/// <summary>
        ///
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnImportEmpsARInfo_Click(object sender, EventArgs e)
        {
            //判断是否存在Excel进程.
            if (CmdHelper.ifExistsTheProcessByName("EXCEL.EXE"))
            {
                ShowResult.show(lblResult, "存在未关闭的Office Excel进程,请先关闭!", false);
                return;
            }
            string _uncertainWSPath = _defaultDir + "\\uncertainRecord_" + TimeHelper.getCurrentTimeStr() + ".xls";

            this.dgv.Visible = false;
            this.dgv_same_pinyin_of_name.Visible = true;
            this.dgv_same_name.Visible           = false;
            dgv_same_name.DataSource             = null;
            dgv_same_pinyin_of_name.DataSource   = null;
            dgv.DataSource      = null;
            lblResult.Text      = "";
            lblResult.BackColor = this.BackColor;
            tb.Clear();
            randomStr   = TimeHelper.getCurrentTimeStr();
            xlsFilePath = FileNameDialog.getSelectedFilePathWithDefaultDir("请选择考勤记录:", "*.xls|*.xls", defaultDir);
            string dir = DirectoryHelper.getDirOfFile(xlsFilePath);

            if (string.IsNullOrEmpty(dir))
            {
                return;
            }
            List <string> xlsFileList = DirectoryHelper.getXlsFileUnderThePrescribedDir(dir);
            List <string> resultList  = new List <string>();

            foreach (string xlsFile in xlsFileList)
            {
                string fileName = DirectoryHelper.getFileNameWithoutSuffix(xlsFile);
                if (!CheckString.CheckARName(fileName))
                {
                    continue;
                }
                //格式符合:  3月考勤记录1。
                resultList.Add(xlsFile);
            }
            #region 先判断第四行,是否全为数字。
            int maxColIndex = 0;
            if (!check4thRow(resultList, out maxColIndex))
            {
                return;
            }
            #endregion
            if (cbCheckSameNamesButDifferentMachineNo.Checked)
            {
                #region 保存关键信息到后台.
                saveCriticalARInfo(resultList);
                #endregion
                #region  打开4个考勤文件
                for (int i = 1; i <= resultList.Count; i++)
                {
                    switch (i)
                    {
                    case 1:
                        _1th_my_excel = new MyExcel(resultList[0]);
                        _1th_my_excel.open();
                        _1th_Sheet = _1th_my_excel.getFirstWorkSheetAfterOpen();
                        break;

                    case 2:
                        _2nd_my_excel = new MyExcel(resultList[1]);
                        _2nd_my_excel.open();
                        _2nd_Sheet = _2nd_my_excel.getFirstWorkSheetAfterOpen();
                        break;

                    case 3:
                        _3rd_my_excel = new MyExcel(resultList[2]);
                        _3rd_my_excel.open();
                        _3rd_Sheet = _3rd_my_excel.getFirstWorkSheetAfterOpen();
                        break;

                    case 4:
                        _4th_my_excel = new MyExcel(resultList[3]);
                        _4th_my_excel.open();
                        _4th_Sheet = _4th_my_excel.getFirstWorkSheetAfterOpen();
                        break;
                    }
                }
                #endregion
                #region 创建 _uncertain_myExcel;
                MyExcel uncertainRecordExcel = null;
                uncertainRecordExcel = new MyExcel(_uncertainWSPath);
                uncertainRecordExcel.create();
                uncertainRecordExcel.open();
                uncertainWS = uncertainRecordExcel.getFirstWorkSheetAfterOpen();
                //先写,日期行。
                Usual_Excel_Helper uEHelper = new Usual_Excel_Helper(uncertainWS);
                uEHelper.writeToSpecificRow(1, 1, maxColIndex);
                #endregion
                System.Data.DataTable dt   = getSamePinYinButName();
                bool have_same_pinyin_flag = false;
                if (dt != null && dt.Rows.Count > 0)
                {
                    have_same_pinyin_flag = true;
                }
                //*************判断是否拼音相同 开始********************8
                if (have_same_pinyin_flag)
                {
                    this.dgv_same_pinyin_of_name.Visible    = true;
                    this.dgv_same_pinyin_of_name.DataSource = dt;
                    DGVHelper.AutoSizeForDGV(dgv_same_pinyin_of_name);
                    ShowResult.show(lblResult, "存在姓名拼音相同的记录!", false);
                    this.lblPrompt.Visible           = false;
                    timerRestoreTheLblResult.Enabled = true;
                    btnSwitch.Text = "查看拼音相同的记录";
                    btnSwitch_Click(sender, e);
                    #region 写记录到不确定文档中.
                    int theRowIndex           = 0;
                    int Attendance_Machine_No = 0;
                    for (int i = 0; i <= dt.Rows.Count - 1; i++)
                    {
                        theRowIndex           = int.Parse(dt.Rows[i]["行号"].ToString());
                        Attendance_Machine_No = int.Parse(dt.Rows[i]["卡机编号"].ToString());
                        switch (Attendance_Machine_No)
                        {
                        case 1:
                            //获取源区域
                            srcRange = _1th_Sheet.Range[_1th_Sheet.Cells[theRowIndex, 1], _1th_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;

                            destRange = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            //保存一下。
                            break;

                        case 2:
                            srcRange = _2nd_Sheet.Range[_2nd_Sheet.Cells[theRowIndex, 1], _2nd_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Cells.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;

                            destRange = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            break;

                        case 3:
                            srcRange = _3rd_Sheet.Range[_3rd_Sheet.Cells[theRowIndex, 1], _3rd_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Cells.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;
                            destRange  = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            break;

                        case 4:
                            srcRange = _4th_Sheet.Range[_4th_Sheet.Cells[theRowIndex, 1], _4th_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Cells.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;
                            destRange  = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            break;
                        }
                    }
                    //显示该文档
                    CmdHelper.runCmd(_uncertainWSPath);
                    #endregion
                    string promptStr = string.Format(@"存在姓名拼音相同的记录。{0}
                                                                              继续(OK), 取消导入(Cancel)。", "\r\n");
                    if (DialogResult.Cancel.Equals(MessageBox.Show(promptStr, "提示:", MessageBoxButtons.OKCancel, MessageBoxIcon.Information)))
                    {
                        uncertainWS.UsedRange.ColumnWidth = 3.75M;
                        uncertainRecordExcel.saveWithoutAutoFit();
                        uncertainRecordExcel.close();
                        closeThe4ARExcels();
                        return;
                    }
                }
                //closeThe4ARExcels();
                //*************判断是否拼音相同  结束*****************88
                //1.h
                dt = getSameNameInfo();
                string prompt = string.Empty;
                if (dt.Rows.Count != 0)
                {
                    btnSwitch.Text = "查看同名记录";
                    btnSwitch_Click(sender, e);

                    int theRowIndex           = 0;
                    int Attendance_Machine_No = 0;
                    #region   记录书写结束.
                    for (int i = 0; i <= dt.Rows.Count - 1; i++)
                    {
                        theRowIndex           = int.Parse(dt.Rows[i]["行号"].ToString());
                        Attendance_Machine_No = int.Parse(dt.Rows[i]["卡机编号"].ToString());
                        switch (Attendance_Machine_No)
                        {
                        case 1:
                            //获取源区域
                            srcRange = _1th_Sheet.Range[_1th_Sheet.Cells[theRowIndex, 1], _1th_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;
                            destRange  = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            //保存一下。
                            break;

                        case 2:
                            srcRange = _2nd_Sheet.Range[_2nd_Sheet.Cells[theRowIndex, 1], _2nd_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Cells.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;
                            destRange  = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            break;

                        case 3:
                            srcRange = _3rd_Sheet.Range[_3rd_Sheet.Cells[theRowIndex, 1], _3rd_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Cells.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;
                            destRange  = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            break;

                        case 4:
                            srcRange = _4th_Sheet.Range[_4th_Sheet.Cells[theRowIndex, 1], _4th_Sheet.Cells[theRowIndex + 1, maxColIndex]];
                            srcRange.Cells.Copy(Type.Missing);
                            //向目标复制。
                            //或取目标单元格。
                            currentRow = uncertainWS.UsedRange.Rows.Count;
                            destRange  = uncertainWS.Range[uncertainWS.Cells[currentRow + 1, 1], uncertainWS.Cells[currentRow + 2, maxColIndex]];
                            //destRange.Select();
                            uncertainWS.Paste(destRange, false);
                            break;
                        }
                    }
                    #endregion
                    prompt = string.Format(@"存在同名记录,将合并;{0}
                                                                              继续(OK), 取消导入(Cancel)。", "\r\n");
                    if (DialogResult.Cancel.Equals(MessageBox.Show(prompt, "提示:", MessageBoxButtons.OKCancel, MessageBoxIcon.Information)))
                    {
                        uEHelper.setAllColumnsWidth(3.75M);
                        uncertainRecordExcel.saveWithoutAutoFit();
                        uncertainRecordExcel.close();
                        closeThe4ARExcels();
                        return;
                    }
                }
                //关闭不确定文档。
                uEHelper.setAllColumnsWidth(3.75M);
                uncertainRecordExcel.saveWithoutAutoFit();
                uncertainRecordExcel.close();
                closeThe4ARExcels();
            }
            resultList.Sort();
            //判断该考勤机中是否已经存在,某月的记录
            foreach (string xlsFilePath in resultList)
            {
                string fileName = DirectoryHelper.getFileNameWithoutSuffix(xlsFilePath);
                int    attendanceMachineFlag = int.Parse(fileName.Substring(fileName.Length - 1, 1));
                //打开文档获取考勤机,所记录的日期。
                MyExcel myExcel = new MyExcel(xlsFilePath);
                myExcel.open();
                Worksheet          firstSheet         = myExcel.getFirstWorkSheetAfterOpen();
                Usual_Excel_Helper uEHelper           = new Usual_Excel_Helper(firstSheet);
                string             year_and_month_str = uEHelper.getCellContentByRowAndColIndex(3, 3);
                year_and_month_str = year_and_month_str.Substring(0, 7);
                myExcel.close();
                System.Data.DataTable dtSubmitInfo = getSubmitInfoOfTheSpecificeMachineAndYearAndMonth(attendanceMachineFlag, year_and_month_str);
                if (!"0".Equals(dtSubmitInfo.Rows[0]["nums_of_staffs"].ToString()))
                {
                    string prompt = string.Format(@"您已经于: {1},{0}提交了{2} 考勤机{3},{0}共计{4}个用户的纪录{0}    覆盖(OK),退出(Cancel)?", "\r\n", dtSubmitInfo.Rows[0]["latest_record_time"].ToString(), year_and_month_str, attendanceMachineFlag, dtSubmitInfo.Rows[0]["nums_of_staffs"].ToString());
                    if (DialogResult.Cancel.Equals(MessageBox.Show(prompt, "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question)))
                    {
                        return;
                    }
                    delTheInfoOfTheSpecificeMachineAndYearAndMonth(attendanceMachineFlag, year_and_month_str);
                }
            }
            this.dgv.DataSource = null;
            //this.dgv.Columns.Clear();
            lblPrompt.Visible = false;
            lblPrompt.Text    = "";
            pb.Value          = 0;
            pb.Maximum        = 0;
            pb.Visible        = false;
            foreach (string xlsFilePath in resultList)
            {
                tb.Text           = xlsFilePath;
                lblResult.Visible = false;
                MSG msg = AttendanceRHelper.ImportAttendanceRecordToDB(xlsFilePath, randomStr, lblPrompt, pb, lblResult);
                //导入完成后进行保存,保存该文件至prepared目录中
                pb.Visible        = false;
                lblPrompt.Visible = false;
                ShowResult.show(lblResult, msg.Msg, msg.Flag);
                timerRestoreTheLblResult.Enabled = true;
                if (!msg.Flag)
                {
                    return;
                }
                //saveTheExcel(xlsFilePath);
            }
            dgv_same_name.Visible           = false;
            dgv_same_pinyin_of_name.Visible = false;
            //加载导入的数据。
            this.dgv.DataSource = null;
            this.dgv.DataSource = aR.getAR(randomStr);
            this.dgv.Visible    = true;
            DGVHelper.AutoSizeForDGV(dgv);
            tb.Clear();
        }
 public void Getdgv()
 {
     System.Data.DataTable result = aR.getAR(randomStr);
     //  CalcFinished(result);
     Invoke(new changetext(Changetext), new object[] { result });
 }