| /* |
| * Copyright (C) 2018 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.systemui.util; |
| |
| import static androidx.lifecycle.Lifecycle.Event.ON_CREATE; |
| import static androidx.lifecycle.Lifecycle.Event.ON_DESTROY; |
| import static androidx.lifecycle.Lifecycle.Event.ON_PAUSE; |
| import static androidx.lifecycle.Lifecycle.Event.ON_RESUME; |
| import static androidx.lifecycle.Lifecycle.Event.ON_START; |
| import static androidx.lifecycle.Lifecycle.Event.ON_STOP; |
| |
| import android.annotation.CallSuper; |
| import android.app.Fragment; |
| import android.os.Bundle; |
| |
| import androidx.lifecycle.Lifecycle; |
| import androidx.lifecycle.LifecycleOwner; |
| import androidx.lifecycle.LifecycleRegistry; |
| |
| /** |
| * Version of {@link #Fragment} that is a {@link LifecycleOwner}. |
| */ |
| public class LifecycleFragment extends Fragment implements LifecycleOwner { |
| |
| private final LifecycleRegistry mLifecycle = new LifecycleRegistry(this); |
| |
| public Lifecycle getLifecycle() { |
| return mLifecycle; |
| } |
| |
| @CallSuper |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| mLifecycle.handleLifecycleEvent(ON_CREATE); |
| super.onCreate(savedInstanceState); |
| } |
| |
| @CallSuper |
| @Override |
| public void onStart() { |
| mLifecycle.handleLifecycleEvent(ON_START); |
| super.onStart(); |
| } |
| |
| @CallSuper |
| @Override |
| public void onResume() { |
| mLifecycle.handleLifecycleEvent(ON_RESUME); |
| super.onResume(); |
| } |
| |
| @CallSuper |
| @Override |
| public void onPause() { |
| mLifecycle.handleLifecycleEvent(ON_PAUSE); |
| super.onPause(); |
| } |
| |
| @CallSuper |
| @Override |
| public void onStop() { |
| mLifecycle.handleLifecycleEvent(ON_STOP); |
| super.onStop(); |
| } |
| |
| @CallSuper |
| @Override |
| public void onDestroy() { |
| mLifecycle.handleLifecycleEvent(ON_DESTROY); |
| super.onDestroy(); |
| } |
| |
| } |