MultiView.Views Properti
Definisi
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.
public:
virtual property System::Web::UI::WebControls::ViewCollection ^ Views { System::Web::UI::WebControls::ViewCollection ^ get(); };
[System.ComponentModel.Browsable(false)]
[System.Web.UI.PersistenceMode(System.Web.UI.PersistenceMode.InnerDefaultProperty)]
public virtual System.Web.UI.WebControls.ViewCollection Views { get; }
[<System.ComponentModel.Browsable(false)>]
[<System.Web.UI.PersistenceMode(System.Web.UI.PersistenceMode.InnerDefaultProperty)>]
member this.Views : System.Web.UI.WebControls.ViewCollection
Public Overridable ReadOnly Property Views As ViewCollection
Nilai Properti
ViewCollection yang mewakili kumpulan View kontrol dalam MultiView kontrol. Default adalah null
.
- Atribut
Contoh
Contoh berikut menunjukkan cara menambahkan View kontrol secara terprogram ke MultiView kontrol. Setelah setiap View kontrol dibuat, MultiView.Views.Add()
sintaks digunakan untuk menambahkan View kontrol ke ViewCollection kumpulan MultiView kontrol.
Catatan
Sampel kode berikut menggunakan model kode file tunggal dan mungkin tidak berfungsi dengan benar jika disalin langsung ke file code-behind. Sampel kode ini harus disalin ke dalam file teks kosong yang memiliki ekstensi .aspx. Untuk informasi selengkapnya tentang model kode Formulir Web, lihat ASP.NET Model Kode Halaman Formulir Web.
<%@ Page Language="VB"%>
<!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>
<title>ViewCollection Class Example</title>
<script runat="server">
Sub Index_Changed(ByVal Sender As Object, ByVal e As EventArgs)
' A MultiView was added to the page declaratively.
' Now add the View control programmatically.
If SelectViewListBox.SelectedIndex >= 0 Then
' The user selected a view.
' Determine which view the user selected.
Dim viewName As String = SelectViewListBox.SelectedItem.Text
Dim myView as New View
' Use a helper function to create the view.
myView = CreateView(viewName, "This is " + viewName)
' Add myView to the ViewCollection of the MultiView1 control.
MultiView1.Views.Add(myView)
' Set myView as the active view.
MultiView1.SetActiveView(myView)
' The Panel control was initially set to not visible.
' Set it to visible to add styles to the myView.
Panel1.Visible=True
Else
Throw New Exception("You did not select a valid view.")
End If
End Sub
' A function to programmatically create a View control.
Private Function CreateView(ByVal viewId As String, ByVal viewDescription As String) As View
' Create a View control
Dim myView As New View
myView.ID = viewId
' Create a Label control.
Dim Label1 As New Label
' Set the text property for the label.
Label1.Text = viewDescription
' Add the label to the controls collection of the view.
myView.Controls.Add(Label1)
Return myView
End Function
</script>
</head>
<body>
<form id="Form1" runat="server">
<h3>ViewCollection Class Example</h3>
<h4>Select a View to create and display in a MultiView control:</h4>
<asp:ListBox ID="SelectViewListBox"
AutoPostBack="True"
Rows="1"
SelectionMode="Single"
OnSelectedIndexChanged="Index_Changed"
runat="Server">
<asp:ListItem Value="0">View1</asp:ListItem>
<asp:ListItem Value="1">View2</asp:ListItem>
</asp:ListBox><br /><br />
<hr /><br />
<asp:Panel ID="Panel1"
Height="75px"
Width="100px"
Backcolor="Aqua"
BorderStyle="Double"
Visible = "False"
runat="Server">
<asp:MultiView ID="MultiView1"
runat="Server">
</asp:MultiView>
</asp:Panel>
</form>
</body>
</html>
Keterangan
Gunakan properti ini untuk mengelola View kontrol secara terprogram dalam MultiView kontrol.