HTML
CSS
JavaScript
HTML
<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />
<title>可用的一些布局(搜索框篇) - 光年(Light Year Admin)后台管理系统模板</title>
<link rel="icon" href="favicon.ico" type="image/ico">
<meta name="keywords" content="LightYear,光年,后台模板,后台管理系统,光年HTML模板">
<meta name="description" content="LightYear是一个基于Bootstrap v3.3.7的后台管理系统的HTML模板。">
<meta name="author" content="yinqi">
<link href="http://lyear.itshubao.com/iframe/css/bootstrap.min.css" rel="stylesheet">
<link href="http://example.itshubao.com/demo/css/materialdesignicons.min.css" rel="stylesheet">
<link href="http://lyear.itshubao.com/iframe/css/style.min.css" rel="stylesheet">
</head>
  
<body>
<div class="container-fluid p-t-15">
  
  <div class="row">
    <div class="col-md-12">
      <div class="card">
        <div class="card-header"><h4>可用的一些布局 - 搜索框篇</h4></div>
        <div class="card-body">
          
          <p>搜索框布局演示，布局来源于网络，大家看需要使用，O(∩_∩)O。<span class="text-danger">目前这些布局是基于bootstrap 3.3.7。</span></p>
          
        </div>
      </div>
    </div>
    
  </div>
  
  <div class="row">
    <div class="col-md-12">
      <div class="card">
        <div class="card-header"><h4>搜索框</h4></div>
        <div class="card-body">
          
          <p>图标默认左侧</p>
          <div class="form-group">
            <form class="lyear-search">
              <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词...">
            </form>
          </div>
          
          <p>右侧图标</p>
          <div class="form-group">
            <form class="lyear-search lyear-search-right">
              <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词...">
            </form>
          </div>
          
          <p>圆形样式</p>
          <div class="form-group">
            <form class="lyear-search lyear-search-right lyear-search-rounder w-200-px">
              <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词...">
            </form>
          </div>
          
          <p>可点击按钮</p>
          <div class="form-group">
            <form class="lyear-search lyear-search-left">
              <div class="input-group">
                <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词...">
                <div class="input-group-btn">
                  <button type="button" class="btn btn-default">搜索</button>
                </div>
              </div>
            </form>
          </div>
          
          <p>圆形可点击按钮</p>
          <div class="form-group">
            <form class="lyear-search lyear-search-left lyear-search-rounder">
              <div class="input-group">
                <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词...">
                <div class="input-group-btn">
                  <button type="button" class="btn btn-default">搜索</button>
                </div>
              </div>
            </form>
          </div>
          
          <p>图标放按钮上</p>
          <div class="form-group">
            <form class="lyear-search lyear-search-left lyear-search-noicon">
              <div class="input-group">
                <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词...">
                <div class="input-group-btn">
                  <button type="button" class="btn btn-default"><i class="mdi mdi-magnify"></i></button>
                </div>
              </div>
            </form>
          </div>
          
          <p>可伸缩的搜索框(这里需要禁止输入框提示历史记录 <code>autocomplete="off"</code>)</p>
          <div class="form-group">
            <form class="lyear-search lyear-search-left lyear-search-circle">
              <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词..." autocomplete="off">
            </form>
          </div>
          <div class="form-group text-right">
            <form class="lyear-search lyear-search-right lyear-search-circle">
              <input type="text" name="keywords" class="form-control" placeholder="请输入搜索的关键词..." autocomplete="off">
            </form>
          </div>
          
        </div>
      </div>
    </div>
  </div>
  
</div>
</body>
</html>
CSS
/* 默认的搜索框 */
.lyear-search {
    position: relative;
    z-index: 0;
    display: -webkit-inline-box;
    display: inline-flex;
}
.lyear-search input {
    width: 300px;
    padding-left: 35px;
    -webkit-transition: .5s;
    transition: .5s;
}
.lyear-search.lyear-search-right input {
    padding-left: 12px;
    padding-right: 35px;
}
.lyear-search::before {
    content: "\f349";
    font-family: "Material Design Icons";
    font-size: 24px;
    position: absolute;
    z-index: 99;
    top: 0px;
    left: 0px;
    color: rgba(77,82,89,0.4);
    width: 38px;
    height: 38px;
    text-align: center;
    cursor: text;
}
.lyear-search.lyear-search-right::before {
    left: auto;
    right: 0px;
}
.lyear-search.lyear-search-rounder input {
    border-radius: 19px
}
.lyear-search.lyear-search-rounder .btn:last-child {
    border-top-right-radius: 19px;
    border-bottom-right-radius: 19px;
}
.lyear-search.lyear-search-circle::before {
    z-index: -1;
}
.lyear-search.lyear-search-circle input {
    background-color: transparent;
    -webkit-border-radius: 19px;
    border-radius: 19px;
    width: 38px;
    padding-right: 0px;
    padding-left: 38px;
}
.lyear-search.lyear-search-circle input:focus {
    width: 100%;
    padding-right: 12px;
}
.lyear-search.lyear-search-circle.lyear-search-right input:focus {
    width: 300px;
    padding-left: 12px;
}
.lyear-search.lyear-search-noicon::before {
    content: '';
}
.lyear-search.lyear-search-noicon .btn {
    padding-top: 3px;
    padding-bottom: 4px;
}
.lyear-search.lyear-search-noicon .btn .mdi {
    line-height: 29px;
    font-size: 20px;
    vertical-align: top;
}
.lyear-search.lyear-search-noicon.lyear-search-left input {
    padding-left: 12px;
}
.lyear-search.lyear-search-noicon.lyear-search-right input {
    padding-right: 12px;
}
JavaScript