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brave-core/components/speedreader/speedreader_component.h
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/* Copyright (c) 2020 The Brave Authors. All rights reserved.
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef BRAVE_COMPONENTS_SPEEDREADER_SPEEDREADER_COMPONENT_H_
#define BRAVE_COMPONENTS_SPEEDREADER_SPEEDREADER_COMPONENT_H_
#include <memory>
#include <string>
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "brave/components/brave_component_updater/browser/brave_component.h"
namespace base {
class FilePath;
}
class GURL;
namespace speedreader {
class SpeedreaderComponent
: public brave_component_updater::BraveComponent,
public base::SupportsWeakPtr<SpeedreaderComponent> {
public:
class Observer : public base::CheckedObserver {
public:
virtual void OnStylesheetReady(const base::FilePath& path) = 0;
protected:
~Observer() override = default;
};
explicit SpeedreaderComponent(Delegate* delegate);
~SpeedreaderComponent() override;
SpeedreaderComponent(const SpeedreaderComponent&) = delete;
SpeedreaderComponent& operator=(const SpeedreaderComponent&) = delete;
void AddObserver(Observer* observer);
void RemoveObserver(Observer* observer);
const base::FilePath& GetStylesheetPath() { return stylesheet_path_; }
private:
// brave_component_updater::BraveComponent:
void OnComponentReady(const std::string& component_id,
const base::FilePath& install_dir,
const std::string& manifest) override;
base::ObserverList<Observer> observers_;
base::FilePath stylesheet_path_;
base::WeakPtrFactory<SpeedreaderComponent> weak_factory_{this};
};
} // namespace speedreader
#endif // BRAVE_COMPONENTS_SPEEDREADER_SPEEDREADER_COMPONENT_H_