PrintDocument组件打印

 

运行效果：

 

 

 

代码：

 1 using System;

 2 using System.Collections.Generic;

 3 using System.ComponentModel;

 4 using System.Data;

 5 using System.Drawing;

 6 using System.Drawing.Printing;

 7 using System.Linq;

 8 using System.Text;

 9 using System.Threading.Tasks;

10 using System.Windows.Forms;

11 

12 namespace Print

13 {

14     public partial class Form1 : Form

15     {

16         public Form1()

17         {

18             InitializeComponent();

19         }

20 

21         private int intCurrentRowIndex = 0;

22 

23         public void InitPrintDocument(PrintDocument printDocument)

24         {

25             printDocument.DocumentName = "PrintDocument事例！";

26 

27             foreach (PaperSize ps in printDocument.PrinterSettings.PaperSizes)

28             {

29                 if (ps.PaperName == "A4")

30                 {

31                     printDocument.DefaultPageSettings.PaperSize = ps;

32                     break;

33                 }

34             }

35 

36             printDocument.BeginPrint += printDocument_BeginPrint;

37 

38             printDocument.EndPrint += printDocument_EndPrint;

39 

40             printDocument.PrintPage += printDocument_PrintPage;

41         }

42 

43         void printDocument_PrintPage(object sender, PrintPageEventArgs e)

44         {

45             int x = 10;

46             int y = 10;

47 

48             for (int i = intCurrentRowIndex; i < this.textBox1.Lines.Length; i++)

49             {

50                 e.Graphics.DrawString(this.textBox1.Lines[i], this.textBox1.Font, Brushes.Black, x, y);

51                 intCurrentRowIndex++;

52 

53                 y = this.textBox1.Font.Height + 5;

54 

55                 if (y > e.PageBounds.Height)

56                 {

57                     e.HasMorePages = true;

58                     break;

59                 }

60             }

61         }

62 

63         void printDocument_EndPrint(object sender, PrintEventArgs e)

64         {

65             this.label2.Text = "打印完成！";

66         }

67 

68         void printDocument_BeginPrint(object sender, PrintEventArgs e)

69         {

70             intCurrentRowIndex = 0;

71             this.label2.Text = "开始打印！";

72             Application.DoEvents();

73         }

74 

75 

76         private void Form1_Load(object sender, EventArgs e)

77         {

78             InitPrintDocument(this.printDocument1);

79         }

80 

81         private void btn_Print_Click(object sender, EventArgs e)

82         {

83             this.printDocument1.Print();

84         }

85 

86         private void btn_Cancle_Click(object sender, EventArgs e)

87         {

88             Application.Exit();

89         }

90     }

91 }

 

 

完成。