chrome/renderer/extensions/chrome_v8_extension_handler.cc

   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 #include "chrome/renderer/extensions/chrome_v8_extension_handler.h"
   6
   7 #include "base/logging.h"
   8 #include "content/public/renderer/render_thread.h"
   9 #include "extensions/renderer/script_context.h"
  10
  11 using content::RenderThread;
  12
  13 namespace extensions {
  14
  15 ChromeV8ExtensionHandler::ChromeV8ExtensionHandler(ScriptContext* context)
  16     : context_(context), routing_id_(MSG_ROUTING_NONE) {
  17 }
  18
  19 ChromeV8ExtensionHandler::~ChromeV8ExtensionHandler() {
  20   if (routing_id_ != MSG_ROUTING_NONE)
  21     RenderThread::Get()->RemoveRoute(routing_id_);
  22 }
  23
  24 int ChromeV8ExtensionHandler::GetRoutingID() {
  25   if (routing_id_ == MSG_ROUTING_NONE) {
  26     routing_id_ = RenderThread::Get()->GenerateRoutingID();
  27     RenderThread::Get()->AddRoute(routing_id_, this);
  28   }
  29
  30   return routing_id_;
  31 }
  32
  33 void ChromeV8ExtensionHandler::Send(IPC::Message* message) {
  34   RenderThread::Get()->Send(message);
  35 }
  36
  37 }  // namespace extensions