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鼠标拖动,改变列表宽度

时间:2016-11-25 16:30:29      阅读:212      评论:0      收藏:0      [点我收藏+]

标签:use   min   pre   插件   ret   tar   load   div   window   

参考:

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>左右可拖动的内容显示区</title>
    <link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
    <style>
        ul,li{margin:0;padding:0;}
        body{font:14px/1.5 Arial;color:#666;}
        #box{position:relative;width:600px;height:400px;border:2px solid #000;margin:10px auto;overflow:hidden;}
        #box ul{list-style-position:inside;margin:10px;}
        #top,#bottom{color:#FFF;width:300px;height:400px;overflow:hidden;}
        #top{background:green; float:left;}
        #bottom{background:skyblue;float:right}
        #line{position:absolute;top:0;left:50%;height:100%;width:4px;overflow:hidden;background:red;cursor:w-resize;}
        /*p { cursor: text; } !* css注释: 设置鼠标移动到html p对象时鼠标变为文本选择样式 *!*/
        /*a { cursor: pointer; } !* css注释: 设置鼠标移动到a超链接对象时鼠标变为手指形状(链接选择) *!*/
        /*body { cursor: url("小图片地址")} !* 设置鼠标指针默认为一个小图片 *!*/
    </style>
    <script>
        function $(id) {
            return document.getElementById(id)
        }
        window.onload = function() {
            var oBox = $("box"), oTop = $("top"), oBottom = $("bottom"), oLine = $("line");
            oLine.onmousedown = function(e) {
                var disX = (e || event).clientX;
                oLine.left = oLine.offsetLeft;
                document.onmousemove = function(e) {
                    var iT = oLine.left + ((e || event).clientX - disX);
                    var e=e||window.event,tarnameb=e.target||e.srcElement;
                    var maxT = oBox.clientWight - oLine.offsetWidth;
                    oLine.style.margin = 0;
                    iT < 0 && (iT = 0);
                    iT > maxT && (iT = maxT);
                    oLine.style.left = oTop.style.width = iT + "px";
                    oBottom.style.width = oBox.clientWidth - iT + "px";
                    $("msg").innerText=top.width:+oLine.style.width+---bottom.width:+oBottom.style.width+---oLine.offsetLeft:+oLine.offsetLeft+---disX:+disX+---tarnameb:+tarnameb.tagName;
                    return false
                };
                document.onmouseup = function() {
                    document.onmousemove = null;
                    document.onmouseup = null;
                    oLine.releaseCapture && oLine.releaseCapture()
                };
                oLine.setCapture && oLine.setCapture();
                return false
            };
        };
    </script>
</head>
<body>
<center>左右拖动红条改变显示区域宽度<span id="msg"></span></center>
<div id="box">
    <div id="top">
        <ul>
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            <li><a href="#" target="_blank">JS可控制的图片左右滚动特效(走马灯)</a></li>
        </ul>
    </div>
    <div id="bottom">
        <ul>
            <li><a href="#" target="_blank">网页上部大Banner广告特效及图片横向滚动代码</a></li>
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            <li><a href="#" target="_blank">兼容IE,火狐的JavaScript图片切换</a></li>
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            <li><a href="#" target="_blank">网页换肤,Ajax网页风格切换代码集</a></li>
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            <li><a href="#" target="_blank">jQuery 图像预览功能的代码实现</a></li>
        </ul>
    </div>
    <div id="line"></div>
</div>
</body>
</html>

 

鼠标拖动,改变列表宽度

标签:use   min   pre   插件   ret   tar   load   div   window   

原文地址:http://www.cnblogs.com/wang715100018066/p/6101811.html

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