Implemented system tray UI for new account management.

ash/system/user/user_card_view.h

+// Copyright 2014 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.
+
+#ifndef ASH_SYSTEM_USER_USER_CARD_VIEW_H_
+#define ASH_SYSTEM_USER_USER_CARD_VIEW_H_
+
+#include "ash/system/user/login_status.h"
+#include "base/macros.h"
+#include "ui/views/view.h"
+
+namespace ash {
+namespace tray {
+
+// The view displaying information about the user, such as user's avatar, email
+// address, name, and more. View has no borders.
+class UserCardView : public views::View {
+ public:
+  // |max_width| takes effect only if |login_status| is LOGGED_IN_PUBLIC.
+  UserCardView(user::LoginStatus login_status,
+               int max_width,
+               int multiprofile_index);
+  virtual ~UserCardView();
+
+ private:
+  // Creates the content for the retail logged in mode.
+  void AddRetailModeUserContent();
+
+  // Creates the content for the public mode.
+  void AddPublicModeUserContent(int max_width);
+
+  void AddUserContent(user::LoginStatus login_status, int multiprofile_index);
+
+  // Create a user icon representation.
+  views::View* CreateIcon(user::LoginStatus login_status,
+                          int multiprofile_index);
+
+  DISALLOW_COPY_AND_ASSIGN(UserCardView);
+};
+
+}  // namespace tray
+}  // namespace ash
+
+#endif  // ASH_SYSTEM_USER_USER_CARD_VIEW_H_