Historie

  public partial class DialogHistorie : Form
    {
        ArrayList data = new ArrayList();
        string fileName = "historie.txt";
        public DialogHistorie()
        {
            InitializeComponent();
            nactiTxtSoubor();
        }

        private void nactiTxtSoubor()
        {
            string retezec;
            data.Clear();
            using (StreamReader sr = new StreamReader(File.OpenRead(fileName)))
            {
                while (!sr.EndOfStream)
                {
                    retezec = sr.ReadLine();
                    data.Add(retezec);
                }
            }
            naplnTextBox();
        }

        private void naplnTextBox()
        {
            textBox1.Text = "";
            foreach (string retezec in data)
            {
                textBox1.AppendText(retezec + "\n");
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Close();
        }
    }