1. Create the webpage calendarree. aspx,CodeAs follows:
<% @ Page Language = "C #" autoeventwireup = "true" codefile = "calendarree. aspx. cs" inherits = "calendarree" %>
<! Doctype HTML public "-// W3C // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<HTML xmlns = "http://www.w3.org/1999/xhtml">
<Head runat = "server">
<Title> No title page </title>
</Head>
<Body>
<Form ID = "form1" runat = "server">
<Div>
<Asp: Calendar id = "calendar1" runat = "server" ondayrender = "calendar#dayrender" Height = "206px" width = "369px"> </ASP: Calendar>
</Div>
</Form>
</Body>
</Html>
2. The Code of calendarree. aspx. CS is as follows:
Using system;
Using system. Data;
Using system. configuration;
Using system. collections;
Using system. Web;
Using system. Web. Security;
Using system. Web. UI;
Using system. Web. UI. webcontrols;
Using system. Web. UI. webcontrols. webparts;
Using system. Web. UI. htmlcontrols;
Public partial class calendarree: system. Web. UI. Page
{
String [] [] holidays = new string [13] [];
Protected void page_load (Object sender, eventargs E)
{
For (INT n = 0; n <13; n ++)
Holidays [N] = new string [32];
Holidays [1] [1] = "New Year's Day ";
Holidays [2] [14] = "Valentine's Day ";
Holidays [3] [8] = "Women's Day ";
Holidays [3] [12] = "Arbor Day ";
Holidays [4] [1] = "";
Holidays [5] [1] = "Labor Day ";
Holidays [5] [4] = "Youth Day ";
Holidays [5] [12] = "Nurse's Day ";
Holidays [5] [14] = "Mother's Day ";
Holidays [5] [14] = "helping Day ";
Holidays [6] [1] = "International Children's Day ";
Holidays [6] [5] = "Environmental Protection Day ";
Holidays [6] [18] = "Father's Day ";
Holidays [6] [26] = "International Day ";
Holidays [7] [1] = "the birth of the Communist Party of China ";
Holidays [8] [1] = "Jianjun Festival ";
Holidays [9] [10] = "Teacher's Day ";
Holidays [10] [1] = "National Day ";
Holidays [11] [23] = "Thanksgiving Day ";
Holidays [12] [1] = "AIDS Day ";
Holidays [12] [12] = "Xi'an Incident ";
Holidays [12] [25] = "Christmas ";
}
Protected void calendar1_dayrender (Object sender, dayrendereventargs E)
{
Calendarday d = (dayrendereventargs) e). Day;
Tablecell c = (dayrendereventargs) e). cell;
If (E. Day. isothermonth)
{
E. Cell. Controls. Clear ();
}
Else
{
Try
{
String Hol = holidays [E. Day. Date. month] [E. Day. Date. Day];
If (HOL! = String. Empty)
E. Cell. Controls. Add (New literalcontrol ("<br> <font color = blue size = 2>" + Hol + "</font> "));
}
Catch (exception exc)
{
Response. Write (EXC. tostring ());
}
}
}
}
3. The running effect is as follows:
----------------------------------------------------------------------
Example 2,
Basic use of the calendar control (date format conversion and festival customization)
Using system;
Using system. Data;
Using system. configuration;
Using system. Web;
Using system. Web. Security;
Using system. Web. UI;
Using system. Web. UI. webcontrols;
Using system. Web. UI. webcontrols. webparts;
Using system. Web. UI. htmlcontrols;
Public partial class _ default: system. Web. UI. Page
{
Private string [,] holiday = new string [365]; // defines an array to display days a year
Protected void page_load (Object sender, eventargs E)
{
Holiday [8, 2] = "I rely on it, I have succeeded! "; // Set August 2 as a special anniversary
}
// Date selection format
Protected void dropdownlistincluselectedindexchanged (Object sender, eventargs E)
{
String A = This. dropdownlist1.selectedvalue; // The value of the selected item in the list
Switch ()
{
Case "day ":
This. calendar1.selectionmode = calendarselectionmode. Day; // select a single date on the calendar control.
Break;
Case "month ":
This. calendar1.selectionmode = calendarselectionmode. dayweekmonth; // select a single date, week, or month on the calendar control.
Break;
Case "Week ":
This. calendar1.selectionmode = calendarselectionmode. dayweek; // select a single date or whole week on the calendar Control
Break;
Case "NONE ":
This. calendar1.selectionmode = calendarselectionmode. None; // No date can be selected on the calendar control.
Break;
}
}
Protected void calendar1_dayrender (Object sender, dayrendereventargs E)
{
Calendarday D; // D indicates the date in the control.
Tablecell C; // C is the cell in the control.
D = E. Day; // obtain the calendar day object of the date in the calendar control.
C = E. cell;
If (D. isothermonth)
C. Controls. Clear (); // remove all controls from the system. Web. UI. controlcollection object of the current server
Else
Try
{
String Hol;
Hol = holiday [D. Date. Month, D. Date. Day]; // get this instance to indicate the month and date of the date
If (HOL! = "")
C. controls. add (New literalcontrol ("<br> <font color = Red>" + Hol + "</font>"); // set the specified system. web. UI. the control object is added to the set and the system is initialized with the specified text. web. UI. new literalcontrol class instance
}
Catch (exception exc) // capture error information
{
Response. Write (EXC. Message );
}
}
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