这篇文章主要介绍了微信小程序 搜索框组件代码实例,文中通过示例代码介绍的非常详细，对大家的学习或者工作具有一定的参考学习价值,需要的朋友可以参考下
代码如下
search.wxml
<view> <view> <icon type="search" size="18" color=""> </icon> <input type="text" confirm-type="search" bindconfirm="onConfirm" value="{{value}}" /> <icon type="clear" size="18" bind:tap="onToggle" /> </view> <button bind:tap="onCancel" plain="{{true}}">取消</button> </view> <view wx:if="{{!isSearch}}"> <view> <view></view> <text>历史搜索</text> </view> <view> <block wx:for="{{words}}" wx:key="{{index}}"> <v-tag content="{{item}}" bind:comment="onConfirm"></v-tag> </block> </view> <view> <view></view> <text>热门搜索</text> </view> <view> <block wx:for="{{hots}}" wx:key="{{index}}"> <v-tag content="{{item}}" bind:comment="onConfirm"></v-tag> </block> </view> </view> <view wx:if="{{isSearch}}" > <block wx:for="{{books}}" wx:key="index"> <v-book book="{{item}}"></v-book> </block> </view>
search.wxss
.header{ position: fixed; top:0; left: 0; z-index: 300; height:100rpx; display: flex; padding-left:20rpx; padding-right:20rpx; align-items: center; border-top: 1rpx solid #eee; border-bottom: 1rpx solid #eee; flex-direction: row; background: #fff; } .search{ width:530rpx; height:70rpx; background: rgb(245, 245, 245); border-radius:30rpx; padding-left: 20rpx; display: flex; align-items: center; } .search input{ flex:1; margin-left: 20rpx; } .cancel{ height:70rpx; border-radius: 30rpx; line-height: 70rpx; border-color: #888; } .container{ margin-top: 100rpx; padding: 20rpx; } .title{ display: flex; height:90rpx; align-items: center; } .line{ height:40rpx; width:10rpx; background: #333; } .result{ margin-top: 100rpx; padding-left:90rpx; padding-right:90rpx; display: flex; flex-wrap: wrap; justify-content: space-between; } v-book{ margin-bottom: 60rpx; }
search.js
// components/search/search.js import { Keyword } from "../../models/keyword"; import { BookModel } from "../../models/book"; const keyword = new Keyword(); const bookModel = new BookModel(); Component({ /** * 组件的属性列表 */ properties: { }, /** * 组件的初始数据 */ data: { words: [], hots: [], books:[], isSearch:false, //给输入的默认值 value:"" }, /** * 组件的方法列表 */ methods: { onConfirm(event) { let value = event.detail.value; // 只有在服务器上能搜索到的关键字才添加到缓存中 bookModel.getBookSearch(0, value).then(res => { if (res.total) { keyword.addHistory(value); let words = keyword.getHistory(); this.setData({ words, books:res.books, isSearch:true }) }// console.log(res); }) }, onToggle() { this.setData({ value: "", isSearch:false }) }, onCancel() { this.setData({ isSearch: false }) } }, attached() { // keyword.getHistory(); this.setData({ words: keyword.getHistory() }) keyword.getHotData().then(res => { // console.log(res.hot); this.setData({ hots: res.hot }) }) } })
models/keyword
import {HTTP} from "../utils/http-p"; class Keyword extends HTTP{ getHistory(){ const words = wx.getStorageSync('q') if(words){ return words }else{ return []; } } addHistory(value){ var words = this.getHistory(); const has = words.includes(value); if(value && !has){ if(words.length>4){ words.pop() } words.unshift(value); wx.setStorageSync('q', words) } } getHotData(){ return this.request({ url:`/book/hot_keyword` }) } getKeyword(start,value){ return this.request({ url:`/book/search`, data:{ start, q:value } }) } } export {Keyword}
models/book
import {HTTP} from "../utils/http-p"; class BookModel extends HTTP{ getHotBook(){ return this.request({ url:"/book/hot_list" }) } getBookDateil(id){ return this.request({ url:`/book/${id}/detail` }) } getBookComment(id){ return this.request({ url:`/book/${id}/short_comment` }) } getBookLike(id){ return this.request({ url:`/book/${id}/favor` }) } // 新增短评 addNewComment(id,content){ return this.request({ url:`/book/add/short_comment`, method:"POST", data:{ book_id:id, content } }) } // 获取搜索结果 getBookSearch(start,value){ return this.request({ url:`/book/search`, data:{ start, q:value } }) } } export {BookModel};