今天因?yàn)榭蛻粜枰?，需要將多個(gè)WORD文檔合并成為一個(gè)WORD文檔。其中，對(duì)WORD文檔的合并方式分兩種形式：

一是復(fù)制合并;

一是插入合并,即將多個(gè)文檔按照先后順序合并到另一個(gè)文檔中.

代碼如下:

using System;  
using System.Collections.Generic;  
using System.Text;  
using Microsoft.Office.Interop.Word;  
using System.Reflection;  
using System.IO;  
using System.Diagnostics;  
namespace Eipsoft.Common  
{  
    /// <summary>  
    /// Word文檔合并類  
    /// </summary>  
    public class WordDocumentMerger  
    {  
        private ApplicationClass objApp = null;  
        private Document objDocLast = null;  
        private Document objDocBeforeLast = null;  
        public WordDocumentMerger()  
        {  
            objApp = new ApplicationClass();  
        }  
        #region 打開文件  
        private void Open(string tempDoc)  
        {  
            object objTempDoc = tempDoc;  
            object objMissing = System.Reflection.Missing.Value;  
 
            objDocLast = objApp.Documents.Open(  
                 ref objTempDoc,    //FileName  
                 ref objMissing,   //ConfirmVersions  
                 ref objMissing,   //ReadOnly  
                 ref objMissing,   //AddToRecentFiles  
                 ref objMissing,   //PasswordDocument  
                 ref objMissing,   //PasswordTemplate  
                 ref objMissing,   //Revert  
                 ref objMissing,   //WritePasswordDocument  
                 ref objMissing,   //WritePasswordTemplate  
                 ref objMissing,   //Format  
                 ref objMissing,   //Enconding  
                 ref objMissing,   //Visible  
                 ref objMissing,   //OpenAndRepair  
                 ref objMissing,   //DocumentDirection  
                 ref objMissing,   //NoEncodingDialog  
                 ref objMissing    //XMLTransform  
                 );  
 
            objDocLast.Activate();  
        }  
        #endregion  
 
        #region 保存文件到輸出模板  
        private void SaveAs(string outDoc)  
        {  
            object objMissing = System.Reflection.Missing.Value;  
            object objOutDoc = outDoc;  
            objDocLast.SaveAs(  
              ref objOutDoc,      //FileName  
              ref objMissing,     //FileFormat  
              ref objMissing,     //LockComments  
              ref objMissing,     //PassWord       
              ref objMissing,     //AddToRecentFiles  
              ref objMissing,     //WritePassword  
              ref objMissing,     //ReadOnlyRecommended  
              ref objMissing,     //EmbedTrueTypeFonts  
              ref objMissing,     //SaveNativePictureFormat  
              ref objMissing,     //SaveFormsData  
              ref objMissing,     //SaveAsAOCELetter,  
              ref objMissing,     //Encoding  
              ref objMissing,     //InsertLineBreaks  
              ref objMissing,     //AllowSubstitutions  
              ref objMissing,     //LineEnding  
              ref objMissing      //AddBiDiMarks  
              );  
        }  
        #endregion  
 
        #region 循環(huán)合并多個(gè)文件（復(fù)制合并重復(fù)的文件）  
        /// <summary>  
        /// 循環(huán)合并多個(gè)文件（復(fù)制合并重復(fù)的文件）  
        /// </summary>  
        /// <param name="tempDoc">模板文件</param>  
        /// <param name="arrCopies">需要合并的文件</param>  
        /// <param name="outDoc">合并后的輸出文件</param>  
        public void CopyMerge(string tempDoc, string[] arrCopies, string outDoc)  
        {  
            object objMissing = Missing.Value;  
            object objFalse = false;  
            object objTarget = WdMergeTarget.wdMergeTargetSelected;  
            object objUseFormatFrom = WdUseFormattingFrom.wdFormattingFromSelected;  
            try 
            {  
                //打開模板文件  
                Open(tempDoc);  
                foreach (string strCopy in arrCopies)  
                {  
                    objDocLast.Merge(  
                      strCopy,                //FileName      
                      ref objTarget,          //MergeTarget  
                      ref objMissing,         //DetectFormatChanges  
                      ref objUseFormatFrom,   //UseFormattingFrom  
                      ref objMissing          //AddToRecentFiles  
                      );  
                    objDocBeforeLast = objDocLast;  
                    objDocLast = objApp.ActiveDocument;  
                    if (objDocBeforeLast != null)  
                    {  
                        objDocBeforeLast.Close(  
                          ref objFalse,     //SaveChanges  
                          ref objMissing,   //OriginalFormat  
                          ref objMissing    //RouteDocument  
                          );  
                    }  
                }  
                //保存到輸出文件  
                SaveAs(outDoc);  
                foreach (Document objDocument in objApp.Documents)  
                {  
                    objDocument.Close(  
                      ref objFalse,     //SaveChanges  
                      ref objMissing,   //OriginalFormat  
                      ref objMissing    //RouteDocument  
                      );  
                }  
            }  
            finally 
            {  
                objApp.Quit(  
                  ref objMissing,     //SaveChanges  
                  ref objMissing,     //OriginalFormat  
                  ref objMissing      //RoutDocument  
                  );  
                objApp = null;  
            }  
        }  
        /// <summary>  
        /// 循環(huán)合并多個(gè)文件（復(fù)制合并重復(fù)的文件）  
        /// </summary>  
        /// <param name="tempDoc">模板文件</param>  
        /// <param name="arrCopies">需要合并的文件</param>  
        /// <param name="outDoc">合并后的輸出文件</param>  
        public void CopyMerge(string tempDoc, string strCopyFolder, string outDoc)  
        {  
            string[] arrFiles = Directory.GetFiles(strCopyFolder);  
            CopyMerge(tempDoc, arrFiles, outDoc);  
        }  
        #endregion  
 
        #region 循環(huán)合并多個(gè)文件（插入合并文件）  
        /// <summary>  
        /// 循環(huán)合并多個(gè)文件（插入合并文件）  
        /// </summary>  
        /// <param name="tempDoc">模板文件</param>  
        /// <param name="arrCopies">需要合并的文件</param>  
        /// <param name="outDoc">合并后的輸出文件</param>  
        public void InsertMerge(string tempDoc, string[] arrCopies, string outDoc)  
        {  
            object objMissing = Missing.Value;  
            object objFalse = false;  
            object confirmConversion = false;  
            object link = false;  
            object attachment = false;  
            try 
            {  
                //打開模板文件  
                Open(tempDoc);  
                foreach (string strCopy in arrCopies)  
                {  
                    objApp.Selection.InsertFile(  
                        strCopy,  
                        ref objMissing,  
                        ref confirmConversion,  
                        ref link,  
                        ref attachment  
                        );  
                }  
                //保存到輸出文件  
                SaveAs(outDoc);  
                foreach (Document objDocument in objApp.Documents)  
                {  
                    objDocument.Close(  
                      ref objFalse,     //SaveChanges  
                      ref objMissing,   //OriginalFormat  
                      ref objMissing    //RouteDocument  
                      );  
                }  
            }  
            finally 
            {  
                objApp.Quit(  
                  ref objMissing,     //SaveChanges  
                  ref objMissing,     //OriginalFormat  
                  ref objMissing      //RoutDocument  
                  );  
                objApp = null;  
            }  
        }  
        /// <summary>  
        /// 循環(huán)合并多個(gè)文件（插入合并文件）  
        /// </summary>  
        /// <param name="tempDoc">模板文件</param>  
        /// <param name="arrCopies">需要合并的文件</param>  
        /// <param name="outDoc">合并后的輸出文件</param>  
        public void InsertMerge(string tempDoc, string strCopyFolder, string outDoc)  
        {  
            string[] arrFiles = Directory.GetFiles(strCopyFolder);  
            InsertMerge(tempDoc, arrFiles, outDoc);  
        }  
        #endregion  
    }  
} 

原文標(biāo)題：用C#編程合并多個(gè)WORD文檔

鏈接：http://www.cnblogs.com/madengwei/archive/2009/09/26/1574570.html

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