SelectedDatesCollection.SelectRange-Methode

Artikel
08/20/2007

Fügt der SelectedDatesCollection-Auflistung den angegebenen Datumsbereich hinzu.

Namespace: System.Web.UI.WebControls
Assembly: System.Web (in system.web.dll)

Syntax

'Declaration
Public Sub SelectRange ( _
    fromDate As DateTime, _
    toDate As DateTime _
)
'Usage
Dim instance As SelectedDatesCollection
Dim fromDate As DateTime
Dim toDate As DateTime

instance.SelectRange(fromDate, toDate)

public void SelectRange (
    DateTime fromDate,
    DateTime toDate
)

public:
void SelectRange (
    DateTime fromDate, 
    DateTime toDate
)

public void SelectRange (
    DateTime fromDate, 
    DateTime toDate
)

public function SelectRange (
    fromDate : DateTime, 
    toDate : DateTime
)

Parameter

fromDate
Eine System.DateTime, die das Anfangsdatum angibt, das der SelectedDatesCollection hinzugefügt wird.

toDate
Eine System.DateTime, die das Enddatum angibt, das der SelectedDatesCollection hinzugefügt wird.

Hinweise

Mit dieser Methode können Sie der SelectedDatesCollection-Auflistung den angegebenen Datumsbereich hinzufügen.

Beispiel

Im folgenden Codebeispiel wird veranschaulicht, wie durch programmgesteuerte Verwendung der SelectRange-Methode ein Bereich von fortlaufenden Datumsangaben für das Calendar-Steuerelement ausgewählt wird.

<%@ Page Language="VB" AutoEventWireup="True" %>
<html>
<head>
 
   <script runat="server">

      Sub Page_Load(sender As Object, e As EventArgs)

         ' Initialize the VisibleDate property with today's date when
         ' the page is first loaded.
         If Not IsPostBack Then

            Calendar1.VisibleDate = Calendar1.TodaysDate

         End If

      End Sub
 
      Sub Button_Click(sender As Object, e As EventArgs) 
 
         ' This method demonstrates how to select a range of dates
         ' in the calendar. 
  
         ' Get the month and year of the date contained in the 
         ' VisibleDate property.
         Dim CurrentMonth As Integer = Calendar1.VisibleDate.Month
         Dim CurrentYear As Integer = Calendar1.VisibleDate.Year

         ' Set the start and end dates.
         Dim BeginDate As DateTime = New DateTime(CurrentYear, CurrentMonth, 1)
         Dim EndDate As DateTime = New DateTime(CurrentYear, CurrentMonth, 7)
 
         ' Clear any selected dates.
         Calendar1.SelectedDates.Clear() 
 
         ' Select the specified range of dates.
         Calendar1.SelectedDates.SelectRange(BeginDate, EndDate)
 
      End Sub
 
   </script>
 
</head>     
<body>
 
   <form runat="server">

      <h3>SelectedDatesCollection SelectRange Example </h3>

      Click the button to select all dates between the 1st and the 
      7th of the month.

      <br><br>
 
      <asp:Calendar ID="Calendar1"  
           SelectionMode="DayWeekMonth"
           runat="server" />
 
      <hr>
 
      <asp:Button id="SubmitButton"
           Text="Select the 1st to the 7th of the Month" 
           OnClick="Button_Click"  
           runat="server"  /> 
       
      <br>
 
      <asp:Label id="Message" 
           runat="server" />
 
   </form>

</body>
</html>

<%@ Page Language="C#" AutoEventWireup="True" %>
<html>
<head>
 
   <script runat="server">

      void Page_Load(Object sender, EventArgs e)
      {

         // Initialize the VisibleDate property with today's date when
         // the page is first loaded.
         if(!IsPostBack)
         {

            Calendar1.VisibleDate = Calendar1.TodaysDate;

         }

      }
 
      void Button_Click(Object sender, EventArgs e) 
      {
 
         // This method demonstrates how to select a range of dates 
         // in the calendar. 
  
         // Get the month and year of the date contained in the 
         // VisibleDate property.
         int CurrentMonth = Calendar1.VisibleDate.Month;
         int CurrentYear = Calendar1.VisibleDate.Year;

         // Set the start and end dates.
         DateTime BeginDate = new DateTime(CurrentYear, CurrentMonth, 1);
         DateTime EndDate = new DateTime(CurrentYear, CurrentMonth, 7);
 
         // Clear any selected dates.
         Calendar1.SelectedDates.Clear(); 
 
         // Select the specified range of dates.
         Calendar1.SelectedDates.SelectRange(BeginDate, EndDate);
 
      }
 
   </script>
 
</head>     
<body>
 
   <form runat="server">

      <h3>SelectedDatesCollection SelectRange Example </h3>

      Click the button to select all dates between the 1st and the
      7th of the month.

      <br><br>
 
      <asp:Calendar ID="Calendar1"  
           SelectionMode="DayWeekMonth"
           runat="server" />
 
      <hr>
 
      <asp:Button id="SubmitButton"
           Text="Select the 1st to the 7th of the Month" 
           OnClick="Button_Click"  
           runat="server"  /> 
       
      <br>
 
      <asp:Label id="Message" 
           runat="server" />
 
   </form>

</body>
</html>

Plattformen

Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

.NET Framework unterstützt nicht alle Versionen sämtlicher Plattformen. Eine Liste der unterstützten Versionen finden Sie unter Systemanforderungen.

Versionsinformationen

.NET Framework

Unterstützt in: 2.0, 1.1, 1.0

Siehe auch

Referenz

SelectedDatesCollection-Klasse
SelectedDatesCollection-Member
System.Web.UI.WebControls-Namespace
System.DateTime
Calendar-Klasse

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