Support for guest signin and new user accounts in gaia signin screen.

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
 
 #include "base/command_line.h"
 #include "base/stringprintf.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
@@ skipping 75 matching lines @@
   localized_strings->SetString("addUser",
       l10n_util::GetStringUTF16(IDS_ADD_USER_BUTTON));
   localized_strings->SetString("cancel",
       l10n_util::GetStringUTF16(IDS_CANCEL));
   localized_strings->SetString("addUserOfflineMessage",
       l10n_util::GetStringUTF16(IDS_LOGIN_ERROR_ADD_USER_OFFLINE));
   localized_strings->SetString("offlineMessageTitle",
       l10n_util::GetStringUTF16(IDS_LOGIN_OFFLINE_TITLE));
   localized_strings->SetString("offlineMessageBody",
       l10n_util::GetStringUTF16(IDS_LOGIN_OFFLINE_MESSAGE));
+  localized_strings->SetString("createAccount",
+      l10n_util::GetStringUTF16(IDS_CREATE_ACCOUNT_BUTTON));
+  localized_strings->SetString("guestSignin",
+      l10n_util::GetStringUTF16(IDS_BROWSE_WITHOUT_SIGNING_IN_BUTTON));
 
   if (extension_driven_)
     localized_strings->SetString("authType", "ext");
   else
     localized_strings->SetString("authType", "webui");
 }
 
 void SigninScreenHandler::Show(bool oobe_ui) {
   oobe_ui_ = oobe_ui;
   if (!page_is_ready()) {
@@ skipping 38 matching lines @@
   web_ui_->RegisterMessageCallback("showAddUser",
       NewCallback(this, &SigninScreenHandler::HandleShowAddUser));
   web_ui_->RegisterMessageCallback("shutdownSystem",
       NewCallback(this, &SigninScreenHandler::HandleShutdownSystem));
   web_ui_->RegisterMessageCallback("removeUser",
       NewCallback(this, &SigninScreenHandler::HandleRemoveUser));
   web_ui_->RegisterMessageCallback("toggleEnrollmentScreen",
       NewCallback(this, &SigninScreenHandler::HandleToggleEnrollmentScreen));
   web_ui_->RegisterMessageCallback("launchHelpApp",
       NewCallback(this, &SigninScreenHandler::HandleLaunchHelpApp));
+  web_ui_->RegisterMessageCallback("createAccount",
+      NewCallback(this, &SigninScreenHandler::HandleCreateAccount));
 }
 
 void SigninScreenHandler::HandleGetUsers(const base::ListValue* args) {
   SendUserList(false);
 }
 
 void SigninScreenHandler::ClearAndEnablePassword() {
   web_ui_->CallJavascriptFunction("cr.ui.Oobe.resetSigninUI");
 }
 
@@ skipping 69 matching lines @@
 void SigninScreenHandler::HandleShowAddUser(const base::ListValue* args) {
   if (extension_driven_) {
     DictionaryValue params;
     params.SetString("startUrl", kGaiaExtStartPage);
 
     std::string email;
     // |args| can be null if it's OOBE.
     if (args && args->GetString(0, &email))
       params.SetString("email", email);
 
+    params.SetBoolean("createAccount",
+        UserCrosSettingsProvider::cached_allow_new_user());
+    params.SetBoolean("guestSignin",
+        UserCrosSettingsProvider::cached_allow_guest());
+
     ShowScreen(kGaiaSigninScreen, &params);
   } else {
     ShowScreen(kSigninScreen, NULL);
   }
 }
 
 void SigninScreenHandler::HandleToggleEnrollmentScreen(
     const base::ListValue* args) {
   delegate_->ShowEnterpriseEnrollmentScreen();
 }
@@ skipping 75 matching lines @@
     guest_dict->SetString(kKeyImageUrl, image_url);
     users_list.Append(guest_dict);
   }
 
   // Call the Javascript callback
   base::FundamentalValue animated_value(animated);
   web_ui_->CallJavascriptFunction("login.AccountPickerScreen.loadUsers",
                                   users_list, animated_value);
 }
 
+void SigninScreenHandler::HandleCreateAccount(const base::ListValue* args) {
+  delegate_->CreateAccount();
+}
+
 }  // namespace chromeos