Here you can find the source of isTablet(Context context)
public static boolean isTablet(Context context)
//package com.java2s; import android.content.Context; import android.content.res.Configuration; public class Main { public static boolean isTablet(Context context) { Configuration configuration = context.getResources() .getConfiguration();/*from www .j ava 2 s. c o m*/ return (configuration.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE; } }