From fe65f68b4d7843731c5b8a52876bd52f729fde03 Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Sat, 7 May 2022 20:57:11 +0800
Subject: [PATCH] =?UTF-8?q?web=E6=9C=8D=E5=8A=A1=E7=9B=91=E6=B5=8B?=
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---
 .../app/receiver/NetworkChangedListener.kt    | 31 +++++++++++++------
 1 file changed, 22 insertions(+), 9 deletions(-)

diff --git a/app/src/main/java/io/legado/app/receiver/NetworkChangedListener.kt b/app/src/main/java/io/legado/app/receiver/NetworkChangedListener.kt
index f27ef455c..12de57e90 100644
--- a/app/src/main/java/io/legado/app/receiver/NetworkChangedListener.kt
+++ b/app/src/main/java/io/legado/app/receiver/NetworkChangedListener.kt
@@ -23,15 +23,22 @@ class NetworkChangedListener(private val context: Context) {
         return@lazy null
     }
 
+    private val networkCallback: ConnectivityManager.NetworkCallback? by lazy {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            return@lazy object : ConnectivityManager.NetworkCallback() {
+                override fun onAvailable(network: Network) {
+                    onNetworkChanged?.invoke()
+                }
+            }
+        }
+        return@lazy null
+    }
+
     fun register() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
-            connectivityManager.registerDefaultNetworkCallback(
-                object : ConnectivityManager.NetworkCallback() {
-                    override fun onAvailable(network: Network) {
-                        onNetworkChanged?.invoke()
-                    }
-                }
-            )
+            networkCallback?.let {
+                connectivityManager.registerDefaultNetworkCallback(it)
+            }
         } else {
             receiver?.let {
                 context.registerReceiver(it, it.filter)
@@ -40,8 +47,14 @@ class NetworkChangedListener(private val context: Context) {
     }
 
     fun unRegister() {
-        receiver?.let {
-            context.unregisterReceiver(it)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            networkCallback?.let {
+                connectivityManager.unregisterNetworkCallback(it)
+            }
+        } else {
+            receiver?.let {
+                context.unregisterReceiver(it)
+            }
         }
     }