private void Save_Btn_Click(object sender, RoutedEventArgs e) { this.Save_Btn.IsEnabled = false; this.Cancel_Btn.IsEnabled = false; String beds = noofbedstxt.Text; String nurid = cboGovernedBy.SelectedValue.ToString(); int Totalbeds = int.Parse(beds); int nid = int.Parse(nurid); Nurse n = hmsfac.getNurseByNid(nid); Room r = new Room(); r.Nurse = n; r.availbeds = Totalbeds; r.totalbeds = Totalbeds; String Nursename = cboGovernedBy.Text; hmsfac.addRoom(r); roomlist.Add(r); this.noofbedstxt.Text = " "; this.cboGovernedBy.Text = " "; this.Cancel_Btn.IsEnabled = true; }