void OnCmbChangeCommand(object parameters)
{
var thisUser = DialogLogginViewModel.Users[0];
var values = (object[])parameters;
ComboBox Cmb_Module = values[0] as ComboBox;
ComboBox Cmb_Year = values[1] as ComboBox;
GetModule = ((ComboBoxItem)Cmb_Module.SelectedItem).Content.ToString();
GetYear = ((ComboBoxItem)Cmb_Year.SelectedItem).Content.ToString();
ActiveGroup = new ObservableCollection <object>(ST.GetActivityGroup(thisUser.ID, GetModule, GetYear).ToList());
}
