页面右下角弹出类似QQ或MSN的消息提示

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JavaScript实现类似QQ的弹出框

<HTML><HEAD> 
<TITLE>页面右下角弹出类似QQ或MSN的消息提示</TITLE> 
<SCRIPT language=JavaScript> 
<!--
/** 
* 消息构造 
*/ 
function CLASS_MSN_MESSAGE(id,width,height,caption,title,message,target,action){ 
this.id = id; 
this.title = title; 
this.caption= caption; 
this.message= message; 
this.target = target; 
this.action = action; 
this.width = width?width:200; 
this.height = height?height:120; 
this.timeout= 150; 
this.speed = 20; 
this.step = 1; 
this.right = screen.width -1; 
this.bottom = screen.height; 
this.left = this.right - this.width; 
this.top = this.bottom - this.height; 
this.timer = 0; 
this.pause = false; 
this.close = false; 
this.autoHide = true; 
} 

/**
* 隐藏消息方法 
*/ 
CLASS_MSN_MESSAGE.prototype.hide = function(){ 
 if(this.onunload()){
 var offset = this.height>this.bottom-this.top?this.height:this.bottom-this.top; 
 var me = this;

 if(this.timer>0){ 
 window.clearInterval(me.timer); 
 }

 var fun = function(){ 
  if(me.pause==false||me.close){ 
   var x = me.left; 
   var y = 0; 
   var width = me.width; 
   var height = 0;
   if(me.offset>0){ 
    height = me.offset;
    } 

   y = me.bottom - height; 
    if(y>=me.bottom){
     window.clearInterval(me.timer); 
     me.Pop.hide();
    } else {
     me.offset = me.offset - me.step; 
    }
   me.Pop.show(x,y,width,height); 
  }
 }
 this.timer = window.setInterval(fun,this.speed) 
 } 
} 

/** 
* 消息卸载事件，可以重写 
*/ 
CLASS_MSN_MESSAGE.prototype.onunload = function() { 
 return true; 
} 
/**
* 消息命令事件，要实现自己的连接，请重写它 
* 
*/ 
CLASS_MSN_MESSAGE.prototype.oncommand = function(){
 this.hide(); 
 
} 
/** 
* 消息显示方法 
*/ 
CLASS_MSN_MESSAGE.prototype.show = function(){ 

var oPopup = window.createPopup(); //IE5.5+ 

this.Pop = oPopup; 

var w = this.width; 
var h = this.height; 

var str = "<DIV style='BORDER-RIGHT: #455690 1px solid; BORDER-TOP: #a6b4cf 1px solid; Z-INDEX: 99999; LEFT: 0px; BORDER-LEFT: #a6b4cf 1px solid; WIDTH: " + w + "px; BORDER-

BOTTOM: #455690 1px solid; POSITION: absolute; TOP: 0px; HEIGHT: " + h + "px; BACKGROUND-COLOR: #c9d3f3'>" 
str += "<TABLE style='BORDER-TOP: #ffffff 1px solid; BORDER-LEFT: #ffffff 1px solid' cellSpacing=0 cellPadding=0 width='100%' bgColor=#cfdef4 border=0>" 
str += "<TR>" 
str += "<TD style='FONT-SIZE: 12px;COLOR: #0f2c8c' width=30 height=24></TD>" 
str += "<TD style='PADDING-LEFT: 4px; FONT-WEIGHT: normal; FONT-SIZE: 12px; COLOR: #1f336b; PADDING-TOP: 4px' vAlign=center width='100%'>" + this.caption + "</TD>" 
str += "<TD style='PADDING-RIGHT: 2px; PADDING-TOP: 2px' vAlign=center align=right width=19>" 
str += "<SPAN title=关闭 style='FONT-WEIGHT: bold; FONT-SIZE: 12px; CURSOR: hand; COLOR: red; MARGIN-RIGHT: 4px' id='btSysClose' >×</SPAN></TD>" 
str += "</TR>" 
str += "<TR>" 
str += "<TD style='PADDING-RIGHT: 1px;PADDING-BOTTOM: 1px' colSpan=3 height=" + (h-28) + ">" 
str += "<DIV style='BORDER-RIGHT: #b9c9ef 1px solid; PADDING-RIGHT: 8px; BORDER-TOP: #728eb8 1px solid; PADDING-LEFT: 8px; FONT-SIZE: 12px; PADDING-BOTTOM: 8px; BORDER-LEFT: 

#728eb8 1px solid; WIDTH: 100%; COLOR: #1f336b; PADDING-TOP: 8px; BORDER-BOTTOM: #b9c9ef 1px solid; HEIGHT: 100%'>" + this.title + "<BR><BR>" 
str += "<DIV style='WORD-BREAK: break-all' align=left><FONT color=#ff0000>" + this.message + "</FONT></DIV>" 
str += "</DIV>" 
str += "</TD>" 
str += "</TR>" 
str += "</TABLE>" 
str += "</DIV>" 

oPopup.document.body.innerHTML = str;


this.offset = 0;
var me = this; 

oPopup.document.body.onmouseover = function(){me.pause=true;} 
oPopup.document.body.onmouseout = function(){me.pause=false;} 

var fun = function(){ 
 var x = me.left;
 var y = 0; 
 var width = me.width; 
 var height = me.height; 

 if(me.offset>me.height){ 
 height = me.height; 
 } else { 
 height = me.offset; 
 } 

 y = me.bottom - me.offset; 
 if(y<=me.top){ 
  me.timeout--;
  if(me.timeout==0){
  window.clearInterval(me.timer);
   if(me.autoHide){ 
   me.hide();
   }
  }
 }else { 
 me.offset = me.offset + me.step; 
 } 
 me.Pop.show(x,y,width,height); 
} 

 this.timer = window.setInterval(fun,this.speed);

 

 var btClose = oPopup.document.getElementById("btSysClose"); 

 btClose.onclick = function(){ 
 me.close = true; 
 me.hide(); 
 } 

 var btCommand = oPopup.document.getElementById("btCommand"); 
 btCommand.onclick = function(){ 
 me.oncommand(); 
 } 
 var ommand = oPopup.document.getElementById("ommand"); 
 ommand.onclick = function(){
 me.hide(); 
 window.open(ommand.href); 
 } 
}
/**
** 设置速度方法 
**/ 
CLASS_MSN_MESSAGE.prototype.speed = function(s){ 
 var t = 20; 
 try { 
 t = praseInt(s); 
 } catch(e){} 
 this.speed = t; 
}
/**
** 设置步长方法 
**/ 
CLASS_MSN_MESSAGE.prototype.step = function(s){ 
 var t = 1; 
 try { 
 t = praseInt(s); 
 } catch(e){} 
 this.step = t; 
}

CLASS_MSN_MESSAGE.prototype.rect = function(left,right,top,bottom){
 try {
 this.left = left !=null?left:this.right-this.width;
 this.right = right !=null?right:this.left +this.width;
 this.bottom = bottom!=null?(bottom>screen.height?screen.height:bottom):screen.height;
 this.top = top !=null?top:this.bottom - this.height;
 } catch(e){}
}

var MSG1 = new CLASS_MSN_MESSAGE("aa",190,150,"新消息提示：","","有新问题需要您回复!");
MSG1.rect(null,null,null,screen.height-50);
MSG1.speed = 10;
MSG1.step = 5;
//alert(MSG1.top);
MSG1.show();

//-->
</SCRIPT>

</HEAD> 
<BODY></BODY></HTML>

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2010-08-09 10:14
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