pointer-events:none解决重叠元素不能感应鼠标事件的问题

本文介绍了SVG起源的Pointer-events属性,该属性可以让HTML元素忽略点击事件,并允许事件穿透至底层元素。文章还提及了该属性在Firefox3.6+、Safari4及Google Chrome等浏览器中的支持情况。

Pointer-events原本来源于SVG,目前在很多浏览器中已经得到体现。不过,要让任何HTML元素生效还得借助于一点点css。该属性称之为pointer-events,基本上可以将它设置为auto,这是正常的行为,而“none”是一个有趣的属性。

如果你已经设置一个元素的css属性为pointer-events: none。它将不会捕获任何click事件,而是让事件穿过该元素到达下面的元素。

浏览器支持

到目前为止,Firefox 3.6+、Safari 4 和Google Chrome支持Pointer-events。


<div class="container"> <div class="top"> <div class="top-left"> <div class="top-left-side"> </div> <div class="top-left-content"> <div class="logo"> <img src="/plugin_assets/polls/images/icon-company.png" alt="公司图标"> <div class="logo-text"> <div class="company-name">武汉光庭信息技术股份有限...</div> <div class="platform-name">数字化学习平台</div> </div> </div> <div class="nav"> <div class="nav-item"> <img src="/plugin_assets/polls/images/icon-home.png" alt="首页"> <span>首页</span> </div> <div class="nav-item"> <img src="/plugin_assets/polls/images/icon_study.png" alt="学习中心"> <span>学习中心</span> </div> <div class="nav-item"> <img src="/plugin_assets/polls/images/icon_shop.png" alt="知识商城"> <span>知识商城</span> </div> <div class="nav-item"> <img src="/plugin_assets/polls/images/icon_profile.png" alt="个人中心"> <span>个人中心</span> </div> </div> </div> </div> <div class="top-right"> <div class="search"> <label> <input type="text" placeholder="请输入想要的内容"> </label> <a class="search-icon">🔍︎</a> </div> </div> </div> <div class="bottom"> <div class="content"> </div> </div> </div> <style> * { box-sizing: border-box; margin: 0; padding: 0; } html, body { height: 100%; } .container { display: flex; flex-direction: column; height: 100vh; } .top { height: 10vh; background-color: #f0f0f0; border-bottom: 1px solid #ccc; display: flex; box-sizing: border-box; background-color: hsla(0, 0%, 100%, 0.6); } .top-left { flex: 0 0 66%; display: flex; align-items: center; } .top-left-side { flex: 0 0 30%; display: flex; align-items: center; } .top-left-content { flex: 0 0 70%; display: flex; align-items: center; gap: 20px; } .top-right { display: flex; align-items: center; justify-content: flex-start; } .logo { display: flex; align-items: center; } .logo img { width: 38px; height: 38px; margin-right: 16px; } .logo-text { display: flex; flex-direction: column; overflow: hidden; } .company-name { font-size: 18px; pointer-events: none; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; } .platform-name { font-size: 14px; color: #666; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; } .nav { display: flex; gap: 25px; justify-content: flex-start; } .nav-item { display: flex; flex-direction: row; align-items: center; white-space: nowrap; gap: 3px; font-size: 16px; color: #a9a9a9; text-decoration: none; transition: color 0.3s; } .nav-item img { width: 20px; height: 20px; flex-shrink: 0; display: block; } .nav-item:hover { color: #007bff; } .search { flex: 0 0 285px; position: relative; max-width: 400px; display: inline-block; } .search input { width: 100%; height: 30px; padding-left: 35px; font-size: 14px; border: 1px solid #759fcf; border-radius: 4px; box-sizing: border-box; } .search-icon { position: absolute; left: 0; top: 0; height: 100%; width: 30px; display: flex; align-items: center; justify-content: center; pointer-events: none; color: #888; font-size: 16px; background: transparent; border: none; } /*********************bottom****************************/ .bottom { flex: 1; background-color: rgba(242, 242, 242, 0.3); position: relative; padding-bottom: 30px; /* 为边框+内容预留空间 */ } .content { position: absolute; bottom: 0; width: 100%; border-top: 1px solid #000; padding-top: 10px; min-height: 20px; /* 确保元素有最小高度 */ } </style> content边框不显示出来
09-17
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