ui/base/ui_base_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 "ui/base/ui_base_switches.h"
   6
   7 namespace switches {
   8
   9 // Disables use of DWM composition for top level windows.
  10 const char kDisableDwmComposition[] = "disable-dwm-composition";
  11
  12 // Disables touch adjustment.
  13 const char kDisableTouchAdjustment[] = "disable-touch-adjustment";
  14
  15 // Disables touch event based drag and drop.
  16 const char kDisableTouchDragDrop[] = "disable-touch-drag-drop";
  17
  18 // Disables controls that support touch base text editing.
  19 const char kDisableTouchEditing[] = "disable-touch-editing";
  20
  21 // Disables the Views textfield on Windows.
  22 const char kDisableViewsTextfield[] = "disable-views-textfield";
  23
  24 // Enables support for bezel touch.
  25 const char kEnableBezelTouch[] = "enable-bezel-touch";
  26
  27 // Enables the new dialog style wherever it is available.
  28 const char kEnableNewDialogStyle[] = "enable-new-dialog-style";
  29
  30 // Enables touch event based drag and drop.
  31 const char kEnableTouchDragDrop[] = "enable-touch-drag-drop";
  32
  33 // Enables controls that support touch base text editing.
  34 const char kEnableTouchEditing[] = "enable-touch-editing";
  35
  36 // Enables the Views textfield on Windows.
  37 const char kEnableViewsTextfield[] = "enable-views-textfield";
  38
  39 // Overrides the device scale factor for the browser UI and the contents.
  40 const char kForceDeviceScaleFactor[] = "force-device-scale-factor";
  41
  42 // If a resource is requested at a scale factor at which it is not available
  43 // or the resource is the incorrect size (based on the size of the 1x resource),
  44 // generates the missing resource and applies a red mask to the generated
  45 // resource. Resources for which hidpi is not supported because of software
  46 // reasons will show up pixelated.
  47 const char kHighlightMissingScaledResources[] =
  48     "highlight-missing-scaled-resources";
  49
  50 // The language file that we want to try to open. Of the form
  51 // language[-country] where language is the 2 letter code from ISO-639.
  52 const char kLang[] = "lang";
  53
  54 // Load the locale resources from the given path. When running on Mac/Unix the
  55 // path should point to a locale.pak file.
  56 const char kLocalePak[] = "locale_pak";
  57
  58 // Disable ui::MessageBox. This is useful when running as part of scripts that
  59 // do not have a user interface.
  60 const char kNoMessageBox[] = "no-message-box";
  61
  62 // Enable support for touch events.
  63 const char kTouchEvents[] = "touch-events";
  64
  65 // The values the kTouchEvents switch may have, as in --touch-events=disabled.
  66 //   auto: enabled at startup when an attached touchscreen is present.
  67 const char kTouchEventsAuto[] = "auto";
  68 //   enabled: touch events always enabled.
  69 const char kTouchEventsEnabled[] = "enabled";
  70 //   disabled: touch events are disabled.
  71 const char kTouchEventsDisabled[] = "disabled";
  72
  73 // Enables UI changes that make it easier to use with a touchscreen.
  74 // WARNING: Do not check this flag directly when deciding what UI to draw,
  75 // instead you must call ui::GetDisplayLayout
  76 const char kTouchOptimizedUI[] = "touch-optimized-ui";
  77
  78 // The values the kTouchOptimizedUI switch may have, as in
  79 // "--touch-optimized-ui=disabled".
  80 //   auto: Enabled on monitors which have touchscreen support (default).
  81 const char kTouchOptimizedUIAuto[] = "auto";
  82 //   enabled: always optimized for touch (even if no touch support).
  83 const char kTouchOptimizedUIEnabled[] = "enabled";
  84 //   disabled: never optimized for touch.
  85 const char kTouchOptimizedUIDisabled[] = "disabled";
  86
  87 #if defined(USE_XI2_MT)
  88 // The calibration factors given as "<left>,<right>,<top>,<bottom>".
  89 const char kTouchCalibration[] = "touch-calibration";
  90 #endif
  91
  92 #if defined(OS_MACOSX)
  93 // Disables support for Core Animation plugins. This is triggered when
  94 // accelerated compositing is disabled. See http://crbug.com/122430 .
  95 const char kDisableCoreAnimationPlugins[] =
  96     "disable-core-animation-plugins";
  97 #endif
  98
  99 #if defined(TOOLKIT_VIEWS) && defined(OS_LINUX)
 100 // Tells chrome to interpret events from these devices as touch events. Only
 101 // available with XInput 2 (i.e. X server 1.8 or above). The id's of the
 102 // devices can be retrieved from 'xinput list'.
 103 const char kTouchDevices[] = "touch-devices";
 104 #endif
 105
 106 }  // namespace switches