能夠直接拷貝就用,這只是一個殼,能夠往裏面填充本身的內容<br /> 在
pick-header
裏添加篩選項,在pick-container
添加被篩選的選項內容,content
裏顯示真正的內容。content
的高度是會在js
里根據當前手機分辨率所動態計算的,高度值爲contentHeight
,因此在裏面能夠嵌套一個scroll-view
,設置高度爲contentHeight
便可實現內容滑動。<br /> 好了,廢話很少說,直接看圖附代碼。xss
wxml佈局
<view class="content-container"> <view class="pick-header" bindtap="onPickHeaderClick"> 篩選pick-header view z-index:60 </view> <view class="pick-container {{needAnimation ? (openPicker ? 'slidown' : 'slidup') : ''}}" > 篩選項 pick-container view z-index:50 </view> <view class="shadow" style="height:{{contentHeight}}px;line-height:{{contentHeight}}px" hidden=" {{!openPicker}}">我是半透明陰影遮罩 view shadow z-index:40</view> <view class="content" style="height:{{contentHeight}}px"> 我是內容content view z-index:20 </view> </view>
wxss動畫
/*根佈局*/ .content-container { width: 100%; position: absolute; } /*篩選頭部*/ .pick-header { width: 100%; height: 72rpx; z-index: 60; position: fixed; background-color: lightcoral; } /*篩選項容器佈局*/ .pick-container { width: 100%; height: 300rpx; background-color: lightgoldenrodyellow; position: absolute; z-index: 50; top: -228rpx; } /*篩選項隱藏 顯示動畫 start*/ @keyframes slidown { from { transform: translateY(0%); } to { transform: translateY(100%); } } .slidown { display: block; animation: slidown 0.1s ease-in both; } @keyframes slidup { from { transform: translateY(100%); } to { transform: translateY(0%); } } .slidup { display: block; animation: slidup 0.2s ease-in both; } /*篩選項隱藏 顯示動畫 end*/ /*篩選項顯示出來的時候的陰影*/ .shadow { width: 100%; background-color: rgba(1, 1, 1, 0.2); position: absolute; z-index: 40; top: 72rpx; } /*內容容器佈局*/ .content { width: 100%; position: absolute; top: 72rpx; z-index: 20; }
jsthis
Page({ data: { openPicker: false, needAnimation : false, contentHeight: 0 }, onLoad: function () { }, onReady: function () { var that = this; wx.getSystemInfo({ success: function (res) { that.setData({ //動態根據手機分辨率來計算內容的高度(屏幕總高度-頂部篩選欄的高度) contentHeight: (res.windowHeight - 72 * res.screenWidth / 750) }); } }) }, onPickHeaderClick: function () { this.setData({ openPicker: !this.data.openPicker, needAnimation : true }) }, })