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  • 作业四: 结对编程项目---四则运算

    1) 注明结对小伙伴的学号,姓名以及博客地址:

    130201201 蔡强 博客地址:http://www.cnblogs.com/cq130201201/

    2) 实现的主要功能有哪些?

    1、可以选择运算的形式,比如 +、-、 *、 /、 +-、 */、还有四种混合形式。

    2、也可以选择难度,一个有三个选项,10以内、20以内以及100以内。

    3、自动生成新的题目。

    4、提交后可以判断对错。

    3) 合作过程中主要负责完成了哪些工作?

    我主要负责了主要代码的编写,蔡强同学参与一些简单代码的查阅以及复审。在写代码的过程中,遇到好多不会的问题。我们一起查询了百度和经过同学的帮助,我们最终写出了这样一个程序。

    4) 结对的每一个人的优点和缺点在哪里 (要列出至少三个优点和一个缺点)。

    刘彦麟同学的优点:认真仔细负责任,对于老师留的作业有很高的积极性,遇到不会的会努力想办法弄明白。

    缺点是:基础薄弱

    蔡强同学的优点:听话,对于分给我的任务能很好完成,积极配合组内工作,好学。

    缺点:基础太薄弱

    5) 总结在合作过程中结对编程的优点和缺点。

    对于我们这样基础不太好的同学来说,结对编程可以让我们学到很多我根本就不知道的东西,让我们这样不会的很多的同学也可以加入到编程里来,从零到有,而且,两个人1+1的力量是大于2的,所以合作很有用,希望以后多一些这样的作业。

    缺点就是,没有一个共同编程的地方,因为我们不能出现在一个宿舍,所以沟通起来比较困难。

    6) 至少附一张照片, 展现两人在一起合作编程的情况。

    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;
    using caculate.math.Biz;
    
    namespace caculate.math
    {
        public partial class Form1 : Form
        {
    
            public Form1()
            {
                InitializeComponent();
                tcmbType.SelectedIndex = 0;
                tcmbLevel.SelectedIndex = 0;
                tcmbNum.SelectedIndex = 0;
            }
            private int pageNum = 1;
            private int maxPageNum;
            private Exam exam;
            TextBox txt1;
            TextBox txt2;
            TextBox txt3;
            Label lblErr;
            Label lblOp;
            Label lblIndex;
            ExamType examType;
            ExamLevel level;
            int numOfProblems;
            public static int CheckExamId;
    
            private string GetOperationString(Operation operation)
            {
                switch (operation)
                {
                    case Operation.Add:
                        return "+";
                    case Operation.Minus:
                        return "-";
                    case Operation.Multiply:
                        return "×";
                    case Operation.Divide:
                        return "÷";
                }
                return "+";
            }
            private TextBox GetTextBox(int index, int num)
            {
    
    
                foreach (Control col in this.Controls)
                {
                    if (col.Name == "txtNUM" + index + num)
                    {
                        return (TextBox)col;
                    }
    
                }
                return null;
    
            }
            private Label GetLableOp(int index)
            {
                foreach (Control col in this.Controls)
                {
                    if (col.Name == "lblOp" + index)
                    {
                        return (Label)col;
                    }
    
                }
                return null;
    
            }
            private Label GetLableIndex(int index)
            {
                foreach (Control col in this.Controls)
                {
                    if (col.Name == "lblIndex" + index)
                    {
                        return (Label)col;
                    }
    
                }
                return null;
    
            }
    
            private Label GetLableErr(int index)
            {
                foreach (Control col in this.Controls)
                {
                    if (col.Name == "lblErr" + index)
                    {
                        return (Label)col;
                    }
    
                }
                return null;
    
            }
            private void GetExamAnswer(int pageNum)
            {
                int startNum = (pageNum - 1) * 10;
                for (int i = 0; i < 10; i++)
                {
                    if (i < exam.Problems.Count)
                    {
                        Problem problem = exam.Problems[i + startNum];
                        txt1 = GetTextBox(i + 1, 1);
                        txt2 = GetTextBox(i + 1, 2);
                        txt3 = GetTextBox(i + 1, 3);
                        lblErr = GetLableErr(i + 1);
                        int answer = int.MinValue;
                        if (problem.AnswerPosition == 1)
                        {
                            if (int.TryParse(txt1.Text.ToString(),out answer))
                            {
                                problem.Answer = answer;
    
                            }
                            else
                            {
                                problem.Answer = int.MinValue;
                            }
                            lblErr.Text = problem.Answer == problem.Num1 ? "正确" : "错误";
    
                        }
                        else if (problem.AnswerPosition == 2)
                        {
                            if (int.TryParse(txt2.Text.ToString(), out answer))
                            {
                                problem.Answer = answer;
                            }
                            else
                            {
                                problem.Answer = int.MinValue;
                            }
                            lblErr.Text = problem.Answer == problem.Num2 ? "正确" : "错误";
    
                        }
                        else if (problem.AnswerPosition == 3)
                        {
                            if (int.TryParse(txt3.Text.ToString(), out answer))
                            {
                                problem.Answer = answer;
                            }
                            else
                            {
                                problem.Answer = int.MinValue;
                            }
                            lblErr.Text = problem.Answer == problem.Num3 ? "正确" : "错误";
    
                        }
                        problem.IsAnswered = true;
                    }
                }
            }
            private void SetErrVisbility(bool visible) 
            {
                lblErr1.Visible = visible;
                lblErr2.Visible = visible;
                lblErr3.Visible = visible;
                lblErr4.Visible = visible;
                lblErr5.Visible = visible;
                lblErr6.Visible = visible;
                lblErr7.Visible = visible;
                lblErr8.Visible = visible;
                lblErr9.Visible = visible;
                lblErr10.Visible = visible;
            
            
            } 
    
    
    
    
            private void LoadExam(int pageNum)
            {
                int startNum = (pageNum - 1) * 10;
                for (int i = 0; i < 10; i++)
                {
                    if (i < exam.Problems.Count)
                    {
                        Problem problem = exam.Problems[i + startNum];
                        txt1 = GetTextBox(i + 1, 1);
                        txt2 = GetTextBox(i + 1, 2);
                        txt3 = GetTextBox(i + 1, 3);
                        lblErr = GetLableErr(i + 1);
                        lblIndex = GetLableIndex(i + 1);
                        lblOp = GetLableOp(i + 1);
                        lblIndex = GetLableIndex(i + 1);
                        lblIndex.Text = (startNum + i + 1).ToString() + ".";
                        lblOp.Text = GetOperationString(problem.Operation);
                        if (problem.AnswerPosition == 1)
                        {
                            txt1.ReadOnly = false;
                            if (problem.IsAnswered)
                            {
                                if (problem.Answer !=int.MinValue)
                                {
                                    txt1.Text = problem.Answer.ToString();
                                }
                               else
                             {
                                txt1.Text = "";
                             }
                            lblErr.Text = problem.Answer == problem.Num1 ? "正确" : "错误";
                            }
                            else
                            {
                              txt1.Text = "";
                            }
                            txt2.Text = problem.Num2.ToString();
                            txt2.ReadOnly = true;
                            txt3.Text = problem.Num3.ToString();
                            txt3.ReadOnly = true;
    
                        }
                        else  if (problem.AnswerPosition == 2)
                        {
                            txt1.ReadOnly = true;
                            txt1.Text = problem.Num1.ToString();
                            txt2.ReadOnly = false;
                            if (problem.IsAnswered)
                            {
                                if (problem.Answer !=int.MinValue)
                                {
                                    txt2.Text = problem.Answer.ToString();
                                }
                               else
                             {
                                txt2.Text = "";
                             }
                            lblErr.Text = problem.Answer == problem.Num2 ? "正确" : "错误";
                            }
                            else
                            {
                              txt2.Text = "";
                            }
                            txt3.Text = problem.Num3.ToString();
                            txt3.ReadOnly = true;
    
                        }
                        else  if (problem.AnswerPosition == 3)
                        {
                            txt1.ReadOnly = true;
                            txt1.Text = problem.Num1.ToString();
                            txt2.Text = problem.Num2.ToString();
                            txt2.ReadOnly = true;
                            txt3.ReadOnly = false;
                            if (problem.IsAnswered)
                            {
                                if (problem.Answer !=int.MinValue)
                                {
                                    txt3.Text = problem.Answer.ToString();
                                }
                               else
                             {
                                txt3.Text = "";
                             }
                            lblErr.Text = problem.Answer == problem.Num3 ? "正确" : "错误";
                            }
                            else
                            {
                              txt3.Text = "";
                            }
    
                        }
                    }
                }
            }
    
            private void SetErrColor()
            {
               lblErr1.ForeColor = lblErr1.Text == "错误"? Color.Red : Color.Black;
               lblErr2.ForeColor = lblErr2.Text == "错误"? Color.Red : Color.Black;
               lblErr3.ForeColor = lblErr3.Text == "错误"? Color.Red : Color.Black;
               lblErr4.ForeColor = lblErr4.Text == "错误"? Color.Red : Color.Black;
               lblErr5.ForeColor = lblErr5.Text == "错误"? Color.Red : Color.Black;
               lblErr6.ForeColor = lblErr6.Text == "错误"? Color.Red : Color.Black;
               lblErr7.ForeColor = lblErr7.Text == "错误"? Color.Red : Color.Black;
               lblErr8.ForeColor = lblErr8.Text == "错误"? Color.Red : Color.Black;
               lblErr9.ForeColor = lblErr9.Text == "错误"? Color.Red : Color.Black;
               lblErr10.ForeColor = lblErr10.Text == "错误"? Color.Red : Color.Black;
            
            }
    
            private ExamType GetExamType()
            {
                return (ExamType)tcmbType.SelectedIndex;
            }
            private ExamLevel GetExamLevel()
            {
    
                switch (tcmbLevel.SelectedIndex)
                {
                    case 0:
                        return ExamLevel.L10;
                    case 1:
                        return ExamLevel.L20;
                    case 2:
                        return ExamLevel.L100;
                }
                return ExamLevel.L10;
            }
            private int GetNumOfProbles()
            {
                switch (tcmbNum.SelectedIndex)
                {
                    case 0:
                        return 10;
                    case 1:
                        return 20;
                    case 2:
                        return 50;
                    case 3:
                        return 100;
                }
                return 10;
            }
            private void tbtnCreate_Click(object sender, EventArgs e)
            {
                if (CheckToolBarInfo())
                {
                    examType = GetExamType();
                    level = GetExamLevel();
                    numOfProblems = GetNumOfProbles();
                    maxPageNum = numOfProblems / 10;
                    exam = new Exam(examType, level, numOfProblems);
                    LoadExam(pageNum);
                    SetFocus();
                }
            }
     
            private void btnNext_Click(object sender, EventArgs e)
            {
                    GetExamAnswer(pageNum);
                    if (pageNum < maxPageNum)
                    {
                       pageNum++;
                       txtPage.Text = pageNum.ToString();
                      LoadExam(pageNum);
                        SetFocus();
                        SetErrVisbility(false);
                    
                    }
            }
            
            private void SetFocus()
            {
                switch (exam.Problems[0].AnswerPosition)
                {
                    case 1:
                        txtNUM11.Focus();
                        break;
                    case 2:
                        txtNUM12.Focus();
                        break;
                    case 3:
                        txtNUM13.Focus();
                        break;
    
                }
            }
            private bool CheckToolBarInfo()
            {
                if (tcmbType.SelectedIndex < 0)
                {
                    MessageBox.Show("请选择运算。");
                    return false;
    
                }
                if (tcmbLevel.SelectedIndex < 0)
                {
                    MessageBox.Show("请选择难度。");
                    return false;
                }
                if (tcmbNum.SelectedIndex < 0)
                {
                    MessageBox.Show("请选择题数。");
                    return false;
                }
                return true;
            }
    
            private void lblIndex1_Click(object sender, EventArgs e)
            {
    
            }
    
            private void From1_Load(object sender, EventArgs e)
            {
    
            }
    
            private void btnPrevious_Click(object sender, EventArgs e)
            {
                GetExamAnswer(pageNum);
                if (pageNum < maxPageNum)
                {
                    pageNum--;
                    txtPage.Text = pageNum.ToString();
                    LoadExam(pageNum);
                    SetFocus();
                    SetErrVisbility(false);
                }
            }
    
    
            private void btnOk_Click(object sender, EventArgs e)
            {
                GetExamAnswer(pageNum);
                SetErrVisbility(true);
                SetErrColor();
            }
    
    
            public int FormCheckExamId { get; set; }
    
            private void tcmbNum_Click(object sender, EventArgs e)
            {
    
            }
    
        }
        }
    

     下面的调试的截图

    这是开始页面。

    这是可以选择运算形式。

    这是选择数的范围。

    这是生成出题目的样子。

    这是判断正误的结果。

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  • 原文地址:https://www.cnblogs.com/lylljj/p/5356010.html
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