text tracks do not fire change, addtrack, or removetrack events

Issue #5382212 • Assigned to Frank L.


Nov 9, 2015
This issue is public.
Reported by 4 people

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Steps to reproduce


Repro Steps:

  1. create a page with a video element
  2. get a reference to the TextTrackList object from the video element
  3. attach change, addtrack, and removetrack listeners using both addEventListener and the onevent style property.
  4. add a track to the video.
  5. change the mode of the track
  6. remove the track from the video.

Also, check out my sample: https://output.jsbin.com/kumefu/4

Expected Results:

For steps 4, 5, and 6 we should receive two events each, one from addEventListener and one from onevent, for addtrack, change, and `removetrack.

Actual Results:

Dev Channel specific:



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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “Venkat K.”

      Changed Assigned To from “Venkat K.” to “Frank L.”

      Changed Assigned To from “Frank L.” to “James M.”

      Changed Assigned To from “James M.” to “Frank L.”

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