gecko/dom/power/WakeLock.h

54 lines
1.2 KiB
C++

/* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_power_WakeLock_h
#define mozilla_dom_power_WakeLock_h
#include "nsCOMPtr.h"
#include "nsIDOMWakeLock.h"
#include "nsIDOMEventListener.h"
#include "nsString.h"
#include "nsWeakReference.h"
class nsIDOMWindow;
namespace mozilla {
namespace dom {
namespace power {
class WakeLock
: public nsIDOMMozWakeLock
, public nsIDOMEventListener
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMMOZWAKELOCK
NS_DECL_NSIDOMEVENTLISTENER
WakeLock();
virtual ~WakeLock();
nsresult Init(const nsAString &aTopic, nsIDOMWindow *aWindow);
private:
void DoUnlock();
void DoLock();
void AttachEventListener();
void DetachEventListener();
bool mLocked;
bool mHidden;
nsString mTopic;
// window that this was created for. Weak reference.
nsWeakPtr mWindow;
};
} // namespace power
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_power_WakeLock_h