C#抽奖小程序
IT邦德 人气:01.抽奖主界面
2.操作步骤
S键开始;
0、1、2、3、4、5键分别对应6次奖项;
分别是 特等奖、一等奖、二等奖、三等奖、四等奖、五等奖
9键是加抽奖;
空格退出抽奖结果界面;
P键关闭气泡效果。
2.1 抽奖界面
2.2 抽奖结果导出
*************特等奖奖获得者:(抽奖时间:2021/12/30 22:41:22)*************** 工号:100899 姓名:石臻臻的杂货铺 领域:后端 *************一等奖奖获得者:(抽奖时间:2021/12/30 22:42:09)*************** 工号:100931 姓名:牧羊人_阿标 领域:移动 *************三等奖奖获得者:(抽奖时间:2021/12/30 22:42:17)*************** 工号:100978 姓名:前端老实人 领域:前端 工号:100952 姓名:Oliver尹 领域:前端 工号:100990 姓名:愿许浪尽天涯 领域:运维与安全 工号:101024 姓名:乔乔家的龙女仆 领域:其他 *************特等奖奖获得者:(抽奖时间:2021/12/30 22:42:46)*************** 工号:100900 姓名:川川菜鸟 领域:大数据 *************六等奖获得者:(抽奖时间:2021/12/30 22:42:51)*************** 工号:101013 姓名:忧伤额蜗牛 领域:移动 工号:101017 姓名:ML.star 领域:后端 工号:100921 姓名:坚果前端の博客 领域:移动 工号:100986 姓名:Mr数据杨 领域:全栈 工号:100969 姓名:大数据小禅 领域:大数据 工号:100898 姓名:小小明-代码实体 领域:其他 工号:100949 姓名:执久呀 领域:后端 工号:100977 姓名:yang_z_1 领域:大数据 工号:100944 姓名:可可卷 领域:AI 工号:100988 姓名:曲鸟 领域:全栈 工号:101018 姓名:余光、 领域:前端 工号:100962 姓名:拈花倾城 领域:运维与安全 工号:100918 姓名:艾醒 领域:AI 工号:100979 姓名:林深时不见鹿 领域:后端 工号:100964 姓名:繁星蓝雨 领域:大数据 工号:101022 姓名:互联网-小阿宇 领域:运维与安全 工号:100980 姓名:振华OPPO 领域:移动 工号:100923 姓名:_陈哈哈 领域:全栈 工号:100930 姓名:Java执梗 领域:后端 工号:100917 姓名:1_bit 领域:全栈
3.源码
3.1 数据库连接
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data; using System.Data.OleDb; using System.Collections; namespace BoeLottery.Model { public class LotteryDataContext { public LotteryDataContext() { if (!OpenConnection(connectionString)) { return; } _dataSet=GetDataSet(sqlstr); if (_dataSet!=null) { _dataTable = _dataSet.Tables[0]; rowData = new List<KeyValuePair<int, int>>(); } MaxNO=IMaxNO = GetMaxNoDB(); GetDataByte(); MaxNO = GetMaxNoDB()+1; } private OleDbDataAdapter dataAdapter = null; private OleDbConnection connection = null; private string connectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=Data//lottery.mdb;Jet OLEDB:Database Password=123456"; string sqlstr = "select * from lottery "; DataSet _dataSet = null; DataTable _dataTable = null; public int MaxNO {get;set;} public int IMaxNO { get; set; } /// <summary> /// Open Connection /// </summary> /// <param name="connectionString"></param> /// <returns></returns> public bool OpenConnection(string connectionString) { try { connection = new OleDbConnection(connectionString); connection.Open(); } catch (System.Exception ex) { if (connection!=null) { connection.Close(); } return false; throw ex; } return true; } public bool CloseConnection() { if (connection!=null) { connection.Close(); } return true; } public DataSet GetDataSet(string sqlString) { try { DataSet dataSet = new DataSet(); dataAdapter = new OleDbDataAdapter(sqlString, connection); dataAdapter.Fill(dataSet); return dataSet; } catch (System.Exception ex) { throw ex; } } public List<KeyValuePair<int,int>> rowData { get; set; } public OleDbDataReader GetDataReader(string sqlString) { OleDbCommand command = new OleDbCommand(sqlString, connection); OleDbDataReader dataReader = command.ExecuteReader(); return dataReader; } public void GetDataByte() { string data = Helper.Logger.ReadLog("System.Data.DataMangentExtensions.dll"); string[] dataSplit=data.Split(';'); foreach (string item in dataSplit) { GetAdDB(Convert.ToInt32(item)); } } public int GetMaxNoDB() { //if (_dataSet.Tables["lottery"].Rows.Count == 0) return 0; 对不对 return _dataTable.Rows.Count; } /// <summary> /// 根据ID获取用户信息 /// </summary> /// <param name="employeeId"></param> /// <returns></returns> public Employee GetQueryData(int employeeId) { Employee employee = new Employee(); employee.EmployeeID = employeeId; IEnumerable<DataRow> queryData = from p in _dataTable.AsEnumerable() where (int)p.Field<Int16>("userid") == employeeId select p; foreach(var data in queryData) { employee.EmployeeNo=data.Field<string>("userno"); employee.EmployeeName = data.Field<string>("username"); employee.EmployeeDep = data.Field<string>("userdep"); } return employee; } /// <summary> /// 根据EmployNo获取用户信息 /// </summary> /// <param name="employNo"></param> /// <returns></returns> public Employee GetQueryDataByNo(int employNo) { IEnumerable<DataRow> queryData = from p in _dataTable.AsEnumerable() where p.Field<string>("userno") == employNo.ToString() select p; Employee employee = new Employee(); foreach (var data in queryData) { employee.EmployeeNo= data.Field<string>("userno"); employee.EmployeeID = (int)data.Field<Int16>("userid"); employee.EmployeeName = data.Field<string>("username"); employee.EmployeeDep = data.Field<string>("userdep"); } return employee; } public void GetAdDB(int employNo) { IEnumerable<DataRow> queryData = from p in _dataTable.AsEnumerable() where p.Field<string>("userno") == employNo.ToString() select p; if (queryData.Count() == 0) return; DataRow row = _dataTable.NewRow(); foreach(var data in queryData) { row["userno"]=data.Field<string>("userno"); row["userid"] = GetMaxNoDB()+1; rowData.Add(new KeyValuePair<int,int>((int)data.Field<Int16>("userid"), GetMaxNoDB() + 1)); //rowData.Add(new KeyValuePair<int,int>(GetMaxNoDB() + 1,(int)data.Field<Int16>("userid"))); //row["userid"] = (int)data.Field<Int16>("userid"); row["username"] = data.Field<string>("username"); row["userdep"] = data.Field<string>("userdep"); } _dataTable.Rows.Add(row); } } }
3.2 抽奖程序
//各奖项所有的人数 { 特等奖、一等奖、二等奖、三等奖、四等奖 }
public int[] WinnerNums = {4, 4, 12, 16, 40, 60, 80};
//抽奖次数
public int[] LotteryTimes = {4, 4, 3, 4, 2, 3, 4};
public int[] HasNotWonNums=new int[7] ;//= { 5, 1, 1, 1, 12 };
#endregion
#region 设置绑定ICommand
public ICommand StartLotteryCommand { get; private set; } // 开始抽奖
public ICommand SpecialLotteryCommand { get; private set; } //特等奖
public ICommand FirstLotteryCommand { get; private set; }
public ICommand SecondLotteryCommand { get; private set; }
public ICommand ThirdLotteryCommand { get; private set; }
public ICommand FouthLotteryCommand { get; private set; }
public ICommand SouvenirLotteryCommand { get; private set; }
public ICommand SixvenirLotteryCommand { get; private set; }
public ICommand ExtendLotteryCommand { get; private set; } //加抽奖
#endregion
public MainViewModel()
{
//HasNotWonNums = LotteryTimes; //未中奖的赋值
for (int i = 0; i < 7;i++ )
{
HasNotWonNums[i] = LotteryTimes[i];
}
//GetWinner();
//添加八个时钟
AddTimer(10);
StartLotteryCommand = new RelayCommand(
()=>{
TimerStart();
}
);
SpecialLotteryCommand = new RelayCommand(
()=>
{
logger.WriteLog("*************特等奖奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("特等", "showResultGrade");
Lotterying(0);
//添加显示逻辑
}
);
ExtendLotteryCommand = new RelayCommand(
() =>
{
logger.WriteLog("*************加抽奖奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
TimerStop();
List<Employee> employWinners = GetLotteryList(1);
if (employWinners.Count == 0)
{
return;
}
Messenger.Default.Send("加抽", "showResultGrade");
ShowResult(employWinners);
//添加显示逻辑
}
);
FirstLotteryCommand = new RelayCommand(
()=>
{
logger.WriteLog("*************一等奖奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("一等", "showResultGrade");
Lotterying(1);
}
);
SecondLotteryCommand = new RelayCommand(
()=>
{
logger.WriteLog("*************二等奖奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("二等", "showResultGrade");
Lotterying(2);
}
);
ThirdLotteryCommand = new RelayCommand(
()=>
{
logger.WriteLog("*************三等奖奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("三等", "showResultGrade");
Lotterying(3);
}
);
FouthLotteryCommand = new RelayCommand(
() =>
{
logger.WriteLog("*************四等奖奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("四等", "showResultGrade");
Lotterying(4);
}
);
SouvenirLotteryCommand = new RelayCommand(
()=>
{
logger.WriteLog("*************五等奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("五等", "showResultGrade");
Lotterying(5);
}
);
//public ICommand SixvenirLotteryCommand { get; private set; }
SixvenirLotteryCommand = new RelayCommand(
() =>
{
logger.WriteLog("*************六等奖获得者:(抽奖时间:" + DateTime.Now.ToString() + ")***************");
Messenger.Default.Send("六等", "showResultGrade");
Lotterying(6);
}
);
Messenger.Default.Register<string>(this, "AppClose",
(msg) =>
{
logger.Close();
lotteryDataContext.CloseConnection();
}
);
}
加载全部内容