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 wManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics metrics = new DisplayMetrics();
    wManager.getDefaultDisplay().getMetrics(metrics);
    return metrics.heightPixels;
}

From source file:Main.java

public static String getIMSI(Context context) {
    TelephonyManager phone = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    String imsi = phone.getSubscriberId();
    return imsi == null ? "" : imsi;
}

From source file:Main.java

public static String getCurrentSSID(Context context) {
    WifiManager wifiMan = (WifiManager) (context.getSystemService(Context.WIFI_SERVICE));
    WifiInfo wifiInfo = wifiMan.getConnectionInfo();

    if (wifiInfo != null)
        return wifiInfo.getSSID();
    else//w  w w. jav a  2  s .  co m
        return null;
}

From source file:Main.java

public static int getWidth(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    manager.getDefaultDisplay().getMetrics(outMetrics);

    return outMetrics.widthPixels;
}

From source file:Main.java

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

From source file:Main.java

public static boolean isAppRunningForeground(Context context) {
    ActivityManager var1 = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    List list = var1.getRunningTasks(1);
    return context.getPackageName()
            .equalsIgnoreCase(((ActivityManager.RunningTaskInfo) list.get(0)).baseActivity.getPackageName());
}

From source file:Main.java

public static void toggleSoftKeybord(Context context) {
    InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
    imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);
}

From source file:Main.java

public static int getScreenWidth(Context context) {
    WindowManager wManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics metrics = new DisplayMetrics();
    wManager.getDefaultDisplay().getMetrics(metrics);
    return metrics.widthPixels;
}

From source file:Main.java

public static String getWifiMac(Context mContext) {
    String str;/*  ww w  . j a v a 2  s.  com*/
    str = ((WifiManager) mContext.getSystemService(Context.WIFI_SERVICE)).getConnectionInfo().getSSID();
    return TextUtils.isEmpty(str) ? "" : str;
}

From source file:Main.java

public static LayoutInflater getLayoutInflater(Context context) {
    LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

    return inflater;
}