paint color cell in datagrid(c#)

In WinForm only using inherited (own) objects - DataGrid and object used during editing cells: public class PomocKomaClass : System.Windows.Forms.DataGrid { private Color arcColor=Color.Empty; [Description("User Color"),Category("MyAttribute")] public Color ArcColor { get { return arcColor; } set { arcColor=value; } } } public class DataGridPomocColumn : DataGridTextBoxColumn { protected override void Edit(CurrencyManager cm,int row,Rectangle rc,bool rdo,string itxt,bool vis) {...something...} protected override void Paint(Graphics g,Rectangle bnd,CurrencyManager cm,int row,Brush bb,Brush fb,bool rtl) { PomocKomaClass dgp=(PomocKomaClass)this.DataGridTableStyle.DataGrid; DataView dv=(DataView)cm.List; if(dgp.ArcColor!=Color.Empty && ...something...) fb=new SolidBrush(dgp.ArcColor); base.Paint(g,bnd,cm,row,bb,fb,rtl); } }