Java tutorial
//package com.java2s; import android.content.Context; import java.lang.reflect.Field; public class Main { public static int systemBarHeight(Context context) { int sbar = 0; try { Class<?> c = Class.forName("com.android.internal.R$dimen"); Object obj = c.newInstance(); Field field = c.getField("status_bar_height"); int x = Integer.parseInt(field.get(obj).toString()); sbar = context.getResources().getDimensionPixelSize(x); } catch (Exception e) { e.printStackTrace(); } return sbar; } }