移动端抽屉
移动端上拉抽屉是一种常见的交互效果，可以在屏幕底部显示一个可拖动的视图，用于展示更多的内容或功能。实现这种效果的代码有多种方式，这里介绍一种基于CSS和JavaScript的demo，代码和演示效果如下。
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
| <!DOCTYPE html>
<html>
<head>
<title>移动端拖住增加元素高度</title>
<style>
#drag-element {
width: 100%;
height: 200px;
background-color: rgb(46, 228, 197);
margin: 50px auto;
position: absolute;
bottom: 0;
max-height: 90%;
}
</style>
</head>
<body>
<div id="drag-element"></div>
<script>
const element = document.getElementById('drag-element');
let initialTouchPosition;
let initialElementHeight;
element.addEventListener('touchstart', (event) => {
initialTouchPosition = event.touches[0].clientY;
initialElementHeight = element.offsetHeight;
});
element.addEventListener('touchmove', (event) => {
const currentTouchPosition = event.touches[0].clientY;
const touchDistance = initialTouchPosition - currentTouchPosition;
const newElementHeight = initialElementHeight + touchDistance;
element.style.height = `${newElementHeight}px`;
});
element.addEventListener('touchend', () => {
initialTouchPosition = null;
initialElementHeight = null;
});
</script>
</body>
</html>
|
DEMO
示例如下,打开移动端抽屉DEMO查看