- // Get a handle for the progress bar.
- final ProgressBar progressBar = (ProgressBar) findViewById(R.id.progress_bar);
-
- mainWebView.setWebChromeClient(new WebChromeClient() {
- // Update the progress bar when a page is loading.
- @Override
- public void onProgressChanged(WebView view, int progress) {
- progressBar.setProgress(progress);
- if (progress < 100) {
- progressBar.setVisibility(View.VISIBLE);
- } else {
- progressBar.setVisibility(View.GONE);
-
- //Stop the `SwipeToRefresh` indicator if it is running
- swipeRefreshLayout.setRefreshing(false);
- }
- }
-
- // Set the favorite icon when it changes.
- @Override
- public void onReceivedIcon(WebView view, Bitmap icon) {
- // Only update the favorite icon if the website has finished loading.
- if (progressBar.getVisibility() == View.GONE) {
- // Save a copy of the favorite icon.
- favoriteIconBitmap = icon;
-
- // Place the favorite icon in the appBar.
- favoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true));
- }
- }
-
- // Save a copy of the title when it changes.
- @Override
- public void onReceivedTitle(WebView view, String title) {
- // Save a copy of the title.
- webViewTitle = title;
- }
-
- // Enter full screen video
- @Override
- public void onShowCustomView(View view, CustomViewCallback callback) {
- // Pause the ad if this is the free flavor.
- if (BuildConfig.FLAVOR.contentEquals("free")) {
- BannerAd.pauseAd(adView);
- }
-
- // Remove the translucent overlays.
- getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
-
- // Remove the translucent status bar overlay on the `Drawer Layout`, which is special and needs its own command.
- drawerLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
-
- /* SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
- * 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 rehides them after they are shown.
- */
- rootCoordinatorLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
-
- // Set `rootCoordinatorLayout` to fill the entire screen.
- rootCoordinatorLayout.setFitsSystemWindows(false);
-
- // Add `view` to `fullScreenVideoFrameLayout` and display it on the screen.
- fullScreenVideoFrameLayout.addView(view);
- fullScreenVideoFrameLayout.setVisibility(View.VISIBLE);
- }
-
- // Exit full screen video
- public void onHideCustomView() {
- // Hide `fullScreenVideoFrameLayout`.
- fullScreenVideoFrameLayout.removeAllViews();
- fullScreenVideoFrameLayout.setVisibility(View.GONE);
-
- // Add the translucent status flag. This also resets `drawerLayout's` `View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN`.
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
-
- // Set `rootCoordinatorLayout` to fit inside the status and navigation bars. This also clears the `SYSTEM_UI` flags.
- rootCoordinatorLayout.setFitsSystemWindows(true);
-
- // Show the ad if this is the free flavor.
- if (BuildConfig.FLAVOR.contentEquals("free")) {
- // Reload the ad. Because the screen may have rotated, we need to use `reloadAfterRotate`.
- BannerAd.reloadAfterRotate(adView, getApplicationContext(), getString(R.string.ad_id));
-
- // Reinitialize the `adView` variable, as the `View` will have been removed and re-added by `BannerAd.reloadAfterRotate()`.
- adView = findViewById(R.id.adview);
- }
- }
- });
-
- // Register `mainWebView` for a context menu. This is used to see link targets and download images.
- registerForContextMenu(mainWebView);
-
- // Allow the downloading of files.
- mainWebView.setDownloadListener(new DownloadListener() {
- @Override
- public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
- // Show the `DownloadFileDialog` `AlertDialog` and name this instance `@string/download`.
- AppCompatDialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(url, contentDisposition, contentLength);
- downloadFileDialogFragment.show(getSupportFragmentManager(), getResources().getString(R.string.download));
- }
- });
-
- // Allow pinch to zoom.
- mainWebView.getSettings().setBuiltInZoomControls(true);
-
- // Hide zoom controls.
- mainWebView.getSettings().setDisplayZoomControls(false);
-
- // Set `mainWebView` to use a wide viewport. Otherwise, some web pages will be scrunched and some content will render outside the screen.
- mainWebView.getSettings().setUseWideViewPort(true);
-
- // Set `mainWebView` to load in overview mode (zoomed out to the maximum width).
- mainWebView.getSettings().setLoadWithOverviewMode(true);
-
- // Initialize cookieManager.
- cookieManager = CookieManager.getInstance();
-
- // Replace the header that `WebView` creates for `X-Requested-With` with a null value. The default value is the application ID (com.stoutner.privacybrowser.standard).
- customHeaders.put("X-Requested-With", "");
-
- // Initialize the default preference values the first time the program is run. `this` is the context. `false` keeps this command from resetting any current preferences back to default.
- PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
-
- // Get the intent that started the app.
- final Intent launchingIntent = getIntent();
-
- // Extract the launching intent data as `launchingIntentUriData`.
- final Uri launchingIntentUriData = launchingIntent.getData();
-
- // Convert the launching intent URI data (if it exists) to a string and store it in `formattedUrlString`.
- if (launchingIntentUriData != null) {
- formattedUrlString = launchingIntentUriData.toString();
- }
-
- // Get a handle for the `Runtime`.
- privacyBrowserRuntime = Runtime.getRuntime();
-
- // Store the application's private data directory.
- privateDataDirectoryString = getApplicationInfo().dataDir; // `dataDir` will vary, but will be something like `/data/user/0/com.stoutner.privacybrowser.standard`, which links to `/data/data/com.stoutner.privacybrowser.standard`.
-
- // Initialize `inFullScreenBrowsingMode`, which is always false at this point because Privacy Browser never starts in full screen browsing mode.
- inFullScreenBrowsingMode = false;
-
- // Initialize AdView for the free flavor.
- adView = findViewById(R.id.adview);
-
- // Initialize the privacy settings variables.
- javaScriptEnabled = false;
- firstPartyCookiesEnabled = false;
- thirdPartyCookiesEnabled = false;
- domStorageEnabled = false;
- saveFormDataEnabled = false;
-
- // Initialize `webViewTitle`.
- webViewTitle = getString(R.string.no_title);
-
- // Initialize `favoriteIconBitmap`. We have to use `ContextCompat` until API >= 21.
- Drawable favoriteIconDrawable = ContextCompat.getDrawable(getApplicationContext(), R.drawable.world);
- BitmapDrawable favoriteIconBitmapDrawable = (BitmapDrawable) favoriteIconDrawable;
- favoriteIconDefaultBitmap = favoriteIconBitmapDrawable.getBitmap();
-
- // If the favorite icon is null, load the default.
- if (favoriteIconBitmap == null) {
- favoriteIconBitmap = favoriteIconDefaultBitmap;
- }
-
- // Apply the app settings from the shared preferences.
- applyAppSettings();
-
- // Load `formattedUrlString` if we are not waiting for Orbot to connect.