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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Interface of a host that receives commands from a Chromoting client.
//
// This interface handles control messages defined in control.proto.
#ifndef REMOTING_PROTOCOL_HOST_STUB_H_
#define REMOTING_PROTOCOL_HOST_STUB_H_
namespace remoting::protocol {
class AudioControl;
class Capabilities;
class ClientResolution;
class ExtensionMessage;
class PairingRequest;
class PeerConnectionParameters;
class SelectDesktopDisplayRequest;
class VideoControl;
class VideoLayout;
class HostStub {
public:
HostStub() = default;
HostStub(const HostStub&) = delete;
HostStub& operator=(const HostStub&) = delete;
// Notification of the client dimensions and pixel density.
// This may be used to resize the host display to match the client area.
virtual void NotifyClientResolution(const ClientResolution& resolution) = 0;
// Configures video update properties. Currently only pausing & resuming the
// video channel is supported.
virtual void ControlVideo(const VideoControl& video_control) = 0;
// Configures audio properties. Currently only pausing & resuming the audio
// channel is supported.
virtual void ControlAudio(const AudioControl& audio_control) = 0;
// Configures peer connection. This will have no effect if the host doesn't
// support the parameters or the parameters are invalid.
virtual void ControlPeerConnection(
const PeerConnectionParameters& parameters) = 0;
// Passes the set of capabilities supported by the client to the host.
virtual void SetCapabilities(const Capabilities& capabilities) = 0;
// Requests pairing between the host and client for PIN-less authentication.
virtual void RequestPairing(const PairingRequest& pairing_request) = 0;
// Deliver an extension message from the client to the host.
virtual void DeliverClientMessage(const ExtensionMessage& message) = 0;
// Select the specified host display.
virtual void SelectDesktopDisplay(
const SelectDesktopDisplayRequest& select_display) = 0;
// Changes the current video layout.
virtual void SetVideoLayout(const VideoLayout& video_layout) = 0;
protected:
virtual ~HostStub() = default;
};
} // namespace remoting::protocol
#endif // REMOTING_PROTOCOL_HOST_STUB_H_
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