75 lines
2.5 KiB
Kotlin
75 lines
2.5 KiB
Kotlin
package org.thoughtcrime.securesms.webrtc
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import android.content.BroadcastReceiver
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import android.content.Context
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import android.content.Intent
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import android.content.IntentFilter
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import android.net.ConnectivityManager
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import android.net.Network
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import org.session.libsignal.utilities.Log
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class NetworkChangeReceiver(private val onNetworkChangedCallback: (Boolean)->Unit) {
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private val networkList: MutableSet<Network> = mutableSetOf()
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val broadcastDelegate = object: BroadcastReceiver() {
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override fun onReceive(context: Context, intent: Intent) {
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receiveBroadcast(context, intent)
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}
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}
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val defaultObserver = object: ConnectivityManager.NetworkCallback() {
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override fun onAvailable(network: Network) {
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Log.i("Loki", "onAvailable: $network")
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networkList += network
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onNetworkChangedCallback(networkList.isNotEmpty())
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}
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override fun onLosing(network: Network, maxMsToLive: Int) {
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Log.i("Loki", "onLosing: $network, maxMsToLive: $maxMsToLive")
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}
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override fun onLost(network: Network) {
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Log.i("Loki", "onLost: $network")
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networkList -= network
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onNetworkChangedCallback(networkList.isNotEmpty())
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}
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override fun onUnavailable() {
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Log.i("Loki", "onUnavailable")
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}
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}
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fun receiveBroadcast(context: Context, intent: Intent) {
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val connected = context.isConnected()
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Log.i("Loki", "received broadcast, network connected: $connected")
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onNetworkChangedCallback(connected)
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}
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fun Context.isConnected() : Boolean {
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val cm = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
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return cm.activeNetwork != null
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}
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fun register(context: Context) {
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val intentFilter = IntentFilter("android.net.conn.CONNECTIVITY_CHANGE")
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context.registerReceiver(broadcastDelegate, intentFilter)
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// if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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// val cm = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
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// cm.registerDefaultNetworkCallback(defaultObserver)
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// } else {
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//
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// }
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}
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fun unregister(context: Context) {
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context.unregisterReceiver(broadcastDelegate)
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// if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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// val cm = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
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// cm.unregisterNetworkCallback(defaultObserver)
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// } else {
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//
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// }
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}
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} |