mirror of
https://github.com/vector-im/element-ios.git
synced 2024-09-30 00:02:47 +00:00
64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
|
/*
|
||
|
Copyright 2017 Vector Creations Ltd
|
||
|
|
||
|
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.
|
||
|
*/
|
||
|
|
||
|
window.riotIOS = {};
|
||
|
|
||
|
// Generic JS -> ObjC bridge
|
||
|
window.riotIOS.sendObjectMessageToObjC = function(parameters) {
|
||
|
var iframe = document.createElement('iframe');
|
||
|
iframe.setAttribute('src', 'js:' + JSON.stringify(parameters));
|
||
|
|
||
|
document.documentElement.appendChild(iframe);
|
||
|
iframe.parentNode.removeChild(iframe);
|
||
|
iframe = null;
|
||
|
};
|
||
|
|
||
|
window.riotIOS.events = {};
|
||
|
|
||
|
// Listen to messages posted by Modular
|
||
|
window.riotIOS.onMessage = function(event) {
|
||
|
|
||
|
// Do not SPAM ObjC with event already managed
|
||
|
if (riotIOS.events[event.data._id]) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// Keep this event for future usage
|
||
|
riotIOS.events[event.data._id] = event;
|
||
|
|
||
|
riotIOS.sendObjectMessageToObjC({
|
||
|
'event.data': event.data,
|
||
|
});
|
||
|
};
|
||
|
window.addEventListener('message', riotIOS.onMessage, false);
|
||
|
|
||
|
|
||
|
// ObjC -> Modular JS bridge
|
||
|
window.riotIOS.sendResponse = function(eventId, res) {
|
||
|
|
||
|
// Retrieve the correspong JS event
|
||
|
var event = riotIOS.events[eventId];
|
||
|
|
||
|
console.log(eventId + ": " + event);
|
||
|
|
||
|
var data = JSON.parse(JSON.stringify(event.data));
|
||
|
data.response = res;
|
||
|
event.source.postMessage(data, event.origin);
|
||
|
|
||
|
// Mark this event as handled
|
||
|
riotIOS.events[eventId] = true;
|
||
|
}
|