src/chrome/browser/ui/webui/options/chromeos/pointer_handler.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/ui/webui/options/chromeos/pointer_handler.h"
   6
   7 #include "base/basictypes.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "base/values.h"
  10 #include "chrome/common/url_constants.h"
  11 #include "chrome/grit/generated_resources.h"
  12 #include "content/public/browser/web_ui.h"
  13 #include "ui/base/l10n/l10n_util.h"
  14
  15 namespace chromeos {
  16 namespace options {
  17
  18 PointerHandler::PointerHandler()
  19   : has_touchpad_(false),
  20     has_mouse_(false) {
  21 }
  22
  23 PointerHandler::~PointerHandler() {
  24 }
  25
  26 void PointerHandler::GetLocalizedValues(
  27     base::DictionaryValue* localized_strings) {
  28   DCHECK(localized_strings);
  29
  30   static OptionsStringResource resources[] = {
  31     { "pointerOverlayTitleTouchpadOnly",
  32         IDS_OPTIONS_POINTER_TOUCHPAD_OVERLAY_TITLE },
  33     { "pointerOverlayTitleMouseOnly",
  34         IDS_OPTIONS_POINTER_MOUSE_OVERLAY_TITLE },
  35     { "pointerOverlayTitleTouchpadMouse",
  36         IDS_OPTIONS_POINTER_TOUCHPAD_MOUSE_OVERLAY_TITLE },
  37     { "pointerOverlaySectionTitleTouchpad",
  38       IDS_OPTIONS_POINTER_OVERLAY_SECTION_TITLE_TOUCHPAD },
  39     { "pointerOverlaySectionTitleMouse",
  40       IDS_OPTIONS_POINTER_OVERLAY_SECTION_TITLE_MOUSE },
  41     { "enableTapToClick",
  42       IDS_OPTIONS_SETTINGS_TAP_TO_CLICK_ENABLED_DESCRIPTION },
  43     { "primaryMouseRight",
  44       IDS_OPTIONS_SETTINGS_PRIMARY_MOUSE_RIGHT_DESCRIPTION },
  45     { "traditionalScroll",
  46       IDS_OPTIONS_SETTINGS_TRADITIONAL_SCROLL_DESCRIPTION },
  47   };
  48
  49   localized_strings->SetString("naturalScroll",
  50       l10n_util::GetStringFUTF16(
  51           IDS_OPTIONS_SETTINGS_NATURAL_SCROLL_DESCRIPTION,
  52           base::ASCIIToUTF16(chrome::kNaturalScrollHelpURL)));
  53
  54   RegisterStrings(localized_strings, resources, arraysize(resources));
  55 }
  56
  57
  58 void PointerHandler::TouchpadExists(bool exists) {
  59   has_touchpad_ = exists;
  60   base::FundamentalValue val(exists);
  61   web_ui()->CallJavascriptFunction("PointerOverlay.showTouchpadControls", val);
  62   UpdateTitle();
  63 }
  64
  65 void PointerHandler::MouseExists(bool exists) {
  66   has_mouse_ = exists;
  67   base::FundamentalValue val(exists);
  68   web_ui()->CallJavascriptFunction("PointerOverlay.showMouseControls", val);
  69   UpdateTitle();
  70 }
  71
  72 void PointerHandler::UpdateTitle() {
  73   std::string label;
  74   if (has_touchpad_) {
  75     label = has_mouse_ ? "pointerOverlayTitleTouchpadMouse" :
  76         "pointerOverlayTitleTouchpadOnly";
  77   } else {
  78     label = has_mouse_ ? "pointerOverlayTitleMouseOnly" : "";
  79   }
  80   base::StringValue val(label);
  81   web_ui()->CallJavascriptFunction("PointerOverlay.setTitle", val);
  82 }
  83
  84 }  // namespace options
  85 }  // namespace chromeos