不带对话框的铬打印(默认打印机) Winforms C#

using System;
using System.Drawing;
using System.Drawing.Printing;
using System.Windows.Forms;

namespace WinformsPrintExample
{
    public partial class MainForm : Form
    {
        private PrintDocument printDocument;

        public MainForm()
        {
            InitializeComponent();
        }

        private void MainForm_Load(object sender, EventArgs e)
        {
            printDocument = new PrintDocument();
            printDocument.PrintPage += new PrintPageEventHandler(PrintDocument_PrintPage);
        }

        private void PrintDocument_PrintPage(object sender, PrintPageEventArgs e)
        {
            // 在此处定义打印的内容和格式
            string text = "Hello, World!";
            Font font = new Font("Arial", 12);
            Brush brush = Brushes.Black;
            PointF point = new PointF(100, 100);
            e.Graphics.DrawString(text, font, brush, point);
        }

        private void PrintButton_Click(object sender, EventArgs e)
        {
            // 执行打印操作
            printDocument.Print();
        }
    }
}