封装，策略模式，Asp换脸

1.简单封装

1》计算类

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace 计算

{

    class operater1

    {

        private int x;

        private int y;

        private string opers;

        private int answer;

        public int X

        {

            set

            {

                x = value;

            }

        }

        public int Y

        {

            set

            {

                y = value;

            }

        }

        public string Opers

        {

            set

            {

                opers = value;

            }

        }

        public int Answer

        {

            get

            {

                return answer;

            }

        }

        public void operation()

        {

            switch (opers)

            {

                case "+":

                    answer = x + y;

                    break;

                case "-":

                    if (x > y)

                    {

                        answer = x - y;

                    }

                    else

                    {

                        throw new Exception("被减数不能小于减数！");

                    }

                    break;

                case "*":

                    answer = x * y;

                    break;

                case "/":

                    if (y == 0)

                    {

                        throw new Exception("除数不能为零！");

                    }

                    else

                    {

                        answer = x / y;

                    }

                    break;

            }

        }

    }

}

2》写入类

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.IO;

namespace 计算

{

    class writes

    {

        public void inscribe(string a, string b)

        {

            StreamWriter aaa = new StreamWriter(a, true);

            aaa.WriteLine(b);

            aaa.Close();

        }

        public void cleanup(string c, string d,string e)

        {

            StreamWriter ddd = new StreamWriter(c);

            ddd.WriteLine(" ");

            ddd.Close();

            StreamWriter aaa = new StreamWriter(d);

            aaa.WriteLine("");

            aaa.Close();

            StreamWriter fff = new StreamWriter(e);

            fff.WriteLine("");

            fff.Close();

        }

    }

}

form1代码

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 System.IO;

namespace 计算

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)//写入

        {

            writes writ = new writes();

            string fnm = @"one";

            string text1=this.textBox1.Text;

            writ.inscribe(fnm, text1);

            string fnmm = @"tow";

            string text2 = this.textBox2.Text;

            writ.inscribe(fnmm, text2);

            string fnm1 = @"fuhao";

            string text3 = this.comboBox1.Text;

            writ.inscribe(fnm1, text3);

                textBox1.Clear();

                textBox2.Clear();

        }

        private void button2_Click(object sender, EventArgs e)

        {

            Form2 fam = new Form2();

            fam.ShowDialog();

        }

        private void button3_Click(object sender, EventArgs e)//清空题库

        {

            string a = @"tow";

            string b = @"one";

            string c = @"fuhao";

            writes clean = new writes();

            clean.cleanup(a, b, c);

        }

        }

    }

form2代码

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 System.IO;

namespace 出题

{

    public partial class Form2 : Form

    {

        public Form2()

        {

            InitializeComponent();

        }

       private int i = 1;

       public static int count;

       public static int right;

        private void timer1_Tick(object sender, EventArgs e)

        {

            try

            {

                int t = int.Parse(textBox5.Text);

                if (t <= 0)

                {

                    timer1.Enabled = false;

                    textBox5.Enabled = false;

                    MessageBox.Show("时间到了！");

                    Form3 fr3 = new Form3();

                    fr3.ShowDialog();

                }

                t = t - 1;

                textBox5.Text = t.ToString();

            }

            catch

            {

            }

        }

        private void button1_Click(object sender, EventArgs e)//开始

        {

            butt();

            try

            {

                string t = textBox5.Text;

                textBox5.Text = t;

                timer1.Enabled = true;

                timer1.Interval = 1000;

                timer1.Start();

            }

            catch

            {

            }

        }

        private void textBox4_KeyDown(object sender, KeyEventArgs e)//后台代码的应用

        {

            if (e.KeyCode == Keys.Enter)

            {

                operater1 operater = new operater1();

                operater.X = int.Parse(textBox1.Text);

                operater.Y = int.Parse(textBox3.Text);

                operater.Opers = textBox2.Text;

                operater.operation();

                if (textBox4.Text == operater.Answer.ToString())

                {

                    MessageBox.Show("回答正确！");

                    right++;

                }

                else

                {

                    MessageBox.Show("回答错误！");

                }

                count++;

                textBox4.Clear();

                butt();      

            }

        }//用户的输入

        private void button2_Click(object sender, EventArgs e)//停止

        {

            textBox4.Enabled=false;

        }

        private void butt()

        {

            string[] line = File.ReadAllLines("one");

            if (i < line.Length)

            {

                textBox1.Text = line[i];

                string[] lines = File.ReadAllLines("tow");

                textBox3.Text = lines[i];

                string[] lin = File.ReadAllLines("fuhao");

                textBox2.Text = lin[i];

            }

            i++;

            if (i == line.Length + 1)

            {

                Form3 foo = new Form3();

                foo.ShowDialog();

            }

        }//读题

        private void button3_Click(object sender, EventArgs e)

        {

            this.Close();

        }//关闭窗体

    }

}

2.策略模式

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace 计算

{

    interface operater1

    {

        int calculate(int a, int b);

    }

    class Add : operater1

    {

        public int calculate(int a, int b)

        {

            return a + b;

        }

    }

    class Sub : operater1

    {

        public int calculate(int a, int b)

        {

            return a - b;

        }

    }

    class Mul : operater1

    {

        public int calculate(int a, int b)

        {

            return a * b;

        }

    }

    class Div : operater1

    {

        public int calculate(int a, int b)

        {

            if (b == 0)

            {

                throw new Exception("除数不能为零！");

            }

            else

            {

                return a / b;

            }

        }

    }

}

实现策略

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace 计算

{

    public class Clacuter

    {

        private operater1 oper1;

        public Clacuter(string aSS)

        {

            switch (aSS)

            {

                case "+":

                    oper1 = new Add();

                    break;

                case "-":

                    oper1 = new Sub();

                    break;

                case "*":

                    oper1 = new Mul();

                    break;

                case "/":

                    oper1 = new Div();

                    break;

            }

        }

        public int Calculation(int a,int b)

        {

            return oper1.calculate(a, b);

        }

    }

}

2,》写入类

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.IO;

namespace 出题

{

    class writes

    {

        public void inscribe(string a, string b)

        {

            StreamWriter aaa = new StreamWriter(a, true);

            aaa.WriteLine(b);

            aaa.Close();

        }

        public void cleanup(string c, string d,string e)

        {

            StreamWriter ddd = new StreamWriter(c);

            ddd.WriteLine(" ");

            ddd.Close();

            StreamWriter aaa = new StreamWriter(d);

            aaa.WriteLine("");

            aaa.Close();

            StreamWriter fff = new StreamWriter(e);

            fff.WriteLine("");

            fff.Close();

        }

    }

}

3》form2代码

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 System.IO;

namespace 计算

{

    public partial class Form2 : Form

    {

        public Form2()

        {

            InitializeComponent();

        }

       private int i = 1;

       public static int count;

       public static int right;

        private void timer1_Tick(object sender, EventArgs e)

        {

            try

            {

                int t = int.Parse(textBox5.Text);

                if (t <= 0)

                {

                    timer1.Enabled = false;

                    textBox5.Enabled = false;

                    MessageBox.Show("时间到了！");

                    Form3 fr3 = new Form3();

                    fr3.ShowDialog();

                }

                t = t - 1;

                textBox5.Text = t.ToString();

            }

            catch

            {

            }

        }

        private void button1_Click(object sender, EventArgs e)//开始

        {

            butt();

            try

            {

                string t = textBox5.Text;

                textBox5.Text = t;

                timer1.Enabled = true;

                timer1.Interval = 1000;

                timer1.Start();

            }

            catch

            {

            }

        }

        private void textBox4_KeyDown(object sender, KeyEventArgs e)//策略模式代码的实现

        {

            if (e.KeyCode == Keys.Enter)

            {

                Clacuter clacuter=new Clacuter(textBox2.Text);

                int B = clacuter.Calculation(int.Parse(textBox1.Text), int.Parse(textBox3.Text));

                if (textBox4.Text ==B.ToString())

                {

                    MessageBox.Show("回答正确！");

                    right++;

                }

                else

                {

                    MessageBox.Show("回答错误！");

                }

                count++;

                textBox4.Clear();

                butt();      

            }

        }//用户的输入

        private void button2_Click(object sender, EventArgs e)//停止

        {

            textBox4.Enabled=false;

        }

        private void butt()

        {

            string[] line = File.ReadAllLines("one");

            if (i < line.Length)

            {

                textBox1.Text = line[i];

                string[] lines = File.ReadAllLines("tow");

                textBox3.Text = lines[i];

                string[] lin = File.ReadAllLines("fuhao");

                textBox2.Text = lin[i];

            }

            i++;

            if (i == line.Length + 1)

            {

                Form3 foo = new Form3();

                foo.ShowDialog();

            }

        }//读题

        private void button3_Click(object sender, EventArgs e)

        {

            this.Close();

        }//关闭窗体

    }

}

3.Asp换脸

1》后台代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

/// <summary>

///operater1 的摘要说明

/// </summary>

interface operater1

{

    int calculate(int a, int b);

}

class Add : operater1

{

    public int calculate(int a, int b)

    {

        return a + b;

    }

}

class Sub : operater1

{

    public int calculate(int a, int b)

    {

        return a - b;

    }

}

class Mul : operater1

{

    public int calculate(int a, int b)

    {

        return a * b;

    }

}

class Div : operater1

{

    public int calculate(int a, int b)

    {

        if (b == 0)

        {

            throw new Exception("除数不能为零！");

        }

        else

        {

            return a / b;

        }

    }

}

 public class Clacuter

    {

        private operater1 oper1;

        public Clacuter(string aSS)

        {

            switch (aSS)

            {

                case "+":

                    oper1 = new Add();

                    break;

                case "-":

                    oper1 = new Sub();

                    break;

                case "*":

                    oper1 = new Mul();

                    break;

                case "/":

                    oper1 = new Div();

                    break;

            }

        }

        public int Calculation(int a,int b)

        {

            return oper1.calculate(a, b);

        }

    }

web代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

public partial class Default2 : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

        if (!IsPostBack)

        {

            chuti();

        }

    }

    protected void Button1_Click(object sender, EventArgs e)

    {

        int a = int.Parse(TextBox1.Text);

        int b = int.Parse(TextBox2.Text);

        Clacuter claacuter = new Clacuter(TextBox3.Text);

        string answer = claacuter.Calculation(a, b).ToString();

        if (TextBox4.Text == answer)

        {

            Response.Write("回答正确！");

        }

        else

        {

            Response.Write("回答错误！");

            Response.Write(answer);

        }

    }

    protected void Button2_Click(object sender, EventArgs e)

    {

        chuti();

    }

    private void chuti()

    {

        Random random = new Random();

        TextBox1.Text = random.Next(1, 100).ToString();

        TextBox2.Text = random.Next(1, 100).ToString();

        string[] arry = new string[] { "+", "-", "*", "/" };

        TextBox3.Text = arry[random.Next(0, 4)];

    }

}

运行图片

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封装，策略模式，Asp换脸

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