[C#/ASP.NET] Calendar 클래스 : SelectionChanged 이벤트 사용하기

■ Calendar 클래스의 SelectionChanged 이벤트를 사용하는 방법을 보여준다.

▶ MainPage.aspx


<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="MainPage.aspx.cs" Inherits="TestProject.MainPage" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title>Calendar 클래스 : SelectionChanged 이벤트 사용하기</title>
    </head>
    <body>
        <form id="form" runat="server">
            <div>
                전달 값 : <asp:Label ID="messageLabel" runat="server" />
                <asp:Calendar ID="calendar" runat="server"
                    OnSelectionChanged="calendar_SelectionChanged" />
            </div>
        </form>
    </body>
</html>

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="MainPage.aspx.cs" Inherits="TestProject.MainPage" %>

<!DOCTYPE html>

<title>Calendar 클래스 : SelectionChanged 이벤트 사용하기</title>

</head>

<body>

<div>

전달 값 : <asp:Label ID="messageLabel" runat="server" />

<asp:Calendar ID="calendar" runat="server"

OnSelectionChanged="calendar_SelectionChanged" />

</div>

</form>

</body>

</html>

▶ MainPage.aspx.cs


using System;
using System.Web.UI;

namespace TestProject
{
    /// <summary>
    /// 메인 페이지
    /// </summary>
    public partial class MainPage : Page
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Protected

        #region 페이지 로드시 처리하기 - Page_Load(sender, e)

        /// <summary>
        /// 페이지 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        protected void Page_Load(object sender, EventArgs e)
        {
            if(!String.IsNullOrEmpty(Request.QueryString["Date"]))
            {
                this.messageLabel.Text = Request.QueryString["Date"];
            }
            else
            {
                this.messageLabel.Text = "(없음)";
            }
        }

        #endregion
        #region 달력 선택 변경시 처리하기 - calendar_SelectionChanged(sender, e)

        /// <summary>
        /// 달력 선택 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        protected void calendar_SelectionChanged(object sender, EventArgs e)
        {
            DateTime selectedDate = this.calendar.SelectedDate;

            int year  = selectedDate.Year;
            int month = selectedDate.Month;
            int day   = selectedDate.Day;

            string url = string.Format
            (
                "{3}?Date={0}-{1}-{2}",
                year,
                month,
                day,
                Request.ServerVariables["SCRIPT_NAME"]
            );

            Response.Redirect(url);
        }

        #endregion
    }
}

using System;

using System.Web.UI;

namespace TestProject

{

/// <summary>

/// 메인 페이지

/// </summary>

public partial class MainPage : Page

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Protected

#region 페이지 로드시 처리하기 - Page_Load(sender, e)

/// <summary>

/// 페이지 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

protected void Page_Load(object sender, EventArgs e)

{

if(!String.IsNullOrEmpty(Request.QueryString["Date"]))

{

this.messageLabel.Text = Request.QueryString["Date"];

}

else

{

this.messageLabel.Text = "(없음)";

}

#endregion

#region 달력 선택 변경시 처리하기 - calendar_SelectionChanged(sender, e)

/// <summary>

/// 달력 선택 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

protected void calendar_SelectionChanged(object sender, EventArgs e)

{

DateTime selectedDate = this.calendar.SelectedDate;

int year = selectedDate.Year;

int month = selectedDate.Month;

int day = selectedDate.Day;

string url = string.Format

(

"{3}?Date={0}-{1}-{2}",

year,

month,

day,

Request.ServerVariables["SCRIPT_NAME"]

);

Response.Redirect(url);

}

#endregion

}

TestProject.zip