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97 lines
2.2 KiB
97 lines
2.2 KiB
1 year ago
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<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>
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