chrome/renderer/extensions/chrome_v8_extension_handler.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_RENDERER_EXTENSIONS_CHROME_V8_EXTENSION_HANDLER_H_
   6 #define CHROME_RENDERER_EXTENSIONS_CHROME_V8_EXTENSION_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "ipc/ipc_listener.h"
  12 #include "v8/include/v8.h"
  13
  14 namespace extensions {
  15 class ScriptContext;
  16
  17 // Base class for context-scoped handlers used with ChromeV8Extension.
  18 // TODO(koz): Rename/refactor this somehow. Maybe just pull it into
  19 // ChromeV8Extension.
  20 class ChromeV8ExtensionHandler : public IPC::Listener {
  21  public:
  22   ~ChromeV8ExtensionHandler() override;
  23
  24   // IPC::Listener
  25   bool OnMessageReceived(const IPC::Message& message) override = 0;
  26
  27  protected:
  28   explicit ChromeV8ExtensionHandler(ScriptContext* context);
  29   int GetRoutingID();
  30   void Send(IPC::Message* message);
  31   ScriptContext* context_;
  32
  33  private:
  34   int routing_id_;
  35   DISALLOW_COPY_AND_ASSIGN(ChromeV8ExtensionHandler);
  36 };
  37
  38 }  // namespace extensions
  39
  40 #endif  // CHROME_RENDERER_EXTENSIONS_CHROME_V8_EXTENSION_HANDLER_H_