The file containing the source code shown below is located in the corresponding directory in <sdk>/samples/android-<version>/...
/*
* Copyright (C) 2008 The Android开源工程
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.apis.app;
import android.content.SearchRecentSuggestionsProvider;
/**
* To create a search suggestions provider using the built-in recent queries mode,
* simply extend SearchRecentSuggestionsProvider as shown here, and configure with
* a unique authority and the mode you with to use. For more information, see
* {@link android.content.SearchRecentSuggestionsProvider}.
*/
public class SearchSuggestionSampleProvider extends SearchRecentSuggestionsProvider {
/**
* This is the provider authority identifier. The same string must appear in your
* Manifest file, and any time you instantiate a
* {@link android.provider.SearchRecentSuggestions} helper class.
*/
final static String AUTHORITY = "com.example.android.apis.SuggestionProvider";
/**
* These flags determine the operating mode of the suggestions provider. This value should
* not change from run to run, because when it does change, your suggestions database may
* be wiped.
*/
final static int MODE = DATABASE_MODE_QUERIES;
/**
* The main job of the constructor is to call {@link #setupSuggestions(String, int)} with the
* appropriate configuration values.
*/
public SearchSuggestionSampleProvider() {
super();
setupSuggestions(AUTHORITY, MODE);
}
}