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---
title: disabled
slug: Mozilla/Tech/XUL/Attribute/disabled
tags:
- XUL Attributes
translation_of: Archive/Mozilla/XUL/Attribute/disabled
---
<div class="noinclude"><span class="breadcrumbs xulRefAttr_breadcrumbs">« <a href="/zh-CN/docs/XUL_Reference">XUL Reference home</a></span></div>
<dl>
<dt><code id="a-disabled"><a href="https://developer.mozilla.org/zh-CN/docs/Mozilla/Tech/XUL/Attribute/disabled">disabled</a></code></dt>
<dd> </dd>
<dd>
<h5 id="类型boolean">类型:<em>boolean</em></h5>
</dd>
<dd>
<h5 id="表示元素是被禁用的。">表示元素是被禁用的。</h5>
<p>如果这个元素的disabled属性被设置为true,表示元素被禁用,被禁用的属性在页面上通常会显示灰色文本,它无法响应用户的操作,它也无法得到光标。</p>
<p>然而,这个元素仍然能够响应鼠标事件,如果要启用这个元素,把disabled设置为false</p>
</dd>
</dl>
<h4 id="示例:">示例:</h4>
<div class="float-right"><img alt="Image:XUL_ref_attr_disabled.png" src="https://mdn.mozillademos.org/files/1742/XUL_ref_attr_disabled.png"></div>
<pre><code>// Disabling an element
document.getElementById('buttonRemove').setAttribute("disabled", "true");
// Enabling back an element by removing the "disabled" attribute
document.getElementById('buttonRemove').removeAttribute("disabled");</code></pre>
<p></p><div class="blockIndicator standardNote">
<p><a href="https://developer.mozilla.org/zh-CN/docs/Mozilla/Firefox/Releases/3.5">Firefox 3.5 note</a></p>
<p style="font-weight: 400;">For <a href="https://developer.mozilla.org/en-US/docs/XUL/keyset" title="en/XUL/Keyset"><code>keyset</code></a> elements, support for this attribute was added in Firefox 3.5.</p>
</div><p></p>
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