chrome/browser/ui/webui/options/chromeos/keyboard_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/keyboard_handler.h"
   6
   7 #include "ash/new_window_delegate.h"
   8 #include "ash/shell.h"
   9 #include "base/bind.h"
  10 #include "base/bind_helpers.h"
  11 #include "base/command_line.h"
  12 #include "base/values.h"
  13 #include "chrome/grit/generated_resources.h"
  14 #include "chromeos/chromeos_switches.h"
  15 #include "content/public/browser/web_ui.h"
  16 #include "ui/base/ime/chromeos/ime_keyboard.h"
  17 #include "ui/base/l10n/l10n_util.h"
  18
  19 namespace {
  20 const struct ModifierKeysSelectItem {
  21   int message_id;
  22   chromeos::input_method::ModifierKey value;
  23 } kModifierKeysSelectItems[] = {
  24   { IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_SEARCH,
  25     chromeos::input_method::kSearchKey },
  26   { IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_LEFT_CTRL,
  27     chromeos::input_method::kControlKey },
  28   { IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_LEFT_ALT,
  29     chromeos::input_method::kAltKey },
  30   { IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_VOID,
  31     chromeos::input_method::kVoidKey },
  32   { IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_CAPS_LOCK,
  33     chromeos::input_method::kCapsLockKey },
  34   { IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_ESCAPE,
  35     chromeos::input_method::kEscapeKey },
  36 };
  37
  38 const char* kDataValuesNames[] = {
  39   "remapSearchKeyToValue",
  40   "remapControlKeyToValue",
  41   "remapAltKeyToValue",
  42   "remapCapsLockKeyToValue",
  43   "remapDiamondKeyToValue",
  44 };
  45 }  // namespace
  46
  47 namespace chromeos {
  48 namespace options {
  49
  50 KeyboardHandler::KeyboardHandler() {
  51 }
  52
  53 KeyboardHandler::~KeyboardHandler() {
  54 }
  55
  56 void KeyboardHandler::GetLocalizedValues(
  57     base::DictionaryValue* localized_strings) {
  58   DCHECK(localized_strings);
  59   RegisterTitle(localized_strings, "keyboardOverlay",
  60                 IDS_OPTIONS_KEYBOARD_OVERLAY_TITLE);
  61
  62   localized_strings->SetString("remapSearchKeyToContent",
  63       l10n_util::GetStringUTF16(
  64           IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_SEARCH_LABEL));
  65   localized_strings->SetString("remapControlKeyToContent",
  66       l10n_util::GetStringUTF16(
  67           IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_LEFT_CTRL_LABEL));
  68   localized_strings->SetString("remapAltKeyToContent",
  69       l10n_util::GetStringUTF16(
  70           IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_LEFT_ALT_LABEL));
  71   localized_strings->SetString("remapCapsLockKeyToContent",
  72       l10n_util::GetStringUTF16(
  73           IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_CAPS_LOCK_LABEL));
  74   localized_strings->SetString("remapDiamondKeyToContent",
  75       l10n_util::GetStringUTF16(
  76           IDS_OPTIONS_SETTINGS_LANGUAGES_KEY_DIAMOND_KEY_LABEL));
  77   localized_strings->SetString("sendFunctionKeys",
  78       l10n_util::GetStringUTF16(
  79           IDS_OPTIONS_SETTINGS_LANGUAGES_SEND_FUNCTION_KEYS));
  80   localized_strings->SetString("sendFunctionKeysDescription",
  81       l10n_util::GetStringUTF16(
  82           IDS_OPTIONS_SETTINGS_LANGUAGES_SEND_FUNCTION_KEYS_DESCRIPTION));
  83   localized_strings->SetString("enableAutoRepeat",
  84       l10n_util::GetStringUTF16(
  85           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_ENABLE));
  86   localized_strings->SetString("autoRepeatDelay",
  87       l10n_util::GetStringUTF16(
  88           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_DELAY));
  89   localized_strings->SetString("autoRepeatDelayLong",
  90       l10n_util::GetStringUTF16(
  91           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_DELAY_LONG));
  92   localized_strings->SetString("autoRepeatDelayShort",
  93       l10n_util::GetStringUTF16(
  94           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_DELAY_SHORT));
  95   localized_strings->SetString("autoRepeatRate",
  96       l10n_util::GetStringUTF16(
  97           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_RATE));
  98   localized_strings->SetString("autoRepeatRateSlow",
  99       l10n_util::GetStringUTF16(
 100           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_RATE_SLOW));
 101   localized_strings->SetString("autoRepeatRateFast",
 102       l10n_util::GetStringUTF16(
 103           IDS_OPTIONS_SETTINGS_LANGUAGES_AUTO_REPEAT_RATE_FAST));
 104   localized_strings->SetString("changeLanguageAndInputSettings",
 105       l10n_util::GetStringUTF16(
 106           IDS_OPTIONS_SETTINGS_CHANGE_LANGUAGE_AND_INPUT_SETTINGS));
 107   localized_strings->SetString("showKeyboardShortcuts",
 108       l10n_util::GetStringUTF16(
 109           IDS_OPTIONS_SETTINGS_SHOW_KEYBOARD_SHORTCUTS));
 110
 111   for (size_t i = 0; i < arraysize(kDataValuesNames); ++i) {
 112     base::ListValue* list_value = new base::ListValue();
 113     for (size_t j = 0; j < arraysize(kModifierKeysSelectItems); ++j) {
 114       const input_method::ModifierKey value =
 115           kModifierKeysSelectItems[j].value;
 116       const int message_id = kModifierKeysSelectItems[j].message_id;
 117       // Only the seach key can be remapped to the caps lock key.
 118       if (kDataValuesNames[i] != std::string("remapSearchKeyToValue") &&
 119           kDataValuesNames[i] != std::string("remapCapsLockKeyToValue") &&
 120           value == input_method::kCapsLockKey) {
 121         continue;
 122       }
 123       base::ListValue* option = new base::ListValue();
 124       option->Append(new base::FundamentalValue(value));
 125       option->Append(new base::StringValue(l10n_util::GetStringUTF16(
 126           message_id)));
 127       list_value->Append(option);
 128     }
 129     localized_strings->Set(kDataValuesNames[i], list_value);
 130   }
 131 }
 132
 133 void KeyboardHandler::InitializePage() {
 134   bool chromeos_keyboard = base::CommandLine::ForCurrentProcess()->HasSwitch(
 135       chromeos::switches::kHasChromeOSKeyboard);
 136   const base::FundamentalValue show_caps_lock_options(!chromeos_keyboard);
 137
 138   bool has_diamond_key = base::CommandLine::ForCurrentProcess()->HasSwitch(
 139       chromeos::switches::kHasChromeOSDiamondKey);
 140   const base::FundamentalValue show_diamond_key_options(has_diamond_key);
 141
 142   web_ui()->CallJavascriptFunction(
 143       "options.KeyboardOverlay.showCapsLockOptions",
 144       show_caps_lock_options);
 145   web_ui()->CallJavascriptFunction(
 146       "options.KeyboardOverlay.showDiamondKeyOptions",
 147       show_diamond_key_options);
 148 }
 149
 150 void KeyboardHandler::RegisterMessages() {
 151   // Callback to show keyboard overlay.
 152   web_ui()->RegisterMessageCallback(
 153       "showKeyboardShortcuts",
 154       base::Bind(&KeyboardHandler::HandleShowKeyboardShortcuts,
 155                  base::Unretained(this)));
 156 }
 157
 158 void KeyboardHandler::HandleShowKeyboardShortcuts(const base::ListValue* args) {
 159   ash::Shell::GetInstance()->new_window_delegate()->ShowKeyboardOverlay();
 160 }
 161
 162 }  // namespace options
 163 }  // namespace chromeos