Greed/WinGreed/frmStart.cs

namespace WinGreed
{
    public partial class frmStart : Form
    {
        private frmPersonRound fPR = null;
        private int actPlayerNo=-1;
        public frmStart()
        {
            InitializeComponent();
        }

        private void btnSpela_Click(object sender, EventArgs e)
        {
            if (lvMemberList.Items.Count > 0)
            {
                var nextPlayerName = lvMemberList.Items[NextLvItem()].Text;
                fPR = new frmPersonRound(nextPlayerName);
                fPR.Show();
            }
        }

        private int NextLvItem()
        {
            var retValue = 0;
            if (lvMemberList.Items.Count > 1)
            {
                actPlayerNo++;
                if(actPlayerNo > lvMemberList.Items.Count)
                {
                    actPlayerNo = 0;
                }
                retValue = actPlayerNo;
            }
            return retValue;
        }

        private void btnAddPlayer_Click(object sender, EventArgs e)
        {
            txtNewName.Visible = true;
            
        }

        private void btnAddOk_Click(object sender, EventArgs e)
        {
            var item=lvMemberList.Items.Add(txtNewName.Text.Trim());
            item.SubItems.Add("0");
            item.SubItems.Add("0");
            txtNewName.Text = "";
            txtNewName.Visible = false;
            btnAddOk.Visible = false;
        }

        private void txtNewName_TextChanged(object sender, EventArgs e)
        {
            if (txtNewName.Text.Trim().Length > 0)
            {
                btnAddOk.Visible = true;
            }
            else
            {
                btnAddOk.Visible = false;
            }
        }
    }
}