先奉上效果图
html代码
<!DOCTYPE html>
<html>
<head>
<title>仿手机微信支付输入密码界面效果</title>
<meta charset=\"utf-8\" />
<meta name=\"viewport\" content=\"initial-scale=1.0, width=device-width, user-scalable=no\" />
<link rel=\"stylesheet\" type=\"text/css\" href=\"css/rest.css\" rel=\"external nofollow\" />
</head>
<body>
<!-- 打开弹窗按钮 -->
<button id=\"myBtn\">去支付</button>
<!-- 弹窗 -->
<div id=\"myModal\" class=\"modal\">
<!-- 弹窗内容 -->
<div class=\"modal-content\">
<div class=\"paymentArea\">
<div class=\"paymentArea-Entry\">
<div class=\"paymentArea-Entry-Head\">
<img src=\"images/xx_03.jpg\" class=\"close\" />
<img src=\"images/jftc_03.png\" class=\"useImg\">
<span class=\"tips-txt\">请输入支付密码</span>
</div>
<div class=\"paymentArea-Entry-Content\">
<div class=\"pay-name\">测试商品</div>
<div class=\"pay-price\">￥88.88</div>
</div>
<ul class=\"paymentArea-Entry-Row\"></ul>
</div>
<div class=\"paymentArea-Keyboard\">
<h4>
<img src=\"images/jftc_14.jpg\" height=\"10\" />
</h4>
<ul class=\"target\">
<li>
<a>1</a>
<a>2</a>
<a>3</a>
</li>
<li>
<a>4</a>
<a>5</a>
<a>6</a>
</li>
<li>
<a>7</a>
<a>8</a>
<a>9</a>
</li>
<li>
<a>清空</a>
<a> 0 </a>
<a>删除</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</body>
</html>
css
body {
margin: 0;
padding: 0;
font-size: 0.3rem;
font-family: \"微软雅黑\", arial;
}
ul,
li {
margin: 0;
padding: 0;
list-style: none;
}
img {
display: block;
}
#myBtn {
display: block;
width: 80%;
height: auto;
margin: 5rem auto;
padding: 0.2rem;
border-radius: 5px;
border: 0;
outline: none;
font-family: \"微软雅黑\";
color: #fff;
background-color: #5CB85C;
}
/* 弹窗 */
.modal {
display: none;
/* 默认隐藏 */
position: fixed;
z-index: 1;
left: 0;
top: 0;
width: 100%;
height: 100%;
overflow: auto;
background-color: rgb(0, 0, 0);
background-color: rgba(0, 0, 0, 0.4);
-webkit-animation-name: fadeIn;
-webkit-animation-duration: 0.4s;
animation-name: fadeIn;
animation-duration: 0.4s
}
/* 弹窗内容 */
.modal-content {
position: fixed;
bottom: 0;
/*background-color: #fefefe;*/
width: 100%;
-webkit-animation-name: slideIn;
-webkit-animation-duration: 0.4s;
animation-name: slideIn;
animation-duration: 0.4s
}
/**
* 支付弹窗样式
* **/
.paymentArea-Entry {
width: 90%;
margin: 0 auto;
padding-bottom: 0.3rem;
background-color: #fff;
}
.paymentArea-Entry-Head {
display: flex;
display: -webkit-flex;
height: 0.8rem;
line-height: 0.8rem;
padding: 0.2rem;
border-bottom: 1px solid #5CB85C;
}
/* 关闭按钮 */
.paymentArea-Entry-Head .close {
width: 0.5rem;
height: 0.5rem;
padding: 0.15rem 0.15rem 0.15rem 0;
}
.paymentArea-Entry-Head .close:hover,
.paymentArea-Entry-Head .close:focus {
color: #000;
text-decoration: none;
cursor: pointer;
}
.paymentArea-Entry-Head .useImg {
width: 0.8rem;
height: 0.8rem;
margin-right: 0.15rem;
}
.paymentArea-Entry-Head .tips-txt {
font-size: 0.4rem;
}
.paymentArea-Entry-Content {
position: relative;
padding: 0.2rem 0;
text-align: center;
}
.paymentArea-Entry-Content:after {
content: \"\";
position: absolute;
bottom: 0;
left: 0.3rem;
right: 0.3rem;
height: 1px;
background-color: #ddd;
}
.paymentArea-Entry-Content .pay-name {
font-size: 0.3rem;
}
.paymentArea-Entry-Content .pay-price {
font-size: 0.4rem;
font-weight: bold;
}
ul.paymentArea-Entry-Row {
display: flex;
display: -webkit-flex;
justify-content: space-between;
margin: 0.2rem 0.3rem 0 0.3rem;
padding: 0;
border: 1px solid #a2a2a2;
}
ul.paymentArea-Entry-Row li {
position: relative;
flex-grow: 1;
min-width: 1rem;
height: 0.8rem;
line-height: 0.8rem;
text-align: center;
border-right: 1px solid #ddd;
}
ul.paymentArea-Entry-Row li:last-child {
border-right: 0;
}
ul.paymentArea-Entry-Row li img {
position: absolute;
top: 50%;
left: 50%;
width: 0.5rem;
height: 0.5rem;
margin: -0.25rem 0 0 -0.25rem;
}
.paymentArea-Keyboard {
margin-top: 1.2rem;
background-color: #fff;
}
.paymentArea-Keyboard h4 {
height: 0.5rem;
line-height: 0.5rem;
margin: 0;
text-align: center;
}
.paymentArea-Keyboard h4 img {
width: 0.93rem;
height: 0.32rem;
margin: 0 auto;
}
.paymentArea-Keyboard h4:active {
background-color: #e3e3e3;
}
.paymentArea-Keyboard ul {
border-top: 1px solid #ddd;
}
.paymentArea-Keyboard li {
display: flex;
display: -webkit-flex;
justify-content: space-between;
border-bottom: 1px solid #ddd;
}
.paymentArea-Keyboard li a {
flex-grow: 1;
display: block;
min-width: 1rem;
line-height: 1rem;
border-right: 1px solid #ddd;
font-size: 0.3rem;
text-align: center;
text-decoration: none;
color: #000;
}
.paymentArea-Keyboard li:last-child,
.paymentArea-Keyboard li a:last-child {
border: 0;
}
.paymentArea-Keyboard li a:active {
outline: none;
background-color: #ddd;
}
/* 添加动画 */
@-webkit-keyframes slideIn {
from {
bottom: -300px;
opacity: 0
}
to {
bottom: 0;
opacity: 1
}
}
@keyframes slideIn {
from {
bottom: -300px;
opacity: 0
}
to {
bottom: 0;
opacity: 1
}
}
@-webkit-keyframes fadeIn {
from {
opacity: 0
}
to {
opacity: 1
}
}
@keyframes fadeIn {
from {
opacity: 0
}
to {
opacity: 1
}
}
js
//定义根目录字体大小，通过rem实现适配
document.addEventListener(\"DOMContentLoaded\", function() {
var html = document.documentElement;
var windowWidth = html.clientWidth;
//console.log(windowWidth)
html.style.fontSize = windowWidth / 7.5 + \"px\";
}, false);
// 获取弹窗
var modal = document.getElementById(\'myModal\');
// 打开弹窗的按钮对象
var btn = document.getElementById(\"myBtn\");
// 获取 <span> 元素，用于关闭弹窗 that closes the modal
var span = document.getElementsByClassName(\"close\")[0];
/*创建密码输入框*/
var entryArea = document.querySelector(\".paymentArea-Entry-Row\");
for(var i = 0; i < 6; i++) {
var li = document.createElement(\"li\");
entryArea.appendChild(li);
}
/*键盘操作*/
var doms = document.querySelectorAll(\'ul li a\');
var entryLis = document.querySelectorAll(\".paymentArea-Entry-Row li\");
var pwds = \"\"; //存储密码
var count = 0; //记录点击次数
for(var i = 0; i < doms.length; i++) {
! function(dom, index) {
dom.addEventListener(\'click\', function() {
var txt = this.innerHTML;
switch(txt) {
case \"清空\":
if(count != 0) {
for(var i = 0; i < entryLis.length; i++) {
entryLis[i].innerHTML = \"\";
}
pwds = \"\";
count = 0;
console.log(pwds)
console.log(count)
}
break;
case \"删除\":
if(count != 0) {
console.log(pwds)
entryLis[count - 1].innerHTML = \"\";
pwds = pwds.substring(0, pwds.length - 1);
count--;
console.log(pwds)
console.log(count)
}
break;
default:
/*通过判断点击次数 向输入框填充内容*/
if(count < 6) {
/*创建一个图片对象 插入到方框中*/
var img = new Image();
img.src = \"images/dd_03.jpg\";
entryLis[count].appendChild(img);
/*为存储密码的对象赋值*/
if(pwds == \"\") {
pwds = txt;
} else {
pwds += txt;
}
count++;
if(pwds.length == 6) {
location.href = \"https://www.baidu.com\";
}
} else {
return;
alert(\"超出限制\")
}
}
});
}(doms[i], i);
}
// 点击按钮打开弹窗
btn.onclick = function() {
modal.style.display = \"block\";
}
// 点击 <span> (x), 关闭弹窗
span.onclick = function() {
modal.style.display = \"none\";
if(count != 0) {
for(var i = 0; i < entryLis.length; i++) {
entryLis[i].innerHTML = \"\";
}
pwds = \"\";
count = 0;
}
}
// 在用户点击其他地方时，关闭弹窗
window.onclick = function(event) {
if(event.target == modal) {
modal.style.display = \"none\";
if(count != 0) {
for(var i = 0; i < entryLis.length; i++) {
entryLis[i].innerHTML = \"\";
}
pwds = \"\";
count = 0;
}
}
}
/*开关键盘*/
var openKey = document.querySelector(\".paymentArea-Entry-Row\");
var switchOfKey = document.querySelector(\".paymentArea-Keyboard h4\");
switchOfKey.addEventListener(\'click\', function() {
var KeyboardH = document.querySelector(\".paymentArea-Keyboard\").clientHeight;
document.querySelector(\".paymentArea-Keyboard\").style.height = KeyboardH + \"px\";
document.querySelector(\".paymentArea-Keyboard\").style.backgroundColor = \"transparent\";
document.querySelector(\".paymentArea-Keyboard h4\").style.display = \"none\";
document.querySelector(\".paymentArea-Keyboard ul\").style.display = \"none\";
})
openKey.addEventListener(\'click\', function() {
document.querySelector(\".paymentArea-Keyboard\").style.backgroundColor = \"#fff\";
document.querySelector(\".paymentArea-Keyboard h4\").style.display = \"block\";
document.querySelector(\".paymentArea-Keyboard ul\").style.display = \"block\";
})
以上所述是小编给大家介绍的JS实现仿微信支付弹窗功能，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对网站的支持！
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