一款日期控件

C#版：
using System;
using System.Web;
using System.Web.UI;
using System.Collections;
using System.Collections.Specialized;
using System.Globalization;
using System.Reflection;
using System.Text;

[assembly: AssemblyTitle("")]
[assembly: AssemblyDescription("A QuickStart Tutorial Assembly")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("Microsoft Corporation")]
[assembly: AssemblyProduct("Microsoft QuickStart Tutorials")]
[assembly: AssemblyCopyright(" Microsoft Corporation. All rights reserved.")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
[assembly: AssemblyVersion("1.1.*")]

namespace Acme
{
public class Calendar : Control, IPostBackEventHandler, IPostBackDataHandler
{
private String[] monthNames = new String[12];
private DateTime currentDate = DateTime.Now;
private String backColor = "#dcdcdc";
private String foreColor = "#eeeeee";

protected override void OnInit(EventArgs E)
{
Page.RegisterRequiresPostBack(this);

currentDate = DateTime.Now;

monthNames[0] = "January";
monthNames[1] = "February";
monthNames[2] = "March";
monthNames[3] = "April";
monthNames[4] = "May";
monthNames[5] = "June";
monthNames[6] = "July";
monthNames[7] = "August";
monthNames[8] = "September";
monthNames[9] = "October";
monthNames[10] = "November";
monthNames[11] = "December";
}

protected override void LoadViewState(Object viewState)
{
// If we@#ve done a post-back, the old date will be available to us

if (null != viewState)
{
currentDate = DateTime.Parse((String) viewState);
}
}

public void RaisePostBackEvent(String eventArgument)
{
//Page.Response.Write("RaisePostBackEvent Called!!!");

if (eventArgument == null)
{
return;
}

// Keep track of old date (for event firing purposes)

DateTime oldDate = currentDate;

if (String.Compare("NavNextMonth", eventArgument, true, CultureInfo.InvariantCulture) == 0)
{
currentDate = currentDate.AddMonths(1);
}
else if (String.Compare("NavPrevMonth", eventArgument, true, CultureInfo.InvariantCulture) == 0)
{
currentDate = currentDate.AddMonths(-1);
}
else
{
int daySelected = Int32.Parse(eventArgument);
currentDate = new DateTime(currentDate.Year, currentDate.Month, daySelected);
}
}

protected override Object SaveViewState()
{
// Save CurrentDate out as view state for postback scenarios

return currentDate.ToString();
}

protected override void Render(HtmlTextWriter output)
{
if ((Page.Request.UserAgent != null) &&
(Page.Request.Browser.Browser.ToUpper(CultureInfo.InvariantCulture).IndexOf("IE") > -1) &&
(Double.Parse(Page.Request.Browser.Version) >= 5.5))
RenderUpLevel(output);
else
RenderDownLevel(output);
}

protected void RenderUpLevel(HtmlTextWriter output)
{
output.WriteLine("<input name=@#" + UniqueID + "_CurrentDate@# id=@#" + UniqueID + "_CurrentDate@# type=hidden>");
output.WriteLine("<span id=@#" + UniqueID + "@#></span>");
output.WriteLine("<script language=jscript>drawcalendar(@#" + UniqueID + "@#, @#" + currentDate.Year.ToString() + "/" + currentDate.Month.ToString() + "/" + currentDate.Day.ToString() + "@#);</script>");
}

protected override void OnPreRender(EventArgs E)
{
StringBuilder DHTMLFunction = new StringBuilder();

DHTMLFunction.Append( "<script language=@#JavaScript@#> \n" );
DHTMLFunction.Append( " function drawcalendar(calname, newDate) \n" );
DHTMLFunction.Append( " { \n" );
DHTMLFunction.Append( " var CurrentDate = new Date(newDate);\n" );
DHTMLFunction.Append( " var MonthArray = new Array(@#January@#, @#February@#, @#March@#, @#April@#, @#May@#, @#June@#, @#July@#, @#August@#, @#September@#, @#October@#, @#November@#, @#December@#);\n" );
DHTMLFunction.Append( " var MonthDays = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);\n" );
DHTMLFunction.Append( " var calText;\n" );
DHTMLFunction.Append( " calText = @#<table bgcolor=#dcdcdc border=0 height=190 valign=top>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<tr><td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<center>@#;\n" );
DHTMLFunction.Append( " calText = calText + \"<a href=@#javascript:drawcalendar(\\\"\" + calname + \"\\\", \\\"\" + CurrentDate.getFullYear() + \"/\" + CurrentDate.getMonth() + \"/\" + CurrentDate.getDate() + \"\\\")@#>\";\n" );
DHTMLFunction.Append( " calText = calText + @#<img src=/quickstart/aspplus/images/left4.gif width=11 height=11 border=0></a>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <b>@# + MonthArray[CurrentDate.getMonth()] + @# @# + CurrentDate.getFullYear() + @#</b>@#;\n" );
DHTMLFunction.Append( " calText = calText + \" <a href=@#javascript:drawcalendar(\\\"\" + calname + \"\\\", \\\"\" + CurrentDate.getFullYear() + \"/\" + (CurrentDate.getMonth() + 2) + \"/\" + CurrentDate.getDate() + \"\\\")@#>\";\n" );
DHTMLFunction.Append( " calText = calText + @#<IMG SRC=/quickstart/aspplus/images/right4.gif width=11 height=11 border=0></a>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#</center>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#</td></tr>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<tr valign=top><td valign=top>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<table border=1 bgcolor=#eeeeee height=160>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<tr height=20>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Sun </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Mon </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Tue </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Wed </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Thu </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Fri </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @# <td align=right width=23> Sat </td>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#</tr>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<tr>@#;\n" );
DHTMLFunction.Append( " var numDays = MonthDays[CurrentDate.getMonth()];\n" );
DHTMLFunction.Append( " var firstDayOfMonth = new Date(CurrentDate.getFullYear(),CurrentDate.getMonth(),1);\n" );
DHTMLFunction.Append( " firstDay = firstDayOfMonth.getDay();\n" );
DHTMLFunction.Append( " for (var x=0; x<firstDay; x++)\n" );
DHTMLFunction.Append( " {\n" );
DHTMLFunction.Append( " calText = calText + @#<td align=right width=23></td>@#\n" );
DHTMLFunction.Append( " }\n" );
DHTMLFunction.Append( " for (var x=1; x<=numDays; x++) \n" );
DHTMLFunction.Append( " { \n" );
DHTMLFunction.Append( " if (CurrentDate.getDate() == x) \n" );
DHTMLFunction.Append( " { \n" );
DHTMLFunction.Append( " calText = calText + @#<td align=right width=23>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#<font color=red><b><u>@# + x + @#</u></b></font>@#;\n" );
DHTMLFunction.Append( " calText = calText + @#</td>@#;\n" );
DHTMLFunction.Append( " }\n" );
DHTMLFunction.Append( " else \n" );
DHTMLFunction.Append( " { \n" );
DHTMLFunction.Append( " calText = calText + @#<td align=right width=23>@#;\n" );
DHTMLFunction.Append( " calText = calText + \"<a href=@#javascript:drawcalendar(\\\"\" + calname + \"\\\", \\\"\" + CurrentDate.getFullYear() + \"/\" + (CurrentDate.getMonth()+1) + \"/\" + x + \"\\\")@#>\" + x + \"</a>\";" );
DHTMLFunction.Append( " calText = calText + @#</td>@#;\n" );
DHTMLFunction.Append( " }\n" );
DHTMLFunction.Append( " if (((firstDay+x) % 7) == 0)\n" );
DHTMLFunction.Append( " {\n" );
DHTMLFunction.Append( " calText = calText + @#</tr><tr>@#;\n" );
DHTMLFunction.Append( " }\n" );
DHTMLFunction.Append( " }\n" );
DHTMLFunction.Append( " calText = calText + @#</tr>@#;" );
DHTMLFunction.Append( " calText = calText + @#</table></td></tr></table>@#;" );
DHTMLFunction.Append( " var CalendarSpan = document.all(calname);" );
DHTMLFunction.Append( " if (CalendarSpan != null)" );
DHTMLFunction.Append( " CalendarSpan.innerHTML = calText;" );
DHTMLFunction.Append( " var CalendarValue = document.all(calname + @#_CurrentDate@#);" );
DHTMLFunction.Append( " if (CalendarValue != null)" );
DHTMLFunction.Append( " CalendarValue.value = @#@# + (CurrentDate.getMonth() + 1) + @#/@# + CurrentDate.getDate() + @#/@# + CurrentDate.getFullYear();" );
DHTMLFunction.Append( " } \n" );
DHTMLFunction.Append( "</script>\n" );

if ((Page.Request.UserAgent != null) &&
(Page.Request.Browser.Browser.ToUpper(CultureInfo.InvariantCulture).IndexOf("IE") > -1) &&
(Double.Parse(Page.Request.Browser.Version) >= 5.5))
Page.RegisterClientScriptBlock("ACME_CALENDAR_DHTML", DHTMLFunction.ToString());
}

protected void RenderDownLevel(HtmlTextWriter output)
{
// Output Calendar Header

output.WriteLine("<table bgcolor=" + backColor + " border=0 height=190 valign=top><tr><td>");
output.WriteLine("<table bgcolor=" + backColor + " border=0 height=190 valign=top>");
output.WriteLine("<tr><td>");
output.WriteLine("<center>");
output.WriteLine(" <a href=\"javascript:" + Page.GetPostBackEventReference(this, "NavPrevMonth") + "\">");
output.WriteLine("<img src=/quickstart/aspplus/images/left4.gif width=11 height=11 border=0></a>");
output.WriteLine(" <b>" + monthNames[currentDate.Month-1] + " " + currentDate.Year.ToString() + "</b>");
output.WriteLine(" <a href=\"javascript:" + Page.GetPostBackEventReference(this, "NavNextMonth") + "\">");
output.WriteLine("<IMG SRC=/quickstart/aspplus/images/right4.gif width=11 height=11 border=0></a>");
output.WriteLine("</center>");
output.WriteLine("</td></tr>");
output.WriteLine("<tr valign=top><td valign=top>");
output.WriteLine("<table border=1 bgcolor=" + foreColor + " height=160>");
output.WriteLine("<tr height=20>");
output.WriteLine(" <td align=right width=23> Sun </td>");
output.WriteLine(" <td align=right width=23> Mon </td>");
output.WriteLine(" <td align=right width=23> Tue </td>");
output.WriteLine(" <td align=right width=23> Wed </td>");
output.WriteLine(" <td align=right width=23> Thu </td>");
output.WriteLine(" <td align=right width=23> Fri </td>");
output.WriteLine(" <td align=right width=23> Sat </td>");
output.WriteLine("</tr>");
output.WriteLine("<tr>");

// Calculate how many days are in the month

int numDays = DateTime.DaysInMonth(currentDate.Year, currentDate.Month);

// Calculate what day of week the first day of the month is on

int firstDay = Convert.ToInt32(new DateTime(currentDate.Year, currentDate.Month, 1).DayOfWeek);

// Pre-Day Padding

for (int x=0; x<firstDay; x++)
{
output.WriteLine("<td align=right width=23></td>");
}

// Output each day

for (int x=1; x<=numDays; x++)
{
if (currentDate.Day == x)
{
output.Write("<td align=right width=23>");
output.Write("<font color=red><b><u>" + x.ToString() + "</u></b></font>");
output.WriteLine("</td>");
}
else
{
output.Write("<td align=right width=23>");
output.Write("<a href=\"javascript:" + Page.GetPostBackEventReference(this, x.ToString()) + "\">");
output.Write(x.ToString() + "</a>");
output.WriteLine("</td>");
}

// PerPage row break as appropriate
if (((firstDay+x) % 7) == 0)
{
output.WriteLine("</tr><tr>");
}
}

output.WriteLine("</tr>");
output.WriteLine("</table></td></tr></table></table>");
}

public DateTime Date
{
get
{
return currentDate;
}
set
{
currentDate = value;
}
}

public String BackColor
{
get
{
return backColor;
}
set
{
backColor = value;
}
}

public String ForeColor
{
get
{
return foreColor;
}
set
{
foreColor = value;
}
}

public bool LoadPostData(String postDataKey, NameValueCollection values)
{
String clientDate = values[UniqueID + "_CurrentDate"];

if (clientDate != null) {
try {
currentDate = DateTime.Parse(clientDate);
} catch(Exception) {
currentDate = DateTime.Now;
}
}

return false;
}

public void RaisePostDataChangedEvent()
{

}
}
}


JS版：
import System;
import System.Collections;
import System.Collections.Specialized;
import System.Globalization;
import System.Text;
import System.Web;
import System.Web.UI;
import System.Reflection;

[assembly: AssemblyTitle("")]
[assembly: AssemblyDescription("A QuickStart Tutorial Assembly")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("Microsoft Corporation")]
[assembly: AssemblyProduct("Microsoft QuickStart Tutorials")]
[assembly: AssemblyCopyright(" Microsoft Corporation. All rights reserved.")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
[assembly: AssemblyVersion("1.1.*")]

package AcmeJS
{
public class Calendar extends Control implements IPostBackEventHandler, IPostBackDataHandler
{
private var monthNames:String[] = new String[12];
private var currentDate:DateTime = DateTime.Now;
private var backColor:String = "#dcdcdc";
private var foreColor:String = "#eeeeee";

protected function OnInit(E:EventArgs) : void
{
Page.RegisterRequiresPostBack(this);

currentDate = DateTime.Now;

monthNames[0] = "January";
monthNames[1] = "February";
monthNames[2] = "March";
monthNames[3] = "April";
monthNames[4] = "May";
monthNames[5] = "June";
monthNames[6] = "July";
monthNames[7] = "August";
monthNames[8] = "September";
monthNames[9] = "October";
monthNames[10] = "November";
monthNames[11] = "December";
}

protected function LoadViewState(viewState:Object) : void
{
// If we@#ve done a post-back, the old date will be available to us

if (null != viewState)
{
currentDate = DateTime.Parse(String(viewState));
}
}

public function RaisePostBackEvent(eventArgument:String) : void
{
if (eventArgument == null)
{
return;
}

// Keep track of old date (for event firing purposes)

var oldDate:DateTime = currentDate;

if (String.Compare("NavNextMonth", eventArgument, true, CultureInfo.InvariantCulture) == 0)
{
currentDate = currentDate.AddMonths(1);
}
else if (String.Compare("NavPrevMonth", eventArgument, true, CultureInfo.InvariantCulture) == 0)
{
currentDate = currentDate.AddMonths(-1);
}
else
{
var daySelected:int = Int32.Parse(eventArgument);
currentDate = new DateTime(currentDate.Year, currentDate.Month, daySelected);
}
}

protected function SaveViewState() : Object
{
// Save CurrentDate out as view state for postback scenarios

return currentDate.ToString();
}

protected function Render(output:HtmlTextWriter) : void
{
if ((Page.Request.UserAgent != null) &&
(Page.Request.Browser.Browser.ToUpper(CultureInfo.InvariantCulture).IndexOf("IE") > -1) &&
(Double.Parse(Page.Request.Browser.Version) >= 5.5))
RenderUpLevel(output);
else
RenderDownLevel(output);
}

protected function RenderUpLevel(output:HtmlTextWriter) : void
{
output.WriteLine("<input name=@#" + UniqueID + "_CurrentDate@# id=@#" + UniqueID + "_CurrentDate@# type=hidden>");
output.WriteLine("<span id=@#" + UniqueID + "@#></span>");
output.WriteLine("<script language=jscript>drawcalendar(@#" + UniqueID + "@#, @#" + currentDate.Year.ToString() + "/" + currentDate.Month.ToString() + "/" + currentDate.Day.ToString() + "@#);</script>");
}

protected function OnPreRender(E:EventArgs) : void
{
var DHTMLFunction:StringBuilder = new StringBuilder();

DHTMLFunction.Append("<script language=@#JavaScript@#> \n");
DHTMLFunction.Append(" function drawcalendar(calname, newDate) \n");
DHTMLFunction.Append(" { \n");
DHTMLFunction.Append(" var CurrentDate = new Date(newDate);\n");
DHTMLFunction.Append(" var MonthArray = new Array(@#January@#, @#February@#, @#March@#, @#April@#, @#May@#, @#June@#, @#July@#, @#August@#, @#September@#, @#October@#, @#November@#, @#December@#);\n");
DHTMLFunction.Append(" var MonthDays = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);\n");
DHTMLFunction.Append(" var calText;\n");
DHTMLFunction.Append(" calText = @#<table bgcolor=#dcdcdc border=0 height=190 valign=top>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<tr><td>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<center>@#;\n");
DHTMLFunction.Append(" calText = calText + \"<a href=@#javascript:drawcalendar(\\\"\" + calname + \"\\\", \\\"\" + CurrentDate.getFullYear() + \"/\" + CurrentDate.getMonth() + \"/\" + CurrentDate.getDate() + \"\\\")@#>\";\n");
DHTMLFunction.Append(" calText = calText + @#<img src=/quickstart/aspplus/images/left4.gif width=11 height=11 border=0></a>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <b>@# + MonthArray[CurrentDate.getMonth()] + @# @# + CurrentDate.getFullYear() + @#</b>@#;\n");
DHTMLFunction.Append(" calText = calText + \" <a href=@#javascript:drawcalendar(\\\"\" + calname + \"\\\", \\\"\" + CurrentDate.getFullYear() + \"/\" + (CurrentDate.getMonth() + 2) + \"/\" + CurrentDate.getDate() + \"\\\")@#>\";\n");
DHTMLFunction.Append(" calText = calText + @#<IMG SRC=/quickstart/aspplus/images/right4.gif width=11 height=11 border=0></a>@#;\n");
DHTMLFunction.Append(" calText = calText + @#</center>@#;\n");
DHTMLFunction.Append(" calText = calText + @#</td></tr>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<tr valign=top><td valign=top>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<table border=1 bgcolor=#eeeeee height=160>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<tr height=20>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Sun </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Mon </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Tue </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Wed </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Thu </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Fri </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @# <td align=right width=23> Sat </td>@#;\n");
DHTMLFunction.Append(" calText = calText + @#</tr>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<tr>@#;\n");
DHTMLFunction.Append(" var numDays = MonthDays[CurrentDate.getMonth()];\n");
DHTMLFunction.Append(" var firstDayOfMonth = new Date(CurrentDate.getFullYear(),CurrentDate.getMonth(),1);\n");
DHTMLFunction.Append(" firstDay = firstDayOfMonth.getDay();\n");
DHTMLFunction.Append(" for (var x=0; x<firstDay; x++)\n");
DHTMLFunction.Append(" {\n");
DHTMLFunction.Append(" calText = calText + @#<td align=right width=23></td>@#\n");
DHTMLFunction.Append(" }\n");
DHTMLFunction.Append(" for (var x=1; x<=numDays; x++) \n");
DHTMLFunction.Append(" { \n");
DHTMLFunction.Append(" if (CurrentDate.getDate() == x) \n");
DHTMLFunction.Append(" { \n");
DHTMLFunction.Append(" calText = calText + @#<td align=right width=23>@#;\n");
DHTMLFunction.Append(" calText = calText + @#<font color=red><b><u>@# + x + @#</u></b></font>@#;\n");
DHTMLFunction.Append(" calText = calText + @#</td>@#;\n");
DHTMLFunction.Append(" }\n");
DHTMLFunction.Append(" else \n");
DHTMLFunction.Append(" { \n");
DHTMLFunction.Append(" calText = calText + @#<td align=right width=23>@#;\n");
DHTMLFunction.Append(" calText = calText + \"<a href=@#javascript:drawcalendar(\\\"\" + calname + \"\\\", \\\"\" + CurrentDate.getFullYear() + \"/\" + (CurrentDate.getMonth()+1) + \"/\" + x + \"\\\")@#>\" + x + \"</a>\";");
DHTMLFunction.Append(" calText = calText + @#</td>@#;\n");
DHTMLFunction.Append(" }\n");
DHTMLFunction.Append(" if (((firstDay+x) % 7) == 0)\n");
DHTMLFunction.Append(" {\n");
DHTMLFunction.Append(" calText = calText + @#</tr><tr>@#;\n");
DHTMLFunction.Append(" }\n");
DHTMLFunction.Append(" }\n");
DHTMLFunction.Append(" calText = calText + @#</tr>@#;");
DHTMLFunction.Append(" calText = calText + @#</table></td></tr></table>@#;");
DHTMLFunction.Append(" var CalendarSpan = document.all(calname);");
DHTMLFunction.Append(" if (CalendarSpan != null)");
DHTMLFunction.Append(" CalendarSpan.innerHTML = calText;");
DHTMLFunction.Append(" var CalendarValue = document.all(calname + @#_CurrentDate@#);");
DHTMLFunction.Append(" if (CalendarValue != null)");
DHTMLFunction.Append(" CalendarValue.value = @#@# + (CurrentDate.getMonth() + 1) + @#/@# + CurrentDate.getDate() + @#/@# + CurrentDate.getFullYear();");
DHTMLFunction.Append(" } \n");
DHTMLFunction.Append("</script>\n");

if ((Page.Request.UserAgent != null) &&
(Page.Request.Browser.Browser.ToUpper(CultureInfo.InvariantCulture).IndexOf("IE") > -1) &&
(Double.Parse(Page.Request.Browser.Version) >= 5.5))
Page.RegisterClientScriptBlock("ACME_CALENDAR_DHTML", DHTMLFunction.ToString());
}

protected function RenderDownLevel(output:HtmlTextWriter) : void
{
// Output Calendar Header

output.WriteLine("<table bgcolor=" + backColor + " border=0 height=190 valign=top><tr><td>");
output.WriteLine("<table bgcolor=" + backColor + " border=0 height=190 valign=top>");
output.WriteLine("<tr><td>");
output.WriteLine("<center>");
output.WriteLine(" <a href=\"javascript:" + Page.GetPostBackEventReference(this, "NavPrevMonth") + "\">");
output.WriteLine("<img src=/quickstart/aspplus/images/left4.gif width=11 height=11 border=0></a>");
output.WriteLine(" <b>" + monthNames[currentDate.Month-1] + " " + currentDate.Year.ToString() + "</b>");
output.WriteLine(" <a href=\"javascript:" + Page.GetPostBackEventReference(this, "NavNextMonth") + "\">");
output.WriteLine("<IMG SRC=/quickstart/aspplus/images/right4.gif width=11 height=11 border=0></a>");
output.WriteLine("</center>");
output.WriteLine("</td></tr>");
output.WriteLine("<tr valign=top><td valign=top>");
output.WriteLine("<table border=1 bgcolor=" + foreColor + " height=160>");
output.WriteLine("<tr height=20>");
output.WriteLine(" <td align=right width=23> Sun </td>");
output.WriteLine(" <td align=right width=23> Mon </td>");
output.WriteLine(" <td align=right width=23> Tue </td>");
output.WriteLine(" <td align=right width=23> Wed </td>");
output.WriteLine(" <td align=right width=23> Thu </td>");
output.WriteLine(" <td align=right width=23> Fri </td>");
output.WriteLine(" <td align=right width=23> Sat </td>");
output.WriteLine("</tr>");
output.WriteLine("<tr>");

// Calculate how many days are in the month

var numDays:int = DateTime.DaysInMonth(currentDate.Year, currentDate.Month);

// Calculate what day of week the first day of the month is on

var firstDay:int = new DateTime(currentDate.Year, currentDate.Month, 1).DayOfWeek;

// Pre-Day Padding
var x:int;
for ( x=0; x<firstDay; x++)
{
output.WriteLine("<td align=right width=23></td>");
}

// Output each day

for ( x=1; x<=numDays; x++)
{
if (currentDate.Day == x)
{
output.Write("<td align=right width=23>");
output.Write("<font color=red><b><u>" + x.ToString() + "</u></b></font>");
output.WriteLine("</td>");
}
else
{
output.Write("<td align=right width=23>");
output.Write("<a href=\"javascript:" + Page.GetPostBackEventReference(this, x.ToString()) + "\">");
output.Write(x.ToString() + "</a>");
output.WriteLine("</td>");
}

// PerPage row break as appropriate
if (((firstDay+x) % 7) == 0)
{
output.WriteLine("</tr><tr>");
}
}

output.WriteLine("</tr>");
output.WriteLine("</table></td></tr></table></table>");
}

public function get Date() : DateTime
{
return currentDate;
}
public function set Date(value:DateTime)
{
currentDate = value;
}

public function get BackColor() : String
{
return backColor;
}
public function set BackColor(value:String)
{
backColor = value;
}

public function get ForeColor() : String
{
return foreColor;
}
public function set ForeColor(value:String)
{
foreColor = value;
}

public function LoadPostData(postDataKey:String, values:NameValueCollection) : Boolean
{
var clientDate:String = values[UniqueID + "_CurrentDate"];

if (clientDate != null) {
try {
currentDate = DateTime.Parse(clientDate);
} catch(e:Exception) {
currentDate = DateTime.Now;
}
}

return false;
}

public function RaisePostDataChangedEvent() : void
{

}
}
}


调用：
<%@ Register TagPrefix="Acme" Namespace="Acme" Assembly="Acme" %>
C#：<Acme:Calendar id="MyCal" runat=server/>
JS：<%@ Register TagPrefix="Acme" Namespace="AcmeJS" Assembly="AcmeJS" %>

原文转自：http://www.ltesting.net