//Javascript name: My Date Time Picker
//Date created: 16-Nov-2003 23:19
//Scripter: TengYong Ng
//Website: http://www.rainforestnet.com
//Copyright (c) 2003 TengYong Ng
//Global variables
var winCal;
var dtToday=new Date();
var Cal;
var docCal;
var MonthName=["January", "February", "March", "April", "May", "June","July",
"August", "September", "October", "November", "December"];
var WeekDayName=["Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"];
var exDateTime;//Existing Date and Time
//Configurable parameters
var cnTop="200";//top coordinate of calendar window.
var cnLeft="400";//left coordinate of calendar window
var WindowTitle ="date picker";//Date Time Picker title.
var WeekChar=2;//number of character for week day. if 2 then Mo,Tu,We. if 3 then Mon,Tue,Wed.
var DateSeparator="-";//Date Separator, you can change it to "/" if you want.
var TimeMode=24;//default TimeMode value. 12 or 24
var ShowLongMonth=true;//Show long month name in Calendar header. example: "January".
var ShowMonthYear=false;//Show Month and Year in Calendar header.
//end Configurable parameters
//end Global variable
var userFunc = function(){};
function InitUserCalFunction(func)
{
userFunc=func;
}
function NewCal(pCtrl,pFormat,pShowTime,pTimeMode){
Cal=new Calendar(dtToday);
if ((pShowTime!=null) && (pShowTime)){
Cal.ShowTime=true;
if ((pTimeMode!=null) &&((pTimeMode=='12')||(pTimeMode=='24')))
TimeMode=pTimeMode;
}
if (pCtrl!=null)
Cal.Ctrl=pCtrl;
if (pFormat!=null)
Cal.Format=pFormat.toUpperCase();
exDateTime=document.getElementById(pCtrl).value;
if (exDateTime!="")//Parse Date String
{
var Sp1;//Index of Date Separator 1
var Sp2;//Index of Date Separator 2
var tSp1;//Index of Time Separator 1
var tSp1;//Index of Time Separator 2
var strMonth;
var strDate;
var strYear;
var intMonth;
var YearPattern;
var strHour;
var strMinute;
var strSecond;
//parse month
Sp1=exDateTime.indexOf(DateSeparator,0)
Sp2=exDateTime.indexOf(DateSeparator,(parseInt(Sp1)+1));
if ((Cal.Format=="DDMMYYYY") || (Cal.Format=="DDMMMYYYY")){
strMonth=exDateTime.substring(Sp1+1,Sp2);
strDate=exDateTime.substring(0,Sp1);
strYear=exDateTime.substring(Sp2+1,Sp2+5);
}else if ((Cal.Format=="MMDDYYYY") || (Cal.Format=="MMMDDYYYY")){
strMonth=exDateTime.substring(0,Sp1);
strDate=exDateTime.substring(Sp1+1,Sp2);
strYear=exDateTime.substring(Sp2+1,Sp2+5);
}else if ((Cal.Format=="YYYYMMDD") || (Cal.Format=="YYYYMMMDD")){
strMonth=exDateTime.substring(Sp1+1,Sp2);
strDate=exDateTime.substring(Sp2+1,Sp2+3);
strYear=exDateTime.substring(0,Sp1);
}else if (Cal.Format=="MMDD"){
strMonth=exDateTime.substring(0,Sp1);
strDate=exDateTime.substring(Sp1+1,Sp1+3);
} else {
alert("ERROR: Unsupported date format '"+Cal.Format+"'!");
}
if (isNaN(strMonth))
intMonth=Cal.GetMonthIndex(strMonth);
else
intMonth=parseInt(strMonth,10)-1;
if ((parseInt(intMonth,10)>=0) && (parseInt(intMonth,10)<12))
Cal.Month=intMonth;
//end parse month
//parse Date
if ((parseInt(strDate,10)<=Cal.GetMonDays()) && (parseInt(strDate,10)>=1))
Cal.Date=strDate;
//end parse Date
//parse year
YearPattern=/^\d{4}$/;
if (YearPattern.test(strYear))
Cal.Year=parseInt(strYear,10);
//end parse year
//parse time
if (Cal.ShowTime==true)
{
tSp1=exDateTime.indexOf(":",0)
tSp2=exDateTime.indexOf(":",(parseInt(tSp1)+1));
strHour=exDateTime.substring(tSp1,(tSp1)-2);
Cal.SetHour(strHour);
strMinute=exDateTime.substring(tSp1+1,tSp2);
Cal.SetMinute(strMinute);
strSecond=exDateTime.substring(tSp2+1,tSp2+3);
Cal.SetSecond(strSecond);
}
}
winCal=window.open("","DateTimePicker","toolbar=0,status=0,menubar=0,fullscreen=no,width=215,height=155,resizable=0,status=1,top="+cnTop+",left="+cnLeft);
docCal=winCal.document;
RenderCal();
}
function RenderCal()
{
var vCalHeader;
var vCalData;
var vCalTime;
var i;
var j;
var SelectStr;
var vDayCount=0;
var vFirstDay;
docCal.open();
docCal.writeln(""+WindowTitle+"");
docCal.writeln("");
docCal.writeln("");
docCal.writeln("");
docCal.writeln("");
docCal.close();
}
function GenCell(pValue,pColor)//Generate table cell with value
{
var PValue;
var PCellStr;
var vColor;
var vTimeStr;
if (pValue==null) PValue="";
else PValue=pValue;
if (pColor!=null) vColor="class=\""+pColor+"\"";
else vColor="";
if (Cal.ShowTime) {
vTimeStr="winMain.document.getElementById('"+Cal.Ctrl+"').value+=' '+"+"winMain.Cal.getShowHour()"+"+':'+"+"winMain.Cal.Minutes"+"+':'+"+"winMain.Cal.Seconds";
if (TimeMode==12)
vTimeStr+="+' '+winMain.Cal.AMorPM";
} else vTimeStr="";
PCellStr="
";
return PCellStr;
}
function Calendar(pDate,pCtrl){
//Properties
this.Date=pDate.getDate();//selected date
this.Month=pDate.getMonth();//selected month number
this.Year=pDate.getFullYear();//selected year in 4 digits
this.Hours=pDate.getHours();
if (pDate.getMinutes()<10) this.Minutes="0"+pDate.getMinutes();
else this.Minutes=pDate.getMinutes();
if (pDate.getSeconds()<10) this.Seconds="0"+pDate.getSeconds();
else this.Seconds=pDate.getSeconds();
this.MyWindow=winCal;
this.Ctrl=pCtrl;
this.Format="YYYYMMDD";//uppercase
this.Separator=DateSeparator;
this.ShowTime=false;
if (pDate.getHours()<12) this.AMorPM="AM";
else this.AMorPM="PM";
}
function GetMonthIndex(shortMonthName){
for (i=0;i<12;i++){
if (MonthName[i].substring(0,3).toUpperCase()==shortMonthName.toUpperCase()) return i;
}
}
Calendar.prototype.GetMonthIndex=GetMonthIndex;
function IncYear(){ Cal.Year++;}
Calendar.prototype.IncYear=IncYear;
function DecYear(){ Cal.Year--;}
Calendar.prototype.DecYear=DecYear;
function IncMonth(){
if (Cal.Month < 11)
Cal.Month++;
else {
Cal.Month = 0;
Cal.Year++;
}
}
Calendar.prototype.IncMonth=IncMonth;
function DecMonth(){
if (Cal.Month > 0)
Cal.Month--
else {
Cal.Month=11;
Cal.Year--;
}
}
Calendar.prototype.DecMonth=DecMonth;
function SwitchMth(intMth){ Cal.Month=intMth;}
Calendar.prototype.SwitchMth=SwitchMth;
function SwitchYear(Yr){Cal.Year=parseInt(Yr);}
Calendar.prototype.SwitchYear=SwitchYear;
function SwitchDate(Dt){Cal.Date=parseInt(Dt);}
Calendar.prototype.SwitchDate=SwitchDate;
function SetHour(intHour){
var MaxHour;
var MinHour;
if (TimeMode==24)
{ MaxHour=23;MinHour=0}
else if (TimeMode==12)
{ MaxHour=12;MinHour=1}
else
alert("TimeMode can only be 12 or 24");
var HourExp=new RegExp("^\\d\\d$");
if (HourExp.test(intHour) && (parseInt(intHour,10)<=MaxHour) && (parseInt(intHour,10)>=MinHour)){
if ((TimeMode==12) && (Cal.AMorPM=="PM")){
if (parseInt(intHour,10)==12)
Cal.Hours=12;
else
Cal.Hours=parseInt(intHour,10)+12;
}else if ((TimeMode==12) && (Cal.AMorPM=="AM")){
if (intHour==12)
intHour-=12;
Cal.Hours=parseInt(intHour,10);
}else if (TimeMode==24)
Cal.Hours=parseInt(intHour,10);
}
}
Calendar.prototype.SetHour=SetHour;
function SetMinute(intMin){
var MinExp=new RegExp("^\\d\\d$");
if (MinExp.test(intMin) && (intMin<60))
Cal.Minutes=intMin;
}
Calendar.prototype.SetMinute=SetMinute;
function SetSecond(intSec){
var SecExp=new RegExp("^\\d\\d$");
if (SecExp.test(intSec) && (intSec<60))
Cal.Seconds=intSec;
}
Calendar.prototype.SetSecond=SetSecond;
function SetAmPm(pvalue){
this.AMorPM=pvalue;
if (pvalue=="PM"){
this.Hours=(parseInt(this.Hours,10))+12;
if (this.Hours==24)
this.Hours=12;
}else if (pvalue=="AM")
this.Hours-=12;
}
Calendar.prototype.SetAmPm=SetAmPm;
function getShowHour(){
var finalHour;
if (TimeMode==12){
if (parseInt(this.Hours,10)==0){
this.AMorPM="AM";
finalHour=parseInt(this.Hours,10)+12;
}else if (parseInt(this.Hours,10)==12){
this.AMorPM="PM";
finalHour=12;
}else if (this.Hours>12){
this.AMorPM="PM";
if ((this.Hours-12)<10)
finalHour="0"+((parseInt(this.Hours,10))-12);
else
finalHour=parseInt(this.Hours,10)-12;
}else{
this.AMorPM="AM";
if (this.Hours<10)
finalHour="0"+parseInt(this.Hours,10);
else
finalHour=this.Hours;
}
}else if (TimeMode==24){
if (this.Hours<10)
finalHour="0"+parseInt(this.Hours,10);
else
finalHour=this.Hours;
}
return finalHour;
}
Calendar.prototype.getShowHour=getShowHour;
function GetMonthName(IsLong){
var Month=MonthName[this.Month];
if (IsLong)
return Month;
else
return Month.substr(0,3);
}
Calendar.prototype.GetMonthName=GetMonthName;
function GetMonDays()//Get number of days in a month
{
var DaysInMonth=[31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
if (this.IsLeapYear()){
DaysInMonth[1]=29;
}
return DaysInMonth[this.Month];
}
Calendar.prototype.GetMonDays=GetMonDays;
function IsLeapYear(){
if ((this.Year%4)==0){
if ((this.Year%100==0) && (this.Year%400)!=0){
return false;
}else{
return true;
}
}else{
return false;
}
}
Calendar.prototype.IsLeapYear=IsLeapYear;
function FormatDate(pDate){
if (this.Format=="DDMMYYYY")
return (leapZero(pDate)+DateSeparator+leapZero(this.Month+1)+DateSeparator+this.Year);
else if (this.Format=="DDMMMYYYY")
return (leapZero(pDate)+DateSeparator+this.GetMonthName(false)+DateSeparator+this.Year);
else if (this.Format=="MMDDYYYY")
return (leapZero(this.Month+1)+DateSeparator+leapZero(pDate)+DateSeparator+this.Year);
else if (this.Format=="MMMDDYYYY")
return (this.GetMonthName(false)+DateSeparator+leapZero(pDate)+DateSeparator+this.Year);
else if (this.Format=="YYYYMMDD")
return (this.Year+DateSeparator+leapZero(this.Month+1)+DateSeparator+leapZero(pDate));
else if (this.Format=="YYYYMMMDD")
return (this.Year+DateSeparator+this.GetMonthName(false)+DateSeparator+leapZero(pDate));
else if (this.Format=="MMDD")
return (leapZero(this.Month+1)+DateSeparator+leapZero(pDate));
}
Calendar.prototype.FormatDate=FormatDate;
function leapZero(nb){
if (nb < 10) return "0" + nb;
else return nb;
}