Java tutorial
//package com.java2s; import android.app.Activity; import android.content.Context; import android.view.inputmethod.InputMethodManager; public class Main { /** * Hides the keyboard while switching among fragments. * * @param context of activity. */ public static void hideKeyboard(Context context) { try { InputMethodManager inputManager = (InputMethodManager) context .getSystemService(Context.INPUT_METHOD_SERVICE); inputManager.hideSoftInputFromWindow(((Activity) context).getCurrentFocus().getWindowToken(), 0); } catch (Exception ex) { } } }