C#学习笔记（第1周作业）

受队友诱惑，去听了李强的C#公选课，第二天就完成作业了。

作业要求：

1. 小学生加法程序；

2. 能自由设置难度；

3. 对结果进行统计。

第一次写C#程序，遇到不少困难，和队友讨论，百度谷歌一齐上。

让同学帮忙测试，找出十多处Bug，一一修改。

本来挺好看的代码，被我改成一坨屎了都。T-T

上图：

下载地址：

http://files.cnblogs.com/haipzm/AdditionGame.zip

贴上各个窗体和一个公共类的主要代码，程序中还有些小Bug，不过已经不想修改了。

Setting.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;

 namespace AdditionGame
 {
     public partial class Setting : Form
     {
         public Setting()
         {
             InitializeComponent();
         }

         private void Form1_Load(object sender, EventArgs e)
         {
             textBox1.Text = "";
             textBox2.Text = "";
             textBox1.Focus();
         }

         private void button1_Click(object sender, EventArgs e)
         {
             textBox1.Text = "";
             textBox2.Text = "";
             textBox1.Focus();
         }

         private void Form1_Activated(object sender, EventArgs e)
         {
             textBox1.Text = "";
             textBox2.Text = "";
             textBox1.Focus();
         }

         private void button2_Click(object sender, EventArgs e)
         {
             if (textBox1.Text == "" || textBox2.Text == "")
             {
                 Error f7 = new Error(this);
                 f7.Show();
                 this.Hide();
             }
             else
             {
                 bool Flag = true;
                 string Str1 = Convert.ToString(textBox1.Text);
                 if (Str1.Length > )
                     Flag = false;
                 else
                     for (int i = ; i < Str1.Length; ++i)
                         if (Str1[i] < '' || Str1[i] > '')
                         {
                             Flag = false;
                             break;
                         }
                 string Str2 = Convert.ToString(textBox2.Text);
                 if (Str2.Length > )
                     Flag = false;
                 else
                     for (int i = ; i < Str2.Length; ++i)
                         if (Str2[i] < '' || Str2[i] > '')
                         {
                             Flag = false;
                             break;
                         }
                 if (Flag)
                 {
                     ClassCommon.Scope = Convert.ToInt32(textBox1.Text);
                     ClassCommon.Total = Convert.ToInt32(textBox2.Text);
                     if (ClassCommon.Scope ==  || ClassCommon.Total == )
                     {
                         Error f5 = new Error(this);
                         f5.Show();
                         this.Hide();
                     }
                     else
                     {
                         Playing f2 = new Playing(this);
                         f2.Show();
                         this.Hide();
                     }
                 }
                 else
                 {
                     Error f6 = new Error(this);
                     f6.Show();
                     this.Hide();
                 }
             }
         }

         private void button3_Click(object sender, EventArgs e)
         {
             this.Close();
         }

         private void button4_Click(object sender, EventArgs e)
         {
             About f3 = new About(this);
             f3.Show();
             this.Hide();
         }

     }

 }

Playing.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;

 namespace AdditionGame
 {
     public partial class Playing : Form
     {
         Form f1 = new Setting();
         public Playing(Setting firstForm)
         {
             InitializeComponent();
             f1 = firstForm;
         }

         private void Get_Random_Addend()
         {
             Random seed = new Random();
             Random Addend = new Random(seed.Next());
             for (int i = ; i < ClassCommon.Total; ++i)
             {
                 ClassCommon.F[i].Addend1 = Addend.Next(ClassCommon.Scope);
                 ClassCommon.F[i].Addend2 = Addend.Next(ClassCommon.Scope - ClassCommon.F[i].Addend1);
             }
         }

         private void Put_Random_Addend()
         {
             textBox1.Text = Convert.ToString(ClassCommon.F[ClassCommon.Count].Addend1);
             textBox2.Text = Convert.ToString(ClassCommon.F[ClassCommon.Count].Addend2);
             ++ClassCommon.Count;
             textBox3.Focus();
         }

         private void Form2_Load(object sender, EventArgs e)
         {
             progressBar1.Minimum = ;
             progressBar1.Maximum = ClassCommon.Total*;
             progressBar1.Value = ;
             for (int i = ; i < ClassCommon.Total; ++i)
                 ClassCommon.F[i].Ans = -;
             ClassCommon.Count = ;
             Get_Random_Addend();
             Put_Random_Addend();
             progressBar1.Value += ;
             if (ClassCommon.F[ClassCommon.Count - ].Ans != -)
                 textBox3.Text = Convert.ToString(ClassCommon.F[ClassCommon.Count - ].Ans);
             else
                 textBox3.Text = "";
             textBox3.Focus();
         }

         private void button3_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Show();
         }

         private void button4_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Close();
         }

         private void Form2_Activated(object sender, EventArgs e)
         {
             textBox3.Focus();
             button1.Enabled = false;
             this.Text = "第" + Convert.ToString(ClassCommon.Count) + "题";
             if (ClassCommon.Count == ClassCommon.Total)
                 button2.Text = "完成";
             else
                 button2.Text = "下一题";
         }

         private void button2_Click(object sender, EventArgs e)
         {
             if (textBox3.Text != "" && textBox3.TextLength < )
             {
                 if (ClassCommon.Count == ClassCommon.Total)
                 {
                     ClassCommon.F[ClassCommon.Count - ].Ans = Convert.ToInt32(textBox3.Text);
                     Result f4 = new Result(this.f1);
                     this.Close();
                     f4.Show();
                 }
                 else
                 {
                     button1.Enabled = true;
                     ClassCommon.F[ClassCommon.Count - ].Ans = Convert.ToInt32(textBox3.Text);
                     Put_Random_Addend();
                     progressBar1.Value += ;
                 }
             }
             if (ClassCommon.F[ClassCommon.Count - ].Ans != -)
                 textBox3.Text = Convert.ToString(ClassCommon.F[ClassCommon.Count - ].Ans);
             else
                 textBox3.Text = "";
             this.Text = "第" + Convert.ToString(ClassCommon.Count) + "题";
             if (ClassCommon.Count == ClassCommon.Total)
                 button2.Text = "完成";
             else
                 button2.Text = "下一题";
             textBox3.Focus();
         }

         private void button1_Click(object sender, EventArgs e)
         {
             ClassCommon.Count -= ;
             if (ClassCommon.Count == )
                 button1.Enabled = false;
             Put_Random_Addend();
             progressBar1.Value -= ;
             if (ClassCommon.F[ClassCommon.Count - ].Ans != -)
                 textBox3.Text = Convert.ToString(ClassCommon.F[ClassCommon.Count - ].Ans);
             else
                 textBox3.Text = "";
             if (ClassCommon.Count == ClassCommon.Total)
                 button2.Text = "完成";
             else
                 button2.Text = "下一题";
             this.Text = "第" + Convert.ToString(ClassCommon.Count) + "题";
             textBox3.Focus();
         }

     }
 }

Error.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;

 namespace AdditionGame
 {
     public partial class Error : Form
     {
         Form f1 = new Setting();
         public Error(Form firstForm)
         {
             InitializeComponent();
             f1 = firstForm;
         }

         private void Error_Load(object sender, EventArgs e)
         {
             button4.Focus();
         }

         private void button4_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Show();
         }

         private void button3_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Close();
         }
     }
 }

Result.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;

 namespace AdditionGame
 {
     public partial class Result : Form
     {
         Form f1 = new Setting();
         public Result(Form firstForm)
         {
             InitializeComponent();
             this.f1 = firstForm;
         }

         private void button3_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Close();
         }

         private void Result_Load(object sender, EventArgs e)
         {
             ClassCommon.Right = ;
             ClassCommon.Wrong = ;
             ClassCommon.Rate = 0.0;
             for (int i = ; i < ClassCommon.Total; ++i)
                 if (ClassCommon.F[i].Addend1 + ClassCommon.F[i].Addend2 == ClassCommon.F[i].Ans)
                     ++ClassCommon.Right;
                 else
                     ++ClassCommon.Wrong;
             ClassCommon.Rate = Convert.ToDouble(ClassCommon.Right) / Convert.ToDouble(ClassCommon.Total) * 100.0;
             string Str3 = String.Format("{0:F}", ClassCommon.Rate);
             listBox1.Items.Add("此次练习一共有 " + Convert.ToString(ClassCommon.Total) + " 题，答对 " + Convert.ToString(ClassCommon.Right) + " 题，答错 " + Convert.ToString(ClassCommon.Wrong) + " 题，正确率为 " + Str3 + " %");
             if (ClassCommon.Right == ClassCommon.Total)
                 listBox1.Items.Add("干得漂亮，你全做对了！优秀是一种习惯，希望你继续保持。");
             else
                 if (ClassCommon.Rate >= 80.0)
                     listBox1.Items.Add("你真棒，快看看哪些题目做错了！期待你更上一层楼。");
             else
                 if (ClassCommon.Rate >= 60.0)
                     listBox1.Items.Add("做得一般，还需要付出更大的努力才行哦！");
             else
                 listBox1.Items.Add("做得不好！你付出了时间与精力，为什么不付出感情呢？");
             if (ClassCommon.Right != ClassCommon.Total)
             {
                 listBox1.Items.Add("以下是你做错的题目以及正确答案：");
                 for (int i = ; i < ClassCommon.Total; ++i)
                     if (ClassCommon.F[i].Addend1 + ClassCommon.F[i].Addend2 != ClassCommon.F[i].Ans)
                         listBox1.Items.Add("第 " + Convert.ToString(i + ) + " 题，" + Convert.ToString(ClassCommon.F[i].Addend1) + " + " + Convert.ToString(ClassCommon.F[i].Addend2) + " = " + Convert.ToString(ClassCommon.F[i].Ans) + "✘→" + Convert.ToString(ClassCommon.F[i].Addend1 + ClassCommon.F[i].Addend2) + "✔");
             }
             button4.Focus();
         }

         private void button4_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Show();
         }

         private void Result_Activated(object sender, EventArgs e)
         {
             button4.Focus();
         }

         private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
         {

         }

     }
 }

About.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;

 namespace AdditionGame
 {
     public partial class About : Form
     {
         Form f1 = new Setting();
         public About(Setting firstForm)
         {
             InitializeComponent();
             f1 = firstForm;
         }

         private void About_Load(object sender, EventArgs e)
         {
             button4.Focus();
         }

         private void button3_Click(object sender, EventArgs e)
         {
             f1.Close();
             this.Close();
         }

         private void button4_Click(object sender, EventArgs e)
         {
             this.Close();
             f1.Show();
         }

         private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
         {
             System.Diagnostics.Process.Start("http://www.cnblogs.com/haipzm/");
         }

         private void linkLabel2_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
         {
             System.Diagnostics.Process.Start("haipzm@gmail.com");
         }

     }
 }

ClassCommon.cs

 using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;

 namespace AdditionGame
 {
     public struct Data
     {
         public int Addend1;
         public int Addend2;
         public int Ans;
     }
     class ClassCommon
     {
         public static int MaxTotal = ;
         public static Data[] F = new Data[MaxTotal];
         public static int Count = ;
         public static double Rate = 0.0;
         public static int Right = ;
         public static int Wrong = ;
         public static int Total = ;
         public static int Scope = ;
     }
 }