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| 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/options2/chromeos/virtual_keyboard_manager_han
dler.h" | |
| 6 | |
| 7 #include <map> | |
| 8 #include <set> | |
| 9 #include <string> | |
| 10 | |
| 11 #include "base/bind.h" | |
| 12 #include "base/bind_helpers.h" | |
| 13 #include "base/string_number_conversions.h" | |
| 14 #include "base/utf_string_conversions.h" | |
| 15 #include "base/values.h" | |
| 16 #include "chrome/browser/chromeos/input_method/input_method_manager.h" | |
| 17 #include "chrome/browser/chromeos/input_method/input_method_util.h" | |
| 18 #include "chrome/browser/chromeos/input_method/virtual_keyboard_selector.h" | |
| 19 #include "chrome/browser/chromeos/preferences.h" | |
| 20 #include "chrome/browser/prefs/pref_service.h" | |
| 21 #include "chrome/browser/prefs/scoped_user_pref_update.h" | |
| 22 #include "chrome/browser/profiles/profile.h" | |
| 23 #include "chrome/common/chrome_notification_types.h" | |
| 24 #include "chrome/common/pref_names.h" | |
| 25 #include "content/public/browser/notification_details.h" | |
| 26 #include "content/public/browser/notification_source.h" | |
| 27 #include "grit/generated_resources.h" | |
| 28 #include "ui/base/l10n/l10n_util.h" | |
| 29 | |
| 30 namespace ime = ::chromeos::input_method; | |
| 31 | |
| 32 namespace chromeos { | |
| 33 | |
| 34 VirtualKeyboardManagerHandler::VirtualKeyboardManagerHandler() { | |
| 35 } | |
| 36 | |
| 37 VirtualKeyboardManagerHandler::~VirtualKeyboardManagerHandler() { | |
| 38 } | |
| 39 | |
| 40 void VirtualKeyboardManagerHandler::GetLocalizedValues( | |
| 41 DictionaryValue* localized_strings) { | |
| 42 DCHECK(localized_strings); | |
| 43 | |
| 44 static const OptionsStringResource resources[] = { | |
| 45 { "virtualKeyboardLayoutColumnTitle", | |
| 46 IDS_OPTIONS_SETTINGS_LANGUAGES_VIRTUAL_KEYBOARD_LAYOUT_COLUMN_TITLE }, | |
| 47 { "virtualKeyboardKeyboardColumnTitle", | |
| 48 IDS_OPTIONS_SETTINGS_LANGUAGES_VIRTUAL_KEYBOARD_KEYBOARD_COLUMN_TITLE }, | |
| 49 { "defaultVirtualKeyboard", | |
| 50 IDS_OPTIONS_SETTINGS_LANGUAGES_DEFAULT_VIRTUAL_KEYBOARD }, | |
| 51 }; | |
| 52 RegisterStrings(localized_strings, resources, arraysize(resources)); | |
| 53 | |
| 54 RegisterTitle(localized_strings, "virtualKeyboardPage", | |
| 55 IDS_OPTIONS_SETTINGS_LANGUAGES_VIRTUAL_KEYBOARD_SETTINGS_TITLE); | |
| 56 | |
| 57 // Do not call GetVirtualKeyboardList() here since |web_ui_| is not ready yet. | |
| 58 } | |
| 59 | |
| 60 void VirtualKeyboardManagerHandler::Initialize() { | |
| 61 } | |
| 62 | |
| 63 void VirtualKeyboardManagerHandler::RegisterMessages() { | |
| 64 DCHECK(web_ui_); | |
| 65 // Register handler functions for chrome.send(). | |
| 66 web_ui_->RegisterMessageCallback("updateVirtualKeyboardList", | |
| 67 base::Bind(&VirtualKeyboardManagerHandler::UpdateVirtualKeyboardList, | |
| 68 base::Unretained(this))); | |
| 69 web_ui_->RegisterMessageCallback("setVirtualKeyboardPreference", | |
| 70 base::Bind(&VirtualKeyboardManagerHandler::SetVirtualKeyboardPreference, | |
| 71 base::Unretained(this))); | |
| 72 web_ui_->RegisterMessageCallback("clearVirtualKeyboardPreference", | |
| 73 base::Bind(&VirtualKeyboardManagerHandler::ClearVirtualKeyboardPreference, | |
| 74 base::Unretained(this))); | |
| 75 } | |
| 76 | |
| 77 ListValue* VirtualKeyboardManagerHandler::GetVirtualKeyboardList() { | |
| 78 DCHECK(web_ui_); | |
| 79 ime::InputMethodManager* input_method = | |
| 80 ime::InputMethodManager::GetInstance(); | |
| 81 | |
| 82 // Get a multi map from layout name (e.g. "us(dvorak)"), to virtual keyboard | |
| 83 // extension. | |
| 84 const LayoutToKeyboard& layout_to_keyboard = | |
| 85 input_method->GetLayoutNameToKeyboardMapping(); | |
| 86 const UrlToKeyboard& url_to_keyboard = | |
| 87 input_method->GetUrlToKeyboardMapping(); | |
| 88 | |
| 89 // Get the current pref values. | |
| 90 PrefService* prefs = Profile::FromWebUI(web_ui_)->GetPrefs(); | |
| 91 DCHECK(prefs); | |
| 92 const DictionaryValue* virtual_keyboard_pref = | |
| 93 prefs->GetDictionary(prefs::kLanguagePreferredVirtualKeyboard); | |
| 94 | |
| 95 return CreateVirtualKeyboardList( | |
| 96 layout_to_keyboard, url_to_keyboard, virtual_keyboard_pref); | |
| 97 } | |
| 98 | |
| 99 void VirtualKeyboardManagerHandler::UpdateVirtualKeyboardList( | |
| 100 const ListValue* args) { | |
| 101 scoped_ptr<Value> virtual_keyboards(GetVirtualKeyboardList()); | |
| 102 DCHECK(virtual_keyboards.get()); | |
| 103 web_ui_->CallJavascriptFunction( | |
| 104 "VirtualKeyboardManager.updateVirtualKeyboardList", *virtual_keyboards); | |
| 105 } | |
| 106 | |
| 107 void VirtualKeyboardManagerHandler::SetVirtualKeyboardPreference( | |
| 108 const ListValue* args) { | |
| 109 DCHECK(web_ui_); | |
| 110 std::string layout, url; | |
| 111 if (!args || !args->GetString(0, &layout) || !args->GetString(1, &url)) { | |
| 112 LOG(ERROR) << "SetVirtualKeyboardPreference: Invalid argument"; | |
| 113 return; | |
| 114 } | |
| 115 | |
| 116 // Validate args. | |
| 117 ime::InputMethodManager* input_method = | |
| 118 ime::InputMethodManager::GetInstance(); | |
| 119 if (!ValidateUrl(input_method->GetUrlToKeyboardMapping(), layout, url)) { | |
| 120 LOG(ERROR) << "SetVirtualKeyboardPreference: Invalid args: " | |
| 121 << "layout=" << layout << ", url=" << url; | |
| 122 return; | |
| 123 } | |
| 124 | |
| 125 PrefService* prefs = Profile::FromWebUI(web_ui_)->GetPrefs(); | |
| 126 DCHECK(prefs); | |
| 127 { | |
| 128 DictionaryPrefUpdate updater( | |
| 129 prefs, prefs::kLanguagePreferredVirtualKeyboard); | |
| 130 DictionaryValue* pref_value = updater.Get(); | |
| 131 pref_value->SetWithoutPathExpansion(layout, new StringValue(url)); | |
| 132 } | |
| 133 Preferences::UpdateVirturalKeyboardPreference(prefs); | |
| 134 } | |
| 135 | |
| 136 void VirtualKeyboardManagerHandler::ClearVirtualKeyboardPreference( | |
| 137 const ListValue* args) { | |
| 138 DCHECK(web_ui_); | |
| 139 std::string layout; | |
| 140 if (!args || !args->GetString(0, &layout)) { | |
| 141 LOG(ERROR) << "ClearVirtualKeyboardPreference: Invalid argument"; | |
| 142 return; | |
| 143 } | |
| 144 | |
| 145 // Validate |layout|. | |
| 146 ime::InputMethodManager* input_method = | |
| 147 ime::InputMethodManager::GetInstance(); | |
| 148 if (!input_method->GetLayoutNameToKeyboardMapping().count(layout)) { | |
| 149 LOG(ERROR) << "ClearVirtualKeyboardPreference: Invalid layout: " << layout; | |
| 150 return; | |
| 151 } | |
| 152 | |
| 153 PrefService* prefs = Profile::FromWebUI(web_ui_)->GetPrefs(); | |
| 154 DCHECK(prefs); | |
| 155 { | |
| 156 DictionaryPrefUpdate updater( | |
| 157 prefs, prefs::kLanguagePreferredVirtualKeyboard); | |
| 158 DictionaryValue* pref_value = updater.Get(); | |
| 159 pref_value->RemoveWithoutPathExpansion(layout, NULL); | |
| 160 } | |
| 161 Preferences::UpdateVirturalKeyboardPreference(prefs); | |
| 162 } | |
| 163 | |
| 164 // static | |
| 165 bool VirtualKeyboardManagerHandler::ValidateUrl( | |
| 166 const UrlToKeyboard& url_to_keyboard, | |
| 167 const std::string& layout, | |
| 168 const std::string& url) { | |
| 169 UrlToKeyboard::const_iterator iter = url_to_keyboard.find(GURL(url)); | |
| 170 if (iter == url_to_keyboard.end() || | |
| 171 !iter->second->supported_layouts().count(layout)) { | |
| 172 return false; | |
| 173 } | |
| 174 return true; | |
| 175 } | |
| 176 | |
| 177 // static | |
| 178 ListValue* VirtualKeyboardManagerHandler::CreateVirtualKeyboardList( | |
| 179 const LayoutToKeyboard& layout_to_keyboard, | |
| 180 const UrlToKeyboard& url_to_keyboard, | |
| 181 const DictionaryValue* virtual_keyboard_pref) { | |
| 182 ListValue* layout_list = new ListValue; | |
| 183 | |
| 184 // |dictionary| points to an element in the |layout_list|. One dictionary | |
| 185 // element is created for one layout. | |
| 186 DictionaryValue* dictionary = NULL; | |
| 187 | |
| 188 LayoutToKeyboard::const_iterator i; | |
| 189 for (i = layout_to_keyboard.begin(); i != layout_to_keyboard.end(); ++i) { | |
| 190 const std::string& layout_id = i->first; | |
| 191 | |
| 192 std::string string_value; | |
| 193 // Check the "layout" value in the current dictionary. | |
| 194 if (dictionary) { | |
| 195 dictionary->GetString("layout", &string_value); | |
| 196 } | |
| 197 | |
| 198 if (string_value != layout_id) { | |
| 199 // New layout is found. Add the layout to |layout_list|. | |
| 200 dictionary = new DictionaryValue; | |
| 201 layout_list->Append(dictionary); | |
| 202 | |
| 203 // Set layout id as well as its human readable form. | |
| 204 ime::InputMethodManager* manager = ime::InputMethodManager::GetInstance(); | |
| 205 const ime::InputMethodDescriptor* desc = | |
| 206 manager->GetInputMethodUtil()->GetInputMethodDescriptorFromXkbId( | |
| 207 layout_id); | |
| 208 const std::string layout_name = desc ? | |
| 209 manager->GetInputMethodUtil()->GetInputMethodDisplayNameFromId( | |
| 210 desc->id()) : layout_id; | |
| 211 dictionary->SetString("layout", layout_id); | |
| 212 dictionary->SetString("layoutName", layout_name); | |
| 213 | |
| 214 // Check if the layout is in user pref. | |
| 215 if (virtual_keyboard_pref && | |
| 216 virtual_keyboard_pref->GetString(layout_id, &string_value) && | |
| 217 ValidateUrl(url_to_keyboard, layout_id, string_value)) { | |
| 218 dictionary->SetString("preferredKeyboard", string_value); | |
| 219 } | |
| 220 dictionary->Set("supportedKeyboards", new ListValue); | |
| 221 } | |
| 222 | |
| 223 ListValue* supported_keyboards = NULL; | |
| 224 dictionary->GetList("supportedKeyboards", &supported_keyboards); | |
| 225 DCHECK(supported_keyboards); | |
| 226 | |
| 227 DictionaryValue* virtual_keyboard = new DictionaryValue; | |
| 228 virtual_keyboard->SetString("name", i->second->name()); | |
| 229 virtual_keyboard->SetBoolean("isSystem", i->second->is_system()); | |
| 230 virtual_keyboard->SetString("url", i->second->url().spec()); | |
| 231 supported_keyboards->Append(virtual_keyboard); | |
| 232 } | |
| 233 | |
| 234 return layout_list; | |
| 235 } | |
| 236 | |
| 237 } // namespace chromeos | |
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Chromium Code Reviews
Issue 8930012:
Revert 114236 - Options2: Pull the trigger. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/