SearchInput.vue

<script setup lang="ts">
import { ref } from 'vue';

const inputRef = ref<any>(null);
const isActive = ref(false);

function iconClick() {
  isActive.value = !isActive.value;
}

function onClear() {
  inputRef.value.value = null;
}

function onSerch() {
  console.log('onSerch', inputRef.value.value);
}
</script>

<template>
  <div class="content fit center">
    <div class="search" :class="{ active: isActive }">
      <div class="icon" @click="iconClick"></div>
      <div class="input">
        <input
          type="text"
          ref="inputRef"
          placeholder="搜索..."
          @keyup.enter="onSerch"
        />
      </div>
      <span class="clear" @click="onClear"></span>
    </div>
  </div>
</template>
<style lang="scss" scoped>
.content {
  background: #d3e397;
}
.search {
  position: relative;
  width: 60px;
  height: 60px;
  background: #fff;
  border-radius: 60px;
  transition: 0.4s;
  box-shadow: 0 0 5px #bad35b;
  overflow: hidden;
  .icon {
    position: absolute;
    top: 0;
    left: 0;
    width: 60px;
    height: 60px;
    background: #fff;
    border-radius: 60px;

    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    cursor: pointer;

    &::before {
      content: '';
      position: absolute;
      width: 20px;
      height: 20px;
      border: 3px solid #d3e397;
      border-radius: 50%;
      transform: translate(-4px, -4px);
    }

    &::after {
      content: '';
      position: absolute;
      width: 3px;
      height: 18px;
      background: #d3e397;
      border-radius: 50%;
      transform: translate(7px, 7px) rotate(315deg);
    }
  }

  .input {
    position: relative;
    width: 300px;
    height: 60px;
    left: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    input {
      position: absolute;
      top: 0;
      width: 100%;
      height: 100%;
      border: none;
      outline: none;
      font-size: 18px;
      padding: 10px 0;
    }
  }

  .clear {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    right: 20px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    transition: 0.25s;
    &::before {
      position: absolute;
      content: '';
      width: 1px;
      height: 15px;
      transform: rotate(45deg);
      background-color: #999;
    }
    &::after {
      position: absolute;
      content: '';
      width: 1px;
      height: 15px;
      transform: rotate(316deg);
      background-color: #999;
    }
    &:hover {
      background-color: rgba(0, 0, 0, 0.05);
    }
  }
}
.active {
  width: 360px;
}
</style>