jquery制作购物车效果移动端

其他 2019-01-19 19:39:08 阅读次数: 0

html部分


<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>购物详情</title>
<link rel="stylesheet" href="index.css">
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
</head>
<body>
    <header>
        <h3>全场满100元包邮,还差<span>100</span>元包邮</h3>
    </header>




    <div class="main">
        <ul class="main_shop">
            <li class="shop_list">
                <div class="checked">
                   <div class= "checks"></div>
                </div>
                <div class="content">
                    <div class="content_top">
                        <div class="img">
                            <img src="shop/9288714270450521_300.jpg" alt="苹果快速购买">
                        </div>
                        <div class="text">
                            <div class="tit">
                                <p>江南脐橙20个160g以上/个</p>
                                <div></div>
                            </div>
                            <div class="down"> 直降</div>
                            <div class="price">
                                <div class="price_left">
                                <span>￥</span><span class="mon">50</span><span>￥75.9</span>
                                </div>
                                <div class="price_right">
                                    <div class="mrnus">-</div>
                                    <div class="cont">0</div>
                                    <div class="add">+</div>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="content_bottom">
                        <p>满减<span>满一件,即享受16.9元优惠</span></p>
                    </div>
                </div>
            </li>
            <li class="shop_list">
                <div class="checked">
                    <div class="checks"></div>
                </div>
                <div class="content">
                    <div class="content_top">
                        <div class="img">
                            <img src="shop/9288714270450521_300.jpg" alt="苹果快速购买">
                        </div>
                        <div class="text">
                            <div class="tit">
                                <p>江南脐橙20个160g以上/个</p>
                                <div></div>
                            </div>
                            <div class="down"> 直降</div>
                            <div class="price">
                                <div class="price_left">
                                    <span>￥</span><span class="mon">50</span><span>￥75.9</span>
                                </div>
                                <div class="price_right">
                                    <div class="mrnus">-</div>
                                    <div class="cont">0</div>
                                    <div class="add">+</div>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="content_bottom">
                        <p>满减<span>满一件,即享受16.9元优惠</span></p>
                    </div>
                </div>
            </li>
            <li class="shop_list">
                <div class="checked">
                    <div class="checks"></div>
                </div>
                <div class="content">
                    <div class="content_top">
                        <div class="img">
                            <img src="shop/9288714270450521_300.jpg" alt="苹果快速购买">
                        </div>
                        <div class="text">
                            <div class="tit">
                                <p>江南脐橙20个160g以上/个</p>
                                <div></div>
                            </div>
                            <div class="down"> 直降</div>
                            <div class="price">
                                <div class="price_left">
                                    <span>￥</span><span class="mon">50</span><span>￥75.9</span>
                                </div>
                                <div class="price_right">
                                    <div class="mrnus">-</div>
                                    <div class="cont">0</div>
                                    <div class="add">+</div>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="content_bottom">
                        <p>满减<span>满一件,即享受16.9元优惠</span></p>
                    </div>
                </div>
            </li>
            <li class="shop_list">
                <div class="checked">
                    <div class="checks"></div>
                </div>
                <div class="content">
                    <div class="content_top">
                        <div class="img">
                            <img src="shop/9288714270450521_300.jpg" alt="苹果快速购买">
                        </div>
                        <div class="text">
                            <div class="tit">
                                <p>江南脐橙20个160g以上/个</p>
                                <div></div>
                            </div>
                            <div class="down"> 直降</div>
                            <div class="price">
                                <div class="price_left">
                                    <span>￥</span><span class="mon">50</span><span>￥75.9</span>
                                </div>
                                <div class="price_right">
                                    <div class="mrnus">-</div>
                                    <div class="cont">0</div>
                                    <div class="add">+</div>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="content_bottom">
                        <p>满减<span>满一件,即享受16.9元优惠</span></p>
                    </div>
                </div>
            </li>
            <li class="shop_list">
                <div class="checked">
                    <div class="checks"></div>
                </div>
                <div class="content">
                    <div class="content_top">
                        <div class="img">
                            <img src="shop/9288714270450521_300.jpg" alt="苹果快速购买">
                        </div>
                        <div class="text">
                            <div class="tit">
                                <p>江南脐橙20个160g以上/个</p>
                                <div></div>
                            </div>
                            <div class="down"> 直降</div>
                            <div class="price">
                                <div class="price_left">
                                    <span>￥</span><span class="mon">50</span><span>￥75.9</span>
                                </div>
                                <div class="price_right">
                                    <div class="mrnus">-</div>
                                    <div class="cont">0</div>
                                    <div class="add">+</div>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="content_bottom">
                        <p>满减<span>满一件,即享受16.9元优惠</span></p>
                    </div>
                </div>
            </li>
        </ul>
    </div>




    <div class="car">
        <div class="car_left">
            <div id="quan" index = "0"></div>全选
        </div>
        <div class="car_right">
            <div class="te">
                <p>合计：<span>  ￥</span><span id="money">0.00</span></p>
                    <p>已经惠<span>￥0.00</span></p>
            </div>
            <div class="btn">
                去结算(<span>0</span>)
            </div>
        </div>
    </div>
    <footer>
        
        <ul>
            <li>
                <img src="shop/shouye.jpg" alt="">
                <p>首页</p>
            </li><li>
                <img src="shop/fenlei.jpg" alt="">
                <p>分类</p>
            </li><li>
                <img src="shop/shouye.jpg" alt="">
                <p>吃饭吧</p>
            </li><li>
                <img src="shop/car.jpg" alt="">
                <p>购物车</p>
            </li><li>
                <img src="shop/shouye.jpg" alt="">
                <p>我的</p>
            </li>

        </ul>
    </footer>
</body>
</html>

<script src="jquery.js"></script>
<script src="index.js"></script>

js

<script src="jquery.js"></script>     文件自行下载   版本11

$(function () {
    $(".mrnus").click(function () {
        shopAdd($(this));
        che();
    })
    $(".add").click(function () {
        
        shopAdd($(this));
        che();
    })

    $(".checks").click(function(){
        
        checked($(this));
        che();
    })


    $("#quan").click(function() {
        quan();
    })


})

function shopAdd(obj) {
    // console.log(obj)
    if(obj.html() == "+"){
        // alert("jia")
        let num = parseInt(obj.prev().html());
        num++;
        obj.prev().html(num);

        // 改变价格
        // 判断是否选中
        
        if (obj.parent().parent().parent().parent().parent().parent().parent().find(".checks").html() !=""){
            let pricr = parseInt(obj.parent().prev().find(".mon").html());
            // console.log(pricr);

            let money = parseInt($("#money").html());
            money += pricr;
            // console.log(price)
            $("#money").html(money);

        }
            


    } else if (obj.html() == "-"){
        // alert("j")
        let num = parseInt(obj.next().html());
        num--;
        if(num <= 0){
            num = 0;
            // return;
        }
        obj.next().html(num);
        

        // 改变价格
        // 判断是否选中
        if (obj.parent().parent().parent().parent().parent().parent().parent().find(".checks").html() != "") {
            let price2 = parseInt(obj.parent().prev().find(".mon").html());
            // console.log(pricr);

            let money = parseInt($("#money").html());
            money -= price2;
            // console.log(price)
            $("#money").html(money);
        }
    }

}

// 选择
function checked(checks) {
    // console.log(checks.html())
    if (checks.html() == ""){
        checks.css({"background":"red"})
        checks.html("√");
        money(checks);

    }else{
        checks.css("background","white")
        checks.html("");
        money(checks,1);
    }  
}


function money(obj,x){
    // alert(obj)
    
    let price = parseInt(obj.parent().parent().find(".mon").html());
    let content = parseInt(obj.parent().next().find(".cont").html());
    // console.log(content)
    if(x != null){
        price *= -1 ;
    }
    let money= parseInt($("#money").html());
    money += price * content;
    // console.log(price)
    $("#money").html(money);
}

function che(){

    let ches = $(".checks");
    // console.log(ches.size())

}

function quan() {
    
    if($("#quan").attr("index") == 0){
        $("#quan").attr("index","1")

        $(".checks").css({ "background": "red" })
        $(".checks").html("√");
        $("#quan").css({ "background": "red" })
        $("#quan").html("√");
        $(".btn span").html("11")
    }else{
        $("#quan").attr("index", "0")

        $(".checks").css({ "background": "white" })
        $(".checks").html("");
        $("#quan").css({ "background": "white" })
        $("#quan").html("");

        $(".btn span").html("0")
    }



}

css

@charset "utf-8";
*{
	margin:0;
	padding:0;
}

html{
	font-size:22.67vw;
	/* font-family: "黑体"; */
}
html,body{
	height: 100%;
	background-color: #f4f4f4;
}
body{
	height: 100%;
	background-color: #f4f4f4;
	font-family:"微软雅黑";
	display: -webkit-flex;
	flex-direction: column;
}
a{
	text-decoration:none;
}
ul,ol{
	list-style:none;
}
img{
	border:0;
	display: block;
}
header{
	background: #fff9eb;
	height: 0.4rem;
	font-size: 12px;
	padding-left: .1rem;
	display: flex;
	align-items: center;
	border-bottom: 1px solid #ffd6a0;
}
header h3{
	font-weight: normal;
}
header h3 span{
	color: #ff695a;
}



/* main--------------------------*/
.main{
	display: flex;
	flex:1;
	overflow: auto;
	margin-top: .1rem;
	background: #ffffff;
}
.main_shop{
	width: 100%;
	flex-direction: column;
}
.shop_list{
	width: 100%;
	height: 1.3rem;
	border-bottom:1px solid #dddddd; 
	display: flex;
	justify-content: space-between;
	align-items: center;
	
}
.checked{
	width: 10%;
	height: 100%;
}
.checked div{
	width: 0.17rem;
	height: 0.17rem;
	border:1px solid #cdcdcd;
	border-radius: 50%;
	margin-top: .43rem;
	margin-left: .1rem;
	font-size: 12px;
	color: white;
	text-align: center;
	line-height: .17rem;
}
.content{
	flex: 1;
	height: 100%;
}
.content_top{
	width:100%;
	height: 1rem;
	display: flex;
}
.img , img{
	width: .75rem;
	height: 100%;
}
.text{
	flex: 1;
	height: 100%;
	font-size: 12px;
	padding-right:.16rem;
	padding-left: .15rem;

}
.tit{
	display: flex;
	align-items: center;
	justify-content: space-between;
	height:.38rem;
}
.tit p{
	font-size: .15rem;
	color:#333333;
}
.tit div{
	width:.15rem;
	height: .17rem;
	background: url("shop/remove.jpg");
	background-size: cover;
}
.down{
	height: 0.17rem;
	width: 0.41rem;
	color: #11b57c;
	border:2px solid #11b57c;
	border-radius: .08rem;
	text-align: center;
	line-height: .17rem;
	margin-top: .11rem;
}
.price{
	display: flex;
	height: .3rem;
	align-items: center;
	justify-content: space-between;
	font-size: .12rem;
	font-weight: 900;
}
.price_left span:first-child{
	color: #ff695a;	
	display:inline-block;
	margin-right: 5px;

}
.mon{
	color: #ff695a;	
	display:inline-block;
	margin-right: 5px;

}
.price_left span:last-child{
	color: #cecece;	
	
}
.price_right{
	display: flex;
	justify-content: space-around;
	align-items: center;
	width: .77rem;
	height: .22rem;
	border:1px solid #dddddd;
	border-radius: 5px;
}
.price_right div{
	flex:1;
	text-align: center;
}
.price_right div:nth-child(2){
	border-right: 1px solid #dddddd;
	border-left: 1px solid #dddddd;

}




.content_bottom{
	width:100%;
	height: .3rem;
	border-top: 1px solid #dddddd;
	display:flex;
	justify-content: flex-start;
	align-items: center;
}
.content_bottom p{
	font-size: .13rem;
	color:#808080;
	font-weight: 800;
	
}
.content_bottom p span{
	font-size: .13rem;
	color:#cccccc;
	padding-left: 10px;
}


/* car */
.car{
	height: 0.48rem;
	width: 100%;
	border-top: 1px solid #d5d5d5;
	background: #fff;
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 12px;

}
.car_left{
	height: 100%;
	display: flex;
	align-items: center;
}
.car_left div{
    width: 0.17rem;
    height: 0.17rem;
    border: 1px solid #cdcdcd;
    border-radius: 50%;
    margin-left: .1rem;
    text-align: center;
	line-height: .17rem;
	margin-right: 10px;
	
}
.car_right{
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 100%;
}
.te p:first-child{
	font-size: 12px; 
	font-weight: 900;
}
.te p:first-child span{
	color: #ff6353;
}
.btn{
	width: 1.1rem;
	height:100%;
	background:#ff6353;
	color:white;
	font-size: .17rem;
	text-align: center;
	line-height: .5rem;
}
.te p:last-child span{
	color: #999999;
}



/* footer 999999*/

footer{
	height: 0.48rem;
	width: 100%;
	border-top: 2px solid #d5d5d5;
	background: #fff;
}
footer ul{
	display: flex;
	justify-content: space-around;
	align-items: center;
	margin-top:6px;
}
footer ul li{
	font-size: 12px;
	color:#8d8a8a;
}

footer ul li img{
	width: 0.25rem;
	height: 0.22rem;
}

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