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BaseDataList.HorizontalAlign Propiedad

Definición

Obtiene o establece la alineación horizontal de un control de lista de datos en su contenedor.

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

Valor de propiedad

Uno de los valores de HorizontalAlign. El valor predeterminado es NotSet.

Atributos

Ejemplos

En el ejemplo de código siguiente se muestra cómo usar la HorizontalAlign propiedad para especificar la alineación horizontal del control enlazado a datos.


<%@ 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>

Comentarios

Utilice la HorizontalAlign propiedad para especificar la alineación horizontal de un control de lista de datos dentro de su contenedor. Esta propiedad se establece con uno de los HorizontalAlign valores de enumeración. En la tabla siguiente se enumeran los valores posibles.

Value Descripción
NotSet No se ha establecido la alineación horizontal.
Left El control de lista de datos está alineado a la izquierda dentro de su contenedor.
Center El control de lista de datos se centra dentro de su contenedor.
Right El control de lista de datos está alineado a la derecha dentro de su contenedor.

Se aplica a

Consulte también