.Net操作Word

    public class WordHelp
    {
        private Word.ApplicationClass oWordApplic;     // Word程序引用
        private Word.Document oDoc;                    // Word文档引用
        object missing = System.Reflection.Missing.Value;

        public Word.ApplicationClass WordApplication
        {
            get { return oWordApplic; }
        }

        public WordHelp()
        {
            // activate the interface with the COM object of Microsoft Word
            oWordApplic = new Word.ApplicationClass();
        }

        public WordHelp(Word.ApplicationClass wordapp)
        {
            oWordApplic = wordapp;
        }

        /// <summary>
        /// 打开word文件
        /// </summary>
        /// <param name="strFileName">输入参数：word文件位置</param>
        /// <param name="strContent">输出参数：word内容</param>
        public void Open(string strFileName, ref string strContent)
        {
            object fileName = strFileName;
            object readOnly = false;
            object isVisible = true;

            oDoc = oWordApplic.Documents.Open(ref fileName, ref missing, ref readOnly,
                ref missing, ref missing, ref missing, ref missing, ref missing, ref missing,
                ref missing, ref missing, ref isVisible, ref missing, ref missing, ref missing, ref missing);

            //选择文档的范围
            oDoc.ActiveWindow.Selection.WholeStory();
            //复制
            oDoc.ActiveWindow.Selection.Copy();
            //获取复制板的内容
            IDataObject data = Clipboard.GetDataObject();
            //获取word的内容
            strContent = data.GetData(DataFormats.Text).ToString();
            oDoc.Activate();
        }

        /// <summary>
        /// 写Word文件
        /// </summary>
        /// <param name="strFileName">输入参数：word模板位置</param>
        /// <param name="toFileName">输入参数：word保存位置</param>
        /// <param name="strWrite">输入参数：word的内容</param>
        public void WriteWord(string strFileName,string toFileName,string strWrite )
        {
            try
            {

                object fileName = strFileName;
                object toFileName2 = toFileName;
                object readOnly = false;
                object isVisible = true;

                oDoc = oWordApplic.Documents.Open(ref fileName, ref missing, ref readOnly,
                    ref missing, ref missing, ref missing, ref missing, ref missing, ref missing,
                    ref missing, ref missing, ref isVisible, ref missing, ref missing, ref missing, ref missing);

                //选择文档的范围
                oDoc.ActiveWindow.Selection.WholeStory();
                Word.Range rng = oDoc.Content;
                int lenght = oDoc.Characters.Count - 1;
                object start = lenght;
                object end = lenght;
                rng = oDoc.Range(ref start, ref end);
                rng.Text = strWrite;
                oDoc.SaveAs(ref toFileName2, ref Nothing, ref   Nothing, ref   Nothing, ref   Nothing,
                    ref   Nothing, ref   Nothing, ref   Nothing, ref   Nothing, ref   Nothing,
                    ref   Nothing, ref   Nothing, ref   Nothing, ref   Nothing, ref   Nothing,
                    ref   Nothing);
                Quit();
            }
            catch (Exception ex)
            {
            }

        }

        /// <summary>
        /// 关闭Word
        /// </summary>
        public void Quit()
        {
            oWordApplic.Application.Quit(ref missing, ref missing, ref missing);
        }
        private static object Nothing = System.Reflection.Missing.Value;


        /// <summary>
        /// 创建一个word文档
        /// </summary>
        /// <param name="FileName">输入参数：word的位置</param>
        /// <param name="HideWin">输入参数：是否打开文件</param>
        /// <returns></returns>
        public Word.Document CreateWordDocument(string FileName, bool HideWin)
        {
            if (FileName == "") return null;

            oWordApplic.Visible = HideWin;
            oWordApplic.Caption = "";
            oWordApplic.Options.CheckSpellingAsYouType = false;
            oWordApplic.Options.CheckGrammarAsYouType = false;

            Object filename = FileName;
            Object ConfirmConversions = false;
            Object ReadOnly = true;
            Object AddToRecentFiles = false;

            Object PasswordDocument = System.Type.Missing;
            Object PasswordTemplate = System.Type.Missing;
            Object Revert = System.Type.Missing;
            Object WritePasswordDocument = System.Type.Missing;
            Object WritePasswordTemplate = System.Type.Missing;
            Object Format = System.Type.Missing;
            Object Encoding = System.Type.Missing;
            Object Visible = System.Type.Missing;
            Object OpenAndRepair = System.Type.Missing;
            Object DocumentDirection = System.Type.Missing;
            Object NoEncodingDialog = System.Type.Missing;
            Object XMLTransform = System.Type.Missing;
            try
            {
                Word.Document wordDoc = oWordApplic.Documents.Open(ref filename, ref ConfirmConversions,
                ref ReadOnly, ref AddToRecentFiles, ref PasswordDocument, ref PasswordTemplate,
                ref Revert, ref WritePasswordDocument, ref WritePasswordTemplate, ref Format,
                ref Encoding, ref Visible, ref OpenAndRepair, ref DocumentDirection,
                ref NoEncodingDialog, ref XMLTransform);
                return wordDoc;

            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
                return null;
            }
        }


    }

 

注意首先要添加引用

using Word;

对应的DLL为：Interop.Word.dll