Example usage for android.content Context POWER

Introduction

In this page you can find the example usage for android.content Context POWER_SERVICE.

Prototype

String POWER_SERVICE

To view the source code for android.content Context POWER_SERVICE.

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Document

Use with #getSystemService(String) to retrieve a android.os.PowerManager for controlling power management, including "wake locks," which let you keep the device on while you're running long tasks.

Usage

From source file:Main.java

public static PowerManager.WakeLock acquireLock(Context context) {
    if (wakeLock == null || !wakeLock.isHeld()) {
        PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
        wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "TT");
        wakeLock.setReferenceCounted(true);
        wakeLock.acquire();// w  w w  .j  a v a 2  s  .  co  m
    }
    return wakeLock;
}

From source file:Main.java

/**
 * Wake ups the phone./* w  w  w  . j  a  va2s  .  co m*/
 * @param context
 */
public static void partialWakeUpLock(Context context) {
    PowerManager pm = (PowerManager) context.getApplicationContext().getSystemService(Context.POWER_SERVICE);
    PowerManager.WakeLock wakeLock = pm.newWakeLock((PowerManager.SCREEN_BRIGHT_WAKE_LOCK
            | PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP), "TAG");
    wakeLock.acquire();
}

From source file:Main.java

private static boolean isScreenOffOrLocked(Context context) {
    KeyguardManager keyguardManager = (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
    PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    boolean off = !powerManager.isScreenOn();
    off |= keyguardManager.inKeyguardRestrictedInputMode();
    return off;/* ww  w  .j  a v a2s .  com*/
}

From source file:Main.java

/**
 * @return Whether the screen of the device is interactive.
 */// w ww .j a  va 2s.  co  m
@SuppressWarnings("deprecation")
public static boolean isInteractive(Context context) {
    PowerManager manager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT_WATCH) {
        return manager.isInteractive();
    } else {
        return manager.isScreenOn();
    }
}

From source file:Main.java

/**
 * Hold wake lock./*from w  w w  .j  a va 2 s.c  o m*/
 *
 * @param context
 *     the context
 */
public static void holdWakeLock(Context context) {
    PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "MyWakeLock");
    wakeLock.acquire();
}

From source file:Main.java

public static void acquireTemporaryWakelocks(Context context, long timeout) {
    if (wakeLock == null) {
        PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
        wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP
                | PowerManager.ON_AFTER_RELEASE, "PushSMS");
    }// w  w w. j  ava 2 s . co  m
    wakeLock.acquire(timeout);

    if (wifiLock == null) {
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        wifiLock = wifiManager.createWifiLock("PushSMS");
    }

    wifiLock.acquire();
    new Handler().postDelayed(new Runnable() {
        @Override
        public void run() {
            wifiLock.release();
        }
    }, timeout);
}

From source file:Main.java

/**
 * Show the activity over the lockscreen and wake up the device. If you
 * launched the app manually both of these conditions are already true. If
 * you deployed from the IDE, however, this will save you from hundreds of
 * power button presses and pattern swiping per day!
 *//*w  ww  .  j  a va  2s  .  c om*/
public static void riseAndShine(Activity activity) {
    activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);

    PowerManager power = (PowerManager) activity.getSystemService(Context.POWER_SERVICE);
    PowerManager.WakeLock lock = power.newWakeLock(
            PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP | PowerManager.ON_AFTER_RELEASE,
            "wakeup!");

    lock.acquire();
    lock.release();
}

From source file:Main.java

public static boolean isScreenLight(Context context) {
    PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    return pm.isScreenOn();
}

From source file:Main.java

public static void setWakeLock(Context context) {

    PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    wl = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP, TAG);
    wl.acquire();/*  w w w. j a v a  2s  .  c  om*/
}

From source file:org.traccar.client.WakefulBroadcastReceiver.java

public static void startWakefulForegroundService(Context context, Intent intent) {
    synchronized (mActiveWakeLocks) {
        int id = mNextId;
        mNextId++;// w w  w . j av a2  s . c  o m
        if (mNextId <= 0) {
            mNextId = 1;
        }
        intent.putExtra(EXTRA_WAKE_LOCK_ID, id);
        ContextCompat.startForegroundService(context, intent);
        PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
        PowerManager.WakeLock wl = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
                WakefulBroadcastReceiver.class.getSimpleName());
        wl.setReferenceCounted(false);
        wl.acquire(60 * 1000);
        mActiveWakeLocks.put(id, wl);
    }
}

Example usage for android.content Context POWER_SERVICE

Introduction

Prototype

Document

Usage