| OLD | NEW |
| (Empty) |
| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef SERVICES_WINDOW_MANAGER_CAPTURE_CONTROLLER_H_ | |
| 6 #define SERVICES_WINDOW_MANAGER_CAPTURE_CONTROLLER_H_ | |
| 7 | |
| 8 #include "base/observer_list.h" | |
| 9 #include "mojo/services/view_manager/cpp/view_observer.h" | |
| 10 | |
| 11 namespace window_manager { | |
| 12 | |
| 13 class CaptureControllerObserver; | |
| 14 | |
| 15 // Manages input capture. A view which has capture will take all input events. | |
| 16 class CaptureController : public mojo::ViewObserver { | |
| 17 public: | |
| 18 CaptureController(); | |
| 19 ~CaptureController() override; | |
| 20 | |
| 21 void AddObserver(CaptureControllerObserver* observer); | |
| 22 void RemoveObserver(CaptureControllerObserver* observer); | |
| 23 | |
| 24 void SetCapture(mojo::View* view); | |
| 25 void ReleaseCapture(mojo::View* view); | |
| 26 mojo::View* GetCapture(); | |
| 27 | |
| 28 private: | |
| 29 void NotifyCaptureChange(mojo::View* new_capture, mojo::View* old_capture); | |
| 30 | |
| 31 // Overridden from ViewObserver: | |
| 32 void OnViewDestroying(mojo::View* view) override; | |
| 33 | |
| 34 // The current capture view. Null if there is no capture view. | |
| 35 mojo::View* capture_view_; | |
| 36 | |
| 37 base::ObserverList<CaptureControllerObserver> capture_controller_observers_; | |
| 38 | |
| 39 DISALLOW_COPY_AND_ASSIGN(CaptureController); | |
| 40 }; | |
| 41 | |
| 42 void SetCaptureController(mojo::View* view, | |
| 43 CaptureController* capture_controller); | |
| 44 CaptureController* GetCaptureController(mojo::View* view); | |
| 45 mojo::View* GetCaptureView(mojo::View* view); | |
| 46 | |
| 47 } // namespace window_manager | |
| 48 | |
| 49 #endif // SERVICES_WINDOW_MANAGER_CAPTURE_CONTROLLER_H_ | |
| OLD | NEW |