<!DOCTYPE html PUBLIC"-//W3C//DTD XHTML 1.0 Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery 版“元素拖拽改变大小”原型 </title>
<!--引用jquery-->
<script src="http://code.jquery.com/jquery-2.0.3.min.js" type="text/javascript"></script>
<script type="text/javascript">
/*
* jQuery.Resize by wuxinxi007
* Date: 2011-5-14
* blog : http://wuxinxi007.cnblogs.com/
*/
$(function ()
{
//绑定需要拖拽改变大小的元素对象
bindResize(document.getElementById('test'));
});
function bindResize(el)
{
//初始化参数
var els = el.style,
//鼠标的 X 和 Y 轴坐标
x = y = 0;
//邪恶的食指
$(el).mousedown(function (e)
{
//按下元素后，计算当前鼠标与对象计算后的坐标
x = e.clientX - el.offsetWidth,
y = e.clientY - el.offsetHeight;
//在支持 setCapture 做些东东
el.setCapture ? (
//捕捉焦点
el.setCapture(),
//设置事件
el.onmousemove = function (ev)
{
mouseMove(ev || event);
},
el.onmouseup = mouseUp
) : (
//绑定事件
$(document).bind("mousemove", mouseMove).bind("mouseup", mouseUp)
);
//防止默认事件发生
e.preventDefault();
});
//移动事件
function mouseMove(e)
{
//宇宙超级无敌运算中...
els.width = e.clientX - x + 'px',
els.height = e.clientY - y + 'px';
}
//停止事件
function mouseUp()
{
//在支持 releaseCapture 做些东东
el.releaseCapture ? (
//释放焦点
el.releaseCapture(),
//移除事件
el.onmousemove = el.onmouseup = null
) : (
//卸载事件
$(document).unbind("mousemove", mouseMove).unbind("mouseup", mouseUp)
);
}
}
</script>
<style type="text/css">
#test { position: absolute; top: 0; left: 0; width: 400px; height: 300px; background: #f1f1f1;
text-align: center; line-height: 100px; border: 1px solid #CCC; cursor: se-resize; }
</style>
</head>
<body>
<div id="test">
这是内容
</div>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery 版“元素拖拽改变大小”原型 </title>
<!--引用jquery-->
<script src="http://code.jquery.com/jquery-2.0.3.min.js" type="text/javascript"></script>
<script type="text/javascript">
/*
* jQuery.Resize by wuxinxi007
* Date: 2011-5-14
* blog : http://wuxinxi007.cnblogs.com/
*/
$(function ()
{
//绑定需要拖拽改变大小的元素对象
bindResize(document.getElementById('test'));
});
function bindResize(el)
{
//初始化参数
var els = el.style,
//鼠标的 X 和 Y 轴坐标
x = y = 0;
//邪恶的食指
$(el).mousedown(function (e)
{
//按下元素后，计算当前鼠标与对象计算后的坐标
x = e.clientX - el.offsetWidth,
y = e.clientY - el.offsetHeight;
//在支持 setCapture 做些东东
el.setCapture ? (
//捕捉焦点
el.setCapture(),
//设置事件
el.onmousemove = function (ev)
{
mouseMove(ev || event);
},
el.onmouseup = mouseUp
) : (
//绑定事件
$(document).bind("mousemove", mouseMove).bind("mouseup", mouseUp)
);
//防止默认事件发生
e.preventDefault();
});
//移动事件
function mouseMove(e)
{
//宇宙超级无敌运算中...
els.width = e.clientX - x + 'px',
els.height = e.clientY - y + 'px';
}
//停止事件
function mouseUp()
{
//在支持 releaseCapture 做些东东
el.releaseCapture ? (
//释放焦点
el.releaseCapture(),
//移除事件
el.onmousemove = el.onmouseup = null
) : (
//卸载事件
$(document).unbind("mousemove", mouseMove).unbind("mouseup", mouseUp)
);
}
}
</script>
<style type="text/css">
#test { position: absolute; top: 0; left: 0; width: 400px; height: 300px; background: #f1f1f1;
text-align: center; line-height: 100px; border: 1px solid #CCC; cursor: se-resize; }
</style>
</head>
<body>
<div id="test">
这是内容
</div>
</body>
</html>