blob: c6b88957a50b422b68e793cc302159ffdba1ed86 [file] [log] [blame]
// Copyright 2015 Google Inc. All Rights Reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "cobalt/dom/array_buffer.h"
#include "cobalt/dom/blob.h"
#include "cobalt/dom/mutation_observer_task_manager.h"
#include "cobalt/dom/url_registry.h"
#include "cobalt/media/can_play_type_handler.h"
#include "cobalt/media/media_module.h"
#include "cobalt/script/environment_settings.h"
#include "cobalt/speech/microphone.h"
namespace cobalt {
namespace loader {
class FetcherFactory;
namespace network {
class NetworkModule;
namespace script {
class GlobalEnvironment;
class JavaScriptEngine;
namespace dom {
class MediaSource;
class Window;
// A package of global state to be passed around to script objects
// that ask for it in their IDL custom attributes.
class DOMSettings : public script::EnvironmentSettings {
typedef UrlRegistry<MediaSource> MediaSourceRegistry;
// Hold optional settings for DOMSettings.
struct Options {
Options() : array_buffer_allocator(NULL), array_buffer_cache(NULL) {}
// ArrayBuffer allocates its memory on the heap by default and ArrayBuffers
// may occupy a lot of memory. It is possible to provide an allocator via
// the following member on some platforms so ArrayBuffer can possibly use
// memory that is not part of the heap.
ArrayBuffer::Allocator* array_buffer_allocator;
// When array_buffer_allocator is provided, we still need to hold certain
// amount of ArrayBuffer inside main memory. So we have provide the
// following cache to manage ArrayBuffer in main memory.
ArrayBuffer::Cache* array_buffer_cache;
// Microphone options.
speech::Microphone::Options microphone_options;
DOMSettings(const int max_dom_element_depth,
loader::FetcherFactory* fetcher_factory,
network::NetworkModule* network_module,
media::MediaModule* media_module,
const scoped_refptr<Window>& window,
MediaSourceRegistry* media_source_registry,
Blob::Registry* blob_registry,
media::CanPlayTypeHandler* can_play_type_handler,
script::JavaScriptEngine* engine,
script::GlobalEnvironment* global_environment_proxy,
MutationObserverTaskManager* mutation_observer_task_manager,
const Options& options = Options());
~DOMSettings() OVERRIDE;
int max_dom_element_depth() { return max_dom_element_depth_; }
const speech::Microphone::Options& microphone_options() const {
return microphone_options_;
void set_window(const scoped_refptr<Window>& window);
scoped_refptr<Window> window() const;
ArrayBuffer::Allocator* array_buffer_allocator() const {
return array_buffer_allocator_;
ArrayBuffer::Cache* array_buffer_cache() const { return array_buffer_cache_; }
void set_fetcher_factory(loader::FetcherFactory* fetcher_factory) {
fetcher_factory_ = fetcher_factory;
loader::FetcherFactory* fetcher_factory() const { return fetcher_factory_; }
void set_network_module(network::NetworkModule* network_module) {
network_module_ = network_module;
network::NetworkModule* network_module() const { return network_module_; }
media::MediaModule* media_module() const { return media_module_; }
void set_media_module(media::MediaModule* media_module) {
media_module_ = media_module;
script::JavaScriptEngine* javascript_engine() const {
return javascript_engine_;
script::GlobalEnvironment* global_environment() const {
return global_environment_;
MediaSourceRegistry* media_source_registry() const {
return media_source_registry_;
media::CanPlayTypeHandler* can_play_type_handler() const {
return can_play_type_handler_;
void set_can_play_type_handler(
media::CanPlayTypeHandler* can_play_type_handler) {
can_play_type_handler_ = can_play_type_handler;
MutationObserverTaskManager* mutation_observer_task_manager() const {
return mutation_observer_task_manager_;
Blob::Registry* blob_registry() const { return blob_registry_; }
// An absolute URL used to resolve relative URLs.
virtual const GURL& base_url() const;
const int max_dom_element_depth_;
const speech::Microphone::Options microphone_options_;
loader::FetcherFactory* fetcher_factory_;
network::NetworkModule* network_module_;
media::MediaModule* media_module_;
scoped_refptr<Window> window_;
ArrayBuffer::Allocator* array_buffer_allocator_;
ArrayBuffer::Cache* array_buffer_cache_;
MediaSourceRegistry* media_source_registry_;
Blob::Registry* blob_registry_;
media::CanPlayTypeHandler* can_play_type_handler_;
script::JavaScriptEngine* javascript_engine_;
script::GlobalEnvironment* global_environment_;
MutationObserverTaskManager* mutation_observer_task_manager_;
} // namespace dom
} // namespace cobalt