HTMLMediaElement.onwaitingforkey - Web APIs
the onwaitingforkey property of the htmlmediaelement is an event handler, fired when a waitingforkey event occurs, when playback is blocked while waiting for an encryption key.
...nt" target="_top"><rect x="331" y="65" width="160" height="50" fill="#f4f7f8" stroke="#d4dde4" stroke-width="2px" /><text x="411" y="94" font-size="12px" font-family="consolas,monaco,andale mono,monospace" fill="#4d4e53" text-anchor="middle" alignment-baseline="middle">htmlmediaelement</text></a></svg></div> a:hover text { fill: #0095dd; pointer-events: all;} syntax htmlmediaelement.onwaitingforkey = function(waitingforkey) { ...
... } specifications specification status comment encrypted media extensionsthe definition of 'onwaitingforkey' in that specification.
... desktopmobilechromeedgefirefoxinternet exploreroperasafariandroid webviewchrome for androidfirefox for androidopera for androidsafari on iossamsung internetonwaitingforkeychrome full support 55edge full support 79firefox full support yesie ?

HTMLMediaElement - Web APIs
htmlmediaelement.onwaitingforkey sets the eventhandler called when playback is blocked while waiting for an encryption key.
... recommendation adds mediakeys, mediaencryptedevent, setmediakeys, onencrypted, and onwaitingforkey.

Index - Web APIs
1794 htmlmediaelement.onwaitingforkey the onwaitingforkey property of the htmlmediaelement is an event handler, fired when a waitingforkey event occurs, when playback is blocked while waiting for an encryption key.