Crypto-Notepad/Crypto Notepad/WinFormsExtensions.cs

using System;
using System.Windows.Forms;

namespace Crypto_Notepad
{
    public static class WinFormsExtensions
    {
        public static void AppendLine(this TextBox source, string value)
        {
            if (source.Text.Length == 0)
                source.Text = value;
            else
                source.AppendText("\r\n" + value);
        }

        public static void Times(this int count, Action action)
        {
            for (int i = 0; i < count; i++)
            {
                action();
            }
        }
    }
}