C#代码实现打印Excel文档的超详细教程

Install-Package Spire.XLS

using Spire.Xls;
using System.Drawing.Printing;

using Spire.Xls;
using System.Drawing.Printing;
namespace PrintExcel
{
    class Program
    {
        static void Main(string[] args)
        {
            // 1. 加载 Excel 文档
            Workbook workbook = new Workbook();
            workbook.LoadFromFile("Input.xlsx");
            // 2. 遍历并配置每个工作表
            for (int i = 0; i < workbook.Worksheets.Count; i++)
            {
                Worksheet worksheet = workbook.Worksheets[i];
                PageSetup pageSetup = worksheet.PageSetup;
                // 设置页边距（单位：英寸）
                pageSetup.TopMargin = 0.3;
                pageSetup.BottomMargin = 0.3;
                pageSetup.LeftMargin = 0.3;
                pageSetup.RightMargin = 0.3;
                // 打印时显示网格线
                pageSetup.IsPrintGridlines = true;
                // 将所有列缩放到一页
                pageSetup.FitToPagesWide = 1;
                pageSetup.FitToPagesTall = 0;
                // 设置纸张大小为 A4
                pageSetup.PaperSize = PaperSizeType.PaperA4;
            }
            // 3. 获取打印机设置
            PrinterSettings settings = workbook.PrintDocument.PrinterSettings;
            // 4. 指定打印机名称
            settings.PrinterName = "Your Printer Name";
            // 5. 执行打印
            workbook.PrintDocument.Print();
        }
    }
}

Workbook workbook = new Workbook();
workbook.LoadFromFile("Input.xlsx");

PrinterSettings settings = workbook.PrintDocument.PrinterSettings;
settings.PrinterName = "Your Printer Name";
workbook.PrintDocument.Print();

using Spire.Xls;
using System.Drawing.Printing;

namespace PrintExcel
{
    class Program
    {
        static void Main(string[] args)
        {
            // 加载 Excel 文档
            Workbook workbook = new Workbook();
            workbook.LoadFromFile("Input.xlsx");

            // 配置工作表（同前面示例）
            for (int i = 0; i < workbook.Worksheets.Count; i++)
            {
                Worksheet worksheet = workbook.Worksheets[i];
                PageSetup pageSetup = worksheet.PageSetup;
                pageSetup.TopMargin = 0.3;
                pageSetup.BottomMargin = 0.3;
                pageSetup.LeftMargin = 0.3;
                pageSetup.RightMargin = 0.3;
                pageSetup.IsPrintGridlines = true;
                pageSetup.FitToPagesWide = 1;
                pageSetup.FitToPagesTall = 0;
                pageSetup.PaperSize = PaperSizeType.PaperA4;
            }

            // 设置虚拟打印机
            PrinterSettings settings = workbook.PrintDocument.PrinterSettings;
            settings.PrintToFile = true;  // 启用打印到文件
            settings.PrinterName = "Microsoft Print to PDF";  // 指定虚拟打印机

            // 执行打印并指定输出 PDF 文件路径
            workbook.PrintDocument.Print("ToPdf.pdf");
        }
    }
}

// 获取默认打印机名称
string defaultPrinter = new PrinterSettings().PrinterName;

foreach (string printer in PrinterSettings.InstalledPrinters)
{
    Console.WriteLine(printer);
}

// 设置打印方向
pageSetup.Orientation = PageOrientationType.Landscape;  // 横向
pageSetup.Orientation = PageOrientationType.Portrait;   // 纵向

// 设置缩放比例（1-100）
pageSetup.Zoom = 90;

// 设置页眉/页脚
pageSetup.HeaderMargin = 0.5;
pageSetup.FooterMargin = 0.5;

// 设置打印区域
pageSetup.PrintArea = "A1:F50";

// 设置标题行（每页重复打印）
pageSetup.PrintTitleRows = "$1:$2";

// 设置水平/垂直居中
pageSetup.HorzAlignment = PageSetupHorzAlignment.Center;
pageSetup.VertAlignment = PageSetupVertAlignment.Center;

pageSetup.PaperSize = PaperSizeType.PaperA3;
pageSetup.PaperSize = PaperSizeType.PaperA4;
pageSetup.PaperSize = PaperSizeType.PaperA5;
pageSetup.PaperSize = PaperSizeType.PaperLetter;
pageSetup.PaperSize = PaperSizeType.PaperLegal;

// 隐藏打印对话框
workbook.PrintDocument.PrintController = new StandardPrintController();

// 设置打印份数
workbook.PrintDocument.PrinterSettings.Copies = 2;

// 静默执行打印
workbook.PrintDocument.Print();

try
{
    // 检查打印机是否存在
    if (!PrinterSettings.InstalledPrinters.Cast<string>().Any(p => p == printerName))
    {
        throw new Exception($"打印机 '{printerName}' 不存在");
    }

    workbook.PrintDocument.Print();
    Console.WriteLine("打印成功！");
}
catch (Exception ex)
{
    Console.WriteLine($"打印失败：{ex.Message}");
}