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/binding_generating_native_handler.h" 6 7 #include "chrome/renderer/extensions/module_system.h" 8 9 namespace extensions { 10 11 BindingGeneratingNativeHandler::BindingGeneratingNativeHandler( 12 ModuleSystem* module_system, 13 const std::string& api_name, 14 const std::string& bind_to) 15 : module_system_(module_system), 16 api_name_(api_name), 17 bind_to_(bind_to) { 18 } 19 20 v8::Handle<v8::Object> BindingGeneratingNativeHandler::NewInstance() { 21 v8::Isolate* isolate = module_system_->GetIsolate(); 22 v8::EscapableHandleScope scope(isolate); 23 v8::Handle<v8::Object> binding_module = 24 module_system_->Require("binding")->ToObject(); 25 v8::Handle<v8::Object> binding = binding_module 26 ->Get(v8::String::NewFromUtf8(isolate, "Binding"))->ToObject(); 27 v8::Handle<v8::Function> create_binding = binding 28 ->Get(v8::String::NewFromUtf8(isolate, "create")).As<v8::Function>(); 29 v8::Handle<v8::Value> argv[] = {v8::String::NewFromUtf8(isolate, 30 api_name_.c_str())}; 31 v8::Handle<v8::Object> binding_instance = 32 create_binding->Call(binding, arraysize(argv), argv)->ToObject(); 33 v8::Handle<v8::Function> generate = binding_instance 34 ->Get(v8::String::NewFromUtf8(isolate, "generate")).As<v8::Function>(); 35 v8::Local<v8::Object> object = v8::Object::New(); 36 v8::Handle<v8::Value> compiled_schema = 37 generate->Call(binding_instance, 0, NULL); 38 if (!compiled_schema.IsEmpty()) { 39 object->Set(v8::String::NewFromUtf8(isolate, bind_to_.c_str()), 40 compiled_schema); 41 } 42 return scope.Escape(object); 43 } 44 45 } // namespace extensions 46
