用到的知识很简单：产生随机数、保存数据到文本文件、定时器的使用等。主要体现c#面向对象设计的思想。界面效果如下：
1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading.Tasks; 6 7 namespace 体育彩票选号器 8 { 9 /// <summary> 10 /// 日历类 11 /// </summary> 12 class Calendar 13 { 14 public string Year { get; set; } 15 public string Month { get; set; } 16 public string Day { get; set; } 17 public string Time { get; set; } 18 public string Week { get; set; } 19 } 20 }
1 using System; 2 using System.Collections.Generic; 3 using System.IO; 4 using System.Linq; 5 using System.Text; 6 using System.Threading.Tasks; 7 8 namespace 体育彩票选号器 9 { 10 /// <summary> 11 /// 选号器类 12 /// </summary> 13 class PickDevice 14 { 15 private Random random; 16 private Calendar myCalendar; 17 internal Calendar MyCalendar 18 { 19 get 20 { 21 this.myCalendar.Year = DateTime.Now.Year.ToString(); 22 this.myCalendar.Month = DateTime.Now.Month.ToString("00"); 23 this.myCalendar.Day = DateTime.Now.Day.ToString("00"); 24 this.myCalendar.Time = DateTime.Now.ToLongTimeString(); 25 this.myCalendar.Week = WeekToChineseWeek(DateTime.Now.DayOfWeek.ToString()); 26 return myCalendar; 27 } 28 //set { myCalendar = value; } 29 } 30 /// <summary> 31 /// 选中的号码 32 /// </summary> 33 private List<string> selectedNum; 34 35 public List<string> SelectedNum 36 { 37 get { return selectedNum; } 38 set { selectedNum = value; } 39 } 40 public PickDevice() 41 { 42 random = new Random(); 43 myCalendar = new Calendar(); 44 selectedNum=new List<string>(); 45 } 46 /// <summary> 47 /// 生成10以内随机号码 48 /// </summary> 49 /// <returns></returns> 50 public int[] CreateNum() 51 { 52 int[] num=new int[7]; 53 num[0] = random.Next(10); 54 num[1] = random.Next(10); 55 num[2] = random.Next(10); 56 num[3] = random.Next(10); 57 num[4] = random.Next(10); 58 num[5] = random.Next(10); 59 num[6] = random.Next(10); 60 return num; 61 } 62 public void ExportToTxt(string path) 63 { 64 using (FileStream fs = new FileStream(path, FileMode.Create)) 65 { 66 using (StreamWriter sw = new StreamWriter(fs)) 67 { 68 foreach(string s in SelectedNum) 69 { 70 sw.WriteLine(s); 71 } 72 } 73 } 74 } 75 /// <summary> 76 /// 将英文日期转换为中文 77 /// </summary> 78 /// <param name="week"></param> 79 /// <returns></returns> 80 public string WeekToChineseWeek(string week) 81 { 82 switch (week) 83 { 84 case "Monday": 85 return "一"; 86 //break; 87 case "Tuesday": 88 return "二"; 89 //break; 90 case "Wednesday": 91 return "三"; 92 //break; 93 case "Thursday": 94 return "四"; 95 //break; 96 case "Friday": 97 return "五"; 98 //break; 99 case "Saturday": 100 return "六"; 101 //break; 102 case "Sunday": 103 return "日"; 104 //break; 105 default: 106 return "日"; 107 //break; 108 } 109 } 110 } 111 }
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace 体育彩票选号器 { public partial class FrmMain : Form { PickDevice pickDevice = new PickDevice(); private int order = 0;//选号的组号 public FrmMain() { InitializeComponent(); this.btnChoose.Enabled = false; } /// <summary> /// 获取日历信息 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void tmrCalendar_Tick(object sender, EventArgs e) { this.lblYear.Text = pickDevice.MyCalendar.Year; this.lblMonth.Text = pickDevice.MyCalendar.Month; this.lblDay.Text = pickDevice.MyCalendar.Day; this.lblTime.Text = pickDevice.MyCalendar.Time; this.lblWeek.Text = pickDevice.MyCalendar.Week; } /// <summary> /// 产生随机数 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void tmrRandom_Tick(object sender, EventArgs e) { int[] num = pickDevice.CreateNum(); this.lblNum1.Text=num[0].ToString(); this.lblNum2.Text = num[1].ToString(); this.lblNum3.Text = num[2].ToString(); this.lblNum4.Text = num[3].ToString(); this.lblNum5.Text = num[4].ToString(); this.lblNum6.Text = num[5].ToString(); this.lblNum7.Text = num[6].ToString(); } /// <summary> /// 启动 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnStart_Click(object sender, EventArgs e) { tmrRandom.Start(); this.btnChoose.Enabled = !this.btnChoose.Enabled; this.btnStart.Enabled=!this.btnStart.Enabled; } /// <summary> /// 选号 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnChoose_Click(object sender, EventArgs e) { this.tmrRandom.Stop(); this.btnStart.Enabled = !this.btnStart.Enabled; this.btnChoose.Enabled = !this.btnChoose.Enabled; string num = ""; num += this.lblNum1.Text; num += this.lblNum2.Text; num += this.lblNum3.Text; num += this.lblNum4.Text; num += this.lblNum5.Text; num += this.lblNum6.Text; num += " "; num += this.lblNum7.Text; order++; num = "第" + order + "组：" + num; lstNum.Items.Add(num); pickDevice.SelectedNum.Add(num); } /// <summary> /// 打印 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnPrint_Click(object sender, EventArgs e) { if (this.lstNum.Items.Count == 0) { MessageBox.Show("请先选号哦~~~"); return; } string path = DateTime.Now.ToString("yyyyMMddHHmmssms")+".txt"; pickDevice.ExportToTxt(path); btnClear_Click(null,null); MessageBox.Show("恭喜，搞定~~~"); } /// <summary> /// 清空 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnClear_Click(object sender, EventArgs e) { this.lstNum.Items.Clear(); foreach (Control c in pnlNum.Controls) { c.Text = "0"; } order = 0; pickDevice.SelectedNum.Clear(); } } }
代码下载：体育彩票选号器.rar
