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,gin::Handle<gin::HandleWrapper> handle,MojoHandleSignals signals,v8::Handle<v8::Function> callback)24 WaitingCallback* AsyncWait(const gin::Arguments& args,
25 gin::Handle<gin::HandleWrapper> handle,
26 MojoHandleSignals signals,
27 v8::Handle<v8::Function> callback) {
28 return WaitingCallback::Create(args.isolate(), callback, handle, signals)
29 .get();
30 }
31
CancelWait(WaitingCallback * waiting_callback)32 void CancelWait(WaitingCallback* waiting_callback) {
33 waiting_callback->Cancel();
34 }
35
36 gin::WrapperInfo g_wrapper_info = { gin::kEmbedderNativeGin };
37
38 } // namespace
39
40 const char Support::kModuleName[] = "mojo/public/js/bindings/support";
41
GetModule(v8::Isolate * isolate)42 v8::Local<v8::Value> Support::GetModule(v8::Isolate* isolate) {
43 gin::PerIsolateData* data = gin::PerIsolateData::From(isolate);
44 v8::Local<v8::ObjectTemplate> templ = data->GetObjectTemplate(
45 &g_wrapper_info);
46
47 if (templ.IsEmpty()) {
48 templ = gin::ObjectTemplateBuilder(isolate)
49 .SetMethod("asyncWait", AsyncWait)
50 .SetMethod("cancelWait", CancelWait)
51 .Build();
52
53 data->SetObjectTemplate(&g_wrapper_info, templ);
54 }
55
56 return templ->NewInstance();
57 }
58
59 } // namespace js
60 } // namespace mojo
61