移动端手指操控左右滑动的菜单
程序员文章站
2023-11-03 14:25:45
本文实例为大家分享了移动端手指操控左右滑动菜单的具体代码，供大家参考，具体内容如下
本文实例为大家分享了移动端手指操控左右滑动菜单的具体代码，供大家参考，具体内容如下
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>移动端手指操控左右滑动的菜单</title>
<style type="text/css">
body {margin:0;}
.menu-wrap {
width: 100%;
height: 50px;
overflow: hidden;
}
.menu-wrap-layer2 {
width: 100%;
height: 50px;
overflow: hidden;
}
.menu-list {
display: inline-block;
white-space: nowrap;
transition-duration: 0ms;
transform: translatex(0px);
}
.menu-list-item {
display: inline-block;
}
.menu-list-item span {
display: inline-block;
width: 100px;
margin: 0 3px;
text-align: center;
}
</style>
</head>
<body>
<div id="menu-wrap" class="menu-wrap">
<div class="menu-list js-menu-list">
<div class="menu-list-item">
<span data-index="0">全站</span>
</div>
<div class="menu-list-item">
<span data-index="1">动画</span>
</div>
<div class="menu-list-item">
<span data-index="2">番剧</span>
</div>
<div class="menu-list-item">
<span data-index="3">国创</span>
</div>
<div class="menu-list-item">
<span data-index="4">音乐</span>
</div>
<div class="menu-list-item">
<span>舞蹈</span>
</div>
<div class="menu-list-item">
<span>科技</span>
</div>
<div class="menu-list-item">
<span>游戏</span>
</div>
<div class="menu-list-item">
<span>娱乐</span>
</div>
<div class="menu-list-item">
<span>电影</span>
</div>
<div class="menu-list-item">
<span>电视剧</span>
</div>
<div class="menu-list-item">
<span>纪录片</span>
</div>
</div>
</div>
<div>
<div class="menu-wrap-layer2 js-menu-wrap-layer2 js-menu-wrap0" style="display: block;">
<div class="menu-list js-menu-list">
<div class="menu-list-item">
<span>二级菜单1</span>
</div>
<div class="menu-list-item">
<span>二级菜单2</span>
</div>
<div class="menu-list-item">
<span>二级菜单3</span>
</div>
<div class="menu-list-item">
<span>二级菜单4</span>
</div>
<div class="menu-list-item">
<span>二级菜单5</span>
</div>
<div class="menu-list-item">
<span>二级菜单6</span>
</div>
<div class="menu-list-item">
<span>二级菜单7</span>
</div>
<div class="menu-list-item">
<span>二级菜单8</span>
</div>
<div class="menu-list-item">
<span>二级菜单9</span>
</div>
<div class="menu-list-item">
<span>二级菜单10</span>
</div>
<div class="menu-list-item">
<span>二级菜单11</span>
</div>
<div class="menu-list-item">
<span>二级菜单12</span>
</div>
</div>
</div>
<div class="menu-wrap-layer2 js-menu-wrap-layer2 js-menu-wrap1" style="display: none;">
<div class="menu-list js-menu-list">
<div class="menu-list-item">
<span>二级菜单s1</span>
</div>
<div class="menu-list-item">
<span>二级菜单s2</span>
</div>
</div>
</div>
</div>
<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.js"></script>
<script type="text/javascript">
$(function() {
var menu = function(wrap, menulist, menuitems) {
var devicewidth = $(window).width();
var positionx = 0;
var menulistpositionx1 = wrap.offset().left;
var menulistpositionx2 = menulistpositionx1 + wrap.width();
$(menulist).attr("style","transition-duration: 0ms;transform: translatex(0px);");
menulist.addeventlistener('touchstart',function(event){
if(event.targettouches.length == 1){
var touch = event.targettouches[0];
positionx = touch.pagex;
//确定本次拖动transform的初始值
var transformstr = menulist.style.transform;
transformstr = transformstr.substring(11);
var index = transformstr.lastindexof("p");
transformstr = transformstr.substring(0, index);
transformx = parseint(transformstr);
//确定本次拖动的div宽度值
var widthstr = menulist.style.width;
thiswidth = parseint(widthstr.substring(0,widthstr.lastindexof("p")));
}
}, false);
menulist.addeventlistener('touchmove', function(event) {
//阻止其他事件
event.preventdefault();
//获取当前坐标
if(event.targettouches.length == 1){
var touch = event.targettouches[0];
menulist.style.transform = 'translatex('+(transformx+touch.pagex-positionx)+'px)';
$(menulist).css("width",thiswidth+positionx-touch.pagex);
}
}, false);
menulist.addeventlistener('touchend', function(event) {
var menuitem1 = menuitems[0];
var menuitem1left = $(menuitem1).offset().left;
var menuitem2 = menuitems[menuitems.length-1];
var menuitempositionx = $(menuitem2).offset().left+$(menuitem2).width();
var firsttolast = menuitempositionx - menuitem1left;
if (menuitem1left > menulistpositionx1 || firsttolast < devicewidth) {
menulist.style.transform = 'translatex('+(menulistpositionx1)+'px)';
}
if(menuitempositionx < menulistpositionx2 && menuitem1left < 0 && firsttolast > devicewidth) {
var mywidth = $(menulist).width() - devicewidth;
menulist.style.transform = 'translatex('+(0-mywidth)+'px)';
}
}, false);
}
var event = function() {
$('#menu-wrap .js-menu-list span').click(function () {
console.log($(this).attr('data-index'));
var activemenu = $('.js-menu-wrap' + $(this).attr('data-index'));
activemenu.siblings().hide();
activemenu.show();
});
}
var init = function() {
var menuwrap = $('#menu-wrap');
var menulist = $("#menu-wrap .js-menu-list")[0];
var menulistitems = $("#menu-wrap .menu-list-item");
menu(menuwrap, menulist, menulistitems);
var menuwraplayer2 = $('.js-menu-wrap-layer2');
var helper = function (tempwrap, tempmenulist, tempmenulistitems) {
var tempfun = function() {
menu(tempwrap, tempmenulist, tempmenulistitems);
}();
}
for (var i = 0; i < menuwraplayer2.length; i++) {
var tempwrap = $(menuwraplayer2[i]);
var tempmenulist = $(menuwraplayer2[i]).find('.js-menu-list')[0];
var tempmenulistitems = $(menuwraplayer2[i]).find('.menu-list-item');
helper(tempwrap, tempmenulist, tempmenulistitems);
}
event();
}();
});
</script>
</body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。