为什么错误提示是:错误 CS0102: 类型“WindowsFormsApplication2.dlWindow”已经包含“openFile”的定义 请各位大侠看看错在哪里,如何修改?小弟不胜感激public override void openFile(object fileName)
        {
            try
            {
                
                {                    object file = openFileDialog1.FileName;                    object nullobj = System.Reflection.Missing.Value;                    object filename = file;                    object confirmConversions = Type.Missing;                    object readOnly = Type.Missing;                    object addToRecentFiles = Type.Missing;                    object passwordDocument = Type.Missing;                    object passwordTemplate = Type.Missing;                    object revert = Type.Missing;                    object writePasswordDocument = Type.Missing;                    object writePasswordTemplate = Type.Missing;                    object format = Type.Missing;                    object encoding = Type.Missing;                    object visible = Type.Missing;                    object openConflictDocument = Type.Missing;                    object openAndRepair = Type.Missing;                    object documentDirection = Type.Missing;                    object noEncodingDialog = Type.Missing;                    object missing = Type.Missing;                    Microsoft.Office.Interop.Word.ApplicationClass wordApp = new ApplicationClass();                    Microsoft.Office.Interop.Word.Document doc = wordApp.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   openConflictDocument,
                        ref   openAndRepair,
                        ref   documentDirection,
                        ref   noEncodingDialog);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show("出现错误:" + ex.ToString());
            }private void BtnRead_Click(object sender, EventArgs e)
        {
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                object file = openFileDialog1.FileName;                openFile(file);
                readPar(1);
                doc.ActiveWindow.Selection.WholeStory();
                doc.ActiveWindow.Selection.Copy();                IDataObject data = Clipboard.GetDataObject();
                doc.Activate();                doc.Close(ref   missing, ref   missing, ref   missing);                richTextBox1.Text = data.GetData(DataFormats.Text).ToString();
            }