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ViewCollection(Control) 생성자

정의

ViewCollection 클래스의 새 인스턴스를 초기화합니다.

public:
 ViewCollection(System::Web::UI::Control ^ owner);
public ViewCollection (System.Web.UI.Control owner);
new System.Web.UI.WebControls.ViewCollection : System.Web.UI.Control -> System.Web.UI.WebControls.ViewCollection
Public Sub New (owner As Control)

매개 변수

owner
Control

자식 컨트롤의 컬렉션을 소유하는 MultiView 컨트롤입니다.

예제

다음 코드 예제에서는 프로그래밍 방식으로 추가 하는 방법을 보여 줍니다 View 컨트롤을 MultiView 제어 합니다. 각 View 컨트롤을 만든를 AddAt 메서드 추가를 사용 하는 View 컨트롤을 ViewCollection 의 컬렉션을 MultiView 컨트롤의 지정 된 인덱스. Item[] 인덱서를 사용할에 액세스 하려면를 ID 의 속성을 View 컨트롤에 저장는 ViewCollection 컬렉션 하 고 사용자에 게 표시할.

<%@ 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 example</title>
<script runat="server">
      
        Sub Button1_Click(ByVal Sender As Object, ByVal e As EventArgs)
            ' Create a MultiView control.
            Dim MultiView1 As New MultiView

            ' Create a ViewCollection for the View 
            ' controls contained in MultiView1.
            Dim myViewCollection As New ViewCollection(MultiView1)

            ' Create a View control. 
            Dim View1 As New View
            ' Use a helper function to create the view.
            View1 = CreateView("View1")
            ' Add View1 to myViewCollection at index 0.
            myViewCollection.AddAt(0, View1)

            ' Create a second View control and 
            ' add it to myViewCollection at index 1.
            Dim View2 As New View
            View2 = CreateView("View2")
            myViewCollection.AddAt(1, View2)

            ' Create a third View control and 
            ' add it to myViewCollection at index 0.
            ' Inserting View3 at index 0 
            ' causes View1 to move to index 1  
            ' and View2 to move to index 2.
            Dim View3 As New View
            View3 = CreateView("View3")
            myViewCollection.AddAt(0, View3)

            ' Show the contents of myViewCollection on the page.
            DisplayViewCollectionContents(myViewCollection)
            
        End Sub

        ' A function to programmatically create a View control.
        Private Function CreateView(ByVal viewId As String) As View
            ' Create a View control
            Dim myView As New View
            myView.ID = viewId

            ' Create a Panel control.
            Dim Panel1 As New Panel

            ' Set the style properties for Panel1.
            Panel1.Height = New Unit(150)
            Panel1.Width = New Unit(150)
            Panel1.BackColor = System.Drawing.Color.Azure
            Panel1.BorderStyle = BorderStyle.Double

            ' Add Panel1 to the Controls collection
            ' of the View control.
            myView.Controls.Add(Panel1)

            ' Create a Label control.
            Dim Label1 As New Label

            ' Set the properties for Label1.
            Label1.Text = "This is " + CStr(myView.ID)

            ' Add Label1 to the Controls collection
            ' of the Panel1 control.
            Panel1.Controls.Add(Label1)

            Return myView
        End Function

        ' A sub-routine to display the contents of myViewCollection.
        Sub DisplayViewCollectionContents(ByVal collection As ViewCollection)
            ' Use the Item property to access the ID of the View
            ' control at the specified index in the collection.
            Label1.Text = "The view at index 0 is " + collection.Item(0).ID
            Label2.Text = "The view at index 1 is " + collection.Item(1).ID
            Label3.Text = "The view at index 2 is " + collection.Item(2).ID
        End Sub

</script>
 
</head>
<body>

    <form id="Form1" runat="server">

        <h3>ViewCollection example</h3> 

        <asp:Button id="Button2" 
            Text="Show ViewCollection contents" 
            OnClick="Button1_Click" 
            runat="Server"/>
        <br /><br />  
        
        <hr />
  
        <asp:Label ID="Label1"
            runat="Server">
        </asp:Label><br /><br /> 

        <asp:Label ID="Label2"
            runat="Server">
        </asp:Label><br /><br />

        <asp:Label ID="Label3"
            runat="Server">
        </asp:Label><br /><br /> 
       
    </form>
   
</body>
</html>

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