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97 lines
2.2 KiB
97 lines
2.2 KiB
<template> |
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<view> |
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<page-head title="scroll-view,区域滚动视图"></page-head> |
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<view class="uni-padding-wrap uni-common-mt"> |
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<view class="uni-title uni-common-mt"> |
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Vertical Scroll |
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<text>\n纵向滚动</text> |
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</view> |
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<view> |
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<scroll-view :scroll-top="scrollTop" scroll-y="true" class="scroll-Y" @scrolltoupper="upper" @scrolltolower="lower" |
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@scroll="scroll"> |
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<view id="demo1" class="scroll-view-item uni-bg-red">A</view> |
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<view id="demo2" class="scroll-view-item uni-bg-green">B</view> |
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<view id="demo3" class="scroll-view-item uni-bg-blue">C</view> |
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</scroll-view> |
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</view> |
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<view @tap="goTop" class="uni-link uni-center uni-common-mt"> |
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点击这里返回顶部 |
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</view> |
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<view class="uni-title uni-common-mt"> |
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Horizontal Scroll |
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<text>\n横向滚动</text> |
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</view> |
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<view> |
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<scroll-view class="scroll-view_H" scroll-x="true" @scroll="scroll" scroll-left="120"> |
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<view id="demo1" class="scroll-view-item_H uni-bg-red">A</view> |
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<view id="demo2" class="scroll-view-item_H uni-bg-green">B</view> |
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<view id="demo3" class="scroll-view-item_H uni-bg-blue">C</view> |
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</scroll-view> |
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</view> |
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<view class="uni-common-pb"></view> |
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</view> |
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</view> |
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</template> |
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<script> |
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export default { |
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data() { |
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return { |
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scrollTop: 0, |
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old: { |
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scrollTop: 0 |
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} |
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} |
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}, |
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methods: { |
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upper: function(e) { |
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console.log(e) |
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}, |
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lower: function(e) { |
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console.log(e) |
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}, |
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scroll: function(e) { |
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console.log(e) |
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this.old.scrollTop = e.detail.scrollTop |
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}, |
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goTop: function(e) { |
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// 解决view层不同步的问题 |
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this.scrollTop = this.old.scrollTop |
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this.$nextTick(function() { |
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this.scrollTop = 0 |
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}); |
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uni.showToast({ |
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icon:"none", |
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title:"纵向滚动 scrollTop 值已被修改为 0" |
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}) |
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} |
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} |
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} |
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</script> |
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<style> |
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.scroll-Y { |
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height: 300rpx; |
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} |
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.scroll-view_H { |
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white-space: nowrap; |
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width: 100%; |
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} |
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.scroll-view-item { |
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height: 300rpx; |
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line-height: 300rpx; |
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text-align: center; |
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font-size: 36rpx; |
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} |
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.scroll-view-item_H { |
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display: inline-block; |
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width: 100%; |
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height: 300rpx; |
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line-height: 300rpx; |
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text-align: center; |
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font-size: 36rpx; |
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} |
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</style> |