private void btnDone_Click(object sender, EventArgs e)
        {
            SelectedObjects = "";

            for (int i = 0; i < clbTables.Items.Count; i++)
            {
                if (clbTables.GetItemChecked(i))
                    SelectedObjects = SelectedObjects + clbTables.Items[i] + ";";
            }
            for (int i = 0; i < clbViews.Items.Count; i++)
            {
                if (clbViews.GetItemChecked(i))
                    SelectedObjects = SelectedObjects + clbViews.Items[i] + ";";
            }
            SelectedObjects = SelectedObjects.TrimEnd(';');
            DialogResult = DialogResult.OK;
        }