C#操作Office.word(三）

前面两篇博客讲解了怎么通过程序控制word的生成，包括生成文字、添加表格、添加图片等。这篇博客主要说一下怎么把word图片转换成pdf。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;using Microsoft.Office.Core;namespace PDFTest
{class PDFUtil{/// <summary>/// 把Word文件转换成为PDF格式文件/// </summary>/// <param name="sourcePath">源文件路径</param>/// <param name="targetPath">目标文件路径</param> /// <returns>true=转换成功</returns>public static bool WordToPDF(string sourcePath, string targetPath){bool result = false;Microsoft.Office.Interop.Word.WdExportFormat exportFormat = Microsoft.Office.Interop.Word.WdExportFormat.wdExportFormatPDF;Microsoft.Office.Interop.Word.ApplicationClass application = null;Microsoft.Office.Interop.Word.Document document = null;try{application = new Microsoft.Office.Interop.Word.ApplicationClass();application.Visible = false;document = application.Documents.Open(sourcePath);document.SaveAs2();document.ExportAsFixedFormat(targetPath, exportFormat);result = true;}catch (Exception e){Console.WriteLine(e.Message);result = false;}finally{if (document != null){document.Close();document = null;}if (application != null){application.Quit();application = null;}GC.Collect();GC.WaitForPendingFinalizers();GC.Collect();GC.WaitForPendingFinalizers();}return result;}/// <summary>/// 把Microsoft.Office.Interop.Excel文件转换成PDF格式文件/// </summary>/// <param name="sourcePath">源文件路径</param>/// <param name="targetPath">目标文件路径</param> /// <returns>true=转换成功</returns>//public static bool ExcelToPDF(string sourcePath, string targetPath)//{//    bool result = false;//    Microsoft.Office.Interop.Excel.XlFixedFormatType targetType = Microsoft.Office.Interop.Excel.XlFixedFormatType.xlTypePDF;//    object missing = Type.Missing;//    Microsoft.Office.Interop.Excel.ApplicationClass application = null;//    Microsoft.Office.Interop.Excel.Workbook workBook = null;//    try//    {//        application = new Microsoft.Office.Interop.Excel.ApplicationClass();//        application.Visible = false;//        workBook = application.Workbooks.Open(sourcePath);//        workBook.SaveAs();//        workBook.ExportAsFixedFormat(targetType, targetPath);//        result = true;//    }//    catch (Exception e)//    {//        Console.WriteLine(e.Message);//        result = false;//    }//    finally//    {//        if (workBook != null)//        {//            workBook.Close(true, missing, missing);//            workBook = null;//        }//        if (application != null)//        {//            application.Quit();//            application = null;//        }//        GC.Collect();//        GC.WaitForPendingFinalizers();//        GC.Collect();//        GC.WaitForPendingFinalizers();//    }//    return result;//}/// <summary>/// 把PowerPoint文件转换成PDF格式文件/// </summary>/// <param name="sourcePath">源文件路径</param>/// <param name="targetPath">目标文件路径</param> /// <returns>true=转换成功</returns>//public static bool PowerPointToPDF(string sourcePath, string targetPath)//{//    bool result;//    Microsoft.Office.Interop.PowerPoint.PpSaveAsFileType targetFileType = Microsoft.Office.Interop.PowerPoint.PpSaveAsFileType.ppSaveAsPDF;//    object missing = Type.Missing;//    Microsoft.Office.Interop.PowerPoint.ApplicationClass application = null;//    Microsoft.Office.Interop.PowerPoint.Presentation persentation = null;//    try//    {//        application = new Microsoft.Office.Interop.PowerPoint.ApplicationClass();//        //application.Visible = MsoTriState.msoFalse;//        persentation = application.Presentations.Open(sourcePath, MsoTriState.msoTrue, MsoTriState.msoFalse, MsoTriState.msoFalse);//        persentation.SaveAs(targetPath, targetFileType, Microsoft.Office.Core.MsoTriState.msoTrue);//        result = true;//    }//    catch (Exception e)//    {//        Console.WriteLine(e.Message);//        result = false;//    }//    finally//    {//        if (persentation != null)//        {//            persentation.Close();//            persentation = null;//        }//        if (application != null)//        {//            application.Quit();//            application = null;//        }//        GC.Collect();//        GC.WaitForPendingFinalizers();//        GC.Collect();//        GC.WaitForPendingFinalizers();//    }//    return result;//}/// <summary>/// 把Visio文件转换成PDF格式文件/// </summary>/// <param name="sourcePath">源文件路径</param>/// <param name="targetPath">目标文件路径</param> /// <returns>true=转换成功</returns>//public static bool VisioToPDF(string sourcePath, string targetPath)//{//    bool result;//    Microsoft.Office.Interop.Visio.VisFixedFormatTypes targetType = Microsoft.Office.Interop.Visio.VisFixedFormatTypes.visFixedFormatPDF;//    object missing = Type.Missing;//    Microsoft.Office.Interop.Visio.ApplicationClass application = null;//    Microsoft.Office.Interop.Visio.Document document = null;//    try//    {//        application = new Microsoft.Office.Interop.Visio.ApplicationClass();//        application.Visible = false;//        document = application.Documents.Open(sourcePath);//        document.Save();//        document.ExportAsFixedFormat(targetType, targetPath, Microsoft.Office.Interop.Visio.VisDocExIntent.visDocExIntentScreen, Microsoft.Office.Interop.Visio.VisPrintOutRange.visPrintAll);//        result = true;//    }//    catch (Exception e)//    {//        Console.WriteLine(e.Message);//        result = false;//    }//    finally//    {//        if (application != null)//        {//            application.Quit();//            application = null;//        }//        GC.Collect();//        GC.WaitForPendingFinalizers();//        GC.Collect();//        GC.WaitForPendingFinalizers();//    }//    return result;//}}
}

 程序中包含了各种office格式转换pdf的代码，在使用之前，一定要加载对应的COM库进来，然后才可以使用。