1 /* 2 * Copyright (C) 2019 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.google.android.car.kitchensink.experimental; 18 19 import android.car.Car; 20 import android.car.experimental.CarTestDemoExperimentalFeatureManager; 21 import android.car.experimental.ExperimentalCar; 22 import android.os.Bundle; 23 import android.util.Log; 24 import android.view.LayoutInflater; 25 import android.view.View; 26 import android.view.ViewGroup; 27 import android.widget.Button; 28 import android.widget.TextView; 29 30 import androidx.fragment.app.Fragment; 31 32 import com.google.android.car.kitchensink.KitchenSinkActivity; 33 import com.google.android.car.kitchensink.R; 34 35 public class ExperimentalFeatureTestFragment extends Fragment { 36 37 private static final String TAG = "ExperimentalFeature"; 38 39 private static final String[] PING_MSGS = { 40 "Hello, world", 41 "This is 1st experimental feature", 42 }; 43 44 private int mCurrentMsgIndex = 0; 45 private TextView mPingMsgTextView; 46 private Button mPingButton; 47 48 private CarTestDemoExperimentalFeatureManager mDemoManager; 49 50 @Override onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstance)51 public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstance) { 52 View view = inflater.inflate(R.layout.experimental_feature_test, container, false); 53 mPingMsgTextView = view.findViewById(R.id.experimental_ping_msg); 54 mPingButton = view.findViewById(R.id.button_experimental_ping); 55 Car car = ((KitchenSinkActivity) getHost()).getCar(); 56 if (car.isFeatureEnabled(ExperimentalCar.TEST_EXPERIMENTAL_FEATURE_SERVICE)) { 57 mDemoManager = (CarTestDemoExperimentalFeatureManager) car.getCarManager( 58 ExperimentalCar.TEST_EXPERIMENTAL_FEATURE_SERVICE); 59 mPingMsgTextView.setText("feature enabled"); 60 } else { 61 Log.w(TAG, "ExperimentalCar.TEST_EXPERIMENTAL_FEATURE_SERVICE not enabled"); 62 mPingButton.setActivated(false); 63 mPingMsgTextView.setText("feature disabled"); 64 } 65 view.findViewById(R.id.button_experimental_ping).setOnClickListener( 66 (View v) -> { 67 if (mDemoManager == null) { 68 return; 69 } 70 String msg = pickMsg(); 71 mPingMsgTextView.setText(mDemoManager.ping(msg)); 72 }); 73 return view; 74 } 75 pickMsg()76 private String pickMsg() { 77 String msg = PING_MSGS[mCurrentMsgIndex]; 78 mCurrentMsgIndex++; 79 if (mCurrentMsgIndex >= PING_MSGS.length) { 80 mCurrentMsgIndex = 0; 81 } 82 return msg; 83 } 84 } 85