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ObjectList.AutoGenerateFields Properti

  • Referensi

Definisi

Ruang nama:
System.Web.UI.MobileControls
Rakitan:
System.Web.Mobile.dll

Menentukan apakah bidang harus dibuat secara otomatis dari data. Saat diaktifkan, setiap properti publik data menjadi bidang kontrol. Nilai defaultnya adalah true. API ini kedaluarsa. Untuk informasi tentang cara mengembangkan aplikasi seluler ASP.NET, lihat Situs & Mobile Apps dengan ASP.NET.

public:
 property bool AutoGenerateFields { bool get(); void set(bool value); };
[System.ComponentModel.Bindable(false)]
[System.ComponentModel.Browsable(true)]
public bool AutoGenerateFields { get; set; }
[<System.ComponentModel.Bindable(false)>]
[<System.ComponentModel.Browsable(true)>]
member this.AutoGenerateFields : bool with get, set
Public Property AutoGenerateFields As Boolean

Nilai Properti

Boolean

true jika bidang dibuat secara otomatis dari data; jika tidak, false.

Atribut
BindableAttribute BrowsableAttribute

Contoh

Contoh kode berikut menunjukkan cara menggunakan AutoGenerateFields properti untuk mengaitkan bidang secara statis dengan koleksinya dalam tampilan ObjectList Detail 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, lihat Model Kode Halaman Formulir Web ASP.NET.

<%@ Page Language="C#" 
    Inherits="System.Web.UI.MobileControls.MobilePage" %>
<%@ Register TagPrefix="mobile" 
    Namespace="System.Web.UI.MobileControls" 
    Assembly="System.Web.Mobile" %>

<script runat="server">
    public void Page_Load(Object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            // Create and fill the array.
            ArrayList arr = new ArrayList();
            arr.Add(new Task("Tomorrow's work", "Yes"));
            arr.Add(new Task("Today's work", "Yes"));
            arr.Add(new Task("Next week's work", "No"));

            // Associate the array to List1.
            List1.DataSource = arr;

            // Turn off automatic field generation
            // because fields were built by hand
            List1.AutoGenerateFields = false;
            List1.DataBind();
        }
    }

    private class Task
    {
        private string _TaskName;
        private string _Editable;
        public Task(string TaskName, string Editable)
        {
            _TaskName = TaskName;
            _Editable = Editable;
        }
        public string TaskName
        { get { return _TaskName; } }
        public string Editable
        { get { return _Editable; } }
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<body>
    <mobile:Form runat="server" id="Form1">
        <mobile:ObjectList runat="server" id="List1" >
            <!-- Build the fields -->
            <Field Name="Task Name" DataField="TaskName" 
                Title="Name of Task" />
            <Field Name="Editable?" DataField="Editable" 
                Title="Is Editable?" />
        </mobile:ObjectList>
    </mobile:Form>
</body>
</html>

<%@ Page Language="VB" 
    Inherits="System.Web.UI.MobileControls.MobilePage" %>
<%@ Register TagPrefix="mobile" 
    Namespace="System.Web.UI.MobileControls" 
    Assembly="System.Web.Mobile" %>

<script runat="server">
    Public Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
        If Not IsPostBack Then
            ' Create and fill the array.
            Dim arr As New ArrayList()
            arr.Add(New Task("Tomorrow's work", "Yes"))
            arr.Add(New Task("Today's work", "Yes"))
            arr.Add(New Task("Next week's work", "No"))

            ' Associate the array to List1.
            List1.DataSource = arr

            ' Turn off automatic field generation
            ' because fields were built by hand
            List1.AutoGenerateFields = False
            List1.DataBind()
        End If
    End Sub

    Private Class Task
        Private _TaskName As String
        Private _Editable As String
        Public Sub New(ByVal TaskName As String, ByVal Editable As String)
            _TaskName = TaskName
            _Editable = Editable
        End Sub
        Public ReadOnly Property TaskName() As String
            Get
                Return _TaskName
            End Get
        End Property
        Public ReadOnly Property Editable() As String
            Get
                Return _Editable
            End Get
        End Property
    End Class
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<body>
    <mobile:Form runat="server" id="Form1">
        <mobile:ObjectList runat="server" id="List1" >
            <!-- Build the fields -->
            <Field Name="Task Name" DataField="TaskName" 
                Title="Name of Task" />
            <Field Name="Editable?" DataField="Editable" 
                Title="Is Editable?" />
        </mobile:ObjectList>
    </mobile:Form>
</body>
</html>

Keterangan

Saat true, daftar objek menangani urutan bidang dalam ObjectListFieldCollection koleksi. Ketika false, Anda harus menentukan urutan bidang dan mengatur DataItem properti untuk mengikat ke sumber data.

Berlaku untuk

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