how to use a printer in csharp

To use a printer in C#, you can utilize the System.Drawing.Printing namespace. First, you will need to create an instance of the PrintDocument class, which represents the document to be printed. You can then set various properties of the document, such as the document name, page settings, and the print page event handler.

main.cs
PrintDocument document = new PrintDocument();
document.DocumentName = "My Document";
document.DefaultPageSettings = new PageSettings
{
    Margins = new Margins(50, 50, 50, 50),
    Landscape = true
};

// Hook up the PrintPage event
document.PrintPage += new PrintPageEventHandler(PrintPage);

// Create the PrintPreviewDialog and show it
PrintPreviewDialog previewDialog = new PrintPreviewDialog();
previewDialog.Document = document;
previewDialog.ShowDialog();

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In the PrintPage event handler, you will have access to the Graphics object which represents the printer device context. You can use this object to draw the contents of the page you wish to print.

main.cs
private void PrintPage(object sender, PrintPageEventArgs e)
{
    Graphics g = e.Graphics;

    // Draw some text
    g.DrawString("Hello, world!", new Font("Arial", 16), Brushes.Black, new PointF(50, 50));
}

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Once you have set up the print document and implemented the PrintPage event handler, you can print the document using the Print method.

main.cs
document.Print();

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related categories

csharp
.net
printing
system.drawing.printing

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