この記事では主にWeChatの支払いポップアップウィンドウを模倣する機能を実装するためのJSを紹介します。コードはシンプルでわかりやすく、非常に優れており、必要な友人が参考にすることができます
を提供します。まずはレンダリングから
html コード
<!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 -->
<p id="myModal" class="modal">
<!-- 弹窗内容 -->
<p class="modal-content">
<p class="paymentArea">
<p class="paymentArea-Entry">
<p 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>
</p>
<p class="paymentArea-Entry-Content">
<p class="pay-name">测试商品</p>
<p class="pay-price">￥88.88</p>
</p>
<ul class="paymentArea-Entry-Row"></ul>
</p>
<p 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>
</p>
</p>
</p>
</p>
</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";
})上記がこの記事の全内容です参考になれば幸いですその他の関連コンテンツについては、PHP 中国語 Web サイトに注目してください。
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