1 // Copyright (c) 2011 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/language_options_handler_common.h"
6
7 #include <map>
8 #include <string>
9 #include <utility>
10 #include <vector>
11
12 #include "base/basictypes.h"
13 #include "base/command_line.h"
14 #include "base/utf_string_conversions.h"
15 #include "base/values.h"
16 #include "chrome/browser/browser_process.h"
17 #include "chrome/browser/metrics/user_metrics.h"
18 #include "chrome/browser/prefs/pref_service.h"
19 #include "chrome/browser/ui/browser_list.h"
20 #include "chrome/common/chrome_switches.h"
21 #include "chrome/common/pref_names.h"
22 #include "chrome/common/spellcheck_common.h"
23 #include "grit/chromium_strings.h"
24 #include "grit/generated_resources.h"
25 #include "ui/base/l10n/l10n_util.h"
26
LanguageOptionsHandlerCommon()27 LanguageOptionsHandlerCommon::LanguageOptionsHandlerCommon() {
28 }
29
~LanguageOptionsHandlerCommon()30 LanguageOptionsHandlerCommon::~LanguageOptionsHandlerCommon() {
31 }
32
GetLocalizedValues(DictionaryValue * localized_strings)33 void LanguageOptionsHandlerCommon::GetLocalizedValues(
34 DictionaryValue* localized_strings) {
35 DCHECK(localized_strings);
36 string16 product_name = GetProductName();
37 RegisterTitle(localized_strings, "languagePage",
38 IDS_OPTIONS_SETTINGS_LANGUAGES_DIALOG_TITLE);
39 localized_strings->SetString("add_button",
40 l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_ADD_BUTTON));
41 localized_strings->SetString("languages",
42 l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_LANGUAGES));
43 localized_strings->SetString("please_add_another_language",
44 l10n_util::GetStringUTF16(
45 IDS_OPTIONS_SETTINGS_LANGUAGES_PLEASE_ADD_ANOTHER_LANGUAGE));
46 localized_strings->SetString("remove_button",
47 l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_REMOVE_BUTTON));
48 localized_strings->SetString("add_language_instructions",
49 l10n_util::GetStringUTF16(
50 IDS_OPTIONS_SETTINGS_LANGUAGES_ADD_LANGUAGE_INSTRUCTIONS));
51 localized_strings->SetString("cannot_be_displayed_in_this_language",
52 l10n_util::GetStringFUTF16(
53 IDS_OPTIONS_SETTINGS_LANGUAGES_CANNOT_BE_DISPLAYED_IN_THIS_LANGUAGE,
54 product_name));
55 localized_strings->SetString("is_displayed_in_this_language",
56 l10n_util::GetStringFUTF16(
57 IDS_OPTIONS_SETTINGS_LANGUAGES_IS_DISPLAYED_IN_THIS_LANGUAGE,
58 product_name));
59 localized_strings->SetString("display_in_this_language",
60 l10n_util::GetStringFUTF16(
61 IDS_OPTIONS_SETTINGS_LANGUAGES_DISPLAY_IN_THIS_LANGUAGE,
62 product_name));
63 localized_strings->SetString("this_language_is_currently_in_use",
64 l10n_util::GetStringFUTF16(
65 IDS_OPTIONS_SETTINGS_LANGUAGES_THIS_LANGUAGE_IS_CURRENTLY_IN_USE,
66 product_name));
67 localized_strings->SetString("use_this_for_spell_checking",
68 l10n_util::GetStringUTF16(
69 IDS_OPTIONS_SETTINGS_USE_THIS_FOR_SPELL_CHECKING));
70 localized_strings->SetString("cannot_be_used_for_spell_checking",
71 l10n_util::GetStringUTF16(
72 IDS_OPTIONS_SETTINGS_CANNOT_BE_USED_FOR_SPELL_CHECKING));
73 localized_strings->SetString("is_used_for_spell_checking",
74 l10n_util::GetStringUTF16(
75 IDS_OPTIONS_SETTINGS_IS_USED_FOR_SPELL_CHECKING));
76 localized_strings->SetString("restart_required",
77 l10n_util::GetStringUTF16(IDS_OPTIONS_RELAUNCH_REQUIRED));
78 localized_strings->SetString("enable_spell_check",
79 l10n_util::GetStringUTF16(IDS_OPTIONS_ENABLE_SPELLCHECK));
80 localized_strings->SetString("enable_auto_spell_correction",
81 l10n_util::GetStringUTF16(IDS_OPTIONS_ENABLE_AUTO_SPELL_CORRECTION));
82 localized_strings->SetString("add_language_title",
83 l10n_util::GetStringUTF16(IDS_OPTIONS_LANGUAGES_ADD_TITLE));
84 localized_strings->SetString("add_language_select_label",
85 l10n_util::GetStringUTF16(IDS_OPTIONS_LANGUAGES_ADD_SELECT_LABEL));
86 localized_strings->SetString("restart_button",
87 l10n_util::GetStringUTF16(
88 IDS_OPTIONS_SETTINGS_LANGUAGES_RELAUNCH_BUTTON));
89
90 // The following are resources, rather than local strings.
91 localized_strings->SetString("currentUiLanguageCode",
92 g_browser_process->GetApplicationLocale());
93 localized_strings->Set("spellCheckLanguageCodeSet",
94 GetSpellCheckLanguageCodeSet());
95 localized_strings->Set("uiLanguageCodeSet", GetUILanguageCodeSet());
96
97 const CommandLine& command_line = *CommandLine::ForCurrentProcess();
98 bool experimental_spell_check_features =
99 command_line.HasSwitch(switches::kExperimentalSpellcheckerFeatures);
100 localized_strings->SetBoolean("experimentalSpellCheckFeatures",
101 experimental_spell_check_features);
102 }
103
RegisterMessages()104 void LanguageOptionsHandlerCommon::RegisterMessages() {
105 DCHECK(web_ui_);
106 web_ui_->RegisterMessageCallback("languageOptionsOpen",
107 NewCallback(
108 this,
109 &LanguageOptionsHandlerCommon::LanguageOptionsOpenCallback));
110 web_ui_->RegisterMessageCallback("spellCheckLanguageChange",
111 NewCallback(
112 this,
113 &LanguageOptionsHandlerCommon::SpellCheckLanguageChangeCallback));
114 web_ui_->RegisterMessageCallback("uiLanguageChange",
115 NewCallback(
116 this,
117 &LanguageOptionsHandlerCommon::UiLanguageChangeCallback));
118 }
119
GetUILanguageCodeSet()120 DictionaryValue* LanguageOptionsHandlerCommon::GetUILanguageCodeSet() {
121 DictionaryValue* dictionary = new DictionaryValue();
122 const std::vector<std::string>& available_locales =
123 l10n_util::GetAvailableLocales();
124 for (size_t i = 0; i < available_locales.size(); ++i) {
125 dictionary->SetBoolean(available_locales[i], true);
126 }
127 return dictionary;
128 }
129
GetSpellCheckLanguageCodeSet()130 DictionaryValue* LanguageOptionsHandlerCommon::GetSpellCheckLanguageCodeSet() {
131 DictionaryValue* dictionary = new DictionaryValue();
132 std::vector<std::string> spell_check_languages;
133 SpellCheckCommon::SpellCheckLanguages(&spell_check_languages);
134 for (size_t i = 0; i < spell_check_languages.size(); ++i) {
135 dictionary->SetBoolean(spell_check_languages[i], true);
136 }
137 return dictionary;
138 }
139
LanguageOptionsOpenCallback(const ListValue * args)140 void LanguageOptionsHandlerCommon::LanguageOptionsOpenCallback(
141 const ListValue* args) {
142 UserMetrics::RecordAction(UserMetricsAction("LanguageOptions_Open"));
143 }
144
UiLanguageChangeCallback(const ListValue * args)145 void LanguageOptionsHandlerCommon::UiLanguageChangeCallback(
146 const ListValue* args) {
147 const std::string language_code = UTF16ToASCII(ExtractStringValue(args));
148 CHECK(!language_code.empty());
149 const std::string action = StringPrintf(
150 "LanguageOptions_UiLanguageChange_%s", language_code.c_str());
151 UserMetrics::RecordComputedAction(action);
152 SetApplicationLocale(language_code);
153 web_ui_->CallJavascriptFunction("options.LanguageOptions.uiLanguageSaved");
154 }
155
SpellCheckLanguageChangeCallback(const ListValue * args)156 void LanguageOptionsHandlerCommon::SpellCheckLanguageChangeCallback(
157 const ListValue* args) {
158 const std::string language_code = UTF16ToASCII(ExtractStringValue(args));
159 CHECK(!language_code.empty());
160 const std::string action = StringPrintf(
161 "LanguageOptions_SpellCheckLanguageChange_%s", language_code.c_str());
162 UserMetrics::RecordComputedAction(action);
163 }
164