当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 可拖动窗口,附带鼠标控制渐变透明,开启关闭功能

Javascript
为调试JavaScript添加输出窗口的代码
Js 中debug方式
一些mootools的学习资源
JavaScript 精粹读书笔记(1,2)
CutePsWheel javascript libary 控制输入文本框为可使用滚轮控制的js库
数组Array进行原型prototype扩展后带来的for in遍历问题
javascript 鼠标拖动图标技术
比较搞笑的js陷阱题
js 自定义的联动下拉框
js 省地市级联选择
JavaScript 类似flash效果的立体图片浏览器
JavaScript Event学习第九章 鼠标事件
jQuery AJAX回调函数this指向问题
toString()一个会自动调用的方法
jQuery 文本框模拟下拉列表效果
关于页面被拦截的问题
javascript 解析url的search方法
一个XML格式数据转换为图表的例子
Javascript 获取链接(url)参数的方法[正则与截取字符串]
一些收集整理非常不错的JS效果代码

Javascript 中的 可拖动窗口,附带鼠标控制渐变透明,开启关闭功能


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-10-12   浏览: 72 ::
收藏到网摘: n/a

<style type="text/css">
<!--
#Layer1 {
position:absolute;
width:210px;
height:160px;
z-index:1;
left: 178px;
top: 322px;
background-color: #FFFBF0;
}
#content {
position:absolute;
width:200px;
height:115px;
z-index:1;
left: 0px;
top: 27px;
border: 1px solid #666666;
}
#bar {
position:absolute;
width:200px;
height:25px;
z-index:2;
background-color: #00FF33;
left: 0px;
top: 0px;
}
#but_1 {
position:absolute;
width:14px;
height:14px;
z-index:3;
left: 183px;
top: 6px;
overflow: hidden;
background-color: #333333;
}
#but_2 {
position:absolute;
width:10px;
height:10px;
z-index:4;
left: 164px;
top: 6px;
background-color: #00FF33;
border: 2px solid #666666;
overflow: hidden;
}
-->
</style>
<script type="text/JavaScript">
<!--
function MM_findObj(n, d) { //v4.01
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_scanStyles(obj, prop) { //v8.0
var inlineStyle = null; var ccProp = prop; var dash = ccProp.indexOf("-");
while (dash != -1){ccProp = ccProp.substring(0, dash) + ccProp.substring(dash+1,dash+2).toUpperCase() + ccProp.substring(dash+2); dash = ccProp.indexOf("-");}
inlineStyle = eval("obj.style." + ccProp);
if(inlineStyle) return inlineStyle;
var ss = document.styleSheets;
for (var x = 0; x < ss.length; x++) { var rules = ss[x].cssRules;
for (var y = 0; y < rules.length; y++) { var z = rules[y].style;
if(z[prop] && (rules[y].selectorText == '*[ID"' + obj.id + '"]')) {
return z[prop];
} } } return "";
}

function MM_getProp(obj, prop) { //v8.0
if (!obj) return ("");
if (prop == "L") return obj.offsetLeft;
else if (prop == "T") return obj.offsetTop;
else if (prop == "W") return obj.offsetWidth;
else if (prop == "H") return obj.offsetHeight;
else {
if (typeof(window.getComputedStyle) == "undefined") {
if (typeof(obj.currentStyle) == "undefined"){
if (prop == "P") return MM_scanStyles(obj,"position");
else if (prop == "Z") return MM_scanStyles(obj,"z-index");
else if (prop == "V") return MM_scanStyles(obj,"visibility");
} else {
if (prop == "P") return obj.currentStyle.position;
else if (prop == "Z") return obj.currentStyle.zIndex;
else if (prop == "V") return obj.currentStyle.visibility;
}
} else {
if (prop == "P") return window.getComputedStyle(obj,null).getPropertyValue("position");
else if (prop == "Z") return window.getComputedStyle(obj,null).getPropertyValue("z-index");
else if (prop == "V") return window.getComputedStyle(obj,null).getPropertyValue("visibility");
}
}
}

function MM_dragLayer(objName,x,hL,hT,hW,hH,toFront,dropBack,cU,cD,cL,cR,targL,targT,tol,dropJS,et,dragJS) { //v8.0
//Copyright 2005 Macromedia, Inc. All rights reserved.
var i,j,aLayer,retVal,curDrag=null,curLeft,curTop,IE=document.all,NS4=document.layers;
var NS6=(!IE&&document.getElementById), NS=(NS4||NS6); if (!IE && !NS) return false;
retVal = true; if(IE && event) event.returnValue = true;
if (MM_dragLayer.arguments.length > 1) {
curDrag = MM_findObj(objName); if (!curDrag) return false;
if (!document.allLayers) { document.allLayers = new Array();
with (document) if (NS4) { for (i=0; i<layers.length; i++) allLayers[i]=layers[i];
for (i=0; i<allLayers.length; i++) if (allLayers[i].document && allLayers[i].document.layers)
with (allLayers[i].document) for (j=0; j<layers.length; j++) allLayers[allLayers.length]=layers[j];
} else {
if (NS6) { var spns = getElementsByTagName("span"); var all = getElementsByTagName("div");
for (i=0;i<spns.length;i++) if (MM_getProp(spns[i],'P')) allLayers[allLayers.length]=spns[i];}
for (i=0;i<all.length;i++) {
if (NS4){if (all[i].style&&all[i].style.position) allLayers[allLayers.length]=all[i];}
else if (MM_getProp(all[i],'P')) allLayers[allLayers.length]=all[i];
}
} }
curDrag.MM_dragOk=true; curDrag.MM_targL=targL; curDrag.MM_targT=targT;
curDrag.MM_tol=Math.pow(tol,2); curDrag.MM_hLeft=hL; curDrag.MM_hTop=hT;
curDrag.MM_hWidth=hW; curDrag.MM_hHeight=hH; curDrag.MM_toFront=toFront;
curDrag.MM_dropBack=dropBack; curDrag.MM_dropJS=dropJS;
curDrag.MM_everyTime=et; curDrag.MM_dragJS=dragJS;
curDrag.MM_oldZ = (NS4)?curDrag.zIndex:MM_getProp(curDrag,'Z');
curLeft= (NS4)?curDrag.left:MM_getProp(curDrag,'L');
if (String(curLeft)=="NaN") curLeft=0; curDrag.MM_startL = curLeft;
curTop = (NS4)?curDrag.top:MM_getProp(curDrag,'T');
if (String(curTop)=="NaN") curTop=0; curDrag.MM_startT = curTop;
curDrag.MM_bL=(cL<0)?null:curLeft-cL; curDrag.MM_bT=(cU<0)?null:curTop-cU;
curDrag.MM_bR=(cR<0)?null:curLeft+cR; curDrag.MM_bB=(cD<0)?null:curTop+cD;
curDrag.MM_LEFTRIGHT=0; curDrag.MM_UPDOWN=0; curDrag.MM_SNAPPED=false; //use in your JS!
document.onmousedown = MM_dragLayer; document.onmouseup = MM_dragLayer;
if (NS) document.captureEvents(Event.MOUSEDOWN|Event.MOUSEUP);
} else {
var theEvent = ((NS)?objName.type:event.type);
if (theEvent == 'mousedown') {
var mouseX = (NS)?objName.pageX : event.clientX + document.body.scrollLeft;
var mouseY = (NS)?objName.pageY : event.clientY + document.body.scrollTop;
var maxDragZ=null; document.MM_maxZ = 0;
for (i=0; i<document.allLayers.length; i++) { aLayer = document.allLayers[i];
var aLayerZ = (NS4)?aLayer.zIndex:MM_getProp(aLayer,'Z');
if (aLayerZ > document.MM_maxZ) document.MM_maxZ = aLayerZ;
var isVisible = ((NS4)?aLayer.visibility:MM_getProp(aLayer,'V')).indexOf('hid') == -1;
if (aLayer.MM_dragOk != null && isVisible) with (aLayer) {
var parentL=0; var parentT=0;
if (NS6) { parentLayer = aLayer.parentNode;
while (parentLayer != null && parentLayer != document && MM_getProp(parentLayer,'P')) {
parentL += parseInt(MM_getProp(parentLayer,'L')); parentT += parseInt(MM_getProp(parentLayer,'T'));
parentLayer = parentLayer.parentNode;
if (parentLayer==document) parentLayer = null;
} } else if (IE) { parentLayer = aLayer.parentElement;
while (parentLayer != null && MM_getProp(parentLayer,'P')) {
parentL += MM_getProp(parentLayer,'L'); parentT += MM_getProp(parentLayer,'T');
parentLayer = parentLayer.parentElement; } }
var tmpX=mouseX-((NS4)?pageX:(MM_getProp(aLayer,'L'))+parentL+MM_hLeft);
var tmpY=mouseY-((NS4)?pageY:(MM_getProp(aLayer,'T'))+parentT+MM_hTop);
if (String(tmpX)=="NaN") tmpX=0; if (String(tmpY)=="NaN") tmpY=0;
var tmpW = MM_hWidth; if (tmpW <= 0) tmpW += (NS4)?clip.width:MM_getProp(aLayer,'W');
var tmpH = MM_hHeight; if (tmpH <= 0) tmpH += (NS4)?clip.height:MM_getProp(aLayer,'H');
if ((0 <= tmpX && tmpX < tmpW && 0 <= tmpY && tmpY < tmpH) && (maxDragZ == null
|| maxDragZ <= aLayerZ)) { curDrag = aLayer; maxDragZ = aLayerZ; } } }
if (curDrag) {
document.onmousemove = MM_dragLayer; if (NS4) document.captureEvents(Event.MOUSEMOVE);
curLeft = (NS4)?curDrag.left:MM_getProp(curDrag,'L');
curTop = (NS4)?curDrag.top:MM_getProp(curDrag,'T');
if (String(curLeft)=="NaN") curLeft=0; if (String(curTop)=="NaN") curTop=0;
MM_oldX = mouseX - curLeft; MM_oldY = mouseY - curTop;
document.MM_curDrag = curDrag; curDrag.MM_SNAPPED=false;
if(curDrag.MM_toFront) {
var newZ = parseInt(document.MM_maxZ)+1;
eval('curDrag.'+((NS4)?'':'style.')+'zIndex=newZ');
if (!curDrag.MM_dropBack) document.MM_maxZ++; }
retVal = false; if(!NS4&&!NS6) event.returnValue = false;
} } else if (theEvent == 'mousemove') {
if (document.MM_curDrag) with (document.MM_curDrag) {
var mouseX = (NS)?objName.pageX : event.clientX + document.body.scrollLeft;
var mouseY = (NS)?objName.pageY : event.clientY + document.body.scrollTop;
var newLeft = mouseX-MM_oldX; var newTop = mouseY-MM_oldY;
if (MM_bL!=null) newLeft = Math.max(newLeft,MM_bL);
if (MM_bR!=null) newLeft = Math.min(newLeft,MM_bR);
if (MM_bT!=null) newTop = Math.max(newTop ,MM_bT);
if (MM_bB!=null) newTop = Math.min(newTop ,MM_bB);
MM_LEFTRIGHT = newLeft-MM_startL; MM_UPDOWN = newTop-MM_startT;
if (NS4) {left = newLeft; top = newTop;}
else if (NS6){style.left = newLeft + "px"; style.top = newTop + "px";}
else {style.pixelLeft = newLeft; style.pixelTop = newTop;}
if (MM_dragJS) eval(MM_dragJS);
retVal = false; if(!NS) event.returnValue = false;
} } else if (theEvent == 'mouseup') {
document.onmousemove = null;
if (NS) document.releaseEvents(Event.MOUSEMOVE);
if (NS) document.captureEvents(Event.MOUSEDOWN); //for mac NS
if (document.MM_curDrag) with (document.MM_curDrag) {
if (typeof MM_targL =='number' && typeof MM_targT == 'number' &&
(Math.pow(MM_targL-((NS4)?left:MM_getProp(document.MM_curDrag,'L')),2)+
Math.pow(MM_targT-((NS4)?top:MM_getProp(document.MM_curDrag,'T')),2))<=MM_tol) {
if (NS4) {left = MM_targL; top = MM_targT;}
else if (NS6) {style.left = MM_targL + "px"; style.top = MM_targT + "px";}
else {style.pixelLeft = MM_targL; style.pixelTop = MM_targT;}
MM_SNAPPED = true; MM_LEFTRIGHT = MM_startL-MM_targL; MM_UPDOWN = MM_startT-MM_targT; }
if (MM_everyTime || MM_SNAPPED) eval(MM_dropJS);
if(MM_dropBack) {if (NS4) zIndex = MM_oldZ; else style.zIndex = MM_oldZ;}
retVal = false; if(!NS) event.returnValue = false; }
document.MM_curDrag = null;
}
if (NS) document.routeEvent(objName);
} return retVal;
}
//-->
</script>

<script>
<!--
// code by windy_sk
var timer=null;
var org_opacity=30;
var step=5;
var ext_time=30;

function doit(img,mode){
clearTimeout(timer);
if(img.style.filter.indexOf("alpha")==-1)img.style.filter+="alpha(opacity="+org_opacity+")";
var cur_level=img.filters.alpha.opacity;
if(mode){
cur_level+=step;
if(cur_level>100)cur_level=100;
}else{
cur_level-=step;
if(cur_level<org_opacity)cur_level=org_opacity;
}
img.filters.alpha.opacity=cur_level;
if(cur_level!=100 && cur_level!==ext_time)
timer=setTimeout("doit("+img.id+","+mode+")",ext_time)
}

function MM_showHideLayers() { //v6.0
var i,p,v,obj,args=MM_showHideLayers.arguments;
for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
obj.visibility=v; }
}
//-->
</script>
</head>

<body onload="MM_dragLayer('Layer1','',0,0,0,0,true,false,-1,-1,-1,-1,false,false,0,'',false,'')">

<body bgcolor="#FFFBF0">


<div id="Layer1" style="filter: alpha(opacity=30)" onmouseover=doit(this,true) onmouseout=doit(this,false) >
<div id="content"><img src="/img/common/logo.gif" name="test" width=90 height=27 border="0" id="test" /></div>
<div id="bar"></div>
<div id="but_1" onclick="MM_showHideLayers('content','','show')"></div>
<div id="but_2" onclick="MM_showHideLayers('content','','hide')"></div>
</div>