C# WORD 生成目录

 private void button1_Click(object sender, EventArgs e)
        {
            Object oMissing = System.Reflection.Missing.Value;
            Object oTrue = true;
            Object oFalse = false;
            
            Microsoft.Office.Interop.Word.Application oWord = new Microsoft.Office.Interop.Word.Application();
            Microsoft.Office.Interop.Word.Document doc = new Microsoft.Office.Interop.Word.Document();

            oWord.Visible = true;
            object fileName = this.textBox1.Text;
            doc = oWord.Documents.Open(ref fileName,
            ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing,
            ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing,
            ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing);

            //---------------------------------------------------------------------------------------------------------------------
            oWord.Selection.Paragraphs.OutlineLevel = WdOutlineLevel.wdOutlineLevel2;
            oWord.Selection.Paragraphs.OutlineLevel = WdOutlineLevel.wdOutlineLevel3;
            oWord.Selection.Paragraphs.OutlineLevel = WdOutlineLevel.wdOutlineLevelBodyText;

            object x = 0;
            Range myRange = doc.Range(ref x, ref x); 
            Object oUpperHeadingLevel = "1";
            Object oLowerHeadingLevel = "3";
            Object oTOCTableID = "TableOfContents";
            doc.TablesOfContents.Add(myRange, ref oTrue, ref oUpperHeadingLevel,
                ref oLowerHeadingLevel, ref oMissing, ref oTOCTableID, ref oTrue,
                ref oTrue, ref oMissing, ref oTrue, ref oTrue, ref oTrue);
            //---------------------------------------------------------------------------------------------------------------------
            //Object oSaveAsFile = fileName;
            //doc.SaveAs(ref oSaveAsFile, ref oMissing, ref oMissing, ref oMissing,
            //    ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing,
            //    ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing,
            //    ref oMissing, ref oMissing);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            OpenFileDialog fd = new OpenFileDialog();
            if (fd.ShowDialog() == DialogResult.OK)
            {
                this.textBox1.Text = fd.FileName;
            }
        }