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// Copyright 2017 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 EXTENSIONS_RENDERER_CHROME_SETTING_H_
#define EXTENSIONS_RENDERER_CHROME_SETTING_H_
#include <string>
#include "base/macros.h"
#include "extensions/renderer/argument_spec.h"
#include "gin/wrappable.h"
#include "v8/include/v8.h"
namespace base {
class DictionaryValue;
}
namespace gin {
class Arguments;
}
namespace extensions {
class APIEventHandler;
class APIRequestHandler;
// The custom implementation of the ChromeSetting type exposed to APIs.
class ChromeSetting final : public gin::Wrappable<ChromeSetting> {
public:
~ChromeSetting() override;
// Creates a ChromeSetting object for the given property.
static v8::Local<v8::Object> Create(v8::Local<v8::Context> context,
const std::string& property_name,
APIRequestHandler* request_handler,
APIEventHandler* event_handler,
APITypeReferenceMap* type_refs);
static gin::WrapperInfo kWrapperInfo;
gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
v8::Isolate* isolate) override;
private:
ChromeSetting(APIRequestHandler* request_handler,
APIEventHandler* event_handler,
const APITypeReferenceMap* type_refs,
const std::string& pref_name,
const base::DictionaryValue& argument_spec);
// JS function handlers:
void Get(gin::Arguments* arguments);
void Set(gin::Arguments* arguments);
void Clear(gin::Arguments* arguments);
// Returns the onChange event associated with the ChromeSetting.
v8::Local<v8::Value> GetOnChangeEvent(gin::Arguments* arguments);
// Common function handling endpoint.
void HandleFunction(const std::string& function_name,
gin::Arguments* arguments);
APIRequestHandler* request_handler_;
APIEventHandler* event_handler_;
const APITypeReferenceMap* type_refs_;
// The name of the preference this ChromeSetting is managing.
std::string pref_name_;
// The type of argument that calling set() on the ChromeSetting expects (since
// different settings can take a different type of argument depending on the
// preference it manages).
ArgumentSpec argument_spec_;
DISALLOW_COPY_AND_ASSIGN(ChromeSetting);
};
} // namespace extensions
#endif // EXTENSIONS_RENDERER_CHROME_SETTING_H_
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