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   源码介绍

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using System;
using System.Text;
using System.IO;
using NPOI.HSSF.UserModel;
using NPOI.HPSF;
using NPOI.POIFS.FileSystem;

using NPOI.HSSF.Util;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;


namespace AddHyperlinkInXls
{
    class Program
    {
        static HSSFWorkbook hssfworkbook;
        static void Main(string[] args)
        {
            InitializeWorkbook();

            ////cell style for hyperlinks
            ////by default hyperlinks are blue and underlined
            ICellStyle hlink_style = hssfworkbook.CreateCellStyle();
            IFont hlink_font = hssfworkbook.CreateFont();
            hlink_font.Underline = FontUnderlineType.Single;
            hlink_font.Color = HSSFColor.Blue.Index;
            hlink_style.SetFont(hlink_font);

            ICell cell;
            ISheet sheet = hssfworkbook.CreateSheet("Hyperlinks");

            //URL
            cell = sheet.CreateRow(0).CreateCell(0);
            cell.SetCellValue("URL Link");
            HSSFHyperlink link = new HSSFHyperlink(HyperlinkType.Url);
            link.Address = ("http://www.haolizi.net/");
            cell.Hyperlink = (link);
            cell.CellStyle = (hlink_style);

            //link to a file in the current directory
            cell = sheet.CreateRow(1).CreateCell(0);
            cell.SetCellValue("File Link");
            link = new HSSFHyperlink(HyperlinkType.File);
            link.Address = ("link1.xls");
            cell.Hyperlink = (link);
            cell.CellStyle = (hlink_style);

            //e-mail link
            cell = sheet.CreateRow(2).CreateCell(0);
            cell.SetCellValue("Email Link");
            link = new HSSFHyperlink(HyperlinkType.Email);
            //note, if subject contains white spaces, make sure they are url-encoded
            link.Address = ("mailto:poi@apache.org?subject=Hyperlinks");
            cell.Hyperlink = (link);
            cell.CellStyle = (hlink_style);

            //link to a place in this workbook

            //Create a target sheet and cell
            ISheet sheet2 = hssfworkbook.CreateSheet("Target Sheet");
            sheet2.CreateRow(0).CreateCell(0).SetCellValue("Target Cell");

            cell = sheet.CreateRow(3).CreateCell(0);
            cell.SetCellValue("Worksheet Link");
            link = new HSSFHyperlink(HyperlinkType.Document);
            link.Address = ("'Target Sheet'!A1");
            cell.Hyperlink = (link);
            cell.CellStyle = (hlink_style);

            WriteToFile();
        }




        static void WriteToFile()
        {
            //Write the stream data of workbook to the root directory
            FileStream file = new FileStream(@"test.xls", FileMode.Create);
            hssfworkbook.Write(file);
            file.Close();
        }

        static void InitializeWorkbook()
        {
            hssfworkbook = new HSSFWorkbook();

            //Create a entry of DocumentSummaryInformation
            DocumentSummaryInformation dsi = PropertySetFactory.CreateDocumentSummaryInformation();
            dsi.Company = "NPOI Team";
            hssfworkbook.DocumentSummaryInformation = dsi;

            //Create a entry of SummaryInformation
            SummaryInformation si = PropertySetFactory.CreateSummaryInformation();
            si.Subject = "NPOI SDK Example";
            hssfworkbook.SummaryInformation = si;
        }
    }
}