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// Copyright (c) 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.
#include "chrome/browser/prefs/pref_set_observer.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/protector/base_prefs_change.h"
#include "chrome/browser/protector/protected_prefs_watcher.h"
#include "chrome/browser/protector/protector_service.h"
#include "chrome/browser/protector/protector_service_factory.h"
#include "chrome/browser/protector/protector_utils.h"
#include "chrome/common/chrome_notification_types.h"
#include "content/public/browser/notification_service.h"
namespace protector {
BasePrefsChange::BasePrefsChange() {
}
BasePrefsChange::~BasePrefsChange() {
}
bool BasePrefsChange::Init(Profile* profile) {
if (!BaseSettingChange::Init(profile))
return false;
pref_observer_.reset(new PrefSetObserver(profile->GetPrefs(), this));
return true;
}
void BasePrefsChange::InitWhenDisabled(Profile* profile) {
// Forcibly set backup to match the actual settings so that no changes are
// detected on future runs.
ProtectorServiceFactory::GetForProfile(profile)->GetPrefsWatcher()->
ForceUpdateBackup();
}
void BasePrefsChange::DismissOnPrefChange(const std::string& pref_name) {
DCHECK(!pref_observer_->IsObserved(pref_name));
pref_observer_->AddPref(pref_name);
}
void BasePrefsChange::IgnorePrefChanges() {
pref_observer_.reset();
}
void BasePrefsChange::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
DCHECK(type == chrome::NOTIFICATION_PREF_CHANGED);
const std::string* pref_name = content::Details<std::string>(details).ptr();
DCHECK(pref_name && pref_observer_->IsObserved(*pref_name));
// Will delete this instance.
ProtectorServiceFactory::GetForProfile(profile())->DismissChange(this);
}
} // namespace protector
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