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Javascript 中的 日期控件还是看看这个吧

出处:互联网   整理: 软晨网（RuanChen.com）   发布: 2009-08-10   浏览: 374 ::
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<html>
 <head>
  <title>日期选择&nbsp; </title>
  <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
  <meta content="JavaScript" name="vs_defaultClientScript">
  <meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema">
  <script>
   var gdCtrl = new Object();
   var goSelectTag = new Array();
   var gcGray = "#808080";
   var gcToggle = "#ffff00";
   var gcBG = "#99CCFF";
   var previousObject = null;

   var gdCurDate = new Date();
   var giYear = gdCurDate.getFullYear();
   var giMonth = gdCurDate.getMonth()+1;
   var giDay = gdCurDate.getDate();

   var gCalMode = "";
   var gCalDefDate = "";

   var CAL_MODE_NOBLANK = "2";

   N = (document.all) ? 0 : 1;

   function fSetDate(iYear, iMonth, iDay){
   //VicPopCal.style.visibility = "hidden";
   if ((iYear == 0) && (iMonth == 0) && (iDay == 0)){
      gdCtrl.value = "";
   }else{
      iMonth = iMonth + 100 + "";
      iMonth = iMonth.substring(1);
      iDay   = iDay + 100 + "";
      iDay   = iDay.substring(1);
      gdCtrl.value = iYear+"-"+iMonth+"-"+iDay;
   }
    
   for (i in goSelectTag)
      goSelectTag[i].style.visibility = "visible";
   goSelectTag.length = 0;
    
   if(N){
    // if(typeof(opener.winPopupWindow.args) == "")
    // alert(opener.winPopupWindow.args.value);
    if(opener.winPopupWindow.args.value ){
          opener.winPopupWindow.returnedValue = gdCtrl.value;
          opener.winPopupWindow.args.value = gdCtrl.value;
    }else if(opener.winPopupWindow.args.value == null ||
      opener.winPopupWindow.args.value == "" ){
          opener.winPopupWindow.returnedValue = gdCtrl.value;
          opener.winPopupWindow.args.value = gdCtrl.value;
    }else{
          opener.winPopupWindow.returnedValue = gdCtrl.value;
    }
    if(opener.winPopupWindow.returnFunc)  opener.winPopupWindow.returnFunc();
    window.close();
   }else{
    window.returnValue=gdCtrl.value;
    window.close();
   }
   }

   function fGetDate(dt)
   {
    var ipYear = dt.getFullYear();
    var ipMonth = dt.getMonth()+1;
    fSetYearMon(ipYear, ipMonth);
   }
   
   function HiddenDiv()
   {
    var i;
   VicPopCal.style.visibility = "hidden";
   for (i in goSelectTag)
      goSelectTag[i].style.visibility = "visible";
   goSelectTag.length = 0;

   }
   function fSetSelected(aCell){
   var iOffset = 0;
   if(N){
    tbSelYear  = document.getElementById("tbSelYear");
    tbSelMonth = document.getElementById("tbSelMonth");
    var iYear = parseInt(tbSelYear.value);
    var iMonth = parseInt(tbSelMonth.value);
    aCell.bgColor = gcBG;
    fontObj = aCell.getElementsByTagName("font");
    var iDay = parseInt(fontObj[0].childNodes[0].nodeValue);
    // alert(fontObj[0].color);
    /*** below temp patch by maxiang ***/
    if( fontObj[0].color == gcGray ){
     iOffset = (iDay < 15 )?1:-1;
    }
    /*** above temp patch by maxiang ***/

    iMonth += iOffset;
    if (iMonth<1) {
    iYear--;
    iMonth = 12;
    }else if (iMonth>12){
    iYear++;
    iMonth = 1;
    }
   }else{
    var iYear = parseInt(tbSelYear.value);
    var iMonth = parseInt(tbSelMonth.value);
    aCell.bgColor = gcBG;
    with (aCell.children["cellText"]){
      var iDay = parseInt(innerText);
      if (color==gcGray)
     iOffset = (Victor<10)?-1:1;

    /*** below temp patch by maxiang ***/
    if( color == gcGray ){
     iOffset = (iDay < 15 )?1:-1;
    }
    /*** above temp patch by maxiang ***/

    iMonth += iOffset;
    if (iMonth<1) {
     iYear--;
     iMonth = 12;
    }else if (iMonth>12){
     iYear++;
     iMonth = 1;
    }
    }
   }
    
   fSetDate(iYear, iMonth, iDay);
   }

   function Point(iX, iY){
    this.x = iX;
    this.y = iY;
   }

   function fBuildCal(iYear, iMonth) {
   var aMonth=new Array();
   for(i=1;i<7;i++)
      aMonth[i]=new Array(i);
    
   var dCalDate=new Date(iYear, iMonth-1, 1);
   var iDayOfFirst=dCalDate.getDay();
   var iDaysInMonth=new Date(iYear, iMonth, 0).getDate();
   var iOffsetLast=new Date(iYear, iMonth-1, 0).getDate()-iDayOfFirst+1;
   var iDate = 1;
   var iNext = 1;

   for (d = 0; d < 7; d++)
    aMonth[1][d] = (d<iDayOfFirst)?-(iOffsetLast+d):iDate++;
   for (w = 2; w < 7; w++)
      for (d = 0; d < 7; d++)
     aMonth[w][d] = (iDate<=iDaysInMonth)?iDate++:-(iNext++);
   return aMonth;
   }

   function fDrawCal(iYear, iMonth, iCellHeight, sDateTextSize) {
   var WeekDay = new Array("日","一","二","三","四","五","六");
   var styleTD = " bgcolor='"+gcBG+"' bordercolor='"+gcBG+"' valign='middle' align='center' height='"+iCellHeight+"' style='font-size:12px; ";

   with (document) {
    write("<tr>");
    for(i=0; i<7; i++)
     write("<td "+styleTD+" color:#990099' >" + WeekDay[i] + "</td>");
    write("</tr>");

      for (w = 1; w < 7; w++) {
     write("<tr>");
     for (d = 0; d < 7; d++) {
      write("<td id=calCell "+styleTD+"cursor:hand;' onMouseOver='this.bgColor=gcToggle' onMouseOut='this.bgColor=gcBG' onclick='fSetSelected(this)'>");
      write("<font id=cellText name='cellText'><b> </b></font>");
      write("</td>")
     }
     write("</tr>");
    }
   }
   }

   function fUpdateCal(iYear, iMonth) {
   if(N){
    cellText = document.getElementsByName("cellText");
    // alert(cellText);
    myMonth = fBuildCal(iYear, iMonth);
    var i = 0;
    for (w = 0; w < 6; w++){
     for (d = 0; d < 7; d++){
      var ind = (7*w) + d;
     Victor = i++;
         if (myMonth[w+1][d]<0) {
      cellText[ind].color = gcGray;
     cellText[ind].innerHTML = -myMonth[w+1][d];
     }else{
     if( d == 0 ){
      cellText[ind].color = "red";
     }else if( d == 6 ){
      cellText[ind].color = "blue";
     }else{
      cellText[ind].color = "black";
     }
      // End of above maxiang
     cellText[ind].innerHTML = myMonth[w+1][d];
     }
    }
    }
   }else{
    myMonth = fBuildCal(iYear, iMonth);
    var i = 0;
    for (w = 0; w < 6; w++)
    for (d = 0; d < 7; d++)
     with (cellText[(7*w)+d]) {
      Victor = i++;
      if (myMonth[w+1][d]<0) {
       color = gcGray;
       innerText = -myMonth[w+1][d];
      }else{
       // Modified by maxiang for we need
       // Saturday displayed in blue font color.
       //color = ((d==0)||(d==6))?"red":"black";
       if( d == 0 ){
        color = "red";
       }else if( d == 6 ){
        color = "blue";
       }else{
        color = "black";
       }
       // End of above maxiang
       innerText = myMonth[w+1][d];
      }
     }
   }
   }

   function fSetYearMon(iYear, iMon){
   if (N) {
    var objSelMonth;
    objSelMonth = document.getElementById("tbSelMonth");
    objSelYear  = document.getElementById("tbSelYear");
    objSelMonth.options[iMon-1].selected = true;
    for (i = 0; i < objSelYear.length; i++)
    if (objSelYear.options[i].value == iYear)
     objSelYear.options[i].selected = true;
   }else{
    tbSelMonth.options[iMon-1].selected = true;
    for (i = 0; i < tbSelYear.length; i++)
    if (tbSelYear.options[i].value == iYear)
     tbSelYear.options[i].selected = true;
   }
   fUpdateCal(iYear, iMon);
   }

   function fPrevMonth(){
    if(N){
     objSelMonth = document.getElementById("tbSelMonth");
     objSelYear  = document.getElementById("tbSelYear");
     var iMon  = objSelMonth.value;
     var iYear = objSelYear.value;
    }else{
     var iMon = tbSelMonth.value;
     var iYear = tbSelYear.value;
    }
    
   if (--iMon<1) {
    iMon = 12;
    iYear--;
   }
    
   fSetYearMon(iYear, iMon);
   }

   function fNextMonth(){
    if(N){
     objSelMonth = document.getElementById("tbSelMonth");
     objSelYear  = document.getElementById("tbSelYear");
     var iMon  = objSelMonth.value;
     var iYear = objSelYear.value;
    }else{
     var iMon = tbSelMonth.value;
     var iYear = tbSelYear.value;
    }
    
   if (++iMon>12) {
    iMon = 1;
    iYear++;
   }
    
   fSetYearMon(iYear, iMon);
   }

   function fToggleTags(){
   with (document.all.tags("SELECT")){
     for (i=0; i<length; i++)
      if ((item(i).Victor!="Won")&&fTagInBound(item(i))){
       item(i).style.visibility = "hidden";
       goSelectTag[goSelectTag.length] = item(i);
      }
   }
   }

   function fTagInBound(aTag){
   with (VicPopCal.style){
      var l = parseInt(left);
      var t = parseInt(top);
      var r = l+parseInt(width);
      var b = t+parseInt(height);
    var ptLT = fGetXY(aTag);
    return !((ptLT.x>r)||(ptLT.x+aTag.offsetWidth<l)||(ptLT.y>b)||(ptLT.y+aTag.offsetHeight<t));
   }
   }

   function fGetXY(aTag){
   var oTmp = aTag;
   var pt = new Point(0,0);
   do {
      pt.x += oTmp.offsetLeft;
      pt.y += oTmp.offsetTop;
      oTmp = oTmp.offsetParent;
   } while(oTmp.tagName!="BODY");
   return pt;
   }

   // Main: popCtrl is the widget beyond which you want this calendar to appear;
   //       dateCtrl is the widget into which you want to put the selected date.
   // i.e.: <input type="text" name="dc" style="text-align:center" readonly><INPUT type="button" value="V" onclick="fPopCalendar(dc,dc);return false">
   function fPopCalendar(popCtrl, dateCtrl, mode, defDate){
    gCalMode = mode;
    gCalDefDate = defDate;
    
   if (popCtrl == previousObject){
       if (VicPopCal.style.visibility == "visible"){
       //HiddenDiv();
       return true;
      }
      
   }
   previousObject = popCtrl;
   gdCtrl = dateCtrl;
   fSetYearMon(giYear, giMonth);
   if(N){
     VicPopCal = document.getElementById("VicPopCal");
      VicPopCal.style.visibility = 'visible';
      return;
   } 
   var point = fGetXY(popCtrl);

    if( gCalMode == CAL_MODE_NOBLANK ){
     document.all.CAL_B_BLANK.style.visibility = "hidden"; 
    }else{
     document.all.CAL_B_BLANK.style.visibility = "visible";
    } 

   with (VicPopCal.style) {
      left = point.x;
    top  = point.y+popCtrl.offsetHeight;
    width = VicPopCal.offsetWidth;
    height = VicPopCal.offsetHeight;
    fToggleTags(point);  
    visibility = 'visible';
   }
   }

   var gMonths = new Array("1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月");

   with (document) {
   write("<Div id='VicPopCal' style='OVERFLOW:hidden;POSITION:absolute;VISIBILITY:hidden;border:0px ridge;width:100%;height:100%;top:0;left:0;z-index:100;overflow:hidden'>");
   write("<table border='0' bgcolor='#3366CC'>");
   write("<TR>");
   write("<td valign='middle' align='center'><input type='button' name='PrevMonth' value='<' style='height:20;width:20;FONT:bold' onClick='fPrevMonth()'>");
   write("&nbsp;<SELECT name='tbSelYear' id=tbSelYear onChange='fUpdateCal(document.getElementById(\"tbSelYear\").value, document.getElementById(\"tbSelMonth\").value)' Victor='Won'>");
   for(i=1930;i<2011;i++)
    write("<OPTION value='"+i+"'>"+i+"年</OPTION>");
   write("</SELECT>");
   write("&nbsp;<select name='tbSelMonth' id='tbSelMonth' onChange='fUpdateCal(document.getElementById(\"tbSelYear\").value, document.getElementById(\"tbSelMonth\").value)' Victor='Won'>");
   for (i=0; i<12; i++)
    write("<option value='"+(i+1)+"'>"+gMonths[i]+"</option>");
   write("</SELECT>");
   write("&nbsp;<input type='button' name='PrevMonth' value='>' style='height:20;width:20;FONT:bold' onclick='fNextMonth()'>");
   write("</td>");
   write("</TR><TR>");
   write("<td align='center'>");
   write("<DIV style='background-color:#000066'><table width='100%' border='0'>");
   fDrawCal(giYear, giMonth, 8, '12');
   write("</table></DIV>");
   write("</td>");
   write("</TR><TR><TD align='center'>");
   write("<TABLE width='100%'><TR><TD align='center'>");
   write("<B ID=\"CAL_B_BLANK\" style='color:"+gcBG+"; visibility:visible; cursor:hand; font-size:12px' onclick='fSetDate(0,0,0)' onMouseOver='this.style.color=gcToggle' onMouseOut='this.style.color=gcBG'>清空</B>");
   write("</td><td algin='center'>");
   write("<B style='color:"+gcBG+";cursor:hand; font-size:12px' onclick='fSetDate(giYear,giMonth,giDay)' onMouseOver='this.style.color=gcToggle' onMouseOut='this.style.color=gcBG'>选择: "+giYear+"/"+giMonth+"/"+giDay+"</B>");
   write("</td></tr></table>");
   write("</TD></TR>");
   write("</TABLE></Div>");
   }

   function fload()
   {
    if(N)
    {
     var textObj = document.getElementById("txt1");
     fPopCalendar(textObj, textObj);
    }
    else
    {
     fPopCalendar(document.all.txt1, document.all.txt1);
    }
   if(window.dialogArguments != null) fGetDate(window.dialogArguments);
   
   document.onkeydown=fkeydown;
   
   }


   function fkeydown()
   {
    if(event.keyCode==27 && !N){
     event.returnValue = null;
     window.returnValue = null;
     window.close();
    }
   }
  </script>
 </head>
 <body onload="fload()" bgcolor='#3366CC'>
  <input type="text" id="txt1" style="display:none" NAME="txt1">
 </body>
</html>