kiosk: Retry failed app data fetch.

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

 // Copyright 2013 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/kiosk_app_menu_handler.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/sys_info.h"
@@ skipping 19 matching lines @@
 const char kKioskSetAppsOldAPI[] = "login.AppsMenuButton.setApps";
 const char kKioskShowErrorNewAPI[] = "login.AccountPickerScreen.showAppError";
 const char kKioskShowErrorOldAPI[] = "login.AppsMenuButton.showError";
 
 // Default app icon size.
 const char kDefaultAppIconSizeString[] = "96px";
 const int kMaxAppIconSize = 160;
 
 }  // namespace
 
-KioskAppMenuHandler::KioskAppMenuHandler()
+KioskAppMenuHandler::KioskAppMenuHandler(
+    const scoped_refptr<NetworkStateInformer>& network_state_informer)
     : weak_ptr_factory_(this),
-      is_webui_initialized_(false) {
+      is_webui_initialized_(false),
+      network_state_informer_(network_state_informer) {
   KioskAppManager::Get()->AddObserver(this);
+  network_state_informer_->AddObserver(this);
 }
 
 KioskAppMenuHandler::~KioskAppMenuHandler() {
   KioskAppManager::Get()->RemoveObserver(this);
+  network_state_informer_->RemoveObserver(this);
 }
 
 void KioskAppMenuHandler::GetLocalizedStrings(
     base::DictionaryValue* localized_strings) {
   localized_strings->SetString(
       "showApps",
       l10n_util::GetStringUTF16(IDS_KIOSK_APPS_BUTTON));
   localized_strings->SetString(
       "confirmKioskAppDiagnosticModeFormat",
       l10n_util::GetStringUTF16(IDS_LOGIN_CONFIRM_KIOSK_DIAGNOSTIC_FORMAT));
@@ skipping 68 matching lines @@
 
   web_ui()->CallJavascriptFunction(EnableNewKioskUI() ?
       kKioskSetAppsNewAPI : kKioskSetAppsOldAPI,
       apps_list);
 }
 
 void KioskAppMenuHandler::HandleInitializeKioskApps(
     const base::ListValue* args) {
   is_webui_initialized_ = true;
   SendKioskApps();
+  UpdateState(ErrorScreenActor::ERROR_REASON_UPDATE);
 }
 
 void KioskAppMenuHandler::HandleKioskAppsLoaded(
     const base::ListValue* args) {
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_KIOSK_APPS_LOADED,
       content::NotificationService::AllSources(),
       content::NotificationService::NoDetails());
 }
 
@@ skipping 12 matching lines @@
 }
 
 void KioskAppMenuHandler::OnKioskAppsSettingsChanged() {
   SendKioskApps();
 }
 
 void KioskAppMenuHandler::OnKioskAppDataChanged(const std::string& app_id) {
   SendKioskApps();
 }
 
+void KioskAppMenuHandler::UpdateState(ErrorScreenActor::ErrorReason reason) {
+  if (network_state_informer_->state() == NetworkStateInformer::ONLINE)
+    KioskAppManager::Get()->RetryFailedAppDataFetch();
+}
+
 }  // namespace chromeos