Example usage for android.content Context getSystemService

Introduction

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

Prototype

@SuppressWarnings("unchecked")
public final @Nullable <T> T getSystemService(@NonNull Class<T> serviceClass)

Source Link

Document

Return the handle to a system-level service by class.

Usage

From source file:Main.java

static public boolean hasNetworkAccess(Context c) {
    ConnectivityManager network = (ConnectivityManager) c.getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo info = network.getActiveNetworkInfo();
    return info != null && info.isConnected();
}

From source file:Main.java

public static int getVivaVolume(Context context) {
    AudioManager am = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
    int amStreamMusicVol = am.getStreamVolume(AudioManager.STREAM_MUSIC);
    return getPreferences(context).getInt(VivaVolume, amStreamMusicVol);
}

From source file:Main.java

private static String getSimNo(Context context) {
    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return tm.getDeviceId();
}

From source file:Main.java

public static NetworkInfo getActiveNetworkInfo(Context context) {
    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
    return cm.getActiveNetworkInfo();
}

From source file:Main.java

public static String getWifiMacAddress(Context context) {
    WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    if (wifiManager != null && wifiManager.getConnectionInfo() != null) {
        return wifiManager.getConnectionInfo().getMacAddress();
    }//from   w  w  w . j  a  v a  2  s  . c o m

    return null;
}

From source file:Main.java

public static int getScreenWidth(@NonNull Context context) {
    Display display = ((WindowManager) context.getSystemService("window")).getDefaultDisplay();
    DisplayMetrics metrics = new DisplayMetrics();
    display.getMetrics(metrics);//w  ww  .j  a v a  2  s.c om
    return metrics.widthPixels;
}

From source file:Main.java

public static boolean checkNetworkAvaliable(Context context) {
    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

    return cm.getActiveNetworkInfo() != null && cm.getActiveNetworkInfo().isConnectedOrConnecting();
}

From source file:Main.java

public static boolean isSilentEnabled(Context context) {
    boolean flag;
    if (((AudioManager) context.getSystemService("audio")).getRingerMode() != 2)
        flag = true;//w ww  . j  a v a2  s.  c  om
    else
        flag = false;
    return flag;
}

From source file:Main.java

public static void vibrate(Context context, long duration) {
    Vibrator vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
    long[] pattern = { 0, duration };
    vibrator.vibrate(pattern, -1);//  w  w  w.j ava  2  s. c  o m
}

From source file:Main.java

public static Point getScreenSize(Context paramContext) {
    Display localDisplay = ((WindowManager) paramContext.getSystemService("window")).getDefaultDisplay();
    Point localPoint = new Point();
    localDisplay.getSize(localPoint);/*from  w w  w .j  av a 2s. c  o  m*/
    return localPoint;
}