Java tutorial
//package com.java2s; import android.app.Activity; import android.view.View; import android.view.inputmethod.InputMethodManager; public class Main { public static void KeyBoardCancle(Activity act) { View view = act.getWindow().peekDecorView(); if (view != null) { InputMethodManager inputmanger = (InputMethodManager) act .getSystemService(Activity.INPUT_METHOD_SERVICE); inputmanger.hideSoftInputFromWindow(view.getWindowToken(), 0); } } }