public LoggedViewModel(UserViewModel user)
{
this.user = user;
Close = new RelayCommand <Window>(_Close);
Minimize = new RelayCommand <Window>(_Minimize);
WindowClosing = new NormalCommand(Closing);
WindowLoaded = new RelayCommand <WrapPanel>(windowLoaded);
AddUser = new NormalCommand(addUser);
RemoveUser = new RelayCommand <ListBox>(removeUser);
EditUser = new NormalCommand(editUser);
this.Index = -1;
}