C# 将Word文档格式转化成写字板格式

最新推荐文章于 2024-04-30 20:00:58 发布

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最新推荐文章于 2024-04-30 20:00:58 发布

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文章标签：文档 c# object string button exception

本文链接：https://blog.youkuaiyun.com/kimcheolhyun/article/details/6819505

本文介绍了一个使用C#编写的简单Windows窗体应用程序，该程序能够读取并显示.doc和.docx格式的Word文档内容。通过将Word文档转换为RTF格式，应用程序能够在RichTextBox中显示文档的文字和基本格式。

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using System;
using System.IO;
using System.Windows.Forms;
using Word = Microsoft.Office.Interop.Word;

namespace WinFormWord
{
    public partial class FormWord : Form
    {
        #region
        private Button docButton;
        private RichTextBox richText;
        private OpenFileDialog openFile;
        private readonly string tempFilePath = Path.GetTempFileName();
        #endregion

        #region Form1
        public FormWord()
        {
            InitializeComponent();
            docButton = new Button();
            docButton.Dock = DockStyle.Top;
            docButton.Text = "读取Word文档(*.doc;*.docx)";
            docButton.Click += new EventHandler(docButton_Click);
            this.Controls.Add(docButton);
            richText = new RichTextBox();
            richText.AllowDrop = true;
            richText.Dock = DockStyle.Fill;
            richText.DragEnter += new DragEventHandler(richText_DragEnter);
            this.Controls.Add(richText);
            richText.BringToFront();
            openFile = new OpenFileDialog();
            openFile.Filter = "Word 文档(*.doc;*.docx)|*.doc;*.docx";
            this.StartPosition = FormStartPosition.WindowsDefaultBounds;
        }
        #endregion

        #region richText_DragEnter
        private void richText_DragEnter(object sender, DragEventArgs e)
        {
            DataObject newData = e.Data as DataObject;
            if (richText.EnableAutoDragDrop = !newData.ContainsFileDropList())
                return;
            string filePath = newData.GetFileDropList()[0];
            if (Path.GetExtension(filePath).ToLowerInvariant().Contains(".doc"))
                DocToRTF(filePath);
        }
        #endregion

        #region DocToRTF
        private void DocToRTF(string filePath)
        {
            Word.Application newWord = new Word.Application();
            try
            {
                newWord.Visible = false;
                object readOnly = true;
                object fileName = filePath;
                object missing = Type.Missing;
                Word.Document doc = newWord.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 missing, ref missing, ref missing, ref missing, ref missing);
                fileName = tempFilePath;
                object format = Word.WdSaveFormat.wdFormatRTF;
                doc.SaveAs(ref fileName, ref format, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing);
                doc.Close(ref missing, ref missing, ref missing);
                newWord.Quit(ref missing, ref missing, ref missing);
                richText.LoadFile(tempFilePath);
                this.Text = Path.GetFileName(filePath);
            }
            catch (Exception se)
            {
                MessageBox.Show(this, se.Message, "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
            }
            finally
            {
                newWord = null;
                GC.Collect();
            }
        }
        #endregion

        #region docButton_Click
        private void docButton_Click(object sender, EventArgs e)
        {
            if (openFile.ShowDialog(this) == DialogResult.OK)
                DocToRTF(openFile.FileName);
        }
        #endregion

        #region OnFormClosing
        protected override void OnFormClosing(FormClosingEventArgs e)
        {
            base.OnFormClosing(e);
            File.Delete(tempFilePath);
        }
        #endregion
    }
}