b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
88 lines
2.7 KiB
JavaScript
88 lines
2.7 KiB
JavaScript
/**
|
|
Copyright 2012, Mozilla Foundation
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
/* globals IACHandler */
|
|
|
|
/**
|
|
* Forward all relevant events in System to the LockScreen frame.
|
|
* System --> LockScreen
|
|
*/
|
|
'use strict';
|
|
(function(exports) {
|
|
var LockScreenAgent = function(frame) {
|
|
this.configs = {
|
|
listens: [
|
|
'lockscreen-notification-request-append',
|
|
'lockscreen-notification-request-clear',
|
|
'emergency-call-leave',
|
|
'screenchange',
|
|
'timeformatchange',
|
|
'iac-mediacomms',
|
|
'appterminated', // for the music playback widget
|
|
'bluetoothprofileconnectionchange',
|
|
'lockscreen-request-mediacommand',
|
|
'lockscreen-appclosed' // necessary for state manager
|
|
]
|
|
};
|
|
this.frame = frame;
|
|
};
|
|
|
|
LockScreenAgent.prototype.start = function() {
|
|
this.startEventListeners();
|
|
};
|
|
|
|
LockScreenAgent.prototype.startEventListeners = function() {
|
|
this.configs.listens.forEach((ename) => {
|
|
window.addEventListener(ename, this);
|
|
});
|
|
};
|
|
|
|
LockScreenAgent.prototype.handleEvent = function(event) {
|
|
// XXX: This is a special case: it do not forward System events to
|
|
// LockScreen frame. Instead of, the event flow is:
|
|
//
|
|
// LockScreen -> System -> (this agent) -> IAC
|
|
//
|
|
// This is because WHEN we're in the inner iframe, comapre to the real
|
|
// app frame, LockScreen can't get the IAC port to communicate with
|
|
// media apps. So we need an agent to forward it.
|
|
//
|
|
// @see LockScreenMediaPlaybackWidget#handleEvent
|
|
if ('lockscreen-request-mediacommand' === event.type) {
|
|
var port = IACHandler ?
|
|
IACHandler.getPort('mediacomms') : null;
|
|
if (!port) {
|
|
console.error('No port for MediaPlaybackWidget');
|
|
return;
|
|
}
|
|
port.postMessage( { command: event.detail } );
|
|
return;
|
|
}
|
|
|
|
// XXX: Before we make LockScreen really as an iframe,
|
|
// do nothing and let events pass through.
|
|
// After we put LockScreen in an iframe, re-create the event and
|
|
// dispatch it to LockScreen's window.
|
|
};
|
|
|
|
LockScreenAgent.prototype.stop = function() {
|
|
this.configs.listens.forEach((ename) => {
|
|
window.removeEventListener(ename, this);
|
|
});
|
|
};
|
|
exports.LockScreenAgent = LockScreenAgent;
|
|
})(window);
|
|
|