---
title: dom.event.clipboardevents.enabled
slug: Mozilla/Preferences/Preference_reference/dom.event.clipboardevents.enabled
translation_of: Mozilla/Preferences/Preference_reference/dom.event.clipboardevents.enabled
---
<p><code>dom.event.clipboardevents.enabled</code> 控制,当用户在网页上执行复制,粘贴或者剪切动作时,是否触发 <code><a href="/zh-cn/DOM/element.oncopy" title="element.oncopy">oncopy</a></code>, <code><a href="/zh-cn/DOM/element.oncut" title="element.oncut">oncut</a></code> 和 <code><a href="/zh-cn/DOM/element.onpaste" title="element.onpaste">onpaste</a></code> 事件.</p>
<ul style="display: table; padding: 0; border-left: 2px solid; margin-left: 0.5em;"> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>类型:</dfn><code>boolean</code></li> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>默认值:</dfn><code>true</code></li> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>默认已存在:</dfn> no</li> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>支持版本:</dfn> Gecko 13.0 {{ geckoRelease("13.0") }}</li> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>状态:</dfn> Active; last updated 2012-02-15</li> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>介绍:</dfn> Pushed to Nightly on 2012-02-14</li> <li style="display: table-row; padding: 3px; margin: 0;"><dfn>Bugs:</dfn> {{ bug("542938") }}</li>
</ul>
<h2 id="值">值</h2>
<dl> <dt><code>true</code> (默认)</dt> <dd>可以触发 <code><a href="/zh-cn/DOM/element.oncopy" title="element.oncopy">oncopy</a></code>, <code><a href="/zh-cn/DOM/element.oncut" title="element.oncut">oncut</a></code> 和 <code><a href="/zh-cn/DOM/element.onpaste" title="element.onpaste">onpaste</a></code> 事件</dd> <dt><code>false</code></dt> <dd>不会触发 <code><a href="/zh-cn/DOM/element.oncopy" title="element.oncopy">oncopy</a></code>, <code><a href="/zh-cn/DOM/element.oncut" title="element.oncut">oncut</a></code> 和 <code><a href="/zh-cn/DOM/element.onpaste" title="element.onpaste">onpaste</a></code> 事件</dd>
</dl>
<p>{{ languages( { "en": "en/Mozilla/Preferences/Preference_reference/dom.event.clipboardevents.enabled" } ) }}</p>