Create Login UI for Demo User.

chrome/browser/chromeos/kiosk_mode/kiosk_mode_screensaver.cc

 // Copyright (c) 2012 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/chromeos/kiosk_mode/kiosk_mode_screensaver.h"
 
+#include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "chrome/browser/chromeos/dbus/dbus_thread_manager.h"
+#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_helper.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/ui/screensaver_extension_dialog.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/notification_service.h"
 
-namespace {
-
-// This (along with screensaver location) will change once we have the
-// retail mode enterprise policy set up.
-const int64 kScreensaverIdleTimeout = 60;
-
-}  // namespace
-
 namespace chromeos {
 
 KioskModeScreensaver::KioskModeScreensaver() {
+  if (chromeos::KioskModeHelper::Get()->is_initialized())
+    Setup();
+  else

[pastarmovj, 2012/03/05 15:22:25]

curlies here because and above.

[rkc, 2012/03/16 00:17:33]

Done.

+    chromeos::KioskModeHelper::Get()->Initialize(
+        base::Bind(&KioskModeScreensaver::Setup,
+                   base::Unretained(this)));
+
+}
+
+KioskModeScreensaver::~KioskModeScreensaver() {
+  chromeos::PowerManagerClient* power_manager =
+      chromeos::DBusThreadManager::Get()->GetPowerManagerClient();
+  if (power_manager->HasObserver(this))
+    power_manager->RemoveObserver(this);
+}
+
+void KioskModeScreensaver::Setup() {
+
   // We should NOT be created if already logged in.
   CHECK(!chromeos::UserManager::Get()->user_is_logged_in());
 
   registrar_.Add(this, chrome::NOTIFICATION_LOGIN_USER_CHANGED,
                  content::NotificationService::AllSources());
 
   // We will register ourselves now and unregister if a user logs in.
   chromeos::PowerManagerClient* power_manager =
       chromeos::DBusThreadManager::Get()->GetPowerManagerClient();
   if (!power_manager->HasObserver(this))
     power_manager->AddObserver(this);
 
   // Register for the next Idle for kScreensaverIdleTimeout event.
-  chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
-      RequestIdleNotification(kScreensaverIdleTimeout * 1000);
-}
-
-KioskModeScreensaver::~KioskModeScreensaver() {
-  chromeos::PowerManagerClient* power_manager =
-      chromeos::DBusThreadManager::Get()->GetPowerManagerClient();
-  if (power_manager->HasObserver(this))
-    power_manager->RemoveObserver(this);
+  chromeos::DBusThreadManager::Get()->
+      GetPowerManagerClient()->RequestIdleNotification(
+          chromeos::KioskModeHelper::Get()->GetScreensaverTimeout() * 1000);
 }
 
 // NotificationObserver overrides:
 void KioskModeScreensaver::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   DCHECK_EQ(type, chrome::NOTIFICATION_LOGIN_USER_CHANGED);
   // User logged in, remove our observers, screensaver will be deactivated.
   chromeos::PowerManagerClient* power_manager =
       chromeos::DBusThreadManager::Get()->GetPowerManagerClient();
   if (power_manager->HasObserver(this))
     power_manager->RemoveObserver(this);
 
   ShutdownKioskModeScreensaver();
 }
 
 void KioskModeScreensaver::IdleNotify(int64 threshold) {
-  // We're idle, next time we go active, we need to know so we can remove
-  // the logout dialog if it's still up.
-  chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
-      RequestActiveNotification();
+  // We're idle; close screensaver when we go active.
+  chromeos::DBusThreadManager::Get()->
+      GetPowerManagerClient()->RequestActiveNotification();
 
   browser::ShowScreensaverDialog();
 }
 
 void KioskModeScreensaver::ActiveNotify() {
-  // Before anything else, close the logout dialog to prevent restart
   browser::CloseScreensaverDialog();
 
-  // Now that we're active, register a request for notification for
-  // the next time we go idle for kScreensaverIdleTimeout seconds.
-  chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
-      RequestIdleNotification(kScreensaverIdleTimeout * 1000);
-}
+  // Request notification for Idle so we can start up the screensaver.
+  chromeos::DBusThreadManager::Get()->
+      GetPowerManagerClient()->RequestIdleNotification(
+          chromeos::KioskModeHelper::Get()->GetScreensaverTimeout() * 1000);}

[pastarmovj, 2012/03/05 15:22:25]

Please put the } on a new line.

[rkc, 2012/03/16 00:17:33]

Code doesn't exist anymore.
Done.

 
 static KioskModeScreensaver* g_kiosk_mode_screensaver = NULL;
 
 void InitializeKioskModeScreensaver() {
   if (g_kiosk_mode_screensaver) {
     LOG(WARNING) << "Screensaver was already initialized";
     return;
   }
 
   g_kiosk_mode_screensaver = new KioskModeScreensaver();
 }
 
 void ShutdownKioskModeScreensaver() {
-  if (g_kiosk_mode_screensaver) {
+  if (!g_kiosk_mode_screensaver) {
     LOG(WARNING) << "Screensaver shutdown called when uninitialized.";
     return;
   }
 
   delete g_kiosk_mode_screensaver;
   g_kiosk_mode_screensaver = NULL;
 }
 
 }  // namespace chromeos