C\#ListView 의 데 이 터 를 Excel 로 내 보 내 는 인 스 턴 스 방법

    private void     _Click(object sender, EventArgs e)  
    {      
    ExportToExecl();  
    }   
    /// <summary>    
    ///        
    /// </summary> 
    public void ExportToExecl() 
    {      
    System.Windows.Forms.SaveFileDialog sfd = new SaveFileDialog();   
    sfd.DefaultExt = "xls";    
    sfd.Filter = "Excel  (*.xls)|*.xls";      
    if (sfd.ShowDialog() == DialogResult.OK)   
    {           
    DoExport(this.lstPostion, sfd.FileName);  
    }    
    }    
    /// <summary> 
    ///         
    /// </summary>   
    /// <param name="listView">ListView</param>   
    /// <param name="strFileName">       </param>   
    private void DoExport(ListView listView, string strFileName)    
    {       
    int rowNum = listView.Items.Count;   
    int columnNum = listView.Items[0].SubItems.Count; 
    int rowIndex = 1;       
    int columnIndex = 0;       
    if (rowNum == 0 || string.IsNullOrEmpty(strFileName))   
    {            
    return;       
    }       
    if (rowNum > 0)    
    {          
    Microsoft.Office.Interop.Excel.Application xlApp = new Microsoft.Office.Interop.Excel.ApplicationClass();  
    if (xlApp == null)        
    {             
    MessageBox.Show("    excel  ，          excel");  
    return;          
    }          
    xlApp.DefaultFilePath = "";    
    xlApp.DisplayAlerts = true;        
    xlApp.SheetsInNewWorkbook = 1;      
    Microsoft.Office.Interop.Excel.Workbook xlBook = xlApp.Workbooks.Add(true);   
    // ListView     Excel                
    foreach (ColumnHeader dc in listView.Columns)   
    {             
    columnIndex++;      
    xlApp.Cells[rowIndex, columnIndex] = dc.Text;   
    }            
    // ListView      Excel         
    for (int i = 0; i < rowNum; i++)      
    {              
    rowIndex++;      
    columnIndex = 0;    
    for (int j = 0; j < columnNum; j++)    
    {                    
    columnIndex++;              
    //            “\t”                     。         。     
    xlApp.Cells[rowIndex, columnIndex] = Convert.ToString(listView.Items[i].SubItems[j].Text) + "\t";      
    }         
    }        
    //         strFileName,Excel.XlFileFormat.xlExcel9795         Excel    95、97   2003、2007             ：     HRESULT:0x800A03EC。         strFileName, Microsoft.Office.Interop.Excel.XlFileFormat.xlWorkbookNormal。           
    xlBook.SaveAs(strFileName, Microsoft.Office.Interop.Excel.XlFileFormat.xlWorkbookNormal, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Microsoft.Office.Interop.Excel.XlSaveAsAccessMode.xlExclusive, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);   
    xlApp = null;           
    xlBook = null;        
    MessageBox.Show("OK");       
    }   
    }