]> gitweb.stoutner.com Git - PrivacyBrowserAndroid.git/blobdiff - app/src/main/java/com/stoutner/privacybrowser/activities/DomainsActivity.java
Add a context menu entry to Open in New Tab.
[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / activities / DomainsActivity.java
index 1d9a62a6aadd858273001888b6c064a0c80315fa..520e6969c11b3bd30f3638c42b3787f6988d3926 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2017-2018 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2017-2019 Soren Stoutner <soren@stoutner.com>.
  *
  * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
  *
@@ -19,6 +19,7 @@
 
 package com.stoutner.privacybrowser.activities;
 
+import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
@@ -27,15 +28,6 @@ import android.database.Cursor;
 import android.net.http.SslCertificate;
 import android.os.Bundle;
 import android.os.Handler;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.NavUtils;
-import android.support.v7.app.ActionBar;
-import android.support.v7.app.AppCompatActivity;
-// `AppCompatDialogFragment` is required instead of `DialogFragment` or an error is produced on API <=22.
-import android.support.v7.app.AppCompatDialogFragment;
-import android.support.v7.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -49,6 +41,16 @@ import android.widget.Spinner;
 import android.widget.Switch;
 import android.widget.TextView;
 
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;  // The AndroidX toolbar must be used until the minimum API is >= 21.
+import androidx.core.app.NavUtils;
+import androidx.fragment.app.DialogFragment;
+import androidx.fragment.app.FragmentManager;  // The AndroidX dialog fragment must be used or an error is produced on API <=22.
+
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.google.android.material.snackbar.Snackbar;
+
 import com.stoutner.privacybrowser.R;
 import com.stoutner.privacybrowser.dialogs.AddDomainDialog;
 import com.stoutner.privacybrowser.fragments.DomainSettingsFragment;
@@ -57,7 +59,7 @@ import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
 
 import java.util.Objects;
 
-public class DomainsActivity extends AppCompatActivity implements AddDomainDialog.AddDomainListener {
+public class DomainsActivity extends AppCompatActivity implements AddDomainDialog.AddDomainListener, DomainsListFragment.DismissSnackbarInterface {
     // `twoPanedMode` is public static so it can be accessed from `DomainsListFragment`.  It is also used in `onCreate()`, `onCreateOptionsMenu()`, and `populateDomainsListView()`.
     public static boolean twoPanedMode;
 
@@ -67,20 +69,19 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
     // `deleteMenuItem` is public static so it can be accessed from `DomainsListFragment`.  It is also used in `onCreateOptionsMenu()`, `onOptionsItemSelected()`, and `onBackPressed()`.
     public static MenuItem deleteMenuItem;
 
-    // `undoDeleteSnackbar` is public static so it can be accessed from `DomainsListFragment`.  It is also used in `onOptionsItemSelected()` and `onBackPressed()`.
-    public static Snackbar undoDeleteSnackbar;
-
     // `dismissingSnackbar` is public static so it can be accessed from `DomainsListFragment`.  It is also used in `onOptionsItemSelected()`.
     public static boolean dismissingSnackbar;
 
+    // The SSL certificate and current IP addresses are used to update pinned settings.
+    public static SslCertificate currentSslCertificate;
+    public static String currentIpAddresses;
+
+
     // `closeActivityAfterDismissingSnackbar` is used in `onOptionsItemSelected()`, and `onBackPressed()`.
     private boolean closeActivityAfterDismissingSnackbar;
 
-    // `context` is used in `onCreate()`, `onOptionsItemSelected()`, and `onAddDomain()`.
-    private Context context;
-
-    // `supportFragmentManager` is used in `onCreate()` and `onCreateOptionsMenu()`.
-    private FragmentManager supportFragmentManager;
+    // The undelete snackbar is used in `onOptionsItemSelected()` and `onBackPressed()`.
+    private Snackbar undoDeleteSnackbar;
 
     // `domainsDatabaseHelper` is used in `onCreate()`, `saveDomainSettings()`, and `onDestroy()`.
     private static DomainsDatabaseHelper domainsDatabaseHelper;
@@ -135,18 +136,21 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         // Extract the values from `savedInstanceState` if it is not `null`.
         if (savedInstanceState != null) {
             restartAfterRotate = true;
-            domainSettingsDisplayedBeforeRotate = savedInstanceState.getBoolean("domainSettingsDisplayed");
-            domainSettingsDatabaseIdBeforeRotate = savedInstanceState.getInt("domainSettingsDatabaseId");
+            domainSettingsDisplayedBeforeRotate = savedInstanceState.getBoolean("domain_settings_displayed");
+            domainSettingsDatabaseIdBeforeRotate = savedInstanceState.getInt("domain_settings_database_id");
         }
 
         // Get the launching intent
         Intent intent = getIntent();
 
         // Extract the domain to load if there is one.  `-1` is the default value.
-        goDirectlyToDatabaseId = intent.getIntExtra("loadDomain", -1);
+        goDirectlyToDatabaseId = intent.getIntExtra("load_domain", -1);
 
         // Get the status of close-on-back, which is true when the domains activity is called from the options menu.
-        closeOnBack = intent.getBooleanExtra("closeOnBack", false);
+        closeOnBack = intent.getBooleanExtra("close_on_back", false);
+
+        // Get the current URL.
+        String currentUrl = intent.getStringExtra("current_url");
 
         // Set the content view.
         setContentView(R.layout.domains_coordinatorlayout);
@@ -154,30 +158,36 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         // Populate the class variables.
         coordinatorLayout = findViewById(R.id.domains_coordinatorlayout);
         resources = getResources();
-        context = this;
-        supportFragmentManager = getSupportFragmentManager();
 
         // `SupportActionBar` from `android.support.v7.app.ActionBar` must be used until the minimum API is >= 21.
-        final Toolbar domainsAppBar = findViewById(R.id.domains_toolbar);
-        setSupportActionBar(domainsAppBar);
+        final Toolbar toolbar = findViewById(R.id.domains_toolbar);
+        setSupportActionBar(toolbar);
+
+        // Get a handle for the action bar.
+        ActionBar actionBar = getSupportActionBar();
+
+        // Remove the incorrect lint warning that the action bar might be null.
+        assert actionBar != null;
 
-        // Display the home arrow on the support action bar.
-        ActionBar appBar = getSupportActionBar();
-        assert appBar != null;// This assert removes the incorrect warning in Android Studio on the following line that `appBar` might be null.
-        appBar.setDisplayHomeAsUpEnabled(true);
+        // Set the back arrow on the action bar.
+        actionBar.setDisplayHomeAsUpEnabled(true);
 
         // Initialize the database handler.  The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
-        domainsDatabaseHelper = new DomainsDatabaseHelper(context, null, null, 0);
+        domainsDatabaseHelper = new DomainsDatabaseHelper(this, null, null, 0);
 
         // Determine if we are in two pane mode.  `domain_settings_fragment_container` does not exist on devices with a width less than 900dp.
         twoPanedMode = (findViewById(R.id.domain_settings_fragment_container) != null);
 
-        // Configure `addDomainFAB`.
+        // Get a handle for the add domain floating action button.
         addDomainFAB = findViewById(R.id.add_domain_fab);
+
+        // Configure the add domain floating action button.
         addDomainFAB.setOnClickListener((View view) -> {
-            // Show the add domain `AlertDialog`.
-            AppCompatDialogFragment addDomainDialog = new AddDomainDialog();
-            addDomainDialog.show(supportFragmentManager, resources.getString(R.string.add_domain));
+            // Create an add domain dialog.
+            DialogFragment addDomainDialog = AddDomainDialog.addDomain(currentUrl);
+
+            // Show the add domain dialog.
+            addDomainDialog.show(getSupportFragmentManager(), resources.getString(R.string.add_domain));
         });
     }
 
@@ -192,6 +202,9 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         // Only display `deleteMenuItem` (initially) in two-paned mode.
         deleteMenuItem.setVisible(twoPanedMode);
 
+        // Get a handle for the fragment manager.
+        FragmentManager fragmentManager = getSupportFragmentManager();
+
         // Display the fragments.  This must be done from `onCreateOptionsMenu()` instead of `onCreate()` because `populateDomainsListView()` needs `deleteMenuItem` to be inflated.
         if (restartAfterRotate && domainSettingsDisplayedBeforeRotate) {  // The device was rotated and domain settings were displayed previously.
             if (twoPanedMode) {  // The device is in two-paned mode.
@@ -200,8 +213,8 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
 
                 // Display `DomainsListFragment`.
                 DomainsListFragment domainsListFragment = new DomainsListFragment();
-                supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
-                supportFragmentManager.executePendingTransactions();
+                fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
+                fragmentManager.executePendingTransactions();
 
                 // Populate the list of domains.  `domainSettingsDatabaseId` highlights the domain that was highlighted before the rotation.
                 populateDomainsListView(domainSettingsDatabaseIdBeforeRotate);
@@ -223,11 +236,11 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                 // Show `deleteMenuItem`.
                 deleteMenuItem.setVisible(true);
 
-                // Hide `add_domain_fab`.
-                addDomainFAB.setVisibility(View.GONE);
+                // Hide the add domain floating action button.
+                addDomainFAB.hide();
 
                 // Display `domainSettingsFragment`.
-                supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
+                fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
             }
         } else {  // The device was not rotated or, if it was, domain settings were not displayed previously.
             if (goDirectlyToDatabaseId >=0) {  // Load the indicated domain settings.
@@ -237,8 +250,8 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                 if (twoPanedMode) {  // The device is in two-paned mode.
                     // Display `DomainsListFragment`.
                     DomainsListFragment domainsListFragment = new DomainsListFragment();
-                    supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
-                    supportFragmentManager.executePendingTransactions();
+                    fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
+                    fragmentManager.executePendingTransactions();
 
                     // Populate the list of domains.  `domainSettingsDatabaseId` highlights the domain that was highlighted before the rotation.
                     populateDomainsListView(goDirectlyToDatabaseId);
@@ -254,17 +267,17 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                     // Show `deleteMenuItem`.
                     deleteMenuItem.setVisible(true);
 
-                    // Hide `add_domain_fab`.
-                    addDomainFAB.setVisibility(View.GONE);
+                    // Hide the add domain floating action button.
+                    addDomainFAB.hide();
 
                     // Display `domainSettingsFragment`.
-                    supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
+                    fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
                 }
             } else {  // Highlight the first domain.
                 // Display `DomainsListFragment`.
                 DomainsListFragment domainsListFragment = new DomainsListFragment();
-                supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
-                supportFragmentManager.executePendingTransactions();
+                fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
+                fragmentManager.executePendingTransactions();
 
                 // Populate the list of domains.  `-1` highlights the first domain.
                 populateDomainsListView(-1);
@@ -277,9 +290,12 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
 
     @Override
     public boolean onOptionsItemSelected(MenuItem menuItem) {
-        // Get the ID of the `MenuItem` that was selected.
+        // Get the ID of the menu item that was selected.
         int menuItemID = menuItem.getItemId();
 
+        // Get a handle for the fragment manager.
+        FragmentManager fragmentManager = getSupportFragmentManager();
+
         switch (menuItemID) {
             case android.R.id.home:  // The home arrow is identified as `android.R.id.home`, not just `R.id.home`.
                 if (twoPanedMode) {  // The device is in two-paned mode.
@@ -311,14 +327,14 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
 
                     // Display the domains list fragment.
                     DomainsListFragment domainsListFragment = new DomainsListFragment();
-                    supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
-                    supportFragmentManager.executePendingTransactions();
+                    fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
+                    fragmentManager.executePendingTransactions();
 
                     // Populate the list of domains.  `-1` highlights the first domain if in two-paned mode.  It has no effect in single-paned mode.
                     populateDomainsListView(-1);
 
-                    // Display the add domain FAB.
-                    addDomainFAB.setVisibility(View.VISIBLE);
+                    // Show the add domain floating action button.
+                    addDomainFAB.show();
 
                     // Hide the delete menu item.
                     deleteMenuItem.setVisible(false);
@@ -354,15 +370,15 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                     deleteMenuItem.setIcon(R.drawable.delete_blue);
 
                     // Remove the domain settings fragment.
-                    supportFragmentManager.beginTransaction().remove(Objects.requireNonNull(supportFragmentManager.findFragmentById(R.id.domain_settings_fragment_container))).commit();
+                    fragmentManager.beginTransaction().remove(Objects.requireNonNull(fragmentManager.findFragmentById(R.id.domain_settings_fragment_container))).commit();
                 } else {  // Single-paned mode.
                     // Display `DomainsListFragment`.
                     DomainsListFragment domainsListFragment = new DomainsListFragment();
-                    supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
-                    supportFragmentManager.executePendingTransactions();
+                    fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
+                    fragmentManager.executePendingTransactions();
 
-                    // Display `addDomainFAB`.
-                    addDomainFAB.setVisibility(View.VISIBLE);
+                    // Show the add domain floating action button.
+                    addDomainFAB.show();
 
                     // Hide `deleteMenuItem`.
                     deleteMenuItem.setVisible(false);
@@ -403,6 +419,7 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                             // Do nothing because everything will be handled by `onDismissed()` below.
                         })
                         .addCallback(new Snackbar.Callback() {
+                            @SuppressLint("SwitchIntDef")  // Ignore the lint warning about not handling the other possible events as they are covered by `default:`.
                             @Override
                             public void onDismissed(Snackbar snackbar, int event) {
                                 switch (event) {
@@ -422,7 +439,7 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                                             Cursor undoDeleteDomainsCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomain();
 
                                             // Setup `domainsCursorAdapter` with `this` context.  `false` disables `autoRequery`.
-                                            CursorAdapter undoDeleteDomainsCursorAdapter = new CursorAdapter(context, undoDeleteDomainsCursor, false) {
+                                            CursorAdapter undoDeleteDomainsCursorAdapter = new CursorAdapter(getApplicationContext(), undoDeleteDomainsCursor, false) {
                                                 @Override
                                                 public View newView(Context context, Cursor cursor, ViewGroup parent) {
                                                     // Inflate the individual item layout.  `false` does not attach it to the root.
@@ -444,24 +461,23 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
                                             domainsListView.setItemChecked(deletedDomainPosition, true);
 
                                             // Display `domainSettingsFragment`.
-                                            supportFragmentManager.beginTransaction().replace(R.id.domain_settings_fragment_container, domainSettingsFragment).commit();
+                                            fragmentManager.beginTransaction().replace(R.id.domain_settings_fragment_container, domainSettingsFragment).commit();
 
                                             // Enable the options `MenuItems`.
                                             deleteMenuItem.setEnabled(true);
                                             deleteMenuItem.setIcon(R.drawable.delete_light);
                                         } else {  // The device in in one-paned mode.
                                             // Display `domainSettingsFragment`.
-                                            supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
+                                            fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
 
-                                            // Hide `add_domain_fab`.
-                                            FloatingActionButton addDomainFAB = findViewById(R.id.add_domain_fab);
-                                            addDomainFAB.setVisibility(View.GONE);
+                                            // Hide the add domain floating action button.
+                                            addDomainFAB.hide();
 
                                             // Show and enable `deleteMenuItem`.
                                             deleteMenuItem.setVisible(true);
 
                                             // Display `domainSettingsFragment`.
-                                            supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
+                                            fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
                                         }
                                         break;
 
@@ -527,11 +543,11 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
             saveDomainSettings(coordinatorLayout, resources);
 
             // Store `DomainSettingsDisplayed`.
-            outState.putBoolean("domainSettingsDisplayed", true);
-            outState.putInt("domainSettingsDatabaseId", DomainSettingsFragment.databaseId);
+            outState.putBoolean("domain_settings_displayed", true);
+            outState.putInt("domain_settings_database_id", DomainSettingsFragment.databaseId);
         } else {  // `DomainSettingsFragment` is not displayed.
-            outState.putBoolean("domainSettingsDisplayed", false);
-            outState.putInt("domainSettingsDatabaseId", -1);
+            outState.putBoolean("domain_settings_displayed", false);
+            outState.putInt("domain_settings_database_id", -1);
         }
 
         super.onSaveInstanceState(outState);
@@ -540,6 +556,9 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
     // Control what the navigation bar back button does.
     @Override
     public void onBackPressed() {
+        // Get a handle for the fragment manager.
+        FragmentManager fragmentManager = getSupportFragmentManager();
+
         if (twoPanedMode) {  // The device is in two-paned mode.
             // Save the current domain settings if the domain settings fragment is displayed.
             if (findViewById(R.id.domain_settings_scrollview) != null) {
@@ -569,14 +588,14 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
 
             // Display the domains list fragment.
             DomainsListFragment domainsListFragment = new DomainsListFragment();
-            supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
-            supportFragmentManager.executePendingTransactions();
+            fragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainsListFragment).commit();
+            fragmentManager.executePendingTransactions();
 
             // Populate the list of domains.  `-1` highlights the first domain if in two-paned mode.  It has no effect in single-paned mode.
             populateDomainsListView(-1);
 
-            // Display the add domain FAB.
-            addDomainFAB.setVisibility(View.VISIBLE);
+            // Show the add domain floating action button.
+            addDomainFAB.show();
 
             // Hide the delete menu item.
             deleteMenuItem.setVisible(false);
@@ -596,7 +615,7 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
     }
 
     @Override
-    public void onAddDomain(AppCompatDialogFragment dialogFragment) {
+    public void onAddDomain(DialogFragment dialogFragment) {
         // Dismiss the undo delete snackbar if it is currently displayed.
         if ((undoDeleteSnackbar != null) && undoDeleteSnackbar.isShown()) {
             undoDeleteSnackbar.dismiss();
@@ -613,48 +632,50 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         if (twoPanedMode) {  // The device in in two-paned mode.
             populateDomainsListView(currentDomainDatabaseId);
         } else {  // The device is in single-paned mode.
-            // Hide `add_domain_fab`.
-            addDomainFAB.setVisibility(View.GONE);
+            // Hide the add domain floating action button.
+            addDomainFAB.hide();
 
             // Show and enable `deleteMenuItem`.
             DomainsActivity.deleteMenuItem.setVisible(true);
 
-            // Add `currentDomainDatabaseId` to `argumentsBundle`.
+            // Add the current domain database ID to the arguments bundle.
             Bundle argumentsBundle = new Bundle();
             argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, currentDomainDatabaseId);
 
-            // Add `argumentsBundle` to `domainSettingsFragment`.
+            // Add and arguments bundle to the domain setting fragment.
             DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
             domainSettingsFragment.setArguments(argumentsBundle);
 
-            // Display `domainSettingsFragment`.
-            supportFragmentManager.beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
+            // Display the domain settings fragment.
+            getSupportFragmentManager().beginTransaction().replace(R.id.domains_listview_fragment_container, domainSettingsFragment).commit();
         }
     }
 
     public void saveDomainSettings(View view, Resources resources) {
         // Get handles for the domain settings.
         EditText domainNameEditText = view.findViewById(R.id.domain_settings_name_edittext);
-        Switch javaScriptSwitch = view.findViewById(R.id.domain_settings_javascript_switch);
-        Switch firstPartyCookiesSwitch = view.findViewById(R.id.domain_settings_first_party_cookies_switch);
-        Switch thirdPartyCookiesSwitch = view.findViewById(R.id.domain_settings_third_party_cookies_switch);
-        Switch domStorageSwitch = view.findViewById(R.id.domain_settings_dom_storage_switch);
-        Switch formDataSwitch = view.findViewById(R.id.domain_settings_form_data_switch);  // Form data can be removed once the minimum API >= 26.
-        Switch easyListSwitch = view.findViewById(R.id.domain_settings_easylist_switch);
-        Switch easyPrivacySwitch = view.findViewById(R.id.domain_settings_easyprivacy_switch);
-        Switch fanboysAnnoyanceSwitch = view.findViewById(R.id.domain_settings_fanboys_annoyance_list_switch);
-        Switch fanboysSocialBlockingSwitch = view.findViewById(R.id.domain_settings_fanboys_social_blocking_list_switch);
-        Switch ultraPrivacySwitch = view.findViewById(R.id.domain_settings_ultraprivacy_switch);
-        Switch blockAllThirdPartyRequestsSwitch = view.findViewById(R.id.domain_settings_block_all_third_party_requests_switch);
-        Spinner userAgentSpinner = view.findViewById(R.id.domain_settings_user_agent_spinner);
-        EditText customUserAgentEditText = view.findViewById(R.id.domain_settings_custom_user_agent_edittext);
-        Spinner fontSizeSpinner = view.findViewById(R.id.domain_settings_font_size_spinner);
-        Spinner swipeToRefreshSpinner = view.findViewById(R.id.domain_settings_swipe_to_refresh_spinner);
-        Spinner displayWebpageImagesSpinner = view.findViewById(R.id.domain_settings_display_webpage_images_spinner);
-        Spinner nightModeSpinner = view.findViewById(R.id.domain_settings_night_mode_spinner);
-        Switch pinnedSslCertificateSwitch = view.findViewById(R.id.domain_settings_pinned_ssl_certificate_switch);
-        RadioButton savedSslCertificateRadioButton = view.findViewById(R.id.saved_ssl_certificate_radiobutton);
+        Switch javaScriptSwitch = view.findViewById(R.id.javascript_switch);
+        Switch firstPartyCookiesSwitch = view.findViewById(R.id.first_party_cookies_switch);
+        Switch thirdPartyCookiesSwitch = view.findViewById(R.id.third_party_cookies_switch);
+        Switch domStorageSwitch = view.findViewById(R.id.dom_storage_switch);
+        Switch formDataSwitch = view.findViewById(R.id.form_data_switch);  // Form data can be removed once the minimum API >= 26.
+        Switch easyListSwitch = view.findViewById(R.id.easylist_switch);
+        Switch easyPrivacySwitch = view.findViewById(R.id.easyprivacy_switch);
+        Switch fanboysAnnoyanceSwitch = view.findViewById(R.id.fanboys_annoyance_list_switch);
+        Switch fanboysSocialBlockingSwitch = view.findViewById(R.id.fanboys_social_blocking_list_switch);
+        Switch ultraPrivacySwitch = view.findViewById(R.id.ultraprivacy_switch);
+        Switch blockAllThirdPartyRequestsSwitch = view.findViewById(R.id.block_all_third_party_requests_switch);
+        Spinner userAgentSpinner = view.findViewById(R.id.user_agent_spinner);
+        EditText customUserAgentEditText = view.findViewById(R.id.custom_user_agent_edittext);
+        Spinner fontSizeSpinner = view.findViewById(R.id.font_size_spinner);
+        Spinner swipeToRefreshSpinner = view.findViewById(R.id.swipe_to_refresh_spinner);
+        Spinner displayWebpageImagesSpinner = view.findViewById(R.id.display_webpage_images_spinner);
+        Spinner nightModeSpinner = view.findViewById(R.id.night_mode_spinner);
+        Switch pinnedSslCertificateSwitch = view.findViewById(R.id.pinned_ssl_certificate_switch);
         RadioButton currentWebsiteCertificateRadioButton = view.findViewById(R.id.current_website_certificate_radiobutton);
+        Switch pinnedIpAddressesSwitch = view.findViewById(R.id.pinned_ip_addresses_switch);
+        RadioButton currentIpAddressesRadioButton = view.findViewById(R.id.current_ip_addresses_radiobutton);
+        TextView currentIpAddressesTextView = view.findViewById(R.id.current_ip_addresses_textview);
 
         // Extract the data for the domain settings.
         String domainNameString = domainNameEditText.getText().toString();
@@ -675,6 +696,7 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         int displayWebpageImagesInt = displayWebpageImagesSpinner.getSelectedItemPosition();
         int nightModeInt = nightModeSpinner.getSelectedItemPosition();
         boolean pinnedSslCertificate = pinnedSslCertificateSwitch.isChecked();
+        boolean pinnedIpAddress = pinnedIpAddressesSwitch.isChecked();
 
         // Initialize the user agent name string.
         String userAgentName;
@@ -703,36 +725,34 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         int fontSizeInt = Integer.parseInt(resources.getStringArray(R.array.domain_settings_font_size_entry_values)[fontSizePosition]);
 
         // Save the domain settings.
-        if (savedSslCertificateRadioButton.isChecked()) {  // The current certificate is being used.
-            // Update the database except for the certificate.
-            domainsDatabaseHelper.updateDomainExceptCertificate(DomainsActivity.currentDomainDatabaseId, domainNameString, javaScriptEnabled, firstPartyCookiesEnabled, thirdPartyCookiesEnabled,
+        domainsDatabaseHelper.updateDomain(DomainsActivity.currentDomainDatabaseId, domainNameString, javaScriptEnabled, firstPartyCookiesEnabled, thirdPartyCookiesEnabled,
                     domStorageEnabled, formDataEnabled, easyListEnabled, easyPrivacyEnabled, fanboysAnnoyanceEnabled, fanboysSocialBlockingEnabled, ultraPrivacyEnabled, blockAllThirdPartyRequests,
-                    userAgentName, fontSizeInt, swipeToRefreshInt, nightModeInt, displayWebpageImagesInt, pinnedSslCertificate);
-        } else if (currentWebsiteCertificateRadioButton.isChecked()) {  // The certificate is being updated with the current website certificate.
-            // Get the current website SSL certificate.
-            SslCertificate currentWebsiteSslCertificate = MainWebViewActivity.sslCertificate;
+                    userAgentName, fontSizeInt, swipeToRefreshInt, nightModeInt, displayWebpageImagesInt, pinnedSslCertificate, pinnedIpAddress);
 
+        // Update the pinned SSL certificate if a new one is checked.
+        if (currentWebsiteCertificateRadioButton.isChecked()) {
             // Store the values from the SSL certificate.
-            String issuedToCommonName = currentWebsiteSslCertificate.getIssuedTo().getCName();
-            String issuedToOrganization = currentWebsiteSslCertificate.getIssuedTo().getOName();
-            String issuedToOrganizationalUnit = currentWebsiteSslCertificate.getIssuedTo().getUName();
-            String issuedByCommonName = currentWebsiteSslCertificate.getIssuedBy().getCName();
-            String issuedByOrganization = currentWebsiteSslCertificate.getIssuedBy().getOName();
-            String issuedByOrganizationalUnit = currentWebsiteSslCertificate.getIssuedBy().getUName();
-            long startDateLong = currentWebsiteSslCertificate.getValidNotBeforeDate().getTime();
-            long endDateLong = currentWebsiteSslCertificate.getValidNotAfterDate().getTime();
+            String issuedToCommonName = currentSslCertificate.getIssuedTo().getCName();
+            String issuedToOrganization = currentSslCertificate.getIssuedTo().getOName();
+            String issuedToOrganizationalUnit = currentSslCertificate.getIssuedTo().getUName();
+            String issuedByCommonName = currentSslCertificate.getIssuedBy().getCName();
+            String issuedByOrganization = currentSslCertificate.getIssuedBy().getOName();
+            String issuedByOrganizationalUnit = currentSslCertificate.getIssuedBy().getUName();
+            long startDateLong = currentSslCertificate.getValidNotBeforeDate().getTime();
+            long endDateLong = currentSslCertificate.getValidNotAfterDate().getTime();
+
+            // Update the database.
+            domainsDatabaseHelper.updatePinnedSslCertificate(currentDomainDatabaseId, issuedToCommonName, issuedToOrganization, issuedToOrganizationalUnit, issuedByCommonName, issuedByOrganization,
+                    issuedByOrganizationalUnit, startDateLong, endDateLong);
+        }
+
+        // Update the pinned IP addresses if new ones are checked.
+        if (currentIpAddressesRadioButton.isChecked()) {
+            // Get the current IP addresses.
+            String currentIpAddresses = currentIpAddressesTextView.getText().toString();
 
             // Update the database.
-            domainsDatabaseHelper.updateDomainWithCertificate(currentDomainDatabaseId, domainNameString, javaScriptEnabled, firstPartyCookiesEnabled, thirdPartyCookiesEnabled, domStorageEnabled,
-                    formDataEnabled, easyListEnabled, easyPrivacyEnabled, fanboysAnnoyanceEnabled, fanboysSocialBlockingEnabled, ultraPrivacyEnabled, blockAllThirdPartyRequests, userAgentName, fontSizeInt,
-                    swipeToRefreshInt, nightModeInt, displayWebpageImagesInt, pinnedSslCertificate, issuedToCommonName, issuedToOrganization, issuedToOrganizationalUnit, issuedByCommonName,
-                    issuedByOrganization, issuedByOrganizationalUnit, startDateLong, endDateLong);
-
-        } else {  // No certificate is selected.
-            // Update the database, with PINNED_SSL_CERTIFICATE set to false.
-            domainsDatabaseHelper.updateDomainExceptCertificate(currentDomainDatabaseId, domainNameString, javaScriptEnabled, firstPartyCookiesEnabled, thirdPartyCookiesEnabled, domStorageEnabled,
-                    formDataEnabled, easyListEnabled, easyPrivacyEnabled, fanboysAnnoyanceEnabled, fanboysSocialBlockingEnabled, ultraPrivacyEnabled, blockAllThirdPartyRequests, userAgentName, fontSizeInt,
-                    swipeToRefreshInt, nightModeInt, displayWebpageImagesInt,false);
+            domainsDatabaseHelper.updatePinnedIpAddresses(currentDomainDatabaseId, currentIpAddresses);
         }
     }
 
@@ -744,7 +764,7 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         Cursor domainsCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomain();
 
         // Setup `domainsCursorAdapter` with `this` context.  `false` disables `autoRequery`.
-        CursorAdapter domainsCursorAdapter = new CursorAdapter(context, domainsCursor, false) {
+        CursorAdapter domainsCursorAdapter = new CursorAdapter(getApplicationContext(), domainsCursor, false) {
             @Override
             public View newView(Context context, Cursor cursor, ViewGroup parent) {
                 // Inflate the individual item layout.  `false` does not attach it to the root.
@@ -785,22 +805,22 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
             // Select the highlighted domain.
             domainsListView.setItemChecked(highlightedDomainPosition, true);
 
-            // Get the `databaseId` for the highlighted domain.
+            // Get the database ID for the highlighted domain.
             domainsCursor.moveToPosition(highlightedDomainPosition);
             currentDomainDatabaseId = domainsCursor.getInt(domainsCursor.getColumnIndex(DomainsDatabaseHelper._ID));
 
-            // Store `databaseId` in `argumentsBundle`.
+            // Store the database ID in the arguments bundle.
             Bundle argumentsBundle = new Bundle();
             argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, currentDomainDatabaseId);
 
-            // Add `argumentsBundle` to `domainSettingsFragment`.
+            // Add and arguments bundle to the domain settings fragment.
             DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
             domainSettingsFragment.setArguments(argumentsBundle);
 
-            // Display `domainSettingsFragment`.
-            supportFragmentManager.beginTransaction().replace(R.id.domain_settings_fragment_container, domainSettingsFragment).commit();
+            // Display the domain settings fragment.
+            getSupportFragmentManager().beginTransaction().replace(R.id.domain_settings_fragment_container, domainSettingsFragment).commit();
 
-            // Enable the options `MenuItems`.
+            // Enable the delete options menu items.
             deleteMenuItem.setEnabled(true);
 
             // Set the delete icon according to the theme.
@@ -816,6 +836,15 @@ public class DomainsActivity extends AppCompatActivity implements AddDomainDialo
         }
     }
 
+    @Override
+    public void dismissSnackbar() {
+        // Dismiss the undo delete snackbar if it is shown.
+        if (undoDeleteSnackbar != null && undoDeleteSnackbar.isShown()) {
+            // Dismiss the snackbar.
+            undoDeleteSnackbar.dismiss();
+        }
+    }
+
     @Override
     public void onDestroy() {
         // Close the domains database helper.