JavaScript

超轻量级php框架startmvc

JS实现仿微信支付弹窗功能

更新时间:2020-07-14 13:00:01 作者:startmvc
先奉上效果图html代码<!DOCTYPEhtml><html><head><title>仿手机微信支付输入密码

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"; 
 }) 

总结

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脚本之家网站的支持!

js 微信支付弹窗 js 微信支付