blob: 852309ff240fd35d10492b4610af5f60228145fe [file] [log] [blame]
// Copyright 2012 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.
#import "components/prefs/ios/pref_observer_bridge.h"
#include "base/bind.h"
#include "components/prefs/pref_change_registrar.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
PrefObserverBridge::PrefObserverBridge(id<PrefObserverDelegate> delegate)
: delegate_(delegate) {}
PrefObserverBridge::~PrefObserverBridge() {}
void PrefObserverBridge::ObserveChangesForPreference(
const std::string& pref_name,
PrefChangeRegistrar* registrar) {
PrefChangeRegistrar::NamedChangeCallback callback = base::BindRepeating(
&PrefObserverBridge::OnPreferenceChanged, base::Unretained(this));
registrar->Add(pref_name.c_str(), callback);
}
void PrefObserverBridge::OnPreferenceChanged(const std::string& pref_name) {
[delegate_ onPreferenceChanged:pref_name];
}