| // 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 "mojo/public/cpp/bindings/binding.h" |
| #include "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; |
| }; |
| |
| DevToolsAgentHost(const std::string& id, 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(int32_t call_id, |
| const mojo::String& message, |
| const mojo::String& state) 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_ |