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      1 // Copyright 2013 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 "ash/system/user/tray_user_separator.h"
      6 
      7 #include "ash/session_state_delegate.h"
      8 #include "ash/shell.h"
      9 #include "ui/views/view.h"
     10 
     11 namespace ash {
     12 namespace internal {
     13 
     14 TrayUserSeparator::TrayUserSeparator(SystemTray* system_tray)
     15     : SystemTrayItem(system_tray),
     16       separator_shown_(false) {
     17 }
     18 
     19 views::View* TrayUserSeparator::CreateTrayView(user::LoginStatus status) {
     20   return NULL;
     21 }
     22 
     23 views::View* TrayUserSeparator::CreateDefaultView(user::LoginStatus status) {
     24   if (status == user::LOGGED_IN_NONE)
     25     return NULL;
     26 
     27   const SessionStateDelegate* session_state_delegate =
     28       Shell::GetInstance()->session_state_delegate();
     29 
     30   // If the screen is locked, or only a single user is shown, show nothing.
     31   if (session_state_delegate->IsUserSessionBlocked() ||
     32       session_state_delegate->NumberOfLoggedInUsers() < 2)
     33     return NULL;
     34 
     35   separator_shown_ = true;
     36   return new views::View();
     37 }
     38 
     39 views::View* TrayUserSeparator::CreateDetailedView(user::LoginStatus status) {
     40   return NULL;
     41 }
     42 
     43 void TrayUserSeparator::DestroyDefaultView() {
     44   separator_shown_ = false;
     45 }
     46 
     47 }  // namespace internal
     48 }  // namespace ash
     49