1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16package com.android.quicksearchbox.preferences; 17 18import android.content.Context; 19import android.preference.DialogPreference; 20import android.util.AttributeSet; 21 22/** 23 * Dialog preference that allows registering a listener for the result. 24 */ 25public class OkCancelPreference extends DialogPreference { 26 27 private Listener mListener; 28 29 public OkCancelPreference(Context context, AttributeSet attrs) { 30 super(context, attrs); 31 } 32 33 @Override 34 protected void onDialogClosed(boolean positiveResult) { 35 super.onDialogClosed(positiveResult); 36 37 if (mListener != null) { 38 mListener.onDialogClosed(positiveResult); 39 } 40 } 41 42 public void setListener(Listener listener) { 43 mListener = listener; 44 } 45 46 public interface Listener { 47 void onDialogClosed(boolean okClicked); 48 } 49 50} 51