blob: 243e0bcced512d5355ed84f90b2b737698687719 [file] [log] [blame]
/*
* Copyright (C) 2015 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.android.settings;
import android.support.v14.preference.PreferenceFragment;
import com.android.internal.logging.MetricsLogger;
/**
* Instrumented preference fragment that logs visibility state.
*/
public abstract class InstrumentedPreferenceFragment extends PreferenceFragment {
/**
* Declare the view of this category.
*
* Categories are defined in {@link com.android.internal.logging.MetricsProto.MetricsEvent}
* or if there is no relevant existing category you may define one in
* {@link com.android.settings.InstrumentedFragment}.
*/
protected abstract int getMetricsCategory();
@Override
public void onResume() {
super.onResume();
MetricsLogger.visible(getActivity(), getMetricsCategory());
}
@Override
public void onPause() {
super.onPause();
MetricsLogger.hidden(getActivity(), getMetricsCategory());
}
}