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// Copyright 2015 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 REMOTING_PROTOCOL_WEBRTC_CONNECTION_TO_HOST_H_
#define REMOTING_PROTOCOL_WEBRTC_CONNECTION_TO_HOST_H_
#include <string>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "remoting/protocol/channel_dispatcher_base.h"
#include "remoting/protocol/clipboard_filter.h"
#include "remoting/protocol/connection_to_host.h"
#include "remoting/protocol/errors.h"
#include "remoting/protocol/input_filter.h"
#include "remoting/protocol/session.h"
#include "remoting/protocol/webrtc_transport.h"
namespace remoting {
namespace protocol {
class ClientControlDispatcher;
class ClientEventDispatcher;
class SessionConfig;
class WebrtcVideoRendererAdapter;
class WebrtcConnectionToHost : public ConnectionToHost,
public Session::EventHandler,
public WebrtcTransport::EventHandler,
public ChannelDispatcherBase::EventHandler {
public:
WebrtcConnectionToHost();
~WebrtcConnectionToHost() override;
// ConnectionToHost interface.
void set_client_stub(ClientStub* client_stub) override;
void set_clipboard_stub(ClipboardStub* clipboard_stub) override;
void set_video_renderer(VideoRenderer* video_renderer) override;
void set_audio_stub(AudioStub* audio_stub) override;
void Connect(scoped_ptr<Session> session,
scoped_refptr<TransportContext> transport_context,
HostEventCallback* event_callback) override;
const SessionConfig& config() override;
ClipboardStub* clipboard_forwarder() override;
HostStub* host_stub() override;
InputStub* input_stub() override;
State state() const override;
private:
// Session::EventHandler interface.
void OnSessionStateChange(Session::State state) override;
// WebrtcTransport::EventHandler interface.
void OnWebrtcTransportConnecting() override;
void OnWebrtcTransportConnected() override;
void OnWebrtcTransportError(ErrorCode error) override;
void OnWebrtcTransportMediaStreamAdded(
scoped_refptr<webrtc::MediaStreamInterface> stream) override;
void OnWebrtcTransportMediaStreamRemoved(
scoped_refptr<webrtc::MediaStreamInterface> stream) override;
// ChannelDispatcherBase::EventHandler interface.
void OnChannelInitialized(ChannelDispatcherBase* channel_dispatcher) override;
void OnChannelError(ChannelDispatcherBase* channel_dispatcher,
ErrorCode error) override;
void NotifyIfChannelsReady();
void CloseChannels();
void SetState(State state, ErrorCode error);
HostEventCallback* event_callback_ = nullptr;
// Stub for incoming messages.
ClientStub* client_stub_ = nullptr;
VideoRenderer* video_renderer_ = nullptr;
ClipboardStub* clipboard_stub_ = nullptr;
scoped_ptr<Session> session_;
scoped_ptr<WebrtcTransport> transport_;
scoped_ptr<ClientControlDispatcher> control_dispatcher_;
scoped_ptr<ClientEventDispatcher> event_dispatcher_;
ClipboardFilter clipboard_forwarder_;
InputFilter event_forwarder_;
scoped_ptr<WebrtcVideoRendererAdapter> video_adapter_;
// Internal state of the connection.
State state_ = INITIALIZING;
ErrorCode error_ = OK;
private:
DISALLOW_COPY_AND_ASSIGN(WebrtcConnectionToHost);
};
} // namespace protocol
} // namespace remoting
#endif // REMOTING_PROTOCOL_WEBRTC_CONNECTION_TO_HOST_H_
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