Use viewTreeLifecycleOwner

mobile/build.gradle.kts

@@ -67,7 +67,7 @@ android {
 androidExtensions.isExperimental = true
 
 dependencies {
-    val lifecycleVersion = "2.2.0"
+    val lifecycleVersion = "2.3.0-alpha03"
     val roomVersion = "2.2.5"
 
     coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:1.0.5")
@@ -76,7 +76,7 @@ dependencies {
     implementation("androidx.browser:browser:1.2.0")
     implementation("androidx.core:core-ktx:1.3.0-rc01")
     implementation("androidx.emoji:emoji:1.1.0-rc01")
-    implementation("androidx.fragment:fragment-ktx:1.2.4")
+    implementation("androidx.fragment:fragment-ktx:1.3.0-alpha05")
     implementation("androidx.lifecycle:lifecycle-common-java8:$lifecycleVersion")
     implementation("androidx.lifecycle:lifecycle-livedata-ktx:$lifecycleVersion")
     implementation("androidx.lifecycle:lifecycle-runtime-ktx:$lifecycleVersion")

mobile/src/main/java/be/mygod/vpnhotspot/EBegFragment.kt

@@ -83,7 +83,7 @@ class EBegFragment : AppCompatDialogFragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         dialog!!.setTitle(R.string.settings_misc_donate)
-        lifecycleScope.launchWhenCreated {
+        viewLifecycleOwner.lifecycleScope.launchWhenCreated {
             billingClient.querySkuDetails(SkuDetailsParams.newBuilder().apply {
                 setSkusList(listOf("donate001", "donate002", "donate005", "donate010", "donate020", "donate050",
                         "donate100", "donate200", "donatemax"))

mobile/src/main/java/be/mygod/vpnhotspot/MainActivity.kt

@@ -40,7 +40,7 @@ class MainActivity : AppCompatActivity(), BottomNavigationView.OnNavigationItemS
                 number = count
             } else binding.navigation.removeBadge(R.id.navigation_clients)
         }
-        SmartSnackbar.Register(lifecycle, binding.fragmentHolder)
+        SmartSnackbar.Register(binding.fragmentHolder)
         WifiDoubleLock.ActivityListener(this)
     }
 

mobile/src/main/java/be/mygod/vpnhotspot/client/ClientsFragment.kt

@@ -18,6 +18,7 @@ import androidx.core.os.BuildCompat
 import androidx.databinding.BaseObservable
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.findViewTreeLifecycleOwner
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.observe
 import androidx.recyclerview.widget.DefaultItemAnimator
@@ -110,7 +111,7 @@ class ClientsFragment : Fragment() {
     private inner class ClientViewHolder(val binding: ListitemClientBinding) : RecyclerView.ViewHolder(binding.root),
             View.OnClickListener, PopupMenu.OnMenuItemClickListener {
         init {
-            binding.lifecycleOwner = this@ClientsFragment
+            binding.lifecycleOwner = binding.root.findViewTreeLifecycleOwner()
             binding.root.setOnClickListener(this)
             binding.description.movementMethod = LinkMovementMethod.getInstance()
         }
@@ -149,7 +150,7 @@ class ClientsFragment : Fragment() {
                 }
                 R.id.stats -> {
                     binding.client?.let { client ->
-                        lifecycleScope.launchWhenCreated {
+                        viewLifecycleOwner.lifecycleScope.launchWhenCreated {
                             withContext(Dispatchers.Unconfined) {
                                 StatsDialogFragment().withArg(StatsArg(
                                         client.title.value ?: return@withContext,

mobile/src/main/java/be/mygod/vpnhotspot/manage/TetherManager.kt

@@ -140,7 +140,7 @@ sealed class TetherManager(protected val parent: TetheringFragment) : Manager(),
         private val tethering = BluetoothTethering(parent.requireContext()) { onTetheringStarted() }
 
         init {
-            parent.lifecycle.addObserver(this)
+            parent.viewLifecycleOwner.lifecycle.addObserver(this)
         }
 
         override fun onDestroy(owner: LifecycleOwner) = tethering.close()

mobile/src/main/java/be/mygod/vpnhotspot/manage/TetheringFragment.kt

@@ -161,7 +161,7 @@ class TetheringFragment : Fragment(), ServiceConnection, Toolbar.OnMenuItemClick
                 true
             }
             R.id.configuration_repeater -> {
-                lifecycleScope.launchWhenCreated {
+                viewLifecycleOwner.lifecycleScope.launchWhenCreated {
                     adapter.repeaterManager.getConfiguration()?.let { config ->
                         WifiApDialogFragment().withArg(WifiApDialogFragment.Arg(config, p2pMode = true)).show(
                                 this@TetheringFragment, CONFIGURE_REPEATER)

mobile/src/main/java/be/mygod/vpnhotspot/widget/SmartSnackbar.kt

@@ -6,8 +6,8 @@ import android.view.View
 import android.widget.Toast
 import androidx.annotation.StringRes
 import androidx.lifecycle.DefaultLifecycleObserver
-import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.findViewTreeLifecycleOwner
 import be.mygod.vpnhotspot.App.Companion.app
 import be.mygod.vpnhotspot.util.readableMessage
 import com.google.android.material.snackbar.Snackbar
@@ -32,9 +32,9 @@ sealed class SmartSnackbar {
         }.readableMessage)
     }
 
-    class Register(lifecycle: Lifecycle, private val view: View) : DefaultLifecycleObserver {
+    class Register(private val view: View) : DefaultLifecycleObserver {
         init {
-            lifecycle.addObserver(this)
+            view.findViewTreeLifecycleOwner()!!.lifecycle.addObserver(this)
         }
 
         override fun onResume(owner: LifecycleOwner) {