jy
/
flask-map


			
				
					
						
						
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							<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        .one {
            width: 400px;
            height: 400px;
            border: 1px solid #000;
        }

        .one > div, .two > div {
            width: 98px;
            height: 98px;
            border: 1px solid #000;
            border-radius: 50%;
            background-color: red;
            float: left;
            text-align: center;
            line-height: 98px;
        }

        .two {
            width: 400px;
            height: 400px;
            border: 1px solid #000;
            position: absolute;
            left: 600px;
            top: 200px;
        }
    </style>
</head>
<body>
<div class="one">
    <div draggable="true">1</div>
    <div draggable="true">2</div>
    <div draggable="true">3</div>
    <div draggable="true">4</div>
    <div draggable="true">5</div>
    <div draggable="true">6</div>
    <div draggable="true">7</div>
    <div draggable="true">8</div>
</div>
<div class="two"></div>

<script>
    var boxs = document.querySelectorAll('.one div');
    //        临时的盒子 用于存放当前拖拽的元素

    var two = document.querySelector('.two');

    var temp = null;
    //         给8个小盒子分别绑定拖拽事件
    for (var i = 0; i < boxs.length; i++) {
        boxs[i].ondragstart = function () {
//                保持当前拖拽的元素
            temp = this;
            console.log(temp);
        }

        boxs[i].ondragend = function () {
//               当拖拽结束 ，清空temp
            temp = null;
            console.log(temp);
        }
    }

    //        目标元素的拖拽事件
    two.ondragover = function (e) {
//            阻止拖拽的默认行为
        e.preventDefault();
    }
    //        当在目标元素上松开鼠标是触发
    two.ondrop = function () {
//            将拖拽的元素追加到 two里面来
        this.appendChild(temp);
    }
</script>
</body>
</html>