- // Set the folder icon according to the type.
- if (foldersMergeCursor.getPosition() > 1) { // Set a user folder icon.
- // Initialize a default folder icon byte array output stream.
- ByteArrayOutputStream defaultFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
+ // Create a resource cursor adapter for the spinner.
+ ResourceCursorAdapter foldersCursorAdapter = new ResourceCursorAdapter(this, R.layout.appbar_spinner_item, foldersMergeCursor, 0) {
+ @Override
+ public void bindView(View view, Context context, Cursor cursor) {
+ // Get handles for the spinner views.
+ ImageView spinnerItemImageView = view.findViewById(R.id.spinner_item_imageview);
+ TextView spinnerItemTextView = view.findViewById(R.id.spinner_item_textview);
+
+ // Set the folder icon according to the type.
+ if (foldersMergeCursor.getPosition() > 1) { // Set a user folder icon.
+ // Initialize a default folder icon byte array output stream.
+ ByteArrayOutputStream defaultFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
- // Set the icon according to the type.
- if (Arrays.equals(folderIconByteArray, defaultFolderIconByteArray)) { // The default folder icon is used.
- // Set a smaller and darker folder icon, which works well with the spinner.
- spinnerItemImageView.setImageDrawable(ContextCompat.getDrawable(context, R.drawable.folder_dark_blue));
- } else { // A custom folder icon is uses.
- // Set the folder image stored in the cursor.
- spinnerItemImageView.setImageBitmap(folderIconBitmap);
+ // Set the icon according to the type.
+ if (Arrays.equals(folderIconByteArray, defaultFolderIconByteArray)) { // The default folder icon is used.
+ // Set a smaller and darker folder icon, which works well with the spinner.
+ spinnerItemImageView.setImageDrawable(ContextCompat.getDrawable(context, R.drawable.folder_dark_blue));
+ } else { // A custom folder icon is uses.
+ // Set the folder image stored in the cursor.
+ spinnerItemImageView.setImageBitmap(folderIconBitmap);
+ }
+ } else { // Set the `All Folders` or `Home Folder` icon.
+ // Set the gray folder image. `ContextCompat` must be used until the minimum API >= 21.
+ spinnerItemImageView.setImageDrawable(ContextCompat.getDrawable(context, R.drawable.folder_gray));
- // Wait to set the on item selected listener until the spinner has been inflated. Otherwise the activity will crash on restart.
- folderSpinner.post(() -> {
- // Handle taps on the spinner dropdown.
- folderSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
- @Override
- public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
- // Store the current folder database ID.
- currentFolderDatabaseId = (int) id;
+ // Wait to set the on item selected listener until the spinner has been inflated. Otherwise the activity will crash on restart.
+ folderSpinner.post(() -> {
+ // Handle taps on the spinner dropdown.
+ folderSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+ @Override
+ public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+ // Store the current folder database ID.
+ currentFolderDatabaseId = (int) id;
- // Check to see if the activity was restarted.
- if (savedInstanceState == null) { // The activity was not restarted.
- // Set the default current folder database ID.
- currentFolderDatabaseId = ALL_FOLDERS_DATABASE_ID;
- } else { // The activity was restarted.
- // Restore the class variables from the saved instance state.
- currentFolderDatabaseId = savedInstanceState.getInt(CURRENT_FOLDER_DATABASE_ID);
- currentFolderName = savedInstanceState.getString(CURRENT_FOLDER_NAME);
- sortByDisplayOrder = savedInstanceState.getBoolean(SORT_BY_DISPLAY_ORDER);
-
- // Update the spinner if the home folder is selected. Android handles this by default for the main cursor but not the matrix cursor.
- if (currentFolderDatabaseId == HOME_FOLDER_DATABASE_ID) {
- folderSpinner.setSelection(1);
+ // Check to see if the activity was restarted.
+ if (savedInstanceState == null) { // The activity was not restarted.
+ // Set the default current folder database ID.
+ currentFolderDatabaseId = ALL_FOLDERS_DATABASE_ID;
+ } else { // The activity was restarted.
+ // Restore the class variables from the saved instance state.
+ currentFolderDatabaseId = savedInstanceState.getInt(CURRENT_FOLDER_DATABASE_ID);
+ currentFolderName = savedInstanceState.getString(CURRENT_FOLDER_NAME);
+ sortByDisplayOrder = savedInstanceState.getBoolean(SORT_BY_DISPLAY_ORDER);
+
+ // Update the spinner if the home folder is selected. Android handles this by default for the main cursor but not the matrix cursor.
+ if (currentFolderDatabaseId == HOME_FOLDER_DATABASE_ID) {
+ folderSpinner.setSelection(1);
+ }
- @Override
- public void bindView(View view, Context context, Cursor cursor) {
- boolean isFolder = (cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1);
-
- // Get the database ID from the `Cursor` and display it in `bookmarkDatabaseIdTextView`.
- int bookmarkDatabaseId = cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.ID));
- TextView bookmarkDatabaseIdTextView = view.findViewById(R.id.bookmarks_databaseview_database_id);
- bookmarkDatabaseIdTextView.setText(String.valueOf(bookmarkDatabaseId));
-
- // Get the favorite icon byte array from the `Cursor`.
- byte[] favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON));
- // Convert the byte array to a `Bitmap` beginning at the beginning at the first byte and ending at the last.
- Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
- // Display the bitmap in `bookmarkFavoriteIcon`.
- ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmarks_databaseview_favorite_icon);
- bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
-
- // Get the bookmark name from the `Cursor` and display it in `bookmarkNameTextView`.
- String bookmarkNameString = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME));
- TextView bookmarkNameTextView = view.findViewById(R.id.bookmarks_databaseview_bookmark_name);
- bookmarkNameTextView.setText(bookmarkNameString);
-
- // Make the font bold for folders.
- if (isFolder) {
- // The first argument is `null` prevent changing of the font.
- bookmarkNameTextView.setTypeface(null, Typeface.BOLD);
- } else { // Reset the font to default.
- bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
+ // Setup a `CursorAdapter` with `this` context. `false` disables autoRequery.
+ bookmarksCursorAdapter = new CursorAdapter(this, bookmarksCursor, false) {
+ @Override
+ public View newView(Context context, Cursor cursor, ViewGroup parent) {
+ // Inflate the individual item layout. `false` does not attach it to the root.
+ return getLayoutInflater().inflate(R.layout.bookmarks_databaseview_item_linearlayout, parent, false);
- // Get the bookmark URL form the `Cursor` and display it in `bookmarkUrlTextView`.
- String bookmarkUrlString = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL));
- TextView bookmarkUrlTextView = view.findViewById(R.id.bookmarks_databaseview_bookmark_url);
- bookmarkUrlTextView.setText(bookmarkUrlString);
-
- // Hide the URL if the bookmark is a folder.
- if (isFolder) {
- bookmarkUrlTextView.setVisibility(View.GONE);
- } else {
- bookmarkUrlTextView.setVisibility(View.VISIBLE);
- }
+ @Override
+ public void bindView(View view, Context context, Cursor cursor) {
+ boolean isFolder = (cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1);
+
+ // Get the database ID from the `Cursor` and display it in `bookmarkDatabaseIdTextView`.
+ int bookmarkDatabaseId = cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.ID));
+ TextView bookmarkDatabaseIdTextView = view.findViewById(R.id.bookmarks_databaseview_database_id);
+ bookmarkDatabaseIdTextView.setText(String.valueOf(bookmarkDatabaseId));
+
+ // Get the favorite icon byte array from the `Cursor`.
+ byte[] favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON));
+ // Convert the byte array to a `Bitmap` beginning at the beginning at the first byte and ending at the last.
+ Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
+ // Display the bitmap in `bookmarkFavoriteIcon`.
+ ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmarks_databaseview_favorite_icon);
+ bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
+
+ // Get the bookmark name from the `Cursor` and display it in `bookmarkNameTextView`.
+ String bookmarkNameString = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME));
+ TextView bookmarkNameTextView = view.findViewById(R.id.bookmarks_databaseview_bookmark_name);
+ bookmarkNameTextView.setText(bookmarkNameString);
+
+ // Make the font bold for folders.
+ if (isFolder) {
+ // The first argument is `null` prevent changing of the font.
+ bookmarkNameTextView.setTypeface(null, Typeface.BOLD);
+ } else { // Reset the font to default.
+ bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
+ }
- // Get the display order from the `Cursor` and display it in `bookmarkDisplayOrderTextView`.
- int bookmarkDisplayOrder = cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.DISPLAY_ORDER));
- TextView bookmarkDisplayOrderTextView = view.findViewById(R.id.bookmarks_databaseview_display_order);
- bookmarkDisplayOrderTextView.setText(String.valueOf(bookmarkDisplayOrder));
-
- // Get the parent folder from the `Cursor` and display it in `bookmarkParentFolder`.
- String bookmarkParentFolder = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.PARENT_FOLDER));
- ImageView parentFolderImageView = view.findViewById(R.id.bookmarks_databaseview_parent_folder_icon);
- TextView bookmarkParentFolderTextView = view.findViewById(R.id.bookmarks_databaseview_parent_folder);
-
- // Make the folder name gray if it is the home folder.
- if (bookmarkParentFolder.isEmpty()) {
- parentFolderImageView.setImageDrawable(ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_gray));
- bookmarkParentFolderTextView.setText(R.string.home_folder);
- bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.gray_500));
- } else {
- parentFolderImageView.setImageDrawable(ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_dark_blue));
- bookmarkParentFolderTextView.setText(bookmarkParentFolder);
+ // Get the bookmark URL form the `Cursor` and display it in `bookmarkUrlTextView`.
+ String bookmarkUrlString = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL));
+ TextView bookmarkUrlTextView = view.findViewById(R.id.bookmarks_databaseview_bookmark_url);
+ bookmarkUrlTextView.setText(bookmarkUrlString);
- // Set the text color according to the theme.
- if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
- // This color is a little darker than the default night mode text. But the effect is rather nice.
- bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.gray_300));
+ // Get the display order from the `Cursor` and display it in `bookmarkDisplayOrderTextView`.
+ int bookmarkDisplayOrder = cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.DISPLAY_ORDER));
+ TextView bookmarkDisplayOrderTextView = view.findViewById(R.id.bookmarks_databaseview_display_order);
+ bookmarkDisplayOrderTextView.setText(String.valueOf(bookmarkDisplayOrder));
+
+ // Get the parent folder from the `Cursor` and display it in `bookmarkParentFolder`.
+ String bookmarkParentFolder = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.PARENT_FOLDER));
+ ImageView parentFolderImageView = view.findViewById(R.id.bookmarks_databaseview_parent_folder_icon);
+ TextView bookmarkParentFolderTextView = view.findViewById(R.id.bookmarks_databaseview_parent_folder);
+
+ // Make the folder name gray if it is the home folder.
+ if (bookmarkParentFolder.isEmpty()) {
+ parentFolderImageView.setImageDrawable(ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_gray));
+ bookmarkParentFolderTextView.setText(R.string.home_folder);
+ bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.gray_500));
- bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.black));
+ parentFolderImageView.setImageDrawable(ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_dark_blue));
+ bookmarkParentFolderTextView.setText(bookmarkParentFolder);
+
+ // Get the current theme status.
+ int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
+
+ // Set the text color according to the theme.
+ if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
+ // This color is a little darker than the default night mode text. But the effect is rather nice.
+ bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.gray_300));
+ } else {
+ bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.black));
+ }
- // Update the ListView.
- bookmarksListView.setAdapter(bookmarksCursorAdapter);
-
- // Set a listener to edit a bookmark when it is tapped.
- bookmarksListView.setOnItemClickListener((AdapterView<?> parent, View view, int position, long id) -> {
- // Convert the database ID to an int.
- int databaseId = (int) id;
-
- // Show the edit bookmark or edit bookmark folder dialog.
- if (bookmarksDatabaseHelper.isFolder(databaseId)) {
- // Save the current folder name, which is used in `onSaveBookmarkFolder()`.
- oldFolderNameString = bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME));
-
- // Show the edit bookmark folder dialog.
- DialogFragment editBookmarkFolderDatabaseViewDialog = EditBookmarkFolderDatabaseViewDialog.folderDatabaseId(databaseId, favoriteIconBitmap);
- editBookmarkFolderDatabaseViewDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_folder));
- } else {
- // Show the edit bookmark dialog.
- DialogFragment editBookmarkDatabaseViewDialog = EditBookmarkDatabaseViewDialog.bookmarkDatabaseId(databaseId, favoriteIconBitmap);
- editBookmarkDatabaseViewDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_bookmark));
- }
- });
- // If a folder was selected, also select all the contents.
- if (checked && bookmarksDatabaseHelper.isFolder(databaseId)) {
- selectAllBookmarksInFolder(databaseId);
- }
+ @Override
+ public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
+ // Do nothing.
+ return false;
+ }
+
+ @Override
+ public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) {
+ // Calculate the number of selected bookmarks.
+ int numberOfSelectedBookmarks = bookmarksListView.getCheckedItemCount();
+
+ // Only run the commands if at least one bookmark is selected. Otherwise, a context menu with 0 selected bookmarks is briefly displayed.
+ if (numberOfSelectedBookmarks > 0) {
+ // Update the action mode subtitle according to the number of selected bookmarks.
+ mode.setSubtitle(getString(R.string.selected) + " " + numberOfSelectedBookmarks);
- // Display a snackbar explaining why the bookmark cannot be deselected.
- Snackbar.make(bookmarksListView, R.string.cannot_deselect_bookmark, Snackbar.LENGTH_LONG).show();
+ // Initialize the folder position variable.
+ int folderPosition = -1;
+
+ // Get the position of the folder in the bookmarks cursor.
+ while ((folderPosition < 0) && (bookmarksCursor.getPosition() < bookmarksCursor.getCount())) {
+ // Check if the folder database ID matches the bookmark database ID.
+ if (folderDatabaseId == bookmarksCursor.getInt(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.ID))) {
+ // Get the folder position.
+ folderPosition = bookmarksCursor.getPosition();
+
+ // Check if the folder is selected.
+ if (bookmarksListView.isItemChecked(folderPosition)) {
+ // Reselect the bookmark.
+ bookmarksListView.setItemChecked(position, true);
+
+ // Display a snackbar explaining why the bookmark cannot be deselected.
+ Snackbar.make(bookmarksListView, R.string.cannot_deselect_bookmark, Snackbar.LENGTH_LONG).show();
+ }
- @Override
- public boolean onActionItemClicked(ActionMode mode, MenuItem menuItem) {
- // Get a the menu item ID.
- int menuItemId = menuItem.getItemId();
-
- // Run the command that corresponds to the selected menu item.
- if (menuItemId == R.id.select_all) { // Select all the bookmarks.
- // Get the total number of bookmarks.
- int numberOfBookmarks = bookmarksListView.getCount();
-
- // Select them all.
- for (int i = 0; i < numberOfBookmarks; i++) {
- bookmarksListView.setItemChecked(i, true);
- }
- } else if (menuItemId == R.id.delete) { // Delete the selected bookmarks.
- // Set the deleting bookmarks flag, which prevents the delete menu item from being enabled until the current process finishes.
- deletingBookmarks = true;
-
- // Get an array of the selected row IDs.
- long[] selectedBookmarksIdsLongArray = bookmarksListView.getCheckedItemIds();
-
- // Get an array of checked bookmarks. `.clone()` makes a copy that won't change if the list view is reloaded, which is needed for re-selecting the bookmarks on undelete.
- SparseBooleanArray selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions().clone();
-
- // Update the bookmarks cursor with the current contents of the bookmarks database except for the specified database IDs.
- switch (currentFolderDatabaseId) {
- // Get a cursor with all the folders.
- case ALL_FOLDERS_DATABASE_ID:
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray);
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksExcept(selectedBookmarksIdsLongArray);
- }
- break;
-
- // Get a cursor for the home folder.
- case HOME_FOLDER_DATABASE_ID:
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, "");
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksExcept(selectedBookmarksIdsLongArray, "");
- }
- break;
-
- // Display the selected folder.
- default:
- // Get a cursor for the selected folder.
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, currentFolderName);
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksExcept(selectedBookmarksIdsLongArray, currentFolderName);
- }
- }
+ @Override
+ public boolean onActionItemClicked(ActionMode mode, MenuItem menuItem) {
+ // Get a the menu item ID.
+ int menuItemId = menuItem.getItemId();
+
+ // Run the command that corresponds to the selected menu item.
+ if (menuItemId == R.id.select_all) { // Select all the bookmarks.
+ // Get the total number of bookmarks.
+ int numberOfBookmarks = bookmarksListView.getCount();
+
+ // Select them all.
+ for (int i = 0; i < numberOfBookmarks; i++) {
+ bookmarksListView.setItemChecked(i, true);
+ }
+ } else if (menuItemId == R.id.delete) { // Delete the selected bookmarks.
+ // Set the deleting bookmarks flag, which prevents the delete menu item from being enabled until the current process finishes.
+ deletingBookmarks = true;
+
+ // Get an array of the selected row IDs.
+ long[] selectedBookmarksIdsLongArray = bookmarksListView.getCheckedItemIds();
+
+ // Get an array of checked bookmarks. `.clone()` makes a copy that won't change if the list view is reloaded, which is needed for re-selecting the bookmarks on undelete.
+ SparseBooleanArray selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions().clone();
+
+ // Update the bookmarks cursor with the current contents of the bookmarks database except for the specified database IDs.
+ switch (currentFolderDatabaseId) {
+ // Get a cursor with all the folders.
+ case ALL_FOLDERS_DATABASE_ID:
+ if (sortByDisplayOrder) {
+ bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray);
+ } else {
+ bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksExcept(selectedBookmarksIdsLongArray);
+ }
+ break;
+
+ // Get a cursor for the home folder.
+ case HOME_FOLDER_DATABASE_ID:
+ if (sortByDisplayOrder) {
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, "");
+ } else {
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksExcept(selectedBookmarksIdsLongArray, "");
+ }
+ break;
+
+ // Display the selected folder.
+ default:
+ // Get a cursor for the selected folder.
+ if (sortByDisplayOrder) {
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, currentFolderName);
+ } else {
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksExcept(selectedBookmarksIdsLongArray, currentFolderName);
+ }
+ }
- // Update the list view.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Create a Snackbar with the number of deleted bookmarks.
- bookmarksDeletedSnackbar = Snackbar.make(findViewById(R.id.bookmarks_databaseview_coordinatorlayout),
- getString(R.string.bookmarks_deleted) + " " + selectedBookmarksIdsLongArray.length, Snackbar.LENGTH_LONG)
- .setAction(R.string.undo, view -> {
- // Do nothing because everything will be handled by `onDismissed()` below.
- })
- .addCallback(new Snackbar.Callback() {
- @SuppressLint("SwitchIntDef") // Ignore the lint warning about not handling the other possible events as they are covered by `default:`.
- @Override
- public void onDismissed(Snackbar snackbar, int event) {
- if (event == Snackbar.Callback.DISMISS_EVENT_ACTION) { // The user pushed the undo button.
- // Update the bookmarks list view with the current contents of the bookmarks database, including the "deleted bookmarks.
- updateBookmarksListView();
-
- // Re-select the previously selected bookmarks.
- for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
- bookmarksListView.setItemChecked(selectedBookmarksPositionsSparseBooleanArray.keyAt(i), true);
- }
- } else { // The Snackbar was dismissed without the undo button being pushed.
- // Delete each selected bookmark.
- for (long databaseIdLong : selectedBookmarksIdsLongArray) {
- // Convert `databaseIdLong` to an int.
- int databaseIdInt = (int) databaseIdLong;
-
- // Delete the selected bookmark.
- bookmarksDatabaseHelper.deleteBookmark(databaseIdInt);
+ // Update the list view.
+ bookmarksCursorAdapter.changeCursor(bookmarksCursor);
+
+ // Create a Snackbar with the number of deleted bookmarks.
+ bookmarksDeletedSnackbar = Snackbar.make(findViewById(R.id.bookmarks_databaseview_coordinatorlayout),
+ getString(R.string.bookmarks_deleted) + " " + selectedBookmarksIdsLongArray.length, Snackbar.LENGTH_LONG)
+ .setAction(R.string.undo, view -> {
+ // Do nothing because everything will be handled by `onDismissed()` below.
+ })
+ .addCallback(new Snackbar.Callback() {
+ @SuppressLint("SwitchIntDef") // Ignore the lint warning about not handling the other possible events as they are covered by `default:`.
+ @Override
+ public void onDismissed(Snackbar snackbar, int event) {
+ if (event == Snackbar.Callback.DISMISS_EVENT_ACTION) { // The user pushed the undo button.
+ // Update the bookmarks list view with the current contents of the bookmarks database, including the "deleted bookmarks.
+ updateBookmarksListView();
+
+ // Re-select the previously selected bookmarks.
+ for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
+ bookmarksListView.setItemChecked(selectedBookmarksPositionsSparseBooleanArray.keyAt(i), true);
+ }
+ } else { // The Snackbar was dismissed without the undo button being pushed.
+ // Delete each selected bookmark.
+ for (long databaseIdLong : selectedBookmarksIdsLongArray) {
+ // Convert `databaseIdLong` to an int.
+ int databaseIdInt = (int) databaseIdLong;
+
+ // Delete the selected bookmark.
+ bookmarksDatabaseHelper.deleteBookmark(databaseIdInt);
+ }