private void UpdateWorkstationData()
 {
     workstationGroupsComboBox.DataSource = null;
     workstationOUComboBox.DataSource     = null;
     SetWorkstationData();
     ADContext.SaveAllSettings();
 }
 private void OnCloseClick(object sender, EventArgs e)
 {
     ADContext.SaveAllSettings();
     this.Close();
 }