Index: chrome/browser/media/router/mojo/media_route_controller.cc |
diff --git a/chrome/browser/media/router/mojo/media_route_controller.cc b/chrome/browser/media/router/mojo/media_route_controller.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..2f122329b312c434608af05530ff57a53e92c27b |
--- /dev/null |
+++ b/chrome/browser/media/router/mojo/media_route_controller.cc |
@@ -0,0 +1,87 @@ |
+// Copyright 2017 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. |
+ |
+#include "chrome/browser/media/router/mojo/media_route_controller.h" |
+ |
+#include <utility> |
+ |
+namespace media_router { |
+ |
+MediaRouteController::Observer::Observer( |
+ scoped_refptr<MediaRouteController> controller) |
+ : controller_(std::move(controller)) { |
imcheng
2017/03/16 20:00:43
No need to move, scoped_refptr supports copying.
dcheng
2017/03/17 06:15:14
This is actually the preferred idiom.
takumif
2017/03/17 21:48:01
To clarify, are you saying that pass-by-value and
|
+ controller_->AddObserver(this); |
+} |
+ |
+MediaRouteController::Observer::~Observer() { |
+ if (controller_) |
+ controller_->RemoveObserver(this); |
+} |
+ |
+void MediaRouteController::Observer::OnControllerInvalidated() { |
+ controller_ = nullptr; |
+} |
+ |
+MediaRouteController::MediaRouteController( |
+ MediaRoute::Id route_id, |
+ mojom::MediaControllerPtr media_controller, |
+ base::Closure destructor_callback) |
+ : destructor_callback_(destructor_callback), |
dcheng
2017/03/17 06:15:14
Pass closures by const ref (you can also pass by v
takumif
2017/03/17 21:48:01
Done.
|
+ media_controller_(std::move(media_controller)), |
+ binding_(this), |
+ route_id_(route_id) {} |
+ |
+void MediaRouteController::Play() { |
+ media_controller_->Play(); |
+} |
+ |
+void MediaRouteController::Pause() { |
+ media_controller_->Pause(); |
+} |
+ |
+void MediaRouteController::Seek(base::TimeDelta time) { |
+ media_controller_->Seek(time); |
+} |
+ |
+void MediaRouteController::SetMute(bool mute) { |
+ media_controller_->SetMute(mute); |
+} |
+ |
+void MediaRouteController::SetVolume(float volume) { |
+ media_controller_->SetVolume(volume); |
+} |
+ |
+void MediaRouteController::OnMediaStatusUpdated(const MediaStatus& status) { |
+ for (Observer& observer : observers_) |
+ observer.OnMediaStatusUpdated(status); |
+} |
+ |
+void MediaRouteController::OnControllerInvalidated() { |
+ for (Observer& observer : observers_) |
+ observer.OnControllerInvalidated(); |
+ // |this| is deleted here! |
imcheng
2017/03/16 20:00:43
This may be true, but only if all references were
takumif
2017/03/17 21:48:01
Documenting in the comments that all the reference
imcheng
2017/03/18 00:11:32
Well MediaRouteController is created by MediaRoute
takumif
2017/03/20 22:10:45
I wonder if it is sufficient to document that only
|
+} |
+ |
+void MediaRouteController::OnControllerBound() { |
+ media_controller_.set_connection_error_handler(base::Bind( |
imcheng
2017/03/16 20:00:43
Can you set this in the ctor? IIRC, you can set th
takumif
2017/03/17 21:48:01
Yes, we can set it in the ctor by enforcing that t
|
+ &MediaRouteController::OnControllerInvalidated, base::Unretained(this))); |
+} |
+ |
+mojom::MediaStatusObserverPtr MediaRouteController::GetObserverPtr() { |
dcheng
2017/03/17 06:15:14
I would suggest adding this in a followup where it
takumif
2017/03/17 21:48:01
Done.
|
+ return binding_.CreateInterfacePtrAndBind(); |
imcheng
2017/03/16 20:00:43
You can also set_connection_error_handler on the b
takumif
2017/03/17 21:48:01
Moving this to CL #2, but yes I think it'd make se
|
+} |
+ |
+MediaRouteController::~MediaRouteController() { |
+ destructor_callback_.Run(); |
+} |
+ |
+void MediaRouteController::AddObserver(Observer* observer) { |
+ observers_.AddObserver(observer); |
+} |
+ |
+void MediaRouteController::RemoveObserver(Observer* observer) { |
+ observers_.RemoveObserver(observer); |
+} |
+ |
+} // namespace media_router |