1 /* 2 * Copyright (C) 2015 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 */ 16 17 package com.android.tv.util; 18 19 import android.app.SearchManager; 20 import android.content.Context; 21 import android.os.Bundle; 22 import android.os.UserHandle; 23 import android.util.Log; 24 25 import java.lang.reflect.InvocationTargetException; 26 27 /** 28 * A convenience class for calling methods in android.app.SearchManager. 29 */ 30 public final class SearchManagerHelper { 31 private static final String TAG = "SearchManagerHelper"; 32 33 private static final Object sLock = new Object(); 34 private static SearchManagerHelper sInstance; 35 36 private final SearchManager mSearchManager; 37 SearchManagerHelper(Context context)38 private SearchManagerHelper(Context context) { 39 mSearchManager = ((android.app.SearchManager) context.getSystemService( 40 Context.SEARCH_SERVICE)); 41 } 42 getInstance(Context context)43 public static SearchManagerHelper getInstance(Context context) { 44 synchronized (sLock) { 45 if (sInstance == null) { 46 sInstance = new SearchManagerHelper(context.getApplicationContext()); 47 } 48 return sInstance; 49 } 50 } 51 launchAssistAction()52 public void launchAssistAction() { 53 try { 54 SearchManager.class.getDeclaredMethod("launchLegacyAssist", String.class, Integer.TYPE, 55 Bundle.class).invoke(mSearchManager, null, UserHandle.myUserId(), null); 56 } catch (NoSuchMethodException | IllegalArgumentException | IllegalAccessException 57 | InvocationTargetException e) { 58 Log.e(TAG, "Fail to call SearchManager.launchAssistAction", e); 59 } 60 } 61 } 62