private void buttonGroupDelete_Click(object sender, RoutedEventArgs e)
{
var selected = _workstationscontrol._workstationsGroups.FirstOrDefault(x => x.Name == ((ListBoxItem)this.listBoxGroups.SelectedItem).Content.ToString());
using (ClientServiceClient client = new ClientServiceClient())
{
client.DeleteWorkstationGroup(selected);
}
this.listBoxGroups.Items.Remove(this.listBoxGroups.SelectedItem);
}
