private void Btn_CreateRoom_Click(object sender, RoutedEventArgs e)
{
CreateRoomWindow wind = new CreateRoomWindow(this.username);
wind.Show();
this.Hide();
this.Close();
}
private void CreateRoom_Click(object sender, RoutedEventArgs e)
{
this.isForcedClosing = false;
CreateRoomWindow crw = new CreateRoomWindow(this.client);
this.Close();
crw.Show();
}