显示日期的javascript日历

Posted on 2007-08-02 15:54  秋雨飘飘  阅读(495)  评论(0编辑  收藏  举报


//==================================================== 参数设定部分 =======================================================
var bMoveable=true;        //设置日历是否可以拖动
var _VersionInfo="制作人:cnfree\nEmail :cnfree2000@hotmail.com"    //版本信息

//==================================================== WEB 页面显示部分 =====================================================
var strFrame;        //存放日历层的HTML代码
document.writeln('<iframe id=meizzDateLayer Author=wayx frameborder=0 style="position: absolute; width: 144; height: 211; z-index: 9998; display: none"></iframe>');
strFrame
='<style>';
strFrame
+='INPUT.button{BORDER-RIGHT: #ff9900 1px solid;BORDER-TOP: #ff9900 1px solid;BORDER-LEFT: #ff9900 1px solid;';
strFrame
+='BORDER-BOTTOM: #ff9900 1px solid;BACKGROUND-COLOR: #fff8ec;font-family:宋体;}';
strFrame
+='TD{FONT-SIZE: 9pt;font-family:宋体;}';
strFrame
+='</style>';
strFrame
+='<scr' + 'ipt>';
strFrame
+='var datelayerx,datelayery;    /*存放日历控件的鼠标位置*/';
strFrame
+='var bDrag;    /*标记是否开始拖动*/';
strFrame
+='function document.onmousemove()    /*在鼠标移动事件中,如果开始拖动日历,则移动日历*/';
strFrame
+='{if(bDrag && window.event.button==1)';
strFrame
+='    {var DateLayer=parent.document.all.meizzDateLayer.style;';
strFrame
+='        DateLayer.posLeft += window.event.clientX-datelayerx;/*由于每次移动以后鼠标位置都恢复为初始的位置,因此写法与div中不同*/';
strFrame
+='        DateLayer.posTop += window.event.clientY-datelayery;}}';
strFrame
+='function DragStart()        /*开始日历拖动*/';
strFrame
+='{var DateLayer=parent.document.all.meizzDateLayer.style;';
strFrame
+='    datelayerx=window.event.clientX;';
strFrame
+='    datelayery=window.event.clientY;';
strFrame
+='    bDrag=true;}';
strFrame
+='function DragEnd(){        /*结束日历拖动*/';
strFrame
+='    bDrag=false;}';
strFrame
+='</scr' + 'ipt>';
strFrame
+='<div style="z-index:9999;position: absolute; left:0; top:0;" onselectstart="return false"><span id=tmpSelectYearLayer Author=wayx style="z-index: 9999;position: absolute;top: 3; left: 19;display: none"></span>';
strFrame
+='<span id=tmpSelectMonthLayer Author=wayx style="z-index: 9999;position: absolute;top: 3; left: 78;display: none"></span>';
strFrame
+='<table border=1 cellspacing=0 cellpadding=0 width=142 height=160 bordercolor=#ff9900 bgcolor=#ff9900 Author="wayx">';
strFrame
+='  <tr Author="wayx"><td width=142 height=23 Author="wayx" bgcolor=#FFFFFF><table border=0 cellspacing=1 cellpadding=0 width=140 Author="wayx" height=23>';
strFrame
+='      <tr align=center Author="wayx"><td width=16 align=center bgcolor=#ff9900 style="font-size:12px;cursor: hand;color: #ffffff" ';
strFrame
+='        onclick="parent.meizzPrevM()" title="向前翻 1 月" Author=meizz><b Author=meizz>&lt;</b>';
strFrame
+='        </td><td width=60 align=center style="font-size:12px;cursor:default" Author=meizz ';
strFrame
+='onmouseover="style.backgroundColor=\'#FFD700\'" onmouseout="style.backgroundColor=\'white\'" ';
strFrame
+='onclick="parent.tmpSelectYearInnerHTML(this.innerText.substring(0,4))" title="点击这里选择年份"><span Author=meizz id=meizzYearHead></span></td>';
strFrame
+='<td width=48 align=center style="font-size:12px;cursor:default" Author=meizz onmouseover="style.backgroundColor=\'#FFD700\'" ';
strFrame
+=' onmouseout="style.backgroundColor=\'white\'" onclick="parent.tmpSelectMonthInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"';
strFrame
+='        title="点击这里选择月份"><span id=meizzMonthHead Author=meizz></span></td>';
strFrame
+='        <td width=16 bgcolor=#ff9900 align=center style="font-size:12px;cursor: hand;color: #ffffff" ';
strFrame
+='         onclick="parent.meizzNextM()" title="向后翻 1 月" Author=meizz><b Author=meizz>&gt;</b></td></tr>';
strFrame
+='    </table></td></tr>';
strFrame
+='  <tr Author="wayx"><td width=142 height=18 Author="wayx">';
strFrame
+='<table border=1 cellspacing=0 cellpadding=0 bgcolor=#ff9900 ' + (bMoveable? 'onmousedown="DragStart()" onmouseup="DragEnd()"':'');
strFrame
+=' BORDERCOLORLIGHT=#FF9900 BORDERCOLORDARK=#FFFFFF width=140 height=20 Author="wayx" style="cursor:' + (bMoveable ? 'move':'default') + '">';
strFrame
+='<tr Author="wayx" align=center valign=bottom><td style="font-size:12px;color:#FFFFFF" Author=meizz></td>';
strFrame
+='<td style="font-size:12px;color:#FFFFFF" Author=meizz></td><td style="font-size:12px;color:#FFFFFF" Author=meizz></td>';
strFrame
+='<td style="font-size:12px;color:#FFFFFF" Author=meizz></td><td style="font-size:12px;color:#FFFFFF" Author=meizz></td>';
strFrame
+='<td style="font-size:12px;color:#FFFFFF" Author=meizz></td><td style="font-size:12px;color:#FFFFFF" Author=meizz></td></tr>';
strFrame
+='</table></td></tr><!-- Author:F.R.Huang(meizz) http://www.meizz.com/ mail: meizz@hzcnc.com 2002-10-8 -->';
strFrame+='  <tr Author="wayx"><td width=142 height=120 Author="wayx">';
strFrame
+='    <table border=1 cellspacing=2 cellpadding=0 BORDERCOLORLIGHT=#FF9900 BORDERCOLORDARK=#FFFFFF bgcolor=#fff8ec width=140 height=120 Author="wayx">';
var n=0for (j=0;j<5;j++){ strFrame+= ' <tr align=center Author="wayx">'; for (i=0;i<7;i++){
strFrame
+='<td width=20 height=20 id=meizzDay'+n+' style="font-size:12px" Author=meizz onclick=parent.meizzDayClick(this.innerText,0)></td>';n++;}
strFrame
+='</tr>';}
strFrame
+='      <tr align=center Author="wayx">';
for (i=35;i<39;i++)strFrame+='<td width=20 height=20 id=meizzDay'+i+' style="font-size:12px" Author=wayx onclick="parent.meizzDayClick(this.innerText,0)"></td>';
strFrame
+='        <td colspan=3 align=right Author=meizz><span onclick=parent.closeLayer() style="font-size:12px;cursor: hand"';
strFrame
+='         Author=meizz title="' + _VersionInfo + '"><u>关闭</u></span>&nbsp;</td></tr>';
strFrame
+='    </table></td></tr><tr Author="wayx"><td Author="wayx">';
strFrame
+='        <table border=0 cellspacing=1 cellpadding=0 width=100% Author="wayx" bgcolor=#FFFFFF>';
strFrame
+='          <tr Author="wayx"><td Author=meizz align=left><input Author=meizz type=button class=button value="<<" title="向前翻 1 年" onclick="parent.meizzPrevY()" ';
strFrame
+='             onfocus="this.blur()" style="font-size: 12px; height: 20px"><input Author=meizz class=button title="向前翻 1 月" type=button ';
strFrame
+='             value="" onclick="parent.meizzPrevM()" onfocus="this.blur()" style="font-size: 12px; height: 20px"></td><td ';
strFrame
+='             Author=meizz align=center><input Author=meizz type=button class=button value=Today onclick="parent.meizzToday()" ';
strFrame
+='             onfocus="this.blur()" title="当前日期" style="font-size: 12px; height: 20px; cursor:hand"></td><td ';
strFrame
+='             Author=meizz align=right><input Author=meizz type=button class=button value=" >" onclick="parent.meizzNextM()" ';
strFrame
+='             onfocus="this.blur()" title="向后翻 1 月" class=button style="font-size: 12px; height: 20px"><input ';
strFrame
+='             Author=meizz type=button class=button value=">>" title="向后翻 1 年" onclick="parent.meizzNextY()"';
strFrame
+='             onfocus="this.blur()" style="font-size: 12px; height: 20px"></td>';
strFrame
+='</tr></table></td></tr></table></div>';

window.frames.meizzDateLayer.document.writeln(strFrame);
window.frames.meizzDateLayer.document.close();        
//解决ie进度条不结束的问题

//==================================================== WEB 页面显示部分 ======================================================
var outObject;
var outButton;        //点击的按钮
var outDate="";        //存放对象的日期
var odatelayer=window.frames.meizzDateLayer.document.all;        //存放日历对象
function setday(tt,obj) //主调函数
{
    
if (arguments.length >  2){alert("对不起!传入本控件的参数太多!");return;}
    
if (arguments.length == 0){alert("对不起!您没有传回本控件任何参数!");return;}
    
var dads  = document.all.meizzDateLayer.style;
    
var th = tt;
    
var ttop  = tt.offsetTop;     //TT控件的定位点高
    var thei  = tt.clientHeight;  //TT控件本身的高
    var tleft = tt.offsetLeft;    //TT控件的定位点宽
    var ttyp  = tt.type;          //TT控件的类型
    while (tt = tt.offsetParent){ttop+=tt.offsetTop; tleft+=tt.offsetLeft;}
    dads.top  
= (ttyp=="image")? ttop+thei : ttop+thei+6;
    dads.left 
= tleft;
    outObject 
= (arguments.length == 1? th : obj;
    outButton 
= (arguments.length == 1? null : th;    //设定外部点击的按钮
    //根据当前输入框的日期显示日历的年月
    var reg = /^(\d+)-(\d{1,2})-(\d{1,2})$/
    
var r = outObject.value.match(reg); 
    
if(r!=null){
        r[
2]=r[2]-1
        
var d= new Date(r[1], r[2],r[3]); 
        
if(d.getFullYear()==r[1&& d.getMonth()==r[2&& d.getDate()==r[3]){
            outDate
=d;        //保存外部传入的日期
        }
        
else outDate="";
            meizzSetDay(r[
1],r[2]+1);
    }
    
else{
        outDate
="";
        meizzSetDay(
new Date().getFullYear(), new Date().getMonth() + 1);
    }
    dads.display 
= '';

    event.returnValue
=false;
}

var MonHead = new Array(12);               //定义阳历中每个月的最大天数
    MonHead[0= 31; MonHead[1= 28; MonHead[2= 31; MonHead[3= 30; MonHead[4]  = 31; MonHead[5]  = 30;
    MonHead[
6= 31; MonHead[7= 31; MonHead[8= 30; MonHead[9= 31; MonHead[10= 30; MonHead[11= 31;

var meizzTheYear=new Date().getFullYear(); //定义年的变量的初始值
var meizzTheMonth=new Date().getMonth()+1//定义月的变量的初始值
var meizzWDay=new Array(39);               //定义写日期的数组

function document.onclick() //任意点击时关闭该控件    //ie6的情况可以由下面的切换焦点处理代替

  
with(window.event)
  { 
if (srcElement.getAttribute("Author")==null && srcElement != outObject && srcElement != outButton)
    closeLayer();
  }
}

function document.onkeyup()        //按Esc键关闭,切换焦点关闭
  {
    
if (window.event.keyCode==27){
        
if(outObject)outObject.blur();
        closeLayer();
    }
    
else if(document.activeElement)
        
if(document.activeElement.getAttribute("Author")==null && document.activeElement != outObject && document.activeElement != outButton)
        {
            closeLayer();
        }
  }

function meizzWriteHead(yy,mm)  //往 head 中写入当前的年与月
  {
    odatelayer.meizzYearHead.innerText  
= yy + " 年";
    odatelayer.meizzMonthHead.innerText 
= mm + " 月";
  }

function tmpSelectYearInnerHTML(strYear) //年份的下拉框
{
  
if (strYear.match(/\D/)!=null){alert("年份输入参数不是数字!");return;}
  
var m = (strYear) ? strYear : new Date().getFullYear();
  
if (m < 1000 || m > 9999) {alert("年份值不在 1000 到 9999 之间!");return;}
  
var n = m - 10;
  
if (n < 1000) n = 1000;
  
if (n + 26 > 9999) n = 9974;
  
var s = "<select Author=meizz name=tmpSelectYear style='font-size: 12px' "
     s 
+= "onblur='document.all.tmpSelectYearLayer.style.display=\"none\""
     s 
+= "onchange='document.all.tmpSelectYearLayer.style.display=\"none\";"
     s 
+= "parent.meizzTheYear = this.value; parent.meizzSetDay(parent.meizzTheYear,parent.meizzTheMonth)'>\r\n";
  
var selectInnerHTML = s;
  
for (var i = n; i < n + 26; i++)
  {
    
if (i == m)
       {selectInnerHTML 
+= "<option Author=wayx value='" + i + "' selected>" + i + "" + "</option>\r\n";}
    
else {selectInnerHTML += "<option Author=wayx value='" + i + "'>" + i + "" + "</option>\r\n";}
  }
  selectInnerHTML 
+= "</select>";
  odatelayer.tmpSelectYearLayer.style.display
="";
  odatelayer.tmpSelectYearLayer.innerHTML 
= selectInnerHTML;
  odatelayer.tmpSelectYear.focus();
}

function tmpSelectMonthInnerHTML(strMonth) //月份的下拉框
{
  
if (strMonth.match(/\D/)!=null){alert("月份输入参数不是数字!");return;}
  
var m = (strMonth) ? strMonth : new Date().getMonth() + 1;
  
var s = "<select Author=meizz name=tmpSelectMonth style='font-size: 12px' "
     s 
+= "onblur='document.all.tmpSelectMonthLayer.style.display=\"none\""
     s 
+= "onchange='document.all.tmpSelectMonthLayer.style.display=\"none\";"
     s 
+= "parent.meizzTheMonth = this.value; parent.meizzSetDay(parent.meizzTheYear,parent.meizzTheMonth)'>\r\n";
  
var selectInnerHTML = s;
  
for (var i = 1; i < 13; i++)
  {
    
if (i == m)
       {selectInnerHTML 
+= "<option Author=wayx value='"+i+"' selected>"+i+""+"</option>\r\n";}
    
else {selectInnerHTML += "<option Author=wayx value='"+i+"'>"+i+""+"</option>\r\n";}
  }
  selectInnerHTML 
+= "</select>";
  odatelayer.tmpSelectMonthLayer.style.display
="";
  odatelayer.tmpSelectMonthLayer.innerHTML 
= selectInnerHTML;
  odatelayer.tmpSelectMonth.focus();
}

function closeLayer()               //这个层的关闭
  {
    document.all.meizzDateLayer.style.display
="none";
  }

function IsPinYear(year)            //判断是否闰平年
  {
    
if (0==year%4&&((year%100!=0)||(year%400==0))) return true;else return false;
  }

function GetMonthCount(year,month)  //闰年二月为29天
  {
    
var c=MonHead[month-1];if((month==2)&&IsPinYear(year)) c++;return c;
  }
function GetDOW(day,month,year)     //求某天的星期几
  {
    
var dt=new Date(year,month-1,day).getDay()/7return dt;
  }

function meizzPrevY()  //往前翻 Year
  {
    
if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear--;}
    
else{alert("年份超出范围(1000-9999)!");}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzNextY()  //往后翻 Year
  {
    
if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear++;}
    
else{alert("年份超出范围(1000-9999)!");}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzToday()  //Today Button
  {
    
var today;
    meizzTheYear 
= new Date().getFullYear();
    meizzTheMonth 
= new Date().getMonth()+1;
    today
=new Date().getDate();
    
//meizzSetDay(meizzTheYear,meizzTheMonth);
    if(outObject){
        outObject.value
=meizzTheYear + "-" + meizzTheMonth + "-" + today;
    }
    closeLayer();
  }
function meizzPrevM()  //往前翻月份
  {
    
if(meizzTheMonth>1){meizzTheMonth--}else{meizzTheYear--;meizzTheMonth=12;}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }
function meizzNextM()  //往后翻月份
  {
    
if(meizzTheMonth==12){meizzTheYear++;meizzTheMonth=1}else{meizzTheMonth++}
    meizzSetDay(meizzTheYear,meizzTheMonth);
  }

function meizzSetDay(yy,mm)   //主要的写程序**********
{
  meizzWriteHead(yy,mm);
  
//设置当前年月的公共变量为传入值
  meizzTheYear=yy;
  meizzTheMonth
=mm;
  
  
for (var i = 0; i < 39; i++){meizzWDay[i]=""};  //将显示框的内容全部清空
  var day1 = 1,day2=1,firstday = new Date(yy,mm-1,1).getDay();  //某月第一天的星期几
  for (i=0;i<firstday;i++)meizzWDay[i]=GetMonthCount(mm==1?yy-1:yy,mm==1?12:mm-1)-firstday+i+1    //上个月的最后几天
  for (i = firstday; day1 < GetMonthCount(yy,mm)+1; i++){meizzWDay[i]=day1;day1++;}
  
for (i=firstday+GetMonthCount(yy,mm);i<39;i++){meizzWDay[i]=day2;day2++}
  
for (i = 0; i < 39; i++)
  { 
var da = eval("odatelayer.meizzDay"+i)     //书写新的一个月的日期星期排列
    if (meizzWDay[i]!="")
      { 
        
//初始化边框
        da.borderColorLight="#FF9900";
        da.borderColorDark
="#FFFFFF";
        
if(i<firstday)        //上个月的部分
        {
            da.innerHTML
="<b><font color=gray>" + meizzWDay[i] + "</font></b>";
            da.title
=(mm==1?12:mm-1+"" + meizzWDay[i] + "";
            da.onclick
=Function("meizzDayClick(this.innerText,-1)");
            
if(!outDate)
                da.style.backgroundColor 
= ((mm==1?yy-1:yy) == new Date().getFullYear() && 
                    (mm
==1?12:mm-1== new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ?
                     
"#FFD700":"#e0e0e0";
            
else
            {
                da.style.backgroundColor 
=((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && 
                meizzWDay[i]
==outDate.getDate())? "#00ffff" :
                (((mm
==1?yy-1:yy) == new Date().getFullYear() && (mm==1?12:mm-1== new Date().getMonth()+1 && 
                meizzWDay[i] 
== new Date().getDate()) ? "#FFD700":"#e0e0e0");
                
//将选中的日期显示为凹下去
                if((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && 
                meizzWDay[i]
==outDate.getDate())
                {
                    da.borderColorLight
="#FFFFFF";
                    da.borderColorDark
="#FF9900";
                }
            }
        }
        
else if (i>=firstday+GetMonthCount(yy,mm))        //下个月的部分
        {
            da.innerHTML
="<b><font color=gray>" + meizzWDay[i] + "</font></b>";
            da.title
=(mm==12?1:mm+1+"" + meizzWDay[i] + "";
            da.onclick
=Function("meizzDayClick(this.innerText,1)");
            
if(!outDate)
                da.style.backgroundColor 
= ((mm==12?yy+1:yy) == new Date().getFullYear() && 
                    (mm
==12?1:mm+1== new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ?
                     
"#FFD700":"#e0e0e0";
            
else
            {
                da.style.backgroundColor 
=((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && 
                meizzWDay[i]
==outDate.getDate())? "#00ffff" :
                (((mm
==12?yy+1:yy) == new Date().getFullYear() && (mm==12?1:mm+1== new Date().getMonth()+1 && 
                meizzWDay[i] 
== new Date().getDate()) ? "#FFD700":"#e0e0e0");
                
//将选中的日期显示为凹下去
                if((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && 
                meizzWDay[i]
==outDate.getDate())
                {
                    da.borderColorLight
="#FFFFFF";
                    da.borderColorDark
="#FF9900";
                }
            }
        }
        
else        //本月的部分
        {
            da.innerHTML
="<b>" + meizzWDay[i] + "</b>";
            da.title
=mm +"" + meizzWDay[i] + "";
            da.onclick
=Function("meizzDayClick(this.innerText,0)");        //给td赋予onclick事件的处理
            //如果是当前选择的日期,则显示亮蓝色的背景;如果是当前日期,则显示暗黄色背景
            if(!outDate)
                da.style.backgroundColor 
= (yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())?
                    
"#FFD700":"#e0e0e0";
            
else
            {
                da.style.backgroundColor 
=(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())?
                    
"#00ffff":((yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())?
                    
"#FFD700":"#e0e0e0");
                
//将选中的日期显示为凹下去
                if(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())
                {
                    da.borderColorLight
="#FFFFFF";
                    da.borderColorDark
="#FF9900";
                }
            }
        }
        da.style.cursor
="hand"
      }
    
else{da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default"}
  }
}

function meizzDayClick(n,ex)  //点击显示框选取日期,主输入函数*************
{
  
var yy=meizzTheYear;
  
var mm = parseInt(meizzTheMonth)+ex;    //ex表示偏移量,用于选择上个月份和下个月份的日期
    //判断月份,并进行对应的处理
    if(mm<1){
        yy
--;
        mm
=12+mm;
    }
    
else if(mm>12){
        yy
++;
        mm
=mm-12;
    }
    
  
if (mm < 10){mm = "0" + mm;}
  
if (outObject)
  {
    
if (!n) {//outObject.value=""; 
      return;}
    
if ( n < 10){n = "0" + n;}
    outObject.value
= yy + "-" + mm + "-" + n ; //注:在这里你可以输出改成你想要的格式
    closeLayer(); 
  }
  
else {closeLayer(); alert("您所要输出的控件对象并不存在!");}
}

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