blob: d7f974554dffa08ec07f3497d6aa39ce941cc5dd [file] [log] [blame]
// Copyright 2019 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 "base/callback.h"
#include "build/build_config.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#if defined(OS_ANDROID)
#include "chrome/browser/ui/android/tab_model/tab_model_list.h"
#include "chrome/browser/ui/android/tab_model/tab_model_list_observer.h"
// Encapsulates platform-specific functionality for observing events that may
// cause "is incognito active?" state to change. The class takes a closure that
// will be called when an event happens that could result in a state change.
// The incognito state should then be checked by the callback.
// TODO(asvitkine): Considering moving the check for incognito to this class
// too; see ChromeMetricsServicesManagerClient::IsIncognitoSessionActive().
class IncognitoObserver :
#if defined(OS_ANDROID)
public TabModelListObserver,
content::NotificationObserver {
explicit IncognitoObserver(const base::RepeatingClosure& update_closure);
~IncognitoObserver() override;
#if defined(OS_ANDROID)
// TabModelListObserver:
void OnTabModelAdded() override;
void OnTabModelRemoved() override;
// content::NotificationObserver:
void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override;
const base::RepeatingClosure update_closure_;
content::NotificationRegistrar registrar_;