微信小程式全選多選效果實現程式碼解析
阿新 • • 發佈:2020-01-22
這篇文章主要介紹了微信小程式全選多選效果實現程式碼解析,文中通過示例程式碼介紹的非常詳細,對大家的學習或者工作具有一定的參考學習價值,需要的朋友可以參考下
效果圖:
wxml程式碼:
<view class="memberList"> <view class="allSelect_box" bindtap='selectAll'> <checkbox class="checkbox" checked="{{selectilall}}"/> <text class="allSelect">全選</text> </view> <view wx:for="{{list}}"> <view class="member_box" data-index="{{index}}" data-name="{{item.id}}" bindtap='select'> <checkbox class="checkbox" checked="{{item.checked}}"/> <image src="../../assets/img/user_img.jpg" mode="widthFix" class="avatar"></image> <view> <view class="applicant_name">汪小涵 <text>管理員</text> </view> <view class="approval_state">總監</view> </view> </view> </view> </view>
wxss程式碼:
.memberList{ background:#fff; padding:0 35rpx 0 28rpx; } .allSelect_box{ line-height:90rpx; border-bottom:1rpx solid #F5F5F5; } .checkbox{ transform: scale(0.7,0.7); } .member_box .checkbox{ margin-top: 15rpx; } checkbox .wx-checkbox-input.wx-checkbox-input-checked { color:#fff; background: #6669e3; border-color:#6669e3; } .allSelect{ margin-left:15rpx; vertical-align:middle; } .member_box{ padding-bottom:30rpx; display: flex; border-bottom:2rpx solid #EBEBEB; padding:20rpx 0 20rpx 0; } .avatar{ width:100rpx; border-radius:50%; margin-left:15rpx; } .applicant_name{ font-size:34rpx; padding:0 0 15rpx 30rpx; } .applicant_name text{ color:#fff; background:#6669e3; font-size:28rpx; padding:5rpx 10rpx; border-radius:10rpx; margin-left:15rpx; } .approval_state{ color:#8D8D8D; font-size:28rpx; padding-left: 30rpx; }
js程式碼:
data: { list: [ { id: 1,name: 1,checked: false },{ id: 2,name: 2,{ id: 3,name: 3,{ id: 4,name: 4,],selectilall: false },
//單選 select: function (e) { let selectValue = e.currentTarget.dataset.name let index = e.currentTarget.dataset.index; let list = this.data.list let newli = 'list[' + index + '].checked'; this.setData({ [newli]: !this.data.list[index].checked }) let num = 0; for(var i=0;i<this.data.list.length;i++){ if(this.data.list[i].checked){ num++; } } if(num == this.data.list.length){ this.setData({ selectilall: true }) }else{ this.setData({ selectilall: false }) } },//全選,取消全選 selectAll: function (e) { let list = this.data.list; let selectilall = this.data.selectilall; if (selectilall == false) { for (let i = 0; i < list.length; i++) { let newli = 'list[' + i + '].checked'; this.setData({ [newli]: true,selectilall: true }) } } else { for (let i = 0; i < list.length; i++) { let newli = 'list[' + i + '].checked'; this.setData({ [newli]: false,selectilall: false }) } } }
以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支援我們。