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// Copyright (c) 2010 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.
// ChromotingClient is the controller for the Client implementation.
#ifndef REMOTING_CLIENT_CHROMOTING_CLIENT_H
#define REMOTING_CLIENT_CHROMOTING_CLIENT_H
#include "base/task.h"
#include "remoting/client/host_connection.h"
#include "remoting/client/client_config.h"
class MessageLoop;
namespace remoting {
class ChromotingView;
class ClientContext;
class InputHandler;
class ChromotingClient : public HostConnection::HostEventCallback {
public:
// Objects passed in are not owned by this class.
ChromotingClient(const ClientConfig& config,
ClientContext* context,
HostConnection* connection,
ChromotingView* view,
InputHandler* input_handler,
CancelableTask* client_done);
virtual ~ChromotingClient();
void Start();
void Stop();
void ClientDone();
// Signals that the associated view may need updating.
virtual void Repaint();
// Sets the viewport to do display. The viewport may be larger and/or
// smaller than the actual image background being displayed.
//
// TODO(ajwong): This doesn't make sense to have here. We're going to have
// threading isseus since pepper view needs to be called from the main pepper
// thread synchronously really.
virtual void SetViewport(int x, int y, int width, int height);
// HostConnection::HostEventCallback implementation.
virtual void HandleMessages(HostConnection* conn, HostMessageList* messages);
virtual void OnConnectionOpened(HostConnection* conn);
virtual void OnConnectionClosed(HostConnection* conn);
virtual void OnConnectionFailed(HostConnection* conn);
private:
enum State {
CREATED,
CONNECTED,
DISCONNECTED,
FAILED,
};
MessageLoop* message_loop();
// Convenience method for modifying the state on this object's message loop.
void SetState(State s);
// Handles for chromotocol messages.
void InitClient(ChromotingHostMessage* msg);
void BeginUpdate(ChromotingHostMessage* msg);
void HandleUpdate(ChromotingHostMessage* msg);
void EndUpdate(ChromotingHostMessage* msg);
// The following are not owned by this class.
ClientConfig config_;
ClientContext* context_;
HostConnection* connection_;
ChromotingView* view_;
InputHandler* input_handler_;
// If non-NULL, this is called when the client is done.
CancelableTask* client_done_;
State state_;
DISALLOW_COPY_AND_ASSIGN(ChromotingClient);
};
} // namespace remoting
DISABLE_RUNNABLE_METHOD_REFCOUNT(remoting::ChromotingClient);
#endif // REMOTING_CLIENT_CHROMOTING_CLIENT_H
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