DataControlField.SortExpression プロパティ

定義

データ ソース コントロールでデータを並べ替えるために使用される並べ替え式を、取得または設定します。Gets or sets a sort expression that is used by a data source control to sort data.

public:
 virtual property System::String ^ SortExpression { System::String ^ get(); void set(System::String ^ value); };
[System.ComponentModel.TypeConverter("System.Web.UI.Design.DataSourceViewSchemaConverter, System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
public virtual string SortExpression { get; set; }
[System.ComponentModel.TypeConverter("System.Web.UI.Design.DataSourceViewSchemaConverter, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
public virtual string SortExpression { get; set; }
[<System.ComponentModel.TypeConverter("System.Web.UI.Design.DataSourceViewSchemaConverter, System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")>]
member this.SortExpression : string with get, set
[<System.ComponentModel.TypeConverter("System.Web.UI.Design.DataSourceViewSchemaConverter, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")>]
member this.SortExpression : string with get, set
Public Overridable Property SortExpression As String

プロパティ値

String

データ ソース コントロールでデータを並べ替えるために使用される並べ替え式。A sort expression that is used by a data source control to sort data. 既定値は空の文字列 ("") です。The default value is an empty string ("").

属性

次のコード例は、プロパティを使用して、 SortExpression データコントロールフィールドに並べ替え式を割り当てる方法を示しています。The following code example demonstrates how to use the SortExpression property to assign a sort expression to a data control field.

<%@ page language="C#" %>
<!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 runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
  <form id="form1" runat="server">

    <asp:sqldatasource
      id="SqlDataSource1"
      runat="server"
      connectionstring="<%$ ConnectionStrings:MyNorthwind%>"
      selectcommand="Select * From Employees">
    </asp:sqldatasource>

    <asp:detailsview
      id="DetailsView1"
      runat="server"
      allowpaging="True"
      datasourceid="SqlDataSource1"
      height="208px"
      width="264px"
      autogeneraterows="False">
        <fields>

          <asp:boundfield
            sortexpression="LastName"
            datafield="LastName"
            headertext="LastName">
              <itemstyle backcolor="Yellow">
              </itemstyle>
          </asp:boundfield>

          <asp:boundfield
            sortexpression="FirstName"
            datafield="FirstName"
            headertext="FirstName">
              <itemstyle forecolor="#C00000">
              </itemstyle>
          </asp:boundfield>

          <asp:buttonfield
            text="TestButton"
            buttontype="Button">
          </asp:buttonfield>

        </fields>
    </asp:detailsview>

  </form>
</body>
</html>
<%@ 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 runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
  <form id="form1" runat="server">

    <asp:sqldatasource
      id="SqlDataSource1"
      runat="server"
      connectionstring="<%$ ConnectionStrings:MyNorthwind%>"
      selectcommand="Select * From Employees">
    </asp:sqldatasource>

    <asp:detailsview
      id="DetailsView1"
      runat="server"
      allowpaging="True"
      datasourceid="SqlDataSource1"
      height="208px"
      width="264px"
      autogeneraterows="False">
        <fields>

          <asp:boundfield
            sortexpression="LastName"
            datafield="LastName"
            headertext="LastName">
              <itemstyle backcolor="Yellow">
              </itemstyle>
          </asp:boundfield>

          <asp:boundfield
            sortexpression="FirstName"
            datafield="FirstName"
            headertext="FirstName">
              <itemstyle forecolor="#C00000">
              </itemstyle>
          </asp:boundfield>

          <asp:buttonfield
            text="TestButton"
            buttontype="Button">
          </asp:buttonfield>

        </fields>
    </asp:detailsview>

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

注釈

メソッドは、 OnFieldChanged プロパティが設定されている場合に、状態変更イベントを発生させるために呼び出され SortExpression ます。The OnFieldChanged method is called to raise a state change event when the SortExpression property is set.

プロパティの値 SortExpression は、ビューステートに格納されます。The value of the SortExpression property is stored in view state.

適用対象