Csharp/CSharp Tutorial/GUI Windows Forms/Print PrintDocument
Содержание
Basic Printing
<source lang="csharp">using System; using System.Drawing.Printing; using System.Drawing;
class PrintSample
{
[STAThread]
static void Main(string[] args)
{
PrintSample oSample = new PrintSample();
oSample.RunSample();
}
public void RunSample()
{
PrintDocument pd = new PrintDocument();
pd.PrintPage += new PrintPageEventHandler(this.PrintPageEvent);
pd.Print();
}
private void PrintPageEvent(object sender, PrintPageEventArgs ev)
{
string strHello = "Hello Printer!";
Font oFont = new Font("Arial",10);
Rectangle marginRect = ev.MarginBounds;
ev.Graphics.DrawRectangle(new Pen(System.Drawing.Color.Black),marginRect);
ev.Graphics.DrawString(strHello,oFont,new SolidBrush(System.Drawing.Color.Blue),
(ev.PageBounds.Right/2), ev.PageBounds.Bottom/2);
}
}</source>
Multi Page Print
<source lang="csharp">using System; using System.Drawing; using System.Windows.Forms; using System.Drawing.Printing; public class PrintDocumentSubClass : Form {
public PrintDocumentSubClass()
{
this.cmdPrint = new System.Windows.Forms.Button();
this.SuspendLayout();
//
this.cmdPrint.Location = new System.Drawing.Point(109, 122);
this.cmdPrint.Size = new System.Drawing.Size(75, 23);
this.cmdPrint.Text = "Print";
this.cmdPrint.UseVisualStyleBackColor = true;
this.cmdPrint.Click += new System.EventHandler(this.cmdPrint_Click);
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(278, 259);
this.Controls.Add(this.cmdPrint);
this.Text = "Multi Page Print";
this.ResumeLayout(false);
}
private void cmdPrint_Click(object sender, EventArgs e)
{
PrintDocument doc = new TextDocument();
doc.PrintPage += this.Doc_PrintPage;
PrintDialog dlgSettings = new PrintDialog();
dlgSettings.Document = doc;
if (dlgSettings.ShowDialog() == DialogResult.OK)
{
doc.Print();
}
}
private void Doc_PrintPage(object sender, PrintPageEventArgs e)
{
TextDocument doc = (TextDocument)sender;
Font font = new Font("Arial", 10);
float lineHeight = font.GetHeight(e.Graphics);
float x = e.MarginBounds.Left;
float y = e.MarginBounds.Top;
doc.PageNumber += 1;
while ((y + lineHeight) < e.MarginBounds.Bottom && doc.Offset <= doc.Text.GetUpperBound(0))
{
e.Graphics.DrawString(doc.Text[doc.Offset], font,Brushes.Black, x, y);
doc.Offset += 1;
y += lineHeight;
}
if (doc.Offset < doc.Text.GetUpperBound(0))
{
e.HasMorePages = true;
} else {
doc.Offset = 0;
}
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new PrintDocumentSubClass());
}
private System.Windows.Forms.Button cmdPrint;
} class TextDocument : PrintDocument{
private string[] text;
public string[] Text;
public int PageNumber;
public int Offset;
public TextDocument()
{
this.Text = new string[100];
for (int i = 0; i < 100; i++)
{
this.Text[i] += "string Text ";
}
}
}</source>
Print a paragraph
<source lang="csharp">using System; using System.Drawing; using System.Windows.Forms; using System.Drawing.Printing; public class PrintParagraph : Form {
public PrintParagraph()
{
this.cmdPrint = new System.Windows.Forms.Button();
this.SuspendLayout();
this.cmdPrint.Location = new System.Drawing.Point(109, 122);
this.cmdPrint.Size = new System.Drawing.Size(75, 23);
this.cmdPrint.Text = "Print";
this.cmdPrint.UseVisualStyleBackColor = true;
this.cmdPrint.Click += new System.EventHandler(this.cmdPrint_Click);
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(282, 259);
this.Controls.Add(this.cmdPrint);
this.Text = "Wrapped Print";
this.ResumeLayout(false);
}
private void cmdPrint_Click(object sender, EventArgs e)
{
string text = "a paragraph";
PrintDocument doc = new ParagraphDocument(text);
doc.PrintPage += new PrintPageEventHandler(this.Doc_PrintPage);
PrintDialog dlgSettings = new PrintDialog();
dlgSettings.Document = doc;
if (dlgSettings.ShowDialog() == DialogResult.OK)
{
doc.Print();
}
}
private void Doc_PrintPage(object sender, PrintPageEventArgs e)
{
ParagraphDocument doc = (ParagraphDocument)sender;
Font font = new Font("Arial", 15);
e.Graphics.DrawString(doc.Text, font, Brushes.Black,
e.MarginBounds, StringFormat.GenericDefault);
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new PrintParagraph());
}
private System.Windows.Forms.Button cmdPrint;
} public class ParagraphDocument : PrintDocument {
public string Text;
public ParagraphDocument(string text)
{
this.Text = text;
}
}</source>
Print BMP image
<source lang="csharp">using System; using System.Drawing; using System.Windows.Forms; using System.Drawing.Printing; public class PrintDialogPrint : Form {
public PrintDialogPrint()
{
this.cmdPrint = new System.Windows.Forms.Button();
this.SuspendLayout();
//
this.cmdPrint.Location = new System.Drawing.Point(109, 122);
this.cmdPrint.Size = new System.Drawing.Size(75, 23);
this.cmdPrint.Text = "Print";
this.cmdPrint.UseVisualStyleBackColor = true;
this.cmdPrint.Click += new System.EventHandler(this.cmdPrint_Click);
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(272, 260);
this.Controls.Add(this.cmdPrint);
this.Text = "Simple Print";
this.ResumeLayout(false);
}
private void cmdPrint_Click(object sender, EventArgs e)
{
PrintDocument doc = new PrintDocument();
doc.PrintPage += this.Doc_PrintPage;
PrintDialog dlgSettings = new PrintDialog();
dlgSettings.Document = doc;
if (dlgSettings.ShowDialog() == DialogResult.OK)
{
doc.Print();
}
}
private void Doc_PrintPage(object sender, PrintPageEventArgs e)
{
Font font = new Font("Arial", 30);
float x = e.MarginBounds.Left;
float y = e.MarginBounds.Top;
float lineHeight = font.GetHeight(e.Graphics);
for (int i = 0; i < 5; i++)
{
e.Graphics.DrawString("This is line " + i.ToString(),font, Brushes.Black, x, y);
y += lineHeight;
}
y += lineHeight;
e.Graphics.DrawImage(Image.FromFile("c:\\YourFile.bmp"), x, y);
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new PrintDialogPrint());
}
private System.Windows.Forms.Button cmdPrint;
}</source>
PrintDocument: DocumentName, PrintPage, Print
<source lang="csharp">using System; using System.Drawing; using System.Drawing.Printing; using System.Windows.Forms;
class HelloPrinter: Form {
public static void Main()
{
Application.Run(new HelloPrinter());
}
protected override void OnPaint(PaintEventArgs pea)
{
Graphics grfx = pea.Graphics;
StringFormat strfmt = new StringFormat();
grfx.DrawString("Click to print", Font, new SolidBrush(ForeColor),ClientRectangle, strfmt);
}
protected override void OnClick(EventArgs ea)
{
PrintDocument prndoc = new PrintDocument();
prndoc.DocumentName = Text;
prndoc.PrintPage += new PrintPageEventHandler(PrintDocumentOnPrintPage);
prndoc.Print();
}
void PrintDocumentOnPrintPage(object obj, PrintPageEventArgs ppea)
{
Graphics grfx = ppea.Graphics;
grfx.DrawString(Text, Font, Brushes.Black, 0, 0);
SizeF sizef = grfx.MeasureString(Text, Font);
grfx.DrawLine(Pens.Black, sizef.ToPointF(), grfx.VisibleClipBounds.Size.ToPointF());
}
}</source>
Print PageSettings Metrics
<source lang="csharp">using System; using System.Collections.Generic; using System.ruponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; using System.Drawing.Printing;
public class Form1 : Form {
private Font mainTextFont = new Font("Times New Roman", 14);
private Font subTextFont = new Font("Times New Roman", 12);
private PageSettings storedPageSettings;
public Form1() {
InitializeComponent();
}
private void PaintDocument(Graphics g) {
g.PageUnit = GraphicsUnit.Point;
g.DrawString("Simple Printing Sample",
this.mainTextFont,
Brushes.Black,
new Rectangle(10, 20, 180, 30));
g.DrawRectangle(Pens.Blue,
new Rectangle(new Point(10, 100), new Size(100, 50)));
}
private void Form1_Paint(object sender, PaintEventArgs e) {
Graphics g = e.Graphics;
PaintDocument(g);
}
private void menuFilePageSetup_Click(object sender, EventArgs e) {
PageSetupDialog psDlg = new PageSetupDialog();
if (this.storedPageSettings == null)
this.storedPageSettings = new PageSettings();
psDlg.PageSettings = this.storedPageSettings;
psDlg.ShowDialog();
}
private void WriteMetricsToConsole(PrintPageEventArgs ev) {
Graphics g = ev.Graphics;
Console.WriteLine("ev.PageSettings.PaperSize: " + ev.PageSettings.PaperSize);
Console.WriteLine("ev.PageSettings.PrinterResolution: " + ev.PageSettings.PrinterResolution);
Console.WriteLine("ev.PageSettings.PrinterSettings.LandscapeAngle: " + ev.PageSettings.PrinterSettings.LandscapeAngle);
Console.WriteLine("ev.PageSettings.Bounds: " + ev.PageSettings.Bounds);
Console.WriteLine("ev.PageBounds: " + ev.PageBounds);
Console.WriteLine("ev.PageSettings.Margins: " + ev.PageSettings.Margins);
Console.WriteLine("ev.MarginBounds: " + ev.MarginBounds);
Console.WriteLine("Horizontal resolution: " + g.DpiX);
Console.WriteLine("Vertical resolution: " + g.DpiY);
g.SetClip(ev.PageBounds);
Console.WriteLine("g.VisibleClipBounds: " + g.VisibleClipBounds);
SizeF drawingSurfaceSize = new SizeF( g.VisibleClipBounds.Width * g.DpiX / 100,g.VisibleClipBounds.Height * g.DpiY / 100);
Console.WriteLine("Drawing Surface Size in Pixels: " + drawingSurfaceSize);
}
protected void PrintPageEventHandler(Object obj, PrintPageEventArgs ev) {
WriteMetricsToConsole(ev);
Graphics g = ev.Graphics;
PaintDocument(g);
ev.HasMorePages = false;
}
private void menuFilePrint_Click(object sender, EventArgs e) {
PrintDocument pd = new PrintDocument();
pd.PrintPage += new PrintPageEventHandler(this.PrintPageEventHandler);
if (this.storedPageSettings != null)
pd.DefaultPageSettings = this.storedPageSettings;
PrintDialog dlg = new PrintDialog();
dlg.Document = pd;
DialogResult result = dlg.ShowDialog();
if (result == System.Windows.Forms.DialogResult.OK)
pd.Print();
}
private void menuFilePrintPreview_Click(object sender, EventArgs e) {
PrintDocument pd = new PrintDocument();
pd.PrintPage += new PrintPageEventHandler(this.PrintPageEventHandler);
if (this.storedPageSettings != null)
pd.DefaultPageSettings = this.storedPageSettings;
PrintPreviewDialog dlg = new PrintPreviewDialog();
dlg.Document = pd;
dlg.ShowDialog();
}
private void InitializeComponent() {
this.menuStrip1 = new System.Windows.Forms.MenuStrip();
this.fileToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.menuFilePageSetup = new System.Windows.Forms.ToolStripMenuItem();
this.menuFilePrintPreview = new System.Windows.Forms.ToolStripMenuItem();
this.menuFilePrint = new System.Windows.Forms.ToolStripMenuItem();
this.menuStrip1.SuspendLayout();
this.SuspendLayout();
this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
this.fileToolStripMenuItem});
this.menuStrip1.Location = new System.Drawing.Point(0, 0);
this.menuStrip1.Size = new System.Drawing.Size(292, 25);
this.menuStrip1.Text = "menuStrip1";
this.fileToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
this.menuFilePageSetup,
this.menuFilePrintPreview,
this.menuFilePrint});
this.fileToolStripMenuItem.Text = "File";
this.menuFilePageSetup.Text = "Page Setup";
this.menuFilePageSetup.Click += new System.EventHandler(this.menuFilePageSetup_Click);
this.menuFilePrintPreview.Text = "Print Preview";
this.menuFilePrintPreview.Click += new System.EventHandler(this.menuFilePrintPreview_Click);
this.menuFilePrint.Text = "Print";
this.menuFilePrint.Click += new System.EventHandler(this.menuFilePrint_Click);
this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 16F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.BackColor = System.Drawing.SystemColors.Window;
this.ClientSize = new System.Drawing.Size(292, 268);
this.Controls.Add(this.menuStrip1);
this.MainMenuStrip = this.menuStrip1;
this.Text = "SimplePrintingExample";
this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);
this.menuStrip1.ResumeLayout(false);
this.ResumeLayout(false);
this.PerformLayout();
}
private System.Windows.Forms.MenuStrip menuStrip1;
private System.Windows.Forms.ToolStripMenuItem fileToolStripMenuItem;
private System.Windows.Forms.ToolStripMenuItem menuFilePageSetup;
private System.Windows.Forms.ToolStripMenuItem menuFilePrintPreview;
private System.Windows.Forms.ToolStripMenuItem menuFilePrint;
[STAThread]
static void Main() {
Application.Run(new Form1());
}
}</source>
Print With Margins
<source lang="csharp">using System; using System.Drawing; using System.Drawing.Printing; using System.Windows.Forms; class PrinterSelectionDialog: Form {
ComboBox combo;
public PrinterSelectionDialog()
{
Label label = new Label();
label.Parent = this;
label.Text = "Printer:";
label.Location = new Point(8, 8);
label.Size = new Size(40, 8);
combo = new ComboBox();
combo.Parent = this;
combo.DropDownStyle = ComboBoxStyle.DropDownList;
combo.Location = new Point(48, 8);
combo.Size = new Size(144, 8);
foreach (string str in PrinterSettings.InstalledPrinters)
combo.Items.Add(str);
Button btn = new Button();
btn.Parent = this;
btn.Text = "OK";
btn.Location = new Point(40, 32);
btn.Size = new Size(40, 16);
btn.DialogResult = DialogResult.OK;
AcceptButton = btn;
btn = new Button();
btn.Parent = this;
btn.Text = "Cancel";
btn.Location = new Point(120, 32);
btn.Size = new Size(40, 16);
btn.DialogResult = DialogResult.Cancel;
CancelButton = btn;
ClientSize = new Size(200, 56);
AutoScaleBaseSize = new Size(4, 8);
}
public string PrinterName
{
set { combo.SelectedItem = value; }
get { return (string) combo.SelectedItem; }
}
}
class PrintWithMargins: Form {
public static void Main()
{
Application.Run(new PrintWithMargins());
}
public PrintWithMargins()
{
Text = "Print with Margins";
Menu = new MainMenu();
Menu.MenuItems.Add("&File");
Menu.MenuItems[0].MenuItems.Add("&Print...",
new EventHandler(MenuFilePrintOnClick));
}
void MenuFilePrintOnClick(object obj, EventArgs ea)
{
PrintDocument prndoc = new PrintDocument();
PrinterSelectionDialog dlg = new PrinterSelectionDialog();
dlg.PrinterName = prndoc.PrinterSettings.PrinterName;
if (dlg.ShowDialog() != DialogResult.OK)
return;
prndoc.PrinterSettings.PrinterName = dlg.PrinterName;
prndoc.DocumentName = Text;
prndoc.PrintPage += new PrintPageEventHandler(OnPrintPage);
prndoc.Print();
}
void OnPrintPage(object obj, PrintPageEventArgs ppea)
{
Graphics grfx = ppea.Graphics;
RectangleF rectf = new RectangleF(
ppea.MarginBounds.Left -
(ppea.PageBounds.Width - grfx.VisibleClipBounds.Width) / 2,
ppea.MarginBounds.Top -
(ppea.PageBounds.Height - grfx.VisibleClipBounds.Height) / 2,
ppea.MarginBounds.Width,
ppea.MarginBounds.Height);
grfx.DrawRectangle(Pens.Black, rectf.X, rectf.Y,
rectf.Width, rectf.Height);
grfx.DrawLine(Pens.Black, rectf.Left, rectf.Top,
rectf.Right, rectf.Bottom);
grfx.DrawLine(Pens.Black, rectf.Right, rectf.Top,
rectf.Left, rectf.Bottom);
}
}</source>
Subclass PrintDocument
<source lang="csharp">using System; using System.Drawing; using System.Windows.Forms; using System.Drawing.Printing; public class PrintDocumentSubClass : Form {
public PrintDocumentSubClass()
{
this.cmdPrint = new System.Windows.Forms.Button();
this.SuspendLayout();
//
this.cmdPrint.Location = new System.Drawing.Point(109, 122);
this.cmdPrint.Size = new System.Drawing.Size(75, 23);
this.cmdPrint.Text = "Print";
this.cmdPrint.UseVisualStyleBackColor = true;
this.cmdPrint.Click += new System.EventHandler(this.cmdPrint_Click);
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(278, 259);
this.Controls.Add(this.cmdPrint);
this.Text = "Multi Page Print";
this.ResumeLayout(false);
}
private void cmdPrint_Click(object sender, EventArgs e)
{
PrintDocument doc = new TextDocument();
doc.PrintPage += this.Doc_PrintPage;
PrintDialog dlgSettings = new PrintDialog();
dlgSettings.Document = doc;
if (dlgSettings.ShowDialog() == DialogResult.OK)
{
doc.Print();
}
}
private void Doc_PrintPage(object sender, PrintPageEventArgs e)
{
TextDocument doc = (TextDocument)sender;
Font font = new Font("Arial", 10);
float lineHeight = font.GetHeight(e.Graphics);
float x = e.MarginBounds.Left;
float y = e.MarginBounds.Top;
doc.PageNumber += 1;
while ((y + lineHeight) < e.MarginBounds.Bottom && doc.Offset <= doc.Text.GetUpperBound(0))
{
e.Graphics.DrawString(doc.Text[doc.Offset], font,Brushes.Black, x, y);
doc.Offset += 1;
y += lineHeight;
}
if (doc.Offset < doc.Text.GetUpperBound(0))
{
e.HasMorePages = true;
} else {
doc.Offset = 0;
}
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new PrintDocumentSubClass());
}
private System.Windows.Forms.Button cmdPrint;
} class TextDocument : PrintDocument{
private string[] text;
public string[] Text;
public int PageNumber;
public int Offset;
public TextDocument()
{
this.Text = new string[100];
for (int i = 0; i < 100; i++)
{
this.Text[i] += "string Text ";
}
}
}</source>
The print preview application.
<source lang="csharp">using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data;
public class Form1 : System.Windows.Forms.Form {
private System.Windows.Forms.Button button1;
private System.ruponentModel.Container components = null;
private System.Drawing.Printing.PrintDocument ThePrintDocument = null;
private System.IO.StringReader myStringReader = null;
public Form1() {
ThePrintDocument = new System.Drawing.Printing.PrintDocument();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.SuspendLayout();
this.button1.Location = new System.Drawing.Point(112, 352);
this.button1.Text = "&Preview";
this.button1.Click += new System.EventHandler(this.button1_Click);
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(512, 397);
this.Controls.AddRange(new System.Windows.Forms.Control[] { this.button1 });
this.ResumeLayout(false);
}
[STAThread]
static void Main() {
Application.Run(new Form1());
}
protected void PrintPage(object sender,
System.Drawing.Printing.PrintPageEventArgs ev) {
float linesPerPage = 0;
float yPosition = 0;
int count = 0;
float leftMargin = ev.MarginBounds.Left;
float topMargin = ev.MarginBounds.Top;
string line = null;
Font printFont = this.Font;
SolidBrush myBrush = new SolidBrush(Color.Black);
linesPerPage = ev.MarginBounds.Height / printFont.GetHeight(ev.Graphics);
while (count < linesPerPage && ((line = myStringReader.ReadLine()) != null)) {
yPosition = topMargin + (count * printFont.GetHeight(ev.Graphics));
ev.Graphics.DrawString(line, printFont, myBrush, leftMargin, yPosition, new StringFormat());
count++;
}
if (line != null)
ev.HasMorePages = true;
else
ev.HasMorePages = false;
myBrush.Dispose();
}
private void button1_Click(object sender, System.EventArgs e) {
ThePrintDocument.PrintPage += new System.Drawing.Printing.PrintPageEventHandler(PrintPage);
string strText = "STRING";
myStringReader = new System.IO.StringReader(strText);
PrintPreviewDialog printPreviewDialog1 = new PrintPreviewDialog();
printPreviewDialog1.Document = this.ThePrintDocument;
printPreviewDialog1.ShowDialog();
}
}</source>
The print process application.
<source lang="csharp">using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; public class Form1 : System.Windows.Forms.Form {
private System.Windows.Forms.RichTextBox richTextBox1;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Button button2;
private System.ruponentModel.Container components = null;
private System.Windows.Forms.PrintDialog printDialog1;
private System.Drawing.Printing.PrintDocument ThePrintDocument = null;
private System.IO.StringReader myStringReader = null;
public Form1() {
ThePrintDocument = new System.Drawing.Printing.PrintDocument();
this.richTextBox1 = new System.Windows.Forms.RichTextBox();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.printDialog1 = new System.Windows.Forms.PrintDialog();
this.SuspendLayout();
this.richTextBox1.Location = new System.Drawing.Point(72, 16);
this.richTextBox1.Size = new System.Drawing.Size(344, 320);
this.richTextBox1.Text = "richTextBox1";
this.button1.Location = new System.Drawing.Point(128, 352);
this.button1.Text = "&Print";
this.button1.Click += new System.EventHandler(this.button1_Click);
this.button2.Location = new System.Drawing.Point(280, 352);
this.button2.Text = "&Close";
this.button2.Click += new System.EventHandler(this.button2_Click);
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(488, 381);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.button2,
this.button1,
this.richTextBox1});
this.ResumeLayout(false);
}
[STAThread]
static void Main() {
Application.Run(new Form1());
}
private void button2_Click(object sender, System.EventArgs e) {
Close();
}
private void button1_Click(object sender, System.EventArgs e) {
ThePrintDocument.PrintPage += new System.Drawing.Printing.PrintPageEventHandler(PrintPage);
printDialog1.Document = ThePrintDocument;
string strText = this.richTextBox1.Text;
myStringReader = new System.IO.StringReader(strText);
if (printDialog1.ShowDialog() == DialogResult.OK) {
this.ThePrintDocument.Print();
}
}
protected void PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs ev) {
float linesPerPage = 0;
float yPosition = 0;
int count = 0;
float leftMargin = ev.MarginBounds.Left;
float topMargin = ev.MarginBounds.Top;
string line = null;
Font printFont = this.richTextBox1.Font;
SolidBrush myBrush = new SolidBrush(Color.Black);
linesPerPage = ev.MarginBounds.Height / printFont.GetHeight(ev.Graphics);
while (count < linesPerPage && ((line = myStringReader.ReadLine()) != null)) {
yPosition = topMargin + (count * printFont.GetHeight(ev.Graphics));
ev.Graphics.DrawString(line, printFont, myBrush, leftMargin,yPosition, new StringFormat());
count++;
}
if (line != null)
ev.HasMorePages = true;
else
ev.HasMorePages = false;
myBrush.Dispose();
}
}</source>
