1 // Copyright 2014 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 CONTENT_SHELL_BINDING_HELPERS_H_ 6 #define CONTENT_SHELL_BINDING_HELPERS_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "base/memory/scoped_ptr.h" 12 #include "gin/handle.h" 13 #include "gin/wrappable.h" 14 #include "third_party/WebKit/public/web/WebFrame.h" 15 #include "third_party/WebKit/public/web/WebKit.h" 16 17 namespace content { 18 19 template<class WrappedClass> 20 void InstallAsWindowProperties(WrappedClass* wrapped, 21 blink::WebFrame* frame, 22 const std::vector<std::string>& names) { 23 v8::Isolate* isolate = blink::mainThreadIsolate(); 24 v8::HandleScope handle_scope(isolate); 25 v8::Handle<v8::Context> context = frame->mainWorldScriptContext(); 26 if (context.IsEmpty()) 27 return; 28 29 v8::Context::Scope context_scope(context); 30 31 gin::Handle<WrappedClass> bindings = gin::CreateHandle(isolate, wrapped); 32 if (bindings.IsEmpty()) 33 return; 34 v8::Handle<v8::Object> global = context->Global(); 35 v8::Handle<v8::Value> v8_bindings = bindings.ToV8(); 36 for (size_t i = 0; i < names.size(); ++i) 37 global->Set(gin::StringToV8(isolate, names[i].c_str()), v8_bindings); 38 } 39 40 } // namespace content 41 42 #endif // CONTENT_SHELL_BINDING_HELPERS_DISPATCHER_H_ 43