// 
			// _iGrid
			// 
			iGColPattern1.CellStyle = this._iGridCol0CellStyle;
			iGColPattern1.ColHdrStyle = this._iGridCol0ColHdrStyle;
			iGColPattern1.Text = "A";
			iGColPattern2.CellStyle = this._iGridCol1CellStyle;
			iGColPattern2.ColHdrStyle = this._iGridCol1ColHdrStyle;
			iGColPattern2.Text = "B";
			iGColPattern3.CellStyle = this._iGridCol2CellStyle;
			iGColPattern3.ColHdrStyle = this._iGridCol2ColHdrStyle;
			iGColPattern3.Key = "_columnC";
			iGColPattern3.Text = "C";
			iGColPattern4.CellStyle = this._iGridCol3CellStyle;
			iGColPattern4.ColHdrStyle = this._iGridCol3ColHdrStyle;
			iGColPattern4.Text = "D";
			this._iGrid.Cols.AddRange(new TenTec.Windows.iGridLib.iGColPattern[] {
            iGColPattern1,
            iGColPattern2,
            iGColPattern3,
            iGColPattern4});
			this._iGrid.DefaultCol.CellStyle = this.iGrid1DefaultCellStyle;
			this._iGrid.DefaultCol.ColHdrStyle = this.iGrid1DefaultColHdrStyle;
			this._iGrid.Dock = System.Windows.Forms.DockStyle.Fill;
			this._iGrid.Header.Height = 20;
			this._iGrid.Location = new System.Drawing.Point(0, 0);
			this._iGrid.Name = "_iGrid";
			this._iGrid.Size = new System.Drawing.Size(553, 524);
			this._iGrid.TabIndex = 0;
			// 
			// _iGAutoFilterManager
			//
			this._iGAutoFilterManager.Grid = this._iGrid; 
			this._iGAutoFilterManager.CreateColAutoFilter += new TenTec.Windows.iGridLib.Filtering.iGCreateColAutoFilterEventHandler(this._iGAutoFilterManager_CreateColAutoFilter);

this._iGrid.Cols.AddRange(new TenTec.Windows.iGridLib.iGColPattern[] {
            iGColPattern1,
            iGColPattern2,
            iGColPattern3,
            iGColPattern4});

public partial class Form1 : Form
{
  public Form1()
  {
    InitializeComponent();
    iGAutoFilterManager1.Grid = iGrid1;
  }

  private void iGAutoFilterManager1_CreateColAutoFilter(object sender, TenTec.Windows.iGridLib.Filtering.iGCreateColAutoFilterEventArgs e)
  {
    e.DoDefault = (e.ColIndex != 2);
  }
}