Java tutorial
//package com.java2s; //License from project: Open Source License import java.lang.reflect.Field; import java.lang.reflect.Method; import android.view.View; public class Main { static boolean setSystemUiVisibility(View view, String flagName) { try { Method setUiMethod = View.class.getMethod("setSystemUiVisibility", int.class); Field flagField = View.class.getField(flagName); setUiMethod.invoke(view, flagField.get(null)); return true; } catch (Exception ex) { return false; } } }