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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.
#ifndef CHROME_BROWSER_MANAGED_MODE_H_
#define CHROME_BROWSER_MANAGED_MODE_H_
#include <set>
#include <vector>
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/singleton.h"
#include "chrome/browser/ui/browser_list.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
class Browser;
template<typename T>
struct DefaultSingletonTraits;
class PrefService;
class Profile;
// Managed mode allows one person to manage the Chrome experience for another
// person by pre-configuring and then locking a managed User profile.
// The ManagedMode class provides methods to check whether the browser is in
// managed mode, and to attempt to enter or leave managed mode.
class ManagedMode : public BrowserList::Observer,
public content::NotificationObserver {
public:
typedef base::Callback<void(bool)> EnterCallback;
static void RegisterPrefs(PrefService* prefs);
static bool IsInManagedMode();
// Calls |callback| with the argument true iff managed mode was entered
// sucessfully.
static void EnterManagedMode(Profile* profile, const EnterCallback& callback);
static void LeaveManagedMode();
// BrowserList::Observer implementation:
virtual void OnBrowserAdded(Browser* browser) OVERRIDE;
virtual void OnBrowserRemoved(Browser* browser) OVERRIDE;
// content::NotificationObserver implementation:
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
protected:
ManagedMode();
virtual ~ManagedMode();
void EnterManagedModeImpl(Profile* profile, const EnterCallback& callback);
private:
friend struct DefaultSingletonTraits<ManagedMode>;
friend class Singleton<ManagedMode>;
static ManagedMode* GetInstance();
void LeaveManagedModeImpl();
void FinalizeEnter(bool result);
// Platform-specific methods that confirm whether we can enter or leave
// managed mode.
virtual bool PlatformConfirmEnter();
virtual bool PlatformConfirmLeave();
virtual bool IsInManagedModeImpl();
virtual void SetInManagedMode(bool in_managed_mode);
content::NotificationRegistrar registrar_;
// The managed profile. This is non-NULL only while we're entering
// managed mode.
const Profile* managed_profile_;
std::set<Browser*> browsers_to_close_;
std::vector<EnterCallback> callbacks_;
};
#endif // CHROME_BROWSER_MANAGED_MODE_H_
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