| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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.google.android.car.kitchensink.diagnostic; |
| |
| import android.annotation.Nullable; |
| import android.car.Car; |
| import android.car.diagnostic.CarDiagnosticEvent; |
| import android.car.diagnostic.CarDiagnosticManager; |
| import android.car.diagnostic.CarDiagnosticManager.OnDiagnosticEventListener; |
| import android.graphics.Color; |
| import android.os.Bundle; |
| import android.support.car.hardware.CarSensorManager; |
| import android.support.v4.app.Fragment; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.TextView; |
| |
| import com.google.android.car.kitchensink.KitchenSinkActivity; |
| import com.google.android.car.kitchensink.R; |
| |
| import java.util.Objects; |
| |
| |
| public class DiagnosticTestFragment extends Fragment { |
| private static final String TAG = "CAR.DIAGNOSTIC.KS"; |
| |
| private KitchenSinkActivity mActivity; |
| private TextView mLiveDiagnosticInfo; |
| private TextView mFreezeDiagnosticInfo; |
| private CarDiagnosticManager mDiagnosticManager; |
| |
| private final class TestListener implements OnDiagnosticEventListener { |
| private final TextView mTextView; |
| |
| TestListener(TextView view) { |
| mTextView = Objects.requireNonNull(view); |
| } |
| |
| @Override |
| public void onDiagnosticEvent(CarDiagnosticEvent carDiagnosticEvent) { |
| mTextView.post(() -> mTextView.setText(carDiagnosticEvent.toString())); |
| } |
| } |
| |
| private OnDiagnosticEventListener mLiveListener; |
| private OnDiagnosticEventListener mFreezeListener; |
| |
| @Nullable |
| @Override |
| public View onCreateView( |
| LayoutInflater inflater, |
| @Nullable ViewGroup container, |
| @Nullable Bundle savedInstanceState) { |
| View view = inflater.inflate(R.layout.diagnostic, container, false); |
| mActivity = (KitchenSinkActivity) getHost(); |
| |
| mLiveDiagnosticInfo = (TextView) view.findViewById(R.id.live_diagnostic_info); |
| mLiveDiagnosticInfo.setTextColor(Color.RED); |
| mLiveListener = new TestListener(mLiveDiagnosticInfo); |
| |
| mFreezeDiagnosticInfo = (TextView) view.findViewById(R.id.freeze_diagnostic_info); |
| mFreezeDiagnosticInfo.setTextColor(Color.RED); |
| mFreezeListener = new TestListener(mFreezeDiagnosticInfo); |
| |
| return view; |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| resumeDiagnosticManager(); |
| } |
| |
| @Override |
| public void onPause() { |
| super.onPause(); |
| pauseDiagnosticManager(); |
| } |
| |
| private void resumeDiagnosticManager() { |
| try { |
| mDiagnosticManager = |
| (CarDiagnosticManager)mActivity.getCar().getCarManager(Car.DIAGNOSTIC_SERVICE); |
| if (mLiveListener != null) { |
| mDiagnosticManager.registerListener(mLiveListener, |
| CarDiagnosticManager.FRAME_TYPE_LIVE, |
| CarSensorManager.SENSOR_RATE_NORMAL); |
| } |
| if (mFreezeListener != null) { |
| mDiagnosticManager.registerListener(mFreezeListener, |
| CarDiagnosticManager.FRAME_TYPE_FREEZE, |
| CarSensorManager.SENSOR_RATE_NORMAL); |
| } |
| } catch (android.car.CarNotConnectedException|android.support.car.CarNotConnectedException e) { |
| Log.e(TAG, "Car not connected or not supported", e); |
| } |
| } |
| |
| private void pauseDiagnosticManager() { |
| if (mDiagnosticManager != null) { |
| if (mLiveListener != null) { |
| mDiagnosticManager.unregisterListener(mLiveListener); |
| } |
| if (mFreezeListener != null) { |
| mDiagnosticManager.unregisterListener(mFreezeListener); |
| } |
| } |
| } |
| } |