BoldSignEasily embed eSignatures in your .NET applications. Free sandbox with native SDK available.
private void gridDataBoundGrid1_CurrentCellShowingDropDown(object sender, GridCurrentCellShowingDropDownEventArgs e) { GridCurrentCell cc = this.gridDataBoundGrid1.CurrentCell; //create or get the table somehow table = new DataTable(); ..... //make dropdown list use this new table.... ListBox listBox = ((GridComboBoxCellRenderer)cc.Renderer).ListBoxPart; listBox.DataSource = null; listBox.DisplayMember = "Item"; listBox.ValueMember = "ItemID"; listBox.DataSource = restrictedForeignTable; listBox.BindingContext = this.BindingContext; }