BaseDataList.HorizontalAlign 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.
Mendapatkan atau mengatur perataan horizontal kontrol daftar data dalam kontainernya.
public:
virtual property System::Web::UI::WebControls::HorizontalAlign HorizontalAlign { System::Web::UI::WebControls::HorizontalAlign get(); void set(System::Web::UI::WebControls::HorizontalAlign value); };
[System.ComponentModel.Bindable(true)]
public virtual System.Web.UI.WebControls.HorizontalAlign HorizontalAlign { get; set; }
public virtual System.Web.UI.WebControls.HorizontalAlign HorizontalAlign { get; set; }
[<System.ComponentModel.Bindable(true)>]
member this.HorizontalAlign : System.Web.UI.WebControls.HorizontalAlign with get, set
member this.HorizontalAlign : System.Web.UI.WebControls.HorizontalAlign with get, set
Public Overridable Property HorizontalAlign As HorizontalAlign
Nilai Properti
Salah HorizontalAlign satu nilai. Nilai defaultnya adalah NotSet.
- Atribut
Contoh
Contoh kode berikut menunjukkan cara menggunakan HorizontalAlign properti untuk menentukan perataan horizontal kontrol terikat data.
<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!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" >
<script runat="server">
ICollection CreateDataSource()
{
// Create sample data for the DataGrid control.
DataTable dt = new DataTable();
DataRow dr;
// Define the columns of the table.
dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
dt.Columns.Add(new DataColumn("CurrencyValue", typeof(double)));
// Populate the table with sample values.
for (int i = 0; i < 9; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dr[2] = 1.23 * (i + 1);
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
return dv;
}
void Page_Load(Object sender, EventArgs e)
{
// Load sample data only once when the page is first loaded.
if (!IsPostBack)
{
ItemsGrid.DataSource = CreateDataSource();
ItemsGrid.DataBind();
}
}
void Index_Change(Object sender, EventArgs e)
{
ItemsGrid.HorizontalAlign = (HorizontalAlign)HorizontalAlignList.SelectedIndex;
}
</script>
<head runat="server">
<title>BaseDataList HorizontalAlign Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>BaseDataList HorizontalAlign Example</h3>
<asp:DataGrid id="ItemsGrid"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
GridLines="Both"
HorizontalAlign="NotSet"
AutoGenerateColumns="true"
runat="server">
<HeaderStyle BackColor="#00aaaa">
</HeaderStyle>
</asp:DataGrid>
<br />
<br />
<h4>Select the horizontal alignment style:</h4>
<table cellpadding="5">
<tr>
<td>
Horizontal alignment style:
</td>
</tr>
<tr>
<td>
<asp:DropDownList id="HorizontalAlignList"
AutoPostBack="True"
OnSelectedIndexChanged="Index_Change"
runat="server">
<asp:ListItem Value="0" Selected="True">NotSet</asp:ListItem>
<asp:ListItem Value="1">Left</asp:ListItem>
<asp:ListItem Value="2">Center</asp:ListItem>
<asp:ListItem Value="3">Right</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
</table>
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!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" >
<script runat="server">
Function CreateDataSource() As ICollection
' Create sample data for the DataGrid control.
Dim dt As DataTable = New DataTable()
Dim dr As DataRow
' Define the columns of the table.
dt.Columns.Add(New DataColumn("IntegerValue", GetType(Int32)))
dt.Columns.Add(New DataColumn("StringValue", GetType(string)))
dt.Columns.Add(New DataColumn("CurrencyValue", GetType(double)))
' Populate the table with sample values.
Dim i As Integer
For i = 0 to 8
dr = dt.NewRow()
dr(0) = i
dr(1) = "Item " & i.ToString()
dr(2) = 1.23 * (i + 1)
dt.Rows.Add(dr)
Next i
Dim dv As DataView = New DataView(dt)
Return dv
End Function
Sub Page_Load(sender As Object, e As EventArgs)
' Load sample data only once when the page is first loaded.
If Not IsPostBack Then
ItemsGrid.DataSource = CreateDataSource()
ItemsGrid.DataBind()
End If
End Sub
Sub Index_Change(sender As Object, e As EventArgs)
ItemsGrid.HorizontalAlign = CType(HorizontalAlignList.SelectedIndex, HorizontalAlign)
End Sub
</script>
<head runat="server">
<title>BaseDataList HorizontalAlign Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>BaseDataList HorizontalAlign Example</h3>
<asp:DataGrid id="ItemsGrid"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
GridLines="Both"
HorizontalAlign="NotSet"
AutoGenerateColumns="true"
runat="server">
<HeaderStyle BackColor="#00aaaa">
</HeaderStyle>
</asp:DataGrid>
<br />
<br />
<h4>Select the horizontal alignment style:</h4>
<table cellpadding="5">
<tr>
<td>
Horizontal alignment style:
</td>
</tr>
<tr>
<td>
<asp:DropDownList id="HorizontalAlignList"
AutoPostBack="True"
OnSelectedIndexChanged="Index_Change"
runat="server">
<asp:ListItem Value="0" Selected="True">NotSet</asp:ListItem>
<asp:ListItem Value="1">Left</asp:ListItem>
<asp:ListItem Value="2">Center</asp:ListItem>
<asp:ListItem Value="3">Right</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
</table>
</form>
</body>
</html>
Keterangan
HorizontalAlign Gunakan properti untuk menentukan perataan horizontal kontrol daftar data dalam kontainernya. Properti ini diatur dengan salah HorizontalAlign satu nilai enumerasi. Tabel berikut ini mencantumkan nilai yang mungkin.
| Nilai | Deskripsi |
|---|---|
NotSet |
Perataan horizontal tidak diatur. |
Left |
Kontrol daftar data diratakan kiri dalam kontainernya. |
Center |
Kontrol daftar data berpusat di dalam kontainernya. |
Right |
Kontrol daftar data selaras dengan kanan dalam kontainernya. |