//public bool Save2Excel (  )
        //{
        //    //有checknox列的,只导出那些被选择的行
        //    if ( _HaveSelectedCheckBox )
        //    {
        //        return GRID2EXCEL.SaveToExcel ( this , GetSelectCheckBoxLine () );
        //    }
        //    else
        //        return SaveAll2Excel ();
        //}

        public bool SaveAll2Excel ()
        {
            GRID2EXCEL Excel = new GRID2EXCEL ();
            return Excel.SaveToExcel ( this );
        }
 public bool Save2Excel ()
 {
     //有checknox列的,只导出那些被选择的行
     if ( _HaveSelectedCheckBox )
     {
         GRID2EXCEL Excel = new GRID2EXCEL ();
         return Excel.SaveToExcel ( this , GetSelectCheckBoxLine () );
     }
     else
         return SaveAll2Excel ();
 }