraysize(kActionsAllowedAtModalWindow);
 387
 388 const AcceleratorAction kNonrepeatableActions[] = {
 389     // TODO(mazda): Add other actions which should not be repeated.
 390     CYCLE_BACKWARD_MRU,
 391     CYCLE_FORWARD_MRU,
 392     TOGGLE_OVERVIEW,
 393     EXIT,
 394     PRINT_UI_HIERARCHIES,  // Don't fill the logs if the key is held down.
 395     ROTATE_SCREEN,
 396     ROTATE_WINDOW,
 397     SCALE_UI_UP,
 398     SCALE_UI_DOWN,
 399     SCALE_UI_RESET,
 400     TOGGLE_FULLSCREEN,
 401     TOGGLE_MAXIMIZED,
 402     WINDOW_MINIMIZE,
 403 #if defined(OS_CHROMEOS)
 404     LOCK_SCREEN,
 405 #endif
 406 };
 407
 408 const size_t kNonrepeatableActionsLength =
 409     arraysize(kNonrepeatableActions);
 410
 411 const AcceleratorAction kActionsAllowedInAppMode[] = {
 412   DEBUG_PRINT_LAYER_HIERARCHY,
 413   DEBUG_PRINT_VIEW_HIERARCHY,
 414   DEBUG_PRINT_WINDOW_HIERARCHY,
 415   MAGNIFY_SCREEN_ZOOM_IN,  // Control+F7
 416   MAGNIFY_SCREEN_ZOOM_OUT,  // Control+F6
 417   MEDIA_NEXT_TRACK,
 418   MEDIA_PLAY_PAUSE,
 419   MEDIA_PREV_TRACK,
 420   NEXT_IME,
 421   PREVIOUS_IME,
 422   PRINT_UI_HIERARCHIES,
 423   ROTATE_SCREEN,
 424   SCALE_UI_DOWN,
 425   SCALE_UI_RESET,
 426   SCALE_UI_UP,
 427   SWITCH_IME,  // Switch to another IME depending on the accelerator.
 428 #if defined(OS_CHROMEOS)
 429   BRIGHTNESS_DOWN,
 430   BRIGHTNESS_UP,
 431   DEBUG_ADD_REMOVE_DISPLAY,
 432   DISABLE_CAPS_LOCK,
 433   DISABLE_GPU_WATCHDOG,
 434   KEYBOARD_BRIGHTNESS_DOWN,
 435   KEYBOARD_BRIGHTNESS_UP,
 436   POWER_PRESSED,
 437   POWER_RELEASED,
 438   SWAP_PRIMARY_DISPLAY,
 439   TOGGLE_CAPS_LOCK,
 440   TOGGLE_MIRROR_MODE,
 441   TOGGLE_SPOKEN_FEEDBACK,
 442   TOGGLE_WIFI,
 443   TOUCH_HUD_CLEAR,
 444   VOLUME_DOWN,
 445   VOLUME_MUTE,
 446   VOLUME_UP,
 447 #endif  // defined(OS_CHROMEOS)
 448 };
 449
 450 const size_t kActionsAllowedInAppModeLength =
 451     arraysize(kActionsAllowedInAppMode);
 452
 453 const AcceleratorAction kActionsNeedingWindow[] = {
 454     ACCESSIBLE_FOCUS_NEXT,
 455     ACCESSIBLE_FOCUS_PREVIOUS,
 456     CYCLE_BACKWARD_MRU,
 457     CYCLE_FORWARD_MRU,
 458     TOGGLE_OVERVIEW,
 459     WINDOW_CYCLE_SNAP_DOCK_LEFT,
 460     WINDOW_CYCLE_SNAP_DOCK_RIGHT,
 461     WINDOW_MINIMIZE,
 462     TOGGLE_FULLSCREEN,
 463     TOGGLE_MAXIMIZED,
 464     WINDOW_POSITION_CENTER,
 465     ROTATE_WINDOW,
 466 };
 467
 468 const size_t kActionsNeedingWindowLength = arraysize(kActionsNeedingWindow);
 469
 470 }  // namespace ash