chrome/renderer/extensions/tts_custom_bindings.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/tts_custom_bindings.h"
   6
   7 #include <string>
   8
   9 #include "base/bind.h"
  10 #include "grit/renderer_resources.h"
  11 #include "v8/include/v8.h"
  12
  13 namespace extensions {
  14
  15 TTSCustomBindings::TTSCustomBindings(
  16     Dispatcher* dispatcher, v8::Handle<v8::Context> v8_context)
  17     : ChromeV8Extension(dispatcher, v8_context) {
  18   RouteFunction("GetNextTTSEventId",
  19       base::Bind(&TTSCustomBindings::GetNextTTSEventId,
  20                  base::Unretained(this)));
  21 }
  22
  23 v8::Handle<v8::Value> TTSCustomBindings::GetNextTTSEventId(
  24     const v8::Arguments& args) {
  25   // Note: this works because the TTS API only works in the
  26   // extension process, not content scripts.
  27   static int next_tts_event_id = 1;
  28   return v8::Integer::New(next_tts_event_id++);
  29 }
  30
  31 }  // extensions