WordOperate

using System;

using System.Collections.Generic;

using System.Diagnostics;

using System.Linq;

using System.Text;

namespace Common

{

    public class WordOperate : IDisposable

    {

        private Microsoft.Office.Interop.Word._Application _app;

        private Microsoft.Office.Interop.Word._Document _doc;

        object _nullobj = System.Reflection.Missing.Value;

        /// <summary>

        /// 关闭Word进程

        /// </summary>

        public void KillWinword()

        {

            var p = Process.GetProcessesByName("WINWORD");

            if (p.Any()) p[].Kill();

        }

        /// <summary>

        /// 打开word文档

        /// </summary>

        /// <param name="filePath"></param>

        public void Open(string filePath)

        {

            //_app = new Microsoft.Office.Interop.Word.ApplicationClass();//原版

            _app = new Microsoft.Office.Interop.Word.Application();

            object file = filePath;

            _doc = _app.Documents.Open(

                 ref file, ref _nullobj, ref _nullobj,

                 ref _nullobj, ref _nullobj, ref _nullobj,

                 ref _nullobj, ref _nullobj, ref _nullobj,

                 ref _nullobj, ref _nullobj, ref _nullobj,

                 ref _nullobj, ref _nullobj, ref _nullobj, ref _nullobj);

        }

        /// <summary>

        /// 替换word中的文字

        /// </summary>

        /// <param name="strOld">查找的文字</param>

        /// <param name="strNew">替换的文字</param>

        public void Replace(string strOld, string strNew)

        {

            //替换全局Document

            _app.Selection.Find.ClearFormatting();

            _app.Selection.Find.Replacement.ClearFormatting();

            _app.Selection.Find.Text = strOld;

            _app.Selection.Find.Replacement.Text = strNew;

            object objReplace = Microsoft.Office.Interop.Word.WdReplace.wdReplaceAll;

            _app.Selection.Find.Execute(ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref objReplace, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj);

            //替换页脚的字

            foreach (Microsoft.Office.Interop.Word.Section wordSection in _doc.Sections)

            {

                Microsoft.Office.Interop.Word.Range footerRange = wordSection.Footers[Microsoft.Office.Interop.Word.WdHeaderFooterIndex.wdHeaderFooterPrimary].Range;

                footerRange.Find.ClearFormatting();

                footerRange.Find.Replacement.ClearFormatting();

                footerRange.Find.Text = strOld;

                footerRange.Find.Replacement.Text = strNew;

                footerRange.Find.Execute(ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref objReplace, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj);

            }

            //替换页眉的字

            foreach (Microsoft.Office.Interop.Word.Section section in _doc.Sections)

            {

                Microsoft.Office.Interop.Word.Range headerRange = section.Headers[Microsoft.Office.Interop.Word.WdHeaderFooterIndex.wdHeaderFooterPrimary].Range;

                headerRange.Find.ClearFormatting();

                headerRange.Find.Replacement.ClearFormatting();

                headerRange.Find.Text = strOld;

                headerRange.Find.Replacement.Text = strNew;

                headerRange.Find.Execute(ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj,

                                       ref _nullobj, ref objReplace, ref _nullobj,

                                       ref _nullobj, ref _nullobj, ref _nullobj);

            }

            //文本框

            Microsoft.Office.Interop.Word.StoryRanges storyRanges = _doc.StoryRanges;

            foreach (Microsoft.Office.Interop.Word.Range range in storyRanges)

            {

                Microsoft.Office.Interop.Word.Range rangeFlag = range;

                if (Microsoft.Office.Interop.Word.WdStoryType.wdTextFrameStory == rangeFlag.StoryType)

                {

                    while (rangeFlag != null)

                    {

                        rangeFlag.Find.ClearFormatting();

                        rangeFlag.Find.Replacement.ClearFormatting();

                        rangeFlag.Find.Text = strOld;

                        rangeFlag.Find.Replacement.Text = strNew;

                        rangeFlag.Find.Execute(ref _nullobj, ref _nullobj, ref _nullobj,

                                               ref _nullobj, ref _nullobj, ref _nullobj,

                                               ref _nullobj, ref _nullobj, ref _nullobj,

                                               ref _nullobj, ref objReplace, ref _nullobj,

                                               ref _nullobj, ref _nullobj, ref _nullobj);

                        rangeFlag = range.NextStoryRange;

                    }

                }

            }

        }

        /// <summary>

        /// 保存

        /// </summary>

        public void Save(bool disposet = true)

        {

            if (disposet == false)

            {

                _doc.Save();

            }

            else

            {

                this.Save(false);

                this.Dispose();

                this.KillWinword();

            }

        }

        /// <summary>

        /// 退出

        /// </summary>

        public void Dispose()

        {

            _doc.Close(ref _nullobj, ref _nullobj, ref _nullobj);

            _app.Quit(ref _nullobj, ref _nullobj, ref _nullobj);

        }

    }

}