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/edk/js/handle.h"
6
7#include "mojo/edk/js/handle_close_observer.h"
8
9namespace mojo {
10namespace edk {
11namespace js {
12
13gin::WrapperInfo HandleWrapper::kWrapperInfo = { gin::kEmbedderNativeGin };
14
15HandleWrapper::HandleWrapper(MojoHandle handle)
16    : handle_(mojo::Handle(handle)) {
17}
18
19HandleWrapper::~HandleWrapper() {
20  NotifyCloseObservers();
21}
22
23void HandleWrapper::Close() {
24  NotifyCloseObservers();
25  handle_.reset();
26}
27
28void HandleWrapper::AddCloseObserver(HandleCloseObserver* observer) {
29  close_observers_.AddObserver(observer);
30}
31
32void HandleWrapper::RemoveCloseObserver(HandleCloseObserver* observer) {
33  close_observers_.RemoveObserver(observer);
34}
35
36void HandleWrapper::NotifyCloseObservers() {
37  if (!handle_.is_valid())
38    return;
39
40  FOR_EACH_OBSERVER(HandleCloseObserver, close_observers_, OnWillCloseHandle());
41}
42
43}  // namespace js
44}  // namespace edk
45}  // namespace mojo
46
47namespace gin {
48
49v8::Handle<v8::Value> Converter<mojo::Handle>::ToV8(v8::Isolate* isolate,
50                                                    const mojo::Handle& val) {
51  if (!val.is_valid())
52    return v8::Null(isolate);
53  return mojo::edk::js::HandleWrapper::Create(isolate, val.value()).ToV8();
54}
55
56bool Converter<mojo::Handle>::FromV8(v8::Isolate* isolate,
57                                     v8::Handle<v8::Value> val,
58                                     mojo::Handle* out) {
59  if (val->IsNull()) {
60    *out = mojo::Handle();
61    return true;
62  }
63
64  gin::Handle<mojo::edk::js::HandleWrapper> handle;
65  if (!Converter<gin::Handle<mojo::edk::js::HandleWrapper>>::FromV8(
66          isolate, val, &handle))
67    return false;
68
69  *out = handle->get();
70  return true;
71}
72
73v8::Handle<v8::Value> Converter<mojo::MessagePipeHandle>::ToV8(
74    v8::Isolate* isolate, mojo::MessagePipeHandle val) {
75  return Converter<mojo::Handle>::ToV8(isolate, val);
76}
77
78bool Converter<mojo::MessagePipeHandle>::FromV8(v8::Isolate* isolate,
79                                                v8::Handle<v8::Value> val,
80                                                mojo::MessagePipeHandle* out) {
81  return Converter<mojo::Handle>::FromV8(isolate, val, out);
82}
83
84}  // namespace gin
85