+ // Disable `searchCustomURLPreference`.
+ searchCustomURLPreference.setEnabled(false);
+
+ // Set the `searchCustomURLPreference` according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ searchCustomURLPreference.setIcon(R.drawable.search_custom_url_ghosted_dark);
+ } else {
+ searchCustomURLPreference.setIcon(R.drawable.search_custom_url_ghosted_light);
+ }
+ }
+ 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 the `fullScreenBrowsingModePreference` icon according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_enabled_dark);
+ } else {
+ fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_enabled_light);
+ }
+
+ if (sharedPreferences.getBoolean("hide_system_bars", false)) { // `hide_system_bars` is `true`.
+ // Disable `translucentNavigationBarPreference`.
+ translucentNavigationBarPreference.setEnabled(false);
+
+ // Set the icons according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled_dark);
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted_dark);
+ } else {
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled_light);
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted_light);
+ }
+ } else { // `hide_system_bars` is `false`.
+ // Enable `translucentNavigationBarPreference`.
+ translucentNavigationBarPreference.setEnabled(true);
+
+ // Set the icons according to the theme.
+ if (MainWebViewActivity.darkTheme) { // Use the dark theme.
+ // Set the `hideSystemBarsPreference` icon.
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled_dark);
+
+ // Set the `translucentNavigationBarPreference` icon.
+ if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled_dark);
+ } else {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled_dark);
+ }
+ } else { // Use the light theme.
+ // Set the `hideSystemBarsPreference` icon.
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled_light);
+
+ // Set the `translucentNavigationBarPreference` icon.
+ if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled_light);
+ } else {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled_light);
+ }
+ }
+ }
+ } else { // `full_screen_browsing_mode` is false.
+ // Disable `translucentNavigationBarPreference`.
+ translucentNavigationBarPreference.setEnabled(false);
+
+ // Update the icons according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_disabled_dark);
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_ghosted_dark);
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted_dark);
+ } else {
+ fullScreenBrowsingModePreference.setIcon(R.drawable.full_screen_disabled_light);
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_ghosted_light);
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted_light);
+ }
+ }
+ break;
+
+ case "hide_system_bars":
+ if (sharedPreferences.getBoolean("hide_system_bars", false)) {
+ // Disable `translucentNavigationBarPreference`.
+ translucentNavigationBarPreference.setEnabled(false);
+
+ // Set the icons according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled_dark);
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted_dark);
+ } else {
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_enabled_light);
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_ghosted_light);
+ }
+ } else { // `hide_system_bars` is false.
+ // Enable `translucentNavigationBarPreference`.
+ translucentNavigationBarPreference.setEnabled(true);
+
+ // Set the icons according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ // Set the `hideSystemBarsPreference` icon.
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled_dark);
+
+ // Set the `translucentNavigationBarPreference` icon.
+ if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled_dark);
+ } else {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled_dark);
+ }
+ } else {
+ // Set the `hideSystemBarsPreference` icon.
+ hideSystemBarsPreference.setIcon(R.drawable.hide_system_bars_disabled_light);
+
+ // Set the `translucentNavigationBarPreference` icon.
+ if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled_light);
+ } else {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled_light);
+ }
+ }
+ }
+ break;
+
+ case "translucent_navigation_bar":
+ // Update the icon.
+ if (sharedPreferences.getBoolean("translucent_navigation_bar", true)) {
+ if (MainWebViewActivity.darkTheme) {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled_dark);
+ } else {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_enabled_light);
+ }
+ } else {
+ if (MainWebViewActivity.darkTheme) {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled_dark);
+ } else {
+ translucentNavigationBarPreference.setIcon(R.drawable.translucent_bar_disabled_light);
+ }
+ }
+ break;
+
+ case "clear_everything":
+ // Store the new `clear_everything` status
+ boolean newClearEverythingBoolean = sharedPreferences.getBoolean("clear_everything", true);
+
+ // 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.
+ clearCachePreference.setEnabled(!newClearEverythingBoolean);
+
+ // Update the `clearEverythingPreference` icon.
+ if (newClearEverythingBoolean) {
+ if (MainWebViewActivity.darkTheme) {
+ clearEverythingPreference.setIcon(R.drawable.clear_everything_enabled_dark);
+ } else {
+ clearEverythingPreference.setIcon(R.drawable.clear_everything_enabled_light);
+ }
+ } else {
+ clearEverythingPreference.setIcon(R.drawable.clear_everything_disabled);
+ }
+
+ // Update the `clearCookiesPreference` icon.
+ if (newClearEverythingBoolean || sharedPreferences.getBoolean("clear_cookies", true)) {
+ if (MainWebViewActivity.darkTheme) {
+ clearCookiesPreference.setIcon(R.drawable.cookies_cleared_dark);
+ } else {
+ clearCookiesPreference.setIcon(R.drawable.cookies_cleared_light);
+ }
+ } else {
+ clearCookiesPreference.setIcon(R.drawable.cookies_warning);
+ }
+
+ // Update the `clearDomStoragePreference` icon.
+ if (newClearEverythingBoolean || sharedPreferences.getBoolean("clear_dom_storage", true)) {
+ if (MainWebViewActivity.darkTheme) {
+ clearDomStoragePreference.setIcon(R.drawable.dom_storage_cleared_dark);
+ } else {
+ clearDomStoragePreference.setIcon(R.drawable.dom_storage_cleared_light);
+ }
+ } else {
+ clearDomStoragePreference.setIcon(R.drawable.dom_storage_warning);
+ }
+
+ // Update the clear form data preference icon if the API < 26.
+ if (Build.VERSION.SDK_INT < 26) {
+ if (newClearEverythingBoolean || sharedPreferences.getBoolean("clear_form_data", true)) {
+ if (MainWebViewActivity.darkTheme) {
+ clearFormDataPreference.setIcon(R.drawable.form_data_cleared_dark);
+ } else {
+ clearFormDataPreference.setIcon(R.drawable.form_data_cleared_light);
+ }
+ } else {
+ clearFormDataPreference.setIcon(R.drawable.form_data_warning);
+ }
+ }