Merge pull request #3036 from nextcloud/issue-2961

Replace deprecated onBackPressed

app/build.gradle

@@ -301,7 +301,7 @@ dependencies {
     gplayImplementation 'com.google.android.gms:play-services-base:18.2.0'
     gplayImplementation "com.google.firebase:firebase-messaging:23.1.2"
 
-    // implementation 'androidx.activity:activity-ktx:1.4.0'
+     implementation 'androidx.activity:activity-ktx:1.7.1'
 
     implementation 'com.github.nextcloud.android-common:ui:0.10.0'
 

app/src/main/java/com/nextcloud/talk/activities/CallBaseActivity.java

@@ -35,6 +35,8 @@ import android.view.WindowManager;
 
 import com.nextcloud.talk.BuildConfig;
 
+import androidx.activity.OnBackPressedCallback;
+
 public abstract class CallBaseActivity extends BaseActivity {
 
     public static final String TAG = "CallBaseActivity";
@@ -43,6 +45,16 @@ public abstract class CallBaseActivity extends BaseActivity {
     public Boolean isInPipMode = Boolean.FALSE;
     long onCreateTime;
 
+
+    private OnBackPressedCallback onBackPressedCallback = new OnBackPressedCallback(true) {
+        @Override
+        public void handleOnBackPressed() {
+            if (isPipModePossible()) {
+                enterPipMode();
+            }
+        }
+    };
+
     @SuppressLint("ClickableViewAccessibility")
     @Override
     public void onCreate(Bundle savedInstanceState) {
@@ -58,6 +70,8 @@ public abstract class CallBaseActivity extends BaseActivity {
         if (isGreaterEqualOreo() && isPipModePossible()) {
             mPictureInPictureParamsBuilder = new PictureInPictureParams.Builder();
         }
+
+        getOnBackPressedDispatcher().addCallback(this, onBackPressedCallback);
     }
 
     void hideNavigationIfNoPipAvailable(){
@@ -101,13 +115,6 @@ public abstract class CallBaseActivity extends BaseActivity {
         }
     }
 
-    @Override
-    public void onBackPressed() {
-        if (isPipModePossible()) {
-            enterPipMode();
-        }
-    }
-
     @Override
     protected void onUserLeaveHint() {
         long onUserLeaveHintTime = System.currentTimeMillis();

app/src/main/java/com/nextcloud/talk/activities/FullScreenImageActivity.kt

@@ -4,6 +4,8 @@
  * @author Marcel Hibbe
  * @author Dariusz Olszewski
  * @author Andy Scherzinger
+ * @author Ezhil Shanmugham
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  * Copyright (C) 2021 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2021 Marcel Hibbe <dev@mhibbe.de>
  * Copyright (C) 2021 Dariusz Olszewski
@@ -43,6 +45,7 @@ import java.io.File
 
 class FullScreenImageActivity : AppCompatActivity() {
     lateinit var binding: ActivityFullScreenImageBinding
+
     private lateinit var path: String
     private var showFullscreen = false
 
@@ -53,7 +56,7 @@ class FullScreenImageActivity : AppCompatActivity() {
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return if (item.itemId == android.R.id.home) {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
             true
         } else if (item.itemId == R.id.share) {
             val shareUri = FileProvider.getUriForFile(

app/src/main/java/com/nextcloud/talk/activities/FullScreenMediaActivity.kt

@@ -3,8 +3,10 @@
  *
  * @author Marcel Hibbe
  * @author Andy Scherzinger
+ * @author Ezhil Shanmugham
  * Copyright (C) 2021 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2021 Marcel Hibbe <dev@mhibbe.de>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -56,7 +58,7 @@ class FullScreenMediaActivity : AppCompatActivity(), Player.Listener {
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return if (item.itemId == android.R.id.home) {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
             true
         } else if (item.itemId == R.id.share) {
             val shareUri = FileProvider.getUriForFile(

app/src/main/java/com/nextcloud/talk/activities/FullScreenTextViewerActivity.kt

@@ -3,8 +3,10 @@
  *
  * @author Marcel Hibbe
  * @author Andy Scherzinger
+ * @author Ezhil Shanmugham
  * Copyright (C) 2021 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2021 Marcel Hibbe <dev@mhibbe.de>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -57,7 +59,7 @@ class FullScreenTextViewerActivity : AppCompatActivity() {
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return if (item.itemId == android.R.id.home) {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
             true
         } else if (item.itemId == R.id.share) {
             val shareUri = FileProvider.getUriForFile(

app/src/main/java/com/nextcloud/talk/activities/MainActivity.kt

@@ -4,9 +4,11 @@
  * @author Mario Danic
  * @author Andy Scherzinger
  * @author Marcel Hibbe
+ * @author Ezhil Shanmugham
  * Copyright (C) 2023 Marcel Hibbe <dev@mhibbe.de>
  * Copyright (C) 2021 Andy Scherzinger (infoi@andy-scherzinger.de)
  * Copyright (C) 2017 Mario Danic (mario@lovelyhq.com)
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -30,6 +32,7 @@ import android.os.Bundle
 import android.provider.ContactsContract
 import android.text.TextUtils
 import android.util.Log
+import androidx.activity.OnBackPressedCallback
 import androidx.lifecycle.DefaultLifecycleObserver
 import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.ProcessLifecycleOwner
@@ -82,6 +85,14 @@ class MainActivity : BaseActivity(), ActionBarProvider {
 
     private var router: Router? = null
 
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            if (!router!!.handleBack()) {
+                finish()
+            }
+        }
+    }
+
     @Suppress("Detekt.TooGenericExceptionCaught")
     override fun onCreate(savedInstanceState: Bundle?) {
         Log.d(TAG, "onCreate: Activity: " + System.identityHashCode(this).toString())
@@ -136,6 +147,8 @@ class MainActivity : BaseActivity(), ActionBarProvider {
                 }
             })
         }
+
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     fun lockScreenIfConditionsApply() {
@@ -353,12 +366,6 @@ class MainActivity : BaseActivity(), ActionBarProvider {
         }
     }
 
-    override fun onBackPressed() {
-        if (!router!!.handleBack()) {
-            super.onBackPressed()
-        }
-    }
-
     private fun logRouterBackStack(router: Router) {
         if (BuildConfig.DEBUG) {
             val backstack = router.backstack

app/src/main/java/com/nextcloud/talk/activities/TakePhotoActivity.java

@@ -56,6 +56,7 @@ import java.util.concurrent.ExecutionException;
 
 import javax.inject.Inject;
 
+import androidx.activity.OnBackPressedCallback;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.OptIn;
@@ -76,7 +77,6 @@ import static com.nextcloud.talk.utils.Mimetype.IMAGE_JPEG;
 
 @AutoInjector(NextcloudTalkApplication.class)
 public class TakePhotoActivity extends AppCompatActivity {
-
     private static final String TAG = TakePhotoActivity.class.getSimpleName();
 
     private static final float MAX_SCALE = 6.0f;
@@ -95,6 +95,23 @@ public class TakePhotoActivity extends AppCompatActivity {
     @Inject
     ViewThemeUtils viewThemeUtils;
 
+    private OnBackPressedCallback onBackPressedCallback = new OnBackPressedCallback(true) {
+        @Override
+        public void handleOnBackPressed() {
+            Uri uri = (Uri) binding.photoPreview.getTag();
+
+            if (uri != null) {
+                File photoFile = new File(uri.getPath());
+                if (!photoFile.delete()) {
+                    Log.w(TAG, "Error deleting temp camera image");
+                }
+                binding.photoPreview.setTag(null);
+            }
+
+            finish();
+        }
+    };
+
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -221,21 +238,8 @@ public class TakePhotoActivity extends AppCompatActivity {
                 finish();
             }
         }, ContextCompat.getMainExecutor(this));
-    }
-
-    @Override
-    public void onBackPressed() {
-        Uri uri = (Uri) binding.photoPreview.getTag();
-
-        if (uri != null) {
-            File photoFile = new File(uri.getPath());
-            if (!photoFile.delete()) {
-                Log.w(TAG, "Error deleting temp camera image");
-            }
-            binding.photoPreview.setTag(null);
-        }
 
-        super.onBackPressed();
+        getOnBackPressedDispatcher().addCallback(this, onBackPressedCallback);
     }
 
     private void showCameraElements() {

app/src/main/java/com/nextcloud/talk/chat/ChatActivity.kt

@@ -5,10 +5,12 @@
  * @author Marcel Hibbe
  * @author Andy Scherzinger
  * @author Tim Krüger
+ * @author Ezhil Shanmugham
  * Copyright (C) 2021-2022 Tim Krüger <t@timkrueger.me>
  * Copyright (C) 2021 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2021-2022 Marcel Hibbe <dev@mhibbe.de>
  * Copyright (C) 2017-2019 Mario Danic <mario@lovelyhq.com>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -72,6 +74,7 @@ import android.widget.ImageView
 import android.widget.PopupMenu
 import android.widget.RelativeLayout
 import android.widget.Toast
+import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.view.ContextThemeWrapper
 import androidx.core.content.ContextCompat
@@ -307,6 +310,14 @@ class ChatActivity :
 
     private var videoURI: Uri? = null
 
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            val intent = Intent(this@ChatActivity, ConversationsListActivity::class.java)
+            intent.putExtras(Bundle())
+            startActivity(intent)
+        }
+    }
+
     var typingTimer: CountDownTimer? = null
     val typingParticipants = HashMap<String, String>()
 
@@ -360,6 +371,8 @@ class ChatActivity :
 
         initAdapter()
         binding.messagesListView.setAdapter(adapter)
+
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     override fun onNewIntent(intent: Intent) {
@@ -612,7 +625,7 @@ class ChatActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.chatToolbar)
         binding.chatToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)
@@ -621,12 +634,6 @@ class ChatActivity :
         viewThemeUtils.material.themeToolbar(binding.chatToolbar)
     }
 
-    override fun onBackPressed() {
-        val intent = Intent(this, ConversationsListActivity::class.java)
-        intent.putExtras(Bundle())
-        startActivity(intent)
-    }
-
     private fun initAdapter() {
         val senderId = if (!conversationUser!!.userId.equals("?")) {
             "users/" + conversationUser!!.userId

app/src/main/java/com/nextcloud/talk/contacts/ContactsActivity.kt

@@ -188,7 +188,7 @@ class ContactsActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.contactsToolbar)
         binding.contactsToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)

app/src/main/java/com/nextcloud/talk/conversationinfo/ConversationInfoActivity.kt

@@ -5,10 +5,12 @@
  * @author Andy Scherzinger
  * @author Tim Krüger
  * @author Marcel Hibbe
+ * @author Ezhil Shanmugham
  * Copyright (C) 2022-2023 Marcel Hibbe (dev@mhibbe.de)
  * Copyright (C) 2021-2022 Tim Krüger <t@timkrueger.me>
  * Copyright (C) 2021 Andy Scherzinger (info@andy-scherzinger.de)
  * Copyright (C) 2017-2018 Mario Danic <mario@lovelyhq.com>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -193,7 +195,7 @@ class ConversationInfoActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.conversationInfoToolbar)
         binding.conversationInfoToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)

app/src/main/java/com/nextcloud/talk/conversationinfoedit/ConversationInfoEditActivity.kt

@@ -2,7 +2,9 @@
  * Nextcloud Talk application
  *
  * @author Marcel Hibbe
+ * @author Ezhil Shanmugham
  * Copyright (C) 2023 Marcel Hibbe (dev@mhibbe.de)
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -149,7 +151,7 @@ class ConversationInfoEditActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.conversationInfoEditToolbar)
         binding.conversationInfoEditToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)

app/src/main/java/com/nextcloud/talk/conversationlist/ConversationsListActivity.kt

@@ -5,10 +5,12 @@
  * @author Andy Scherzinger
  * @author Marcel Hibbe
  * @author Mario Danic
+ * @author Ezhil Shanmugham
  * Copyright (C) 2022 Álvaro Brey <alvaro.brey@nextcloud.com>
  * Copyright (C) 2022 Andy Scherzinger (info@andy-scherzinger.de)
  * Copyright (C) 2022 Marcel Hibbe (dev@mhibbe.de)
  * Copyright (C) 2017-2020 Mario Danic (mario@lovelyhq.com)
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -47,6 +49,7 @@ import android.view.View
 import android.view.inputmethod.EditorInfo
 import android.view.inputmethod.InputMethodManager
 import android.widget.Toast
+import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.widget.SearchView
 import androidx.core.view.MenuItemCompat
@@ -186,6 +189,13 @@ class ConversationsListActivity :
     private var searchHelper: MessageSearchHelper? = null
     private var searchViewDisposable: Disposable? = null
 
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            // TODO: replace this when conductor is removed. For now it avoids to load the MainActiviy which has no UI.
+            finishAffinity()
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         NextcloudTalkApplication.sharedApplication!!.componentApplication.inject(this)
@@ -198,6 +208,8 @@ class ConversationsListActivity :
         viewThemeUtils.material.themeSearchBarText(binding.searchText)
 
         forwardMessage = intent.getBooleanExtra(KEY_FORWARD_MSG_FLAG, false)
+
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     override fun onResume() {
@@ -244,7 +256,7 @@ class ConversationsListActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.conversationListToolbar)
         binding.conversationListToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)
@@ -1358,13 +1370,6 @@ class ConversationsListActivity :
         showErrorDialog()
     }
 
-    override fun onBackPressed() {
-        super.onBackPressed()
-
-        // TODO: replace this when conductor is removed. For now it avoids to load the MainActiviy which has no UI.
-        finishAffinity()
-    }
-
     companion object {
         const val TAG = "ConvListController"
         const val UNREAD_BUBBLE_DELAY = 2500

app/src/main/java/com/nextcloud/talk/location/GeocodingActivity.kt

@@ -123,7 +123,7 @@ class GeocodingActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.geocodingToolbar)
         binding.geocodingToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)

app/src/main/java/com/nextcloud/talk/location/LocationPickerActivity.kt

@@ -2,7 +2,9 @@
  * Nextcloud Talk application
  *
  * @author Marcel Hibbe
+ * @author Ezhil Shanmugham
  * Copyright (C) 2021 Marcel Hibbe <dev@mhibbe.de>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -39,6 +41,7 @@ import android.view.MenuItem
 import android.view.View
 import android.view.inputmethod.EditorInfo
 import android.widget.Toast
+import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.widget.SearchView
 import androidx.core.content.PermissionChecker
 import androidx.core.content.res.ResourcesCompat
@@ -115,6 +118,13 @@ class LocationPickerActivity :
     var searchItem: MenuItem? = null
     var searchView: SearchView? = null
 
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            setResult(Activity.RESULT_CANCELED)
+            finish()
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         NextcloudTalkApplication.sharedApplication!!.componentApplication.inject(this)
@@ -135,6 +145,8 @@ class LocationPickerActivity :
         setupSystemColors()
 
         getInstance().load(context, PreferenceManager.getDefaultSharedPreferences(context))
+
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     override fun onStart() {
@@ -175,7 +187,7 @@ class LocationPickerActivity :
     private fun setupActionBar() {
         setSupportActionBar(binding.locationPickerToolbar)
         binding.locationPickerToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)
@@ -572,11 +584,6 @@ class LocationPickerActivity :
         // empty
     }
 
-    override fun onBackPressed() {
-        setResult(Activity.RESULT_CANCELED)
-        finish()
-    }
-
     companion object {
         private val TAG = LocationPickerActivity::class.java.simpleName
         private const val REQUEST_PERMISSIONS_REQUEST_CODE = 1

app/src/main/java/com/nextcloud/talk/messagesearch/MessageSearchActivity.kt

@@ -2,8 +2,10 @@
  * Nextcloud Talk application
  *
  * @author Álvaro Brey
+ * @author Ezhil Shanmugham
  * Copyright (C) 2022 Álvaro Brey
  * Copyright (C) 2022 Nextcloud GmbH
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -29,6 +31,7 @@ import android.view.Menu
 import android.view.MenuItem
 import android.view.View
 import android.widget.Toast
+import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.widget.SearchView
 import androidx.lifecycle.ViewModelProvider
 import autodagger.AutoInjector
@@ -72,6 +75,13 @@ class MessageSearchActivity : BaseActivity() {
     private var searchViewDisposable: Disposable? = null
     private var adapter: FlexibleAdapter<AbstractFlexibleItem<*>>? = null
 
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            setResult(Activity.RESULT_CANCELED)
+            finish()
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         NextcloudTalkApplication.sharedApplication!!.componentApplication.inject(this)
@@ -90,6 +100,8 @@ class MessageSearchActivity : BaseActivity() {
         binding.swipeRefreshLayout.setOnRefreshListener {
             viewModel.refresh(searchView.query?.toString())
         }
+
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     private fun setupActionBar() {
@@ -210,7 +222,7 @@ class MessageSearchActivity : BaseActivity() {
             }
 
             override fun onMenuItemActionCollapse(item: MenuItem): Boolean {
-                onBackPressed()
+                onBackPressedDispatcher.onBackPressed()
                 return false
             }
         })
@@ -236,15 +248,10 @@ class MessageSearchActivity : BaseActivity() {
             .subscribe { newText -> viewModel.onQueryTextChange(newText) }
     }
 
-    override fun onBackPressed() {
-        setResult(Activity.RESULT_CANCELED)
-        finish()
-    }
-
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
             android.R.id.home -> {
-                onBackPressed()
+                onBackPressedDispatcher.onBackPressed()
                 true
             }
             else -> super.onOptionsItemSelected(item)

app/src/main/java/com/nextcloud/talk/profile/ProfileActivity.kt

@@ -4,9 +4,11 @@
  * @author Tobias Kaminsky
  * @author Andy Scherzinger
  * @author Tim Krüger
+ * @author Ezhil Shanmugham
  * Copyright (C) 2022 Tim Krüger <t@timkrueger.me>
  * Copyright (C) 2022 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2021 Tobias Kaminsky <tobias.kaminsky@nextcloud.com>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -185,7 +187,7 @@ class ProfileActivity : BaseActivity() {
     private fun setupActionBar() {
         setSupportActionBar(binding.profileToolbar)
         binding.profileToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)

app/src/main/java/com/nextcloud/talk/remotefilebrowser/activities/RemoteFileBrowserActivity.kt

@@ -3,8 +3,10 @@
  *
  * @author Andy Scherzinger
  * @author Álvaro Brey
+ * @author Ezhil Shanmugham
  * Copyright (C) 2022 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2022 Álvaro Brey <alvaro.brey@nextcloud.com>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -30,6 +32,7 @@ import android.util.Log
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
+import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.res.ResourcesCompat
 import androidx.fragment.app.DialogFragment
@@ -73,6 +76,13 @@ class RemoteFileBrowserActivity : AppCompatActivity(), SelectionInterface, Swipe
 
     private var filesSelectionDoneMenuItem: MenuItem? = null
 
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            setResult(Activity.RESULT_CANCELED)
+            finish()
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         NextcloudTalkApplication.sharedApplication!!.componentApplication.inject(this)
@@ -110,6 +120,8 @@ class RemoteFileBrowserActivity : AppCompatActivity(), SelectionInterface, Swipe
         binding.sortButton.setOnClickListener { changeSorting() }
 
         viewModel.loadItems()
+
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     private fun initViewModel(mimeTypeSelectionFilter: String?) {
@@ -191,11 +203,6 @@ class RemoteFileBrowserActivity : AppCompatActivity(), SelectionInterface, Swipe
         return true
     }
 
-    override fun onBackPressed() {
-        setResult(Activity.RESULT_CANCELED)
-        super.onBackPressed()
-    }
-
     override fun onResume() {
         super.onResume()
         refreshCurrentPath()
@@ -213,7 +220,7 @@ class RemoteFileBrowserActivity : AppCompatActivity(), SelectionInterface, Swipe
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
             android.R.id.home -> {
-                onBackPressed()
+                onBackPressedDispatcher.onBackPressed()
                 true
             }
             R.id.files_selection_done -> {

app/src/main/java/com/nextcloud/talk/settings/SettingsActivity.kt

@@ -4,9 +4,11 @@
  * @author Andy Scherzinger
  * @author Mario Danic
  * @author Tim Krüger
+ * @author Ezhil Shanmugham
  * Copyright (C) 2021 Tim Krüger <t@timkrueger.me>
  * Copyright (C) 2021-2022 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2017 Mario Danic (mario@lovelyhq.com)
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -246,7 +248,7 @@ class SettingsActivity : BaseActivity() {
     private fun setupActionBar() {
         setSupportActionBar(binding.settingsToolbar)
         binding.settingsToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)

app/src/main/java/com/nextcloud/talk/shareditems/activities/SharedItemsActivity.kt

@@ -4,9 +4,11 @@
  * @author Tim Krüger
  * @author Álvaro Brey
  * @author Marcel Hibbe
+ * @author Ezhil Shanmugham
  * Copyright (C) 2023 Marcel Hibbe <dev@mhibbe.de>
  * Copyright (C) 2022 Álvaro Brey
  * Copyright (C) 2022 Tim Krüger <t@timkrueger.me>
+ * Copyright (C) 2023 Ezhil Shanmugham <ezhil56x.contact@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -246,7 +248,7 @@ class SharedItemsActivity : AppCompatActivity() {
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return if (item.itemId == android.R.id.home) {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
             true
         } else {
             super.onOptionsItemSelected(item)

app/src/main/java/com/nextcloud/talk/translate/ui/TranslateActivity.kt

@@ -127,7 +127,7 @@ class TranslateActivity : BaseActivity() {
     private fun setupActionBar() {
         setSupportActionBar(binding.translationToolbar)
         binding.translationToolbar.setNavigationOnClickListener {
-            onBackPressed()
+            onBackPressedDispatcher.onBackPressed()
         }
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)