public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
//Control owner = ((System.Windows.Forms.PropertyGridInternal.GridEntry)context).OwnerGrid.Parent;
var owner = (IWin32Window)context.GetReflectedValue("OwnerGrid").GetReflectedValue("Parent");
string cs = ChuckHill2.Forms.ConnectionStringDlg.Show(owner, value.ToString());
return(string.IsNullOrWhiteSpace(cs) ? value : cs);
}