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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_RENDERER_MOJO_SERVICE_REGISTRY_JS_WRAPPER_H_
#define CONTENT_RENDERER_MOJO_SERVICE_REGISTRY_JS_WRAPPER_H_
#include <string>
#include "base/macros.h"
#include "content/common/content_export.h"
#include "gin/handle.h"
#include "gin/object_template_builder.h"
#include "gin/wrappable.h"
#include "mojo/public/cpp/system/message_pipe.h"
#include "v8/include/v8.h"
namespace content {
class ServiceRegistry;
// A JS wrapper around ServiceRegistry that allows connecting to remote
// services.
class CONTENT_EXPORT ServiceRegistryJsWrapper
: public gin::Wrappable<ServiceRegistryJsWrapper> {
public:
~ServiceRegistryJsWrapper() override;
static gin::Handle<ServiceRegistryJsWrapper> Create(
v8::Isolate* isolate,
v8::Handle<v8::Context> context,
ServiceRegistry* service_registry);
// gin::Wrappable<ServiceRegistryJsWrapper> overrides.
gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
v8::Isolate* isolate) override;
// JS interface implementation.
void AddServiceOverrideForTesting(const std::string& service_name,
v8::Local<v8::Function> service_factory);
void ClearServiceOverridesForTesting();
mojo::Handle ConnectToService(const std::string& service_name);
static gin::WrapperInfo kWrapperInfo;
static const char kPerFrameModuleName[];
static const char kPerProcessModuleName[];
private:
using ScopedJsFactory =
v8::Persistent<v8::Function, v8::CopyablePersistentTraits<v8::Function>>;
ServiceRegistryJsWrapper(v8::Isolate* isolate,
v8::Handle<v8::Context> context,
base::WeakPtr<ServiceRegistry> service_registry);
void CallJsFactory(const ScopedJsFactory& factory,
mojo::ScopedMessagePipeHandle pipe);
static void ClearContext(
const v8::WeakCallbackInfo<ServiceRegistryJsWrapper>& data);
v8::Isolate* isolate_;
v8::Global<v8::Context> context_;
base::WeakPtr<ServiceRegistry> service_registry_;
base::WeakPtrFactory<ServiceRegistryJsWrapper> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(ServiceRegistryJsWrapper);
};
} // namespace content
#endif // CONTENT_RENDERER_MOJO_SERVICE_REGISTRY_JS_WRAPPER_H_
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