结对编程项目---四则运算（代码）

form1

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 WindowsFormsApplication2
{
    public partial class Form1 : Form
    {
        int n1, n2;
        Random ran;
        Form2 form2;
        public Form1()
        {
            InitializeComponent();
            ran = new Random();
            form2 = new Form2();
        }


        private void button1_Click(object sender, EventArgs e)
        {
            n1 = ran.Next(int.Parse(textBox1.Text), int.Parse(textBox2.Text));
            n2 = ran.Next(int.Parse(textBox1.Text), int.Parse(textBox2.Text));
            form2.ShowDialog();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Dispose();
        }

        private void checkBox2_CheckedChanged(object sender, EventArgs e)
        {

            if (checkBox2.CheckState == CheckState.Checked)
            {
                button1.Text = "确定 selection is: " + checkBox2.Checked.ToString();
                form2.setflag(1);
            }


        }

        private void checkBox3_CheckedChanged(object sender, EventArgs e)
        {
            if (checkBox3.CheckState == CheckState.Checked)
            form2.setflag(0);
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (comboBox1.SelectedIndex == 0)
            {
                form2.setnum(10);
            }
            else
                form2.setnum(20);
        }

        private void checkBox4_CheckedChanged(object sender, EventArgs e)
        {

        }

        private void checkBox1_CheckedChanged(object sender, EventArgs e)
        {
            form2.fenshu = !form2.fenshu;
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
           
        }
    }
}

　form2

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 WindowsFormsApplication2
{
    public partial class Form2 : Form
    {
        int flag;
        int num,pos;
        double[] ans;
        double[] input;
        public bool fenshu;
        public Form2()
        {
            InitializeComponent();
            flag = 0;
            num = 1;
            ans = new double[20];
            input = new double[20];
            fenshu = false;
        }

        public void setflag(int t) { flag = t; }

        public void setnum(int t) { num = t; }

        private void button1_Click(object sender, EventArgs e)
        {
            int yes = 0, no = 0;
            for (int i = 0; i < num; i++) {
                if (ans[i] == input[i]) yes++;
                else no++;
            }
            Form3 form = new Form3(yes,no);
            form.Show();


        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void button3_Click(object sender, EventArgs e)
        {
Application.Exit();
        }

      
       
        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            


            }

        private void button4_Click(object sender, EventArgs e)
        {
            listBox1.Items.Clear();
            Random 局部_随机数 = new Random();
            for (int i = 0; i < num; i++)
            {
                int 局部_加数 = 局部_随机数.Next(-100, 100);
                int 局部_被加数 = 局部_随机数.Next(-100, 100);
                char op;
                String t = "";
                if (flag == 1)
                {
                    op = '*';
                    ans[i]= 局部_加数 * 局部_被加数;
                    t = "" + 局部_加数 + op + 局部_被加数 + "= ";
                }
                else
                {
                    op = '/';
                    ans[i] = 局部_加数 * 1.0 / 局部_被加数;
                    t="" + 局部_加数 + op + 局部_被加数 + "= ";
                }
                if (fenshu) {
                    int temp1,temp2;
                    temp1 = 局部_随机数.Next(99)+1;
                    temp2 = 局部_随机数.Next(99)+1;
                    t = "" + (局部_加数 * temp1) + "/" + temp1 + op + (局部_加数 * temp2) + "/" + temp2;

                }
                listBox1.Items.Add(t);
            }
            pos = 0;
            
        }
        private void button5_Click(object sender, EventArgs e)
        {
            if (pos < num)
            {
                input[pos++] = Double.Parse(textBox1.Text);
                textBox1.Text = "";
            }
            else
            {
                textBox1.Text = "over";
            }
        }
    }

       
}
    

form3

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 WindowsFormsApplication2
{
    public partial class Form3 : Form
    {
        public Form3(int yes,int no)
        {
            InitializeComponent();
            textBox1.Text = "" + (yes + no);
            textBox2.Text = "" + yes;
            textBox3.Text = "" + no;
        }

        private void Form3_Load(object sender, EventArgs e)
        {
           
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            
        }
    }
}