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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/pref_registry/pref_registry_syncable.h"
#include <string_view>
#include "base/files/file_path.h"
#include "base/strings/string_number_conversions.h"
#include "base/values.h"
#include "components/prefs/default_pref_store.h"
namespace user_prefs {
namespace {
constexpr uint32_t kSyncablePrefFlags =
#if BUILDFLAG(IS_CHROMEOS)
PrefRegistrySyncable::SYNCABLE_OS_PREF |
PrefRegistrySyncable::SYNCABLE_OS_PRIORITY_PREF |
#endif
PrefRegistrySyncable::SYNCABLE_PREF |
PrefRegistrySyncable::SYNCABLE_PRIORITY_PREF;
} // namespace
PrefRegistrySyncable::PrefRegistrySyncable() = default;
PrefRegistrySyncable::~PrefRegistrySyncable() = default;
void PrefRegistrySyncable::SetSyncableRegistrationCallback(
SyncableRegistrationCallback cb) {
callback_ = std::move(cb);
}
void PrefRegistrySyncable::OnPrefRegistered(std::string_view path,
uint32_t flags) {
// Tests that |flags| does not contain both SYNCABLE_PREF and
// SYNCABLE_PRIORITY_PREF flags at the same time.
DCHECK(!(flags & PrefRegistrySyncable::SYNCABLE_PREF) ||
!(flags & PrefRegistrySyncable::SYNCABLE_PRIORITY_PREF));
#if BUILDFLAG(IS_CHROMEOS)
// Ditto for the mutually exclusive OS pref flags.
DCHECK(!(flags & PrefRegistrySyncable::SYNCABLE_OS_PREF) ||
!(flags & PrefRegistrySyncable::SYNCABLE_OS_PRIORITY_PREF));
#endif
if (flags & kSyncablePrefFlags) {
if (callback_)
callback_.Run(path, flags);
}
}
scoped_refptr<PrefRegistrySyncable> PrefRegistrySyncable::ForkForIncognito() {
// TODO(joi): We can directly reuse the same PrefRegistry once
// PrefService no longer registers for callbacks on registration and
// unregistration.
scoped_refptr<PrefRegistrySyncable> registry(new PrefRegistrySyncable());
registry->defaults_ = defaults_;
registry->registration_flags_ = registration_flags_;
return registry;
}
} // namespace user_prefs
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