1 files changed, 62 insertions, 0 deletions
diff --git a/chromium/ash/system/logout_button/logout_button_tray.h b/chromium/ash/system/logout_button/logout_button_tray.h
new file mode 100644
index 00000000000..5683e5e2654
--- /dev/null
+++ b/chromium/ash/system/logout_button/logout_button_tray.h
@@ -0,0 +1,62 @@
+// 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.
+
+#ifndef ASH_SYSTEM_LOGOUT_BUTTON_LOGOUT_BUTTON_TRAY_H_
+#define ASH_SYSTEM_LOGOUT_BUTTON_LOGOUT_BUTTON_TRAY_H_
+
+#include "ash/system/logout_button/logout_button_observer.h"
+#include "ash/system/tray/tray_background_view.h"
+#include "ash/system/user/login_status.h"
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ui/views/controls/button/button.h"
+
+namespace views {
+class LabelButton;
+}
+
+namespace ash {
+namespace internal {
+
+class StatusAreaWidget;
+
+// Adds a logout button to the launcher's status area if enabled by the
+// kShowLogoutButtonInTray pref.
+class LogoutButtonTray : public TrayBackgroundView,
+                         public LogoutButtonObserver,
+                         public views::ButtonListener {
+ public:
+  explicit LogoutButtonTray(StatusAreaWidget* status_area_widget);
+  virtual ~LogoutButtonTray();
+
+  // TrayBackgroundView:
+  virtual void SetShelfAlignment(ShelfAlignment alignment) OVERRIDE;
+  virtual base::string16 GetAccessibleNameForTray() OVERRIDE;
+  virtual void HideBubbleWithView(
+      const views::TrayBubbleView* bubble_view) OVERRIDE;
+  virtual bool ClickedOutsideBubble() OVERRIDE;
+
+  // LogoutButtonObserver:
+  virtual void OnShowLogoutButtonInTrayChanged(bool show) OVERRIDE;
+
+  // views::ButtonListener:
+  virtual void ButtonPressed(views::Button* sender,
+                             const ui::Event& event) OVERRIDE;
+
+  void UpdateAfterLoginStatusChange(user::LoginStatus login_status);
+
+ private:
+  void UpdateVisibility();
+
+  views::LabelButton* button_;  // Not owned.
+  user::LoginStatus login_status_;
+  bool show_logout_button_in_tray_;
+
+  DISALLOW_COPY_AND_ASSIGN(LogoutButtonTray);
+};
+
+}  // namespace internal
+}  // namespace ash
+
+#endif  // ASH_SYSTEM_LOGOUT_BUTTON_LOGOUT_BUTTON_TRAY_H_