html--鼠标控制DIV移动

时间：2024-10-20 20:07:02
<html>

    <head>

        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

        <title>鼠标控制DIV移动</title>

        <script type="text/javascript">

              var _IsMousedown = 0;

              var _ClickLeft = 0;

              var _ClickTop = 0;

            function moveInit(evt) {

              _IsMousedown = 1;

              var obj = getObjById('moveDiv');

              _ClickLeft = evt.clientX-obj.offsetLeft;

              _ClickTop = evt.clientY-obj.offsetTop;

            }

            function startMove(evt) {

              if(_IsMousedown == 0){

                  return;

              }

              var obj = getObjById('moveDiv');

              obj.style.left = evt.clientX - _ClickLeft;

              obj.style.top = evt.clientY - _ClickTop;

            }

            function stopMove() {

              _IsMousedown = 0;

            }

            function getObjById(id) {

                return document.getElementById(id);

            }

        </script>

        <style type="text/css" rel="stylesheet">

            #movediv {

                width: 100px;

                height: 100px;

                position: absolute;

                border: 1px solid #000;

                background: #EAEAEA;

            }

        </style>

    </head>

    <body>

        <div id="moveDiv" style="left:20px;top:20px;"

        onmousedown="moveInit(event);"

        onmousemove="startMove(event)"

        onmouseup="stopMove()"

        onmouseout="stopMove()">

        </div>

    </body>

</html>

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