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BaseDataList.HorizontalAlign Property

Gets or sets the horizontal alignment of a data listing control within its container.

[Visual Basic]
Public Overridable Property HorizontalAlign As HorizontalAlign
[C#]
public virtual HorizontalAlign HorizontalAlign {get; set;}
[C++]
public: __property virtual HorizontalAlign get_HorizontalAlign();
public: __property virtual void set_HorizontalAlign(HorizontalAlign);
[JScript]
public function get HorizontalAlign() : HorizontalAlign;
public function set HorizontalAlign(HorizontalAlign);

Property Value

One of the HorizontalAlign values. The default value is NotSet.

Remarks

Use the HorizontalAlign property to specify the horizontal alignment of a data listing control within its container. This property is set with one of the HorizontalAlign enumeration values. The following table lists the possible values.

Value Description
NotSet The horizontal alignment is not set.
Left The data listing control is left justified within its container.
Center The data listing control is centered within its container.
Right The data listing control is right justified within its container.

Example

[Visual Basic] 

<%@ Page Language="VB" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
 
<html>
   <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>
 
<body>
 
   <form 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>

      <p>

         <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>

      </p>
      
   </form>
 
</body>
</html>


[C#] 

<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
 
<html>
   <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>
 
<body>
 
   <form 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>

      <p>

         <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>

      </p>
      
   </form>
 
</body>
</html>

[C++, JScript] No example is available for C++ or JScript. To view a Visual Basic or C# example, click the Language Filter button Language Filter in the upper-left corner of the page.

Requirements

Platforms: Windows 2000, Windows XP Professional, Windows Server 2003 family

See Also

BaseDataList Class | BaseDataList Members | System.Web.UI.WebControls Namespace | HorizontalAlign

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