+ // Create a favorite icon byte array output stream.
+ ByteArrayOutputStream favoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
+
+ // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
+ favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream);
+
+ // Convert the favorite icon byte array stream to a byte array.
+ byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray();
+
+ // Display the new bookmark below the current items in the (0 indexed) list.
+ int newBookmarkDisplayOrder = bookmarksListView.getCount();
+
+ // Create the bookmark.
+ bookmarksDatabaseHelper.createBookmark(bookmarkNameString, bookmarkUrlString, currentBookmarksFolder, newBookmarkDisplayOrder, favoriteIconByteArray);
+
+ // Update the bookmarks cursor with the current contents of this folder.
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
+
+ // Update the list view.
+ bookmarksCursorAdapter.changeCursor(bookmarksCursor);
+
+ // Scroll to the new bookmark.
+ bookmarksListView.setSelection(newBookmarkDisplayOrder);
+ }
+
+ @Override
+ public void onCreateBookmarkFolder(DialogFragment dialogFragment, @NonNull Bitmap favoriteIconBitmap) {
+ // Get a handle for the bookmarks list view.
+ ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
+
+ // Get the dialog.
+ Dialog dialog = dialogFragment.getDialog();
+
+ // Remove the incorrect lint warning below that the dialog might be null.
+ assert dialog != null;
+
+ // Get handles for the views in the dialog fragment.
+ EditText folderNameEditText = dialog.findViewById(R.id.folder_name_edittext);
+ RadioButton defaultIconRadioButton = dialog.findViewById(R.id.default_icon_radiobutton);
+ ImageView defaultIconImageView = dialog.findViewById(R.id.default_icon_imageview);
+
+ // Get new folder name string.
+ String folderNameString = folderNameEditText.getText().toString();
+
+ // Create a folder icon bitmap.
+ Bitmap folderIconBitmap;
+
+ // Set the folder icon bitmap according to the dialog.
+ if (defaultIconRadioButton.isChecked()) { // Use the default folder icon.
+ // Get the default folder icon drawable.
+ Drawable folderIconDrawable = defaultIconImageView.getDrawable();
+
+ // Convert the folder icon drawable to a bitmap drawable.
+ BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
+
+ // Convert the folder icon bitmap drawable to a bitmap.
+ folderIconBitmap = folderIconBitmapDrawable.getBitmap();
+ } else { // Use the WebView favorite icon.
+ // Copy the favorite icon bitmap to the folder icon bitmap.
+ folderIconBitmap = favoriteIconBitmap;
+ }
+
+ // Create a folder icon byte array output stream.
+ ByteArrayOutputStream folderIconByteArrayOutputStream = new ByteArrayOutputStream();
+
+ // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
+ folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream);
+
+ // Convert the folder icon byte array stream to a byte array.
+ byte[] folderIconByteArray = folderIconByteArrayOutputStream.toByteArray();
+
+ // Move all the bookmarks down one in the display order.
+ for (int i = 0; i < bookmarksListView.getCount(); i++) {
+ int databaseId = (int) bookmarksListView.getItemIdAtPosition(i);
+ bookmarksDatabaseHelper.updateDisplayOrder(databaseId, i + 1);
+ }
+
+ // Create the folder, which will be placed at the top of the `ListView`.
+ bookmarksDatabaseHelper.createFolder(folderNameString, currentBookmarksFolder, folderIconByteArray);
+
+ // Update the bookmarks cursor with the current contents of this folder.
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
+
+ // Update the `ListView`.
+ bookmarksCursorAdapter.changeCursor(bookmarksCursor);
+
+ // Scroll to the new folder.
+ bookmarksListView.setSelection(0);
+ }
+
+ @Override
+ public void onSaveBookmarkFolder(DialogFragment dialogFragment, int selectedFolderDatabaseId, @NonNull Bitmap favoriteIconBitmap) {
+ // Remove the incorrect lint warning below that the dialog fragment might be null.
+ assert dialogFragment != null;
+
+ // Get the dialog.
+ Dialog dialog = dialogFragment.getDialog();
+
+ // Remove the incorrect lint warning below that the dialog might be null.
+ assert dialog != null;
+
+ // Get handles for the views from the dialog.
+ RadioButton currentFolderIconRadioButton = dialog.findViewById(R.id.current_icon_radiobutton);
+ RadioButton defaultFolderIconRadioButton = dialog.findViewById(R.id.default_icon_radiobutton);
+ ImageView defaultFolderIconImageView = dialog.findViewById(R.id.default_icon_imageview);
+ EditText editFolderNameEditText = dialog.findViewById(R.id.folder_name_edittext);
+
+ // Get the new folder name.
+ String newFolderNameString = editFolderNameEditText.getText().toString();
+
+ // Check if the favorite icon has changed.
+ if (currentFolderIconRadioButton.isChecked()) { // Only the name has changed.
+ // Update the name in the database.
+ bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString);
+ } else if (!currentFolderIconRadioButton.isChecked() && newFolderNameString.equals(oldFolderNameString)) { // Only the icon has changed.
+ // Create the new folder icon Bitmap.
+ Bitmap folderIconBitmap;
+
+ // Populate the new folder icon bitmap.
+ if (defaultFolderIconRadioButton.isChecked()) {
+ // Get the default folder icon drawable.
+ Drawable folderIconDrawable = defaultFolderIconImageView.getDrawable();
+
+ // Convert the folder icon drawable to a bitmap drawable.
+ BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
+
+ // Convert the folder icon bitmap drawable to a bitmap.
+ folderIconBitmap = folderIconBitmapDrawable.getBitmap();
+ } else { // Use the `WebView` favorite icon.
+ // Copy the favorite icon bitmap to the folder icon bitmap.
+ folderIconBitmap = favoriteIconBitmap;
+ }
+
+ // Create a folder icon byte array output stream.
+ ByteArrayOutputStream newFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
+
+ // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
+ folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFolderIconByteArrayOutputStream);
+
+ // Convert the folder icon byte array stream to a byte array.
+ byte[] newFolderIconByteArray = newFolderIconByteArrayOutputStream.toByteArray();
+
+ // Update the folder icon in the database.
+ bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, newFolderIconByteArray);
+ } else { // The folder icon and the name have changed.
+ // Get the new folder icon bitmap.
+ Bitmap folderIconBitmap;
+ if (defaultFolderIconRadioButton.isChecked()) {
+ // Get the default folder icon drawable.
+ Drawable folderIconDrawable = defaultFolderIconImageView.getDrawable();
+
+ // Convert the folder icon drawable to a bitmap drawable.
+ BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
+
+ // Convert the folder icon bitmap drawable to a bitmap.
+ folderIconBitmap = folderIconBitmapDrawable.getBitmap();
+ } else { // Use the `WebView` favorite icon.
+ // Copy the favorite icon bitmap to the folder icon bitmap.
+ folderIconBitmap = favoriteIconBitmap;
+ }
+
+ // Create a folder icon byte array output stream.
+ ByteArrayOutputStream newFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
+
+ // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
+ folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFolderIconByteArrayOutputStream);
+
+ // Convert the folder icon byte array stream to a byte array.
+ byte[] newFolderIconByteArray = newFolderIconByteArrayOutputStream.toByteArray();
+
+ // Update the folder name and icon in the database.
+ bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString, newFolderIconByteArray);
+ }
+
+ // Update the bookmarks cursor with the current contents of this folder.
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
+
+ // Update the `ListView`.
+ bookmarksCursorAdapter.changeCursor(bookmarksCursor);
+ }
+
+ // Override `onBackPressed()` to handle the navigation drawer and and the WebViews.
+ @Override
+ public void onBackPressed() {
+ // Check the different options for processing `back`.
+ if (drawerLayout.isDrawerVisible(GravityCompat.START)) { // The navigation drawer is open.
+ // Close the navigation drawer.
+ drawerLayout.closeDrawer(GravityCompat.START);
+ } else if (drawerLayout.isDrawerVisible(GravityCompat.END)){ // The bookmarks drawer is open.
+ // close the bookmarks drawer.
+ drawerLayout.closeDrawer(GravityCompat.END);
+ } else if (displayingFullScreenVideo) { // A full screen video is shown.
+ // Exit the full screen video.
+ exitFullScreenVideo();
+ } else if (currentWebView.canGoBack()) { // There is at least one item in the current WebView history.
+ // Get the current web back forward list.
+ WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
+
+ // Get the previous entry URL.
+ String previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() - 1).getUrl();
+
+ // Apply the domain settings.
+ applyDomainSettings(currentWebView, previousUrl, false, false, false);
+
+ // Go back.
+ currentWebView.goBack();
+ } else if (tabLayout.getTabCount() > 1) { // There are at least two tabs.
+ // Close the current tab.
+ closeCurrentTab();
+ } else { // There isn't anything to do in Privacy Browser.
+ // Close Privacy Browser. `finishAndRemoveTask()` also removes Privacy Browser from the recent app list.
+ finishAndRemoveTask();
+
+ // Manually kill Privacy Browser. Otherwise, it is glitchy when restarted.
+ System.exit(0);
+ }
+ }
+
+ // Process the results of a file browse.
+ @Override
+ public void onActivityResult(int requestCode, int resultCode, Intent returnedIntent) {
+ // Run the default commands.
+ super.onActivityResult(requestCode, resultCode, returnedIntent);
+
+ // Run the commands that correlate to the specified request code.
+ switch (requestCode) {
+ case BROWSE_FILE_UPLOAD_REQUEST_CODE:
+ // Pass the file to the WebView.
+ fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(resultCode, returnedIntent));
+ break;
+
+ case BROWSE_OPEN_REQUEST_CODE:
+ // Don't do anything if the user pressed back from the file picker.
+ if (resultCode == Activity.RESULT_OK) {
+ // Get a handle for the open dialog fragment.
+ DialogFragment openDialogFragment = (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.open));
+
+ // Only update the file name if the dialog still exists.
+ if (openDialogFragment != null) {
+ // Get a handle for the open dialog.
+ Dialog openDialog = openDialogFragment.getDialog();
+
+ // Remove the incorrect lint warning below that the dialog might be null.
+ assert openDialog != null;
+
+ // Get a handle for the file name edit text.
+ EditText fileNameEditText = openDialog.findViewById(R.id.file_name_edittext);
+
+ // Get the file name URI from the intent.
+ Uri fileNameUri = returnedIntent.getData();
+
+ // Get the file name string from the URI.
+ String fileNameString = fileNameUri.toString();
+
+ // Set the file name text.
+ fileNameEditText.setText(fileNameString);
+
+ // Move the cursor to the end of the file name edit text.
+ fileNameEditText.setSelection(fileNameString.length());