winform 打印

1 新建项目（窗体）

2 在窗体上添加printDocument 控件 添加 Button textBox 控件

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            PrintDialog printDialog1 = new PrintDialog(); // 声明定义 打印对话框
            printDialog1.Document = printDocument1;
            DialogResult result = printDialog1.ShowDialog();//弹出列印界面
            if (result == DialogResult.OK)
            {
                //Print()方法打印內容，在打印之前，此方法會在PrntController類的幫助下先呼叫PrintPage事件的方法
                printDocument1.Print();
            }
        }
        /// <summary>
        /// 绘制打印文本，用於得到打印內容
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
        {
            //textBox1 是打印的文本内容 
            //Arial 指定打印字体 20  指定打印字体大小 150, 125 指定在页面中的打印位置
            e.Graphics.DrawString(textBox1.Text, new Font("Arial", 20, FontStyle.Bold), Brushes.Black, 150, 125);
        }
        /// <summary>
        /// 打印结束后输出提示文字
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void printDocument1_EndPrint(object sender, System.Drawing.Printing.PrintEventArgs e)
        {
            label1.Text = "打印完毕";
        }
    }
}