纯javascript编写js日期控件

</pre><pre name="code" class="javascript">function PopupCalendar(InstanceName){ ///Global Tag this.instanceName=InstanceName; ///Properties this.separator="-" this.oBtnTodayTitle="����" this.oBtnCancelTitle="ȡ��" //oCalendarChs.oBtnTodayTitle="����"; //oCalendarChs.oBtnCancelTitle="ȡ��"; //this.weekDaySting=new Array("S","M","T","W","T","F","S"); this.weekDaySting=new Array("��","һ","��","��","��","��","��"); //this.monthSting=new Array("January","February","March","April","May","June","July","August","September","October","November","December"); this.monthSting=new Array("һ��","����","����","����","����","����","����","����","����","ʮ��","ʮһ��","ʮ����"); this.Width=200; this.currDate=new Date(); this.today=new Date(); this.startYear=1950; this.endYear=2050; ///Css this.normalfontColor="#666666"; this.selectedfontColor="red"; this.divBorderCss="1px solid #BCD0DE"; this.titleTableBgColor="#98B8CD"; this.tableBorderColor="#CCCCCC" ///Method this.Init=CalendarInit; this.Fill=CalendarFill; this.Refresh=CalendarRefresh; this.Restore=CalendarRestore; ///HTMLObject this.oTaget=null; this.oPreviousCell=null; this.sDIVID=InstanceName+"_Div"; this.sTABLEID=InstanceName+"_Table"; this.sMONTHID=InstanceName+"_Month"; this.sYEARID=InstanceName+"_Year"; this.sTODAYBTNID=InstanceName+"_TODAYBTN"; }function CalendarInit()    ///Create panel{ var sMonth,sYear sMonth=this.currDate.getMonth(); sYear=this.currDate.getYear(); htmlAll="<div id='"+this.sDIVID+"' style='display:none;position:absolute;width:"+this.Width+";border:"+this.divBorderCss+";padding:2px;background-color:#FFFFFF'>"; htmlAll+="<div align='center'>"; /// Month htmloMonth="<select id='"+this.sMONTHID+"' onchange=CalendarMonthChange("+this.instanceName+") style='width:50%'>"; for(i=0;i<12;i++) {     htmloMonth+="<option value='"+i+"'>"+this.monthSting[i]+"</option>"; } htmloMonth+="</select>"; /// Year htmloYear="<select id='"+this.sYEARID+"' onchange=CalendarYearChange("+this.instanceName+") style='width:50%'>"; for(i=this.startYear;i<=this.endYear;i++) {  htmloYear+="<option value='"+i+"'>"+i+"</option>"; } htmloYear+="</select></div>"; /// Day htmloDayTable="<table id='"+this.sTABLEID+"' width='100%' border=0 cellpadding=0 cellspacing=1 bgcolor='"+this.tableBorderColor+"'>"; htmloDayTable+="<tbody bgcolor='#ffffff'style='font-size:13px'>"; for(i=0;i<=6;i++) {  if(i==0)   htmloDayTable+="<tr bgcolor='" + this.titleTableBgColor + "'>";  else   htmloDayTable+="<tr>";  for(j=0;j<7;j++)  {   if(i==0)   {    htmloDayTable+="<td height='20' align='center' valign='middle' style='cursor:hand'>";    htmloDayTable+=this.weekDaySting[j]+"</td>"   }   else   {    htmloDayTable+="<td height='20' align='center' valign='middle' style='cursor:hand'";    htmloDayTable+=" onmouseover=CalendarCellsMsOver("+this.instanceName+")";    htmloDayTable+=" onmouseout=CalendarCellsMsOut("+this.instanceName+")";    htmloDayTable+=" onclick=CalendarCellsClick(this,"+this.instanceName+")>";    htmloDayTable+=" </td>"   }  }  htmloDayTable+="</tr>";  } htmloDayTable+="</tbody></table>"; /// Today Button htmloButton="<div align='center' style='padding:3px'>" htmloButton+="<button id='"+this.sTODAYBTNID+"' style='width:40%;border:1px solid #BCD0DE;background-color:#eeeeee;cursor:hand'" htmloButton+=" onclick=CalendarTodayClick("+this.instanceName+")>"+this.oBtnTodayTitle+"</button> " htmloButton+="<button style='width:40%;border:1px solid #BCD0DE;background-color:#eeeeee;cursor:hand'" htmloButton+=" onclick=CalendarCancel("+this.instanceName+")>"+this.oBtnCancelTitle+"</button> " htmloButton+="</div>" /// All htmlAll=htmlAll+htmloMonth+htmloYear+htmloDayTable+htmloButton+"</div>"; document.write(htmlAll); this.Fill(); }function CalendarFill()   ///{ var sMonth,sYear,sWeekDay,sToday,oTable,currRow,MaxDay,iDaySn,sIndex,rowIndex,cellIndex,oSelectMonth,oSelectYear sMonth=this.currDate.getMonth(); sYear=this.currDate.getYear(); sWeekDay=(new Date(sYear,sMonth,1)).getDay(); sToday=this.currDate.getDate(); iDaySn=1 oTable=document.all[this.sTABLEID]; currRow=oTable.rows[1]; MaxDay=CalendarGetMaxDay(sYear,sMonth);  oSelectMonth=document.all[this.sMONTHID] oSelectMonth.selectedIndex=sMonth; oSelectYear=document.all[this.sYEARID] for(i=0;i<oSelectYear.length;i++) {  if(parseInt(oSelectYear.options[i].value)==sYear)oSelectYear.selectedIndex=i; } //// for(rowIndex=1;rowIndex<=6;rowIndex++) {  if(iDaySn>MaxDay)break;  currRow = oTable.rows[rowIndex];  cellIndex = 0;  if(rowIndex==1)cellIndex = sWeekDay;  for(;cellIndex<currRow.cells.length;cellIndex++)  {   if(iDaySn==sToday)   {    currRow.cells[cellIndex].innerHTML="<font color='"+this.selectedfontColor+"'><i><b>"+iDaySn+"</b></i></font>";    this.oPreviousCell=currRow.cells[cellIndex];   }   else   {    currRow.cells[cellIndex].innerHTML=iDaySn;     currRow.cells[cellIndex].style.color=this.normalfontColor;   }   CalendarCellSetCss(0,currRow.cells[cellIndex]);   iDaySn++;   if(iDaySn>MaxDay)break;   } }}function CalendarRestore()     /// Clear Data{  var i,j,oTable oTable=document.all[this.sTABLEID] for(i=1;i<oTable.rows.length;i++) {  for(j=0;j<oTable.rows[i].cells.length;j++)  {   CalendarCellSetCss(0,oTable.rows[i].cells[j]);   oTable.rows[i].cells[j].innerHTML=" ";  } } }function CalendarRefresh(newDate)     ///{ this.currDate=newDate; this.Restore();  this.Fill(); }function CalendarCellsMsOver(oInstance)    /// Cell MouseOver{ var myCell = event.srcElement; CalendarCellSetCss(0,oInstance.oPreviousCell); if(myCell) {  CalendarCellSetCss(1,myCell);  oInstance.oPreviousCell=myCell; }}function CalendarCellsMsOut(oInstance)    ////// Cell MouseOut{ var myCell = event.srcElement; CalendarCellSetCss(0,myCell); }function CalendarYearChange(oInstance)    /// Year Change{ var sDay,sMonth,sYear,newDate sDay=oInstance.currDate.getDate(); sMonth=oInstance.currDate.getMonth(); sYear=document.all[oInstance.sYEARID].value newDate=new Date(sYear,sMonth,sDay); oInstance.Refresh(newDate);}function CalendarMonthChange(oInstance)    /// Month Change{ var sDay,sMonth,sYear,newDate sDay=oInstance.currDate.getDate(); sMonth=document.all[oInstance.sMONTHID].value sYear=oInstance.currDate.getYear(); newDate=new Date(sYear,sMonth,sDay); oInstance.Refresh(newDate); }function CalendarCellsClick(oCell,oInstance){ var sDay,sMonth,sYear,newDate sYear=oInstance.currDate.getFullYear(); sMonth=oInstance.currDate.getMonth(); sDay=oInstance.currDate.getDate(); if(oCell.innerText!=" ") {  sDay=parseInt(oCell.innerText);  if(sDay!=oInstance.currDate.getDate())  {   newDate=new Date(sYear,sMonth,sDay);   oInstance.Refresh(newDate);  } } sDateString=sYear+oInstance.separator+CalendarDblNum(sMonth+1)+oInstance.separator+CalendarDblNum(sDay);  ///return sDateString if(oInstance.oTaget.tagName.toLowerCase()=="input")oInstance.oTaget.value = sDateString; CalendarCancel(oInstance); return sDateString;}function CalendarTodayClick(oInstance)    /// "Today" button Change{  oInstance.Refresh(new Date());  }function getDateString(oInputSrc,oInstance){ if(oInputSrc&&oInstance)  {  var CalendarDiv=document.all[oInstance.sDIVID];  oInstance.oTaget=oInputSrc;  CalendarDiv.style.pixelLeft=CalendargetPos(oInputSrc,"Left");  CalendarDiv.style.pixelTop=CalendargetPos(oInputSrc,"Top") + oInputSrc.offsetHeight;  CalendarDiv.style.display=(CalendarDiv.style.display=="none")?"":"none";  } }function CalendarCellSetCss(sMode,oCell)   /// Set Cell Css{ // sMode // 0: OnMouserOut 1: OnMouseOver  if(sMode) {  oCell.style.border="1px solid #5589AA";  oCell.style.backgroundColor="#BCD0DE"; } else {  oCell.style.border="1px solid #FFFFFF";  oCell.style.backgroundColor="#FFFFFF"; } }function CalendarGetMaxDay(nowYear,nowMonth)   /// Get MaxDay of current month{ var nextMonth,nextYear,currDate,nextDate,theMaxDay, nextMonth=nowMonth+1; if(nextMonth>11) {  nextYear=nowYear+1;  nextMonth=0; } else  {  nextYear=nowYear;  } currDate=new Date(nowYear,nowMonth,1); nextDate=new Date(nextYear,nextMonth,1); theMaxDay=(nextDate-currDate)/(24*60*60*1000); return theMaxDay;}function CalendargetPos(el,ePro)    /// Get Absolute Position{ var ePos=0; while(el!=null) {    ePos+=el["offset"+ePro];  el=el.offsetParent; } return ePos;}function CalendarDblNum(num){ if(num < 10)   return "0"+num; else  return num;}function CalendarCancel(oInstance)   ///Cancel{ var CalendarDiv=document.all[oInstance.sDIVID]; CalendarDiv.style.display="none";  }

</pre><pre name="code" class="html"><%@ page language="java" import="java.util.*" pageEncoding="utf-8"%><%@taglib uri="/struts-tags" prefix="s"%><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html>  <head>    <title>页面</title> </head><script language="javascript" src="jscript/PopupCalendar.js"></script><script language="javascript">//日期控件的JSvar oCalendarChs=new PopupCalendar("oCalendarChs"); //初始化控件时,请给出实例名称:oCalendarChsoCalendarChs.weekDaySting=new Array("日","一","二","三","四","五","六");oCalendarChs.monthSting=new Array("一月","二月","三月","四月","五月","六月","七月","八月","九月","十月","十一月","十二月");oCalendarChs.oBtnTodayTitle="今天";oCalendarChs.oBtnCancelTitle="取消";oCalendarChs.Init();function subm1(){var begin = document.getElementById("beginTime").value;//alert(begin);var end = document.getElementById("endTime").value;//alert(end);if(duibi(begin, end)){showError("rqDiv","日期可用",true);document.getElementById("myForm1").submit();}else{showError("rqDiv","结束时间必须>=开始时间",false);}}function subm2(){//限制时间必须小于2013-01-01var limitTime = "2013-01-01";var begin = document.getElementById("beginTime2").value;//alert(begin);var end = document.getElementById("endTime2").value;//alert(end);if(begin){if(!duibi(limitTime, begin)){showError("rqDiv2","开始时间必须>=2013年01月01日",false);        return;}}else{begin = limitTime;}if(duibi(begin, end)){showError("rqDiv2","日期可用",true);document.getElementById("myForm2").submit();}else{showError("rqDiv2","结束时间必须>=开始时间",false);}}//时间比较function duibi(a, b) {    var arr = a.split("-");    var starttime = new Date(arr[0], arr[1], arr[2]);    var starttimes = starttime.getTime();    var arrs = b.split("-");    var lktime = new Date(arrs[0], arrs[1], arrs[2]);    var lktimes = lktime.getTime();        if (starttimes > lktimes) { //      showError("rqDiv","结束时间必须>=开始时间",false);        return false;    }    else{ //   showError("rqDiv","日期可用",true);        return true;        }}var xmlhttp;//ajax验证HTBH    function checkHTBH(htbhTag){     var sub = document.getElementById("sub1");var htbh = htbhTag.value;if(null==htbh || htbh.length!=13){showError("errDiv","13位!",false);sub.disabled=true;return;}if(window.XMLHttpRequest){//IE7+, Firefox, Chrome, Opera, Safarixmlhttp = new XMLHttpRequest();}else{xmlhttp = new ActionXObject("Microsoft.XMLHTTP");}xmlhttp.onreadystatechange=callback;xmlhttp.open("GET", "<%=basePath %>checkhtbh.action?htbh="+htbh, true);xmlhttp.send();    }   //ajax回调函数    function callback(){    if(xmlhttp.readyState==4 && xmlhttp.status==200){    var text = xmlhttp.responseText;    if(text!="true"){    showError("errDiv","error message!",false);    }else{    showError("errDiv","可用",true);    document.getElementById("sub1").disabled=false;    }    }    }                function showError(tagID,errorMsg,flag){    var errdiv = document.getElementById(tagID);    if(flag){    errdiv.innerHTML="<font color='green'>"+errorMsg+"</font>";    }    else    {    errdiv.innerHTML="<font color='red'>"+errorMsg+"</font>";    }    }            function checkJgbh(tag){    var jgbh = tag.value;    if(jgbh.length < 6){    document.getElementById("sub2").disabled=true;    showError("errDiv2","至少前六位!",false);    }else{    showError("errDiv2","",true);    document.getElementById("sub2").disabled=false;    }    }</script>  <body>  <table bgcolor="#EDF4FE" align="center">  <tr>  <td>  <FIELDSET >  <LEGEND>页面一</LEGEND>   <form action="lxAction" method="post" id="myForm1">  <table border="0">  <tr>  <td align="right">编号:</td>  <td><input type="text" name="htbh" id="htbh" onblur="checkHTBH(this)"> </td>  <td><div id="errDiv"></div></td>  </tr>  <tr>  <td align="right">期间:</td>  <td><input name="beginTime" id="beginTime" type="text"  onclick="getDateString(this,oCalendarChs)"></td>  <td>—<input name="endTime" id="endTime" type="text" onclick="getDateString(this,oCalendarChs)"></td>  <td><div id="rqDiv"></div></td>  </tr>  <tr>  <td></td>  <td align="right"><input type="reset" value="清空数据"></td>  <td align="right"><input type="button" id="sub1" value="更新数据" disabled="disabled" onclick="subm1()"></td>  </tr></table></form></FIELDSET></td></tr><tr></tr><tr></tr>  <tr>  <td>    <FIELDSET >  <LEGEND>页面二</LEGEND>   <form action="pllxAction" method="post" id="myForm2">  <table border="0">  <tr>  <td align="right">编号:</td>  <td><input type="text" name="jgbh" id="jgbh" onblur="checkJgbh(this)"> </td>  <td><div id="errDiv2"></div></td>  </tr>  <tr>  <td align="right">期间:</td>  <td><input name="beginTime2" id="beginTime2" type="text" value="2013-01-01" onclick="getDateString(this,oCalendarChs)"></td>  <td>—<input name="endTime2" id="endTime2" type="text" onclick="getDateString(this,oCalendarChs)"></td>  <td><div id="rqDiv2"></div></td>  </tr>  <tr>  <td></td>  <td align="right"><input type="reset" value="清空数据"></td>  <td align="right"><input type="button" id="sub2" value="更新数据" disabled="disabled" onclick="subm2()"></td>  </tr></table></form></FIELDSET></td></tr></table>    </body></html>