将控制台输出重定向到winforms ListBox

using System;
using System.IO;
using System.Windows.Forms;

namespace ConsoleToWinForms
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            Console.SetOut(new CustomTextWriter(listBox1));
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Console.WriteLine("Test output");
        }
    }

    public class CustomTextWriter : TextWriter
    {
        private ListBox _listBox;

        public CustomTextWriter(ListBox listBox)
        {
            _listBox = listBox;
        }

        public override void Write(char value)
        {
            _listBox.Items.Add(value);
        }

        public override void Write(string value)
        {
            _listBox.Items.Add(value);
        }

        public override Encoding Encoding
        {
            get { return Encoding.Unicode; }
        }
    }
}