Merge Chromium + Blink git repositories
[chromium-blink-merge.git] / chrome / renderer / resources / extensions / chrome_setting.js
blob8d6f29e3fd2911d06bdd374ee2a6f976dc2870b1
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 var Event = require('event_bindings').Event;
6 var sendRequest = require('sendRequest').sendRequest;
7 var validate = require('schemaUtils').validate;
9 function extendSchema(schema) {
10   var extendedSchema = $Array.slice(schema);
11   extendedSchema.unshift({'type': 'string'});
12   return extendedSchema;
15 function ChromeSetting(prefKey, valueSchema) {
16   this.get = function(details, callback) {
17     var getSchema = this.functionSchemas.get.definition.parameters;
18     validate([details, callback], getSchema);
19     return sendRequest('types.ChromeSetting.get',
20                        [prefKey, details, callback],
21                        extendSchema(getSchema));
22   };
23   this.set = function(details, callback) {
24     var setSchema = $Array.slice(
25         this.functionSchemas.set.definition.parameters);
26     setSchema[0].properties.value = valueSchema;
27     validate([details, callback], setSchema);
28     return sendRequest('types.ChromeSetting.set',
29                        [prefKey, details, callback],
30                        extendSchema(setSchema));
31   };
32   this.clear = function(details, callback) {
33     var clearSchema = this.functionSchemas.clear.definition.parameters;
34     validate([details, callback], clearSchema);
35     return sendRequest('types.ChromeSetting.clear',
36                        [prefKey, details, callback],
37                        extendSchema(clearSchema));
38   };
39   this.onChange = new Event('types.ChromeSetting.' + prefKey + '.onChange');
42 exports.ChromeSetting = ChromeSetting;