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---
title: Window.ondevicelight
slug: orphaned/Web/API/Window/ondevicelight
tags:
- 实验中
- 属性
- 引用
- 接口
- 环境光事件
translation_of: Web/API/Window/ondevicelight
original_slug: Web/API/Window/ondevicelight
---
<div>{{APIRef}}</div>
<div>声明一个事件监听用以接收{{event("devicelight")}}事件。事件在设备的光传感器检测到周围环境光的强度发生变化时触发。</div>
<h2 id="语法">语法</h2>
<pre class="syntaxbox">window.ondevicelight = <var>funcRef</var></pre>
<p>当{{event("devicelight")}}事件触发时，调用<code><em>funcRef</em></code>函数。这些事件皆为 {{domxref("DeviceLightEvent")}}事件类型。</p>
<h2 id="规范">规范</h2>
<table class="standard-table">
<thead>
<tr>
<th scope="col">Specification</th>
<th scope="col">Status</th>
<th scope="col">Comment</th>
</tr>
</thead>
<tbody>
<tr>
<td>{{SpecName('AmbientLight', '#event-handlers', 'Ambient Light Events')}}</td>
<td>{{Spec2('AmbientLight')}}</td>
<td>Initial definition</td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性">浏览器兼容性</h2>
<p>{{CompatibilityTable}}</p>
<div id="compat-desktop">
<table class="compat-table">
<tbody>
<tr>
<th>Feature</th>
<th>Chrome</th>
<th>Edge</th>
<th>Firefox (Gecko)</th>
<th>Internet Explorer</th>
<th>Opera</th>
<th>Safari</th>
</tr>
<tr>
<td>Basic support</td>
<td>{{CompatNo}}</td>
<td>{{CompatVersionUnknown}}</td>
<td>{{CompatGeckoDesktop("22.0")}}<sup>[1]</sup></td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
</tr>
</tbody>
</table>
</div>
<div id="compat-mobile">
<table class="compat-table">
<tbody>
<tr>
<th>Feature</th>
<th>Android Webview</th>
<th>Chrome for Android</th>
<th>Edge</th>
<th>Firefox Mobile (Gecko)</th>
<th>IE Mobile</th>
<th>Opera Mobile</th>
<th>Safari Mobile</th>
</tr>
<tr>
<td>Basic support</td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatGeckoMobile("15.0")}}<sup>[1]</sup></td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
</tr>
</tbody>
</table>
</div>
<p>[1] 事件{{event("devicelight")}} 的使用最先被实现应用在Android (15.0) 的移动端火狐浏览器和火狐操作系统(B2G)。从 Gecko 22.0 {{geckoRelease("22.0")}}开始，面向Mac OS X 的桌面应用也已实现。目前对Windows 7的支持还在进行中(详见 {{bug(754199)}})。</p>
<h2 id="相关链接">相关链接</h2>
<ul>
<li>{{event("devicelight")}}</li>
<li>{{domxref("DeviceLightEvent")}}</li>
<li><a href="/en-US/docs/Web/API/DeviceLightEvent/Using_light_events">Using Light Events</a></li>
</ul>
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