Java tutorial
//package com.java2s; import android.content.Context; import android.view.ViewConfiguration; public class Main { public static boolean GTE_ICS; public static boolean PRE_HC; public static boolean hasHardwareMenuKey(Context getContext) { boolean flag = false; if (PRE_HC) flag = true; else if (GTE_ICS) { flag = ViewConfiguration.get(getContext).hasPermanentMenuKey(); } else flag = false; return flag; } }