###前端vue 仿京东天猫带搜索历史Storage搜索栏搜索框searchBar(更新版), 使用简单便利， 请访问uni-app插件市场地址：ext.dcloud.net.cn/plugin?id=1…
效果图如下
使用方法
<view style="margin-top: 16px;">
<!-- keyStr: 设置存储key hisClick: 设置历史事件 searchClick:设置搜索事件 -->
<CCSearchHisView keyStr="productHisArr" searchPlaceHolder="请输入产品名称、关键字" @hisClick="selHisClick"
@searchClick="goSearchClick"></CCSearchHisView>
</view>
HTML代码部分
<template>
<view class="content">
<view style="margin-top: 16px;">
<!-- keyStr: 设置存储key hisClick: 设置历史事件 searchClick:设置搜索事件 -->
<CCSearchHisView keyStr="productHisArr" searchPlaceHolder="请输入产品名称、关键字" @hisClick="selHisClick"
@searchClick="goSearchClick"></CCSearchHisView>
</view>
</view>
</template>
<script>
import CCSearchHisView from '@/components/CCSearchHisView.vue';
export default {
components: {
CCSearchHisView
},
data() {
return {
title: 'Hello'
}
},
onLoad() {
},
methods: {
selHisClick(item) {
console.log('选择的值 = ' + item);
uni.navigateTo({
url: '/pages/index/search?name=' + item
})
},
goSearchClick(item) {
uni.navigateTo({
url: '/pages/index/search?name=' + item
})
},
}
}
</script>
<style scoped>
page {
background-color: '#F6F7FA' !important;
}
.content {
display: flex;
flex-direction: column;
background-color: #F6F7FA;
height: 100vh;
}
.logo {
height: 200rpx;
width: 200rpx;
margin-top: 200rpx;
margin-left: auto;
margin-right: auto;
margin-bottom: 50rpx;
}
.text-area {
display: flex;
justify-content: center;
}
.title {
font-size: 36rpx;
color: #8f8f94;
}
</style>
组件实现代码
<template>
<view>
<view style="display: flex; width: 100vw;">
<uni-search-bar style="width: calc(100vw - 52px);" bgColor="#FFFFFF" :placeholder="searchPlaceHolder"
ref="searchBar" :focus="true" radius="6" v-model="searchText" cancelButton="none" />
<view style="width: 52px; line-height: 50px;" @click="goSearchClick()"> 搜索 </view>
</view>
<view style="display: flex; margin-top: -6px;" v-if="hisSeen">
<view class="hotSearchTitV"> 历史记录 </view>
<image @click="deleteHisClick()"
style="margin-left: calc(100vw - 222px);width: 22px;height: 22px;margin-top: 6px;"
src="./delete_icon.png"></image>
</view>
<view class="upView" v-if="hisSeen"
style="overflow: hidden; flex: 1; flex-wrap: wrap; width: calc(100vw - 20px); margin-top:2px;">
<!-- 自定义了一个data-id的属性,可以通过js获取到它的值! hover-class 指定按下去的样式类-->
<view class="cellView" v-for="(tagItem, index) in hisList" :key="index" @click="selHisClick(tagItem)">
{{tagItem}}
</view>
</view>
</view>
</template>
<script>
import uniSearchBar from '@/components/uni-search-bar/uni-search-bar.vue';
export default {
components: {
uniSearchBar
},
props: {
searchPlaceHolder: {
type: String,
default: ""
},
keyStr: {
type: String,
default: ""
}
},
data() {
return {
hisList: [],
hisSeen: false,
searchText: ''
}
},
mounted() {
let hisArrStr = uni.getStorageSync(this.keyStr);
console.log('hisArrStr = ' + hisArrStr);
this.hisSeen = (hisArrStr.length > 0);
this.hisList = hisArrStr.split(',');
},
methods: {
selHisClick(item) {
this.$emit('hisClick', item)
},
deleteHisClick() {
let myThis = this;
uni.showModal({
confirmText: '清空',
cancelText: '忽略',
content: '清空后将无法恢复',
title: "确认清空所有历史记录",
success: function(res) {
if (res.confirm) {
console.log('清理数据');
uni.removeStorageSync(myThis.keyStr);
myThis.hisSeen = false;
myThis.hisList = [];
} else if (res.cancel) {
console.log('用户点击取消');
}
}
});
},
goSearchClick(item) {
console.log('搜索值 = ' + JSON.stringify(this.searchText));
if (this.searchText.value == undefined || this.searchText.value == '') {
return;
}
this.$emit('searchClick', this.searchText.value)
// 存储历史记录
let hisArrStr = uni.getStorageSync(this.keyStr);
let hisArr = hisArrStr.split(',');
let selIndex = hisArr.indexOf(this.searchText.value);
if (selIndex < 0) {
if ((hisArrStr).length > 0) {
uni.setStorageSync(this.keyStr, this.searchText.value + ',' + hisArrStr);
} else {
uni.setStorageSync(this.keyStr, this.searchText.value);
}
} else {
hisArr.splice(selIndex, 1);
hisArrStr = hisArr.join(",");
uni.setStorageSync(this.keyStr, this.searchText.value + ',' + hisArrStr);
}
},
}
}
</script>
<style scoped>
.hotSearchTitV {
margin-left: 14px;
margin-top: 4px;
width: 170px;
height: 22px;
font-size: 14px;
font-family: PingFangSC-Medium, PingFang SC;
font-weight: 500;
color: #161616;
line-height: 22px;
}
.upView {
display: flex;
flex-direction: row;
height: auto;
margin-left: 4px;
}
.cellView {
height: 16px;
line-height: 16px;
text-align: center;
padding: 6px 10px !important;
margin-top: 10px;
font-size: 12px;
margin-left: 10px;
border-radius: 2px;
background-color: white;
}
</style>
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