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 boolean isNetworkConnected(Context ct) {
    ConnectivityManager cm = (ConnectivityManager) ct.getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo ni = cm.getActiveNetworkInfo();
    return ni != null && ni.isConnectedOrConnecting();
}

From source file:Main.java

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

From source file:Main.java

public static String getImei(Context context) {
    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    Log.i("IMEI", tm.getDeviceId());
    return tm.getDeviceId();
}

From source file:Main.java

public static int getScreenMinWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);// w  w w .j av  a  2s. c  o  m
    return Math.min(size.x, size.y);
}

From source file:Main.java

public static void cancel(Context context) {
    AlarmManager mAlarm = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
    PendingIntent pintent = PendingIntent.getBroadcast(context, ALARM_REQUEST, new Intent(INTENT_FILTER_NAME),
            PendingIntent.FLAG_CANCEL_CURRENT);
    mAlarm.cancel(pintent);//  ww w.ja  v a  2s.c  om
}

From source file:Main.java

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

From source file:Main.java

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

    return outMetrics.heightPixels;
}

From source file:Main.java

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

From source file:Main.java

public static String getCurrentActivityPkgName(Context context) {

    ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    ComponentName cn = am.getRunningTasks(1).get(0).topActivity;
    // String className=cn.getClassName();
    return cn.getPackageName();
}

From source file:Main.java

private static boolean hasText(Context c) {
    ClipboardManager clipboard = (ClipboardManager) c.getSystemService(Context.CLIPBOARD_SERVICE);

    return clipboard.hasPrimaryClip()
            && clipboard.getPrimaryClipDescription().hasMimeType(ClipDescription.MIMETYPE_TEXT_PLAIN);
}