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/tabs_custom_bindings.h" 6 7 #include <string> 8 9 #include "base/bind.h" 10 #include "content/public/renderer/render_view.h" 11 #include "extensions/common/extension_messages.h" 12 #include "extensions/renderer/script_context.h" 13 #include "v8/include/v8.h" 14 15 namespace extensions { 16 17 TabsCustomBindings::TabsCustomBindings(ScriptContext* context) 18 : ObjectBackedNativeHandler(context) { 19 RouteFunction("OpenChannelToTab", 20 base::Bind(&TabsCustomBindings::OpenChannelToTab, 21 base::Unretained(this))); 22 } 23 24 void TabsCustomBindings::OpenChannelToTab( 25 const v8::FunctionCallbackInfo<v8::Value>& args) { 26 // Get the current RenderView so that we can send a routed IPC message from 27 // the correct source. 28 content::RenderView* renderview = context()->GetRenderView(); 29 if (!renderview) 30 return; 31 32 if (args.Length() >= 3 && args[0]->IsInt32() && args[1]->IsString() && 33 args[2]->IsString()) { 34 int tab_id = args[0]->Int32Value(); 35 std::string extension_id = *v8::String::Utf8Value(args[1]->ToString()); 36 std::string channel_name = *v8::String::Utf8Value(args[2]->ToString()); 37 int port_id = -1; 38 renderview->Send(new ExtensionHostMsg_OpenChannelToTab( 39 renderview->GetRoutingID(), tab_id, extension_id, channel_name, 40 &port_id)); 41 args.GetReturnValue().Set(static_cast<int32_t>(port_id)); 42 return; 43 } 44 } 45 46 } // namespace extensions 47
