app/src/main/java/com/stoutner/privacybrowser/fragments/DomainSettingsFragment.java

   1 /*
   2  * Copyright © 2017 Soren Stoutner <soren@stoutner.com>.
   3  *
   4  * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
   5  *
   6  * Privacy Browser is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Privacy Browser is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with Privacy Browser.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 package com.stoutner.privacybrowser.fragments;
  21
  22 import android.annotation.SuppressLint;
  23 import android.content.Context;
  24 import android.content.SharedPreferences;
  25 import android.database.Cursor;
  26 import android.os.Build;
  27 import android.os.Bundle;
  28 // We have to use `android.support.v4.app.Fragment` until minimum API >= 23.  Otherwise we cannot call `getContext()`.
  29 import android.preference.PreferenceManager;
  30 import android.support.v4.app.Fragment;
  31 import android.view.LayoutInflater;
  32 import android.view.View;
  33 import android.view.ViewGroup;
  34 import android.webkit.WebView;
  35 import android.widget.AdapterView;
  36 import android.widget.ArrayAdapter;
  37 import android.widget.CompoundButton;
  38 import android.widget.EditText;
  39 import android.widget.ImageView;
  40 import android.widget.LinearLayout;
  41 import android.widget.Spinner;
  42 import android.widget.Switch;
  43 import android.widget.TextView;
  44
  45 import com.stoutner.privacybrowser.R;
  46 import com.stoutner.privacybrowser.activities.MainWebViewActivity;
  47 import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
  48
  49 public class DomainSettingsFragment extends Fragment {
  50     // `DATABASE_ID` is used by activities calling this fragment.
  51     public static final String DATABASE_ID = "database_id";
  52
  53     // `databaseId` is used in `onCreate()` and `onCreateView()`.
  54     private int databaseId;
  55
  56     @Override
  57     public void onCreate(Bundle savedInstanceState) {
  58         super.onCreate(savedInstanceState);
  59
  60         // Store the database id in `databaseId`.
  61         databaseId = getArguments().getInt(DATABASE_ID);
  62     }
  63
  64     // We have to use the deprecated `getDrawable()` until the minimum API >= 21.
  65     @SuppressWarnings("deprecation")
  66     @Override
  67     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  68         // Inflate `domain_settings_fragment`.  `false` does not attach it to the root `container`.
  69         View domainSettingsView = inflater.inflate(R.layout.domain_settings_fragment, container, false);
  70
  71         // Get a handle for the `Context`.
  72         Context context = getContext();
  73
  74         // Get handles for the views in the fragment.
  75         EditText domainNameEditText = (EditText) domainSettingsView.findViewById(R.id.domain_settings_name_edittext);
  76         Switch javaScriptEnabledSwitch = (Switch) domainSettingsView.findViewById(R.id.domain_settings_javascript_switch);
  77         final ImageView javaScriptImageView = (ImageView) domainSettingsView.findViewById(R.id.domain_settings_javascript_imageview);
  78         Switch firstPartyCookiesEnabledSwitch = (Switch) domainSettingsView.findViewById(R.id.domain_settings_first_party_cookies_switch);
  79         final ImageView firstPartyCookiesImageView = (ImageView) domainSettingsView.findViewById(R.id.domain_settings_first_party_cookies_imageview);
  80         LinearLayout thirdPartyCookiesLinearLayout = (LinearLayout) domainSettingsView.findViewById(R.id.domain_settings_third_party_cookies_linearlayout);
  81         final Switch thirdPartyCookiesEnabledSwitch = (Switch) domainSettingsView.findViewById(R.id.domain_settings_third_party_cookies_switch);
  82         final ImageView thirdPartyCookiesImageView = (ImageView) domainSettingsView.findViewById(R.id.domain_settings_third_party_cookies_imageview);
  83         final Switch domStorageEnabledSwitch = (Switch) domainSettingsView.findViewById(R.id.domain_settings_dom_storage_switch);
  84         final ImageView domStorageImageView = (ImageView) domainSettingsView.findViewById(R.id.domain_settings_dom_storage_imageview);
  85         Switch formDataEnabledSwitch = (Switch) domainSettingsView.findViewById(R.id.domain_settings_form_data_switch);
  86         final ImageView formDataImageView = (ImageView) domainSettingsView.findViewById(R.id.domain_settings_form_data_imageview);
  87         Spinner userAgentSpinner = (Spinner) domainSettingsView.findViewById(R.id.domain_settings_user_agent_spinner);
  88         final TextView userAgentTextView = (TextView) domainSettingsView.findViewById(R.id.domain_settings_user_agent_textview);
  89         final EditText customUserAgentEditText = (EditText) domainSettingsView.findViewById(R.id.domain_settings_custom_user_agent_edittext);
  90         Spinner fontSizeSpinner = (Spinner) domainSettingsView.findViewById(R.id.domain_settings_font_size_spinner);
  91         final ImageView displayWebpageImagesImageView = (ImageView) domainSettingsView.findViewById(R.id.domain_settings_display_webpage_images_imageview);
  92         Spinner displayWebpageImagesSpinner = (Spinner) domainSettingsView.findViewById(R.id.domain_settings_display_webpage_images_spinner);
  93
  94         // Initialize the database handler.  The two `nulls` do not specify the database name or a `CursorFactory`.  The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
  95         DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(context, null, null, 0);
  96
  97         // Get the database `Cursor` for this ID and move it to the first row.
  98         Cursor domainCursor = domainsDatabaseHelper.getCursorForId(databaseId);
  99         domainCursor.moveToFirst();
 100
 101         // Save the `Cursor` entries as variables.
 102         String domainNameString = domainCursor.getString(domainCursor.getColumnIndex(DomainsDatabaseHelper.DOMAIN_NAME));
 103         int javaScriptEnabledInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_JAVASCRIPT));
 104         int firstPartyCookiesEnabledInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FIRST_PARTY_COOKIES));
 105         int thirdPartyCookiesEnabledInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_THIRD_PARTY_COOKIES));
 106         int domStorageEnabledInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_DOM_STORAGE));
 107         int formDataEnabledInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FORM_DATA));
 108         final String currentUserAgentString = domainCursor.getString(domainCursor.getColumnIndex(DomainsDatabaseHelper.USER_AGENT));
 109         int fontSizeInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.FONT_SIZE));
 110         int displayImagesInt = domainCursor.getInt(domainCursor.getColumnIndex(DomainsDatabaseHelper.DISPLAY_IMAGES));
 111
 112         // Create `ArrayAdapters` for the `Spinners`and their `entry values`.
 113         ArrayAdapter<CharSequence> userAgentArrayAdapter = ArrayAdapter.createFromResource(context, R.array.domain_settings_user_agent_entries, R.layout.spinner_item);
 114         final ArrayAdapter<CharSequence> userAgentEntryValuesArrayAdapter = ArrayAdapter.createFromResource(context, R.array.domain_settings_user_agent_entry_values, R.layout.spinner_item);
 115         ArrayAdapter<CharSequence> fontSizeArrayAdapter = ArrayAdapter.createFromResource(context, R.array.domain_settings_font_size_entries, R.layout.spinner_item);
 116         ArrayAdapter<CharSequence> fontSizeEntryValuesArrayAdapter = ArrayAdapter.createFromResource(context, R.array.domain_settings_font_size_entry_values, R.layout.spinner_item);
 117         final ArrayAdapter<CharSequence> displayImagesArrayAdapter = ArrayAdapter.createFromResource(context, R.array.display_website_images_array, R.layout.spinner_item);
 118
 119         // Set the `DropDownViewResource` on the `Spinners`.
 120         userAgentArrayAdapter.setDropDownViewResource(R.layout.spinner_dropdown_item);
 121         fontSizeArrayAdapter.setDropDownViewResource(R.layout.spinner_dropdown_item);
 122         displayImagesArrayAdapter.setDropDownViewResource(R.layout.spinner_dropdown_item);
 123
 124         // Set the `ArrayAdapters` for the `Spinners`.
 125         userAgentSpinner.setAdapter(userAgentArrayAdapter);
 126         fontSizeSpinner.setAdapter(fontSizeArrayAdapter);
 127         displayWebpageImagesSpinner.setAdapter(displayImagesArrayAdapter);
 128
 129         // Set the domain name from the the database cursor.
 130         domainNameEditText.setText(domainNameString);
 131
 132         // Set the JavaScript status.
 133         if (javaScriptEnabledInt == 1) {  // JavaScript is enabled.
 134             javaScriptEnabledSwitch.setChecked(true);
 135             javaScriptImageView.setImageDrawable(getResources().getDrawable(R.drawable.javascript_enabled));
 136         } else {  // JavaScript is disabled.
 137             javaScriptEnabledSwitch.setChecked(false);
 138             javaScriptImageView.setImageDrawable(getResources().getDrawable(R.drawable.privacy_mode));
 139         }
 140
 141         // Set the first-party cookies status.  Once minimum API >= 21 we can use a selector as the tint mode instead of specifying different icons.
 142         if (firstPartyCookiesEnabledInt == 1) {  // First-party cookies are enabled.
 143             firstPartyCookiesEnabledSwitch.setChecked(true);
 144             firstPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_enabled));
 145         } else {  // First-party cookies are disabled.
 146             firstPartyCookiesEnabledSwitch.setChecked(false);
 147
 148             // Set the icon according to the theme.
 149             if (MainWebViewActivity.darkTheme) {
 150                 firstPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_dark));
 151             } else {
 152                 firstPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_light));
 153             }
 154         }
 155
 156         // Only display third-party cookies if SDK_INT >= 21.
 157         if (Build.VERSION.SDK_INT >= 21) {  // Third-party cookies can be configured for API >= 21.
 158             // Only enable third-party-cookies if first-party cookies are enabled.
 159             if (firstPartyCookiesEnabledInt == 1) {  // First-party cookies are enabled.
 160                 // Set the third-party cookies status.  Once minimum API >= 21 we can use a selector as the tint mode instead of specifying different icons.
 161                 if (thirdPartyCookiesEnabledInt == 1) {  // Both first-party and third-party cookies are enabled.
 162                     thirdPartyCookiesEnabledSwitch.setChecked(true);
 163                     thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_warning));
 164                 } else {  // First party cookies are enabled but third-party cookies are disabled.
 165                     thirdPartyCookiesEnabledSwitch.setChecked(false);
 166
 167                     // Set the icon according to the theme.
 168                     if (MainWebViewActivity.darkTheme) {
 169                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_dark));
 170                     } else {
 171                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_light));
 172                     }
 173                 }
 174             } else {  // First-party cookies are disabled.
 175                 // Set the status of third-party cookies.
 176                 if (thirdPartyCookiesEnabledInt == 1) {
 177                     thirdPartyCookiesEnabledSwitch.setChecked(true);
 178                 } else {
 179                     thirdPartyCookiesEnabledSwitch.setChecked(false);
 180                 }
 181
 182                 // Disable the third-party cookies switch.
 183                 thirdPartyCookiesEnabledSwitch.setEnabled(false);
 184
 185                 // Set the icon according to the theme.
 186                 if (MainWebViewActivity.darkTheme) {
 187                     thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_ghosted_dark));
 188                 } else {
 189                     thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_ghosted_light));
 190                 }
 191             }
 192         } else {  // Third-party cookies cannot be configured for API <= 21.
 193             // Hide the `LinearLayout` for third-party cookies.
 194             thirdPartyCookiesLinearLayout.setVisibility(View.GONE);
 195         }
 196
 197         // Only enable DOM storage if JavaScript is enabled.
 198         if (javaScriptEnabledInt == 1) {  // JavaScript is enabled.
 199             // Set the DOM storage status.  Once minimum API >= 21 we can use a selector as the tint mode instead of specifying different icons.
 200             if (domStorageEnabledInt == 1) {  // Both JavaScript and DOM storage are enabled.
 201                 domStorageEnabledSwitch.setChecked(true);
 202                 domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_enabled));
 203             } else {  // JavaScript is enabled but DOM storage is disabled.
 204                 // Set the DOM storage switch to off.
 205                 domStorageEnabledSwitch.setChecked(false);
 206
 207                 // Set the icon according to the theme.
 208                 if (MainWebViewActivity.darkTheme) {
 209                     domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_disabled_dark));
 210                 } else {
 211                     domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_disabled_light));
 212                 }
 213             }
 214         } else {  // JavaScript is disabled.
 215             // Set the checked status of DOM storage.
 216             if (domStorageEnabledInt == 1) {  // DOM storage is enabled but JavaScript is disabled.
 217                 domStorageEnabledSwitch.setChecked(true);
 218             } else {  // Both JavaScript and DOM storage are disabled.
 219                 domStorageEnabledSwitch.setChecked(false);
 220             }
 221
 222             // Disable `domStorageEnabledSwitch`.
 223             domStorageEnabledSwitch.setEnabled(false);
 224
 225             // Set the icon according to the theme.
 226             if (MainWebViewActivity.darkTheme) {
 227                 domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_ghosted_dark));
 228             } else {
 229                 domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_ghosted_light));
 230             }
 231         }
 232
 233         // Set the form data status.  Once minimum API >= 21 we can use a selector as the tint mode instead of specifying different icons.
 234         if (formDataEnabledInt == 1) {  // Form data is enabled.
 235             formDataEnabledSwitch.setChecked(true);
 236             formDataImageView.setImageDrawable(getResources().getDrawable(R.drawable.form_data_enabled));
 237         } else {  // Form data is disabled.
 238             // Set the form data switch to off.
 239             formDataEnabledSwitch.setChecked(false);
 240
 241             // Set the icon according to the theme.
 242             if (MainWebViewActivity.darkTheme) {
 243                 formDataImageView.setImageDrawable(getResources().getDrawable(R.drawable.form_data_disabled_dark));
 244             } else {
 245                 formDataImageView.setImageDrawable(getResources().getDrawable(R.drawable.form_data_disabled_light));
 246             }
 247         }
 248
 249         // We need to inflated a `WebView` to get the default user agent.
 250         // `@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.
 251         @SuppressLint("InflateParams") View bareWebViewLayout = inflater.inflate(R.layout.bare_webview, null, false);
 252         WebView bareWebView = (WebView) bareWebViewLayout.findViewById(R.id.bare_webview);
 253         final String webViewDefaultUserAgentString = bareWebView.getSettings().getUserAgentString();
 254
 255         // Get a handle for the shared preference.
 256         SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
 257
 258         // Store the default user agent string values.
 259         final String defaultUserAgentString = sharedPreferences.getString("user_agent", "PrivacyBrowser/1.0");
 260         final String defaultCustomUserAgentString = sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0");
 261
 262         // Get the position of the user agent in `userAgentEntryValuesArrayAdapter`.
 263         int userAgentArrayPosition = userAgentEntryValuesArrayAdapter.getPosition(currentUserAgentString);
 264
 265         // Set the user agent.
 266         if (userAgentArrayPosition == -1) {  // We are using a custom `userAgentString`.
 267             // Set `userAgentSpinner` to `Custom`.
 268             userAgentSpinner.setSelection(userAgentEntryValuesArrayAdapter.getPosition("Custom user agent"));
 269
 270             // Hide `userAgentTextView`.
 271             userAgentTextView.setVisibility(View.GONE);
 272
 273             // Show `customUserAgentEditText` and set `userAgentString` as the text.
 274             customUserAgentEditText.setVisibility(View.VISIBLE);
 275             customUserAgentEditText.setText(currentUserAgentString);
 276         } else{  // We are using one of the preset user agents.
 277             // Set the `userAgentSpinner` selection.
 278             userAgentSpinner.setSelection(userAgentArrayPosition);
 279
 280             // Show `userAgentTextView`.
 281             userAgentTextView.setVisibility(View.VISIBLE);
 282
 283             // Hide `customUserAgentEditText`.
 284             customUserAgentEditText.setVisibility(View.GONE);
 285
 286             // Set the user agent text.
 287             switch (currentUserAgentString) {
 288                 case "System default user agent":
 289                     // Display the user agent text string.
 290                     switch (defaultUserAgentString) {
 291                         case "WebView default user agent":
 292                             // Display the `WebView` default user agent.
 293                             userAgentTextView.setText(webViewDefaultUserAgentString);
 294                             break;
 295
 296                         case "Custom user agent":
 297                             // Display the custom user agent.
 298                             userAgentTextView.setText(defaultCustomUserAgentString);
 299                             break;
 300
 301                         default:
 302                             // Display the text from `defaultUserAgentString`.
 303                             userAgentTextView.setText(defaultUserAgentString);
 304                     }
 305                     break;
 306
 307                 case "WebView default user agent":
 308                     // Display the `WebView` default user agent.
 309                     userAgentTextView.setText(webViewDefaultUserAgentString);
 310                     break;
 311
 312                 default:
 313                     // Display the text from `currentUserAgentString`.
 314                     userAgentTextView.setText(currentUserAgentString);
 315             }
 316         }
 317
 318         // Set the selected font size.
 319         int fontSizeArrayPosition = fontSizeEntryValuesArrayAdapter.getPosition(String.valueOf(fontSizeInt));
 320         fontSizeSpinner.setSelection(fontSizeArrayPosition);
 321
 322         // Set the selected display website images mode.
 323         displayWebpageImagesSpinner.setSelection(displayImagesInt);
 324
 325         // Set the display website images icon.
 326         switch (displayImagesInt) {
 327             case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_SYSTEM_DEFAULT:
 328                 if (MainWebViewActivity.displayWebpageImagesBoolean) {
 329                     // Set the icon according to the theme.
 330                     if (MainWebViewActivity.darkTheme) {
 331                         displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_dark));
 332                     } else {
 333                         displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_light));
 334                     }
 335                 } else {
 336                     // Set the icon according to the theme.
 337                     if (MainWebViewActivity.darkTheme) {
 338                         displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_dark));
 339                     } else {
 340                         displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_light));
 341                     }
 342                 }
 343                 break;
 344
 345             case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_ENABLED:
 346                 // Set the icon according to the theme.
 347                 if (MainWebViewActivity.darkTheme) {
 348                     displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_dark));
 349                 } else {
 350                     displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_light));
 351                 }
 352                 break;
 353
 354             case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_DISABLED:
 355                 // Set the icon according to the theme.
 356                 if (MainWebViewActivity.darkTheme) {
 357                     displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_dark));
 358                 } else {
 359                     displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_light));
 360                 }
 361                 break;
 362         }
 363
 364
 365         // Set the `javaScriptEnabledSwitch` `OnCheckedChangeListener()`.
 366         javaScriptEnabledSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 367             @Override
 368             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 369                 if (isChecked) {  // JavaScript is enabled.
 370                     // Update the JavaScript icon.
 371                     javaScriptImageView.setImageDrawable(getResources().getDrawable(R.drawable.javascript_enabled));
 372
 373                     // Enable the DOM storage `Switch`.
 374                     domStorageEnabledSwitch.setEnabled(true);
 375
 376                     // Update the DOM storage icon.
 377                     if (domStorageEnabledSwitch.isChecked()) {  // DOM storage is enabled.
 378                         domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_enabled));
 379                     } else {  // DOM storage is disabled.
 380                         // Set the icon according to the theme.
 381                         if (MainWebViewActivity.darkTheme) {
 382                             domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_disabled_dark));
 383                         } else {
 384                             domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_disabled_light));
 385                         }
 386                     }
 387                 } else {  // JavaScript is disabled.
 388                     // Update the JavaScript icon.
 389                     javaScriptImageView.setImageDrawable(getResources().getDrawable(R.drawable.privacy_mode));
 390
 391                     // Disable the DOM storage `Switch`.
 392                     domStorageEnabledSwitch.setEnabled(false);
 393
 394                     // Set the DOM storage icon according to the theme.
 395                     if (MainWebViewActivity.darkTheme) {
 396                         domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_ghosted_dark));
 397                     } else {
 398                         domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_ghosted_light));
 399                     }
 400                 }
 401             }
 402         });
 403
 404         // Set the `firstPartyCookiesEnabledSwitch` `OnCheckedChangeListener()`.
 405         firstPartyCookiesEnabledSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 406             @Override
 407             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 408                 if (isChecked) {  // First-party cookies are enabled.
 409                     // Update the first-party cookies icon.
 410                     firstPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_enabled));
 411
 412                     // Enable the third-party cookies `Switch`.
 413                     thirdPartyCookiesEnabledSwitch.setEnabled(true);
 414
 415                     // Update the third-party cookies icon.
 416                     if (thirdPartyCookiesEnabledSwitch.isChecked()) {  // Third-party cookies are enabled.
 417                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_warning));
 418                     } else {  // Third-party cookies are disabled.
 419                         // Set the third-party cookies icon according to the theme.
 420                         if (MainWebViewActivity.darkTheme) {
 421                             thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_dark));
 422                         } else {
 423                             thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_light));
 424                         }
 425                     }
 426                 } else {  // First-party cookies are disabled.
 427                     // Update the first-party cookies icon according to the theme.
 428                     if (MainWebViewActivity.darkTheme) {
 429                         firstPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_dark));
 430                     } else {
 431                         firstPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_light));
 432                     }
 433
 434                     // Disable the third-party cookies `Switch`.
 435                     thirdPartyCookiesEnabledSwitch.setEnabled(false);
 436
 437                     // Set the third-party cookies icon according to the theme.
 438                     if (MainWebViewActivity.darkTheme) {
 439                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_ghosted_dark));
 440                     } else {
 441                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_ghosted_light));
 442                     }
 443                 }
 444             }
 445         });
 446
 447         // Set the `thirdPartyCookiesEnabledSwitch` `OnCheckedChangeListener()`.
 448         thirdPartyCookiesEnabledSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 449             @Override
 450             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 451                 // Update the icon.
 452                 if (isChecked) {
 453                     thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_warning));
 454                 } else {
 455                     // Update the third-party cookies icon according to the theme.
 456                     if (MainWebViewActivity.darkTheme) {
 457                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_dark));
 458                     } else {
 459                         thirdPartyCookiesImageView.setImageDrawable(getResources().getDrawable(R.drawable.cookies_disabled_light));
 460                     }
 461                 }
 462             }
 463         });
 464
 465         // Set the `domStorageEnabledSwitch` `OnCheckedChangeListener()`.
 466         domStorageEnabledSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 467             @Override
 468             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 469                 // Update the icon.
 470                 if (isChecked) {
 471                     domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_enabled));
 472                 } else {
 473                     // Set the icon according to the theme.
 474                     if (MainWebViewActivity.darkTheme) {
 475                         domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_disabled_dark));
 476                     } else {
 477                         domStorageImageView.setImageDrawable(getResources().getDrawable(R.drawable.dom_storage_disabled_light));
 478                     }
 479                 }
 480             }
 481         });
 482
 483         // Set the `formDataEnabledSwitch` `OnCheckedChangeListener()`.
 484         formDataEnabledSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 485             @Override
 486             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 487                 // Update the icon.
 488                 if (isChecked) {
 489                     formDataImageView.setImageDrawable(getResources().getDrawable(R.drawable.form_data_enabled));
 490                 } else {
 491                     // Set the icon according to the theme.
 492                     if (MainWebViewActivity.darkTheme) {
 493                         formDataImageView.setImageDrawable(getResources().getDrawable(R.drawable.form_data_disabled_dark));
 494                     } else {
 495                         formDataImageView.setImageDrawable(getResources().getDrawable(R.drawable.form_data_disabled_light));
 496                     }
 497                 }
 498             }
 499         });
 500
 501         // Set the `userAgentSpinner` `onItemClickListener()`.
 502         userAgentSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
 503             @Override
 504             public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
 505                 // Store the new user agent string.
 506                 String newUserAgentString = getResources().getStringArray(R.array.domain_settings_user_agent_entry_values)[position];
 507
 508                 // Set the new user agent.
 509                 switch (newUserAgentString) {
 510                     case "System default user agent":
 511                         // Show `userAgentTextView`.
 512                         userAgentTextView.setVisibility(View.VISIBLE);
 513
 514                         // Hide `customUserAgentEditText`.
 515                         customUserAgentEditText.setVisibility(View.GONE);
 516
 517                         // Set the user text.
 518                         switch (defaultUserAgentString) {
 519                             case "WebView default user agent":
 520                                 // Display the `WebView` default user agent.
 521                                 userAgentTextView.setText(webViewDefaultUserAgentString);
 522                                 break;
 523
 524                             case "Custom user agent":
 525                                 // Display the custom user agent.
 526                                 userAgentTextView.setText(defaultCustomUserAgentString);
 527                                 break;
 528
 529                             default:
 530                                 // Display the text from `defaultUserAgentString`.
 531                                 userAgentTextView.setText(defaultUserAgentString);
 532                         }
 533                         break;
 534
 535                     case "WebView default user agent":
 536                         // Show `userAgentTextView` and set the text.
 537                         userAgentTextView.setVisibility(View.VISIBLE);
 538                         userAgentTextView.setText(webViewDefaultUserAgentString);
 539
 540                         // Hide `customUserAgentEditText`.
 541                         customUserAgentEditText.setVisibility(View.GONE);
 542                         break;
 543
 544                     case "Custom user agent":
 545                         // Hide `userAgentTextView`.
 546                         userAgentTextView.setVisibility(View.GONE);
 547
 548                         // Show `customUserAgentEditText` and set `userAgentString` as the text.
 549                         customUserAgentEditText.setVisibility(View.VISIBLE);
 550                         customUserAgentEditText.setText(currentUserAgentString);
 551                         break;
 552
 553                     default:
 554                         // Show `userAgentTextView` and set the text.
 555                         userAgentTextView.setVisibility(View.VISIBLE);
 556                         userAgentTextView.setText(newUserAgentString);
 557
 558                         // Hide `customUserAgentEditText`.
 559                         customUserAgentEditText.setVisibility(View.GONE);
 560                 }
 561             }
 562
 563             @Override
 564             public void onNothingSelected(AdapterView<?> parent) {
 565                 // Do nothing.
 566             }
 567         });
 568
 569         // Set the `displayImagesSwitch` `onItemClickListener()`.
 570         displayWebpageImagesSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
 571             @Override
 572             public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
 573                 // Update the icon.
 574                 switch (position) {
 575                     case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_SYSTEM_DEFAULT:
 576                         if (MainWebViewActivity.displayWebpageImagesBoolean) {
 577                             // Set the icon according to the theme.
 578                             if (MainWebViewActivity.darkTheme) {
 579                                 displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_dark));
 580                             } else {
 581                                 displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_light));
 582                             }
 583                         } else {
 584                             // Set the icon according to the theme.
 585                             if (MainWebViewActivity.darkTheme) {
 586                                 displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_dark));
 587                             } else {
 588                                 displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_light));
 589                             }
 590                         }
 591                         break;
 592
 593                     case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_ENABLED:
 594                         // Set the icon according to the theme.
 595                         if (MainWebViewActivity.darkTheme) {
 596                             displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_dark));
 597                         } else {
 598                             displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_enabled_light));
 599                         }
 600                         break;
 601
 602                     case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_DISABLED:
 603                         // Set the icon according to the theme.
 604                         if (MainWebViewActivity.darkTheme) {
 605                             displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_dark));
 606                         } else {
 607                             displayWebpageImagesImageView.setImageDrawable(getResources().getDrawable(R.drawable.images_disabled_light));
 608                         }
 609                         break;
 610                 }
 611             }
 612
 613             @Override
 614             public void onNothingSelected(AdapterView<?> parent) {
 615                 // Do nothing.
 616             }
 617         });
 618
 619         return domainSettingsView;
 620     }
 621 }