public CreatePlayListWindow(PlayList playList, User user)
 {
     this.user          = user;
     controller         = new Controller();
     playListValidation = new PlayListValidation();
     this.playList      = playList;
     InitializeComponent();
     createButton.IsEnabled = false;
 }
 public CreatePlayListWindow(User user)
 {
     this.user          = user;
     controller         = new Controller();
     playListValidation = new PlayListValidation();
     playList           = new PlayList();
     InitializeComponent();
     ResizeMode             = ResizeMode.NoResize;
     updateButton.IsEnabled = false;
 }