MD_YOSwechat/components/My_categoryListings/index.wxml

<view class="word">
    <scroll-view class="system" scroll-into-view='{{portID}}' scroll-with-animation scroll-y style="height: {{height}}rpx; width: 240rpx;">
        <view class="classify line-1" wx:for="{{list}}">
            <view class="label">{{item.systemname}}</view>
            <view class="option line-1 {{portID=='S'+items.systemclientid?'current':''}}" wx:for="{{item.clients}}" wx:for-item="items" id="{{'S'+items.systemclientid}}" wx:for-index="i" data-index="{{index}}" data-i="{{i}}" bindtap="changePortID">
                {{items.systemclientname}}
            </view>
        </view>
    </scroll-view>

    <scroll-view class="left-list" scroll-into-view='{{leftIntoViewId}}' scroll-top='{{scrollTop}}' scroll-with-animation scroll-y style="height: {{height}}rpx;">
        <view class="option line-1 {{leftIntoViewId==('M'+item.systemmoduleid)?'current':''}}" wx:for="{{list[systemIndex].clients[portIndex].modules}}" id="{{'M'+item.systemmoduleid}}" bindtap="changeType" data-item="{{item}}">
            {{item.systemmodulename}}
        </view>
    </scroll-view>

    <scroll-view class="right-list" bindscroll='viewScroll' scroll-top='{{scrollTop}}' scroll-into-view='{{rightIntoViewId}}' scroll-with-animation scroll-y style="height: {{height}}rpx;">
        <view class="group {{'M1'+item.systemmoduleid}}" wx:for="{{list[systemIndex].clients[portIndex].modules}}" wx:for-index="in" id="{{'M'+item.systemmoduleid}}">
            <group class="My_group" apps="{{item.apps}}" id='{{item.systemmoduleid}}' bind:callback='checkBack' />
        </view>
        <view style="height: {{height-80}}rpx;" />
    </scroll-view>
</view>
<!-- <My_empty wx:if="{{list.length==0}}" /> -->