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

public static int getScreenHeight(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics dm = new DisplayMetrics();
    manager.getDefaultDisplay().getMetrics(dm);
    return dm.heightPixels;
}

From source file:Main.java

public static String getWifiName(Context ctx) {
    WifiManager wifiManager = (WifiManager) ctx.getSystemService(Context.WIFI_SERVICE);
    WifiInfo wifiInfo = wifiManager.getConnectionInfo();
    Log.d("wifiInfo", wifiInfo.toString());
    Log.d("SSID", wifiInfo.getSSID());
    return wifiInfo.getSSID();
}

From source file:Main.java

public static DisplayMetrics getScreenMetrics(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    manager.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics;
}

From source file:Main.java

public static Boolean isWiFiEnabled(Context context) {

    WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    if (wifi.isWifiEnabled()) {
        return true;
    }/*from  w  w  w  .ja v a2 s.c om*/

    return false;

}

From source file:Main.java

public static String getDeviceID(Context context) {
    TelephonyManager mTm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    String imei = mTm.getDeviceId();
    return imei;/*from  w w w  .ja v a 2  s.  c o m*/
}

From source file:Main.java

public static boolean isConnectedToWifi(Context ctx) {
    ConnectivityManager cm = (ConnectivityManager) ctx.getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
    return activeNetwork != null && activeNetwork.getType() == ConnectivityManager.TYPE_WIFI;
}

From source file:Main.java

public static boolean isOpenGPS(Context context) {
    LocationManager manager = (LocationManager) context.getSystemService(Activity.LOCATION_SERVICE);
    return manager.isProviderEnabled(LocationManager.GPS_PROVIDER);
}

From source file:Main.java

public static String getScreenDisplayID(Context ctx) {
    WindowManager wm = (WindowManager) ctx.getSystemService(Context.WINDOW_SERVICE);
    return String.valueOf(wm.getDefaultDisplay().getDisplayId());
}

From source file:Main.java

public static boolean isNetworkAvailable(Context context) {
    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
    return cm.getBackgroundDataSetting() && cm.getActiveNetworkInfo() != null;
}

From source file:Main.java

public static String getCarrier(Context context) {
    TelephonyManager manager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return manager.getNetworkOperatorName();
}