| // Copyright 2014 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 EXTENSIONS_BROWSER_API_SERIAL_SERIAL_EVENT_DISPATCHER_H_ |
| #define EXTENSIONS_BROWSER_API_SERIAL_SERIAL_EVENT_DISPATCHER_H_ |
| |
| #include <string> |
| |
| #include "extensions/browser/api/api_resource_manager.h" |
| #include "extensions/common/api/serial.h" |
| |
| namespace content { |
| class BrowserContext; |
| } |
| |
| namespace extensions { |
| |
| struct Event; |
| class SerialConnection; |
| |
| namespace core_api { |
| |
| // Per-browser-context dispatcher for events on serial connections. |
| class SerialEventDispatcher : public BrowserContextKeyedAPI { |
| public: |
| explicit SerialEventDispatcher(content::BrowserContext* context); |
| ~SerialEventDispatcher() override; |
| |
| // Start receiving data and firing events for a connection. |
| void PollConnection(const std::string& extension_id, int connection_id); |
| |
| static SerialEventDispatcher* Get(content::BrowserContext* context); |
| |
| // BrowserContextKeyedAPI implementation. |
| static BrowserContextKeyedAPIFactory<SerialEventDispatcher>* |
| GetFactoryInstance(); |
| |
| private: |
| typedef ApiResourceManager<SerialConnection>::ApiResourceData ConnectionData; |
| friend class BrowserContextKeyedAPIFactory<SerialEventDispatcher>; |
| |
| // BrowserContextKeyedAPI implementation. |
| static const char* service_name() { return "SerialEventDispatcher"; } |
| static const bool kServiceHasOwnInstanceInIncognito = true; |
| static const bool kServiceIsNULLWhileTesting = true; |
| |
| struct ReceiveParams { |
| ReceiveParams(); |
| ~ReceiveParams(); |
| |
| content::BrowserThread::ID thread_id; |
| void* browser_context_id; |
| std::string extension_id; |
| scoped_refptr<ConnectionData> connections; |
| int connection_id; |
| }; |
| |
| static void StartReceive(const ReceiveParams& params); |
| |
| static void ReceiveCallback(const ReceiveParams& params, |
| const std::string& data, |
| serial::ReceiveError error); |
| |
| static void PostEvent(const ReceiveParams& params, |
| scoped_ptr<extensions::Event> event); |
| |
| static void DispatchEvent(void* browser_context_id, |
| const std::string& extension_id, |
| scoped_ptr<extensions::Event> event); |
| |
| content::BrowserThread::ID thread_id_; |
| content::BrowserContext* const context_; |
| scoped_refptr<ConnectionData> connections_; |
| }; |
| |
| } // namespace core_api |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_BROWSER_API_SERIAL_SERIAL_EVENT_DISPATCHER_H_ |