//如图所示----这里用了自定义组件实现了小程序吸顶功能 //WXML <view> <i-sticky scrollTop="{{scrollTop}}"> <i-sticky-item i-class="i-sticky-demo-title"> <view slot="title"> 第一层 </view> <view slot="content" wx:for="{{one}}" wx:key="index"> <view>{{item.name}}</view> </view> </i-sticky-item> <i-sticky-item i-class="i-sticky-demo-title"> <view slot="title"> 第二层 </view> <view slot="content" wx:for="{{two}}" wx:key="index"> <view>{{item.name}}</view> </view> </i-sticky-item> <i-sticky-item i-class="i-sticky-demo-title"> <view slot="title"> 第三层 </view> <view slot="content" wx:for="{{three}}" wx:key="item"> <view>{{item.name}}</view> </view> </i-sticky-item> <i-sticky-item i-class="i-sticky-demo-title"> <view slot="title"> 最后 </view> <view slot="content" wx:for="{{15}}" wx:key="index"> <view>{{index+1}}</view> </view> </i-sticky-item> </i-sticky> </view>
//json { "navigationBarTitleText":"吸顶", "usingComponents": { "i-sticky": "../../compont/sticky/index", "i-sticky-item": "../../compont/sticky-item/index" } }
//JS Page({ data: { scrollTop: 0, one: [{ name: "第一层" }, { name: "第一层" }, { name: "第一层" }, { name: "第一层" }, { name: "第一层" }, { name: "第一层" }, { name: "第一层" }], two: [{ name: "第二层" }, { name: "第二层" }, { name: "第二层" }, { name: "第二层" }, { name: "第二层" }, { name: "第二层" }, { name: "第二层" }, { name: "第二层" }], three: [{ name: "第三层" }, { name: "第三层" }, { name: "第三层" }, { name: "第三层" }, { name: "第三层" }, { name: "第三层" }, { name: "第三层" }, { name: "第三层" }], }, onChange(event) { console.log(event.detail, 'click right menu callback data') }, //页面滚动执行方式 onPageScroll(event) { this.setData({ scrollTop: event.scrollTop }) } });
//WXSS .i-sticky-demo-item{ width: 100%; height: 100rpx; line-height: 100rpx; padding:0 30rpx; border-bottom: 1rpx solid #ddd; }