1 // Copyright 2014 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 // The <code>chrome.hotwordPrivate</code> API allows extensions to access and
6 // mutate the preference for enabling hotword search. It also provides
7 // information on whether the hotword search is available. This API provides an
8 // event interface to transmit to the extension a signal that the preference fo
9 // hotword search has change.
11 // For an FYI, visit http://goo.gl/AyHbkH
13 [nodoc] namespace hotwordPrivate {
15 dictionary StatusDetails {
16 // If the hotword extension is enabled. Will always be false if |available|
20 // Whether the hotword extension is available to be enabled
24 callback GenericDoneCallback = void ();
25 callback StatusDetailsCallback = void(StatusDetails result);
28 // Sets the current enabled state of hotword search.
29 // True: enable hotword search. False: disable hotword search.
30 static void setEnabled(boolean state, optional GenericDoneCallback callback);
32 // Retrieves the current state of hotword search.
33 // The result is put into a StatusDetails object.
34 static void getStatus(StatusDetailsCallback callback);
38 // Fired when the hotword search enabled preference is changed.
39 static void onEnabledChanged();