类似如下连接的:
http://go.news.163.com/zhufu/gdzg_zhufu.jsp有源码推荐的给高分.
有思路的纪念分.
谢谢了
http://go.news.163.com/zhufu/gdzg_zhufu.jsp有源码推荐的给高分.
有思路的纪念分.
谢谢了
解决方案 »
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msn主页好像是可以这样的
2,JavaScript
类似代码如下:<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!-- saved from url=(0080)http://www.pconline.com.cn/pcedu/empolder/wz/javascript/0607/other/srcode05.html -->
<HTML><HEAD>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
<SCRIPT>
var iMouseDown = false;
var dragObject = null;
Number.prototype.NaN0=function(){return isNaN(this)?0:this;}
// Demo 0 variables
var DragDrops = [];
var curTarget = null;
var lastTarget = null;function makeDraggable(item){
if(!item) return;
item.onmousedown = function(ev){
dragObject = this;
mouseOffset = getMouseOffset(this, ev);
return false;
}
}function getMouseOffset(target, ev){
ev = ev || window.event; var docPos = getPosition(target);
var mousePos = mouseCoords(ev);
return {x:mousePos.x - docPos.x, y:mousePos.y - docPos.y};
}function getPosition(e){
var left = 0;
var top = 0;
while (e.offsetParent){
left += e.offsetLeft + (e.currentStyle?(parseInt(e.currentStyle.borderLeftWidth)).NaN0():0);
top += e.offsetTop + (e.currentStyle?(parseInt(e.currentStyle.borderTopWidth)).NaN0():0);
e = e.offsetParent;
} left += e.offsetLeft + (e.currentStyle?(parseInt(e.currentStyle.borderLeftWidth)).NaN0():0);
top += e.offsetTop + (e.currentStyle?(parseInt(e.currentStyle.borderTopWidth)).NaN0():0); return {x:left, y:top};}function mouseCoords(ev){
if(ev.pageX || ev.pageY){
return {x:ev.pageX, y:ev.pageY};
}
return {
x:ev.clientX + document.body.scrollLeft - document.body.clientLeft,
y:ev.clientY + document.body.scrollTop - document.body.clientTop
};
}function mouseDown(ev){
ev = ev || window.event;
var target = ev.target || ev.srcElement; if(target.onmousedown || target.getAttribute('DragObj')){
return false;
}
}function mouseUp(ev){ //dragObject = null; if(dragObject){
ev = ev || window.event;
var mousePos = mouseCoords(ev); var dT = dragObject.getAttribute('droptarget');
if(dT){
var targObj = document.getElementById(dT);
var objPos = getPosition(targObj);
if((mousePos.x > objPos.x) && (mousePos.y > objPos.y)
&& (mousePos.x<(objPos.x+parseInt(targObj.offsetWidth)))
&& (mousePos.y<(objPos.y+parseInt(targObj.offsetHeight)))){
var nSrc = targObj.getAttribute('newSrc');
if(nSrc){
dragObject.src = nSrc;
setTimeout(function(){
if(!dragObject || !dragObject.parentNode) return;
dragObject.parentNode.removeChild(dragObject);
dragObject = null;
}, parseInt(targObj.getAttribute('timeout')));
} else {
dragObject.parentNode.removeChild(dragObject);
}
}
}
}
dragObject = null; iMouseDown = false;
}
function mouseMove(ev){
ev = ev || window.event; /*
We are setting target to whatever item the mouse is currently on Firefox uses event.target here, MSIE uses event.srcElement
*/
var target = ev.target || ev.srcElement;
var mousePos = mouseCoords(ev); if(dragObject){
dragObject.style.position = 'absolute';
dragObject.style.top = mousePos.y - mouseOffset.y;
dragObject.style.left = mousePos.x - mouseOffset.x;
} // track the current mouse state so we can compare against it next time
lMouseState = iMouseDown; // this prevents items on the page from being highlighted while dragging
if(curTarget || dragObject) return false;
}
function addDropTarget(item, target){
item.setAttribute('droptarget', target);
}document.onmousemove = mouseMove;
document.onmousedown = mouseDown;
document.onmouseup = mouseUp;window.onload = function (){
makeDraggable(document.getElementById('DragImage9'));
makeDraggable(document.getElementById('DragImage10'));
makeDraggable(document.getElementById('DragImage11'));
makeDraggable(document.getElementById('DragImage12')); addDropTarget(document.getElementById('DragImage9'), 'TrashImage1');
addDropTarget(document.getElementById('DragImage10'), 'TrashImage1');
addDropTarget(document.getElementById('DragImage11'), 'TrashImage1');
addDropTarget(document.getElementById('DragImage12'), 'TrashImage1');
}
</SCRIPT><META content="MSHTML 6.00.6000.16587" name=GENERATOR></HEAD>
<BODY>
<FIELDSET id=Demo6 style="HEIGHT: 70px">
<H3>Demo - Drag any image onto the trashcan</H3><IMG id=TrashImage1
src="移动一个元素_files/drag_drop_trash.gif" newSrc="transparent.gif" timeout="600">
<IMG id=DragImage9 src="移动一个元素_files/drag_drop_spade.gif"> <IMG id=DragImage10
src="移动一个元素_files/drag_drop_heart.gif"> <IMG id=DragImage11
src="移动一个元素_files/drag_drop_diamond.gif"> <IMG id=DragImage12
src="移动一个元素_files/drag_drop_club.gif"> </FIELDSET> </BODY></HTML>
<style>
.shadow1 {
cursor:hand; position:absolute; top:50px; left:50px; width: 120px; height:120px; filter: dropshadow(color="#aaaaaa", offx=5, offy=5, positive=1) Alpha(Opacity=80);
}
.shadow2 {
cursor:hand; position:absolute; top:200px; left:50px; width: 120px; height:120px; filter: shadow(color=#aaaaaa,direction:135) Alpha(Opacity=80);
}
</style><script>
//coded by windy_sk <[email protected]>
var move_obj = null;
document.onmousemove = function(){
if(move_obj==null)return;
move_obj.style.top=event.y-move_obj.offsetHeight/2;
move_obj.style.left=event.x-move_obj.offsetWidth/2;
}
</script><body background="http://www.iecn.net/forum/images/iecn/logo.gif"><div onselectstart="return false" class=shadow1 onmousedown="move_obj=this" onmouseup="move_obj=null">
<table width=100 height=100 style="background-color:white;border: 1px black solid">
<tr><td>Drag Me !</td></tr>
</table>
</div><div onselectstart="return false" class=shadow2 onmousedown="move_obj=this" onmouseup="move_obj=null">
<table width=100 height=100 style="background-color:white;border: 1px black solid">
<tr><td>Drag Me !</td></tr>
</table>
</div>
1、当点击鼠标左键时,记录下当前座标。
2、鼠标移动时记录当前座标,并根据当前座标与1处的起始座标重置目标位置。完整代码如下:
<!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=gb2312" />
<title>无标题文档</title>
<script type="text/javascript">
<!--
var theFlag = 0;//操作是否开始(1是;0否)
var theDiv;//拖曳对象
var x = 0;//鼠标按下时的初始x座标
var y = 0;//鼠标按下时的初始y座标
var divTop = 0;//拖曳对象当前的top值
var divLeft = 0;//拖曳对象当前的left值//鼠标按下事件
function selectBegin(e)
{
theFlag = 1;
e.setCapture();
theDiv = document.getElementById("move");
//鼠标起始值
x = parseInt(document.body.scrollLeft) + parseInt(event.clientX);//鼠标按下初始x座标值
y = parseInt(document.body.scrollTop) + parseInt(event.clientY);//鼠标按下初始y座标值
divTop = parseInt(theDiv.offsetTop);//拖曳对象当前的top值
divLeft = parseInt(theDiv.offsetLeft);//拖曳对象当前的left值
}
//鼠标移动事件
function selectMove(e)
{
if(theFlag == 1)
{
var mouseX = parseInt(document.body.scrollLeft) + parseInt(event.clientX);//捕获鼠标当前座标
var mouseY = parseInt(document.body.scrollTop) + parseInt(event.clientY);
theDiv.style.top = divTop + (mouseY - y);//重置拖曳对象位置
theDiv.style.left = divLeft + (mouseX - x);
}
}
//鼠标松开事件
function selectEnd(e)
{
theFlag = 0;
e.releaseCapture();
}
-->
</script>
</head>
<body style="margin:0px;padding:0px;">
<div style="float:left;width:600px;height:600px;background-color:#f0f0f0;">
<!--onmousedown:鼠标按下事件;onmousemove:鼠标移动事件;鼠标松开事件:onmouseup-->
<div id="move" style="width:100px;height:100px;border:black 1px dashed;position:absolute;top:0px;left:0px;cursor:move;" onmousedown="selectBegin(this);" onmousemove="selectMove(this);" onmouseup="selectEnd(this);">拖曳图层</div>
</div>
</body>
</html>
function ssdel(){
if (event)
{
lObj = event.srcElement ;while (lObj && lObj.tagName != "DIV") lObj = lObj.parentElement ;
}
var id=lObj.id;
document.getElementById(id).outerHTML="";
}var Obj='';
var index=10000;
document.onmouseup=MUp
document.onmousemove=MMovefunction MDown(Object){
Obj=Object.id;
document.getElementById(Obj).setCapture();
pX=event.x-document.getElementById(Obj).style.pixelLeft;
pY=event.y-document.getElementById(Obj).style.pixelTop;
}function MMove(){
if(Obj!=''){
if (event.x-pX>0 && event.x-pX<document.body.offsetWidth-document.getElementById(Obj).offsetWidth)
{
document.getElementById(Obj).style.left=event.x-pX;
}
if (event.y-pY>0 && event.y-pY<document.body.offsetHeight-document.getElementById(Obj).offsetHeight)
{
document.getElementById(Obj).style.top=event.y-pY;
}
}
}function MUp(){
if(Obj!=''){
document.getElementById(Obj).releaseCapture();
Obj='';
}
}
//获得焦点;
function getFocus(obj)
{
if(obj.style.zIndex!=index)
{
index = index + 2;
var idx = index;
obj.style.zIndex=idx;
}
}