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I have youtube iframe's embedded in a reveal.js slide. However, I can't use any youtube shortcuts (e.g., |
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Replies: 4 comments 2 replies
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This is a security limitation—an iframe is not allowed to listen to keyboard events from its parent window. The only for it to gain access is if you click on and move focus to the iframe. The only fix I can think of for this would be to listen to the keyboard events in the parent window and then call |
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Hi @hakimel, thanks for the response! |
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BTW: Once I click on the YouTube player and use the keys there, is there a key that will exit the YT focus and get me back to reveal.js keys, or do I have to use a pointer? |
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You'll need to use your pointer to get out AFAIK. The parent window isn't allowed to know what keypresses occur inside of an iframe. That said it isn't possible to add a custom shortcut in reveal.js for moving focus back up to the parent window. |
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BTW: Did you mean it "is possible"? The "that said" throws me off. 🙂 |
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No, that was meant to say "isn't possible" 😄 Meaning reveal.js can not detect keyboard shortcuts when the iframe is focused. |
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This is a security limitation—an iframe is not allowed to listen to keyboard events from its parent window. The only for it to gain access is if you click on and move focus to the iframe.
The only fix I can think of for this would be to listen to the keyboard events in the parent window and then call
postMessageAPI methods on the YouTube iframe to trigger the corresponding action. Not sure what events that YouTube supports in their postMessage API though.