js,css实现拖动
2008-12-29 22:20
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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<style>
.content{width:900px;}
.content .left{
float:left;
width:20%;
border:1px solid #FF0000;
margin:3px;
}
.content .center{float:left;border:1px solid #FF0000;margin:3px;width:57%}
.content .right{float:right;width:20%;border:1px solid #FF0000;margin:3px}
.mo{height:auto;border:1px solid #CCC;margin:3px;background:#FFF;}
.mo h1{background:#ECF9FF;height:18px;padding:3px;cursor:move;float:left;}
.mo right{float:right;}
.mo .nr{height:80px;border:1px solid #F3F3F3;margin:2px}
#hidden_div{display:none;}
</style>
<script>
var col = 2;
var dragobj={}
var domid=8
function on_ini(){
String.prototype.inc=function(s){return this.indexOf(s)>-1?true:false}
var agent=navigator.userAgent
window.isOpr=agent.inc("Opera")
window.isIE=agent.inc("IE")&&!isOpr
window.isMoz=agent.inc("Mozilla")&&!isOpr&&!isIE
if(isMoz){
Event.prototype.__defineGetter__("x",function(){return this.clientX+2})
Event.prototype.__defineGetter__("y",function(){return this.clientY+2})
}
basic_ini()
}
function basic_ini(){
window.$=function(obj){return typeof(obj)=="string"?document.getElementById(obj):obj}
window.oDel=function(obj){if($(obj)!=null){$(obj).parentNode.removeChild($(obj))}}
}
window.onload=function(){
on_ini()
var o=document.getElementsByTagName("h1")
for(var i=0;i<o.length;i++){
o[i].onmousedown=addevent
}
}
function addevent(e){
if(dragobj.o!=null)
return false
e=e||event
dragobj.o=this.parentNode
dragobj.xy=getxy(dragobj.o)
dragobj.xx=new Array((e.x-dragobj.xy[1]),(e.y-dragobj.xy[0]))
dragobj.o.style.width=dragobj.xy[2]+"px"
dragobj.o.style.height=dragobj.xy[3]+"px"
dragobj.o.style.left=(e.x-dragobj.xx[0])+"px"
dragobj.o.style.top=(e.y-dragobj.xx[1])+"px"
dragobj.o.style.position="absolute"
var om=document.createElement("div")
dragobj.otemp=om
om.style.width=dragobj.xy[2]+"px"
om.style.height=dragobj.xy[3]+"px"
dragobj.o.parentNode.insertBefore(om,dragobj.o)
return false
}
document.onselectstart=function(){return false}
window.onfocus=function(){document.onmouseup()}
window.onblur=function(){document.onmouseup()}
document.onmouseup=function(){
if(dragobj.o!=null){
dragobj.o.style.width="auto"
dragobj.o.style.height="auto"
dragobj.otemp.parentNode.insertBefore(dragobj.o,dragobj.otemp)
dragobj.o.style.position=""
oDel(dragobj.otemp)
dragobj={}
}
}
document.onmousemove=function(e){
e=e||event
if(dragobj.o!=null){
dragobj.o.style.left=(e.x-dragobj.xx[0])+"px"
dragobj.o.style.top=(e.y-dragobj.xx[1])+"px"
createtmpl(e)
}
}
function getxy(e){
var a=new Array()
var t=e.offsetTop;
var l=e.offsetLeft;
var w=e.offsetWidth;
var h=e.offsetHeight;
while(e=e.offsetParent){
t+=e.offsetTop;
l+=e.offsetLeft;
}
a[0]=t;a[1]=l;a[2]=w;a[3]=h
return a;
}
function inner(o,e){
var a=getxy(o)
if(e.x>a[1]&&e.x<(a[1]+a[2])&&e.y>a[0]&&e.y<(a[0]+a[3])){
if(e.y<(a[0]+a[3]/2))
return 1;
else
return 2;
}else
return 0;
}
function createtmpl(e){
for(var i=0;i<domid;i++){
if($("m"+i)==dragobj.o)
continue
var b=inner($("m"+i),e)
if(b==0)
continue
dragobj.otemp.style.width=$("m"+i).offsetWidth
if(b==1){
$("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i))
}else{
if($("m"+i).nextSibling==null){
$("m"+i).parentNode.appendChild(dragobj.otemp)
}else{
$("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i).nextSibling)
}
}
return
}
for(var j=0;j<col;j++){
if($("dom"+j).innerHTML.inc("div")||$("dom"+j).innerHTML.inc("DIV"))
continue
var op=getxy($("dom"+j))
if(e.x>(op[1]+10)&&e.x<(op[1]+op[2]-10)){
$("dom"+j).appendChild(dragobj.otemp)
dragobj.otemp.style.width=(op[2]-10)+"px"
}
}
}
function add_div()
{
var o=document.createElement("div")
o.className="mo"
o.id="m"+domid
$('dom0').appendChild(o)
o.innerHTML="<h1>dom"+domid+"</h1><div class=nr></div>"
o.getElementsByTagName("h1")[0].onmousedown=addevent
domid++
}
function del_div(num)
{
var obj;
obj = $('m' + num);
oDel('m' + num);
$('hidden_div').appendChild(obj);
}
function show_div(num)
{
var obj;
obj = $('m' + num);
if (obj.parentNode.id=="hidden_div")
{
oDel('m' + num);
$('dom0').appendChild(obj);
}
else
{
alert('想什么呢?该层还没隐藏呢~');
}
}
</script>
</head>
<body>
<INPUT TYPE="button" value="增加单元" onclick="add_div();">
<INPUT TYPE="button" value="显示单元0" onclick="show_div(0);">
<INPUT TYPE="button" value="显示单元1" onclick="show_div(1);">
<INPUT TYPE="button" value="显示单元2" onclick="show_div(2);">
<INPUT TYPE="button" value="显示单元3" onclick="show_div(3);">
<div class=content>
<div class=left id=dom0>
<div class=mo id=m0><h1>dom0<span class="right"><a href="###" onclick="del_div(0)">[X]</a></span></h1><div class="nr">fdsafd</div></div>
<div class=mo id=m1><h1>dom1</h1><span><a href="###" onclick="del_div(1)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m2><h1>dom2</h1><span><a href="###" onclick="del_div(2)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m3><h1>dom3</h1><span><a href="###" onclick="del_div(3)">[X]</a></span><div class="nr"></div></div>
</div>
<div class=center id=dom1>
<div class=mo id=m4><h1>dom4</h1><span><a href="###" onclick="del_div(4)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m5><h1>dom5</h1><span><a href="###" onclick="del_div(5)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m6><h1>dom6</h1><span><a href="###" onclick="del_div(6)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m7><h1>dom7</h1><span><a href="###" onclick="del_div(7)">[X]</a></span><div class="nr"></div></div>
</div>
<div id="hidden_div"></div>
</div>
</body>
</html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<style>
.content{width:900px;}
.content .left{
float:left;
width:20%;
border:1px solid #FF0000;
margin:3px;
}
.content .center{float:left;border:1px solid #FF0000;margin:3px;width:57%}
.content .right{float:right;width:20%;border:1px solid #FF0000;margin:3px}
.mo{height:auto;border:1px solid #CCC;margin:3px;background:#FFF;}
.mo h1{background:#ECF9FF;height:18px;padding:3px;cursor:move;float:left;}
.mo right{float:right;}
.mo .nr{height:80px;border:1px solid #F3F3F3;margin:2px}
#hidden_div{display:none;}
</style>
<script>
var col = 2;
var dragobj={}
var domid=8
function on_ini(){
String.prototype.inc=function(s){return this.indexOf(s)>-1?true:false}
var agent=navigator.userAgent
window.isOpr=agent.inc("Opera")
window.isIE=agent.inc("IE")&&!isOpr
window.isMoz=agent.inc("Mozilla")&&!isOpr&&!isIE
if(isMoz){
Event.prototype.__defineGetter__("x",function(){return this.clientX+2})
Event.prototype.__defineGetter__("y",function(){return this.clientY+2})
}
basic_ini()
}
function basic_ini(){
window.$=function(obj){return typeof(obj)=="string"?document.getElementById(obj):obj}
window.oDel=function(obj){if($(obj)!=null){$(obj).parentNode.removeChild($(obj))}}
}
window.onload=function(){
on_ini()
var o=document.getElementsByTagName("h1")
for(var i=0;i<o.length;i++){
o[i].onmousedown=addevent
}
}
function addevent(e){
if(dragobj.o!=null)
return false
e=e||event
dragobj.o=this.parentNode
dragobj.xy=getxy(dragobj.o)
dragobj.xx=new Array((e.x-dragobj.xy[1]),(e.y-dragobj.xy[0]))
dragobj.o.style.width=dragobj.xy[2]+"px"
dragobj.o.style.height=dragobj.xy[3]+"px"
dragobj.o.style.left=(e.x-dragobj.xx[0])+"px"
dragobj.o.style.top=(e.y-dragobj.xx[1])+"px"
dragobj.o.style.position="absolute"
var om=document.createElement("div")
dragobj.otemp=om
om.style.width=dragobj.xy[2]+"px"
om.style.height=dragobj.xy[3]+"px"
dragobj.o.parentNode.insertBefore(om,dragobj.o)
return false
}
document.onselectstart=function(){return false}
window.onfocus=function(){document.onmouseup()}
window.onblur=function(){document.onmouseup()}
document.onmouseup=function(){
if(dragobj.o!=null){
dragobj.o.style.width="auto"
dragobj.o.style.height="auto"
dragobj.otemp.parentNode.insertBefore(dragobj.o,dragobj.otemp)
dragobj.o.style.position=""
oDel(dragobj.otemp)
dragobj={}
}
}
document.onmousemove=function(e){
e=e||event
if(dragobj.o!=null){
dragobj.o.style.left=(e.x-dragobj.xx[0])+"px"
dragobj.o.style.top=(e.y-dragobj.xx[1])+"px"
createtmpl(e)
}
}
function getxy(e){
var a=new Array()
var t=e.offsetTop;
var l=e.offsetLeft;
var w=e.offsetWidth;
var h=e.offsetHeight;
while(e=e.offsetParent){
t+=e.offsetTop;
l+=e.offsetLeft;
}
a[0]=t;a[1]=l;a[2]=w;a[3]=h
return a;
}
function inner(o,e){
var a=getxy(o)
if(e.x>a[1]&&e.x<(a[1]+a[2])&&e.y>a[0]&&e.y<(a[0]+a[3])){
if(e.y<(a[0]+a[3]/2))
return 1;
else
return 2;
}else
return 0;
}
function createtmpl(e){
for(var i=0;i<domid;i++){
if($("m"+i)==dragobj.o)
continue
var b=inner($("m"+i),e)
if(b==0)
continue
dragobj.otemp.style.width=$("m"+i).offsetWidth
if(b==1){
$("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i))
}else{
if($("m"+i).nextSibling==null){
$("m"+i).parentNode.appendChild(dragobj.otemp)
}else{
$("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i).nextSibling)
}
}
return
}
for(var j=0;j<col;j++){
if($("dom"+j).innerHTML.inc("div")||$("dom"+j).innerHTML.inc("DIV"))
continue
var op=getxy($("dom"+j))
if(e.x>(op[1]+10)&&e.x<(op[1]+op[2]-10)){
$("dom"+j).appendChild(dragobj.otemp)
dragobj.otemp.style.width=(op[2]-10)+"px"
}
}
}
function add_div()
{
var o=document.createElement("div")
o.className="mo"
o.id="m"+domid
$('dom0').appendChild(o)
o.innerHTML="<h1>dom"+domid+"</h1><div class=nr></div>"
o.getElementsByTagName("h1")[0].onmousedown=addevent
domid++
}
function del_div(num)
{
var obj;
obj = $('m' + num);
oDel('m' + num);
$('hidden_div').appendChild(obj);
}
function show_div(num)
{
var obj;
obj = $('m' + num);
if (obj.parentNode.id=="hidden_div")
{
oDel('m' + num);
$('dom0').appendChild(obj);
}
else
{
alert('想什么呢?该层还没隐藏呢~');
}
}
</script>
</head>
<body>
<INPUT TYPE="button" value="增加单元" onclick="add_div();">
<INPUT TYPE="button" value="显示单元0" onclick="show_div(0);">
<INPUT TYPE="button" value="显示单元1" onclick="show_div(1);">
<INPUT TYPE="button" value="显示单元2" onclick="show_div(2);">
<INPUT TYPE="button" value="显示单元3" onclick="show_div(3);">
<div class=content>
<div class=left id=dom0>
<div class=mo id=m0><h1>dom0<span class="right"><a href="###" onclick="del_div(0)">[X]</a></span></h1><div class="nr">fdsafd</div></div>
<div class=mo id=m1><h1>dom1</h1><span><a href="###" onclick="del_div(1)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m2><h1>dom2</h1><span><a href="###" onclick="del_div(2)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m3><h1>dom3</h1><span><a href="###" onclick="del_div(3)">[X]</a></span><div class="nr"></div></div>
</div>
<div class=center id=dom1>
<div class=mo id=m4><h1>dom4</h1><span><a href="###" onclick="del_div(4)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m5><h1>dom5</h1><span><a href="###" onclick="del_div(5)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m6><h1>dom6</h1><span><a href="###" onclick="del_div(6)">[X]</a></span><div class="nr"></div></div>
<div class=mo id=m7><h1>dom7</h1><span><a href="###" onclick="del_div(7)">[X]</a></span><div class="nr"></div></div>
</div>
<div id="hidden_div"></div>
</div>
</body>
</html>
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