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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_PREFS_PREF_SERVICE_FACTORY_H_
#define COMPONENTS_PREFS_PREF_SERVICE_FACTORY_H_
#include "base/functional/callback.h"
#include "base/memory/ref_counted.h"
#include "components/prefs/persistent_pref_store.h"
#include "components/prefs/pref_registry.h"
#include "components/prefs/pref_store.h"
#include "components/prefs/pref_value_store.h"
#include "components/prefs/prefs_export.h"
class PrefService;
namespace base {
class FilePath;
class SequencedTaskRunner;
}
// A class that allows convenient building of PrefService.
class COMPONENTS_PREFS_EXPORT PrefServiceFactory {
public:
PrefServiceFactory();
PrefServiceFactory(const PrefServiceFactory&) = delete;
PrefServiceFactory& operator=(const PrefServiceFactory&) = delete;
virtual ~PrefServiceFactory();
// Functions for setting the various parameters of the PrefService to build.
void set_managed_prefs(scoped_refptr<PrefStore> prefs) {
managed_prefs_.swap(prefs);
}
void set_supervised_user_prefs(scoped_refptr<PrefStore> prefs) {
supervised_user_prefs_.swap(prefs);
}
void set_extension_prefs(scoped_refptr<PrefStore> prefs) {
extension_prefs_.swap(prefs);
}
void set_command_line_prefs(scoped_refptr<PrefStore> prefs) {
command_line_prefs_.swap(prefs);
}
void set_user_prefs(scoped_refptr<PersistentPrefStore> prefs) {
user_prefs_.swap(prefs);
}
void set_recommended_prefs(scoped_refptr<PrefStore> prefs) {
recommended_prefs_.swap(prefs);
}
// Sets up error callback for the PrefService. A do-nothing default is
// provided if this is not called. This callback is always invoked (async or
// not) on the sequence on which Create is invoked.
void set_read_error_callback(
base::RepeatingCallback<void(PersistentPrefStore::PrefReadError)>
read_error_callback) {
read_error_callback_ = std::move(read_error_callback);
}
// Specifies to use an actual file-backed user pref store.
void SetUserPrefsFile(const base::FilePath& prefs_file,
base::SequencedTaskRunner* task_runner);
void set_async(bool async) {
async_ = async;
}
// Creates a PrefService object initialized with the parameters from
// this factory.
std::unique_ptr<PrefService> Create(
scoped_refptr<PrefRegistry> pref_registry);
protected:
scoped_refptr<PrefStore> managed_prefs_;
scoped_refptr<PrefStore> supervised_user_prefs_;
scoped_refptr<PrefStore> extension_prefs_;
scoped_refptr<PrefStore> command_line_prefs_;
scoped_refptr<PersistentPrefStore> user_prefs_;
scoped_refptr<PrefStore> recommended_prefs_;
base::RepeatingCallback<void(PersistentPrefStore::PrefReadError)>
read_error_callback_;
// Defaults to false.
bool async_;
};
#endif // COMPONENTS_PREFS_PREF_SERVICE_FACTORY_H_
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