行セレクターに行番号を表示するには、Override の UltraGridOverride.RowSelectorNumberStyle プロパティを設定します。また、Override の UltraGridOverride.RowSelectors を使用して、行セレクターが有効に設定されていることを確認します。
Imports Infragistics.Shared Imports Infragistics.Win Imports Infragistics.Win.UltraWinGrid Private Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button1.Click ' Enable row selector number functionality. Me.ultraGrid1.DisplayLayout.Override.RowSelectorNumberStyle = RowSelectorNumberStyle.VisibleIndex Me.ultraGrid1.DisplayLayout.Override.RowSelectors = DefaultableBoolean.True ' Print out the row selector number of the active row. Dim row As UltraGridRow = Me.ultraGrid1.ActiveRow If Not Nothing Is row Then Debug.WriteLine("Active row selector number: " & row.RowSelectorNumber) End If End Sub
using Infragistics.Shared; using Infragistics.Win; using Infragistics.Win.UltraWinGrid; using System.Diagnostics; private void button1_Click(object sender, System.EventArgs e) { // Enable row selector number functionality. this.ultraGrid1.DisplayLayout.Override.RowSelectorNumberStyle = RowSelectorNumberStyle.VisibleIndex; this.ultraGrid1.DisplayLayout.Override.RowSelectors = DefaultableBoolean.True; // Print out the row selector number of the active row. UltraGridRow row = this.ultraGrid1.ActiveRow; if ( null != row ) Debug.WriteLine( "Active row selector number: " + row.RowSelectorNumber ); }