private void buttonXAddExisting_Click(object sender, EventArgs e) { var alllExistingF = DataExportClientDataManager.GetFormulaForUser(_userId); if (alllExistingF.Count == 0) { ToastNotification.Show(elementContainerControl1, "There are no one frmula.", eToastPosition.TopCenter); return; } var frm = new FormExistingsFormulas(alllExistingF) { Location = PointToScreen(new Point(elementContainerControl1.Location.X + 10, elementContainerControl1.Location.Y + 41)), Size = new Size(elementContainerControl1.Size.Width - 20, elementContainerControl1.Size.Height - 51) }; if (frm.ShowDialog() == DialogResult.OK) { const string fname = "new formula "; var i = 1; while (_formulas.Exists(a => a.Name == fname + i)) { i++; } var model = frm.SelectedFormula; model.Name = fname + i; model.IsSnapShot = _isSnapShot; AddFormula(model); } }