]> gitweb.stoutner.com Git - PrivacyBrowserAndroid.git/blobdiff - app/src/main/java/com/stoutner/privacybrowser/fragments/SettingsFragment.java
First wrong button text in View Headers in night theme. https://redmine.stoutner...
[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / fragments / SettingsFragment.java
diff --git a/app/src/main/java/com/stoutner/privacybrowser/fragments/SettingsFragment.java b/app/src/main/java/com/stoutner/privacybrowser/fragments/SettingsFragment.java
deleted file mode 100644 (file)
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+++ /dev/null
@@ -1,684 +0,0 @@
-/*
- * Copyright © 2016-2017 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
- *
- * Privacy Browser is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Privacy Browser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Privacy Browser.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.fragments;
-
-import android.annotation.SuppressLint;
-import android.content.SharedPreferences;
-import android.os.Build;
-import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceFragment;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.webkit.WebView;
-
-import com.stoutner.privacybrowser.R;
-
-public class SettingsFragment extends PreferenceFragment {
-    private SharedPreferences.OnSharedPreferenceChangeListener preferencesListener;
-    private SharedPreferences savedPreferences;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        addPreferencesFromResource(R.xml.preferences);
-
-        // Initialize savedPreferences.
-        savedPreferences = getPreferenceScreen().getSharedPreferences();
-
-        // Get handles for the preferences we need to modify.
-        final Preference javaScriptPreference = findPreference("javascript_enabled");
-        final Preference firstPartyCookiesPreference = findPreference("first_party_cookies_enabled");
-        final Preference thirdPartyCookiesPreference = findPreference("third_party_cookies_enabled");
-        final Preference domStoragePreference = findPreference("dom_storage_enabled");
-        final Preference saveFormDataPreference = findPreference("save_form_data_enabled");
-        final Preference userAgentPreference = findPreference("user_agent");
-        final Preference customUserAgentPreference = findPreference("custom_user_agent");
-        final Preference blockAdsPreference = findPreference("block_ads");
-        final Preference incognitoModePreference = findPreference("incognito_mode");
-        final Preference doNotTrackPreference = findPreference("do_not_track");
-        final Preference proxyThroughOrbotPreference = findPreference("proxy_through_orbot");
-        final Preference torHomepagePreference = findPreference("tor_homepage");
-        final Preference torSearchPreference = findPreference("tor_search");
-        final Preference torSearchCustomURLPreference = findPreference("tor_search_custom_url");
-        final Preference searchPreference = findPreference("search");
-        final Preference searchCustomURLPreference = findPreference("search_custom_url");
-        final Preference fullScreenBrowsingModePreference = findPreference("full_screen_browsing_mode");
-        final Preference hideSystemBarsPreference = findPreference("hide_system_bars");
-        final Preference translucentNavigationBarPreference = findPreference("translucent_navigation_bar");
-        final Preference homepagePreference = findPreference("homepage");
-        final Preference defaultFontSizePreference = findPreference("default_font_size");
-        final Preference swipeToRefreshPreference = findPreference("swipe_to_refresh");
-        final Preference displayAdditionalAppBarIconsPreference = findPreference("display_additional_app_bar_icons");
-        final Preference displayWebpageImagesPreference = findPreference("display_webpage_images");
-
-        // Set dependencies.
-        domStoragePreference.setDependency("javascript_enabled");
-        torHomepagePreference.setDependency("proxy_through_orbot");
-        torSearchPreference.setDependency("proxy_through_orbot");
-        hideSystemBarsPreference.setDependency("full_screen_browsing_mode");
-
-        // Get strings from the preferences.
-        String torSearchString = savedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
-        String searchString = savedPreferences.getString("search", "https://duckduckgo.com/html/?q=");
-
-        // Get booleans from the preferences.
-        boolean javaScriptEnabledBoolean = savedPreferences.getBoolean("javascript_enabled", false);
-        boolean firstPartyCookiesEnabledBoolean = savedPreferences.getBoolean("first_party_cookies_enabled", false);
-        boolean thirdPartyCookiesEnabledBoolean = savedPreferences.getBoolean("third_party_cookies_enabled", false);
-        boolean proxyThroughOrbotBoolean = savedPreferences.getBoolean("proxy_through_orbot", false);
-        boolean fullScreenBrowsingModeBoolean = savedPreferences.getBoolean("full_screen_browsing_mode", false);
-        boolean hideSystemBarsBoolean = savedPreferences.getBoolean("hide_system_bars", false);
-
-        // Only enable `thirdPartyCookiesPreference` if `firstPartyCookiesEnabledBoolean` is `true` and API >= 21.
-        thirdPartyCookiesPreference.setEnabled(firstPartyCookiesEnabledBoolean && (Build.VERSION.SDK_INT >= 21));
-
-        // We need to inflated a `WebView` to get the default user agent.
-        LayoutInflater inflater = getActivity().getLayoutInflater();
-        // `@SuppressLint("InflateParams")` removes the warning about using `null` as the `ViewGroup`, which in this case makes sense because we don't want to display `bare_webview` on the screen.  `false` does not attach the view to the root.
-        @SuppressLint("InflateParams") View bareWebViewLayout = inflater.inflate(R.layout.bare_webview, null, false);
-        final WebView bareWebView = (WebView) bareWebViewLayout.findViewById(R.id.bare_webview);
-
-        // Set the current user-agent as the summary text for the "user_agent" preference when the preference screen is loaded.
-        switch (savedPreferences.getString("user_agent", "PrivacyBrowser/1.0")) {
-            case "WebView default user agent":
-                // Get the user agent text from the webview (which changes based on the version of Android and WebView installed).
-                userAgentPreference.setSummary(bareWebView.getSettings().getUserAgentString());
-                break;
-
-            case "Custom user agent":
-                // We can't use the string from the array because it is referenced in code and can't be translated.
-                userAgentPreference.setSummary(R.string.custom_user_agent);
-                break;
-
-            default:
-                // Display the user agent from the preference as the summary text.
-                userAgentPreference.setSummary(savedPreferences.getString("user_agent", "PrivacyBrowser/1.0"));
-                break;
-        }
-
-        // Set the summary text for "customUserAgentPreference" (the default is `PrivacyBrowser/1.0`) and enable it if `userAgentPreference` it set to `Custom user agent`.
-        customUserAgentPreference.setSummary(savedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
-        customUserAgentPreference.setEnabled(userAgentPreference.getSummary().equals("Custom user agent"));
-
-
-        // Set the Tor homepage URL as the summary text for the `tor_homepage` preference when the preference screen is loaded.  The default is DuckDuckGo: `https://3g2upl4pq6kufc4m.onion`.
-        torHomepagePreference.setSummary(savedPreferences.getString("tor_homepage", "https://3g2upl4pq6kufc4m.onion"));
-
-
-        // Set the Tor search URL as the summary text for the Tor preference when the preference screen is loaded.  The default is `https://3g2upl4pq6kufc4m.onion/html/?q=`
-        if (torSearchString.equals("Custom URL")) {
-            // Use R.string.custom_url, which will be translated, instead of the array value, which will not.
-            torSearchPreference.setSummary(R.string.custom_url);
-        } else {
-            // Set the array value as the summary text.
-            torSearchPreference.setSummary(torSearchString);
-        }
-
-        // Set the summary text for `tor_search_custom_url`.  The default is `""`.
-        torSearchCustomURLPreference.setSummary(savedPreferences.getString("tor_search_custom_url", ""));
-
-        // Enable the Tor custom URL search options only if proxying through Orbot and the search is set to `Custom URL`.
-        torSearchCustomURLPreference.setEnabled(proxyThroughOrbotBoolean && torSearchString.equals("Custom URL"));
-
-
-        // Set the search URL as the summary text for the search preference when the preference screen is loaded.  The default is `https://duckduckgo.com/html/?q=`.
-        if (searchString.equals("Custom URL")) {
-            // Use R.string.custom_url, which will be translated, instead of the array value, which will not.
-            searchPreference.setSummary(R.string.custom_url);
-        } else {
-            // Set the array value as the summary text.
-            searchPreference.setSummary(searchString);
-        }
-
-        // Set the summary text for `search_custom_url` (the default is `""`) and enable it if `search` is set to `Custom URL`.
-        searchCustomURLPreference.setSummary(savedPreferences.getString("search_custom_url", ""));
-        searchCustomURLPreference.setEnabled(searchString.equals("Custom URL"));
-
-
-        // Enable `translucentNavigationBarPreference` only if full screen browsing mode is enabled and `hide_system_bars` is disabled.
-        translucentNavigationBarPreference.setEnabled(fullScreenBrowsingModeBoolean && !hideSystemBarsBoolean);
-
-
-        // Set the homepage URL as the summary text for the `Homepage` preference when the preference screen is loaded.  The default is `https://duckduckgo.com`.
-        homepagePreference.setSummary(savedPreferences.getString("homepage", "https://duckduckgo.com"));
-
-        // Set the default font size as the summary text for the `Default Font Size` preference when the preference screen is loaded.  The default is `100`.
-        defaultFontSizePreference.setSummary(savedPreferences.getString("default_font_size", "100") + "%%");
-
-
-        // Set the `javaScriptPreference` icon.
-        if (javaScriptEnabledBoolean) {
-            javaScriptPreference.setIcon(R.drawable.javascript_enabled);
-        } else {
-            javaScriptPreference.setIcon(R.drawable.privacy_mode);
-        }
-
-        // Set the `firstPartyCookiesPreference` icon.
-        if (firstPartyCookiesEnabledBoolean) {
-            firstPartyCookiesPreference.setIcon(R.drawable.cookies_enabled);
-        } else {
-            firstPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
-        }
-
-        // Set the `thirdPartyCookiesPreference` icon.
-        if (firstPartyCookiesEnabledBoolean && Build.VERSION.SDK_INT >= 21) {
-            if (thirdPartyCookiesEnabledBoolean) {
-                thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
-            } else {
-                thirdPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
-            }
-        } else {
-            thirdPartyCookiesPreference.setIcon(R.drawable.cookies_ghosted);
-        }
-
-        // Set the `domStoragePreference` icon.
-        if (javaScriptEnabledBoolean) {
-            if (savedPreferences.getBoolean("dom_storage_enabled", false)) {
-                domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
-            } else {
-                domStoragePreference.setIcon(R.drawable.dom_storage_disabled);
-            }
-        } else {
-            domStoragePreference.setIcon(R.drawable.dom_storage_ghosted);
-        }
-
-        // Set the `saveFormDataPreference` icon.
-        if (savedPreferences.getBoolean("save_form_data_enabled", false)) {
-            saveFormDataPreference.setIcon(R.drawable.form_data_enabled);
-        } else {
-            saveFormDataPreference.setIcon(R.drawable.form_data_disabled);
-        }
-
-        // Set the `customUserAgentPreference` icon.
-        if (customUserAgentPreference.isEnabled()) {
-            customUserAgentPreference.setIcon(R.drawable.custom_user_agent_enabled);
-        } else {
-            customUserAgentPreference.setIcon(R.drawable.custom_user_agent_ghosted);
-        }
-
-        // Set the `blockAdsPreference` icon.
-        if (savedPreferences.getBoolean("block_ads", true)) {
-            blockAdsPreference.setIcon(R.drawable.block_ads_enabled);
-        } else {
-            blockAdsPreference.setIcon(R.drawable.block_ads_disabled);
-        }
-
-        // Set the `incognitoModePreference` icon.
-        if (savedPreferences.getBoolean("incognito_mode", false)) {
-            incognitoModePreference.setIcon(R.drawable.incognito_mode_enabled);
-        } else {
-            incognitoModePreference.setIcon(R.drawable.incognito_mode_disabled);
-        }
-
-        // Set the `doNotTrackPreference` icon.
-        if (savedPreferences.getBoolean("do_not_track", false)) {
-            doNotTrackPreference.setIcon(R.drawable.do_not_track_enabled);
-        } else {
-            doNotTrackPreference.setIcon(R.drawable.do_not_track_disabled);
-        }
-
-        // Set the `proxyThroughOrbotPreference` icon.
-        if (proxyThroughOrbotBoolean) {
-            proxyThroughOrbotPreference.setIcon(R.drawable.orbot_enabled);
-        } else {
-            proxyThroughOrbotPreference.setIcon(R.drawable.orbot_disabled);
-        }
-
-        // Set the `torSearchPreference` and `torSearchCustomURLPreference` icons.
-        if (proxyThroughOrbotBoolean) {
-            // Set the `torHomepagePreference` and `torSearchPreference` icons.
-            torHomepagePreference.setIcon(R.drawable.home_enabled);
-            torSearchPreference.setIcon(R.drawable.search_enabled);
-
-            // Set the `torSearchCustomURLPreference` icon.
-            if (torSearchCustomURLPreference.isEnabled()) {
-                torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_enabled);
-            } else {
-                torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_disabled);
-            }
-        } else {  // Proxy through Orbot is disabled.
-            torHomepagePreference.setIcon(R.drawable.home_ghosted);
-            torSearchPreference.setIcon(R.drawable.search_ghosted);
-            torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_ghosted);
-        }
-
-        // Set the `searchCustomURLPreference` icon.
-        if (searchCustomURLPreference.isEnabled()) {
-            searchCustomURLPreference.setIcon(R.drawable.search_custom_url_enabled);
-        } else {
-            searchCustomURLPreference.setIcon(R.drawable.search_custom_url_ghosted);
-        }
-
-        // Set the full screen browsing mode icons.
-        if (fullScreenBrowsingModeBoolean) {
-            // Set the `fullScreenBrowsingModePreference` icon.
-            fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_enabled);
-
-            if (hideSystemBarsBoolean) {
-                // Set `hideSystemBarsPreference` to use the enabled icon.
-                hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled);
-
-                // Set `translucentNavigationBarPreference` to use the ghosted icon.
-                translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted);
-            } else {  // `hideSystemBarsBoolean` is false.
-                // Set `hideSystemBarsPreference` to use the disabled icon.
-                hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled);
-
-                // Set the correct icon for `translucentNavigationBarPreference`.
-                if (savedPreferences.getBoolean("translucent_navigation_bar", true)) {
-                    translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled);
-                } else {
-                    translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled);
-                }
-            }
-        } else {  // `fullScreenBrowsingModeBoolean` is false.
-            fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_disabled);
-            hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_ghosted);
-            translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted);
-        }
-
-        // Set the `swipeToRefreshPreference` icon.
-        if (savedPreferences.getBoolean("swipe_to_refresh", false)) {
-            swipeToRefreshPreference.setIcon(R.drawable.refresh_enabled);
-        } else {
-            swipeToRefreshPreference.setIcon(R.drawable.refresh_disabled);
-        }
-
-        // Set the `displayAdditionalAppBarIconsPreference` icon.
-        if (savedPreferences.getBoolean("display_additional_app_bar_icons", false)) {
-            displayAdditionalAppBarIconsPreference.setIcon(R.drawable.more_enabled);
-        } else {
-            displayAdditionalAppBarIconsPreference.setIcon(R.drawable.more_disabled);
-        }
-
-        // Set the `displayWebpageImagesPreference` icon.
-        if (savedPreferences.getBoolean("display_webpage_images", true)) {
-            displayWebpageImagesPreference.setIcon(R.drawable.images_enabled);
-        } else {
-            displayWebpageImagesPreference.setIcon(R.drawable.images_disabled);
-        }
-
-
-        // Listen for preference changes.
-        preferencesListener = new SharedPreferences.OnSharedPreferenceChangeListener() {
-            @Override
-            // Remove Android Studio's warning about the dangers of using SetJavaScriptEnabled.  We know.
-            @SuppressLint("SetJavaScriptEnabled")
-            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-
-                switch (key) {
-                    case "javascript_enabled":
-                        // Update the icons.
-                        if (sharedPreferences.getBoolean("javascript_enabled", false)) {
-                            // Update the icon for `javascript_enabled`.
-                            javaScriptPreference.setIcon(R.drawable.javascript_enabled);
-
-                            // Update the icon for `dom_storage_enabled`.
-                            if (sharedPreferences.getBoolean("dom_storage_enabled", false)) {
-                                domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
-                            } else {
-                                domStoragePreference.setIcon(R.drawable.dom_storage_disabled);
-                            }
-                        } else {  // `javascript_enabled` is `false`.
-                            // Update the icon for `javascript_enabled`.
-                            javaScriptPreference.setIcon(R.drawable.privacy_mode);
-
-                            // Set the icon for `dom_storage_disabled` to be ghosted.
-                            domStoragePreference.setIcon(R.drawable.dom_storage_ghosted);
-                        }
-                        break;
-
-                    case "first_party_cookies_enabled":
-                        // Update the icons for `first_party_cookies_enabled` and `third_party_cookies_enabled`.
-                        if (sharedPreferences.getBoolean("first_party_cookies_enabled", false)) {
-                            // Set the icon for `first_party_cookies_enabled`.
-                            firstPartyCookiesPreference.setIcon(R.drawable.cookies_enabled);
-
-                            // Update the icon for `third_party_cookies_enabled`.
-                            if (Build.VERSION.SDK_INT >= 21) {
-                                if (sharedPreferences.getBoolean("third_party_cookies_enabled", false)) {
-                                    thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
-                                } else {
-                                    thirdPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
-                                }
-                            } else {
-                                thirdPartyCookiesPreference.setIcon(R.drawable.cookies_ghosted);
-                            }
-                        } else {  // `first_party_cookies_enabled` is `false`.
-                            // Update the icon for `first_party_cookies_enabled`.
-                            firstPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
-
-                            // Set the icon for `third_party_cookies_enabled` to be ghosted.
-                            thirdPartyCookiesPreference.setIcon(R.drawable.cookies_ghosted);
-                        }
-
-                        // Enable `third_party_cookies_enabled` if `first_party_cookies_enabled` is `true` and API >= 21.
-                        thirdPartyCookiesPreference.setEnabled(sharedPreferences.getBoolean("first_party_cookies_enabled", false) && (Build.VERSION.SDK_INT >= 21));
-                        break;
-
-                    case "third_party_cookies_enabled":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("third_party_cookies_enabled", false)) {
-                            thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
-                        } else {
-                            thirdPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
-                        }
-                        break;
-
-                    case "dom_storage_enabled":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("dom_storage_enabled", false)) {
-                            domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
-                        } else {
-                            domStoragePreference.setIcon(R.drawable.dom_storage_disabled);
-                        }
-                        break;
-
-                    case "save_form_data_enabled":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("save_form_data_enabled", false)) {
-                            saveFormDataPreference.setIcon(R.drawable.form_data_enabled);
-                        } else {
-                            saveFormDataPreference.setIcon(R.drawable.form_data_disabled);
-                        }
-
-                    case "user_agent":
-                        String userAgentString = sharedPreferences.getString("user_agent", "PrivacyBrowser/1.0");
-
-                        switch (userAgentString) {
-                            case "WebView default user agent":
-                                // Display the user agent as the summary text for `userAgentPreference`.
-                                userAgentPreference.setSummary(bareWebView.getSettings().getUserAgentString());
-
-                                // Update `customUserAgentPreference`.
-                                customUserAgentPreference.setEnabled(false);
-                                customUserAgentPreference.setIcon(R.drawable.custom_user_agent_ghosted);
-                                break;
-
-                            case "Custom user agent":
-                                // Display `Custom user agent` as the summary text for `userAgentPreference`.
-                                userAgentPreference.setSummary(R.string.custom_user_agent);
-
-                                // Update `customUserAgentPreference`.
-                                customUserAgentPreference.setEnabled(true);
-                                customUserAgentPreference.setIcon(R.drawable.custom_user_agent_enabled);
-                                break;
-
-                            default:
-                                // Display the user agent as the summary text for `userAgentPreference`.
-                                userAgentPreference.setSummary(sharedPreferences.getString("user_agent", "PrivacyBrowser/1.0"));
-
-                                // Update `customUserAgentPreference`.
-                                customUserAgentPreference.setEnabled(false);
-                                customUserAgentPreference.setIcon(R.drawable.custom_user_agent_ghosted);
-                                break;
-                        }
-                        break;
-
-                    case "custom_user_agent":
-                        // Set the new custom user agent as the summary text for `custom_user_agent`.  The default is `PrivacyBrowser/1.0`.
-                        customUserAgentPreference.setSummary(sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
-                        break;
-
-                    case "block_ads":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("block_ads", true)) {
-                            blockAdsPreference.setIcon(R.drawable.block_ads_enabled);
-                        } else {
-                            blockAdsPreference.setIcon(R.drawable.block_ads_disabled);
-                        }
-                        break;
-
-                    case "incognito_mode":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("incognito_mode", false)) {
-                            incognitoModePreference.setIcon(R.drawable.incognito_mode_enabled);
-                        } else {
-                            incognitoModePreference.setIcon(R.drawable.incognito_mode_disabled);
-                        }
-                        break;
-
-                    case "do_not_track":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("do_not_track", false)) {
-                            doNotTrackPreference.setIcon(R.drawable.do_not_track_enabled);
-                        } else {
-                            doNotTrackPreference.setIcon(R.drawable.do_not_track_disabled);
-                        }
-
-                        break;
-
-                    case "proxy_through_orbot":
-                        // Get current settings.
-                        boolean currentProxyThroughOrbot = sharedPreferences.getBoolean("proxy_through_orbot", false);
-                        String currentTorSearchString = sharedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
-
-                        // Enable the Tor custom URL search option only if `currentProxyThroughOrbot` is true and the search is set to `Custom URL`.
-                        torSearchCustomURLPreference.setEnabled(currentProxyThroughOrbot && currentTorSearchString.equals("Custom URL"));
-
-                        // Update the icons.
-                        if (currentProxyThroughOrbot) {
-                            // Set the `proxyThroughOrbotPreference`, `torHomepagePreference`, and `torSearchPreference` icons.
-                            proxyThroughOrbotPreference.setIcon(R.drawable.orbot_enabled);
-                            torHomepagePreference.setIcon(R.drawable.home_enabled);
-                            torSearchPreference.setIcon(R.drawable.search_enabled);
-
-                            // Set the `torSearchCustomURLPreference` icon.
-                            if (torSearchCustomURLPreference.isEnabled()) {
-                                torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_enabled);
-                            } else {
-                                torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_disabled);
-                            }
-                        } else {  // Proxy through Orbot is disabled.
-                            proxyThroughOrbotPreference.setIcon(R.drawable.orbot_disabled);
-                            torHomepagePreference.setIcon(R.drawable.home_ghosted);
-                            torSearchPreference.setIcon(R.drawable.search_ghosted);
-                            torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_ghosted);
-                        }
-                        break;
-
-                    case "tor_homepage":
-                        // Set the new tor homepage URL as the summary text for the `tor_homepage` preference.  The default is DuckDuckGo:  `https://3g2upl4pq6kufc4m.onion`.
-                        torHomepagePreference.setSummary(sharedPreferences.getString("tor_homepage", "https://3g2upl4pq6kufc4m.onion"));
-                        break;
-
-                    case "tor_search":
-                        // Get the present search string.
-                        String presentTorSearchString = sharedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
-
-                        // Update the preferences.
-                        if (presentTorSearchString.equals("Custom URL")) {
-                            // Use `R.string.custom_url`, which is translated, as the summary instead of the array value, which isn't.
-                            torSearchPreference.setSummary(R.string.custom_url);
-
-                            // Update `torSearchCustomURLPreference`.
-                            torSearchCustomURLPreference.setEnabled(true);
-                            torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_enabled);
-                        } else {
-                            // Set the array value as the summary text.
-                            torSearchPreference.setSummary(presentTorSearchString);
-
-                            // Update `torSearchCustomURLPreference`.
-                            torSearchCustomURLPreference.setEnabled(false);
-                            torSearchCustomURLPreference.setIcon(R.drawable.search_custom_url_disabled);
-                        }
-                        break;
-
-                    case "tor_search_custom_url":
-                        // Set the summary text for `tor_search_custom_url`.
-                        torSearchCustomURLPreference.setSummary(sharedPreferences.getString("tor_search_custom_url", ""));
-                        break;
-
-                    case "search":
-                        // Store the new search string.
-                        String newSearchString = sharedPreferences.getString("search", "https://duckduckgo.com/html/?q=");
-
-                        // Update `searchPreference` and `searchCustomURLPreference`.
-                        if (newSearchString.equals("Custom URL")) {  // `Custom URL` is selected.
-                            // Set the summary text to `R.string.custom_url`, which is translated.
-                            searchPreference.setSummary(R.string.custom_url);
-
-                            // Update `searchCustomURLPreference`.
-                            searchCustomURLPreference.setEnabled(true);
-                            searchCustomURLPreference.setIcon(R.drawable.search_custom_url_enabled);
-                        } else {  // `Custom URL` is not selected.
-                            // Set the summary text to `newSearchString`.
-                            searchPreference.setSummary(newSearchString);
-
-                            // Update `searchCustomURLPreference`.
-                            searchCustomURLPreference.setEnabled(false);
-                            searchCustomURLPreference.setIcon(R.drawable.search_custom_url_ghosted);
-                        }
-                        break;
-
-                    case "search_custom_url":
-                        // Set the new custom search URL as the summary text for `search_custom_url`.  The default is `""`.
-                        searchCustomURLPreference.setSummary(sharedPreferences.getString("search_custom_url", ""));
-                        break;
-
-                    case "full_screen_browsing_mode":
-                        if (sharedPreferences.getBoolean("full_screen_browsing_mode", false)) {
-                            // Set `fullScreenBrowsingModePreference` to use the enabled icon.
-                            fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_enabled);
-
-                            if (sharedPreferences.getBoolean("hide_system_bars", false)) {
-                                // Set `hideSystemBarsPreference` to use the enabled icon.
-                                hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled);
-
-                                // Update `translucentNavigationBarPreference`.
-                                translucentNavigationBarPreference.setEnabled(false);
-                                translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted);
-                            } else {  // `hide_system_bars` is false.
-                                // Set `hideSystemBarsPreference` to use the disabled icon.
-                                hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled);
-
-                                // Update `translucentNavigationBarPreference`.
-                                translucentNavigationBarPreference.setEnabled(true);
-                                if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
-                                    translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled);
-                                } else {
-                                    translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled);
-                                }
-                            }
-                        } else {  // `full_screen_browsing_mode` is false.
-                            // Disable `translucentNavigationBarPreference`.
-                            translucentNavigationBarPreference.setEnabled(false);
-
-                            // Update the icons.
-                            fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_disabled);
-                            hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_ghosted);
-                            translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted);
-                        }
-                        break;
-
-                    case "hide_system_bars":
-                        if (sharedPreferences.getBoolean("hide_system_bars", false)) {
-                            // Set `hideSystemBarsPreference` to use the enabled icon.
-                            hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled);
-
-                            // Update `translucentNavigationBarPreference`.
-                            translucentNavigationBarPreference.setEnabled(false);
-                            translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted);
-                        } else {  // `hide_system_bars` is false.
-                            // Set `hideSystemBarsPreference` to use the disabled icon.
-                            hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled);
-
-                            // Update `translucentNavigationBarPreference`.
-                            translucentNavigationBarPreference.setEnabled(true);
-                            if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
-                                translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled);
-                            } else {
-                                translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled);
-                            }
-                        }
-                        break;
-
-                    case "translucent_navigation_bar":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
-                            translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled);
-                        } else {
-                            translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled);
-                        }
-                        break;
-
-                    case "homepage":
-                        // Set the new homepage URL as the summary text for the Homepage preference.  The default is `https://www.duckduckgo.com`.
-                        homepagePreference.setSummary(sharedPreferences.getString("homepage", "https://www.duckduckgo.com"));
-                        break;
-
-                    case "default_font_size":
-                        // Update the summary text of `default_font_size`.
-                        defaultFontSizePreference.setSummary(sharedPreferences.getString("default_font_size", "100") + "%%");
-                        break;
-
-                    case "swipe_to_refresh":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("swipe_to_refresh", false)) {
-                            swipeToRefreshPreference.setIcon(R.drawable.refresh_enabled);
-                        } else {
-                            swipeToRefreshPreference.setIcon(R.drawable.refresh_disabled);
-                        }
-                        break;
-
-                    case "display_additional_app_bar_icons":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("display_additional_app_bar_icons", false)) {
-                            displayAdditionalAppBarIconsPreference.setIcon(R.drawable.more_enabled);
-                        } else {
-                            displayAdditionalAppBarIconsPreference.setIcon(R.drawable.more_disabled);
-                        }
-                        break;
-
-                    case "display_webpage_images":
-                        // Update the icon.
-                        if (sharedPreferences.getBoolean("display_webpage_images", true)) {
-                            displayWebpageImagesPreference.setIcon(R.drawable.images_enabled);
-                        } else {
-                            displayWebpageImagesPreference.setIcon(R.drawable.images_disabled);
-                        }
-                        break;
-
-                    default:
-                        // If no match, do nothing.
-                        break;
-                }
-            }
-        };
-
-        // Register the listener.
-        savedPreferences.registerOnSharedPreferenceChangeListener(preferencesListener);
-    }
-
-    // It is necessary to re-register the listener on every resume or it will randomly stop working because apps can be paused and resumed at any time
-    // even while running in the foreground.
-    @Override
-    public void onPause() {
-        super.onPause();
-        savedPreferences.unregisterOnSharedPreferenceChangeListener(preferencesListener);
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-        savedPreferences.registerOnSharedPreferenceChangeListener(preferencesListener);
-    }
-}