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<view>
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<scroll-view scroll-x scroll-with-animation scroll-left="{{menuIndex}}" style="height: 100px; width:100%;">
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<view id='#haha' class='all' style='width:{{menuWidth}}px;'>
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<block wx:key="lists" wx:for="{{lists}}">
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<view id="a{{index}}" bindtap='jumpIndex' class='menu' data-menuindex='{{index}}'>{{item.list}}</view>
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</block>
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</view>
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</scroll-view>
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</view>
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data: {
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// 初始化滑動條數(shù)據(jù)
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menuIndex:0,
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// 每個菜單的寬度
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onlyWidth: 70,
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// 右側的margin
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marginWidth:10,
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// 菜單總長
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menuWidth:0,
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lists:[
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{ list: 'a1' },
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{ list: 'a2' },
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{ list: 'a3' },
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{ list: 'a4' },
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{ list: 'a5' },
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{ list: 'a6' },
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{ list: 'a7' }
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],
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},
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jumpIndex:function(e){
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var menuIndex = (e.currentTarget.dataset.menuindex-1)*80;
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this.setData(
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{menuIndex:menuIndex}
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)
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},
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/**
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* 生命周期函數(shù)--監(jiān)聽頁面加載
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*/
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onLoad: function (options) {
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-
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let that=this;
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let lists = this.data.lists;
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let onlyWidth=this.data.onlyWidth;
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let marginWidth=this.data.marginWidth;
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let menuWidth = lists.length * (onlyWidth + marginWidth) - marginWidth;
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that.setData({
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menuWidth: menuWidth
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})
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// 獲取用戶高度
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let query = wx.createSelectorQuery();
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query.select('#a0').boundingClientRect()
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query.exec(function (res) {
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console.log(res);
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})
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},
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