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 "ppapi/host/resource_host.h"
6
7#include "base/logging.h"
8#include "ppapi/c/pp_errors.h"
9#include "ppapi/host/ppapi_host.h"
10#include "ppapi/host/resource_message_filter.h"
11
12namespace ppapi {
13namespace host {
14
15ResourceHost::ResourceHost(PpapiHost* host,
16                           PP_Instance instance,
17                           PP_Resource resource)
18    : host_(host),
19      pp_instance_(instance),
20      pp_resource_(resource) {
21}
22
23ResourceHost::~ResourceHost() {
24  for (size_t i = 0; i < message_filters_.size(); ++i)
25    message_filters_[i]->OnFilterDestroyed();
26}
27
28bool ResourceHost::HandleMessage(const IPC::Message& msg,
29                                 HostMessageContext* context) {
30  // First see if the message is handled off-thread by message filters.
31  for (size_t i = 0; i < message_filters_.size(); ++i) {
32    if (message_filters_[i]->HandleMessage(msg, context))
33      return true;
34  }
35  // Run this ResourceHosts message handler.
36  RunMessageHandlerAndReply(msg, context);
37  return true;
38}
39
40void ResourceHost::SetPPResourceForPendingHost(PP_Resource pp_resource) {
41  DCHECK(!pp_resource_);
42  pp_resource_ = pp_resource;
43  DidConnectPendingHostToResource();
44}
45
46void ResourceHost::SendReply(const ReplyMessageContext& context,
47                             const IPC::Message& msg) {
48  host_->SendReply(context, msg);
49}
50
51bool ResourceHost::IsCompositorHost() {
52  return false;
53}
54
55bool ResourceHost::IsFileRefHost() {
56  return false;
57}
58
59bool ResourceHost::IsFileSystemHost() {
60  return false;
61}
62
63bool ResourceHost::IsMediaStreamVideoTrackHost() {
64  return false;
65}
66
67bool ResourceHost::IsGraphics2DHost() {
68  return false;
69}
70
71void ResourceHost::AddFilter(scoped_refptr<ResourceMessageFilter> filter) {
72  message_filters_.push_back(filter);
73  filter->OnFilterAdded(this);
74}
75
76}  // namespace host
77}  // namespace ppapi
78