Implemented system tray UI for new account management.

ash/system/user/user_view.h

Index: ash/system/user/user_view.h
diff --git a/ash/system/user/user_view.h b/ash/system/user/user_view.h
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+// 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_VIEW_H_
+#define ASH_SYSTEM_USER_USER_VIEW_H_
+
+#include "ash/session_state_delegate.h"
+#include "ash/system/tray/tray_constants.h"
+#include "ash/system/user/login_status.h"
+#include "ash/system/user/tray_user.h"
+#include "base/macros.h"
+#include "ui/views/controls/button/button.h"
+#include "ui/views/layout/box_layout.h"
+#include "ui/views/mouse_watcher.h"
+#include "ui/views/view.h"
+
+namespace gfx {
+class Rect;
+class Size;
+}
+
+namespace ash {
+
+class PopupMessage;
+class SystemTrayItem;
+
+namespace tray {
+
+// The view of a user item in system tray bubble.
+class UserView : public views::View,
+                 public views::ButtonListener,
+                 public views::MouseWatcherListener {
+ public:
+  UserView(SystemTrayItem* owner,
+           ash::user::LoginStatus login,
+           MultiProfileIndex index,
+           bool for_detailed_view);
+  virtual ~UserView();
+
+  // Overridden from MouseWatcherListener:
+  virtual void MouseMovedOutOfHost() OVERRIDE;
+
+  TrayUser::TestState GetStateForTest() const;
+  gfx::Rect GetBoundsInScreenOfUserButtonForTest();
+
+ private:
+  // Overridden from views::View.
+  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual int GetHeightForWidth(int width) OVERRIDE;
+  virtual void Layout() OVERRIDE;
+
+  // Overridden from views::ButtonListener.
+  virtual void ButtonPressed(views::Button* sender,
+                             const ui::Event& event) OVERRIDE;
+
+  void AddLogoutButton(user::LoginStatus login);
+  void AddUserCard(user::LoginStatus login);
+
+  // Create the menu option to add another user. If |disabled| is set the user
+  // cannot actively click on the item.
+  void ToggleAddUserMenuOption();
+
+  MultiProfileIndex multiprofile_index_;
+  // The view of the user card.
+  views::View* user_card_view_;
+
+  // This is the owner system tray item of this view.
+  SystemTrayItem* owner_;
+
+  // True if |user_card_view_| is a |ButtonFromView| - otherwise it is only
+  // a |UserCardView|.
+  bool is_user_card_button_;
+
+  views::View* logout_button_;
+  scoped_ptr<PopupMessage> popup_message_;
+  scoped_ptr<views::Widget> add_menu_option_;
+
+  // True when the add user panel is visible but not activatable.
+  bool add_user_disabled_;
+
+  // True if this view will be used inside detailed view.
+  bool for_detailed_view_;
+
+  // The mouse watcher which takes care of out of window hover events.
+  scoped_ptr<views::MouseWatcher> mouse_watcher_;
+
+  DISALLOW_COPY_AND_ASSIGN(UserView);
+};
+
+}  // namespace tray
+}  // namespace ash
+
+#endif  // ASH_SYSTEM_USER_USER_VIEW_H_