<!DOCTYPE html><html><head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <meta name="keywords" content="jquery,ui,easy,easyui,web"> <title>拖动购物车案例</title> <link rel="stylesheet" type="text/css" href="js/jquery-easyui/themes/default/easyui.css"> <link rel="stylesheet" type="text/css" href="js/jquery-easyui/themes/icon.css"> <script src="js/jquery.min.js" type="text/javascript"></script> <script type="text/javascript" src="js/jquery-easyui/jquery.easyui.min.js"></script> <style type="text/css"> .products{ list-style:none; margin-right:300px; padding:0px; height:100%; } .products li{ display:inline; float:left; margin:10px; } .item{ display:block; text-decoration:none; } .item img{ border:1px solid #333; } .item p{ margin:0; font-weight:bold; text-align:center; color:#c3c3c3; } .cart{ position:fixed; right:0; top:0; width:300px; height:100%; background:#ccc; padding:0px 10px; } h1{ text-align:center; color:#555; } h2{ position:absolute; font-size:16px; left:10px; bottom:20px; color:#555; } .total{ margin:0; text-align:right; padding-right:20px; } </style> <script> var data = {"total":0,"rows":[]}; var totalCost = 0;
$(function(){ $(‘#cartcontent‘).datagrid({ singleSelect:true }); //拖动克隆的商品: draggable 属性的值从 ‘proxy‘ 设置为 ‘clone‘，所以拖动元素将由克隆产生。 $(‘.item‘).draggable({ revert:true, proxy:‘clone‘, onStartDrag:function(){ $(this).draggable(‘options‘).cursor = ‘not-allowed‘; $(this).draggable(‘proxy‘).css(‘z-index‘,10); }, onStopDrag:function(){ $(this).draggable(‘options‘).cursor=‘move‘; } });
//放置选择商品到购物车中（购物车采用的是datagrid来存储） $(‘.cart‘).droppable({ onDragEnter:function(e,source){ $(source).draggable(‘options‘).cursor=‘auto‘; }, onDragLeave:function(e,source){ $(source).draggable(‘options‘).cursor=‘not-allowed‘; }, onDrop:function(e,source){ var name = $(source).find(‘p:eq(0)‘).html(); var price = $(source).find(‘p:eq(1)‘).html(); addProduct(name, parseFloat(price.split(‘$‘)[1])); } }); });
//每当放置商品的时候，需要首先得到商品名称和价格，然后调用 ‘addProduct‘ 函数来更新购物车。 function addProduct(name,price){ function add(){ for(var i=0; i<data.total; i++){ var row = data.rows[i]; if (row.name == name){ row.quantity += 1; return; } } data.total += 1; data.rows.push({ name:name, quantity:1, price:price }); } add(); totalCost += price; $(‘#cartcontent‘).datagrid(‘loadData‘, data); $(‘div.cart .total‘).html(‘Total: $‘+totalCost); } </script></head><body style="margin:0;padding:0;height:100%;background:#fafafa;"><!--创建商品--><ul class="products"> <li> <a href="#" class="item"> <img src="images/shirt1.gif"/> <div> <p>Balloon</p> <p>Price:$25</p> </div> </a> </li> <li> <a href="#" class="item"> <img src="images/shirt2.gif"/> <div> <p>Feeling</p> <p>Price:$25</p> </div> </a> </li> <li> <a href="#" class="item"> <img src="images/shirt3.gif"/> <div> <p>Elephant</p> <p>Price:$25</p> </div> </a> </li> <li> <a href="#" class="item"> <img src="images/shirt4.gif"/> <div> <p>Stamps</p> <p>Price:$25</p> </div> </a> </li> <li> <a href="#" class="item"> <img src="images/shirt5.gif"/> <div> <p>Monogram</p> <p>Price:$25</p> </div> </a> </li> <li> <a href="#" class="item"> <img src="images/shirt6.gif"/> <div> <p>Rolling</p> <p>Price:$25</p> </div> </a> </li></ul><!--创建购物车--><div class="cart"> <h1>Shopping Cart</h1> <div style="background:#fff"> <table id="cartcontent" fitColumns="true" style="width:300px;height:auto;"> <thead> <tr> <th field="name" width=140>Name</th> <th field="quantity" width=60 align="right">Quantity</th> <th field="price" width=60 align="right">Price</th> </tr> </thead> </table> </div> <p class="total">Total: $0</p> <h2>Drop here to add to cart</h2></div></body></html>
原文地址：https://www.cnblogs.com/LindaBlog/p/9223739.html
时间： 2024-10-17 12:43:09