78 lines
1.8 KiB
Vue
78 lines
1.8 KiB
Vue
<template>
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<view
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class="scroll-container"
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@touchstart="handleTouchStart"
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@touchmove="handleTouchMove"
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@touchend="handleTouchEnd"
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:style="{ transform: `translateY(${offsetY}px)` }"
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>
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<slot></slot>
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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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name: 'ScrollContainer',
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data() {
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return {
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startY: 0,
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offsetY: 0,
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isScrolling: false,
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canScroll: true // 控制是否允许滑动
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};
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},
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methods: {
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handleTouchStart(e) {
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// 检查触摸点是否在可滑动区域（页面顶部或底部）
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const touchY = e.touches[0].clientY;
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const windowHeight = uni.getSystemInfoSync().windowHeight;
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// 只在页面顶部100px或底部100px区域内允许滑动
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this.canScroll = touchY < 100 || touchY > windowHeight - 100;
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if (this.canScroll) {
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this.startY = e.touches[0].clientY;
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this.isScrolling = true;
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}
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},
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handleTouchMove(e) {
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if (!this.isScrolling || !this.canScroll) return;
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const currentY = e.touches[0].clientY;
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const deltaY = currentY - this.startY;
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const maxScroll = 100;
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// 应用阻力效果
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this.offsetY += deltaY * 0.5;
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// 限制滚动范围
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if (Math.abs(this.offsetY) > maxScroll) {
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this.offsetY = this.offsetY > 0 ? maxScroll : -maxScroll;
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}
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this.startY = currentY;
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// 阻止默认行为，避免与内部滚动冲突
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e.preventDefault();
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},
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handleTouchEnd() {
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this.isScrolling = false;
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this.canScroll = true;
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// 使用动画回弹
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this.offsetY = 0;
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}
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}
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};
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</script>
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<style scoped>
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.scroll-container {
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width: 100%;
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height: 100vh;
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overflow: hidden;
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transition: transform 0.3s ease-out;
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position: relative;
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/* 允许穿透点击 */
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pointer-events: auto;
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}
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</style> |