1 /*
<lambda>null2  * Copyright (C) 2022 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.settingslib.spa.framework.compose
18 
19 import androidx.compose.runtime.Composable
20 import androidx.compose.runtime.DisposableEffect
21 import androidx.lifecycle.Lifecycle
22 import androidx.lifecycle.LifecycleEventObserver
23 import androidx.lifecycle.compose.LocalLifecycleOwner
24 
25 @Composable
26 fun LifecycleEffect(
27     onStart: () -> Unit = {},
<lambda>null28     onStop: () -> Unit = {},
29 ) {
30     val lifecycleOwner = LocalLifecycleOwner.current
<lambda>null31     DisposableEffect(lifecycleOwner) {
32         val observer = LifecycleEventObserver { _, event ->
33             if (event == Lifecycle.Event.ON_START) {
34                 onStart()
35             } else if (event == Lifecycle.Event.ON_STOP) {
36                 onStop()
37             }
38         }
39 
40         lifecycleOwner.lifecycle.addObserver(observer)
41 
42         onDispose {
43             lifecycleOwner.lifecycle.removeObserver(observer)
44         }
45     }
46 }