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Js模拟的Dialog弹出浮动框

更新时间：2015/6/25 13:55:41 下载：6810次

Js模拟的Dialog弹出浮动框

<!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>Dialog浮动窗口</title>
<style type="text/css">
.dialogcontainter{height:400px; width:400px; border:1px solid #14495f; position:absolute; font-size:13px;}
.dialogtitle{height:26px; width:auto; background-image:url(http://www.diandiba.com/Upload/20150625135800552.gif);}
.dialogtitleinfo{float:left;height:20px; margin-top:2px; margin-left:10px;line-height:20px; vertical-align:middle; color:#FFFFFF; font-weight:bold; }
.dialogtitleico{float:right; height:20px;  width:21px; margin-top:2px; margin-right:5px;text-align:center; line-height:20px; vertical-align:middle; background-image:url(http://www.diandiba.com/Upload/20150625135829863.gif);background-position:-21px 0px}
.dialogbody{ padding:10px; width:auto; background-color: #FFFFFF;}
.dialogbottom{
        bottom:1px; right:1px;cursor:nw-resize;
        position:absolute;
  background-image:url(http://www.diandiba.com/Upload/20150625135829863.gif);
  background-position:-42px -10px;
        width:10px;
        height:10px;
        font-size:0;}
</style>
</head>
<body >
<input value="创建" type="button" onclick="creat()" />
<div id='aa'></div>
<script>
var z=1,i=1,left=10
var isIE = (document.all) ? true : false;

var $ = function (id) {
 return  document.getElementById(id);
};

var Extend = function(destination, source) {
 for (var property in source) {
  destination[property] = source[property];
 }
}

var Bind = function(object, fun,args) {
 return function() {
  return fun.apply(object,args||[]);
 }
}

var BindAsEventListener = function(object, fun) {
 var args = Array.prototype.slice.call(arguments).slice(2);
 return function(event) {
  return fun.apply(object, [event || window.event].concat(args));
 }
}

var CurrentStyle = function(element){
 return element.currentStyle || document.defaultView.getComputedStyle(element, null);
}

function create(elm,parent,fn){var element = document.createElement(elm);fn&&fn(element); parent&&parent.appendChild(element);return element};
 function addListener(element,e,fn){ element.addEventListener?element.addEventListener(e,fn,false):element.attachEvent("on" + e,fn)};
 function removeListener(element,e,fn){ element.removeEventListener?element.removeEventListener(e,fn,false):element.detachEvent("on" + e,fn)};

var Class = function(properties){
       var _class = function(){return (arguments[0] !== null && this.initialize && typeof(this.initialize) == 'function') ? this.initialize.apply(this, arguments) : this;};
       _class.prototype = properties;
       return _class;
 };

var Dialog = new Class({
 options:{
  Width       : 400,
  Height      : 400,
  Left        : 100,
  Top         : 100,
  Titleheight : 26,
  Minwidth    : 200,
  Minheight   : 200,
  CancelIco   : true,
  ResizeIco   : false,
  Info        : "新闻标题",
  Content     : "无内容",
  Zindex      : 2 
 },
 initialize:function(options){
  this._dragobj   = null;
  this._resize    = null;
  this._cancel    = null;
  this._body      = null;
  this._x         = 0;
  this._y         = 0;
  this._fM        = BindAsEventListener(this, this.Move);
  this._fS        = Bind(this, this.Stop);
  this._isdrag    = null;
  this._Css       = null;
  this.Width      = this.options.Width;
  this.Height     = this.options.Height;
  this.Left       = this.options.Left;
  this.Top        = this.options.Top;
  this.CancelIco  = this.options.CancelIco;
  this.Info       = this.options.Info;
  this.Content    = this.options.Content;
  this.Minwidth   = this.options.Minwidth;
  this.Minheight  = this.options.Minheight;
  this.Titleheight= this.options.Titleheight;
  this.Zindex     = this.options.Zindex;
  Extend(this,options);
  Dialog.Zindex   = this.Zindex
//构造dialog
  var obj = ['dialogcontainter','dialogtitle','dialogtitleinfo','dialogtitleico','dialogbody','dialogbottom'];
  for(var i = 0;i<obj.length;i++)
  { obj[i]=create('div',null,function(elm){elm.className = obj[i];}); }
  obj[2].innerHTML = this.Info;
  obj[4].innerHTML = this.Content;
  obj[1].appendChild(obj[2]);
  obj[1].appendChild(obj[3]);
  obj[0].appendChild(obj[1]);
  obj[0].appendChild(obj[4]);
  obj[0].appendChild(obj[5]);
  document.body.appendChild(obj[0]);
  this._dragobj = obj[0];
  this._resize  = obj[5];
  this._cancel  = obj[3];
  this._body    = obj[4];
///o,x1,x2
////设置Dialog的长 宽 ,left ,top
  with(this._dragobj.style){
	  height = this.Height + "px";top = this.Top + "px";width = this.Width +"px";left = this.Left + "px";zIndex = this.Zindex;
  }
  this._body.style.height    = this.Height - this.Titleheight-parseInt(CurrentStyle(this._body).paddingLeft)*2+'px';
///////////////////////////////////////////////////////////////////////////////   添加事件 
  addListener(this._dragobj,'mousedown',BindAsEventListener(this, this.Start,true));
  addListener(this._cancel,'mouseover',Bind(this,this.Changebg,[this._cancel,'0px 0px','-21px 0px']));
  addListener(this._cancel,'mouseout',Bind(this,this.Changebg,[this._cancel,'0px 0px','-21px 0px']));
  addListener(this._cancel,'mousedown',BindAsEventListener(this,this.Disappear));
  addListener(this._body,'mousedown',BindAsEventListener(this, this.Cancelbubble));
  addListener(this._resize,'mousedown',BindAsEventListener(this, this.Start,false));
 },
 Disappear:function(e){
	 this.Cancelbubble(e);
	 document.body.removeChild(this._dragobj);
 },
 Cancelbubble:function(e){
	  this._dragobj.style.zIndex = ++Dialog.Zindex;
	  document.all?(e.cancelBubble=true):(e.stopPropagation())
 },
 Changebg:function(o,x1,x2){
	 o.style.backgroundPosition =(o.style.backgroundPosition==x1)?x2:x1;
 },
 Start:function(e,isdrag){
	  if(!isdrag){this.Cancelbubble(e);} 
	  this._Css = isdrag?{x:"left",y:"top"}:{x:"width",y:"height"}
	  this._dragobj.style.zIndex = ++Dialog.Zindex;
	  this._isdrag = isdrag;
	  this._x      = isdrag?(e.clientX - this._dragobj.offsetLeft||0):(this._dragobj.offsetLeft||0) ;
	  this._y      = isdrag?(e.clientY - this._dragobj.offsetTop ||0):(this._dragobj.offsetTop||0);
	  if(isIE)
	  {
		   addListener(this._dragobj, "losecapture", this._fS);
		   this._dragobj.setCapture();
	  }
	  else
	  {
		   e.preventDefault();
		   addListener(window, "blur", this._fS);
	  }
	  addListener(document,'mousemove',this._fM)
	  addListener(document,'mouseup',this._fS)
 },
 Move:function(e){
	  window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
	  var i_x = e.clientX - this._x, i_y = e.clientY - this._y;
	  this._dragobj.style[this._Css.x] = (this._isdrag?Math.max(i_x,0):Math.max(i_x,this.Minwidth))+'px';
	  this._dragobj.style[this._Css.y] = (this._isdrag?Math.max(i_y,0):Math.max(i_y,this.Minheight))+'px'
	  if(!this._isdrag)
	  this._body.style.height = Math.max(i_y -this.Titleheight,this.Minheight-this.Titleheight)-2*parseInt(CurrentStyle(this._body).paddingLeft)+'px';
 },
 Stop:function(){
	  removeListener(document,'mousemove',this._fM);
	  removeListener(document,'mouseup',this._fS);
	  if(isIE)
	  {
		 removeListener(this._dragobj, "losecapture", this._fS);
		 this._dragobj.releaseCapture();
		 }
		   else
			{ 
			removeListener(window, "blur", this._fS);
		 };
	 }
})
  new Dialog({Width:300,Height:300,Left:300,Top:300});
  new Dialog({Info:"人族",Content:"人族很强吗?"});
  
  function creat(){
	  new Dialog({Info:title="标题"+i,Left:300+left,Top:300+left,Content:'内容'+i,Zindex:(++Dialog.Zindex)});
      i++;left +=10;
  }

</script>
</body>
</html>

预览效果复制代码保存代码提示：可以先修改部分代码后再运行

Js模拟的Dialog弹出浮动框，蓝色经典风格，可以创建一个新层，可设置弹出层的标题和内容，用它可实现一个登录框，或用在后台管理中。

上一个素材：没有了 下一个素材：简单实用的可自由拖动的层

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