鼠标拖动改变表格大小

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引入JS
- 3.0.0 2.2.0 2.1.4 2.1.3 2.1.2 2.1.1 2.1.0 2.0.3 2.0.2 2.0.1 2.0.0 1.12.0 1.11.3 1.11.2 1.11.1 1.11.0 1.10.2 1.10.1 1.10.0 1.9.1 1.9.0 1.8.3 1.8.2 1.8.1 1.8.0 1.7.2 1.7.1 1.7 1.6.4 1.6.2 1.6.1 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0
- 1.7.3 1.7.2 1.7.1.0 1.7.0.0
- 2.0.0-beta.0 2.0.0-alpha.55 1.5.0-rc.0 1.4.8 1.4.0 1.3.20 1.2.29 1.1.5 1.0.8
- 1.8.3 1.7.0 1.6.0 1.5.2 1.4.4 1.3.3 1.2.4 1.1.7
- 1.10.4 1.9.7 1.8.10 1.7.8 1.6.3 1.5.4 1.4.6 1.3.3
- core1.6.0 core-compat1.6.0 core1.5.2 core-compat1.5.2 core-full-compat-yc1.4.5 core-full-compat1.4.5 core-full-nocompat-yc1.4.5 core-full-nocompat1.4.5
- 1.4.2 1.4.1 1.4.0 1.3.0 1.2.0 1.1.0
- 3.7.3 3.7.2 3.7.1 3.7.0 3.7 3.6.2 3.6.1 3.6

引入框架
- 1.4.5 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0 1.3.2
- 1.11.4 1.11.3 1.11.2 1.11.1 1.11.0 1.10.4 1.10.3 1.10.2
- 3.3.6 3.3.5 3.3.0 3.2.0 2.3.2

汉王

HTML代码

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<html>
<head>
<title>鼠标拖动改变表格大小</title>
<SCRIPT language=javascript>
var theobject = null; 
function resizeObject() {
	this.el        = null; 
	this.dir    = "";      
	this.grabx = null;     
	this.graby = null;
	this.width = null;
	this.height = null;
	this.left = null;
	this.top = null;
}
	
function getDirection(el) {
	var xPos, yPos, offset, dir;
	dir = "";
	xPos = window.event.offsetX;
	yPos = window.event.offsetY;
	offset = 8;
	if (yPos<offset) dir += "n";
	else if (yPos > el.offsetHeight-offset) dir += "s";
	if (xPos<offset) dir += "w";
	else if (xPos > el.offsetWidth-offset) dir += "e";
	return dir;
}

function doDown() {
	var el = getReal(event.srcElement, "className", "resizeMe");
	if (el == null) {
		theobject = null;
		return;
	}

dir = getDirection(el);
	if (dir == "") return;

theobject = new resizeObject();
		
	theobject.el = el;
	theobject.dir = dir;

theobject.grabx = window.event.clientX;
	theobject.graby = window.event.clientY;
	theobject.width = el.offsetWidth;
	theobject.height = el.offsetHeight;
	theobject.left = el.offsetLeft;
	theobject.top = el.offsetTop;

window.event.returnValue = false;
	window.event.cancelBubble = true;
}

function doUp() {
	if (theobject != null) {
		theobject = null;
	}
}
function doMove() {
	var el, xPos, yPos, str, xMin, yMin;
	xMin = 8; 
	yMin = 8;

el = getReal(event.srcElement, "className", "resizeMe");

if (el.className == "resizeMe") {
		str = getDirection(el);
		if (str == "") str = "default";
		else str += "-resize";
		el.style.cursor = str;
	}

if(theobject != null) {
		if (dir.indexOf("e") != -1)
			theobject.el.style.width = Math.max(xMin, theobject.width + window.event.clientX - theobject.grabx) + "px";
	
		if (dir.indexOf("s") != -1)
			theobject.el.style.height = Math.max(yMin, theobject.height + window.event.clientY - theobject.graby) + "px";

if (dir.indexOf("w") != -1) {
			theobject.el.style.left = Math.min(theobject.left + window.event.clientX - theobject.grabx, theobject.left + theobject.width - xMin) + "px";
			theobject.el.style.width = Math.max(xMin, theobject.width - window.event.clientX + theobject.grabx) + "px";
		}
		if (dir.indexOf("n") != -1) {
			theobject.el.style.top = Math.min(theobject.top + window.event.clientY - theobject.graby, theobject.top + theobject.height - yMin) + "px";
			theobject.el.style.height = Math.max(yMin, theobject.height - window.event.clientY + theobject.graby) + "px";
		}
		window.event.returnValue = false;
		window.event.cancelBubble = true;
	} 
}
function getReal(el, type, value) {
	temp = el;
	while ((temp != null)  &&  (temp.tagName != "BODY")) {
		if (eval("temp." + type) == value) {
			el = temp;
			return el;
		}
		temp = temp.parentElement;
	}
	return el;
}

document.onmousedown = doDown;
document.onmouseup   = doUp;
document.onmousemove = doMove;
</SCRIPT>
<SCRIPT language=javascript>
if (moz) {
	extendElementModel();
	extendEventObject();
	emulateEventHandlers(["mousemove", "mousedown", "mouseup"]);
}
</SCRIPT>
<STYLE>
#simple {
BORDER-RIGHT: white 1px solid; BORDER-TOP: white 1px solid; Z-INDEX: 2; BACKGROUND: white; LEFT: 60px; OVERFLOW: hidden; BORDER-LEFT: white 1px solid; WIDTH: 400px; BORDER-BOTTOM: white 1px solid; POSITION: absolute; TOP: 80px; HEIGHT: 100px
}
</STYLE>
</head>
<body>
<table class=resizeMe id=simple border="1" width="100%" height="100%">
  <tr>
    <td width="9%">可</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
  </tr>
  <tr>
    <td width="9%">以</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
  </tr>
  <tr>
    <td width="9%">拖动</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
    <td width="9%">　</td>
  </tr>
</table>
</body>
</html>

CSS代码

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JS代码

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简介

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名称

鼠标拖动改变表格大小

分类

表格图层

描述

鼠标拖动可改变表格大小，当然也可以移动表格，不知道有什么用，但感觉挺不错，实际上这里的表格完全可以是一个DIV标记，这样就好理解，也就是一个层拖动功能。