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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 COMPONENTS_DEVTOOLS_SERVICE_DEVTOOLS_AGENT_HOST_H_
#define COMPONENTS_DEVTOOLS_SERVICE_DEVTOOLS_AGENT_HOST_H_
#include <string>
#include "base/macros.h"
#include "components/devtools_service/public/interfaces/devtools_service.mojom.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/callback.h"
namespace devtools_service {
// DevToolsAgentHost represents a DevTools agent at the service side.
class DevToolsAgentHost : public DevToolsAgentClient {
public:
class Delegate {
public:
virtual ~Delegate() {}
virtual void DispatchProtocolMessage(DevToolsAgentHost* agent_host,
const std::string& message) = 0;
// Notifies the delegate that |agent_host| is going away.
virtual void OnAgentHostClosed(DevToolsAgentHost* agent_host) = 0;
};
explicit DevToolsAgentHost(DevToolsAgentPtr agent);
~DevToolsAgentHost() override;
void set_agent_connection_error_handler(const mojo::Closure& handler) {
agent_.set_connection_error_handler(handler);
}
std::string id() const { return id_; }
// Doesn't take ownership of |delegate|. If |delegate| dies before this
// object, a new delegate or nullptr must be set so that this object doesn't
// hold an invalid pointer.
void SetDelegate(Delegate* delegate);
bool IsAttached() const { return !!delegate_; }
void SendProtocolMessageToAgent(const std::string& message);
private:
// DevToolsAgentClient implementation.
void DispatchProtocolMessage(const mojo::String& message) override;
const std::string id_;
DevToolsAgentPtr agent_;
mojo::Binding<DevToolsAgentClient> binding_;
Delegate* delegate_;
DISALLOW_COPY_AND_ASSIGN(DevToolsAgentHost);
};
} // namespace devtools_service
#endif // COMPONENTS_DEVTOOLS_SERVICE_DEVTOOLS_AGENT_HOST_H_
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