]> gitweb.stoutner.com Git - PrivacyBrowserAndroid.git/blobdiff - app/src/main/java/com/stoutner/privacybrowser/fragments/SettingsFragment.java
Clear the logcat on exit. https://redmine.stoutner.com/issues/382
[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / fragments / SettingsFragment.java
index 0c8d39b9be48ccfcd7e230eaa86750bf71fafca7..b7a829da4b1bf1642316bd002ae3259309c68ed7 100644 (file)
@@ -81,7 +81,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         Preference customUserAgentPreference = findPreference("custom_user_agent");
         Preference incognitoModePreference = findPreference("incognito_mode");
         Preference doNotTrackPreference = findPreference("do_not_track");
-        Preference allowScreenshotsPreference = findPreference("allow_screenshots");
+        Preference allowScreenshotsPreference = findPreference(getString(R.string.allow_screenshots_key));
         Preference easyListPreference = findPreference("easylist");
         Preference easyPrivacyPreference = findPreference("easyprivacy");
         Preference fanboyAnnoyanceListPreference = findPreference("fanboys_annoyance_list");
@@ -102,6 +102,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         Preference clearCookiesPreference = findPreference("clear_cookies");
         Preference clearDomStoragePreference = findPreference("clear_dom_storage");
         Preference clearFormDataPreference = findPreference("clear_form_data");  // The clear form data preference can be removed once the minimum API >= 26.
+        Preference clearLogcatPreference = findPreference(getString(R.string.clear_logcat_key));
         Preference clearCachePreference = findPreference("clear_cache");
         Preference homepagePreference = findPreference("homepage");
         Preference downloadLocationPreference = findPreference("download_location");
@@ -112,7 +113,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         Preference scrollAppBarPreference = findPreference("scroll_app_bar");
         Preference displayAdditionalAppBarIconsPreference = findPreference("display_additional_app_bar_icons");
         Preference appThemePreference = findPreference("app_theme");
-        Preference nightModePreference = findPreference("night_mode");
+        Preference webViewThemePreference = findPreference("webview_theme");
         Preference wideViewportPreference = findPreference("wide_viewport");
         Preference displayWebpageImagesPreference = findPreference("display_webpage_images");
 
@@ -147,6 +148,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         assert clearCookiesPreference != null;
         assert clearDomStoragePreference != null;
         assert clearFormDataPreference != null;
+        assert clearLogcatPreference != null;
         assert clearCachePreference != null;
         assert homepagePreference != null;
         assert downloadLocationPreference != null;
@@ -157,12 +159,13 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         assert scrollAppBarPreference != null;
         assert displayAdditionalAppBarIconsPreference != null;
         assert appThemePreference != null;
-        assert nightModePreference != null;
+        assert webViewThemePreference != null;
         assert wideViewportPreference != null;
         assert displayWebpageImagesPreference != null;
 
-        // Set the hide app bar preference dependency.
+        // Set the preference dependencies.
         hideAppBarPreference.setDependency("full_screen_browsing_mode");
+        domStoragePreference.setDependency("javascript");
 
         // Get strings from the preferences.
         String userAgentName = savedPreferences.getString("user_agent", getString(R.string.user_agent_default_value));
@@ -173,26 +176,21 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         // Get booleans that are used in multiple places from the preferences.
         boolean javaScriptEnabled = savedPreferences.getBoolean("javascript", false);
         boolean firstPartyCookiesEnabled = savedPreferences.getBoolean("first_party_cookies", false);
-        boolean thirdPartyCookiesEnabled = savedPreferences.getBoolean("third_party_cookies", false);
         boolean fanboyAnnoyanceListEnabled = savedPreferences.getBoolean("fanboys_annoyance_list", true);
         boolean fanboySocialBlockingEnabled = savedPreferences.getBoolean("fanboys_social_blocking_list", true);
         boolean fullScreenBrowsingMode = savedPreferences.getBoolean("full_screen_browsing_mode", false);
         boolean clearEverything = savedPreferences.getBoolean("clear_everything", true);
-        boolean nightMode = savedPreferences.getBoolean("night_mode", false);
 
         // Only enable the third-party cookies preference if first-party cookies are enabled and API >= 21.
         thirdPartyCookiesPreference.setEnabled(firstPartyCookiesEnabled && (Build.VERSION.SDK_INT >= 21));
 
-        // Only enable the DOM storage preference if either JavaScript or Night Mode is enabled.
-        domStoragePreference.setEnabled(javaScriptEnabled || nightMode);
-
         // Remove the form data preferences if the API is >= 26 as they no longer do anything.
         if (Build.VERSION.SDK_INT >= 26) {
-            // Get the categories.
+            // Get handles for the categories.
             PreferenceCategory privacyCategory = findPreference("privacy");
             PreferenceCategory clearAndExitCategory = findPreference("clear_and_exit");
 
-            // Remove the lint warnings below that the preference categories might be null.
+            // Remove the incorrect lint warnings below that the preference categories might be null.
             assert privacyCategory != null;
             assert clearAndExitCategory != null;
 
@@ -297,10 +295,11 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         proxyCustomUrlPreference.setEnabled(proxyString.equals("Custom"));
 
 
-        // Set the status of the Clear and Exit preferences.
+        // Set the status of the clear and exit preferences.
         clearCookiesPreference.setEnabled(!clearEverything);
         clearDomStoragePreference.setEnabled(!clearEverything);
         clearFormDataPreference.setEnabled(!clearEverything);  // The form data line can be removed once the minimum API is >= 26.
+        clearLogcatPreference.setEnabled(!clearEverything);
         clearCachePreference.setEnabled(!clearEverything);
 
 
@@ -335,22 +334,25 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         fontSizePreference.setSummary(savedPreferences.getString("font_size", getString(R.string.font_size_default_value)) + "%");
 
 
-        // Get the theme string arrays.
+        // Get the app theme string arrays.
         String[] appThemeEntriesStringArray = resources.getStringArray(R.array.app_theme_entries);
         String[] appThemeEntryValuesStringArray = resources.getStringArray(R.array.app_theme_entry_values);
 
-        // Get the current theme.
+        // Get the current app theme.
         String currentAppTheme = savedPreferences.getString("app_theme", getString(R.string.app_theme_default_value));
 
-        // Define a theme entry number.
+        // Define an app theme entry number.
         int appThemeEntryNumber;
 
-        // Get the theme entry number that matches the current theme.  A switch statement cannot be used because the theme entry values string array is not a compile time constant.
+        // Get the app theme entry number that matches the current app theme.  A switch statement cannot be used because the theme entry values string array is not a compile time constant.
         if (currentAppTheme.equals(appThemeEntryValuesStringArray[1])) {  // The light theme is selected.
+            // Store the app theme entry number.
             appThemeEntryNumber = 1;
         } else if (currentAppTheme.equals(appThemeEntryValuesStringArray[2])) {  // The dark theme is selected.
+            // Store the app theme entry number.
             appThemeEntryNumber = 2;
         } else {  // The system default theme is selected.
+            // Store the app theme entry number.
             appThemeEntryNumber = 0;
         }
 
@@ -358,11 +360,46 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         appThemePreference.setSummary(appThemeEntriesStringArray[appThemeEntryNumber]);
 
 
-        // Disable the JavaScript preference if Night Mode is enabled.  JavaScript will be enabled for all web pages.
-        javaScriptPreference.setEnabled(!nightMode);
+        // Get the WebView theme string arrays.
+        String[] webViewThemeEntriesStringArray = resources.getStringArray(R.array.webview_theme_entries);
+        String[] webViewThemeEntryValuesStringArray = resources.getStringArray(R.array.webview_theme_entry_values);
+
+        // Get the current WebView theme.
+        String currentWebViewTheme = savedPreferences.getString("webview_theme", getString(R.string.webview_theme_default_value));
+
+        // Define a WebView theme entry number.
+        int webViewThemeEntryNumber;
+
+        // Get the WebView theme entry number that matches the current WebView theme.  A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
+        if (currentWebViewTheme.equals(webViewThemeEntryValuesStringArray[1])) {  // The light theme is selected.
+            // Store the WebView theme entry number.
+            webViewThemeEntryNumber = 1;
+        } else if (currentWebViewTheme.equals(webViewThemeEntryValuesStringArray[2])) {  // The dark theme is selected.
+            // Store the WebView theme entry number.
+            webViewThemeEntryNumber = 2;
+        } else {  // The system default theme is selected.
+            // Store the WebView theme entry number.
+            webViewThemeEntryNumber = 0;
+        }
+
+        // Set the visibility of the WebView theme preference.
+        if (Build.VERSION.SDK_INT < 21) {  // The device is running API 19.
+            // Get a handle for the general category.
+            PreferenceCategory generalCategory = findPreference("general");
+
+            // Remove the incorrect lint warning below that the general preference category might be null.
+            assert generalCategory != null;
+
+            // Remove the WebView theme preference.
+            generalCategory.removePreference(webViewThemePreference);
+        } else {  // The device is running API >= 21
+            // Set the current theme as the summary text for the preference.
+            webViewThemePreference.setSummary(webViewThemeEntriesStringArray[webViewThemeEntryNumber]);
+        }
+
 
         // Set the JavaScript icon.
-        if (javaScriptEnabled || nightMode) {
+        if (javaScriptEnabled) {
             javaScriptPreference.setIcon(R.drawable.javascript_enabled);
         } else {
             javaScriptPreference.setIcon(R.drawable.privacy_mode);
@@ -381,7 +418,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
 
         // Set the third party cookies icon.
         if (firstPartyCookiesEnabled && Build.VERSION.SDK_INT >= 21) {
-            if (thirdPartyCookiesEnabled) {
+            if (savedPreferences.getBoolean("third_party_cookies", false)) {
                 thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
             } else {
                 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
@@ -399,7 +436,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         }
 
         // Set the DOM storage icon.
-        if (javaScriptEnabled || nightMode) {  // The preference is enabled.
+        if (javaScriptEnabled) {  // The preference is enabled.
             if (savedPreferences.getBoolean("dom_storage", false)) {  // DOM storage is enabled.
                 domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
             } else {  // DOM storage is disabled.
@@ -476,17 +513,17 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         }
 
         // Set the allow screenshots icon.
-        if (savedPreferences.getBoolean("allow_screenshots", false)) {
-            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_enabled_night);
-            } else {
+        if (savedPreferences.getBoolean(getString(R.string.allow_screenshots_key), false)) {
+            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
                 allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_enabled_day);
+            } else {
+                allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_enabled_night);
             }
         } else {
-            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_disabled_night);
-            } else {
+            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
                 allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_disabled_day);
+            } else {
+                allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_disabled_night);
             }
         }
 
@@ -785,6 +822,17 @@ public class SettingsFragment extends PreferenceFragmentCompat {
             }
         }
 
+        // Set the clear logcat preference icon.
+        if (clearEverything || savedPreferences.getBoolean(getString(R.string.clear_logcat_key), true)) {
+            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                clearLogcatPreference.setIcon(R.drawable.bug_cleared_day);
+            } else {
+                clearLogcatPreference.setIcon(R.drawable.bug_cleared_night);
+            }
+        } else {
+            clearLogcatPreference.setIcon(R.drawable.bug_warning);
+        }
+
         // Set the clear cache preference icon.
         if (clearEverything || savedPreferences.getBoolean("clear_cache", true)) {
             if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
@@ -814,15 +862,15 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         // Set the open intents in new tab preference icon.
         if (savedPreferences.getBoolean("open_intents_in_new_tab", true)) {
             if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_dark);
+                openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_night);
             } else {
-                openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_light);
+                openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_day);
             }
         } else {
             if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_dark);
+                openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_night);
             } else {
-                openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_light);
+                openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_day);
             }
         }
 
@@ -871,19 +919,33 @@ public class SettingsFragment extends PreferenceFragmentCompat {
             }
         }
 
-        // Set the night mode preference icon.
-        if (nightMode) {
-            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                nightModePreference.setIcon(R.drawable.night_mode_enabled_night);
-            } else {
-                nightModePreference.setIcon(R.drawable.night_mode_enabled_day);
-            }
-        } else {
-            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                nightModePreference.setIcon(R.drawable.night_mode_disabled_night);
-            } else {
-                nightModePreference.setIcon(R.drawable.night_mode_disabled_day);
-            }
+        // Set the WebView theme preference icon.
+        switch (webViewThemeEntryNumber) {
+            case 0:  // The system default WebView theme is selected.
+                // Set the icon according to the app theme.
+                if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                    webViewThemePreference.setIcon(R.drawable.webview_light_theme_day);
+                } else {
+                    webViewThemePreference.setIcon(R.drawable.webview_dark_theme_night);
+                }
+                break;
+
+            case 1:  // The light WebView theme is selected.
+                // Set the icon according to the app theme.
+                if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                    webViewThemePreference.setIcon(R.drawable.webview_light_theme_day);
+                } else {
+                    webViewThemePreference.setIcon(R.drawable.webview_light_theme_night);
+                }
+                break;
+
+            case 2:  // The dark WebView theme is selected.
+                if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                    webViewThemePreference.setIcon(R.drawable.webview_dark_theme_day);
+                } else {
+                    webViewThemePreference.setIcon(R.drawable.webview_dark_theme_night);
+                }
+                break;
         }
 
         // Set the wide viewport preference icon.
@@ -1139,17 +1201,17 @@ public class SettingsFragment extends PreferenceFragmentCompat {
 
                 case "allow_screenshots":
                     // Update the icon.
-                    if (sharedPreferences.getBoolean("allow_screenshots", false)) {
-                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_enabled_night);
-                        } else {
+                    if (sharedPreferences.getBoolean(getString(R.string.allow_screenshots_key), false)) {
+                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
                             allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_enabled_day);
+                        } else {
+                            allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_enabled_night);
                         }
                     } else {
-                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_disabled_night);
-                        } else {
+                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
                             allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_disabled_day);
+                        } else {
+                            allowScreenshotsPreference.setIcon(R.drawable.allow_screenshots_disabled_night);
                         }
                     }
 
@@ -1549,16 +1611,17 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                     break;
 
                 case "clear_everything":
-                    // Store the new `clear_everything` status
+                    // Store the new clear everything status
                     boolean newClearEverythingBoolean = sharedPreferences.getBoolean("clear_everything", true);
 
-                    // Update the status of the `Clear and Exit` preferences.
+                    // Update the status of the clear and exit preferences.
                     clearCookiesPreference.setEnabled(!newClearEverythingBoolean);
                     clearDomStoragePreference.setEnabled(!newClearEverythingBoolean);
                     clearFormDataPreference.setEnabled(!newClearEverythingBoolean);  // This line can be removed once the minimum API >= 26.
+                    clearLogcatPreference.setEnabled(!newClearEverythingBoolean);
                     clearCachePreference.setEnabled(!newClearEverythingBoolean);
 
-                    // Update the `clearEverythingPreference` icon.
+                    // Update the clear everything preference icon.
                     if (newClearEverythingBoolean) {
                         if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
                             clearEverythingPreference.setIcon(R.drawable.clear_everything_enabled_night);
@@ -1569,7 +1632,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                         clearEverythingPreference.setIcon(R.drawable.clear_everything_disabled);
                     }
 
-                    // Update the `clearCookiesPreference` icon.
+                    // Update the clear cookies preference icon.
                     if (newClearEverythingBoolean || sharedPreferences.getBoolean("clear_cookies", true)) {
                         if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
                             clearCookiesPreference.setIcon(R.drawable.cookies_cleared_night);
@@ -1580,7 +1643,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                         clearCookiesPreference.setIcon(R.drawable.cookies_warning);
                     }
 
-                    // Update the `clearDomStoragePreference` icon.
+                    // Update the clear dom storage preference icon.
                     if (newClearEverythingBoolean || sharedPreferences.getBoolean("clear_dom_storage", true)) {
                         if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
                             clearDomStoragePreference.setIcon(R.drawable.dom_storage_cleared_night);
@@ -1604,7 +1667,18 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                         }
                     }
 
-                    // Update the `clearCachePreference` icon.
+                    // Update the clear logcat preference icon.
+                    if (newClearEverythingBoolean || sharedPreferences.getBoolean(getString(R.string.clear_logcat_key), true)) {
+                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                            clearLogcatPreference.setIcon(R.drawable.bug_cleared_day);
+                        } else {
+                            clearLogcatPreference.setIcon(R.drawable.bug_cleared_night);
+                        }
+                    } else {
+                        clearLogcatPreference.setIcon(R.drawable.cache_warning);
+                    }
+
+                    // Update the clear cache preference icon.
                     if (newClearEverythingBoolean || sharedPreferences.getBoolean("clear_cache", true)) {
                         if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
                             clearCachePreference.setIcon(R.drawable.cache_cleared_night);
@@ -1656,6 +1730,19 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                     }
                     break;
 
+                case "clear_logcat":
+                    // Update the icon.
+                    if (sharedPreferences.getBoolean(getString(R.string.clear_logcat_key), true)) {
+                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                            clearLogcatPreference.setIcon(R.drawable.bug_cleared_day);
+                        } else {
+                            clearLogcatPreference.setIcon(R.drawable.bug_cleared_night);
+                        }
+                    } else {
+                        clearLogcatPreference.setIcon(R.drawable.bug_warning);
+                    }
+                    break;
+
                 case "clear_cache":
                     // Update the icon.
                     if (sharedPreferences.getBoolean("clear_cache", true)) {
@@ -1723,15 +1810,15 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                     // Update the icon.
                     if (sharedPreferences.getBoolean("open_intents_in_new_tab", true)) {
                         if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_dark);
+                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_night);
                         } else {
-                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_light);
+                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_enabled_day);
                         }
                     } else {
                         if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_dark);
+                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_night);
                         } else {
-                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_light);
+                            openIntentsInNewTabPreference.setIcon(R.drawable.tab_disabled_day);
                         }
                     }
                     break;
@@ -1822,55 +1909,55 @@ public class SettingsFragment extends PreferenceFragmentCompat {
                     currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
                     break;
 
-                case "night_mode":
-                    // Store the current night mode status.
-                    boolean currentNightModeBoolean = sharedPreferences.getBoolean("night_mode", false);
-                    boolean currentJavaScriptBoolean = sharedPreferences.getBoolean("javascript", false);
+                case "webview_theme":
+                    // Get the new WebView theme.
+                    String newWebViewTheme = sharedPreferences.getString("webview_theme", getString(R.string.webview_theme_default_value));
 
-                    // Update the icon.
-                    if (currentNightModeBoolean) {
-                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            nightModePreference.setIcon(R.drawable.night_mode_enabled_night);
-                        } else {
-                            nightModePreference.setIcon(R.drawable.night_mode_enabled_day);
-                        }
-                    } else {
-                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            nightModePreference.setIcon(R.drawable.night_mode_disabled_night);
-                        } else {
-                            nightModePreference.setIcon(R.drawable.night_mode_disabled_day);
-                        }
+                    // Define a new WebView theme entry number.
+                    int newWebViewThemeEntryNumber;
+
+                    // Get the webView theme entry number that matches the new WebView theme.  A switch statement cannot be used because the theme entry values string array is not a compile time constant.
+                    if (newWebViewTheme.equals(webViewThemeEntriesStringArray[1])) {  // The light theme is selected.
+                        // Store the new WebView theme entry number.
+                        newWebViewThemeEntryNumber = 1;
+                    } else if (newWebViewTheme.equals(webViewThemeEntryValuesStringArray[2])) {  // The dark theme is selected.
+                        // Store the WebView theme entry number.
+                        newWebViewThemeEntryNumber = 2;
+                    } else {  // The system default theme is selected.
+                        // Store the WebView theme entry number.
+                        newWebViewThemeEntryNumber = 0;
                     }
 
-                    // Update the status of `javaScriptPreference` and `domStoragePreference`.
-                    javaScriptPreference.setEnabled(!currentNightModeBoolean);
-                    domStoragePreference.setEnabled(currentNightModeBoolean || currentJavaScriptBoolean);
+                    // Update the icon.
+                    switch (newWebViewThemeEntryNumber) {
+                        case 0:  // The system default WebView theme is selected.
+                            // Set the icon according to the app theme.
+                            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                                webViewThemePreference.setIcon(R.drawable.webview_light_theme_day);
+                            } else {
+                                webViewThemePreference.setIcon(R.drawable.webview_dark_theme_night);
+                            }
+                            break;
 
-                    // Update the `javaScriptPreference` icon.
-                    if (currentNightModeBoolean || currentJavaScriptBoolean) {
-                        javaScriptPreference.setIcon(R.drawable.javascript_enabled);
-                    } else {
-                        javaScriptPreference.setIcon(R.drawable.privacy_mode);
-                    }
+                        case 1:  // The system default WebView theme is selected.
+                            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                                webViewThemePreference.setIcon(R.drawable.webview_light_theme_day);
+                            } else {
+                                webViewThemePreference.setIcon(R.drawable.webview_light_theme_night);
+                            }
+                            break;
 
-                    // Update the DOM storage preference icon.
-                    if (currentNightModeBoolean || currentJavaScriptBoolean) {  // The preference is enabled.
-                        if (sharedPreferences.getBoolean("dom_storage", false)) {  // DOM storage is enabled.
-                            domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
-                        } else {  // DOM storage is disabled.
-                            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                                domStoragePreference.setIcon(R.drawable.dom_storage_disabled_night);
+                        case 2:  // The system default WebView theme is selected.
+                            if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+                                webViewThemePreference.setIcon(R.drawable.webview_dark_theme_day);
                             } else {
-                                domStoragePreference.setIcon(R.drawable.dom_storage_disabled_day);
+                                webViewThemePreference.setIcon(R.drawable.webview_dark_theme_night);
                             }
-                        }
-                    } else {  // The preference is disabled.  The icon should be ghosted.
-                        if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
-                            domStoragePreference.setIcon(R.drawable.dom_storage_ghosted_night);
-                        } else {
-                            domStoragePreference.setIcon(R.drawable.dom_storage_ghosted_day);
-                        }
+                            break;
                     }
+
+                    // Set the current theme as the summary text for the preference.
+                    webViewThemePreference.setSummary(webViewThemeEntriesStringArray[newWebViewThemeEntryNumber]);
                     break;
 
                 case "wide_viewport":