Calendar.VisibleMonthChanged Kejadian

Referensi

Definisi

Ruang nama:: System.Web.UI.WebControls

Rakitan:: System.Web.dll

Penting

Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.

Terjadi ketika pengguna mengklik kontrol navigasi bulan berikutnya atau sebelumnya pada judul judul.

public:
 event System::Web::UI::WebControls::MonthChangedEventHandler ^ VisibleMonthChanged;

public event System.Web.UI.WebControls.MonthChangedEventHandler VisibleMonthChanged;

member this.VisibleMonthChanged : System.Web.UI.WebControls.MonthChangedEventHandler

Public Custom Event VisibleMonthChanged As MonthChangedEventHandler

Jenis Acara

MonthChangedEventHandler

Contoh

Contoh kode berikut menunjukkan cara menentukan dan mengodekan handler untuk VisibleMonthChanged peristiwa guna menampilkan apakah Calendar kontrol telah bergerak maju atau mundur satu bulan.

<%@ Page Language="C#" AutoEventWireup="True" %>

<!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> Calendar VisibleMonthChanged Example </title>
<script runat="server">

      void MonthChange(Object sender, MonthChangedEventArgs e) 
      {

         if (e.NewDate.Month > e.PreviousDate.Month)
         { 
            Message.Text = "You moved forward one month.";
         }
         else
         {
            Message.Text = "You moved backwards one month.";
         }

      }
         
   </script>
 
</head>
 
<body>
 
   <form id="form1" runat="server">

      <h3> Calendar VisibleMonthChanged Example </h3>
       
      Select a different month on the calendar. 
      <br /><br />
 
      <asp:Calendar id="Calendar1" runat="server"
           OnVisibleMonthChanged="MonthChange">

         <WeekendDayStyle BackColor="gray">
         </WeekendDayStyle>

      </asp:Calendar>

      <hr /> 

      <table border="1">

         <tr style="background-color:Silver">

            <th>

               Month navigation direction

            </th>
         </tr>

         <tr>

            <td>
           
               <asp:Label id="Message" 
                    Text="Starting month." 
                    runat="server"/>

            </td>

         </tr>

      </table>
                   
   </form>
         
</body>

</html>

<%@ Page Language="VB" AutoEventWireup="True" %>

<!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> Calendar VisibleMonthChanged Example </title>
<script runat="server">

      Sub MonthChange(sender As Object, e As MonthChangedEventArgs) 

         If e.NewDate.Month > e.PreviousDate.Month Then
         
            Message.Text = "You moved forward one month."
         
         Else
         
            Message.Text = "You moved backwards one month."
       
         End If

      End Sub
         
   </script>
 
</head>
 
<body>
 
   <form id="form1" runat="server">

      <h3> Calendar VisibleMonthChanged Example </h3>
       
      Select a different month on the calendar. 
      <br /><br />
 
      <asp:Calendar id="Calendar1" runat="server"
           OnVisibleMonthChanged="MonthChange">

         <WeekendDayStyle BackColor="gray">
         </WeekendDayStyle>

      </asp:Calendar>

      <hr /> 

      <table border="1">

         <tr style="background-color:Silver">

            <th>

               Month navigation direction

            </th>
         </tr>

         <tr>

            <td>
           
               <asp:Label id="Message" 
                    Text="Starting Month." 
                    runat="server"/>

            </td>

         </tr>

      </table>
                   
   </form>
         
</body>

</html>

<%@ Page Language="C#" AutoEventWireup="True" %>

<!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> Calendar VisibleMonthChanged Example </title>
<script runat="server">

      void MonthChange(Object sender, MonthChangedEventArgs e) 
      {

         if (e.NewDate.Month > e.PreviousDate.Month)
         { 
            Message.Text = "You moved forward one month.";
         }
         else
         {
            Message.Text = "You moved backwards one month.";
         }

      }

      void Page_Load(Object sender, EventArgs e)
      {

         // Manually register the event-handling method for the  
         // VisibleMonthChanged event of the Calendar control.
         Calendar1.VisibleMonthChanged += 
            new MonthChangedEventHandler(this.MonthChange);

      }
         
   </script>
 
</head>
 
<body>
 
   <form id="form1" runat="server">

      <h3> Calendar VisibleMonthChanged Example </h3>
       
      Select a different month on the calendar. 
      <br /><br />
 
      <asp:Calendar id="Calendar1" runat="server">

         <WeekendDayStyle BackColor="gray">
         </WeekendDayStyle>

      </asp:Calendar>

      <hr /> 

      <table border="1">

         <tr style="background-color:Silver">

            <th>

               Month navigation direction

            </th>
         </tr>

         <tr>

            <td>
           
               <asp:Label id="Message" 
                    Text="Starting month." 
                    runat="server"/>

            </td>

         </tr>

      </table>
                   
   </form>
         
</body>

</html>

<%@ Page Language="VB" AutoEventWireup="True" %>

<!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> Calendar VisibleMonthChanged Example </title>
<script runat="server">

      Sub MonthChange(sender As Object, e As MonthChangedEventArgs) 

         If e.NewDate.Month > e.PreviousDate.Month Then
         
            Message.Text = "You moved forward one month."
         
         Else
         
            Message.Text = "You moved backwards one month."
       
         End If

      End Sub

      Sub Page_Load(sender As Object, e As EventArgs)

         ' Manually register the event-handling method for the 
         ' VisibleMonthChanged event of the Calendar control.
         AddHandler Calendar1.VisibleMonthChanged, AddressOf MonthChange

      End Sub
         
   </script>
 
</head>
 
<body>
 
   <form id="form1" runat="server">

      <h3> Calendar VisibleMonthChanged Example </h3>
       
      Select a different month on the calendar. 
      <br /><br />
 
      <asp:Calendar id="Calendar1" runat="server">

         <WeekendDayStyle BackColor="gray">
         </WeekendDayStyle>

      </asp:Calendar>

      <hr /> 

      <table border="1">

         <tr style="background-color:Silver">

            <th>

               Month navigation direction

            </th>
         </tr>

         <tr>

            <td>
           
               <asp:Label id="Message" 
                    Text="Starting Month." 
                    runat="server"/>

            </td>

         </tr>

      </table>
                   
   </form>
         
</body>

</html>

Keterangan

Kejadian ini dimunculkan ketika pengguna mengklik elemen navigasi bulan berikutnya atau sebelumnya pada judul judul.

Untuk informasi selengkapnya tentang menangani peristiwa, lihat Menangani dan Menaikkan Peristiwa.

Berlaku untuk

Lihat juga

OnVisibleMonthChanged(DateTime, DateTime)

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