1 /* 2 * Copyright (C) 2016 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.settings.core; 18 19 import android.content.Context; 20 21 import com.android.settings.overlay.FeatureFactory; 22 import com.android.settings.survey.SurveyMixin; 23 import com.android.settingslib.core.instrumentation.Instrumentable; 24 import com.android.settingslib.core.instrumentation.MetricsFeatureProvider; 25 import com.android.settingslib.core.instrumentation.VisibilityLoggerMixin; 26 import com.android.settingslib.core.lifecycle.ObservableFragment; 27 28 public abstract class InstrumentedFragment extends ObservableFragment implements Instrumentable { 29 30 protected MetricsFeatureProvider mMetricsFeatureProvider; 31 32 private VisibilityLoggerMixin mVisibilityLoggerMixin; 33 34 @Override onAttach(Context context)35 public void onAttach(Context context) { 36 mMetricsFeatureProvider = FeatureFactory.getFactory(context).getMetricsFeatureProvider(); 37 mVisibilityLoggerMixin = new VisibilityLoggerMixin(getMetricsCategory(), 38 mMetricsFeatureProvider); 39 // Mixin that logs visibility change for activity. 40 getSettingsLifecycle().addObserver(mVisibilityLoggerMixin); 41 getSettingsLifecycle().addObserver(new SurveyMixin(this, getClass().getSimpleName())); 42 super.onAttach(context); 43 } 44 45 @Override onResume()46 public void onResume() { 47 mVisibilityLoggerMixin.setSourceMetricsCategory(getActivity()); 48 super.onResume(); 49 } 50 getVisibilityLogger()51 protected final VisibilityLoggerMixin getVisibilityLogger() { 52 return mVisibilityLoggerMixin; 53 } 54 } 55