2 * Copyright © 2017-2019 Soren Stoutner <soren@stoutner.com>.
4 * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
6 * Privacy Browser is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Privacy Browser is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
20 package com.stoutner.privacybrowser.activities;
22 import android.app.Activity;
23 import android.content.Context;
24 import android.content.Intent;
25 import android.content.SharedPreferences;
26 import android.content.res.Resources;
27 import android.database.Cursor;
28 import android.os.Bundle;
29 import android.os.Handler;
30 import android.preference.PreferenceManager;
31 import android.view.Menu;
32 import android.view.MenuItem;
33 import android.view.View;
34 import android.view.ViewGroup;
35 import android.view.WindowManager;
36 import android.widget.CursorAdapter;
37 import android.widget.EditText;
38 import android.widget.ListView;
39 import android.widget.RadioButton;
40 import android.widget.Spinner;
41 import android.widget.Switch;
42 import android.widget.TextView;
44 import androidx.annotation.NonNull;
45 import androidx.appcompat.app.ActionBar;
46 import androidx.appcompat.app.AppCompatActivity;
47 import androidx.appcompat.widget.Toolbar; // The AndroidX toolbar must be used until the minimum API is >= 21.
48 import androidx.core.app.NavUtils;
49 import androidx.fragment.app.DialogFragment;
50 import androidx.fragment.app.FragmentManager; // The AndroidX dialog fragment must be used or an error is produced on API <=22.
52 import com.google.android.material.floatingactionbutton.FloatingActionButton;
53 import com.google.android.material.snackbar.Snackbar;
55 import com.stoutner.privacybrowser.R;
56 import com.stoutner.privacybrowser.dialogs.AddDomainDialog;
57 import com.stoutner.privacybrowser.fragments.DomainSettingsFragment;
58 import com.stoutner.privacybrowser.fragments.DomainsListFragment;
59 import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
61 import java.util.Objects;
63 public class DomainsActivity extends AppCompatActivity implements AddDomainDialog.AddDomainListener, DomainsListFragment.DismissSnackbarInterface {
64 // `twoPanedMode` is public static so it can be accessed from `DomainsListFragment`. It is also used in `onCreate()`, `onCreateOptionsMenu()`, and `populateDomainsListView()`.
65 public static boolean twoPanedMode;
67 // `databaseId` is public static so it can be accessed from `DomainsListFragment`. It is also used in `onCreateOptionsMenu()`, `saveDomainSettings()` and `populateDomainsListView()`.
68 public static int currentDomainDatabaseId;
70 // `deleteMenuItem` is public static so it can be accessed from `DomainsListFragment`. It is also used in `onCreateOptionsMenu()`, `onOptionsItemSelected()`, and `onBackPressed()`.
71 public static MenuItem deleteMenuItem;
73 // `dismissingSnackbar` is public static so it can be accessed from `DomainsListFragment`. It is also used in `onOptionsItemSelected()`.
74 public static boolean dismissingSnackbar;
76 // The SSL certificate and IP address information are accessed from `DomainSettingsFragment` and `saveDomainSettings()`.
77 public static String sslIssuedToCName;
78 public static String sslIssuedToOName;
79 public static String sslIssuedToUName;
80 public static String sslIssuedByCName;
81 public static String sslIssuedByOName;
82 public static String sslIssuedByUName;
83 public static long sslStartDateLong;
84 public static long sslEndDateLong;
85 public static String currentIpAddresses;
88 // `closeActivityAfterDismissingSnackbar` is used in `onOptionsItemSelected()`, and `onBackPressed()`.
89 private boolean closeActivityAfterDismissingSnackbar;
91 // The undelete snackbar is used in `onOptionsItemSelected()` and `onBackPressed()`.
92 private Snackbar undoDeleteSnackbar;
94 // `domainsDatabaseHelper` is used in `onCreate()`, `saveDomainSettings()`, and `onDestroy()`.
95 private static DomainsDatabaseHelper domainsDatabaseHelper;
97 // `domainsListView` is used in `onCreate()` and `populateDomainsList()`.
98 private ListView domainsListView;
100 // `addDomainFAB` is used in `onCreate()`, `onCreateOptionsMenu()`, `onOptionsItemSelected()`, and `onBackPressed()`.
101 private FloatingActionButton addDomainFAB;
103 // `deletedDomainPosition` is used in an inner and outer class in `onOptionsItemSelected()`.
104 private int deletedDomainPosition;
106 // `restartAfterRotate` is used in `onCreate()` and `onCreateOptionsMenu()`.
107 private boolean restartAfterRotate;
109 // `domainSettingsDisplayedBeforeRotate` is used in `onCreate()` and `onCreateOptionsMenu()`.
110 private boolean domainSettingsDisplayedBeforeRotate;
112 // `domainSettingsDatabaseIdBeforeRotate` is used in `onCreate()` and `onCreateOptionsMenu()`.
113 private int domainSettingsDatabaseIdBeforeRotate;
115 // `goDirectlyToDatabaseId` is used in `onCreate()` and `onCreateOptionsMenu()`.
116 private int goDirectlyToDatabaseId;
118 // `closeOnBack` is used in `onCreate()`, `onOptionsItemSelected()` and `onBackPressed()`.
119 private boolean closeOnBack;
121 // `coordinatorLayout` is use in `onCreate()`, `onOptionsItemSelected()`, and `onSaveInstanceState()`.
122 private View coordinatorLayout;
124 // `resources` is used in `onCreate()`, `onOptionsItemSelected()`, and `onSaveInstanceState()`.
125 private Resources resources;
128 protected void onCreate(Bundle savedInstanceState) {
129 // Get a handle for the shared preferences.
130 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
132 // Get the theme and screenshot preferences.
133 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
134 boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
136 // Disable screenshots if not allowed.
137 if (!allowScreenshots) {
138 getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
141 // Set the activity theme.
143 setTheme(R.style.PrivacyBrowserDark_SecondaryActivity);
145 setTheme(R.style.PrivacyBrowserLight_SecondaryActivity);
148 // Run the default commands.
149 super.onCreate(savedInstanceState);
151 // Extract the values from `savedInstanceState` if it is not `null`.
152 if (savedInstanceState != null) {
153 restartAfterRotate = true;
154 domainSettingsDisplayedBeforeRotate = savedInstanceState.getBoolean("domain_settings_displayed");
155 domainSettingsDatabaseIdBeforeRotate = savedInstanceState.getInt("domain_settings_database_id");
158 // Get the launching intent
159 Intent intent = getIntent();
161 // Extract the domain to load if there is one. `-1` is the default value.
162 goDirectlyToDatabaseId = intent.getIntExtra("load_domain", -1);
164 // Get the status of close-on-back, which is true when the domains activity is called from the options menu.
165 closeOnBack = intent.getBooleanExtra("close_on_back", false);
167 // Get the current URL.
168 String currentUrl = intent.getStringExtra("current_url");
170 // Store the current SSL certificate information in class variables.
171 sslIssuedToCName = intent.getStringExtra("ssl_issued_to_cname");
172 sslIssuedToOName = intent.getStringExtra("ssl_issued_to_oname");
173 sslIssuedToUName = intent.getStringExtra("ssl_issued_to_uname");
174 sslIssuedByCName = intent.getStringExtra("ssl_issued_by_cname");
175 sslIssuedByOName = intent.getStringExtra("ssl_issued_by_oname");
176 sslIssuedByUName = intent.getStringExtra("ssl_issued_by_uname");
177 sslStartDateLong = intent.getLongExtra("ssl_start_date", 0);
178 sslEndDateLong = intent.getLongExtra("ssl_end_date", 0);
179 currentIpAddresses = intent.getStringExtra("current_ip_addresses");
181 // Set the content view.
182 setContentView(R.layout.domains_coordinatorlayout);
184 // Populate the class variables.
185 coordinatorLayout = findViewById(R.id.domains_coordinatorlayout);
186 resources = getResources();
188 // `SupportActionBar` from `android.support.v7.app.ActionBar` must be used until the minimum API is >= 21.
189 final Toolbar toolbar = findViewById(R.id.domains_toolbar);
190 setSupportActionBar(toolbar);
192 // Get a handle for the action bar.
193 ActionBar actionBar = getSupportActionBar();
195 // Remove the incorrect lint warning that the action bar might be null.
196 assert actionBar != null;
198 // Set the back arrow on the action bar.
199 actionBar.setDisplayHomeAsUpEnabled(true);
201 // Initialize the database handler. The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
202 domainsDatabaseHelper = new DomainsDatabaseHelper(this, null, null, 0);
204 // Determine if we are in two pane mode. `domain_settings_fragment_container` does not exist on devices with a width less than 900dp.
205 twoPanedMode = (findViewById(R.id.domain_settings_fragment_container) != null);
207 // Get a handle for the add domain floating action button.
208 addDomainFAB = findViewById(R.id.add_domain_fab);
210 // Configure the add domain floating action button.
211 addDomainFAB.setOnClickListener((View view) -> {
212 // Create an add domain dialog.
213 DialogFragment addDomainDialog = AddDomainDialog.addDomain(currentUrl);
215 // Show the add domain dialog.
216 addDomainDialog.show(getSupportFragmentManager(), resources.getString(R.string.add_domain));
221 public boolean onCreateOptionsMenu(Menu menu) {
223 getMenuInflater().inflate(R.menu.domains_options_menu, menu);
225 // Store `deleteMenuItem` for future use.
226 deleteMenuItem = menu.findItem(R.id.delete_domain);
228 // Only display `deleteMenuItem` (initially) in two-paned mode.
229 deleteMenuItem.setVisible(twoPanedMode);
231 // Get a handle for the fragment manager.
232 FragmentManager fragmentManager = getSupportFragmentManager();
234 // Display the fragments. This must be done from `onCreateOptionsMenu()` instead of `onCreate()` because `populateDomainsListView()` needs `deleteMenuItem` to be inflated.
235 if (restartAfterRotate && domainSettingsDisplayedBeforeRotate) { // The device was rotated and domain settings were displayed previously.
236 if (twoPanedMode) { // The device is in two-paned mode.
237 // Reset `restartAfterRotate`.
238 restartAfterRotate = false;
240 // Display `DomainsListFragment`.
241 DomainsListFragment domainsListFragment = new DomainsListFragment();
242 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
243 fragmentManager.executePendingTransactions();
245 // Populate the list of domains. `domainSettingsDatabaseId` highlights the domain that was highlighted before the rotation.
246 populateDomainsListView(domainSettingsDatabaseIdBeforeRotate);
247 } else { // The device is in single-paned mode.
248 // Reset `restartAfterRotate`.
249 restartAfterRotate = false;
251 // Store the current domain database ID.
252 currentDomainDatabaseId = domainSettingsDatabaseIdBeforeRotate;
254 // Add `currentDomainDatabaseId` to `argumentsBundle`.
255 Bundle argumentsBundle = new Bundle();
256 argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, currentDomainDatabaseId);
258 // Add `argumentsBundle` to `domainSettingsFragment`.
259 DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
260 domainSettingsFragment.setArguments(argumentsBundle);
262 // Show `deleteMenuItem`.
263 deleteMenuItem.setVisible(true);
265 // Hide the add domain floating action button.
268 // Display `domainSettingsFragment`.
269 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
271 } else { // The device was not rotated or, if it was, domain settings were not displayed previously.
272 if (goDirectlyToDatabaseId >=0) { // Load the indicated domain settings.
273 // Store the current domain database ID.
274 currentDomainDatabaseId = goDirectlyToDatabaseId;
276 if (twoPanedMode) { // The device is in two-paned mode.
277 // Display `DomainsListFragment`.
278 DomainsListFragment domainsListFragment = new DomainsListFragment();
279 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
280 fragmentManager.executePendingTransactions();
282 // Populate the list of domains. `domainSettingsDatabaseId` highlights the domain that was highlighted before the rotation.
283 populateDomainsListView(goDirectlyToDatabaseId);
284 } else { // The device is in single-paned mode.
285 // Add the domain ID to be loaded to `argumentsBundle`.
286 Bundle argumentsBundle = new Bundle();
287 argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, goDirectlyToDatabaseId);
289 // Add `argumentsBundle` to `domainSettingsFragment`.
290 DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
291 domainSettingsFragment.setArguments(argumentsBundle);
293 // Show `deleteMenuItem`.
294 deleteMenuItem.setVisible(true);
296 // Hide the add domain floating action button.
299 // Display `domainSettingsFragment`.
300 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
302 } else { // Highlight the first domain.
303 // Display `DomainsListFragment`.
304 DomainsListFragment domainsListFragment = new DomainsListFragment();
305 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
306 fragmentManager.executePendingTransactions();
308 // Populate the list of domains. `-1` highlights the first domain.
309 populateDomainsListView(-1);
318 public boolean onOptionsItemSelected(MenuItem menuItem) {
319 // Get the ID of the menu item that was selected.
320 int menuItemID = menuItem.getItemId();
322 // Get a handle for the fragment manager.
323 FragmentManager fragmentManager = getSupportFragmentManager();
325 switch (menuItemID) {
326 case android.R.id.home: // The home arrow is identified as `android.R.id.home`, not just `R.id.home`.
327 if (twoPanedMode) { // The device is in two-paned mode.
328 // Save the current domain settings if the domain settings fragment is displayed.
329 if (findViewById(R.id.domain_settings_scrollview) != null) {
330 saveDomainSettings(coordinatorLayout, resources);
333 // Dismiss the undo delete `SnackBar` if it is shown.
334 if (undoDeleteSnackbar != null && undoDeleteSnackbar.isShown()) {
335 // Set the close flag.
336 closeActivityAfterDismissingSnackbar = true;
338 // Dismiss the snackbar.
339 undoDeleteSnackbar.dismiss();
342 NavUtils.navigateUpFromSameTask(this);
344 } else if (closeOnBack) { // Go directly back to the main WebView activity because the domains activity was launched from the options menu.
345 // Save the current domain settings.
346 saveDomainSettings(coordinatorLayout, resources);
349 NavUtils.navigateUpFromSameTask(this);
350 } else if (findViewById(R.id.domain_settings_scrollview) != null) { // The device is in single-paned mode and the domain settings fragment is displayed.
351 // Save the current domain settings.
352 saveDomainSettings(coordinatorLayout, resources);
354 // Display the domains list fragment.
355 DomainsListFragment domainsListFragment = new DomainsListFragment();
356 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
357 fragmentManager.executePendingTransactions();
359 // Populate the list of domains. `-1` highlights the first domain if in two-paned mode. It has no effect in single-paned mode.
360 populateDomainsListView(-1);
362 // Show the add domain floating action button.
365 // Hide the delete menu item.
366 deleteMenuItem.setVisible(false);
367 } else { // The device is in single-paned mode and `DomainsListFragment` is displayed.
368 // Dismiss the undo delete `SnackBar` if it is shown.
369 if (undoDeleteSnackbar != null && undoDeleteSnackbar.isShown()) {
370 // Set the close flag.
371 closeActivityAfterDismissingSnackbar = true;
373 // Dismiss the snackbar.
374 undoDeleteSnackbar.dismiss();
377 NavUtils.navigateUpFromSameTask(this);
382 case R.id.delete_domain:
383 // Reset close-on-back, which otherwise can cause errors if the system attempts to save settings for a domain that no longer exists.
386 // Store a copy of `currentDomainDatabaseId` because it could change while the `Snackbar` is displayed.
387 final int databaseIdToDelete = currentDomainDatabaseId;
389 // Update the fragments and menu items.
390 if (twoPanedMode) { // Two-paned mode.
391 // Store the deleted domain position, which is needed if `Undo` is selected in the `Snackbar`.
392 deletedDomainPosition = domainsListView.getCheckedItemPosition();
394 // Disable the options `MenuItems`.
395 deleteMenuItem.setEnabled(false);
396 deleteMenuItem.setIcon(R.drawable.delete_blue);
398 // Remove the domain settings fragment.
399 fragmentManager.beginTransaction().remove(Objects.requireNonNull(fragmentManager.findFragmentById(R.id.domain_settings_fragment_container))).commit();
400 } else { // Single-paned mode.
401 // Display `DomainsListFragment`.
402 DomainsListFragment domainsListFragment = new DomainsListFragment();
403 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
404 fragmentManager.executePendingTransactions();
406 // Show the add domain floating action button.
409 // Hide `deleteMenuItem`.
410 deleteMenuItem.setVisible(false);
413 // Get a `Cursor` that does not show the domain to be deleted.
414 Cursor domainsPendingDeleteCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomainExcept(databaseIdToDelete);
416 // Setup `domainsPendingDeleteCursorAdapter` with `this` context. `false` disables `autoRequery`.
417 CursorAdapter domainsPendingDeleteCursorAdapter = new CursorAdapter(this, domainsPendingDeleteCursor, false) {
419 public View newView(Context context, Cursor cursor, ViewGroup parent) {
420 // Inflate the individual item layout. `false` does not attach it to the root.
421 return getLayoutInflater().inflate(R.layout.domain_name_linearlayout, parent, false);
425 public void bindView(View view, Context context, Cursor cursor) {
426 // Set the domain name.
427 String domainNameString = cursor.getString(cursor.getColumnIndex(DomainsDatabaseHelper.DOMAIN_NAME));
428 TextView domainNameTextView = view.findViewById(R.id.domain_name_textview);
429 domainNameTextView.setText(domainNameString);
433 // Update the handle for the current `domains_listview`.
434 domainsListView = findViewById(R.id.domains_listview);
436 // Update the `ListView`.
437 domainsListView.setAdapter(domainsPendingDeleteCursorAdapter);
439 // Get a handle for the activity.
440 Activity activity = this;
442 // Display a `Snackbar`.
443 undoDeleteSnackbar = Snackbar.make(domainsListView, R.string.domain_deleted, Snackbar.LENGTH_LONG)
444 .setAction(R.string.undo, (View v) -> {
445 // Do nothing because everything will be handled by `onDismissed()` below.
447 .addCallback(new Snackbar.Callback() {
449 public void onDismissed(Snackbar snackbar, int event) {
450 // Run commands based on the event.
451 if (event == Snackbar.Callback.DISMISS_EVENT_ACTION) { // The user pushed the `Undo` button.
452 // Store the database ID in arguments bundle.
453 Bundle argumentsBundle = new Bundle();
454 argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, databaseIdToDelete);
456 // Add the arguments bundle to the domain settings fragment.
457 DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
458 domainSettingsFragment.setArguments(argumentsBundle);
460 // Display the correct fragments.
461 if (twoPanedMode) { // The device in in two-paned mode.
462 // Get a `Cursor` with the current contents of the domains database.
463 Cursor undoDeleteDomainsCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomain();
465 // Setup `domainsCursorAdapter` with `this` context. `false` disables `autoRequery`.
466 CursorAdapter undoDeleteDomainsCursorAdapter = new CursorAdapter(getApplicationContext(), undoDeleteDomainsCursor, false) {
468 public View newView(Context context, Cursor cursor, ViewGroup parent) {
469 // Inflate the individual item layout. `false` does not attach it to the root.
470 return getLayoutInflater().inflate(R.layout.domain_name_linearlayout, parent, false);
474 public void bindView(View view, Context context, Cursor cursor) {
475 // Set the domain name.
476 String domainNameString = cursor.getString(cursor.getColumnIndex(DomainsDatabaseHelper.DOMAIN_NAME));
477 TextView domainNameTextView = view.findViewById(R.id.domain_name_textview);
478 domainNameTextView.setText(domainNameString);
482 // Update the `ListView`.
483 domainsListView.setAdapter(undoDeleteDomainsCursorAdapter);
484 // Select the previously deleted domain in `domainsListView`.
485 domainsListView.setItemChecked(deletedDomainPosition, true);
487 // Display `domainSettingsFragment`.
488 fragmentManager.beginTransaction().replace(R.id.domain_settings_fragment_container, domainSettingsFragment).commit();
490 // Enable the options `MenuItems`.
491 deleteMenuItem.setEnabled(true);
492 deleteMenuItem.setIcon(R.drawable.delete_light);
493 } else { // The device in in one-paned mode.
494 // Display `domainSettingsFragment`.
495 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
497 // Hide the add domain floating action button.
500 // Show and enable `deleteMenuItem`.
501 deleteMenuItem.setVisible(true);
503 // Display `domainSettingsFragment`.
504 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
506 } else { // The snackbar was dismissed without the undo button being pushed.
507 // Delete the selected domain.
508 domainsDatabaseHelper.deleteDomain(databaseIdToDelete);
510 // Enable the delete menu item if the system was waiting for a snackbar to be dismissed.
511 if (dismissingSnackbar) {
512 // Create a `Runnable` to enable the delete menu item.
513 Runnable enableDeleteMenuItemRunnable = () -> {
514 // Enable `deleteMenuItem` according to the display mode.
515 if (twoPanedMode) { // Two-paned mode.
516 // Enable the delete menu item.
517 deleteMenuItem.setEnabled(true);
519 // Get a handle for the shared preferences.
520 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
522 // Get the theme preferences.
523 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
525 // Set the delete icon according to the theme.
527 deleteMenuItem.setIcon(R.drawable.delete_dark);
529 deleteMenuItem.setIcon(R.drawable.delete_light);
531 } else { // Single-paned mode.
532 // Show `deleteMenuItem`.
533 deleteMenuItem.setVisible(true);
536 // Reset `dismissingSnackbar`.
537 dismissingSnackbar = false;
540 // Enable the delete menu icon after 100 milliseconds to make sure that the previous domain has been deleted from the database.
541 Handler handler = new Handler();
542 handler.postDelayed(enableDeleteMenuItemRunnable, 100);
545 // Close the activity if back was pressed.
546 if (closeActivityAfterDismissingSnackbar) {
548 NavUtils.navigateUpFromSameTask(activity);
554 // Show the Snackbar.
555 undoDeleteSnackbar.show();
559 // Consume the event.
564 protected void onSaveInstanceState(@NonNull Bundle outState) {
565 // Store the current `DomainSettingsFragment` state in `outState`.
566 if (findViewById(R.id.domain_settings_scrollview) != null) { // `DomainSettingsFragment` is displayed.
567 // Save any changes that have been made to the domain settings.
568 saveDomainSettings(coordinatorLayout, resources);
570 // Store `DomainSettingsDisplayed`.
571 outState.putBoolean("domain_settings_displayed", true);
572 outState.putInt("domain_settings_database_id", DomainSettingsFragment.databaseId);
573 } else { // `DomainSettingsFragment` is not displayed.
574 outState.putBoolean("domain_settings_displayed", false);
575 outState.putInt("domain_settings_database_id", -1);
578 super.onSaveInstanceState(outState);
581 // Control what the navigation bar back button does.
583 public void onBackPressed() {
584 // Get a handle for the fragment manager.
585 FragmentManager fragmentManager = getSupportFragmentManager();
587 if (twoPanedMode) { // The device is in two-paned mode.
588 // Save the current domain settings if the domain settings fragment is displayed.
589 if (findViewById(R.id.domain_settings_scrollview) != null) {
590 saveDomainSettings(coordinatorLayout, resources);
593 // Dismiss the undo delete SnackBar if it is shown.
594 if ((undoDeleteSnackbar != null) && undoDeleteSnackbar.isShown()) {
595 // Set the close flag.
596 closeActivityAfterDismissingSnackbar = true;
598 // Dismiss the snackbar.
599 undoDeleteSnackbar.dismiss();
601 // Pass `onBackPressed()` to the system.
602 super.onBackPressed();
604 } else if (closeOnBack) { // Go directly back to the main WebView activity because the domains activity was launched from the options menu.
605 // Save the current domain settings.
606 saveDomainSettings(coordinatorLayout, resources);
608 // Pass `onBackPressed()` to the system.
609 super.onBackPressed();
610 } else if (findViewById(R.id.domain_settings_scrollview) != null) { // The device is in single-paned mode and domain settings fragment is displayed.
611 // Save the current domain settings.
612 saveDomainSettings(coordinatorLayout, resources);
614 // Display the domains list fragment.
615 DomainsListFragment domainsListFragment = new DomainsListFragment();
616 fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
617 fragmentManager.executePendingTransactions();
619 // Populate the list of domains. `-1` highlights the first domain if in two-paned mode. It has no effect in single-paned mode.
620 populateDomainsListView(-1);
622 // Show the add domain floating action button.
625 // Hide the delete menu item.
626 deleteMenuItem.setVisible(false);
627 } else { // The device is in single-paned mode and the domain list fragment is displayed.
628 // Dismiss the undo delete SnackBar if it is shown.
629 if ((undoDeleteSnackbar != null) && undoDeleteSnackbar.isShown()) {
630 // Set the close flag.
631 closeActivityAfterDismissingSnackbar = true;
633 // Dismiss the snackbar.
634 undoDeleteSnackbar.dismiss();
636 // Pass `onBackPressed()` to the system.
637 super.onBackPressed();
643 public void onAddDomain(DialogFragment dialogFragment) {
644 // Dismiss the undo delete snackbar if it is currently displayed.
645 if ((undoDeleteSnackbar != null) && undoDeleteSnackbar.isShown()) {
646 undoDeleteSnackbar.dismiss();
649 // Remove the incorrect lint warning below that the dialog might be null.
650 assert dialogFragment.getDialog() != null;
652 // Get a handle for the domain name edit text.
653 EditText domainNameEditText = dialogFragment.getDialog().findViewById(R.id.domain_name_edittext);
655 // Get the domain name string.
656 String domainNameString = domainNameEditText.getText().toString();
658 // Create the domain and store the database ID in `currentDomainDatabaseId`.
659 currentDomainDatabaseId = domainsDatabaseHelper.addDomain(domainNameString);
661 // Display the newly created domain.
662 if (twoPanedMode) { // The device in in two-paned mode.
663 populateDomainsListView(currentDomainDatabaseId);
664 } else { // The device is in single-paned mode.
665 // Hide the add domain floating action button.
668 // Show and enable `deleteMenuItem`.
669 DomainsActivity.deleteMenuItem.setVisible(true);
671 // Add the current domain database ID to the arguments bundle.
672 Bundle argumentsBundle = new Bundle();
673 argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, currentDomainDatabaseId);
675 // Add and arguments bundle to the domain setting fragment.
676 DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
677 domainSettingsFragment.setArguments(argumentsBundle);
679 // Display the domain settings fragment.
680 getSupportFragmentManager().beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
684 public void saveDomainSettings(View view, Resources resources) {
685 // Get handles for the domain settings.
686 EditText domainNameEditText = view.findViewById(R.id.domain_settings_name_edittext);
687 Switch javaScriptSwitch = view.findViewById(R.id.javascript_switch);
688 Switch firstPartyCookiesSwitch = view.findViewById(R.id.first_party_cookies_switch);
689 Switch thirdPartyCookiesSwitch = view.findViewById(R.id.third_party_cookies_switch);
690 Switch domStorageSwitch = view.findViewById(R.id.dom_storage_switch);
691 Switch formDataSwitch = view.findViewById(R.id.form_data_switch); // Form data can be removed once the minimum API >= 26.
692 Switch easyListSwitch = view.findViewById(R.id.easylist_switch);
693 Switch easyPrivacySwitch = view.findViewById(R.id.easyprivacy_switch);
694 Switch fanboysAnnoyanceSwitch = view.findViewById(R.id.fanboys_annoyance_list_switch);
695 Switch fanboysSocialBlockingSwitch = view.findViewById(R.id.fanboys_social_blocking_list_switch);
696 Switch ultraListSwitch = view.findViewById(R.id.ultralist_switch);
697 Switch ultraPrivacySwitch = view.findViewById(R.id.ultraprivacy_switch);
698 Switch blockAllThirdPartyRequestsSwitch = view.findViewById(R.id.block_all_third_party_requests_switch);
699 Spinner userAgentSpinner = view.findViewById(R.id.user_agent_spinner);
700 EditText customUserAgentEditText = view.findViewById(R.id.custom_user_agent_edittext);
701 Spinner fontSizeSpinner = view.findViewById(R.id.font_size_spinner);
702 EditText customFontSizeEditText = view.findViewById(R.id.custom_font_size_edittext);
703 Spinner swipeToRefreshSpinner = view.findViewById(R.id.swipe_to_refresh_spinner);
704 Spinner nightModeSpinner = view.findViewById(R.id.night_mode_spinner);
705 Spinner wideViewportSpinner = view.findViewById(R.id.wide_viewport_spinner);
706 Spinner displayWebpageImagesSpinner = view.findViewById(R.id.display_webpage_images_spinner);
707 Switch pinnedSslCertificateSwitch = view.findViewById(R.id.pinned_ssl_certificate_switch);
708 RadioButton currentWebsiteCertificateRadioButton = view.findViewById(R.id.current_website_certificate_radiobutton);
709 Switch pinnedIpAddressesSwitch = view.findViewById(R.id.pinned_ip_addresses_switch);
710 RadioButton currentIpAddressesRadioButton = view.findViewById(R.id.current_ip_addresses_radiobutton);
712 // Extract the data for the domain settings.
713 String domainNameString = domainNameEditText.getText().toString();
714 boolean javaScript = javaScriptSwitch.isChecked();
715 boolean firstPartyCookies = firstPartyCookiesSwitch.isChecked();
716 boolean thirdPartyCookies = thirdPartyCookiesSwitch.isChecked();
717 boolean domStorage = domStorageSwitch.isChecked();
718 boolean formData = formDataSwitch.isChecked(); // Form data can be removed once the minimum API >= 26.
719 boolean easyList = easyListSwitch.isChecked();
720 boolean easyPrivacy = easyPrivacySwitch.isChecked();
721 boolean fanboysAnnoyance = fanboysAnnoyanceSwitch.isChecked();
722 boolean fanboysSocialBlocking = fanboysSocialBlockingSwitch.isChecked();
723 boolean ultraList = ultraListSwitch.isChecked();
724 boolean ultraPrivacy = ultraPrivacySwitch.isChecked();
725 boolean blockAllThirdPartyRequests = blockAllThirdPartyRequestsSwitch.isChecked();
726 int userAgentSwitchPosition = userAgentSpinner.getSelectedItemPosition();
727 int fontSizeSwitchPosition = fontSizeSpinner.getSelectedItemPosition();
728 int swipeToRefreshInt = swipeToRefreshSpinner.getSelectedItemPosition();
729 int nightModeInt = nightModeSpinner.getSelectedItemPosition();
730 int wideViewportInt = wideViewportSpinner.getSelectedItemPosition();
731 int displayWebpageImagesInt = displayWebpageImagesSpinner.getSelectedItemPosition();
732 boolean pinnedSslCertificate = pinnedSslCertificateSwitch.isChecked();
733 boolean pinnedIpAddress = pinnedIpAddressesSwitch.isChecked();
735 // Initialize the user agent name string.
736 String userAgentName;
738 // Set the user agent name.
739 switch (userAgentSwitchPosition) {
740 case MainWebViewActivity.DOMAINS_SYSTEM_DEFAULT_USER_AGENT:
741 // Set the user agent name to be `System default user agent`.
742 userAgentName = resources.getString(R.string.system_default_user_agent);
745 case MainWebViewActivity.DOMAINS_CUSTOM_USER_AGENT:
746 // Set the user agent name to be the custom user agent.
747 userAgentName = customUserAgentEditText.getText().toString();
751 // Get the array of user agent names.
752 String[] userAgentNameArray = resources.getStringArray(R.array.user_agent_names);
754 // Set the user agent name from the array. The domain spinner has one more entry than the name array, so the position must be decremented.
755 userAgentName = userAgentNameArray[userAgentSwitchPosition - 1];
758 // Initialize the font size integer. `0` indicates the system default font size.
761 // Use a custom font size if it is selected.
762 if (fontSizeSwitchPosition == 1) { // A custom font size is specified.
763 // Get the custom font size from the edit text.
764 fontSizeInt = Integer.parseInt(customFontSizeEditText.getText().toString());
767 // Save the domain settings.
768 domainsDatabaseHelper.updateDomain(DomainsActivity.currentDomainDatabaseId, domainNameString, javaScript, firstPartyCookies, thirdPartyCookies, domStorage, formData, easyList, easyPrivacy,
769 fanboysAnnoyance, fanboysSocialBlocking, ultraList, ultraPrivacy, blockAllThirdPartyRequests, userAgentName, fontSizeInt, swipeToRefreshInt, nightModeInt, wideViewportInt,
770 displayWebpageImagesInt, pinnedSslCertificate, pinnedIpAddress);
772 // Update the pinned SSL certificate if a new one is checked.
773 if (currentWebsiteCertificateRadioButton.isChecked()) {
774 // Update the database.
775 domainsDatabaseHelper.updatePinnedSslCertificate(currentDomainDatabaseId, sslIssuedToCName, sslIssuedToOName, sslIssuedToUName, sslIssuedByCName, sslIssuedByOName, sslIssuedByUName,
776 sslStartDateLong, sslEndDateLong);
779 // Update the pinned IP addresses if new ones are checked.
780 if (currentIpAddressesRadioButton.isChecked()) {
781 // Update the database.
782 domainsDatabaseHelper.updatePinnedIpAddresses(currentDomainDatabaseId, currentIpAddresses);
786 private void populateDomainsListView(final int highlightedDomainDatabaseId) {
787 // get a handle for the current `domains_listview`.
788 domainsListView = findViewById(R.id.domains_listview);
790 // Get a `Cursor` with the current contents of the domains database.
791 Cursor domainsCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomain();
793 // Setup `domainsCursorAdapter` with `this` context. `false` disables `autoRequery`.
794 CursorAdapter domainsCursorAdapter = new CursorAdapter(getApplicationContext(), domainsCursor, false) {
796 public View newView(Context context, Cursor cursor, ViewGroup parent) {
797 // Inflate the individual item layout. `false` does not attach it to the root.
798 return getLayoutInflater().inflate(R.layout.domain_name_linearlayout, parent, false);
802 public void bindView(View view, Context context, Cursor cursor) {
803 // Set the domain name.
804 String domainNameString = cursor.getString(cursor.getColumnIndex(DomainsDatabaseHelper.DOMAIN_NAME));
805 TextView domainNameTextView = view.findViewById(R.id.domain_name_textview);
806 domainNameTextView.setText(domainNameString);
810 // Update the list view.
811 domainsListView.setAdapter(domainsCursorAdapter);
813 // Display the domain settings in the second pane if operating in two pane mode and the database contains at least one domain.
814 if (DomainsActivity.twoPanedMode && (domainsCursor.getCount() > 0)) { // Two-paned mode is enabled and there is at least one domain.
815 // Initialize `highlightedDomainPosition`.
816 int highlightedDomainPosition = 0;
818 // Get the cursor position for the highlighted domain.
819 for (int i = 0; i < domainsCursor.getCount(); i++) {
820 // Move to position `i` in the cursor.
821 domainsCursor.moveToPosition(i);
823 // Get the database ID for this position.
824 int currentDatabaseId = domainsCursor.getInt(domainsCursor.getColumnIndex(DomainsDatabaseHelper._ID));
826 // Set `highlightedDomainPosition` if the database ID for this matches `highlightedDomainDatabaseId`.
827 if (highlightedDomainDatabaseId == currentDatabaseId) {
828 highlightedDomainPosition = i;
832 // Select the highlighted domain.
833 domainsListView.setItemChecked(highlightedDomainPosition, true);
835 // Get the database ID for the highlighted domain.
836 domainsCursor.moveToPosition(highlightedDomainPosition);
837 currentDomainDatabaseId = domainsCursor.getInt(domainsCursor.getColumnIndex(DomainsDatabaseHelper._ID));
839 // Store the database ID in the arguments bundle.
840 Bundle argumentsBundle = new Bundle();
841 argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, currentDomainDatabaseId);
843 // Add and arguments bundle to the domain settings fragment.
844 DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
845 domainSettingsFragment.setArguments(argumentsBundle);
847 // Display the domain settings fragment.
848 getSupportFragmentManager().beginTransaction().replace(R.id.domain_settings_fragment_container, domainSettingsFragment).commit();
850 // Enable the delete options menu items.
851 deleteMenuItem.setEnabled(true);
853 // Get a handle for the shared preferences.
854 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
856 // Get the theme and screenshot preferences.
857 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
859 // Set the delete icon according to the theme.
861 deleteMenuItem.setIcon(R.drawable.delete_dark);
863 deleteMenuItem.setIcon(R.drawable.delete_light);
865 } else if (twoPanedMode) { // Two-paned mode is enabled but there are no domains.
866 // Disable the options `MenuItems`.
867 deleteMenuItem.setEnabled(false);
868 deleteMenuItem.setIcon(R.drawable.delete_blue);
873 public void dismissSnackbar() {
874 // Dismiss the undo delete snackbar if it is shown.
875 if (undoDeleteSnackbar != null && undoDeleteSnackbar.isShown()) {
876 // Dismiss the snackbar.
877 undoDeleteSnackbar.dismiss();
882 public void onDestroy() {
883 // Close the domains database helper.
884 domainsDatabaseHelper.close();
886 // Run the default commands.