public MainWindow()
{
InitializeComponent();
UserNameLabel.Content = AppController.LoginInfo.Login;
mainData = new MainData();
mainData.OnRoomChange += MainData_OnRoomChange;
mainData.OnNewCurrentRoom += MainData_OnNewCurrentRoom;
RoomList.SelectionMode = SelectionMode.Single;
RoomList.SelectionChanged += RoomList_SelectionChanged;
CloseUi();
var rooms = AppController.GetRooms();
foreach (var item in rooms)
{
mainData.AddRoom(item);
}
}