Esempio n. 1
0
 public bool ConfigExists(int group)
 {
     //DataSet ds = null;
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_SpecifiedRoomConfig, new object[1] {
             group
         });
         if (dt.Rows.Count > 0)
         {
             return(true);
         }
         //ds = SQLiteHelper.ExecuteDataSet(
         //          SQLiteHelper.connectString,
         //           sqlSelect_SpecifiedRoomConfig, new object[1] { group });
         //if (ds != null)
         //{
         //    if (ds.Tables.Count > 0)
         //    {
         //        if (ds.Tables[0].Rows.Count > 0)
         //        {
         //            return true;
         //        }
         //    }
         //}
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(false);
 }
        public static bool insert_record(string id, string info, string create_time)
        {
            bool bR = false;

            try
            {
                int      result = 0;
                object[] pars   = new object[]
                {
                    id, info, create_time
                };

                result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(sql_insert_record, pars).ToString());
                if (result >= 1)
                {
                    bR = true;
                }
                else
                {
                    bR = false;
                }
            }
            catch
            {
                //MessageBox.Show("出现错误:" + ex.Message);
            }
            return(bR);
        }
 public static bool QuestionExists(string content)
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_getSpecifiedQuestion, new object[1] {
             content
         });
         if (dt.Rows.Count > 0)
         {
             return(true);
         }
         //ds = SQLiteHelper.ExecuteDataSet(
         //          SQLiteHelper.connectString,
         //           sqlSelect_getSpecifiedQuestion, new object[1] { content });
         //if (ds != null)
         //{
         //    if (ds.Tables.Count > 0)
         //    {
         //        if (ds.Tables[0].Rows.Count > 0)
         //        {
         //            return true;
         //        }
         //    }
         //}
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(false);
 }
        public static DataTable GetClassCheckInfo(string className, string start, string end)
        {
            DataSet ds = null;

            try
            {
                DataTable dt = CsharpSQLiteHelper.ExecuteTable(
                    sqlSelect_GetClassCheckInfo, new object[3] {
                    className, start, end
                });
                return(dt);
                //ds = SQLiteHelper.ExecuteDataSet(
                //          SQLiteHelper.connectString,
                //           sqlSelect_GetClassCheckInfo, new object[3] { className, start, end });
                //if (ds != null)
                //{
                //    if (ds.Tables.Count > 0)
                //    {
                //        return ds.Tables[0];
                //    }
                //}
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("查询数据库时出现错误:" + ex.Message);
            }
            return(null);
        }
Esempio n. 5
0
        public static List <string> GetnjList()
        {
            List <string> list = new List <string>();
            DataSet       ds   = null;
            DataTable     dt   = null;

            try
            {
                if (InitialDB())
                {
                    dt = CsharpSQLiteHelper.ExecuteTable(SqlGetnj, null);
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        list.Add(dt.Rows[i][0].ToString());
                    }
                    //ds = SQLiteHelper.ExecuteDataSet(dbPath, SqlGetnj, null);
                }
                //if (ds != null && ds.Tables.Count > 0)
                //{
                //    DataTable dt = ds.Tables[0];
                //    for (int i = 0; i < dt.Rows.Count; i++)
                //    {
                //        list.Add(dt.Rows[i][0].ToString());
                //    }
                //}
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("读取学生数据库时出现错误!" + ex.Message);
                return(list);
            }
            return(list);
        }
        public static bool add_question_record(string question_id, string student_id, string answer)
        {
            string sql = sql_Insert_question_answer_info;

            try
            {
                int result = 0;
                result = CsharpSQLiteHelper.ExecuteNonQuery(
                    sql
                    , new object[3]
                {
                    question_id
                    , student_id
                    , answer
                });

                if (result > 0)
                {
                    return(true);
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("更新数据时出现错误:" + ex.Message);
            }
            return(false);
        }
        public static bool deleteQuestion(string question_id)
        {
            string sql = sqlDelete_delete_specified_question;

            try
            {
                int result = 0;
                result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(
                                       sql
                                       , new object[1]
                {
                    question_id
                }).ToString());
                //result = int.Parse(SQLiteHelper.ExecuteNonQuery(SQLiteHelper.connectString,
                //                            sql
                //                            , new object[1]
                //                                    {
                //                                       question_id
                //                                    }).ToString());

                if (result > 0)
                {
                    return(true);
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("更新数据时出现错误:" + ex.Message);
            }
            return(false);
        }
        /// <summary>
        /// 将学号和epc相关联
        /// </summary>
        /// <param name="xh"></param>
        /// <param name="epc"></param>
        /// <returns></returns>
        public static bool BindPersonEPC(string xh, string epc)
        {
            bool bR = false;

            try
            {
                int      result = 0;
                object[] pars   = new object[2] {
                    xh, epc
                };
                result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(SqlBindPerson2EPC, pars).ToString());
                if (result >= 1)
                {
                    bR = true;
                }
                else
                {
                    bR = false;
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("更新记录出现错误:" + ex.Message);
            }
            return(bR);
        }
        public DataTable getStudentInfo(string id)
        {
            DataSet ds = null;

            try
            {
                DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_GetSpecifiedStudentInfo, new object[1] {
                    id
                });
                return(dt);
                //ds = SQLiteHelper.ExecuteDataSet(
                //          SQLiteHelper.connectString,
                //           sqlSelect_GetSpecifiedStudentInfo, new object[1] { id });
                //if (ds != null)
                //{
                //    if (ds.Tables.Count > 0)
                //    {
                //        return ds.Tables[0];
                //    }
                //}
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("查询数据库时出现错误:" + ex.Message);
            }
            return(null);
        }
Esempio n. 10
0
        public static bool PersonExist(Person p)
        {
            bool bR = false;

            if (InitialDB())
            {
                int result = 0;

                DataTable dt = CsharpSQLiteHelper.ExecuteTable(SqlCheckSpecialPersonExist, new object[1] {
                    p.id_num
                });
                if (dt.Rows.Count >= 1)
                {
                    bR = true;
                }
            }

            /*
             * List<Person> lp = rfidCheck_CheckOn.GetPersonList();
             * if (lp != null)
             * {
             *
             *  for (int i = 0; i < lp.Count; i++)
             *  {
             *      if (p.id_num == lp[i].id_num)
             *      {
             *          bR = true;
             *          break;
             *      }
             *  }
             * }
             */
            return(bR);
        }
Esempio n. 11
0
        public bool DeleteNotExistedGroup(List <int> groups)
        {
            string str_not_in = string.Empty;

            for (int i = 0; i < groups.Count; i++)
            {
                if (str_not_in == string.Empty)
                {
                    str_not_in = groups[i].ToString();
                }
                else
                {
                    str_not_in = str_not_in + "," + groups[i].ToString();
                }
            }

            try
            {
                int result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(
                                           sqlDelete_allNotExistedGroups
                                           , new object[1]
                {
                    str_not_in
                }).ToString());
                if (result > 0)
                {
                    return(true);
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("更新数据时出现错误:" + ex.Message);
            }
            return(false);
        }
 public static bool AddQuestion(string question_id, string caption, string answer, string question_index)
 {
     try
     {
         int result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(
                                    sqlInsert_addQuestion
                                    , new object[4]
         {
             question_id
             , caption
             , answer
             , question_index
         }).ToString());
         //int result = int.Parse(SQLiteHelper.ExecuteNonQuery(SQLiteHelper.connectString,
         //                             sqlInsert_addQuestion
         //                             , new object[4]
         //                                    {
         //                                        question_id
         //                                        ,caption
         //                                        ,answer
         //                                        ,question_index
         //                                    }).ToString());
         if (result > 0)
         {
             return(true);
         }
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("更新数据时出现错误:" + ex.Message);
     }
     return(false);
 }
 public bool AddMapConfig(string equipID, int group, int row, int column)
 {
     try
     {
         int result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(
                                    sqlInsert_SaveConfig
                                    , new object[4]
         {
             equipID
             , group
             , row
             , column
         }).ToString());
         //int result = int.Parse(SQLiteHelper.ExecuteNonQuery(SQLiteHelper.connectString,
         //                             sqlInsert_SaveConfig
         //                             , new object[4]
         //                                    {
         //                                        equipID
         //                                        ,group
         //                                        ,row
         //                                        ,column
         //                                    }).ToString());
         if (result > 0)
         {
             return(true);
         }
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("添加数据时出现错误:" + ex.Message);
     }
     return(false);
 }
 public bool AddClassCheckInfo(string time, string name, string percentage)
 {
     try
     {
         int result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(
                                    sqlInsert_AddClassCheckInfo
                                    , new object[3]
         {
             time
             , name
             , percentage
         }).ToString());
         //int result = int.Parse(SQLiteHelper.ExecuteNonQuery(SQLiteHelper.connectString,
         //                             sqlInsert_AddClassCheckInfo
         //                             , new object[3]
         //                                    {
         //                                        time
         //                                        ,name
         //                                        ,percentage
         //                                    }).ToString());
         if (result > 0)
         {
             return(true);
         }
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("添加数据时出现错误:" + ex.Message);
     }
     return(false);
 }
        public static DataTable getAllQuestion()
        {
            DataSet ds = null;

            try
            {
                DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_getAllQuestion, null);
                return(dt);
                //ds = SQLiteHelper.ExecuteDataSet(
                //          SQLiteHelper.connectString,
                //           sqlSelect_getAllQuestion, null);
                //if (ds != null)
                //{
                //    if (ds.Tables.Count > 0)
                //    {
                //        return ds.Tables[0];
                //    }
                //}
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("查询数据库时出现错误:" + ex.Message);
            }
            return(null);
        }
Esempio n. 16
0
        /// <summary>
        /// 获取指定时间考勤过的人员列表
        /// </summary>
        /// <param name="strCheckDate"></param>
        /// <returns></returns>
        //public static List<CheckPerson> GetCheckedPersonList(string strCheckDate)
        //{
        //    List<CheckPerson> personList = new List<CheckPerson>();
        //    ///*


        //    //if (null == strCheckDate)
        //    //{
        //    //    return null;
        //    //}
        //    //DataSet myDataSetPerson = rfidCheck_CheckOn.GetPersonDataSet();
        //    //DataSet myDataSetRecords = rfidCheck_CheckOn.GetCheckDataSet();
        //    //DataTable tbPerson = myDataSetPerson.Tables["student"];
        //    //if (tbPerson == null)
        //    //{
        //    //    rfidCheck_CheckOn.AddStudentTableToPersonDS(ref myDataSetPerson);
        //    //    tbPerson = myDataSetPerson.Tables["student"];
        //    //}
        //    //DataTable tbRecords = myDataSetRecords.Tables["CheckRecords"];
        //    //if (null == tbRecords)
        //    //{
        //    //    rfidCheck_CheckOn.AddCheckRecordTableToCheckDS(ref myDataSetRecords);
        //    //    tbRecords = myDataSetRecords.Tables["CheckRecords"];
        //    //}
        //    //string strDate = null;
        //    //strDate = rfidCheck_CheckOn.GetDateSubString(strCheckDate);
        //    //if (null != strDate)
        //    //{
        //    //    for (int i = 0; i < tbRecords.Rows.Count; i++)
        //    //    {
        //    //        string strDateTemp = rfidCheck_CheckOn.GetDateSubString(tbRecords.Rows[i]["Date"].ToString()); ;

        //    //        if (null != strDateTemp && strDateTemp == strDate)// 保证获得的记录的时间和要求的时间一致
        //    //        {
        //    //            string tempID = tbRecords.Rows[i]["id_no"].ToString();
        //    //            string tempDate = tbRecords.Rows[i]["Date"].ToString();
        //    //            for (int j = 0; j < tbPerson.Rows.Count; j++)
        //    //            {
        //    //                if (tbPerson.Rows[j]["id_no"].ToString() == tempID)
        //    //                {
        //    //                    CheckRecord cr = new CheckRecord(tempID, tbPerson.Rows[j]["name"].ToString(), tbRecords.Rows[i]["Date"].ToString());
        //    //                    Person p = new Person(tbPerson.Rows[j]["id_no"].ToString(), tbPerson.Rows[j]["name"].ToString(), tbPerson.Rows[j]["tel"].ToString(), tbPerson.Rows[j]["mail"].ToString());
        //    //                    CheckPerson cp = new CheckPerson(tempDate, p);
        //    //                    personList.Add(cp);
        //    //                    break;
        //    //                }
        //    //            }
        //    //        }
        //    //    }
        //    //}

        //    return personList;
        //}
        //public static List<CheckRecord> GetCheckRecords(string startTime, string endTime)
        //{
        //    List<CheckRecord> records = new List<CheckRecord>();

        //    return records;
        //}
        /// <summary>
        /// 获取考勤记录
        /// </summary>
        /// <param name="strCheckDate">需要获取的考勤记录的时间</param>
        /// <returns>考勤记录的集合</returns>
        //public static List<CheckRecord> GetCheckRecords(string strCheckDate)
        //{
        //    if (null == strCheckDate)
        //    {
        //        return null;
        //    }
        //    List<CheckRecord> records = new List<CheckRecord>();
        //    DataSet myDataSetRecords = rfidCheck_CheckOn.GetCheckDataSet();
        //    DataTable tbRecords = myDataSetRecords.Tables[0];
        //    if (null != tbRecords)
        //    {
        //    }
        //    /*

        //    if (null == tbRecords)
        //    {
        //        rfidCheck_CheckOn.AddCheckRecordTableToCheckDS(ref myDataSetRecords);
        //        tbRecords = myDataSetRecords.Tables["CheckRecords"];
        //    }
        //    string strDate = null;
        //    strDate = rfidCheck_CheckOn.GetDateSubString(strCheckDate);
        //    if (null!=strDate)
        //    {
        //        for (int i = 0; i < tbRecords.Rows.Count; i++)
        //        {
        //            string strDateTemp = rfidCheck_CheckOn.GetDateSubString(tbRecords.Rows[i]["Date"].ToString()); ;

        //            if (null != strDateTemp && strDateTemp == strDate)// 保证获得的记录的时间和要求的时间一致
        //            {
        //                string tempID = tbRecords.Rows[i]["id_no"].ToString();
        //                string tempDate=tbRecords.Rows[i]["Date"].ToString();
        //                CheckRecord cr = new CheckRecord(tempID, tempDate);
        //                records.Add(cr);
        //            }
        //        }
        //    }
        //    */
        //    return records;
        //}

        public static bool CheckEPCUsed(string epc)
        {
            bool bR = false;

            try
            {
                if (InitialDB())
                {
                    int      result = 0;
                    object[] pars   = new object[1]
                    {
                        epc
                    };
                    DataTable dt = CsharpSQLiteHelper.ExecuteTable(SqlCheckEPCUsed, pars);
                    if (dt.Rows.Count > 0)
                    {
                        bR = true;
                    }
                    //result = int.Parse(SQLiteHelper.ExecuteScalar(dbPath, SqlCheckEPCUsed, pars).ToString());
                    //if (result >= 1)
                    //{
                    //    bR = true;
                    //}
                    //else
                    //{
                    //    bR = false;
                    //}
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("更新记录出现错误:" + ex.Message);
            }
            return(bR);
        }
Esempio n. 17
0
        public static DataTable GetCheckedPersonDataSet(string dateStart, string dateEnd)
        {
            //DataSet ds = null;
            DataTable dt = null;

            try
            {
                if (InitialDB())
                {
                    dt = CsharpSQLiteHelper.ExecuteTable(
                        SqlSelectCheckedPersonInPeriod
                        , new object[2] {
                        dateStart, dateEnd
                    });
                    //ds = SQLiteHelper.ExecuteDataSet(dbPath,
                    //                                SqlSelectCheckedPersonInPeriod
                    //                                , new object[2] { dateStart, dateEnd });
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("读取学生数据库时出现错误!" + ex.Message);
                return(null);
            }
            return(dt);
        }
Esempio n. 18
0
        public static DataTable GetCheckDataSet()
        {
            DataSet   dsCheckRecords = null;
            DataTable dtCheckRecords = null;

            try
            {
                if (InitialDB())
                {
                    dtCheckRecords = CsharpSQLiteHelper.ExecuteTable(SqlSelectAllRecords, null);
                    //dsCheckRecords = SQLiteHelper.ExecuteDataSet(dbPath, SqlSelectAllRecords, null);
                }

                /*
                 *
                 * if (!File.Exists(FileCheckName))
                 * {
                 *  rfidCheck_CheckOn.InitialCheckDB();
                 * }
                 * dsCheckRecords = new DataSet();
                 * dsCheckRecords.ReadXml(FileCheckName);
                 */
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("读取学生数据库时出现错误!" + ex.Message);
                return(null);
            }

            return(dtCheckRecords);
        }
Esempio n. 19
0
        public static DataTable GetStatisticCheckInfoDataSet(string startDate, string endDate
                                                             , string nj, string bj)
        {
            DataSet   ds = null;
            DataTable dt = null;

            if (null == startDate || null == endDate)
            {
                return(dt);
            }
            int    paraCount = 2;
            string sql       = SqlSelectCheckedPersonWithPara_head;

            if (null != nj)
            {
                paraCount++;
                sql += SqlSelectCheckedPersonWithPara_nj;
            }
            if (null != bj)
            {
                paraCount++;
                sql += SqlSelectCheckedPersonWithPara_bj;
            }
            sql += SqlSelectCheckedPersonWithPara_tail;
            Object[] paras = new Object[paraCount];
            paras[0] = startDate;
            paras[1] = endDate;
            if (null != nj)
            {
                paras[2] = nj;
            }
            if (null != bj)
            {
                if (paras[2] == null)
                {
                    paras[2] = bj;
                }
                else
                {
                    paras[3] = bj;
                }
            }
            try
            {
                if (InitialDB())
                {
                    dt = CsharpSQLiteHelper.ExecuteTable(sql, paras);
                    //ds = SQLiteHelper.ExecuteDataSet(dbPath, sql, paras);
                }
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("读取学生数据库时出现错误!" + ex.Message);
                return(null);
            }
            return(dt);
        }
Esempio n. 20
0
        public static bool PersonDelete(Person p)
        {
            bool bR = false;

            try
            {
                if (InitialDB())
                {
                    int      result = 0;
                    object[] pars   = new object[1]
                    {
                        p.id_num
                    };

                    result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(SqlDeletePerson, pars).ToString());
                    if (result >= 1)
                    {
                        bR = true;
                    }
                    else
                    {
                        bR = false;
                    }
                }

                /*
                 *
                 * DataSet myDataSet = GetPersonDataSet();
                 * DataTable dt = myDataSet.Tables["student"];
                 * if (dt == null)
                 * {
                 *  rfidCheck_CheckOn.AddStudentTableToPersonDS(ref myDataSet);
                 *  dt = myDataSet.Tables["student"];
                 * }
                 * if (null != dt)
                 * {
                 *  for (int i = 0; i < dt.Rows.Count; i++)
                 *  {
                 *      if (dt.Rows[i]["id_no"].ToString() == p.id_num)
                 *      {
                 *          dt.Rows[i].Delete();
                 *          myDataSet.WriteXml(FilePersonName);
                 *          bR = true;
                 *          break;
                 *      }
                 *  }
                 * }
                 *
                 */
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("删除记录出现错误:" + ex.Message);
            }
            return(bR);
        }
Esempio n. 21
0
        public static bool PersonAdd(Person p)
        {
            bool bR = false;

            try
            {
                if (InitialDB())
                {
                    int      result = 0;
                    object[] pars   = new object[7];
                    pars[0] = p.id_num;
                    pars[1] = p.name;
                    pars[2] = p.sex;
                    pars[3] = p.age;
                    pars[4] = p.bj;
                    pars[5] = p.email;
                    pars[6] = p.deviceID;

                    result = int.Parse(CsharpSQLiteHelper.ExecuteNonQuery(SqlInsertPerson, pars).ToString());
                    if (result >= 1)
                    {
                        bR = true;
                    }
                    else
                    {
                        bR = false;
                    }
                }

                /*
                 * DataSet myDataSet = GetPersonDataSet();
                 * DataTable dt = myDataSet.Tables["student"];
                 * if (dt == null)
                 * {
                 *  rfidCheck_CheckOn.AddStudentTableToPersonDS(ref myDataSet);
                 *  dt = myDataSet.Tables["student"];
                 * }
                 * if (null != dt)
                 * {
                 *  DataRow myRow = dt.NewRow();
                 *  myRow["id_no"] = p.id_num;
                 *  myRow["name"] = p.name;
                 *  myRow["tel"] = p.telephone;
                 *  myRow["mail"] = p.email;
                 *  dt.Rows.Add(myRow);
                 *  myDataSet.WriteXml(FilePersonName);
                 *  bR = true;
                 * }
                 */
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("添加新记录出现错误:" + ex.Message);
            }
            return(bR);
        }
 public static void clearStudentInfo()
 {
     try
     {
         CsharpSQLiteHelper.ExecuteNonQuery(sqlDelete_clearStudentInfo, null);
         CsharpSQLiteHelper.ExecuteNonQuery(sqlDelete_clearStudentEpcLink, null);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("更新数据时出现错误:" + ex.Message);
     }
 }
 public DataTable getAllRoomConfigs()
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sql_select_room_configs, null);
         return(dt);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(null);
 }
        public static bool AddCheckInfo(string record_id, string STUDENTID, string CHECK_TIME)
        {
            bool bR     = true;
            int  result = CsharpSQLiteHelper.ExecuteNonQuery(sqlInsert_AddCheckInfo, new object[3] {
                record_id, STUDENTID, CHECK_TIME
            });

            if (result <= 0)
            {
                bR = false;
            }
            return(bR);
        }
 public static DataTable getQuestion(string question_id)
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_getQuestion, new object[] { question_id });
         return(dt);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(null);
 }
 public static DataTable getAllStudentInfo()
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_allGetStudentInfo, null);
         return(dt);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(null);
 }
 public static DataTable getAllRightAnswer(string question_id, string answer)
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sql_select_right_answer, new object[] { question_id, answer });
         return(dt);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(null);
 }
 public DataTable DeleteRoomConfig(string name)
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sql_delete_room_configs, new object[] { name });
         return(dt);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(null);
 }
Esempio n. 29
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        public int GetGroupCount()
        {
            int count = 0;

            try
            {
                DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_allRoomConfig, null);
                count = dt.Rows.Count;
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("查询数据库时出现错误:" + ex.Message);
            }
            return(count);
        }
 public DataTable getStudentInfo(string id)
 {
     try
     {
         DataTable dt = CsharpSQLiteHelper.ExecuteTable(sqlSelect_GetSpecifiedStudentInfo, new object[1] {
             id
         });
         return(dt);
     }
     catch (System.Exception ex)
     {
         MessageBox.Show("查询数据库时出现错误:" + ex.Message);
     }
     return(null);
 }