这是
实验性技术
检查
浏览器兼容性表格
要小心谨慎在生产中使用这之前。
onkeystatuseschange
特性为
MediaKeySession
is an event handler, fired whenever a
keystatuschange
event ocurrs, denoting there has been a change in the keys or their statuses within a session.
This interface inherits from the
ExtendableEvent
接口。
<div id="interfaceDiagram" style="display: inline-block; position: relative; width: 100%; padding-bottom: 8.571428571428571%; vertical-align: middle; overflow: hidden;"><svg style="display: inline-block; position: absolute; top: 0; left: 0;" viewbox="-20 0 700 60" preserveAspectRatio="xMinYMin meet"><a xlink:href="../API/EventTarget.html" target="_top"><rect x="1" y="1" width="110" height="50" fill="#fff" stroke="#D4DDE4" stroke-width="2px" /><text x="56" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">EventTarget</text></a><polyline points="111,25 121,20 121,30 111,25" stroke="#D4DDE4" fill="none"/><line x1="121" y1="25" x2="151" y2="25" stroke="#D4DDE4"/><a xlink:href="../API/MediaKeySession" target="_top"><rect x="151" y="1" width="150" height="50" fill="#F4F7F8" stroke="#D4DDE4" stroke-width="2px" /><text x="226" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">MediaKeySession</text></a></svg></div>
a:hover text { fill: #0095DD; pointer-events: all;}
MediaKeySession.onkeystatuseschange = function(keystatuschange) { ... }
| 规范 | 状态 | 注释 |
|---|---|---|
|
加密媒体扩展
The definition of 'onkeystatuseschange' in that specification. |
推荐 | 初始定义。 |
| 桌面 | 移动 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
onkeystatuseschange
|
Chrome 55 | Edge ≤79 | Firefox Yes | IE ? | Opera 42 | Safari ? | WebView Android 43 | Chrome Android 55 | Firefox Android Yes | Opera Android 42 | Safari iOS ? | Samsung Internet Android 6.0 |
完整支持
兼容性未知
实验。期望将来行为有所改变。