old1

chrome/browser/worker_service.h

+// Copyright (c) 2009 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 CHROME_BROWSER_WORKER_SERVICE_H_
+#define CHROME_BROWSER_WORKER_SERVICE_H_
+
+#include <list>
+
+#include "base/basictypes.h"
+#include "base/hash_tables.h"
+#include "base/singleton.h"
+#include "googleurl/src/gurl.h"
+
+namespace IPC {
+class Message;
+}
+
+class MessageLoop;
+class WorkerProcessHost;
+class ResourceMessageFilter;
+
+// This can be called on the main thread and IO thread.  However it must
+// be created on the main thread.
+class WorkerService {
+ public:
+  // Returns the WorkerService singleton.
+  static WorkerService* GetInstance();
+
+  // Creates a dedicated worker, returning the route id to talk to it.  Returns
+  // MSG_ROUTING_NONE if the worker couldn't be created.
+  int CreateDedicatedWorker(const GURL &url);
+
+  void ForwardMessage(const IPC::Message& message);
+
+ private:
+  friend DefaultSingletonTraits<WorkerService>;
+
+  WorkerService();
+  ~WorkerService();
+
+  int next_route_id_;
+
+  DISALLOW_COPY_AND_ASSIGN(WorkerService);
+};
+
+#endif  // CHROME_BROWSER_WORKER_SERVICE_H_