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fix(iframe_api): prevents multiple execution of listeners per event

This commit is contained in:
hristoterezov 2017-01-18 13:24:30 -06:00
parent 6bf0f9b2ec
commit 09d63d38ab
1 changed files with 6 additions and 1 deletions
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7
modules/API/external/external_api.js vendored
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@ -173,6 +173,9 @@ function JitsiMeetExternalAPI(domain, room_name, width, height, parentNode,
this.eventHandlers = {};
// Map<{string} event_name, {boolean} postis_listener_added>
this.postisListeners = {};
this.numberOfParticipants = 1;
this._setupListeners();
@ -328,12 +331,14 @@ JitsiMeetExternalAPI.prototype.addEventListener = function(event, listener) {
}
// We cannot remove listeners from postis that's why we are handling the
// callback that way.
if(!(event in this.eventHandlers))
if(!this.postisListeners[event]) {
this.postis.listen(events[event], function(data) {
if((event in this.eventHandlers) &&
typeof this.eventHandlers[event] === "function")
this.eventHandlers[event].call(null, data);
}.bind(this));
this.postisListeners[event] = true;
}
this.eventHandlers[event] = listener;
changeEventStatus(this.postis, event, true);
};