Java tutorial
//package com.java2s; import android.app.Activity; import android.app.Dialog; import android.content.Context; import android.view.View; import android.view.inputmethod.InputMethodManager; public class Main { public static void closeKeyboard(Activity activity) { View view = activity.getWindow().peekDecorView(); if (view != null) { InputMethodManager inputMethodManager = (InputMethodManager) activity .getSystemService(Context.INPUT_METHOD_SERVICE); inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); } } public static void closeKeyboard(Dialog dialog) { View view = dialog.getWindow().peekDecorView(); if (view != null) { InputMethodManager inputMethodManager = (InputMethodManager) dialog.getContext() .getSystemService(Context.INPUT_METHOD_SERVICE); inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); } } }