Restructure related UI classes together (#7044)

8 files changed, 0 insertions, 1142 deletions

diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/DownloadsPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/DownloadsPreferencesFragment.java
deleted file mode 100644
index 58e968155..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/DownloadsPreferencesFragment.java
+++ /dev/null
@@ -1,108 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences;
-
-import android.content.SharedPreferences;
-import android.os.Bundle;
-
-import androidx.preference.PreferenceFragmentCompat;
-import androidx.preference.PreferenceManager;
-import androidx.preference.TwoStatePreference;
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.net.download.serviceinterface.FeedUpdateManager;
-import de.danoeh.antennapod.ui.preferences.screen.downloads.ChooseDataFolderDialog;
-import de.danoeh.antennapod.dialog.ProxyDialog;
-import de.danoeh.antennapod.storage.preferences.UserPreferences;
-
-import java.io.File;
-
-
-public class DownloadsPreferencesFragment extends PreferenceFragmentCompat
-        implements SharedPreferences.OnSharedPreferenceChangeListener {
-    private static final String PREF_SCREEN_AUTODL = "prefAutoDownloadSettings";
-    private static final String PREF_AUTO_DELETE_LOCAL = "prefAutoDeleteLocal";
-    private static final String PREF_PROXY = "prefProxy";
-    private static final String PREF_CHOOSE_DATA_DIR = "prefChooseDataDir";
-
-    private boolean blockAutoDeleteLocal = true;
-
-    @Override
-    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.preferences_downloads);
-        setupNetworkScreen();
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        ((PreferenceActivity) getActivity()).getSupportActionBar().setTitle(R.string.downloads_pref);
-        PreferenceManager.getDefaultSharedPreferences(getContext()).registerOnSharedPreferenceChangeListener(this);
-    }
-
-    @Override
-    public void onStop() {
-        super.onStop();
-        PreferenceManager.getDefaultSharedPreferences(getContext()).unregisterOnSharedPreferenceChangeListener(this);
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-        setDataFolderText();
-    }
-
-    private void setupNetworkScreen() {
-        findPreference(PREF_SCREEN_AUTODL).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_autodownload);
-            return true;
-        });
-        // validate and set correct value: number of downloads between 1 and 50 (inclusive)
-        findPreference(PREF_PROXY).setOnPreferenceClickListener(preference -> {
-            ProxyDialog dialog = new ProxyDialog(getActivity());
-            dialog.show();
-            return true;
-        });
-        findPreference(PREF_CHOOSE_DATA_DIR).setOnPreferenceClickListener(preference -> {
-            ChooseDataFolderDialog.showDialog(getContext(), path -> {
-                UserPreferences.setDataFolder(path);
-                setDataFolderText();
-            });
-            return true;
-        });
-        findPreference(PREF_AUTO_DELETE_LOCAL).setOnPreferenceChangeListener((preference, newValue) -> {
-            if (blockAutoDeleteLocal && newValue == Boolean.TRUE) {
-                showAutoDeleteEnableDialog();
-                return false;
-            } else {
-                return true;
-            }
-        });
-    }
-
-    private void setDataFolderText() {
-        File f = UserPreferences.getDataFolder(null);
-        if (f != null) {
-            findPreference(PREF_CHOOSE_DATA_DIR).setSummary(f.getAbsolutePath());
-        }
-    }
-
-    @Override
-    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-        if (UserPreferences.PREF_UPDATE_INTERVAL.equals(key)) {
-            FeedUpdateManager.getInstance().restartUpdateAlarm(getContext(), true);
-        }
-    }
-
-    private void showAutoDeleteEnableDialog() {
-        new MaterialAlertDialogBuilder(requireContext())
-                .setMessage(R.string.pref_auto_local_delete_dialog_body)
-                .setPositiveButton(R.string.yes, (dialog, which) -> {
-                    blockAutoDeleteLocal = false;
-                    ((TwoStatePreference) findPreference(PREF_AUTO_DELETE_LOCAL)).setChecked(true);
-                    blockAutoDeleteLocal = true;
-                })
-                .setNegativeButton(R.string.cancel_label, null)
-                .show();
-    }
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/ImportExportPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/ImportExportPreferencesFragment.java
deleted file mode 100644
index 7c607c242..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/ImportExportPreferencesFragment.java
+++ /dev/null
@@ -1,413 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences;
-
-import android.app.Activity;
-import android.app.ProgressDialog;
-import android.content.ActivityNotFoundException;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.net.Uri;
-import android.os.Bundle;
-import android.util.Log;
-
-import androidx.activity.result.ActivityResult;
-import androidx.activity.result.ActivityResultLauncher;
-import androidx.activity.result.contract.ActivityResultContracts;
-import androidx.activity.result.contract.ActivityResultContracts.GetContent;
-import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.annotation.StringRes;
-import androidx.documentfile.provider.DocumentFile;
-import androidx.preference.SwitchPreferenceCompat;
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import androidx.core.app.ShareCompat;
-import androidx.core.content.FileProvider;
-import androidx.preference.PreferenceFragmentCompat;
-import com.google.android.material.snackbar.Snackbar;
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.OpmlImportActivity;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.storage.database.DBReader;
-import de.danoeh.antennapod.model.feed.FeedItem;
-import de.danoeh.antennapod.model.feed.FeedItemFilter;
-import de.danoeh.antennapod.model.feed.SortOrder;
-import de.danoeh.antennapod.storage.importexport.AutomaticDatabaseExportWorker;
-import de.danoeh.antennapod.storage.importexport.DatabaseExporter;
-import de.danoeh.antennapod.storage.importexport.FavoritesWriter;
-import de.danoeh.antennapod.storage.importexport.HtmlWriter;
-import de.danoeh.antennapod.storage.importexport.OpmlWriter;
-import de.danoeh.antennapod.storage.preferences.UserPreferences;
-import io.reactivex.Completable;
-import io.reactivex.Observable;
-import io.reactivex.android.schedulers.AndroidSchedulers;
-import io.reactivex.disposables.Disposable;
-import io.reactivex.schedulers.Schedulers;
-
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.OutputStreamWriter;
-import java.nio.charset.Charset;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.List;
-import java.util.Locale;
-
-public class ImportExportPreferencesFragment extends PreferenceFragmentCompat {
-    private static final String TAG = "ImportExPrefFragment";
-    private static final String PREF_OPML_EXPORT = "prefOpmlExport";
-    private static final String PREF_OPML_IMPORT = "prefOpmlImport";
-    private static final String PREF_HTML_EXPORT = "prefHtmlExport";
-    private static final String PREF_DATABASE_IMPORT = "prefDatabaseImport";
-    private static final String PREF_DATABASE_EXPORT = "prefDatabaseExport";
-    private static final String PREF_AUTOMATIC_DATABASE_EXPORT = "prefAutomaticDatabaseExport";
-    private static final String PREF_FAVORITE_EXPORT = "prefFavoritesExport";
-    private static final String DEFAULT_OPML_OUTPUT_NAME = "antennapod-feeds-%s.opml";
-    private static final String CONTENT_TYPE_OPML = "text/x-opml";
-    private static final String DEFAULT_HTML_OUTPUT_NAME = "antennapod-feeds-%s.html";
-    private static final String CONTENT_TYPE_HTML = "text/html";
-    private static final String DEFAULT_FAVORITES_OUTPUT_NAME = "antennapod-favorites-%s.html";
-    private static final String DATABASE_EXPORT_FILENAME = "AntennaPodBackup-%s.db";
-
-    private final ActivityResultLauncher<Intent> chooseOpmlExportPathLauncher =
-            registerForActivityResult(new StartActivityForResult(),
-                    result -> exportToDocument(result, Export.OPML));
-    private final ActivityResultLauncher<Intent> chooseHtmlExportPathLauncher =
-            registerForActivityResult(new StartActivityForResult(),
-                    result -> exportToDocument(result, Export.HTML));
-    private final ActivityResultLauncher<Intent> chooseFavoritesExportPathLauncher =
-            registerForActivityResult(new StartActivityForResult(),
-                    result -> exportToDocument(result, Export.FAVORITES));
-    private final ActivityResultLauncher<Intent> restoreDatabaseLauncher =
-            registerForActivityResult(new StartActivityForResult(), this::restoreDatabaseResult);
-    private final ActivityResultLauncher<String> backupDatabaseLauncher =
-            registerForActivityResult(new BackupDatabase(), this::backupDatabaseResult);
-    private final ActivityResultLauncher<String> chooseOpmlImportPathLauncher =
-            registerForActivityResult(new GetContent(), uri -> {
-                if (uri != null) {
-                    final Intent intent = new Intent(getContext(), OpmlImportActivity.class);
-                    intent.setData(uri);
-                    startActivity(intent);
-                }
-            });
-    private final ActivityResultLauncher<Uri> automaticBackupLauncher =
-            registerForActivityResult(new PickWritableFolder(), this::setupAutomaticBackup);
-
-    private Disposable disposable;
-    private ProgressDialog progressDialog;
-
-    @Override
-    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.preferences_import_export);
-        setupStorageScreen();
-        progressDialog = new ProgressDialog(getContext());
-        progressDialog.setIndeterminate(true);
-        progressDialog.setMessage(getContext().getString(R.string.please_wait));
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        ((PreferenceActivity) getActivity()).getSupportActionBar().setTitle(R.string.import_export_pref);
-    }
-
-    @Override
-    public void onStop() {
-        super.onStop();
-        if (disposable != null) {
-            disposable.dispose();
-        }
-    }
-
-    private void setupStorageScreen() {
-        findPreference(PREF_OPML_EXPORT).setOnPreferenceClickListener(
-                preference -> {
-                    openExportPathPicker(Export.OPML, chooseOpmlExportPathLauncher);
-                    return true;
-                }
-        );
-        findPreference(PREF_HTML_EXPORT).setOnPreferenceClickListener(
-                preference -> {
-                    openExportPathPicker(Export.HTML, chooseHtmlExportPathLauncher);
-                    return true;
-                });
-        findPreference(PREF_OPML_IMPORT).setOnPreferenceClickListener(
-                preference -> {
-                    try {
-                        chooseOpmlImportPathLauncher.launch("*/*");
-                    } catch (ActivityNotFoundException e) {
-                        Log.e(TAG, "No activity found. Should never happen...");
-                    }
-                    return true;
-                });
-        findPreference(PREF_DATABASE_IMPORT).setOnPreferenceClickListener(
-                preference -> {
-                    importDatabase();
-                    return true;
-                });
-        findPreference(PREF_DATABASE_EXPORT).setOnPreferenceClickListener(
-                preference -> {
-                    backupDatabaseLauncher.launch(dateStampFilename(DATABASE_EXPORT_FILENAME));
-                    return true;
-                });
-        ((SwitchPreferenceCompat) findPreference(PREF_AUTOMATIC_DATABASE_EXPORT))
-                .setChecked(UserPreferences.getAutomaticExportFolder() != null);
-        findPreference(PREF_AUTOMATIC_DATABASE_EXPORT).setOnPreferenceChangeListener(
-                (preference, newValue) -> {
-                    if (Boolean.TRUE.equals(newValue)) {
-                        try {
-                            automaticBackupLauncher.launch(null);
-                        } catch (ActivityNotFoundException e) {
-                            e.printStackTrace();
-                            Snackbar.make(getView(), R.string.unable_to_start_system_file_manager, Snackbar.LENGTH_LONG)
-                                    .show();
-                        }
-                        return false;
-                    } else {
-                        UserPreferences.setAutomaticExportFolder(null);
-                        AutomaticDatabaseExportWorker.enqueueIfNeeded(getContext(), false);
-                    }
-                    return true;
-                });
-        findPreference(PREF_FAVORITE_EXPORT).setOnPreferenceClickListener(
-                preference -> {
-                    openExportPathPicker(Export.FAVORITES, chooseFavoritesExportPathLauncher);
-                    return true;
-                });
-    }
-
-    private String dateStampFilename(String fname) {
-        return String.format(fname, new SimpleDateFormat("yyyy-MM-dd", Locale.US).format(new Date()));
-    }
-
-    private void importDatabase() {
-        // setup the alert builder
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(getActivity());
-        builder.setTitle(R.string.database_import_label);
-        builder.setMessage(R.string.database_import_warning);
-
-        // add a button
-        builder.setNegativeButton(R.string.no, null);
-        builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-            Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
-            intent.setType("*/*");
-            restoreDatabaseLauncher.launch(intent);
-        });
-
-        // create and show the alert dialog
-        builder.show();
-    }
-
-    private void showDatabaseImportSuccessDialog() {
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(getContext());
-        builder.setTitle(R.string.successful_import_label);
-        builder.setMessage(R.string.import_ok);
-        builder.setCancelable(false);
-        builder.setPositiveButton(android.R.string.ok, (dialogInterface, i) -> forceRestart());
-        builder.show();
-    }
-
-    void showExportSuccessSnackbar(Uri uri, String mimeType) {
-        Snackbar.make(getView(), R.string.export_success_title, Snackbar.LENGTH_LONG)
-                .setAction(R.string.share_label, v ->
-                        new ShareCompat.IntentBuilder(getContext())
-                                .setType(mimeType)
-                                .addStream(uri)
-                                .setChooserTitle(R.string.share_label)
-                                .startChooser())
-                .show();
-    }
-
-    private void showExportErrorDialog(final Throwable error) {
-        progressDialog.dismiss();
-        final MaterialAlertDialogBuilder alert = new MaterialAlertDialogBuilder(getContext());
-        alert.setPositiveButton(android.R.string.ok, (dialog, which) -> dialog.dismiss());
-        alert.setTitle(R.string.export_error_label);
-        alert.setMessage(error.getMessage());
-        alert.show();
-    }
-
-    private void restoreDatabaseResult(final ActivityResult result) {
-        if (result.getResultCode() != Activity.RESULT_OK || result.getData() == null) {
-            return;
-        }
-        final Uri uri = result.getData().getData();
-        progressDialog.show();
-        disposable = Completable.fromAction(() -> DatabaseExporter.importBackup(uri, getContext()))
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(() -> {
-                    showDatabaseImportSuccessDialog();
-                    progressDialog.dismiss();
-                }, this::showExportErrorDialog);
-    }
-
-    private void backupDatabaseResult(final Uri uri) {
-        if (uri == null) {
-            return;
-        }
-        progressDialog.show();
-        disposable = Completable.fromAction(() -> DatabaseExporter.exportToDocument(uri, getContext()))
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(() -> {
-                    showExportSuccessSnackbar(uri, "application/x-sqlite3");
-                    progressDialog.dismiss();
-                }, this::showExportErrorDialog);
-    }
-
-    private void openExportPathPicker(Export exportType, ActivityResultLauncher<Intent> result) {
-        String title = dateStampFilename(exportType.outputNameTemplate);
-
-        Intent intentPickAction = new Intent(Intent.ACTION_CREATE_DOCUMENT)
-                .addCategory(Intent.CATEGORY_OPENABLE)
-                .setType(exportType.contentType)
-                .putExtra(Intent.EXTRA_TITLE, title);
-
-        // Creates an implicit intent to launch a file manager which lets
-        // the user choose a specific directory to export to.
-        try {
-            result.launch(intentPickAction);
-            return;
-        } catch (ActivityNotFoundException e) {
-            Log.e(TAG, "No activity found. Should never happen...");
-        }
-
-        // If we are using a SDK lower than API 21 or the implicit intent failed
-        // fallback to the legacy export process
-        File output = new File(UserPreferences.getDataFolder("export/"), title);
-        exportToFile(exportType, output);
-    }
-
-    private void exportToFile(Export exportType, File output) {
-        progressDialog.show();
-        disposable = Observable.create(
-                subscriber -> {
-                    if (output.exists()) {
-                        boolean success = output.delete();
-                        Log.w(TAG, "Overwriting previously exported file: " + success);
-                    }
-                    try (FileOutputStream fileOutputStream = new FileOutputStream(output)) {
-                        writeToStream(fileOutputStream, exportType);
-                        subscriber.onNext(output);
-                    } catch (IOException e) {
-                        subscriber.onError(e);
-                    }
-                })
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(outputFile -> {
-                    progressDialog.dismiss();
-                    Uri fileUri = FileProvider.getUriForFile(getActivity().getApplicationContext(),
-                            getString(R.string.provider_authority), output);
-                    showExportSuccessSnackbar(fileUri, exportType.contentType);
-                }, this::showExportErrorDialog, progressDialog::dismiss);
-    }
-
-    private void exportToDocument(final ActivityResult result, Export exportType) {
-        if (result.getResultCode() != Activity.RESULT_OK || result.getData() == null) {
-            return;
-        }
-        progressDialog.show();
-        DocumentFile output = DocumentFile.fromSingleUri(getContext(), result.getData().getData());
-        disposable = Observable.create(
-                subscriber -> {
-                    try (OutputStream outputStream = getContext().getContentResolver()
-                            .openOutputStream(output.getUri(), "wt")) {
-                        writeToStream(outputStream, exportType);
-                        subscriber.onNext(output);
-                    } catch (IOException e) {
-                        subscriber.onError(e);
-                    }
-                })
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(ignore -> {
-                    progressDialog.dismiss();
-                    showExportSuccessSnackbar(output.getUri(), exportType.contentType);
-                }, this::showExportErrorDialog, progressDialog::dismiss);
-    }
-
-    private void writeToStream(OutputStream outputStream, Export type) throws IOException {
-        try (OutputStreamWriter writer = new OutputStreamWriter(outputStream, Charset.forName("UTF-8"))) {
-            switch (type) {
-                case HTML:
-                    HtmlWriter.writeDocument(DBReader.getFeedList(), writer, getContext());
-                    break;
-                case OPML:
-                    OpmlWriter.writeDocument(DBReader.getFeedList(), writer);
-                    break;
-                case FAVORITES:
-                    List<FeedItem> allFavorites = DBReader.getEpisodes(0, Integer.MAX_VALUE,
-                            new FeedItemFilter(FeedItemFilter.IS_FAVORITE), SortOrder.DATE_NEW_OLD);
-                    FavoritesWriter.writeDocument(allFavorites, writer, getContext());
-                    break;
-                default:
-                    showExportErrorDialog(new Exception("Invalid export type"));
-                    break;
-            }
-        }
-    }
-
-    private void setupAutomaticBackup(Uri uri) {
-        if (uri == null) {
-            return;
-        }
-        getActivity().getContentResolver().takePersistableUriPermission(uri,
-                Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
-        UserPreferences.setAutomaticExportFolder(uri.toString());
-        AutomaticDatabaseExportWorker.enqueueIfNeeded(getContext(), true);
-        ((SwitchPreferenceCompat) findPreference(PREF_AUTOMATIC_DATABASE_EXPORT)).setChecked(true);
-    }
-
-    private void forceRestart() {
-        PackageManager pm = getContext().getPackageManager();
-        Intent intent = pm.getLaunchIntentForPackage(getContext().getPackageName());
-        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-        getContext().getApplicationContext().startActivity(intent);
-        Runtime.getRuntime().exit(0);
-    }
-
-    private static class BackupDatabase extends ActivityResultContracts.CreateDocument {
-
-        BackupDatabase() {
-            super("application/x-sqlite3");
-        }
-
-        @NonNull
-        @Override
-        public Intent createIntent(@NonNull final Context context, @NonNull final String input) {
-            return super.createIntent(context, input)
-                    .addCategory(Intent.CATEGORY_OPENABLE)
-                    .setType("application/x-sqlite3");
-        }
-    }
-
-    private static class PickWritableFolder extends ActivityResultContracts.OpenDocumentTree {
-        @NonNull
-        @Override
-        public Intent createIntent(@NonNull final Context context, @Nullable final Uri input) {
-            return super.createIntent(context, input)
-                    .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
-        }
-    }
-
-    private enum Export {
-        OPML(CONTENT_TYPE_OPML, DEFAULT_OPML_OUTPUT_NAME, R.string.opml_export_label),
-        HTML(CONTENT_TYPE_HTML, DEFAULT_HTML_OUTPUT_NAME, R.string.html_export_label),
-        FAVORITES(CONTENT_TYPE_HTML, DEFAULT_FAVORITES_OUTPUT_NAME, R.string.favorites_export_label);
-
-        final String contentType;
-        final String outputNameTemplate;
-        @StringRes
-        final int labelResId;
-
-        Export(String contentType, String outputNameTemplate, int labelResId) {
-            this.contentType = contentType;
-            this.outputNameTemplate = outputNameTemplate;
-            this.labelResId = labelResId;
-        }
-    }
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
deleted file mode 100644
index 50d201f39..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
+++ /dev/null
@@ -1,157 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences;
-
-import android.content.Intent;
-import android.graphics.PorterDuff;
-import android.graphics.PorterDuffColorFilter;
-import android.os.Bundle;
-
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceFragmentCompat;
-
-import com.bytehamster.lib.preferencesearch.SearchConfiguration;
-import com.bytehamster.lib.preferencesearch.SearchPreference;
-
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.BugReportActivity;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.core.util.IntentUtils;
-import de.danoeh.antennapod.ui.preferences.screen.about.AboutFragment;
-
-public class MainPreferencesFragment extends PreferenceFragmentCompat {
-
-    private static final String PREF_SCREEN_USER_INTERFACE = "prefScreenInterface";
-    private static final String PREF_SCREEN_PLAYBACK = "prefScreenPlayback";
-    private static final String PREF_SCREEN_DOWNLOADS = "prefScreenDownloads";
-    private static final String PREF_SCREEN_IMPORT_EXPORT = "prefScreenImportExport";
-    private static final String PREF_SCREEN_SYNCHRONIZATION = "prefScreenSynchronization";
-    private static final String PREF_DOCUMENTATION = "prefDocumentation";
-    private static final String PREF_VIEW_FORUM = "prefViewForum";
-    private static final String PREF_SEND_BUG_REPORT = "prefSendBugReport";
-    private static final String PREF_CATEGORY_PROJECT = "project";
-    private static final String PREF_ABOUT = "prefAbout";
-    private static final String PREF_NOTIFICATION = "notifications";
-    private static final String PREF_CONTRIBUTE = "prefContribute";
-
-    @Override
-    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.preferences);
-        setupMainScreen();
-        setupSearch();
-
-        // If you are writing a spin-off, please update the details on screens like "About" and "Report bug"
-        // and afterwards remove the following lines. Please keep in mind that AntennaPod is licensed under the GPL.
-        // This means that your application needs to be open-source under the GPL, too.
-        // It must also include a prominent copyright notice.
-        int packageHash = getContext().getPackageName().hashCode();
-        if (packageHash != 1790437538 && packageHash != -1190467065) {
-            findPreference(PREF_CATEGORY_PROJECT).setVisible(false);
-            Preference copyrightNotice = new Preference(getContext());
-            copyrightNotice.setIcon(R.drawable.ic_info_white);
-            copyrightNotice.getIcon().mutate()
-                    .setColorFilter(new PorterDuffColorFilter(0xffcc0000, PorterDuff.Mode.MULTIPLY));
-            copyrightNotice.setSummary("This application is based on AntennaPod."
-                    + " The AntennaPod team does NOT provide support for this unofficial version."
-                    + " If you can read this message, the developers of this modification"
-                    + " violate the GNU General Public License (GPL).");
-            findPreference(PREF_CATEGORY_PROJECT).getParent().addPreference(copyrightNotice);
-        } else if (packageHash == -1190467065) {
-            Preference debugNotice = new Preference(getContext());
-            debugNotice.setIcon(R.drawable.ic_info_white);
-            debugNotice.getIcon().mutate()
-                    .setColorFilter(new PorterDuffColorFilter(0xffcc0000, PorterDuff.Mode.MULTIPLY));
-            debugNotice.setOrder(-1);
-            debugNotice.setSummary("This is a development version of AntennaPod and not meant for daily use");
-            findPreference(PREF_CATEGORY_PROJECT).getParent().addPreference(debugNotice);
-        }
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        ((PreferenceActivity) getActivity()).getSupportActionBar().setTitle(R.string.settings_label);
-    }
-
-    private void setupMainScreen() {
-        findPreference(PREF_SCREEN_USER_INTERFACE).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_user_interface);
-            return true;
-        });
-        findPreference(PREF_SCREEN_PLAYBACK).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_playback);
-            return true;
-        });
-        findPreference(PREF_SCREEN_DOWNLOADS).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_downloads);
-            return true;
-        });
-        findPreference(PREF_SCREEN_SYNCHRONIZATION).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_synchronization);
-            return true;
-        });
-        findPreference(PREF_SCREEN_IMPORT_EXPORT).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_import_export);
-            return true;
-        });
-        findPreference(PREF_NOTIFICATION).setOnPreferenceClickListener(preference -> {
-            ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_notifications);
-            return true;
-        });
-        findPreference(PREF_ABOUT).setOnPreferenceClickListener(
-                preference -> {
-                    getParentFragmentManager().beginTransaction()
-                            .replace(R.id.settingsContainer, new AboutFragment())
-                            .addToBackStack(getString(R.string.about_pref)).commit();
-                    return true;
-                }
-        );
-        findPreference(PREF_DOCUMENTATION).setOnPreferenceClickListener(preference -> {
-            IntentUtils.openInBrowser(getContext(),
-                    IntentUtils.getLocalizedWebsiteLink(getContext()) + "/documentation/");
-            return true;
-        });
-        findPreference(PREF_VIEW_FORUM).setOnPreferenceClickListener(preference -> {
-            IntentUtils.openInBrowser(getContext(), "https://forum.antennapod.org/");
-            return true;
-        });
-        findPreference(PREF_CONTRIBUTE).setOnPreferenceClickListener(preference -> {
-            IntentUtils.openInBrowser(getContext(),
-                    IntentUtils.getLocalizedWebsiteLink(getContext()) + "/contribute/");
-            return true;
-        });
-        findPreference(PREF_SEND_BUG_REPORT).setOnPreferenceClickListener(preference -> {
-            startActivity(new Intent(getActivity(), BugReportActivity.class));
-            return true;
-        });
-    }
-
-    private void setupSearch() {
-        SearchPreference searchPreference = findPreference("searchPreference");
-        SearchConfiguration config = searchPreference.getSearchConfiguration();
-        config.setActivity((AppCompatActivity) getActivity());
-        config.setFragmentContainerViewId(R.id.settingsContainer);
-        config.setBreadcrumbsEnabled(true);
-
-        config.index(R.xml.preferences_user_interface)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_user_interface));
-        config.index(R.xml.preferences_playback)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_playback));
-        config.index(R.xml.preferences_downloads)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_downloads));
-        config.index(R.xml.preferences_import_export)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_import_export));
-        config.index(R.xml.preferences_autodownload)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_downloads))
-                .addBreadcrumb(R.string.automation)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_autodownload));
-        config.index(R.xml.preferences_synchronization)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_synchronization));
-        config.index(R.xml.preferences_notifications)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_notifications));
-        config.index(R.xml.feed_settings)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.feed_settings));
-        config.index(R.xml.preferences_swipe)
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_user_interface))
-                .addBreadcrumb(PreferenceActivity.getTitleOfPage(R.xml.preferences_swipe));
-    }
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/PlaybackPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/PlaybackPreferencesFragment.java
deleted file mode 100644
index dcbd96d5b..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/PlaybackPreferencesFragment.java
+++ /dev/null
@@ -1,128 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences;
-
-import android.app.Activity;
-import android.content.res.Resources;
-import android.os.Build;
-import android.os.Bundle;
-import androidx.annotation.NonNull;
-import androidx.collection.ArrayMap;
-import androidx.preference.ListPreference;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceFragmentCompat;
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.event.UnreadItemsUpdateEvent;
-import de.danoeh.antennapod.storage.preferences.UsageStatistics;
-import de.danoeh.antennapod.storage.preferences.UserPreferences;
-import de.danoeh.antennapod.dialog.SkipPreferenceDialog;
-import de.danoeh.antennapod.dialog.VariableSpeedDialog;
-import java.util.Map;
-import org.greenrobot.eventbus.EventBus;
-
-public class PlaybackPreferencesFragment extends PreferenceFragmentCompat {
-    private static final String PREF_PLAYBACK_SPEED_LAUNCHER = "prefPlaybackSpeedLauncher";
-    private static final String PREF_PLAYBACK_REWIND_DELTA_LAUNCHER = "prefPlaybackRewindDeltaLauncher";
-    private static final String PREF_PLAYBACK_FAST_FORWARD_DELTA_LAUNCHER = "prefPlaybackFastForwardDeltaLauncher";
-    private static final String PREF_PLAYBACK_PREFER_STREAMING = "prefStreamOverDownload";
-
-    @Override
-    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.preferences_playback);
-
-        setupPlaybackScreen();
-        buildSmartMarkAsPlayedPreference();
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        ((PreferenceActivity) getActivity()).getSupportActionBar().setTitle(R.string.playback_pref);
-    }
-
-    private void setupPlaybackScreen() {
-        final Activity activity = getActivity();
-
-        findPreference(PREF_PLAYBACK_SPEED_LAUNCHER).setOnPreferenceClickListener(preference -> {
-            new VariableSpeedDialog().show(getChildFragmentManager(), null);
-            return true;
-        });
-        findPreference(PREF_PLAYBACK_REWIND_DELTA_LAUNCHER).setOnPreferenceClickListener(preference -> {
-            SkipPreferenceDialog.showSkipPreference(activity, SkipPreferenceDialog.SkipDirection.SKIP_REWIND, null);
-            return true;
-        });
-        findPreference(PREF_PLAYBACK_FAST_FORWARD_DELTA_LAUNCHER).setOnPreferenceClickListener(preference -> {
-            SkipPreferenceDialog.showSkipPreference(activity, SkipPreferenceDialog.SkipDirection.SKIP_FORWARD, null);
-            return true;
-        });
-        findPreference(PREF_PLAYBACK_PREFER_STREAMING).setOnPreferenceChangeListener((preference, newValue) -> {
-            // Update all visible lists to reflect new streaming action button
-            EventBus.getDefault().post(new UnreadItemsUpdateEvent());
-            // User consciously decided whether to prefer the streaming button, disable suggestion to change that
-            UsageStatistics.doNotAskAgain(UsageStatistics.ACTION_STREAM);
-            return true;
-        });
-        if (Build.VERSION.SDK_INT >= 31) {
-            findPreference(UserPreferences.PREF_UNPAUSE_ON_HEADSET_RECONNECT).setVisible(false);
-            findPreference(UserPreferences.PREF_UNPAUSE_ON_BLUETOOTH_RECONNECT).setVisible(false);
-        }
-
-        buildEnqueueLocationPreference();
-    }
-
-    private void buildEnqueueLocationPreference() {
-        final Resources res = requireActivity().getResources();
-        final Map<String, String> options = new ArrayMap<>();
-        {
-            String[] keys = res.getStringArray(R.array.enqueue_location_values);
-            String[] values = res.getStringArray(R.array.enqueue_location_options);
-            for (int i = 0; i < keys.length; i++) {
-                options.put(keys[i], values[i]);
-            }
-        }
-
-        ListPreference pref = requirePreference(UserPreferences.PREF_ENQUEUE_LOCATION);
-        pref.setSummary(res.getString(R.string.pref_enqueue_location_sum, options.get(pref.getValue())));
-
-        pref.setOnPreferenceChangeListener((preference, newValue) -> {
-            if (!(newValue instanceof String)) {
-                return false;
-            }
-            String newValStr = (String)newValue;
-            pref.setSummary(res.getString(R.string.pref_enqueue_location_sum, options.get(newValStr)));
-            return true;
-        });
-    }
-
-    @NonNull
-    private <T extends Preference> T requirePreference(@NonNull CharSequence key) {
-        // Possibly put it to a common method in abstract base class
-        T result = findPreference(key);
-        if (result == null) {
-            throw new IllegalArgumentException("Preference with key '" + key + "' is not found");
-
-        }
-        return result;
-    }
-
-    private void buildSmartMarkAsPlayedPreference() {
-        final Resources res = getActivity().getResources();
-
-        ListPreference pref = findPreference(UserPreferences.PREF_SMART_MARK_AS_PLAYED_SECS);
-        String[] values = res.getStringArray(R.array.smart_mark_as_played_values);
-        String[] entries = new String[values.length];
-        for (int x = 0; x < values.length; x++) {
-            if(x == 0) {
-                entries[x] = res.getString(R.string.pref_smart_mark_as_played_disabled);
-            } else {
-                int v = Integer.parseInt(values[x]);
-                if(v < 60) {
-                    entries[x] = res.getQuantityString(R.plurals.time_seconds_quantified, v, v);
-                } else {
-                    v /= 60;
-                    entries[x] = res.getQuantityString(R.plurals.time_minutes_quantified, v, v);
-                }
-            }
-        }
-        pref.setEntries(entries);
-    }
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/SwipePreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/SwipePreferencesFragment.java
deleted file mode 100644
index 5b81ff7a5..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/SwipePreferencesFragment.java
+++ /dev/null
@@ -1,59 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences;
-
-import android.os.Bundle;
-import androidx.preference.PreferenceFragmentCompat;
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.dialog.SwipeActionsDialog;
-import de.danoeh.antennapod.fragment.AllEpisodesFragment;
-import de.danoeh.antennapod.fragment.CompletedDownloadsFragment;
-import de.danoeh.antennapod.fragment.FeedItemlistFragment;
-import de.danoeh.antennapod.fragment.InboxFragment;
-import de.danoeh.antennapod.fragment.PlaybackHistoryFragment;
-import de.danoeh.antennapod.fragment.QueueFragment;
-
-public class SwipePreferencesFragment extends PreferenceFragmentCompat {
-    private static final String PREF_SWIPE_QUEUE = "prefSwipeQueue";
-    private static final String PREF_SWIPE_INBOX = "prefSwipeInbox";
-    private static final String PREF_SWIPE_EPISODES = "prefSwipeEpisodes";
-    private static final String PREF_SWIPE_DOWNLOADS = "prefSwipeDownloads";
-    private static final String PREF_SWIPE_FEED = "prefSwipeFeed";
-    private static final String PREF_SWIPE_HISTORY = "prefSwipeHistory";
-
-    @Override
-    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.preferences_swipe);
-
-        findPreference(PREF_SWIPE_QUEUE).setOnPreferenceClickListener(preference -> {
-            new SwipeActionsDialog(requireContext(), QueueFragment.TAG).show(() -> { });
-            return true;
-        });
-        findPreference(PREF_SWIPE_INBOX).setOnPreferenceClickListener(preference -> {
-            new SwipeActionsDialog(requireContext(), InboxFragment.TAG).show(() -> { });
-            return true;
-        });
-        findPreference(PREF_SWIPE_EPISODES).setOnPreferenceClickListener(preference -> {
-            new SwipeActionsDialog(requireContext(), AllEpisodesFragment.TAG).show(() -> { });
-            return true;
-        });
-        findPreference(PREF_SWIPE_DOWNLOADS).setOnPreferenceClickListener(preference -> {
-            new SwipeActionsDialog(requireContext(), CompletedDownloadsFragment.TAG).show(() -> { });
-            return true;
-        });
-        findPreference(PREF_SWIPE_FEED).setOnPreferenceClickListener(preference -> {
-            new SwipeActionsDialog(requireContext(), FeedItemlistFragment.TAG).show(() -> { });
-            return true;
-        });
-        findPreference(PREF_SWIPE_HISTORY).setOnPreferenceClickListener(preference -> {
-            new SwipeActionsDialog(requireContext(), PlaybackHistoryFragment.TAG).show(() -> { });
-            return true;
-        });
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        ((PreferenceActivity) getActivity()).getSupportActionBar().setTitle(R.string.swipeactions_label);
-    }
-
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java
deleted file mode 100644
index af48c705d..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/UserInterfacePreferencesFragment.java
+++ /dev/null
@@ -1,171 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences;
-
-import android.content.Context;
-import android.content.DialogInterface;
-import android.os.Build;
-import android.os.Bundle;
-import android.widget.Button;
-import android.widget.ListView;
-
-import androidx.appcompat.app.AlertDialog;
-import androidx.core.app.ActivityCompat;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceFragmentCompat;
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import com.google.android.material.snackbar.Snackbar;
-
-import org.greenrobot.eventbus.EventBus;
-
-import java.util.List;
-
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.dialog.DrawerPreferencesDialog;
-import de.danoeh.antennapod.dialog.FeedSortDialog;
-import de.danoeh.antennapod.dialog.SubscriptionsFilterDialog;
-import de.danoeh.antennapod.event.PlayerStatusEvent;
-import de.danoeh.antennapod.event.UnreadItemsUpdateEvent;
-import de.danoeh.antennapod.storage.preferences.UserPreferences;
-
-public class UserInterfacePreferencesFragment extends PreferenceFragmentCompat {
-    private static final String PREF_SWIPE = "prefSwipe";
-
-    @Override
-    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.preferences_user_interface);
-        setupInterfaceScreen();
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        ((PreferenceActivity) getActivity()).getSupportActionBar().setTitle(R.string.user_interface_label);
-    }
-
-    private void setupInterfaceScreen() {
-        Preference.OnPreferenceChangeListener restartApp = (preference, newValue) -> {
-            ActivityCompat.recreate(getActivity());
-            return true;
-        };
-        findPreference(UserPreferences.PREF_THEME).setOnPreferenceChangeListener(restartApp);
-        findPreference(UserPreferences.PREF_THEME_BLACK).setOnPreferenceChangeListener(restartApp);
-        findPreference(UserPreferences.PREF_TINTED_COLORS).setOnPreferenceChangeListener(restartApp);
-        if (Build.VERSION.SDK_INT < 31) {
-            findPreference(UserPreferences.PREF_TINTED_COLORS).setVisible(false);
-        }
-
-        findPreference(UserPreferences.PREF_SHOW_TIME_LEFT)
-                .setOnPreferenceChangeListener(
-                        (preference, newValue) -> {
-                            UserPreferences.setShowRemainTimeSetting((Boolean) newValue);
-                            EventBus.getDefault().post(new UnreadItemsUpdateEvent());
-                            EventBus.getDefault().post(new PlayerStatusEvent());
-                            return true;
-                        });
-
-        findPreference(UserPreferences.PREF_HIDDEN_DRAWER_ITEMS)
-                .setOnPreferenceClickListener(preference -> {
-                    DrawerPreferencesDialog.show(getContext(), null);
-                    return true;
-                });
-
-        findPreference(UserPreferences.PREF_FULL_NOTIFICATION_BUTTONS)
-                .setOnPreferenceClickListener(preference -> {
-                    showFullNotificationButtonsDialog();
-                    return true;
-                });
-        findPreference(UserPreferences.PREF_FILTER_FEED)
-                .setOnPreferenceClickListener((preference -> {
-                    new SubscriptionsFilterDialog().show(getChildFragmentManager(), "filter");
-                    return true;
-                }));
-
-        findPreference(UserPreferences.PREF_DRAWER_FEED_ORDER)
-                .setOnPreferenceClickListener((preference -> {
-                    FeedSortDialog.showDialog(requireContext());
-                    return true;
-                }));
-        findPreference(PREF_SWIPE)
-                .setOnPreferenceClickListener(preference -> {
-                    ((PreferenceActivity) getActivity()).openScreen(R.xml.preferences_swipe);
-                    return true;
-                });
-
-        if (Build.VERSION.SDK_INT >= 26) {
-            findPreference(UserPreferences.PREF_EXPANDED_NOTIFICATION).setVisible(false);
-        }
-    }
-
-    private void showFullNotificationButtonsDialog() {
-        final Context context = getActivity();
-
-        final List<Integer> preferredButtons = UserPreferences.getFullNotificationButtons();
-        final String[] allButtonNames = context.getResources().getStringArray(
-                R.array.full_notification_buttons_options);
-        final int[] buttonIds = {
-                UserPreferences.NOTIFICATION_BUTTON_SKIP,
-                UserPreferences.NOTIFICATION_BUTTON_NEXT_CHAPTER,
-                UserPreferences.NOTIFICATION_BUTTON_PLAYBACK_SPEED,
-                UserPreferences.NOTIFICATION_BUTTON_SLEEP_TIMER,
-        };
-        final DialogInterface.OnClickListener completeListener = (dialog, which) ->
-                UserPreferences.setFullNotificationButtons(preferredButtons);
-        final String title = context.getResources().getString(R.string.pref_full_notification_buttons_title);
-
-        boolean[] checked = new boolean[allButtonNames.length]; // booleans default to false in java
-
-        // Clear buttons that are not part of the setting anymore
-        for (int i = preferredButtons.size() - 1; i >= 0; i--) {
-            boolean isValid = false;
-            for (int j = 0; j < checked.length; j++) {
-                if (buttonIds[j] == preferredButtons.get(i)) {
-                    isValid = true;
-                    break;
-                }
-            }
-
-            if (!isValid) {
-                preferredButtons.remove(i);
-            }
-        }
-
-        for (int i = 0; i < checked.length; i++) {
-            if (preferredButtons.contains(buttonIds[i])) {
-                checked[i] = true;
-            }
-        }
-
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(context);
-        builder.setTitle(title);
-        builder.setMultiChoiceItems(allButtonNames, checked, (dialog, which, isChecked) -> {
-            checked[which] = isChecked;
-            if (isChecked) {
-                preferredButtons.add(buttonIds[which]);
-            } else {
-                preferredButtons.remove((Integer) buttonIds[which]);
-            }
-        });
-        builder.setPositiveButton(R.string.confirm_label, null);
-        builder.setNegativeButton(R.string.cancel_label, null);
-        final AlertDialog dialog = builder.create();
-
-        dialog.show();
-
-        Button positiveButton = dialog.getButton(AlertDialog.BUTTON_POSITIVE);
-
-        positiveButton.setOnClickListener(v -> {
-            if (preferredButtons.size() != 2) {
-                ListView selectionView = dialog.getListView();
-                Snackbar.make(
-                    selectionView,
-                    context.getResources().getString(R.string.pref_compact_notification_buttons_dialog_error_exact),
-                    Snackbar.LENGTH_SHORT).show();
-
-            } else {
-                completeListener.onClick(dialog, AlertDialog.BUTTON_POSITIVE);
-                dialog.cancel();
-            }
-        });
-    }
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/dialog/PreferenceListDialog.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/dialog/PreferenceListDialog.java
deleted file mode 100644
index b6a11c001..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/dialog/PreferenceListDialog.java
+++ /dev/null
@@ -1,49 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences.dialog;
-
-import android.content.Context;
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-
-import de.danoeh.antennapod.R;
-
-public class PreferenceListDialog {
-    protected Context context;
-    private String title;
-    private OnPreferenceChangedListener onPreferenceChangedListener;
-    private int selectedPos = 0;
-
-    public PreferenceListDialog(Context context, String title) {
-        this.context = context;
-        this.title = title;
-    }
-
-    public interface OnPreferenceChangedListener {
-        /**
-         * Notified when user confirms preference
-         *
-         * @param pos The index of the item that was selected
-         */
-
-        void preferenceChanged(int pos);
-    }
-
-    public void openDialog(String[] items) {
-
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(context);
-        builder.setTitle(title);
-        builder.setSingleChoiceItems(items, selectedPos, (dialog, which) -> {
-            selectedPos = which;
-        });
-        builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-            if (onPreferenceChangedListener != null && selectedPos >= 0) {
-                onPreferenceChangedListener.preferenceChanged(selectedPos);
-            }
-        });
-        builder.setNegativeButton(R.string.cancel_label, null);
-        builder.create().show();
-    }
-
-    public void setOnPreferenceChangedListener(OnPreferenceChangedListener onPreferenceChangedListener) {
-        this.onPreferenceChangedListener = onPreferenceChangedListener;
-    }
-}
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/dialog/PreferenceSwitchDialog.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/dialog/PreferenceSwitchDialog.java
deleted file mode 100644
index 10fbe6137..000000000
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/dialog/PreferenceSwitchDialog.java
+++ /dev/null
@@ -1,57 +0,0 @@
-package de.danoeh.antennapod.fragment.preferences.dialog;
-
-import android.content.Context;
-import android.view.LayoutInflater;
-import android.view.View;
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import com.google.android.material.materialswitch.MaterialSwitch;
-
-import de.danoeh.antennapod.R;
-
-public class PreferenceSwitchDialog {
-    protected Context context;
-    private String title;
-    private String text;
-    private OnPreferenceChangedListener onPreferenceChangedListener;
-
-    public PreferenceSwitchDialog(Context context, String title, String text) {
-        this.context = context;
-        this.title = title;
-        this.text = text;
-    }
-
-    public interface OnPreferenceChangedListener {
-        /**
-         * Notified when user confirms preference
-         *
-         * @param enabled The preference
-         */
-
-        void preferenceChanged(boolean enabled);
-    }
-
-    public void openDialog() {
-
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(context);
-        builder.setTitle(title);
-
-        LayoutInflater inflater = LayoutInflater.from(this.context);
-        View layout = inflater.inflate(R.layout.dialog_switch_preference, null, false);
-        MaterialSwitch switchButton = layout.findViewById(R.id.dialogSwitch);
-        switchButton.setText(text);
-        builder.setView(layout);
-
-        builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-            if (onPreferenceChangedListener != null) {
-                onPreferenceChangedListener.preferenceChanged(switchButton.isChecked());
-            }
-        });
-        builder.setNegativeButton(R.string.cancel_label, null);
-        builder.create().show();
-    }
-
-    public void setOnPreferenceChangedListener(OnPreferenceChangedListener onPreferenceChangedListener) {
-        this.onPreferenceChangedListener = onPreferenceChangedListener;
-    }
-}