+ // Consume the event.
+ return true;
+
+ case R.id.view_source:
+ // Create an intent to launch the view source activity.
+ Intent viewSourceIntent = new Intent(this, ViewSourceActivity.class);
+
+ // Add the variables to the intent.
+ viewSourceIntent.putExtra("user_agent", currentWebView.getSettings().getUserAgentString());
+ viewSourceIntent.putExtra("current_url", currentWebView.getUrl());
+
+ // Make it so.
+ startActivity(viewSourceIntent);
+
+ // Consume the event.
+ return true;
+
+ case R.id.share_url:
+ // Setup the share string.
+ String shareString = currentWebView.getTitle() + " – " + currentWebView.getUrl();
+
+ // Create the share intent.
+ Intent shareIntent = new Intent(Intent.ACTION_SEND);
+ shareIntent.putExtra(Intent.EXTRA_TEXT, shareString);
+ shareIntent.setType("text/plain");
+
+ // Make it so.
+ startActivity(Intent.createChooser(shareIntent, getString(R.string.share_url)));
+
+ // Consume the event.
+ return true;
+
+ case R.id.open_with_app:
+ // Open the URL with an outside app.
+ openWithApp(currentWebView.getUrl());
+
+ // Consume the event.
+ return true;
+
+ case R.id.open_with_browser:
+ // Open the URL with an outside browser.
+ openWithBrowser(currentWebView.getUrl());
+
+ // Consume the event.
+ return true;
+
+ case R.id.proxy_through_orbot:
+ // Toggle the proxy through Orbot variable.
+ proxyThroughOrbot = !proxyThroughOrbot;
+
+ // Apply the proxy through Orbot settings.
+ applyProxyThroughOrbot(true);
+
+ // Consume the event.
+ return true;
+
+ case R.id.refresh:
+ if (menuItem.getTitle().equals(getString(R.string.refresh))) { // The refresh button was pushed.
+ // Reload the current WebView.
+ currentWebView.reload();
+ } else { // The stop button was pushed.
+ // Stop the loading of the WebView.
+ currentWebView.stopLoading();
+ }
+
+ // Consume the event.
+ return true;
+
+ case R.id.ad_consent:
+ // Instantiate the ad consent dialog.
+ DialogFragment adConsentDialogFragment = new AdConsentDialog();
+
+ // Display the ad consent dialog.
+ adConsentDialogFragment.show(getSupportFragmentManager(), getString(R.string.ad_consent));
+
+ // Consume the event.
+ return true;
+
+ default:
+ // Don't consume the event.
+ return super.onOptionsItemSelected(menuItem);
+ }
+ }
+
+ // removeAllCookies is deprecated, but it is required for API < 21.
+ @Override
+ public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
+ // Get the menu item ID.
+ int menuItemId = menuItem.getItemId();
+
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Run the commands that correspond to the selected menu item.
+ switch (menuItemId) {
+ case R.id.clear_and_exit:
+ // Clear and exit Privacy Browser.
+ clearAndExit();
+ break;
+
+ case R.id.home:
+ // Select the homepage based on the proxy through Orbot status.
+ if (proxyThroughOrbot) {
+ // Load the Tor homepage.
+ loadUrl(sharedPreferences.getString("tor_homepage", getString(R.string.tor_homepage_default_value)));
+ } else {
+ // Load the normal homepage.
+ loadUrl(sharedPreferences.getString("homepage", getString(R.string.homepage_default_value)));
+ }
+ break;
+
+ case R.id.back:
+ if (currentWebView.canGoBack()) {
+ // Get the current web back forward list.
+ WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
+
+ // Get the previous entry URL.
+ String previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() - 1).getUrl();
+
+ // Reset the current domain name so that navigation works if third-party requests are blocked.
+ currentWebView.resetCurrentDomainName();
+
+ // Apply the domain settings.
+ applyDomainSettings(currentWebView, previousUrl, false, false);
+
+ // Load the previous website in the history.
+ currentWebView.goBack();
+ }
+ break;
+
+ case R.id.forward:
+ if (currentWebView.canGoForward()) {
+ // Get the current web back forward list.
+ WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
+
+ // Get the next entry URL.
+ String nextUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() + 1).getUrl();
+
+ // Reset the current domain name so that navigation works if third-party requests are blocked.
+ currentWebView.resetCurrentDomainName();
+
+ // Apply the domain settings.
+ applyDomainSettings(currentWebView, nextUrl, false, false);
+
+ // Load the next website in the history.
+ currentWebView.goForward();
+ }
+ break;
+
+ case R.id.history:
+ // Instantiate the URL history dialog.
+ DialogFragment urlHistoryDialogFragment = UrlHistoryDialog.loadBackForwardList(currentWebView.getWebViewFragmentId());
+
+ // Show the URL history dialog.
+ urlHistoryDialogFragment.show(getSupportFragmentManager(), getString(R.string.history));
+ break;
+
+ case R.id.requests:
+ // Populate the resource requests.
+ RequestsActivity.resourceRequests = currentWebView.getResourceRequests();
+
+ // Create an intent to launch the Requests activity.
+ Intent requestsIntent = new Intent(this, RequestsActivity.class);
+
+ // Add the block third-party requests status to the intent.
+ requestsIntent.putExtra("block_all_third_party_requests", currentWebView.isBlocklistEnabled(NestedScrollWebView.THIRD_PARTY_REQUESTS));
+
+ // Make it so.
+ startActivity(requestsIntent);
+ break;
+
+ case R.id.downloads:
+ // Launch the system Download Manager.
+ Intent downloadManagerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
+
+ // Launch as a new task so that Download Manager and Privacy Browser show as separate windows in the recent tasks list.
+ downloadManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ startActivity(downloadManagerIntent);
+ break;
+
+ case R.id.domains:
+ // Set the flag to reapply the domain settings on restart when returning from Domain Settings.
+ reapplyDomainSettingsOnRestart = true;
+
+ // Launch the domains activity.
+ Intent domainsIntent = new Intent(this, DomainsActivity.class);
+
+ // Add the extra information to the intent.
+ domainsIntent.putExtra("current_url", currentWebView.getUrl());
+
+ // Get the current certificate.
+ SslCertificate sslCertificate = currentWebView.getCertificate();
+
+ // Check to see if the SSL certificate is populated.
+ if (sslCertificate != null) {
+ // Extract the certificate to strings.
+ String issuedToCName = sslCertificate.getIssuedTo().getCName();
+ String issuedToOName = sslCertificate.getIssuedTo().getOName();
+ String issuedToUName = sslCertificate.getIssuedTo().getUName();
+ String issuedByCName = sslCertificate.getIssuedBy().getCName();
+ String issuedByOName = sslCertificate.getIssuedBy().getOName();
+ String issuedByUName = sslCertificate.getIssuedBy().getUName();
+ long startDateLong = sslCertificate.getValidNotBeforeDate().getTime();
+ long endDateLong = sslCertificate.getValidNotAfterDate().getTime();
+
+ // Add the certificate to the intent.
+ domainsIntent.putExtra("ssl_issued_to_cname", issuedToCName);
+ domainsIntent.putExtra("ssl_issued_to_oname", issuedToOName);
+ domainsIntent.putExtra("ssl_issued_to_uname", issuedToUName);
+ domainsIntent.putExtra("ssl_issued_by_cname", issuedByCName);
+ domainsIntent.putExtra("ssl_issued_by_oname", issuedByOName);
+ domainsIntent.putExtra("ssl_issued_by_uname", issuedByUName);
+ domainsIntent.putExtra("ssl_start_date", startDateLong);
+ domainsIntent.putExtra("ssl_end_date", endDateLong);
+ }
+
+ // Check to see if the current IP addresses have been received.
+ if (currentWebView.hasCurrentIpAddresses()) {
+ // Add the current IP addresses to the intent.
+ domainsIntent.putExtra("current_ip_addresses", currentWebView.getCurrentIpAddresses());
+ }
+
+ // Make it so.
+ startActivity(domainsIntent);
+ break;
+
+ case R.id.settings:
+ // Set the flag to reapply app settings on restart when returning from Settings.
+ reapplyAppSettingsOnRestart = true;
+
+ // Set the flag to reapply the domain settings on restart when returning from Settings.
+ reapplyDomainSettingsOnRestart = true;
+
+ // Launch the settings activity.
+ Intent settingsIntent = new Intent(this, SettingsActivity.class);
+ startActivity(settingsIntent);
+ break;
+
+ case R.id.import_export:
+ // Launch the import/export activity.
+ Intent importExportIntent = new Intent (this, ImportExportActivity.class);
+ startActivity(importExportIntent);
+ break;
+
+ case R.id.logcat:
+ // Launch the logcat activity.
+ Intent logcatIntent = new Intent(this, LogcatActivity.class);
+ startActivity(logcatIntent);
+ break;
+
+ case R.id.guide:
+ // Launch `GuideActivity`.
+ Intent guideIntent = new Intent(this, GuideActivity.class);
+ startActivity(guideIntent);
+ break;
+
+ case R.id.about:
+ // Create an intent to launch the about activity.
+ Intent aboutIntent = new Intent(this, AboutActivity.class);
+
+ // Create a string array for the blocklist versions.
+ String[] blocklistVersions = new String[] {easyList.get(0).get(0)[0], easyPrivacy.get(0).get(0)[0], fanboysAnnoyanceList.get(0).get(0)[0], fanboysSocialList.get(0).get(0)[0],
+ ultraList.get(0).get(0)[0], ultraPrivacy.get(0).get(0)[0]};
+
+ // Add the blocklist versions to the intent.
+ aboutIntent.putExtra("blocklist_versions", blocklistVersions);
+
+ // Make it so.
+ startActivity(aboutIntent);
+ break;
+ }
+
+ // Get a handle for the drawer layout.
+ DrawerLayout drawerLayout = findViewById(R.id.drawerlayout);
+
+ // Close the navigation drawer.
+ drawerLayout.closeDrawer(GravityCompat.START);
+ return true;
+ }
+
+ @Override
+ public void onPostCreate(Bundle savedInstanceState) {
+ // Run the default commands.
+ super.onPostCreate(savedInstanceState);
+
+ // Sync the state of the DrawerToggle after the default `onRestoreInstanceState()` has finished. This creates the navigation drawer icon.
+ actionBarDrawerToggle.syncState();
+ }
+
+ @Override
+ public void onConfigurationChanged(Configuration newConfig) {
+ // Run the default commands.
+ super.onConfigurationChanged(newConfig);
+
+ // Get the status bar pixel size.
+ int statusBarResourceId = getResources().getIdentifier("status_bar_height", "dimen", "android");
+ int statusBarPixelSize = getResources().getDimensionPixelSize(statusBarResourceId);
+
+ // Get the resource density.
+ float screenDensity = getResources().getDisplayMetrics().density;
+
+ // Recalculate the drawer header padding.
+ drawerHeaderPaddingLeftAndRight = (int) (15 * screenDensity);
+ drawerHeaderPaddingTop = statusBarPixelSize + (int) (4 * screenDensity);
+ drawerHeaderPaddingBottom = (int) (8 * screenDensity);
+
+ // Reload the ad for the free flavor if not in full screen mode.
+ if (BuildConfig.FLAVOR.contentEquals("free") && !inFullScreenBrowsingMode) {
+ // Reload the ad. The AdView is destroyed and recreated, which changes the ID, every time it is reloaded to handle possible rotations.
+ AdHelper.loadAd(findViewById(R.id.adview), getApplicationContext(), getString(R.string.ad_unit_id));
+ }
+
+ // `invalidateOptionsMenu` should recalculate the number of action buttons from the menu to display on the app bar, but it doesn't because of the this bug:
+ // https://code.google.com/p/android/issues/detail?id=20493#c8
+ // ActivityCompat.invalidateOptionsMenu(this);
+ }
+
+ @Override
+ public void onCreateContextMenu(ContextMenu menu, View view, ContextMenu.ContextMenuInfo menuInfo) {
+ // Store the hit test result.
+ final WebView.HitTestResult hitTestResult = currentWebView.getHitTestResult();
+
+ // Define the URL strings.
+ final String imageUrl;
+ final String linkUrl;
+
+ // Get handles for the system managers.
+ final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
+ FragmentManager fragmentManager = getSupportFragmentManager();
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Remove the lint errors below that the clipboard manager might be null.
+ assert clipboardManager != null;
+
+ // Process the link according to the type.
+ switch (hitTestResult.getType()) {
+ // `SRC_ANCHOR_TYPE` is a link.
+ case WebView.HitTestResult.SRC_ANCHOR_TYPE:
+ // Get the target URL.
+ linkUrl = hitTestResult.getExtra();
+
+ // Set the target URL as the title of the `ContextMenu`.
+ menu.setHeaderTitle(linkUrl);
+
+ // Add an Open in New Tab entry.
+ menu.add(R.string.open_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
+ // Load the link URL in a new tab.
+ addNewTab(linkUrl, false);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open with App entry.
+ menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
+ openWithApp(linkUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open with Browser entry.
+ menu.add(R.string.open_with_browser).setOnMenuItemClickListener((MenuItem item) -> {
+ openWithBrowser(linkUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Copy URL entry.
+ menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
+ // Save the link URL in a `ClipData`.
+ ClipData srcAnchorTypeClipData = ClipData.newPlainText(getString(R.string.url), linkUrl);
+
+ // Set the `ClipData` as the clipboard's primary clip.
+ clipboardManager.setPrimaryClip(srcAnchorTypeClipData);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Download URL entry.
+ menu.add(R.string.download_url).setOnMenuItemClickListener((MenuItem item) -> {
+ // Check if the download should be processed by an external app.
+ if (sharedPreferences.getBoolean("download_with_external_app", false)) { // Download with an external app.
+ openUrlWithExternalApp(linkUrl);
+ } else { // Download with Android's download manager.
+ // Check to see if the storage permission has already been granted.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) { // The storage permission needs to be requested.
+ // Store the variables for future use by `onRequestPermissionsResult()`.
+ downloadUrl = linkUrl;
+ downloadContentDisposition = "none";
+ downloadContentLength = -1;
+
+ // Show a dialog if the user has previously denied the permission.
+ if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) { // Show a dialog explaining the request first.
+ // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_FILE.
+ DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_FILE);
+
+ // Show the download location permission alert dialog. The permission will be requested when the the dialog is closed.
+ downloadLocationPermissionDialogFragment.show(fragmentManager, getString(R.string.download_location));
+ } else { // Show the permission request directly.
+ // Request the permission. The download dialog will be launched by `onRequestPermissionResult()`.
+ ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_FILE_REQUEST_CODE);
+ }
+ } else { // The storage permission has already been granted.
+ // Get a handle for the download file alert dialog.
+ DialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(linkUrl, "none", -1);
+
+ // Show the download file alert dialog.
+ downloadFileDialogFragment.show(fragmentManager, getString(R.string.download));
+ }
+ }
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Cancel entry, which by default closes the context menu.
+ menu.add(R.string.cancel);
+ break;
+
+ case WebView.HitTestResult.EMAIL_TYPE:
+ // Get the target URL.
+ linkUrl = hitTestResult.getExtra();
+
+ // Set the target URL as the title of the `ContextMenu`.
+ menu.setHeaderTitle(linkUrl);
+
+ // Add a Write Email entry.
+ menu.add(R.string.write_email).setOnMenuItemClickListener(item -> {
+ // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched.
+ Intent emailIntent = new Intent(Intent.ACTION_SENDTO);
+
+ // Parse the url and set it as the data for the `Intent`.
+ emailIntent.setData(Uri.parse("mailto:" + linkUrl));
+
+ // `FLAG_ACTIVITY_NEW_TASK` opens the email program in a new task instead as part of Privacy Browser.
+ emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Make it so.
+ startActivity(emailIntent);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Copy Email Address entry.
+ menu.add(R.string.copy_email_address).setOnMenuItemClickListener(item -> {
+ // Save the email address in a `ClipData`.
+ ClipData srcEmailTypeClipData = ClipData.newPlainText(getString(R.string.email_address), linkUrl);
+
+ // Set the `ClipData` as the clipboard's primary clip.
+ clipboardManager.setPrimaryClip(srcEmailTypeClipData);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a `Cancel` entry, which by default closes the `ContextMenu`.
+ menu.add(R.string.cancel);
+ break;
+
+ // `IMAGE_TYPE` is an image.
+ case WebView.HitTestResult.IMAGE_TYPE:
+ // Get the image URL.
+ imageUrl = hitTestResult.getExtra();
+
+ // Set the image URL as the title of the context menu.
+ menu.setHeaderTitle(imageUrl);
+
+ // Add an Open in New Tab entry.
+ menu.add(R.string.open_image_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
+ // Load the image in a new tab.
+ addNewTab(imageUrl, false);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a View Image entry.
+ menu.add(R.string.view_image).setOnMenuItemClickListener(item -> {
+ // Load the image in the current tab.
+ loadUrl(imageUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Download Image entry.
+ menu.add(R.string.download_image).setOnMenuItemClickListener((MenuItem item) -> {
+ // Check if the download should be processed by an external app.
+ if (sharedPreferences.getBoolean("download_with_external_app", false)) { // Download with an external app.
+ openUrlWithExternalApp(imageUrl);
+ } else { // Download with Android's download manager.
+ // Check to see if the storage permission has already been granted.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) { // The storage permission needs to be requested.
+ // Store the image URL for use by `onRequestPermissionResult()`.
+ downloadImageUrl = imageUrl;
+
+ // Show a dialog if the user has previously denied the permission.
+ if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) { // Show a dialog explaining the request first.
+ // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_IMAGE.
+ DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_IMAGE);
+
+ // Show the download location permission alert dialog. The permission will be requested when the dialog is closed.
+ downloadLocationPermissionDialogFragment.show(fragmentManager, getString(R.string.download_location));
+ } else { // Show the permission request directly.
+ // Request the permission. The download dialog will be launched by `onRequestPermissionResult()`.
+ ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_IMAGE_REQUEST_CODE);
+ }
+ } else { // The storage permission has already been granted.
+ // Get a handle for the download image alert dialog.
+ DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(imageUrl);
+
+ // Show the download image alert dialog.
+ downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
+ }
+ }
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Copy URL entry.
+ menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
+ // Save the image URL in a clip data.
+ ClipData imageTypeClipData = ClipData.newPlainText(getString(R.string.url), imageUrl);
+
+ // Set the clip data as the clipboard's primary clip.
+ clipboardManager.setPrimaryClip(imageTypeClipData);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open with App entry.
+ menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
+ // Open the image URL with an external app.
+ openWithApp(imageUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open with Browser entry.
+ menu.add(R.string.open_with_browser).setOnMenuItemClickListener((MenuItem item) -> {
+ // Open the image URL with an external browser.
+ openWithBrowser(imageUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Cancel entry, which by default closes the context menu.
+ menu.add(R.string.cancel);
+ break;
+
+ // `SRC_IMAGE_ANCHOR_TYPE` is an image that is also a link.
+ case WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE:
+ // Get the image URL.
+ imageUrl = hitTestResult.getExtra();
+
+ // Instantiate a handler.
+ Handler handler = new Handler();
+
+ // Get a message from the handler.
+ Message message = handler.obtainMessage();
+
+ // Request the image details from the last touched node be returned in the message.
+ currentWebView.requestFocusNodeHref(message);
+
+ // Get the link URL from the message data.
+ linkUrl = message.getData().getString("url");
+
+ // Set the link URL as the title of the context menu.
+ menu.setHeaderTitle(linkUrl);
+
+ // Add an Open in New Tab entry.
+ menu.add(R.string.open_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
+ // Load the link URL in a new tab.
+ addNewTab(linkUrl, false);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open Image in New Tab entry.
+ menu.add(R.string.open_image_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
+ // Load the image in a new tab.
+ addNewTab(imageUrl, false);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a View Image entry.
+ menu.add(R.string.view_image).setOnMenuItemClickListener((MenuItem item) -> {
+ // View the image in the current tab.
+ loadUrl(imageUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Download Image entry.
+ menu.add(R.string.download_image).setOnMenuItemClickListener((MenuItem item) -> {
+ // Check if the download should be processed by an external app.
+ if (sharedPreferences.getBoolean("download_with_external_app", false)) { // Download with an external app.
+ openUrlWithExternalApp(imageUrl);
+ } else { // Download with Android's download manager.
+ // Check to see if the storage permission has already been granted.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) { // The storage permission needs to be requested.
+ // Store the image URL for use by `onRequestPermissionResult()`.
+ downloadImageUrl = imageUrl;
+
+ // Show a dialog if the user has previously denied the permission.
+ if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) { // Show a dialog explaining the request first.
+ // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_IMAGE.
+ DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_IMAGE);
+
+ // Show the download location permission alert dialog. The permission will be requested when the dialog is closed.
+ downloadLocationPermissionDialogFragment.show(fragmentManager, getString(R.string.download_location));
+ } else { // Show the permission request directly.
+ // Request the permission. The download dialog will be launched by `onRequestPermissionResult()`.
+ ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_IMAGE_REQUEST_CODE);
+ }
+ } else { // The storage permission has already been granted.
+ // Get a handle for the download image alert dialog.
+ DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(imageUrl);
+
+ // Show the download image alert dialog.
+ downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
+ }
+ }
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a Copy URL entry.
+ menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
+ // Save the link URL in a clip data.
+ ClipData srcImageAnchorTypeClipData = ClipData.newPlainText(getString(R.string.url), linkUrl);
+
+ // Set the clip data as the clipboard's primary clip.
+ clipboardManager.setPrimaryClip(srcImageAnchorTypeClipData);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open with App entry.
+ menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
+ // Open the link URL with an external app.
+ openWithApp(linkUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add an Open with Browser entry.
+ menu.add(R.string.open_with_browser).setOnMenuItemClickListener((MenuItem item) -> {
+ // Open the link URL with an external browser.
+ openWithBrowser(linkUrl);
+
+ // Consume the event.
+ return true;
+ });
+
+ // Add a cancel entry, which by default closes the context menu.
+ menu.add(R.string.cancel);
+ break;
+ }
+ }
+
+ @Override
+ public void onCreateBookmark(DialogFragment dialogFragment, Bitmap favoriteIconBitmap) {
+ // Get a handle for the bookmarks list view.
+ ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
+
+ // Get the views from the dialog fragment.
+ EditText createBookmarkNameEditText = dialogFragment.getDialog().findViewById(R.id.create_bookmark_name_edittext);
+ EditText createBookmarkUrlEditText = dialogFragment.getDialog().findViewById(R.id.create_bookmark_url_edittext);
+
+ // Extract the strings from the edit texts.
+ String bookmarkNameString = createBookmarkNameEditText.getText().toString();
+ String bookmarkUrlString = createBookmarkUrlEditText.getText().toString();
+
+ // 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, Bitmap favoriteIconBitmap) {
+ // Get a handle for the bookmarks list view.
+ ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
+
+ // Get handles for the views in the dialog fragment.
+ EditText createFolderNameEditText = dialogFragment.getDialog().findViewById(R.id.create_folder_name_edittext);
+ RadioButton defaultFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.create_folder_default_icon_radiobutton);
+ ImageView folderIconImageView = dialogFragment.getDialog().findViewById(R.id.create_folder_default_icon);
+
+ // Get new folder name string.
+ String folderNameString = createFolderNameEditText.getText().toString();
+
+ // Create a folder icon bitmap.
+ Bitmap folderIconBitmap;
+
+ // Set the folder icon bitmap according to the dialog.
+ if (defaultFolderIconRadioButton.isChecked()) { // Use the default folder icon.
+ // Get the default folder icon drawable.
+ Drawable folderIconDrawable = folderIconImageView.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 onSaveBookmark(DialogFragment dialogFragment, int selectedBookmarkDatabaseId, Bitmap favoriteIconBitmap) {
+ // Get handles for the views from `dialogFragment`.
+ EditText editBookmarkNameEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_name_edittext);
+ EditText editBookmarkUrlEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_url_edittext);
+ RadioButton currentBookmarkIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_current_icon_radiobutton);
+
+ // Store the bookmark strings.
+ String bookmarkNameString = editBookmarkNameEditText.getText().toString();
+ String bookmarkUrlString = editBookmarkUrlEditText.getText().toString();
+
+ // Update the bookmark.
+ if (currentBookmarkIconRadioButton.isChecked()) { // Update the bookmark without changing the favorite icon.
+ bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString);
+ } else { // Update the bookmark using the `WebView` favorite icon.
+ // Create a favorite icon byte array output stream.
+ ByteArrayOutputStream newFavoriteIconByteArrayOutputStream = 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, newFavoriteIconByteArrayOutputStream);
+
+ // Convert the favorite icon byte array stream to a byte array.
+ byte[] newFavoriteIconByteArray = newFavoriteIconByteArrayOutputStream.toByteArray();
+
+ // Update the bookmark and the favorite icon.
+ bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString, newFavoriteIconByteArray);
+ }
+
+ // Update the bookmarks cursor with the current contents of this folder.
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
+
+ // Update the list view.
+ bookmarksCursorAdapter.changeCursor(bookmarksCursor);
+ }
+
+ @Override
+ public void onSaveBookmarkFolder(DialogFragment dialogFragment, int selectedFolderDatabaseId, Bitmap favoriteIconBitmap) {
+ // Get handles for the views from `dialogFragment`.
+ EditText editFolderNameEditText = dialogFragment.getDialog().findViewById(R.id.edit_folder_name_edittext);
+ RadioButton currentFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_folder_current_icon_radiobutton);
+ RadioButton defaultFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_folder_default_icon_radiobutton);
+ ImageView defaultFolderIconImageView = dialogFragment.getDialog().findViewById(R.id.edit_folder_default_icon_imageview);
+
+ // 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
+ public void onCloseDownloadLocationPermissionDialog(int downloadType) {
+ switch (downloadType) {
+ case DownloadLocationPermissionDialog.DOWNLOAD_FILE:
+ // Request the WRITE_EXTERNAL_STORAGE permission with a file request code.
+ ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_FILE_REQUEST_CODE);
+ break;
+
+ case DownloadLocationPermissionDialog.DOWNLOAD_IMAGE:
+ // Request the WRITE_EXTERNAL_STORAGE permission with an image request code.
+ ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_IMAGE_REQUEST_CODE);
+ break;
+ }
+ }
+
+ @Override
+ public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+ // Get a handle for the fragment manager.
+ FragmentManager fragmentManager = getSupportFragmentManager();
+
+ switch (requestCode) {
+ case DOWNLOAD_FILE_REQUEST_CODE:
+ // Show the download file alert dialog. When the dialog closes, the correct command will be used based on the permission status.
+ DialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(downloadUrl, downloadContentDisposition, downloadContentLength);
+
+ // On API 23, displaying the fragment must be delayed or the app will crash.
+ if (Build.VERSION.SDK_INT == 23) {
+ new Handler().postDelayed(() -> downloadFileDialogFragment.show(fragmentManager, getString(R.string.download)), 500);
+ } else {
+ downloadFileDialogFragment.show(fragmentManager, getString(R.string.download));
+ }
+
+ // Reset the download variables.
+ downloadUrl = "";
+ downloadContentDisposition = "";
+ downloadContentLength = 0;
+ break;
+
+ case DOWNLOAD_IMAGE_REQUEST_CODE:
+ // Show the download image alert dialog. When the dialog closes, the correct command will be used based on the permission status.
+ DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(downloadImageUrl);
+
+ // On API 23, displaying the fragment must be delayed or the app will crash.
+ if (Build.VERSION.SDK_INT == 23) {
+ new Handler().postDelayed(() -> downloadImageDialogFragment.show(fragmentManager, getString(R.string.download)), 500);
+ } else {
+ downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
+ }
+
+ // Reset the image URL variable.
+ downloadImageUrl = "";
+ break;
+
+ case SAVE_WEBPAGE_IMAGE_REQUEST_CODE:
+ // Check to see if the storage permission was granted. If the dialog was canceled the grant result will be empty.
+ if ((grantResults.length > 0) && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) { // The storage permission was granted.
+ // Save the webpage image.
+ new SaveWebpageImage(this, currentWebView).execute(saveWebsiteImageFilePath);
+ } else { // The storage permission was not granted.
+ // Display an error snackbar.
+ Snackbar.make(currentWebView, getString(R.string.cannot_use_location), Snackbar.LENGTH_LONG).show();
+ }
+
+ // Reset the save website image file path.
+ saveWebsiteImageFilePath = "";
+ break;
+ }
+ }
+
+ @Override
+ public void onDownloadImage(DialogFragment dialogFragment, String imageUrl) {
+ // Download the image if it has an HTTP or HTTPS URI.
+ if (imageUrl.startsWith("http")) {
+ // Get a handle for the system `DOWNLOAD_SERVICE`.
+ DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
+
+ // Parse `imageUrl`.
+ DownloadManager.Request downloadRequest = new DownloadManager.Request(Uri.parse(imageUrl));
+
+ // Get a handle for the cookie manager.
+ CookieManager cookieManager = CookieManager.getInstance();
+
+ // Pass cookies to download manager if cookies are enabled. This is required to download images from websites that require a login.
+ // Code contributed 2017 Hendrik Knackstedt. Copyright assigned to Soren Stoutner <soren@stoutner.com>.
+ if (cookieManager.acceptCookie()) {
+ // Get the cookies for `imageUrl`.
+ String cookies = cookieManager.getCookie(imageUrl);
+
+ // Add the cookies to `downloadRequest`. In the HTTP request header, cookies are named `Cookie`.
+ downloadRequest.addRequestHeader("Cookie", cookies);
+ }
+
+ // Get the file name from the dialog fragment.
+ EditText downloadImageNameEditText = dialogFragment.getDialog().findViewById(R.id.download_image_name);
+ String imageName = downloadImageNameEditText.getText().toString();
+
+ // Specify the download location.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { // External write permission granted.
+ // Download to the public download directory.
+ downloadRequest.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, imageName);
+ } else { // External write permission denied.
+ // Download to the app's external download directory.
+ downloadRequest.setDestinationInExternalFilesDir(this, Environment.DIRECTORY_DOWNLOADS, imageName);
+ }
+
+ // Allow `MediaScanner` to index the download if it is a media file.
+ downloadRequest.allowScanningByMediaScanner();
+
+ // Add the URL as the description for the download.
+ downloadRequest.setDescription(imageUrl);
+
+ // Show the download notification after the download is completed.
+ downloadRequest.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+
+ // Remove the lint warning below that `downloadManager` might be `null`.
+ assert downloadManager != null;
+
+ // Initiate the download.
+ downloadManager.enqueue(downloadRequest);
+ } else { // The image is not an HTTP or HTTPS URI.
+ Snackbar.make(currentWebView, R.string.cannot_download_image, Snackbar.LENGTH_INDEFINITE).show();
+ }
+ }
+
+ @Override
+ public void onDownloadFile(DialogFragment dialogFragment, String downloadUrl) {
+ // Download the file if it has an HTTP or HTTPS URI.
+ if (downloadUrl.startsWith("http")) {
+ // Get a handle for the system `DOWNLOAD_SERVICE`.
+ DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
+
+ // Parse `downloadUrl`.
+ DownloadManager.Request downloadRequest = new DownloadManager.Request(Uri.parse(downloadUrl));
+
+ // Get a handle for the cookie manager.
+ CookieManager cookieManager = CookieManager.getInstance();
+
+ // Pass cookies to download manager if cookies are enabled. This is required to download files from websites that require a login.
+ // Code contributed 2017 Hendrik Knackstedt. Copyright assigned to Soren Stoutner <soren@stoutner.com>.
+ if (cookieManager.acceptCookie()) {
+ // Get the cookies for `downloadUrl`.
+ String cookies = cookieManager.getCookie(downloadUrl);
+
+ // Add the cookies to `downloadRequest`. In the HTTP request header, cookies are named `Cookie`.
+ downloadRequest.addRequestHeader("Cookie", cookies);
+ }
+
+ // Get the file name from the dialog fragment.
+ EditText downloadFileNameEditText = dialogFragment.getDialog().findViewById(R.id.download_file_name);
+ String fileName = downloadFileNameEditText.getText().toString();
+
+ // Specify the download location.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { // External write permission granted.
+ // Download to the public download directory.
+ downloadRequest.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, fileName);
+ } else { // External write permission denied.
+ // Download to the app's external download directory.
+ downloadRequest.setDestinationInExternalFilesDir(this, Environment.DIRECTORY_DOWNLOADS, fileName);
+ }
+
+ // Allow `MediaScanner` to index the download if it is a media file.
+ downloadRequest.allowScanningByMediaScanner();
+
+ // Add the URL as the description for the download.
+ downloadRequest.setDescription(downloadUrl);
+
+ // Show the download notification after the download is completed.
+ downloadRequest.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+
+ // Remove the lint warning below that `downloadManager` might be `null`.
+ assert downloadManager != null;
+
+ // Initiate the download.
+ downloadManager.enqueue(downloadRequest);
+ } else { // The download is not an HTTP or HTTPS URI.
+ Snackbar.make(currentWebView, R.string.cannot_download_file, Snackbar.LENGTH_INDEFINITE).show();
+ }
+ }
+
+ // Override `onBackPressed` to handle the navigation drawer and and the WebViews.
+ @Override
+ public void onBackPressed() {
+ // Get a handle for the drawer layout and the tab layout.
+ DrawerLayout drawerLayout = findViewById(R.id.drawerlayout);
+ TabLayout tabLayout = findViewById(R.id.tablayout);
+
+ 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.
+ if (currentBookmarksFolder.isEmpty()) { // The home folder is displayed.
+ // close the bookmarks drawer.
+ drawerLayout.closeDrawer(GravityCompat.END);
+ } else { // A subfolder is displayed.
+ // Place the former parent folder in `currentFolder`.
+ currentBookmarksFolder = bookmarksDatabaseHelper.getParentFolderName(currentBookmarksFolder);
+
+ // Load the new folder.
+ loadBookmarksFolder();
+ }
+ } else if (displayingFullScreenVideo) { // A full screen video is shown.
+ // Get a handle for the layouts.
+ FrameLayout rootFrameLayout = findViewById(R.id.root_framelayout);
+ RelativeLayout mainContentRelativeLayout = findViewById(R.id.main_content_relativelayout);
+ FrameLayout fullScreenVideoFrameLayout = findViewById(R.id.full_screen_video_framelayout);
+
+ // Re-enable the screen timeout.
+ fullScreenVideoFrameLayout.setKeepScreenOn(false);
+
+ // Unset the full screen video flag.
+ displayingFullScreenVideo = false;
+
+ // Remove all the views from the full screen video frame layout.
+ fullScreenVideoFrameLayout.removeAllViews();
+
+ // Hide the full screen video frame layout.
+ fullScreenVideoFrameLayout.setVisibility(View.GONE);
+
+ // Enable the sliding drawers.
+ drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
+
+ // Show the main content relative layout.
+ mainContentRelativeLayout.setVisibility(View.VISIBLE);
+
+ // Apply the appropriate full screen mode flags.
+ if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode.
+ // Hide the app bar if specified.
+ if (hideAppBar) {
+ // Get handles for the views.
+ LinearLayout tabsLinearLayout = findViewById(R.id.tabs_linearlayout);
+ ActionBar actionBar = getSupportActionBar();
+
+ // Remove the incorrect lint warning below that the action bar might be null.
+ assert actionBar != null;
+
+ // Hide the tab linear layout.
+ tabsLinearLayout.setVisibility(View.GONE);
+
+ // Hide the action bar.
+ actionBar.hide();
+ }
+
+ // Hide the banner ad in the free flavor.
+ if (BuildConfig.FLAVOR.contentEquals("free")) {
+ AdHelper.hideAd(findViewById(R.id.adview));
+ }
+
+ // Remove the translucent status flag. This is necessary so the root frame layout can fill the entire screen.
+ getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+
+ /* Hide the system bars.
+ * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
+ * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
+ * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
+ * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
+ */
+ rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
+ View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
+ } else { // Switch to normal viewing mode.
+ // Remove the `SYSTEM_UI` flags from the root frame layout.
+ rootFrameLayout.setSystemUiVisibility(0);
+
+ // Add the translucent status flag.
+ getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+ }
+
+ // Reload the ad for the free flavor if not in full screen mode.
+ if (BuildConfig.FLAVOR.contentEquals("free") && !inFullScreenBrowsingMode) {
+ // Reload the ad.
+ AdHelper.loadAd(findViewById(R.id.adview), getApplicationContext(), getString(R.string.ad_unit_id));
+ }
+ } 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();
+
+ // Reset the current domain name so that navigation works if third-party requests are blocked.
+ currentWebView.resetCurrentDomainName();
+
+ // Apply the domain settings.
+ applyDomainSettings(currentWebView, previousUrl, 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.
+ // Run the default commands.
+ super.onBackPressed();
+
+ // 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 data) {
+ // Run the commands that correlate to the specified request code.
+ switch (requestCode) {
+ case FILE_UPLOAD_REQUEST_CODE:
+ // File uploads only work on API >= 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ // Pass the file to the WebView.
+ fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(resultCode, data));
+ }
+ break;
+
+ case BROWSE_SAVE_WEBPAGE_IMAGE_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 save dialog fragment.
+ DialogFragment saveWebpageImageDialogFragment= (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.save_as_image));
+
+ // Only update the file name if the dialog still exists.
+ if (saveWebpageImageDialogFragment != null) {
+ // Get a handle for the save webpage image dialog.
+ Dialog saveWebpageImageDialog = saveWebpageImageDialogFragment.getDialog();
+
+ // Get a handle for the file name edit text.
+ EditText fileNameEditText = saveWebpageImageDialog.findViewById(R.id.file_name_edittext);
+
+ // Instantiate the file name helper.
+ FileNameHelper fileNameHelper = new FileNameHelper();
+
+ // Convert the file name URI to a file name path.
+ String fileNamePath = fileNameHelper.convertUriToFileNamePath(data.getData());
+
+ // Set the file name path as the text of the file name edit text.
+ fileNameEditText.setText(fileNamePath);
+ }
+ }
+ break;
+ }
+ }
+
+ private void loadUrlFromTextBox() {
+ // Get a handle for the URL edit text.
+ EditText urlEditText = findViewById(R.id.url_edittext);
+
+ // Get the text from urlTextBox and convert it to a string. trim() removes white spaces from the beginning and end of the string.
+ String unformattedUrlString = urlEditText.getText().toString().trim();
+
+ // Initialize the formatted URL string.
+ String url = "";
+
+ // Check to see if `unformattedUrlString` is a valid URL. Otherwise, convert it into a search.
+ if (unformattedUrlString.startsWith("content://")) { // This is a Content URL.
+ // Load the entire content URL.
+ url = unformattedUrlString;
+ } else if (Patterns.WEB_URL.matcher(unformattedUrlString).matches() || unformattedUrlString.startsWith("http://") || unformattedUrlString.startsWith("https://") ||
+ unformattedUrlString.startsWith("file://")) { // This is a standard URL.
+ // Add `https://` at the beginning if there is no protocol. Otherwise the app will segfault.
+ if (!unformattedUrlString.startsWith("http") && !unformattedUrlString.startsWith("file://") && !unformattedUrlString.startsWith("content://")) {
+ unformattedUrlString = "https://" + unformattedUrlString;
+ }
+
+ // Initialize `unformattedUrl`.
+ URL unformattedUrl = null;
+
+ // Convert `unformattedUrlString` to a `URL`, then to a `URI`, and then back to a `String`, which sanitizes the input and adds in any missing components.
+ try {
+ unformattedUrl = new URL(unformattedUrlString);
+ } catch (MalformedURLException e) {
+ e.printStackTrace();
+ }
+
+ // The ternary operator (? :) makes sure that a null pointer exception is not thrown, which would happen if `.get` was called on a `null` value.
+ String scheme = unformattedUrl != null ? unformattedUrl.getProtocol() : null;
+ String authority = unformattedUrl != null ? unformattedUrl.getAuthority() : null;
+ String path = unformattedUrl != null ? unformattedUrl.getPath() : null;
+ String query = unformattedUrl != null ? unformattedUrl.getQuery() : null;
+ String fragment = unformattedUrl != null ? unformattedUrl.getRef() : null;
+
+ // Build the URI.
+ Uri.Builder uri = new Uri.Builder();
+ uri.scheme(scheme).authority(authority).path(path).query(query).fragment(fragment);
+
+ // Decode the URI as a UTF-8 string in.
+ try {
+ url = URLDecoder.decode(uri.build().toString(), "UTF-8");
+ } catch (UnsupportedEncodingException exception) {
+ // Do nothing. The formatted URL string will remain blank.
+ }
+ } else if (!unformattedUrlString.isEmpty()){ // This is not a URL, but rather a search string.
+ // Create an encoded URL String.
+ String encodedUrlString;
+
+ // Sanitize the search input.
+ try {
+ encodedUrlString = URLEncoder.encode(unformattedUrlString, "UTF-8");
+ } catch (UnsupportedEncodingException exception) {
+ encodedUrlString = "";
+ }
+
+ // Add the base search URL.
+ url = searchURL + encodedUrlString;
+ }
+
+ // Clear the focus from the URL edit text. Otherwise, proximate typing in the box will retain the colorized formatting instead of being reset during refocus.
+ urlEditText.clearFocus();
+
+ // Make it so.
+ loadUrl(url);
+ }
+
+ private void loadUrl(String url) {
+ // Sanitize the URL.
+ url = sanitizeUrl(url);
+
+ // Apply the domain settings.
+ applyDomainSettings(currentWebView, url, true, false);
+
+ // Load the URL.
+ currentWebView.loadUrl(url, customHeaders);
+ }
+
+ public void findPreviousOnPage(View view) {
+ // Go to the previous highlighted phrase on the page. `false` goes backwards instead of forwards.
+ currentWebView.findNext(false);
+ }
+
+ public void findNextOnPage(View view) {
+ // Go to the next highlighted phrase on the page. `true` goes forwards instead of backwards.
+ currentWebView.findNext(true);
+ }
+
+ public void closeFindOnPage(View view) {
+ // Get a handle for the views.
+ Toolbar toolbar = findViewById(R.id.toolbar);
+ LinearLayout findOnPageLinearLayout = findViewById(R.id.find_on_page_linearlayout);
+ EditText findOnPageEditText = findViewById(R.id.find_on_page_edittext);
+
+ // Delete the contents of `find_on_page_edittext`.
+ findOnPageEditText.setText(null);
+
+ // Clear the highlighted phrases if the WebView is not null.
+ if (currentWebView != null) {
+ currentWebView.clearMatches();
+ }
+
+ // Hide the find on page linear layout.
+ findOnPageLinearLayout.setVisibility(View.GONE);
+
+ // Show the toolbar.
+ toolbar.setVisibility(View.VISIBLE);
+
+ // Get a handle for the input method manager.
+ InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+
+ // Remove the lint warning below that the input method manager might be null.
+ assert inputMethodManager != null;
+
+ // Hide the keyboard.
+ inputMethodManager.hideSoftInputFromWindow(toolbar.getWindowToken(), 0);
+ }
+
+ @Override
+ public void onSaveWebpageImage(DialogFragment dialogFragment) {
+ // Get a handle for the file name edit text.
+ EditText fileNameEditText = dialogFragment.getDialog().findViewById(R.id.file_name_edittext);
+
+ // Get the file path string.
+ saveWebsiteImageFilePath = fileNameEditText.getText().toString();
+
+ // Check to see if the storage permission is needed.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { // The storage permission has been granted.
+ // Save the webpage image.
+ new SaveWebpageImage(this, currentWebView).execute(saveWebsiteImageFilePath);
+ } else { // The storage permission has not been granted.
+ // Get the external private directory `File`.
+ File externalPrivateDirectoryFile = getExternalFilesDir(null);
+
+ // Remove the incorrect lint error below that the file might be null.
+ assert externalPrivateDirectoryFile != null;
+
+ // Get the external private directory string.
+ String externalPrivateDirectory = externalPrivateDirectoryFile.toString();
+
+ // Check to see if the file path is in the external private directory.
+ if (saveWebsiteImageFilePath.startsWith(externalPrivateDirectory)) { // The file path is in the external private directory.
+ // Save the webpage image.
+ new SaveWebpageImage(this, currentWebView).execute(saveWebsiteImageFilePath);
+ } else { // The file path is in a public directory.
+ // Check if the user has previously denied the storage permission.
+ if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) { // Show a dialog explaining the request first.
+ // Instantiate the storage permission alert dialog.
+ DialogFragment storagePermissionDialogFragment = new StoragePermissionDialog();
+
+ // Show the storage permission alert dialog. The permission will be requested when the dialog is closed.
+ storagePermissionDialogFragment.show(getSupportFragmentManager(), getString(R.string.storage_permission));
+ } else { // Show the permission request directly.
+ // Request the write external storage permission. The webpage image will be saved when it finishes.
+ ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, SAVE_WEBPAGE_IMAGE_REQUEST_CODE);
+ }
+ }
+ }
+ }
+
+ @Override
+ public void onCloseStoragePermissionDialog() {
+ // Request the write external storage permission. The webpage image will be saved when it finishes.
+ ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, SAVE_WEBPAGE_IMAGE_REQUEST_CODE);
+ }
+
+ private void applyAppSettings() {
+ // Initialize the app if this is the first run. This is done here instead of in `onCreate()` to shorten the time that an unthemed background is displayed on app startup.
+ if (webViewDefaultUserAgent == null) {
+ initializeApp();
+ }