バージョン

Item(String) プロパティ

インデクサー（文字列キーによる）
シンタックス
'宣言
 
Public Overloads ReadOnly Property Item( _
   ByVal key As String _
) As UltraGridColumn
public UltraGridColumn Item( 
   string key
) {get;}

パラメータ

key
使用例
Imports Infragistics.Shared
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinGrid

  Private Sub Button121_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button121.Click

      ' Get the band to have the groups in.
      Dim band As UltraGridBand = Me.UltraGrid1.DisplayLayout.Bands(0)

      ' Clear existing groups if any.
      band.Groups.Clear()

      ' Add a group with the key of G1 and the caption of Address Info.
      band.Groups.Add("G1", "Address Info")

      ' Add some columns to the group.
      band.Groups("G1").Columns.Add(band.Columns("CustomerID"), 0)
      band.Groups("G1").Columns.Add(band.Columns("ContactName"), 1)
      band.Groups("G1").Columns.Add(band.Columns("City"), 2)
      band.Groups("G1").Columns.Add(band.Columns("Region"), 3)
      band.Groups("G1").Columns.Add(band.Columns("Country"), 4)

  End Sub

  Private Sub Button120_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button120.Click

      Dim group As UltraGridGroup = Me.UltraGrid1.DisplayLayout.Bands(0).Groups("G1")

      ' Set Width to 600. Extent property returns the same value as Width but unlike 
      ' Width, Extent is read-only.
      group.Width = 600
      Debug.WriteLine("Group width = " & group.Width & ", Extent = " & group.Extent)

      ' Set the appearance of the group header.
      group.Header.Appearance.BackColor = Color.Red

      ' You can change the caption by setting the caption.
      group.Header.Caption = "Group Caption"

      ' You can also set the appearance of cells in columns that belong to this group.
      group.CellAppearance.BackColor = Color.LightSkyBlue

  End Sub
using Infragistics.Shared;
using Infragistics.Win;
using Infragistics.Win.UltraWinGrid;
using System.Diagnostics;

private void button121_Click(object sender, System.EventArgs e)
{

	// Get the band to have the groups in.
	UltraGridBand band = this.ultraGrid1.DisplayLayout.Bands[0];
	 		
	// Clear existing groups if any.
	band.Groups.Clear( );
	 	
	// Add a group with the key of G1 and the caption of Address Info.
	band.Groups.Add( "G1", "Address Info" );

	// Add some columns to the group.
	band.Groups["G1"].Columns.Add( band.Columns["CustomerID"],    0 );
	band.Groups["G1"].Columns.Add( band.Columns["ContactName"],   1 );
	band.Groups["G1"].Columns.Add( band.Columns["City"],          2 );
	band.Groups["G1"].Columns.Add( band.Columns["Region"],        3 );
	band.Groups["G1"].Columns.Add( band.Columns["Country"],       4 );

}

private void button120_Click(object sender, System.EventArgs e)
{

	UltraGridGroup group = this.ultraGrid1.DisplayLayout.Bands[0].Groups["G1"];

	// Set Width to 600. Extent property returns the same value as Width but unlike 
	// Width, Extent is read-only.
	group.Width = 600;
	Debug.WriteLine( "Group width = " + group.Width + ", Extent = " + group.Extent );

	// Set the appearance of the group header.
	group.Header.Appearance.BackColor = Color.Red;

	// You can change the caption by setting the caption.
	group.Header.Caption = "Group Caption";

	// You can also set the appearance of cells in columns that belong to this group.
	group.CellAppearance.BackColor = Color.LightSkyBlue;

}
参照