text: // Copyright (c) 2012 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #include "ash/ash_switches.h"
  
  #include "base/command_line.h"
  
  namespace ash {
  namespace switches {
  
  // Enables an animated transition from the boot splash screen (Chrome logo on a
  // white background) to the login screen.  Implies
  // |kAshCopyHostBackgroundAtBoot| and doesn't make much sense if used in
  // conjunction with |kDisableBootAnimation| (since the transition begins at the
  // same time as the white/grayscale login screen animation).
  const char kAshAnimateFromBootSplashScreen[] =
      "ash-animate-from-boot-splash-screen";
  
  // Constrains the pointer movement within a root window on desktop.
  const char kAshConstrainPointerToRoot[] = "ash-constrain-pointer-to-root";
  
  // Copies the host window's content to the system background layer at startup.
  // Can make boot slightly slower, but also hides an even-longer awkward period
  // where we display a white background if the login wallpaper takes a long time
  // to load.
  const char kAshCopyHostBackgroundAtBoot[] = "ash-copy-host-background-at-boot";
  
  // Enable keyboard shortcuts useful for debugging.
  const char kAshDebugShortcuts[] = "ash-debug-shortcuts";
  
  // UI to show preferred networks in the status area (for testing).
  const char kAshDebugShowPreferredNetworks[] =
      "ash-debug-show-preferred-networks";
  
  // Default wallpaper to use (as paths to trusted, non-user-writable JPEG files).
  const char kAshDefaultWallpaperLarge[] = "ash-default-wallpaper-large";
  const char kAshDefaultWallpaperSmall[] = "ash-default-wallpaper-small";
  
  // Use the normal visual style for the caption buttons (minimize, maximize,
  // restore, close).
  const char kAshDisableAlternateFrameCaptionButtonStyle[] =
      "ash-disable-alternate-caption-button";
  
  // Disable the alternate shelf layout.
  const char kAshDisableAlternateShelfLayout[] =
      "ash-disable-alternate-shelf-layout";
  
  #if defined(OS_CHROMEOS)
  // Disable the status tray volume menu for allowing the user to choose an audio
  // input and output device.
  const char kAshDisableAudioDeviceMenu[] =
      "ash-disable-audio-device-menu";
  #endif
  
  // Disable auto window maximization logic.
  const char kAshDisableAutoMaximizing[] = "ash-disable-auto-maximizing";
  
  // Disables the limitter to throttle how quickly a user
  // can change display settings.
  const char kAshDisableDisplayChangeLimiter[] =
      "ash-disable-display-change-limiter";
  
  #if defined(OS_CHROMEOS)
  // Disable the notification when a low-power USB charger is connected.
  const char kAshDisableUsbChargerNotification[] =
      "ash-disable-usb-charger-notification";
  
  // TODO(jamescook): Remove this unused flag. It exists only to allow the
  // "Enable audio device menu" about:flags item to have the tri-state
  // default/enabled/disabled UI.
  const char kAshEnableAudioDeviceMenu[] = "ash-enable-audio-device-menu";
  #endif  // defined(OS_CHROMEOS)
  
  // Enable advanced gestures (e.g. for window management).
  const char kAshEnableAdvancedGestures[] = "ash-enable-advanced-gestures";
  
  // Use alternate visual style for the caption buttons (minimize, maximize,
  // restore, close). The alternate style:
  // - Adds a dedicated button for minimize.
  // - Increases the height of the maximized header.
  // - Removes the maximize button's help bubble.
  // - Switches snapping a window left/right to be always 50%.
  const char kAshEnableAlternateFrameCaptionButtonStyle[] =
      "ash-enable-alternate-caption-button";
  
  // Always enable brightness control. Used by machines that don't report their
  // main monitor as internal.
  const char kAshEnableBrightnessControl[] = "ash-enable-brightness-control";
  
  // Enable the dock area on a desktop.
  const char kAshEnableDockedWindows[] = "ash-enable-docked-windows";
  
  // Disable dragging items off the shelf to unpin them.
  const char kAshDisableDragOffShelf[] = "ash-disable-drag-off-shelf";
  
  #if defined(OS_CHROMEOS)
  // Enables the "full multi profile mode" - as it was in M-31.
  const char kAshEnableFullMultiProfileMode[] =
      "ash-enable-full-multi-profile-mode";
  #endif
  
  #if defined(OS_LINUX)
  // Enable memory monitoring.
  const char kAshEnableMemoryMonitor[] = "ash-enable-memory-monitor";
  #endif
  // Enables the Oak tree viewer.
  const char kAshEnableOak[] = "ash-enable-oak";
  
  // Disables overview mode for window switching.
  const char kAshDisableOverviewMode[] = "ash-disable-overview-mode";
  
  // Enables software based mirroring.
  const char kAshEnableSoftwareMirroring[] = "ash-enable-software-mirroring";
  
  // Enables "sticky" edges instead of "snap-to-edge"
  const char kAshEnableStickyEdges[] = "ash-enable-sticky-edges";
  
  // Enables showing the tray bubble by dragging on the shelf.
  const char kAshEnableTrayDragging[] = "ash-enable-tray-dragging";
  
  // Forces chrome to use mirror mode when an external display is connected.
  const char kAshForceMirrorMode[] = "ash-force-mirror-mode";
  
  // Wallpaper to use in guest mode (as paths to trusted, non-user-writable JPEG
  // files).
  const char kAshGuestWallpaperLarge[] = "ash-guest-wallpaper-large";
  const char kAshGuestWallpaperSmall[] = "ash-guest-wallpaper-small";
  
  // Hides notifications that are irrelevant to Chrome OS device factory testing,
  // such as battery level updates.
  const char kAshHideNotificationsForFactory[] =
      "ash-hide-notifications-for-factory";
  
  // Sets a window size, optional position, and optional scale factor.
  // "1024x768" creates a window of size 1024x768.
  // "100+200-1024x768" positions the window at 100,200.
  // "1024x768*2" sets the scale factor to 2 for a high DPI display.
  const char kAshHostWindowBounds[] = "ash-host-window-bounds";
  
  // OEM-supplied wallpaper (as paths to trusted, non-user-writable JPEG files).
  const char kAshOemWallpaperLarge[] = "ash-oem-wallpaper-large";
  const char kAshOemWallpaperSmall[] = "ash-oem-wallpaper-small";
  
  // Specifies the delay in milliseconds before beginning overview mode after
  // getting an alt tab keypress.
  const char kAshOverviewDelayOnAltTab[] = "ash-overview-delay-on-alt-tab";
  
  // Specifies the layout mode and offsets for the secondary display for
  // testing. The format is "<t|r|b|l>,<offset>" where t=TOP, r=RIGHT,
  // b=BOTTOM and L=LEFT. For example, 'r,-100' means the secondary display
  // is positioned on the right with -100 offset. (above than primary)
  const char kAshSecondaryDisplayLayout[] = "ash-secondary-display-layout";
  
  // Enables the heads-up display for tracking touch points.
  const char kAshTouchHud[] = "ash-touch-hud";
  
  // Use alternate layout of the shelf for testing a new look and feel:
  // Slightly smaller profile, only 2 states for the "bar highlight" on
  // launcher buttons, app list icon with more visible state indication,
  // app list icon repositionable and defaulting as 1st item in shelf,
  // more visible state indication for background on status area.
  // crbug's [244983, 244990, 244994, 245005, 245012]
  const char kAshUseAlternateShelfLayout[] = "ash-use-alternate-shelf";
  
  // Flags explicitly show or hide the shelf alignment menu.
  const char kShowShelfAlignmentMenu[] = "show-launcher-alignment-menu";
  const char kHideShelfAlignmentMenu[] = "hide-launcher-alignment-menu";
  
  // Uses the 1st display in --ash-host-window-bounds as internal display.
  // This is for debugging on linux desktop.
  const char kAshUseFirstDisplayAsInternal[] =
      "ash-use-first-display-as-internal";
  
  // (Most) Chrome OS hardware reports ACPI power button releases correctly.
  // Standard hardware reports releases immediately after presses.  If set, we
  // lock the screen or shutdown the system immediately in response to a press
  // instead of displaying an interactive animation.
  const char kAuraLegacyPowerButton[] = "aura-legacy-power-button";
  
  #if defined(OS_WIN)
  // Force Ash to open its root window on the desktop, even on Windows 8 where
  // it would normally end up in metro.
  const char kForceAshToDesktop[] = "ash-force-desktop";
  
  #endif
  
  // Disallow items to be dragged from the app launcher list into the launcher.
  const char kAshDisableDragAndDropAppListToLauncher[] =
      "ash-disable-drag-and-drop-applist-to-launcher";
  
  bool UseAlternateFrameCaptionButtonStyle() {
    return CommandLine::ForCurrentProcess()->
        HasSwitch(kAshEnableAlternateFrameCaptionButtonStyle);
  }
  
  bool UseAlternateShelfLayout() {
    return !CommandLine::ForCurrentProcess()->
        HasSwitch(kAshDisableAlternateShelfLayout);
  }
  
  bool UseDragOffShelf() {
    return !CommandLine::ForCurrentProcess()->
        HasSwitch(kAshDisableDragOffShelf);
  }
  
  bool ShowShelfAlignmentMenu() {
    return !CommandLine::ForCurrentProcess()->
        HasSwitch(kHideShelfAlignmentMenu);
  }
  
  // Returns true if the full multi profile mode (M-31 version) is active.
  bool UseFullMultiProfileMode() {
  #if defined(OS_CHROMEOS)
    return CommandLine::ForCurrentProcess()->
        HasSwitch(kAshEnableFullMultiProfileMode);
  #else
    return false;
  #endif
  }
  
  bool UseOverviewMode() {
    return !CommandLine::ForCurrentProcess()->HasSwitch(kAshDisableOverviewMode);
  }
  
  #if defined(OS_CHROMEOS)
  bool ShowAudioDeviceMenu() {
    return !CommandLine::ForCurrentProcess()->
        HasSwitch(kAshDisableAudioDeviceMenu);
  }
  
  bool UseUsbChargerNotification() {
    return !CommandLine::ForCurrentProcess()->
        HasSwitch(kAshDisableUsbChargerNotification);
  }
  #endif
  
  }  // namespace switches
  }  // namespace ash
  