web-ui settings: Explicitly set preferences for sans-serif font and minimum l...

chrome/browser/resources/options/font_settings_ui.js

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-cr.define('options', function() {
-
-  /////////////////////////////////////////////////////////////////////////////
-  // MinimumFontSizeSelect class:
-
-  // Define a constructor that uses a select element as its underlying element.
-  var MinimumFontSizeSelect = cr.ui.define('select');
-
-  MinimumFontSizeSelect.prototype = {
-    __proto__: HTMLSelectElement.prototype,
-
-    /** @inheritDoc */
-    decorate: function() {
-      var self = this;
-
-      // Listen to pref changes.
-      Preferences.getInstance().addEventListener(
-          'webkit.webprefs.minimum_font_size', function(event) {
-            var value = (event.value && event.value['value'] != undefined)
-                ? event.value['value'] : event.value;
-            self.managed = (event.value && event.value['managed'] != undefined)
-                ? event.value['managed'] : false;
-            self.disabled = self.managed;
-            for (var i = 0; i < self.options.length; i++) {
-              if (self.options[i].value == value) {
-                self.selectedIndex = i;
-                return;
-              }
-            }
-            // Item not found, select first item.
-            self.selectedIndex = 0;
-          });
-
-      // Listen to user events.
-      this.addEventListener('change',
-          function(e) {
-            if (self.options[self.selectedIndex].value > 0) {
-              Preferences.setIntegerPref(
-                  'webkit.webprefs.minimum_font_size',
-                   self.options[self.selectedIndex].value,
-                   'Options_ChangeMinimumFontSize');
-              Preferences.setIntegerPref(
-                  'webkit.webprefs.minimum_logical_font_size',
-                   self.options[self.selectedIndex].value, '');
-            } else {
-              Preferences.clearPref(
-                  'webkit.webprefs.minimum_font_size',
-                   'Options_ChangeMinimumFontSize');
-              Preferences.clearPref(
-                  'webkit.webprefs.minimum_logical_font_size', '');
-            }
-          });
-    },
-  };
-
-  // Export
-  return {
-    MinimumFontSizeSelect: MinimumFontSizeSelect
-  };
-
-});
-