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 #include "mojo/bindings/js/support.h"
6
7 #include "base/bind.h"
8 #include "gin/arguments.h"
9 #include "gin/converter.h"
10 #include "gin/function_template.h"
11 #include "gin/object_template_builder.h"
12 #include "gin/per_isolate_data.h"
13 #include "gin/public/wrapper_info.h"
14 #include "gin/wrappable.h"
15 #include "mojo/bindings/js/handle.h"
16 #include "mojo/bindings/js/waiting_callback.h"
17 #include "mojo/public/cpp/system/core.h"
18
19 namespace mojo {
20 namespace js {
21
22 namespace {
23
AsyncWait(const gin::Arguments & args,mojo::Handle handle,MojoHandleSignals signals,v8::Handle<v8::Function> callback)24 WaitingCallback* AsyncWait(const gin::Arguments& args, mojo::Handle handle,
25 MojoHandleSignals signals,
26 v8::Handle<v8::Function> callback) {
27 return WaitingCallback::Create(args.isolate(), callback, handle, signals)
28 .get();
29 }
30
CancelWait(WaitingCallback * waiting_callback)31 void CancelWait(WaitingCallback* waiting_callback) {
32 waiting_callback->Cancel();
33 }
34
35 gin::WrapperInfo g_wrapper_info = { gin::kEmbedderNativeGin };
36
37 } // namespace
38
39 const char Support::kModuleName[] = "mojo/public/js/bindings/support";
40
GetModule(v8::Isolate * isolate)41 v8::Local<v8::Value> Support::GetModule(v8::Isolate* isolate) {
42 gin::PerIsolateData* data = gin::PerIsolateData::From(isolate);
43 v8::Local<v8::ObjectTemplate> templ = data->GetObjectTemplate(
44 &g_wrapper_info);
45
46 if (templ.IsEmpty()) {
47 templ = gin::ObjectTemplateBuilder(isolate)
48 .SetMethod("asyncWait", AsyncWait)
49 .SetMethod("cancelWait", CancelWait)
50 .Build();
51
52 data->SetObjectTemplate(&g_wrapper_info, templ);
53 }
54
55 return templ->NewInstance();
56 }
57
58 } // namespace js
59 } // namespace mojo
60