Migrate from android support libraries to androidx

Summary: Use the new AndroidX libraries instead of the legacy support libraries

Test Plan: Apply patch and verify everything works as before

Reviewers: #kde_connect, nicolasfella

Reviewed By: #kde_connect, nicolasfella

Subscribers: shubham, kdeconnect

Tags: #kde_connect

Differential Revision: https://phabricator.kde.org/D17818

AndroidManifest.xml

@@ -241,7 +241,7 @@
         </activity>
 
         <provider
-            android:name="android.support.v4.content.FileProvider"
+            android:name="androidx.core.content.FileProvider"
             android:authorities="org.kde.kdeconnect_tp.fileprovider"
             android:exported="false"
             android:grantUriPermissions="true">

build.gradle

+apply plugin: 'com.android.application'
+
 buildscript {
     repositories {
         jcenter()
@@ -8,8 +10,6 @@ buildscript {
     }
 }
 
-apply plugin: 'com.android.application'
-
 android {
     compileSdkVersion 28
     defaultConfig {
@@ -69,10 +69,10 @@ dependencies {
         google()
     }
 
-    implementation 'com.android.support:support-media-compat:28.0.0'
-    implementation 'com.android.support:appcompat-v7:28.0.0'
-    implementation 'com.android.support:preference-v7:28.0.0'
-    implementation 'com.android.support:design:28.0.0'
+    implementation 'androidx.media:media:1.0.0'
+    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation 'androidx.preference:preference:1.0.0'
+    implementation 'com.google.android.material:material:1.0.0'
     implementation 'com.jakewharton:disklrucache:2.0.2' //For caching album art bitmaps
 
     implementation 'org.apache.sshd:sshd-core:0.14.0'
@@ -80,8 +80,8 @@ dependencies {
 
     implementation 'com.madgag.spongycastle:bcpkix-jdk15on:1.58.0.0' //For SSL certificate generation
 
-    implementation 'com.jakewharton:butterknife:9.0.0-rc2'
-    annotationProcessor 'com.jakewharton:butterknife-compiler:9.0.0-rc2'
+    implementation 'com.jakewharton:butterknife:9.0.0-rc3'
+    annotationProcessor 'com.jakewharton:butterknife-compiler:9.0.0-rc3'
 
     // Testing
     androidTestImplementation 'org.mockito:mockito-core:1.10.19'

gradle.properties

+android.enableJetifier=true
+android.useAndroidX=true
\ No newline at end of file

res/layout/activity_device.xml

@@ -78,7 +78,7 @@
         android:padding="16dp"
         android:visibility="gone">
 
-        <android.support.v7.widget.AppCompatImageView
+        <androidx.appcompat.widget.AppCompatImageView
             android:id="@+id/error_message_icon"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"

res/layout/activity_main.xml

-<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/drawer_layout"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:fitsSystemWindows="true">  <!-- fitSystemWindows to make the drawer slide below the Lollipop transparent status bar -->
+<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                                           xmlns:app="http://schemas.android.com/apk/res-auto"
+                                           xmlns:tools="http://schemas.android.com/tools"
+                                           android:id="@+id/drawer_layout"
+                                           android:layout_width="match_parent"
+                                           android:layout_height="match_parent"
+                                           android:fitsSystemWindows="true">  <!-- fitSystemWindows to make the drawer slide below the Lollipop transparent status bar -->
 
-    <android.support.design.widget.CoordinatorLayout
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
         android:id="@+id/coordinatorLayout"
         android:layout_height="match_parent"
         android:layout_width="match_parent"
         tools:context="org.kde.kdeconnect.UserInterface.MainActivity">
 
-        <android.support.design.widget.AppBarLayout
+        <com.google.android.material.appbar.AppBarLayout
             android:layout_height="wrap_content"
             android:layout_width="match_parent"
             android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
 
-            <android.support.v7.widget.Toolbar
+            <androidx.appcompat.widget.Toolbar
                 android:id="@+id/toolbar"
                 android:layout_width="match_parent"
                 android:layout_height="?attr/actionBarSize"
                 android:elevation="8dp"/>
-        </android.support.design.widget.AppBarLayout>
+        </com.google.android.material.appbar.AppBarLayout>
 
         <FrameLayout
             android:id="@+id/container"
@@ -30,9 +30,9 @@
             android:layout_height="match_parent"
             app:layout_behavior="@string/appbar_scrolling_view_behavior"/>
 
-    </android.support.design.widget.CoordinatorLayout>
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
 
-    <android.support.design.widget.NavigationView
+    <com.google.android.material.navigation.NavigationView
         android:id="@+id/navigation_drawer"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
@@ -40,4 +40,4 @@
         app:headerLayout="@layout/nav_header"
         style="?attr/mainNavigationViewStyle" />
 
-</android.support.v4.widget.DrawerLayout>
+</androidx.drawerlayout.widget.DrawerLayout>

res/layout/activity_runcommand.xml

 <?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                                                     xmlns:app="http://schemas.android.com/apk/res-auto"
+                                                     android:layout_width="match_parent"
+                                                     android:layout_height="match_parent">
 
     <ListView
         android:id="@+id/runcommandslist"
@@ -12,7 +12,7 @@
         android:addStatesFromChildren="true"
         android:orientation="vertical" />
 
-    <android.support.design.widget.FloatingActionButton
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
         android:id="@+id/add_command_button"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
@@ -33,4 +33,4 @@
         android:textAlignment="center"
         android:textSize="16sp" />
 
-</android.support.design.widget.CoordinatorLayout>
\ No newline at end of file
+</androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file

res/layout/devices_list.xml

 <?xml version="1.0" encoding="utf-8"?>
-<android.support.v4.widget.SwipeRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/refresh_list_layout"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
+<androidx.swiperefreshlayout.widget.SwipeRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                                                       xmlns:tools="http://schemas.android.com/tools"
+                                                       android:id="@+id/refresh_list_layout"
+                                                       android:layout_width="match_parent"
+                                                       android:layout_height="match_parent">
 
     <ListView
         android:id="@+id/devices_list"
@@ -17,4 +17,4 @@
         android:paddingRight="16dip"
         tools:context=".MainActivity" />
 
-</android.support.v4.widget.SwipeRefreshLayout>
\ No newline at end of file
+</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
\ No newline at end of file

res/layout/list_item_with_icon_entry.xml

@@ -13,7 +13,7 @@
     android:paddingLeft="16dp"
     android:paddingRight="16dp">
 
-        <android.support.v7.widget.AppCompatImageView
+        <androidx.appcompat.widget.AppCompatImageView
             android:id="@+id/list_item_entry_icon"
             android:layout_width="wrap_content"
             android:layout_height="match_parent"

res/layout/mpris_control.xml

@@ -147,7 +147,7 @@
         android:layout_marginTop="8dip"
         android:orientation="horizontal">
 
-        <android.support.v7.widget.AppCompatImageView
+        <androidx.appcompat.widget.AppCompatImageView
             android:id="@+id/imageView"
             android:layout_width="30dip"
             android:layout_height="30dip"

res/layout/nav_dark_mode_switch.xml

-<android.support.v7.widget.SwitchCompat
+<androidx.appcompat.widget.SwitchCompat
     android:id="@+id/dark_theme"
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"

res/layout/preference_with_button.xml

@@ -70,7 +70,7 @@
 
     </RelativeLayout>
 
-    <android.support.v7.widget.AppCompatImageButton
+    <androidx.appcompat.widget.AppCompatImageButton
         android:id="@+id/settingsButton"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"

src/org/kde/kdeconnect/BackgroundService.java

@@ -32,7 +32,6 @@ import android.net.ConnectivityManager;
 import android.os.Binder;
 import android.os.Build;
 import android.os.IBinder;
-import android.support.v4.app.NotificationCompat;
 import android.text.TextUtils;
 import android.util.Log;
 
@@ -53,6 +52,8 @@ import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 
+import androidx.core.app.NotificationCompat;
+
 //import org.kde.kdeconnect.Backends.BluetoothBackend.BluetoothLinkProvider;
 
 public class BackgroundService extends Service {

src/org/kde/kdeconnect/Device.java

@@ -30,8 +30,6 @@ import android.content.res.Resources;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.preference.PreferenceManager;
-import android.support.v4.app.NotificationCompat;
-import android.support.v4.content.ContextCompat;
 import android.util.Base64;
 import android.util.Log;
 
@@ -61,6 +59,9 @@ import java.util.Vector;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.CopyOnWriteArrayList;
 
+import androidx.core.app.NotificationCompat;
+import androidx.core.content.ContextCompat;
+
 public class Device implements BaseLink.PacketReceiver {
 
     private final Context context;

src/org/kde/kdeconnect/Helpers/ContactsHelper.java

@@ -28,8 +28,6 @@ import android.net.Uri;
 import android.os.Build;
 import android.provider.ContactsContract;
 import android.provider.ContactsContract.PhoneLookup;
-import android.support.annotation.RequiresApi;
-import android.support.v4.util.LongSparseArray;
 import android.util.Base64;
 import android.util.Base64OutputStream;
 import android.util.Log;
@@ -48,6 +46,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
+import androidx.annotation.RequiresApi;
+import androidx.collection.LongSparseArray;
+
 public class ContactsHelper {
 
 

src/org/kde/kdeconnect/Helpers/SMSHelper.java

@@ -27,7 +27,6 @@ import android.net.Uri;
 import android.os.Build;
 import android.os.Looper;
 import android.provider.Telephony;
-import android.support.annotation.RequiresApi;
 import android.util.Log;
 
 import org.json.JSONException;
@@ -41,6 +40,8 @@ import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 
+import androidx.annotation.RequiresApi;
+
 public class SMSHelper {
 
     /**

src/org/kde/kdeconnect/Plugins/MousePadPlugin/MousePadActivity.java

@@ -25,7 +25,6 @@ import android.content.SharedPreferences;
 import android.os.Build;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
-import android.support.v7.app.AppCompatActivity;
 import android.view.GestureDetector;
 import android.view.HapticFeedbackConstants;
 import android.view.Menu;
@@ -39,6 +38,8 @@ import org.kde.kdeconnect.BackgroundService;
 import org.kde.kdeconnect.UserInterface.ThemeUtil;
 import org.kde.kdeconnect_tp.R;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 public class MousePadActivity extends AppCompatActivity implements GestureDetector.OnGestureListener, GestureDetector.OnDoubleTapListener, MousePadGestureDetector.OnGestureListener {
     private String deviceId;
 

src/org/kde/kdeconnect/Plugins/MousePadPlugin/MousePadPlugin.java

@@ -23,12 +23,13 @@ package org.kde.kdeconnect.Plugins.MousePadPlugin;
 import android.app.Activity;
 import android.content.Intent;
 import android.graphics.drawable.Drawable;
-import android.support.v4.content.ContextCompat;
 
 import org.kde.kdeconnect.NetworkPacket;
 import org.kde.kdeconnect.Plugins.Plugin;
 import org.kde.kdeconnect_tp.R;
 
+import androidx.core.content.ContextCompat;
+
 public class MousePadPlugin extends Plugin {
 
     //public final static String PACKET_TYPE_MOUSEPAD = "kdeconnect.mousepad";

src/org/kde/kdeconnect/Plugins/MprisPlugin/AlbumArtCache.java

@@ -28,7 +28,6 @@ import android.graphics.BitmapFactory;
 import android.net.ConnectivityManager;
 import android.os.AsyncTask;
 import android.os.Build;
-import android.support.v4.util.LruCache;
 import android.util.Log;
 
 import com.jakewharton.disklrucache.DiskLruCache;
@@ -47,6 +46,8 @@ import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.ArrayList;
 
+import androidx.collection.LruCache;
+
 /**
  * Handles the cache for album art
  */

src/org/kde/kdeconnect/Plugins/MprisPlugin/MprisActivity.java

@@ -27,10 +27,6 @@ import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
 import android.preference.PreferenceManager;
-import android.support.annotation.NonNull;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.graphics.drawable.DrawableCompat;
-import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.View;
@@ -46,13 +42,18 @@ import org.kde.kdeconnect.Backends.BaseLink;
 import org.kde.kdeconnect.Backends.BaseLinkProvider;
 import org.kde.kdeconnect.BackgroundService;
 import org.kde.kdeconnect.Device;
-import org.kde.kdeconnect.Plugins.SystemvolumePlugin.SystemvolumeFragment;
 import org.kde.kdeconnect.NetworkPacket;
+import org.kde.kdeconnect.Plugins.SystemvolumePlugin.SystemvolumeFragment;
 import org.kde.kdeconnect.UserInterface.ThemeUtil;
 import org.kde.kdeconnect_tp.R;
 
 import java.util.List;
 
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.drawable.DrawableCompat;
+import androidx.fragment.app.FragmentManager;
+
 public class MprisActivity extends AppCompatActivity {
 
     private String deviceId;

src/org/kde/kdeconnect/Plugins/MprisPlugin/MprisMediaSession.java

@@ -30,12 +30,9 @@ import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
 import android.preference.PreferenceManager;
-import android.support.v4.app.NotificationCompat;
-import android.support.v4.app.TaskStackBuilder;
 import android.support.v4.media.MediaMetadataCompat;
 import android.support.v4.media.session.MediaSessionCompat;
 import android.support.v4.media.session.PlaybackStateCompat;
-import android.support.v4.media.app.NotificationCompat.MediaStyle;
 
 import org.kde.kdeconnect.BackgroundService;
 import org.kde.kdeconnect.Device;
@@ -44,6 +41,10 @@ import org.kde.kdeconnect_tp.R;
 
 import java.util.HashSet;
 
+import androidx.core.app.NotificationCompat;
+import androidx.core.app.TaskStackBuilder;
+import androidx.media.app.NotificationCompat.MediaStyle;
+
 /**
  * Controls the mpris media control notification
  * <p>
@@ -319,7 +320,7 @@ public class MprisMediaSession implements SharedPreferences.OnSharedPreferenceCh
                     .setSmallIcon(R.drawable.ic_play_white)
                     .setShowWhen(false)
                     .setColor(service.getResources().getColor(R.color.primary))
-                    .setVisibility(android.support.v4.app.NotificationCompat.VISIBILITY_PUBLIC);
+                    .setVisibility(androidx.core.app.NotificationCompat.VISIBILITY_PUBLIC);
 
             if (!notificationPlayer.getTitle().isEmpty()) {
                 notification.setContentTitle(notificationPlayer.getTitle());

src/org/kde/kdeconnect/Plugins/MprisPlugin/MprisPlugin.java

@@ -26,7 +26,6 @@ import android.graphics.Bitmap;
 import android.graphics.drawable.Drawable;
 import android.os.Handler;
 import android.os.Message;
-import android.support.v4.content.ContextCompat;
 import android.util.Log;
 
 import org.kde.kdeconnect.NetworkPacket;
@@ -41,6 +40,8 @@ import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 
+import androidx.core.content.ContextCompat;
+
 public class MprisPlugin extends Plugin {
     public class MprisPlayer {
         private String player = "";

src/org/kde/kdeconnect/Plugins/MprisReceiverPlugin/MprisReceiverCallback.java

@@ -24,9 +24,10 @@ import android.media.MediaMetadata;
 import android.media.session.MediaController;
 import android.media.session.PlaybackState;
 import android.os.Build;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.annotation.RequiresApi;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
 
 
 @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)

src/org/kde/kdeconnect/Plugins/MprisReceiverPlugin/MprisReceiverPlayer.java

@@ -24,7 +24,8 @@ import android.media.MediaMetadata;
 import android.media.session.MediaController;
 import android.media.session.PlaybackState;
 import android.os.Build;
-import android.support.annotation.RequiresApi;
+
+import androidx.annotation.RequiresApi;
 
 @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
 class MprisReceiverPlayer {

src/org/kde/kdeconnect/Plugins/MprisReceiverPlugin/MprisReceiverPlugin.java

@@ -31,8 +31,6 @@ import android.os.Build;
 import android.os.Handler;
 import android.os.Looper;
 import android.provider.Settings;
-import android.support.annotation.Nullable;
-import android.support.annotation.RequiresApi;
 import android.util.Log;
 
 import org.kde.kdeconnect.Helpers.AppsHelper;
@@ -45,6 +43,9 @@ import org.kde.kdeconnect_tp.R;
 import java.util.HashMap;
 import java.util.List;
 
+import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
+
 @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
 public class MprisReceiverPlugin extends Plugin implements MediaSessionManager.OnActiveSessionsChangedListener {
 

src/org/kde/kdeconnect/Plugins/NotificationsPlugin/NotificationFilterActivity.java

@@ -30,7 +30,6 @@ import android.graphics.Canvas;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
-import android.support.v7.app.AppCompatActivity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -41,13 +40,14 @@ import android.widget.CheckedTextView;
 import android.widget.ListView;
 
 import org.kde.kdeconnect.BackgroundService;
-import org.kde.kdeconnect.Helpers.StringsHelper;
 import org.kde.kdeconnect.UserInterface.ThemeUtil;
 import org.kde.kdeconnect_tp.R;
 
 import java.util.Arrays;
 import java.util.List;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 public class NotificationFilterActivity extends AppCompatActivity {
 
     private AppDatabase appDatabase;

src/org/kde/kdeconnect/Plugins/NotificationsPlugin/NotificationReceiver.java

@@ -26,12 +26,13 @@ import android.content.Intent;
 import android.os.Build;
 import android.service.notification.NotificationListenerService;
 import android.service.notification.StatusBarNotification;
-import android.support.annotation.RequiresApi;
 
 import java.util.ArrayList;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 
+import androidx.annotation.RequiresApi;
+
 @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN_MR2)
 public class NotificationReceiver extends NotificationListenerService {
 

src/org/kde/kdeconnect/Plugins/NotificationsPlugin/NotificationsPlugin.java

@@ -38,8 +38,6 @@ import android.os.Build;
 import android.os.Bundle;
 import android.provider.Settings;
 import android.service.notification.StatusBarNotification;
-import android.support.annotation.RequiresApi;
-import android.support.v4.app.NotificationCompat;
 import android.text.SpannableString;
 import android.util.Log;
 
@@ -59,6 +57,9 @@ import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
 
+import androidx.annotation.RequiresApi;
+import androidx.core.app.NotificationCompat;
+
 @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
 public class NotificationsPlugin extends Plugin implements NotificationReceiver.NotificationListener {
 

src/org/kde/kdeconnect/Plugins/PingPlugin/PingPlugin.java

@@ -26,7 +26,6 @@ import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
-import android.support.v4.app.NotificationCompat;
 import android.util.Log;
 
 import org.kde.kdeconnect.Helpers.NotificationHelper;
@@ -35,6 +34,8 @@ import org.kde.kdeconnect.Plugins.Plugin;
 import org.kde.kdeconnect.UserInterface.MainActivity;
 import org.kde.kdeconnect_tp.R;
 
+import androidx.core.app.NotificationCompat;
+
 
 public class PingPlugin extends Plugin {
 

src/org/kde/kdeconnect/Plugins/Plugin.java

@@ -27,9 +27,6 @@ import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
-import android.support.annotation.StringRes;
-import android.support.v4.app.ActivityCompat;
-import android.support.v4.content.ContextCompat;
 import android.widget.Button;
 
 import org.kde.kdeconnect.Device;
@@ -38,6 +35,10 @@ import org.kde.kdeconnect.UserInterface.DeviceSettingsActivity;
 import org.kde.kdeconnect.UserInterface.PluginSettingsActivity;
 import org.kde.kdeconnect_tp.R;
 
+import androidx.annotation.StringRes;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
 public abstract class Plugin {
 
     protected Device device;

src/org/kde/kdeconnect/Plugins/PresenterPlugin/PresenterActivity.java

@@ -24,10 +24,8 @@ import android.content.Context;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.PowerManager;
-import android.support.v4.media.VolumeProviderCompat;
 import android.support.v4.media.session.MediaSessionCompat;
 import android.support.v4.media.session.PlaybackStateCompat;
-import android.support.v7.app.AppCompatActivity;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
@@ -36,6 +34,9 @@ import org.kde.kdeconnect.BackgroundService;
 import org.kde.kdeconnect.UserInterface.ThemeUtil;
 import org.kde.kdeconnect_tp.R;
 
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.media.VolumeProviderCompat;
+
 public class PresenterActivity extends AppCompatActivity {
 
     private MediaSessionCompat mMediaSession;

src/org/kde/kdeconnect/Plugins/PresenterPlugin/PresenterPlugin.java

@@ -24,13 +24,14 @@ package org.kde.kdeconnect.Plugins.PresenterPlugin;
 import android.app.Activity;
 import android.content.Intent;
 import android.graphics.drawable.Drawable;
-import android.support.v4.content.ContextCompat;
 import android.view.KeyEvent;
 
 import org.kde.kdeconnect.NetworkPacket;
 import org.kde.kdeconnect.Plugins.Plugin;
 import org.kde.kdeconnect_tp.R;
 
+import androidx.core.content.ContextCompat;
+
 import static org.kde.kdeconnect.Plugins.MousePadPlugin.KeyListenerView.SpecialKeysMap;
 
 public class PresenterPlugin extends Plugin {

src/org/kde/kdeconnect/Plugins/ReceiveNotificationsPlugin/ReceiveNotificationsPlugin.java

@@ -27,7 +27,6 @@ import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
-import android.support.v4.app.NotificationCompat;
 import android.util.Log;
 
 import org.kde.kdeconnect.Helpers.NotificationHelper;
@@ -38,6 +37,8 @@ import org.kde.kdeconnect_tp.R;
 
 import java.io.InputStream;
 
+import androidx.core.app.NotificationCompat;
+
 public class ReceiveNotificationsPlugin extends Plugin {
 
     private final static String PACKET_TYPE_NOTIFICATION = "kdeconnect.notification";

src/org/kde/kdeconnect/Plugins/RemoteKeyboardPlugin/RemoteKeyboardPlugin.java

@@ -23,8 +23,6 @@ package org.kde.kdeconnect.Plugins.RemoteKeyboardPlugin;
 import android.graphics.drawable.Drawable;
 import android.os.SystemClock;
 import android.preference.PreferenceManager;
-import android.support.v4.content.ContextCompat;
-import android.support.v4.util.Pair;
 import android.util.Log;
 import android.util.SparseIntArray;
 import android.view.KeyEvent;
@@ -40,6 +38,9 @@ import org.kde.kdeconnect_tp.R;
 import java.util.ArrayList;
 import java.util.concurrent.locks.ReentrantLock;
 
+import androidx.core.content.ContextCompat;
+import androidx.core.util.Pair;
+
 public class RemoteKeyboardPlugin extends Plugin {
 
     private final static String PACKET_TYPE_MOUSEPAD_REQUEST = "kdeconnect.mousepad.request";

src/org/kde/kdeconnect/Plugins/RunCommandPlugin/RunCommandActivity.java

@@ -25,10 +25,6 @@ import android.content.ClipboardManager;
 import android.content.Context;