Dynamic Adding Of TextBox TO Datagrid

hi Exapmle : private void ViewData () { daStokKart = new System.Data.OleDb.OleDbDataAdapter ("SELECT ID,StokKod,StokAd,Birim1,UGrup FROM stokkart", Cnn); System.Data.OleDb.OleDbDataAdapter daUrunGrup = new System.Data.OleDb.OleDbDataAdapter ("SELECT * FROM UrunGrup",Cnn); dsStokKart = new DataSet ("stokkart"); daStokKart.Fill (dsStokKart, "stokkart"); dvStokKart = new DataView (dsStokKart.Tables["stokkart"]); daUrunGrup.Fill (dsStokKart, "urungrup"); comboStokGrup.DataSource = dsStokKart.Tables["urungrup"]; comboStokGrup.DisplayMember = "UGrup"; comboStokGrup.ValueMember = "ID"; dvStokKart.AllowDelete = false; dvStokKart.AllowEdit = false; dvStokKart.AllowNew = false; dgStokKart.DataSource = dvStokKart; DataGridTableStyle tsStokKart = new DataGridTableStyle (); tsStokKart.MappingName = dsStokKart.Tables["stokkart"].TableName; tsStokKart.ReadOnly = true; DataGridTextBoxColumn clmID = new DataGridTextBoxColumn (); clmID.MappingName = dsStokKart.Tables["stokkart"].Columns["ID"].ColumnName; clmID.HeaderText = "Sira No"; clmID.Width = 30; clmID.TextBox.Enabled = false; DataGridTextBoxColumn clmStokKod = new DataGridTextBoxColumn (); clmStokKod.MappingName = dsStokKart.Tables["stokkart"].Columns["StokKod"].ColumnName; clmStokKod.HeaderText = "Stok Kodu"; clmStokKod.Width = 100; DataGridTextBoxColumn clmStokAd = new DataGridTextBoxColumn (); clmStokAd.MappingName = dsStokKart.Tables["stokkart"].Columns["StokAd"].ColumnName; clmStokAd.HeaderText = "Stok Adi"; clmStokAd.Width = 200; DataGridTextBoxColumn clmBirim1 = new DataGridTextBoxColumn (); clmBirim1.MappingName = dsStokKart.Tables["stokkart"].Columns["Birim1"].ColumnName; clmBirim1.HeaderText = "Birim"; clmBirim1.Width = 60; DataGridTextBoxColumn clmUGrup = new DataGridTextBoxColumn (); clmUGrup.MappingName = dsStokKart.Tables["stokkart"].Columns["UGrup"].ColumnName; clmUGrup.HeaderText = "Ürün Grubu"; clmUGrup.Width = 100; //.... tsStokKart.GridColumnStyles.AddRange (new System.Windows.Forms.DataGridColumnStyle[] { clmID, clmStokKod,clmStokAd, clmBirim1, clmUGrup }); dgStokKart.TableStyles.AddRange (new System.Windows.Forms.DataGridTableStyle[] { tsStokKart }); }