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- // Copyright 2018 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_SCREEN_SECURITY_SCREEN_SECURITY_NOTIFICATION_CONTROLLER_H_
- #define ASH_SYSTEM_SCREEN_SECURITY_SCREEN_SECURITY_NOTIFICATION_CONTROLLER_H_
- #include <string>
- #include <vector>
- #include "ash/shell_observer.h"
- #include "ash/system/screen_security/screen_capture_observer.h"
- #include "ash/system/screen_security/screen_share_observer.h"
- #include "base/memory/weak_ptr.h"
- namespace ash {
- extern ASH_EXPORT const char kScreenCaptureNotificationId[];
- extern ASH_EXPORT const char kScreenShareNotificationId[];
- extern ASH_EXPORT const char kNotifierScreenCapture[];
- extern ASH_EXPORT const char kNotifierScreenShare[];
- // Controller class to manage screen security notifications.
- class ASH_EXPORT ScreenSecurityNotificationController
- : public ScreenCaptureObserver,
- public ScreenShareObserver,
- public ShellObserver {
- public:
- ScreenSecurityNotificationController();
- ScreenSecurityNotificationController(
- const ScreenSecurityNotificationController&) = delete;
- ScreenSecurityNotificationController& operator=(
- const ScreenSecurityNotificationController&) = delete;
- ~ScreenSecurityNotificationController() override;
- private:
- void CreateNotification(const std::u16string& message, bool is_capture);
- // Remove the notification and call all the callbacks in
- // |capture_stop_callbacks_| or |share_stop_callbacks_|, depending on
- // |is_capture| argument.
- void StopAllSessions(bool is_capture);
- // Change the source of current capture session by bringing up the picker
- // again, only if there is only one screen capture session.
- void ChangeSource();
- // ScreenCaptureObserver:
- void OnScreenCaptureStart(
- const base::RepeatingClosure& stop_callback,
- const base::RepeatingClosure& source_callback,
- const std::u16string& screen_capture_status) override;
- void OnScreenCaptureStop() override;
- // ScreenShareObserver:
- void OnScreenShareStart(const base::RepeatingClosure& stop_callback,
- const std::u16string& helper_name) override;
- void OnScreenShareStop() override;
- // ShellObserver:
- void OnCastingSessionStartedOrStopped(bool started) override;
- bool is_casting_ = false;
- // There can be multiple cast sessions at the same time. If the user hits the
- // stop button, stop all sessions since there is not a good UI to distinguish
- // between the different sessions.
- std::vector<base::OnceClosure> capture_stop_callbacks_;
- std::vector<base::OnceClosure> share_stop_callbacks_;
- base::RepeatingClosure change_source_callback_;
- base::WeakPtrFactory<ScreenSecurityNotificationController> weak_ptr_factory_{
- this};
- };
- } // namespace ash
- #endif // ASH_SYSTEM_SCREEN_SECURITY_SCREEN_SECURITY_NOTIFICATION_CONTROLLER_H_
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