private void _btnByRow_Click(object sender, System.EventArgs e)
{
_flex.Clear();
C1.Win.C1FlexGrid.RowCollection row = _flex.Rows;
row[1].Caption = "String/Mask";
row[1].DataType = typeof(string);
row[1].EditMask = "(999) 999-9999;*";
row[1].StyleFixed = _flex.Styles["Hdr"];
row[2].Caption = "Int/ImgMap";
row[2].DataType = typeof(int);
row[2].ImageMap = _imgMap;
row[2].ImageAndText = true;
row[2].ComboList = "0|1|2|3|4|5";
row[2].StyleFixed = _flex.Styles["Hdr"];
row[3].Caption = "Currency";
row[3].DataType = typeof(decimal);
row[3].ComboList = "|0|1,000|100,000|1,000,000";
row[3].StyleFixed = _flex.Styles["Hdr"];
row[4].Caption = "DateTime";
row[4].DataType = typeof(DateTime);
row[4].StyleFixed = _flex.Styles["Hdr"];
row[5].Caption = "Aggregate";
row[5].DataType = typeof(C1.Win.C1FlexGrid.AggregateEnum);
row[5].StyleFixed = _flex.Styles["Hdr"];
}