C#基本打印事件用法实例

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace WindowsApplication3{  public partial class Form5 : Form  {    string filename = "myfile.txt";    Font printerfont = null;    public Form5()    {      InitializeComponent();    }    private void button1_Click(object sender, EventArgs e)    {      this.printDocument1.DocumentName = this.filename;      this.printDocument1.Print();    }    private void printDocument1_BeginPrint(object sender, System.Drawing.Printing.PrintEventArgs e)    {      printerfont = new Font("Lucida Console", 72);    }    private void printDocument1_EndPrint(object sender, System.Drawing.Printing.PrintEventArgs e)    {      printerfont.Dispose();      printerfont = null;    }    private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)    {      Graphics g = e.Graphics;      g.DrawString("hello,/nPrinter", printerfont, Brushes.Black, 0, 0);    }  }}