ash/ash_switches.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/ash_switches.h"
   6
   7 #include "base/command_line.h"
   8
   9 namespace ash {
  10 namespace switches {
  11
  12 // Enables an animated transition from the boot splash screen (Chrome logo on a
  13 // white background) to the login screen.  Implies
  14 // |kAshCopyHostBackgroundAtBoot| and doesn't make much sense if used in
  15 // conjunction with |kDisableBootAnimation| (since the transition begins at the
  16 // same time as the white/grayscale login screen animation).
  17 const char kAshAnimateFromBootSplashScreen[] =
  18     "ash-animate-from-boot-splash-screen";
  19
  20 // Constrains the pointer movement within a root window on desktop.
  21 const char kAshConstrainPointerToRoot[] = "ash-constrain-pointer-to-root";
  22
  23 // Copies the host window's content to the system background layer at startup.
  24 // Can make boot slightly slower, but also hides an even-longer awkward period
  25 // where we display a white background if the login wallpaper takes a long time
  26 // to load.
  27 const char kAshCopyHostBackgroundAtBoot[] = "ash-copy-host-background-at-boot";
  28
  29 // Enable keyboard shortcuts useful for debugging.
  30 const char kAshDebugShortcuts[] = "ash-debug-shortcuts";
  31
  32 // Indicates that the wallpaper images specified by
  33 // kAshDefaultWallpaper{Large,Small} are OEM-specific (i.e. they are not
  34 // downloadable from Google).
  35 const char kAshDefaultWallpaperIsOem[] = "ash-default-wallpaper-is-oem";
  36
  37 // Default wallpaper to use (as paths to trusted, non-user-writable JPEG files).
  38 const char kAshDefaultWallpaperLarge[] = "ash-default-wallpaper-large";
  39 const char kAshDefaultWallpaperSmall[] = "ash-default-wallpaper-small";
  40
  41 // Disable ability to dock windows at the desktop edge.
  42 const char kAshDisableDockedWindows[] = "ash-disable-docked-windows";
  43
  44 // Disable the Touch Exploration Mode. Touch Exploration Mode will no longer be
  45 // turned on automatically when spoken feedback is enabled when this flag is
  46 // set.
  47 const char kAshDisableTouchExplorationMode[] =
  48     "ash-disable-touch-exploration-mode";
  49
  50 #if defined(OS_CHROMEOS)
  51 // Enables key bindings to scroll magnified screen.
  52 const char kAshEnableMagnifierKeyScroller[] =
  53     "ash-enable-magnifier-key-scroller";
  54 #endif
  55
  56 // Enables software based mirroring.
  57 const char kAshEnableSoftwareMirroring[] = "ash-enable-software-mirroring";
  58
  59 // Enables touch view testing.
  60 // TODO(skuhne): Remove TOGGLE_TOUCH_VIEW_TESTING accelerator once this
  61 // flag is removed.
  62 const char kAshEnableTouchViewTesting[] = "ash-enable-touch-view-testing";
  63
  64 // When this flag is set, system sounds will be played whether the
  65 // ChromeVox is enabled or not.
  66 const char kAshEnableSystemSounds[] = "ash-enable-system-sounds";
  67
  68 // Enables showing the tray bubble by dragging on the shelf.
  69 const char kAshEnableTrayDragging[] = "ash-enable-tray-dragging";
  70
  71 // Wallpaper to use in guest mode (as paths to trusted, non-user-writable JPEG
  72 // files).
  73 const char kAshGuestWallpaperLarge[] = "ash-guest-wallpaper-large";
  74 const char kAshGuestWallpaperSmall[] = "ash-guest-wallpaper-small";
  75
  76 // Hides notifications that are irrelevant to Chrome OS device factory testing,
  77 // such as battery level updates.
  78 const char kAshHideNotificationsForFactory[] =
  79     "ash-hide-notifications-for-factory";
  80
  81 // Sets a window size, optional position, and optional scale factor.
  82 // "1024x768" creates a window of size 1024x768.
  83 // "100+200-1024x768" positions the window at 100,200.
  84 // "1024x768*2" sets the scale factor to 2 for a high DPI display.
  85 const char kAshHostWindowBounds[] = "ash-host-window-bounds";
  86
  87 // Specifies the layout mode and offsets for the secondary display for
  88 // testing. The format is "<t|r|b|l>,<offset>" where t=TOP, r=RIGHT,
  89 // b=BOTTOM and L=LEFT. For example, 'r,-100' means the secondary display
  90 // is positioned on the right with -100 offset. (above than primary)
  91 const char kAshSecondaryDisplayLayout[] = "ash-secondary-display-layout";
  92
  93 // Enables the heads-up display for tracking touch points.
  94 const char kAshTouchHud[] = "ash-touch-hud";
  95
  96 // Uses the 1st display in --ash-host-window-bounds as internal display.
  97 // This is for debugging on linux desktop.
  98 const char kAshUseFirstDisplayAsInternal[] =
  99     "ash-use-first-display-as-internal";
 100
 101 // (Most) Chrome OS hardware reports ACPI power button releases correctly.
 102 // Standard hardware reports releases immediately after presses.  If set, we
 103 // lock the screen or shutdown the system immediately in response to a press
 104 // instead of displaying an interactive animation.
 105 const char kAuraLegacyPowerButton[] = "aura-legacy-power-button";
 106
 107 #if defined(OS_WIN)
 108 // Force Ash to open its root window on the desktop, even on Windows 8 where
 109 // it would normally end up in metro.
 110 const char kForceAshToDesktop[] = "ash-force-desktop";
 111
 112 #endif
 113
 114 bool UseDockedWindows() {
 115   return !CommandLine::ForCurrentProcess()->HasSwitch(kAshDisableDockedWindows);
 116 }
 117
 118 }  // namespace switches
 119 }  // namespace ash