winform 打印预览

code:

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 WindowsTest
{
    public partial class Form8 : Form
    {
        public Form8()
        {
            InitializeComponent();
            this.printDocument1.OriginAtMargins = true;//启用页边距
            this.pageSetupDialog1.EnableMetric = true; //以毫米为单位

        }

        private void btnSetPrint_Click(object sender, EventArgs e)
        {//打印设置
            this.pageSetupDialog1.ShowDialog(); 

        }

        private void btnPrePrint_Click(object sender, EventArgs e)
        { //打印预览
            //指定要打印的文档
            //printPreviewDialog1.Document = printDocument1;
            this.printPreviewDialog1.ShowDialog(); 

        }

        private void btnPrint_Click(object sender, EventArgs e)
        {//打印
            if (this.printDialog1.ShowDialog() == DialogResult.OK)
            {
                this.printDocument1.Print();
            }
        }

        private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
        {
            //打印内容 为 自定义文本内容 
            Font font = new Font("宋体", 12);
            Brush bru = Brushes.Blue;
            for (int i = 1; i <= 5; i++)
            {
                e.Graphics.DrawString(lbMsg.Text, font, bru, 0, i * 20);
            }
        }
    }
}