| // 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_SESSION_LOGOUT_BUTTON_TRAY_H_ |
| #define ASH_SYSTEM_SESSION_LOGOUT_BUTTON_TRAY_H_ |
| |
| #include <memory> |
| |
| #include "ash/ash_export.h" |
| #include "ash/session/session_observer.h" |
| #include "base/macros.h" |
| #include "base/time/time.h" |
| #include "ui/views/controls/button/button.h" |
| #include "ui/views/view.h" |
| |
| class PrefChangeRegistrar; |
| class PrefRegistrySimple; |
| |
| namespace views { |
| class MdTextButton; |
| } |
| |
| namespace ash { |
| class Shelf; |
| class TrayContainer; |
| |
| // Adds a logout button to the shelf's status area if enabled by the |
| // kShowLogoutButtonInTray pref. |
| class ASH_EXPORT LogoutButtonTray : public views::View, |
| public views::ButtonListener, |
| public SessionObserver { |
| public: |
| explicit LogoutButtonTray(Shelf* shelf); |
| ~LogoutButtonTray() override; |
| |
| static void RegisterProfilePrefs(PrefRegistrySimple* registry); |
| |
| void UpdateAfterLoginStatusChange(); |
| void UpdateAfterShelfAlignmentChange(); |
| |
| // views::View: |
| void GetAccessibleNodeData(ui::AXNodeData* node_data) override; |
| |
| // views::ButtonListener: |
| void ButtonPressed(views::Button* sender, const ui::Event& event) override; |
| |
| // SessionObserver: |
| void OnActiveUserPrefServiceChanged(PrefService* prefs) override; |
| |
| views::MdTextButton* button_for_test() const { return button_; } |
| |
| private: |
| void UpdateShowLogoutButtonInTray(); |
| void UpdateLogoutDialogDuration(); |
| void UpdateVisibility(); |
| void UpdateButtonTextAndImage(); |
| |
| Shelf* const shelf_; |
| TrayContainer* const container_; |
| views::MdTextButton* const button_; |
| bool show_logout_button_in_tray_; |
| base::TimeDelta dialog_duration_; |
| |
| // Observes user profile prefs. |
| std::unique_ptr<PrefChangeRegistrar> pref_change_registrar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LogoutButtonTray); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SYSTEM_SESSION_LOGOUT_BUTTON_TRAY_H_ |