chrome/browser/renderer_preferences_util.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 "chrome/browser/renderer_preferences_util.h"
   6
   7 #include "base/macros.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/common/pref_names.h"
  11 #include "content/public/browser/host_zoom_map.h"
  12 #include "content/public/browser/web_contents.h"
  13 #include "content/public/common/renderer_preferences.h"
  14 #include "third_party/skia/include/core/SkColor.h"
  15
  16 #if defined(OS_LINUX) || defined(OS_ANDROID)
  17 #include "ui/gfx/font_render_params.h"
  18 #endif
  19
  20 #if !defined(OS_ANDROID)
  21 #include "components/ui/zoom/zoom_controller.h"
  22 #endif
  23
  24 #if defined(TOOLKIT_VIEWS)
  25 #include "ui/views/controls/textfield/textfield.h"
  26 #endif
  27
  28 #if defined(USE_AURA) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
  29 #include "chrome/browser/themes/theme_service.h"
  30 #include "chrome/browser/themes/theme_service_factory.h"
  31 #include "ui/views/linux_ui/linux_ui.h"
  32 #endif
  33
  34 namespace renderer_preferences_util {
  35
  36 void UpdateFromSystemSettings(content::RendererPreferences* prefs,
  37                               Profile* profile,
  38                               content::WebContents* web_contents) {
  39   const PrefService* pref_service = profile->GetPrefs();
  40   prefs->accept_languages = pref_service->GetString(prefs::kAcceptLanguages);
  41   prefs->enable_referrers = pref_service->GetBoolean(prefs::kEnableReferrers);
  42   prefs->enable_do_not_track =
  43       pref_service->GetBoolean(prefs::kEnableDoNotTrack);
  44 #if defined(ENABLE_WEBRTC)
  45   prefs->enable_webrtc_multiple_routes =
  46       pref_service->GetBoolean(prefs::kWebRTCMultipleRoutesEnabled);
  47 #endif
  48
  49   double default_zoom_level = 0;
  50   bool default_zoom_level_set = false;
  51 #if !defined(OS_ANDROID)
  52   ui_zoom::ZoomController* zoom_controller =
  53       ui_zoom::ZoomController::FromWebContents(web_contents);
  54   if (zoom_controller) {
  55     default_zoom_level = zoom_controller->GetDefaultZoomLevel();
  56     default_zoom_level_set = true;
  57   }
  58 #endif
  59
  60   if (!default_zoom_level_set) {
  61     default_zoom_level =
  62         content::HostZoomMap::Get(web_contents->GetSiteInstance())
  63             ->GetDefaultZoomLevel();
  64   }
  65   prefs->default_zoom_level = default_zoom_level;
  66
  67 #if defined(USE_DEFAULT_RENDER_THEME)
  68   prefs->focus_ring_color = SkColorSetRGB(0x4D, 0x90, 0xFE);
  69 #if defined(OS_CHROMEOS)
  70   // This color is 0x544d90fe modulated with 0xffffff.
  71   prefs->active_selection_bg_color = SkColorSetRGB(0xCB, 0xE4, 0xFA);
  72   prefs->active_selection_fg_color = SK_ColorBLACK;
  73   prefs->inactive_selection_bg_color = SkColorSetRGB(0xEA, 0xEA, 0xEA);
  74   prefs->inactive_selection_fg_color = SK_ColorBLACK;
  75 #endif
  76 #endif
  77
  78 #if defined(TOOLKIT_VIEWS)
  79   prefs->caret_blink_interval = views::Textfield::GetCaretBlinkMs() / 1000.0;
  80 #endif
  81
  82 #if defined(USE_AURA) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
  83   views::LinuxUI* linux_ui = views::LinuxUI::instance();
  84   if (linux_ui) {
  85     if (ThemeServiceFactory::GetForProfile(profile)->UsingSystemTheme()) {
  86       prefs->focus_ring_color = linux_ui->GetFocusRingColor();
  87       prefs->thumb_active_color = linux_ui->GetThumbActiveColor();
  88       prefs->thumb_inactive_color = linux_ui->GetThumbInactiveColor();
  89       prefs->track_color = linux_ui->GetTrackColor();
  90       prefs->active_selection_bg_color = linux_ui->GetActiveSelectionBgColor();
  91       prefs->active_selection_fg_color = linux_ui->GetActiveSelectionFgColor();
  92       prefs->inactive_selection_bg_color =
  93         linux_ui->GetInactiveSelectionBgColor();
  94       prefs->inactive_selection_fg_color =
  95         linux_ui->GetInactiveSelectionFgColor();
  96     }
  97
  98     // If we have a linux_ui object, set the caret blink interval regardless of
  99     // whether we're in native theme mode.
 100     prefs->caret_blink_interval = linux_ui->GetCursorBlinkInterval();
 101   }
 102 #endif
 103
 104 #if defined(OS_LINUX) || defined(OS_ANDROID) || defined(OS_WIN)
 105   CR_DEFINE_STATIC_LOCAL(const gfx::FontRenderParams, params,
 106       (gfx::GetFontRenderParams(gfx::FontRenderParamsQuery(), NULL)));
 107   prefs->should_antialias_text = params.antialiasing;
 108   prefs->use_subpixel_positioning = params.subpixel_positioning;
 109   prefs->hinting = params.hinting;
 110   prefs->use_autohinter = params.autohinter;
 111   prefs->use_bitmaps = params.use_bitmaps;
 112   prefs->subpixel_rendering = params.subpixel_rendering;
 113 #endif
 114
 115 #if !defined(OS_MACOSX)
 116   prefs->plugin_fullscreen_allowed =
 117       pref_service->GetBoolean(prefs::kFullscreenAllowed);
 118 #endif
 119 }
 120
 121 }  // namespace renderer_preferences_util