- // Reload the website if the app bar is hidden. Otherwise, there is some bug in Android that causes the WebView to be entirely black.
- if (hideAppBar) {
- // Reload the WebView.
- currentWebView.reload();
- }
- } else { // Switch to normal viewing mode.
- // Remove the `SYSTEM_UI` flags from the root frame layout.
- rootFrameLayout.setSystemUiVisibility(0);
- }
-
- // 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();
-
- // 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.
- if (Build.VERSION.SDK_INT >= 21) {
- finishAndRemoveTask();
- } else {
- finish();
- }
-
- // 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:
- // 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, returnedIntent));
- }
- break;
-
- case BROWSE_SAVE_WEBPAGE_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 saveWebpageDialogFragment = (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.save_dialog));
-
- // Only update the file name if the dialog still exists.
- if (saveWebpageDialogFragment != null) {
- // Get a handle for the save webpage dialog.
- Dialog saveWebpageDialog = saveWebpageDialogFragment.getDialog();
-
- // Remove the incorrect lint warning below that the dialog might be null.
- assert saveWebpageDialog != null;
-
- // Get a handle for the file name edit text.
- EditText fileNameEditText = saveWebpageDialog.findViewById(R.id.file_name_edittext);
- TextView fileExistsWarningTextView = saveWebpageDialog.findViewById(R.id.file_exists_warning_textview);
-
- // Instantiate the file name helper.
- FileNameHelper fileNameHelper = new FileNameHelper();
-
- // Get the file path if it isn't null.
- if (returnedIntent.getData() != null) {
- // Convert the file name URI to a file name path.
- String fileNamePath = fileNameHelper.convertUriToFileNamePath(returnedIntent.getData());
-
- // Set the file name path as the text of the file name edit text.
- fileNameEditText.setText(fileNamePath);
-
- // Move the cursor to the end of the file name edit text.
- fileNameEditText.setSelection(fileNamePath.length());
-
- // Hide the file exists warning.
- fileExistsWarningTextView.setVisibility(View.GONE);
- }
- }
- }
- 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);
-
- // Instantiate the file name helper.
- FileNameHelper fileNameHelper = new FileNameHelper();
-
- // Get the file path if it isn't null.
- if (returnedIntent.getData() != null) {
- // Convert the file name URI to a file name path.
- String fileNamePath = fileNameHelper.convertUriToFileNamePath(returnedIntent.getData());
-
- // Set the file name path as the text of the file name edit text.
- fileNameEditText.setText(fileNamePath);
-
- // Move the cursor to the end of the file name edit text.
- fileNameEditText.setSelection(fileNamePath.length());
- }
- }