模擬考試系統(tǒng)C源碼
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1、開始窗體 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using S
2、ystem.Text;
using System.Windows.Forms;
namespace Exam
{
public partial class ExamForm : Form
{
public ExamForm()
{
InitializeComponent();
}
///
3、/param> /// private void ExamForm_Load(object sender, EventArgs e) { CenterToScreen(); Text = "模擬考試系統(tǒng)"; this.Width = 360; this.Height = 230; this.progressBar1.Width = 360;
4、 this.progressBar1.Height = 10; this.progressBar1.Left = 0; this.progressBar1.Top = 220; this.timer1.Start(); } int i = 8; private void timer1_Tick(object sender, EventArgs e) { this.progressBar1.Pe
5、rformStep(); i--; if (i==0) { this.timer1.Stop(); FormExam f = new FormExam(); f.Show(); this.Hide(); } } } } 數(shù)據(jù)庫(kù)輔助類 ////////////////////////////////////////////
6、////////////////////////////////////////////////////////////////////////////////////////////////// using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data; using System.Data.SqlClient; namespace Exam { public class DataBase {
7、 public string connString =
@"Data Source=XUTAO;Initial Catalog=Exam;Integrated Security=True";
private SqlConnection conn;
///
8、{
if (conn == null)
{
conn = new SqlConnection(connString);
}
return conn;
}
}
///
9、
if (Conn.State == ConnectionState.Closed)
{
Conn.Open();
}
else if (Conn.State == ConnectionState.Broken)
{
Conn.Close();
Conn.Open();
}
}
///
10、 /// 關(guān)閉數(shù)據(jù)庫(kù) /// public void closeData() { if (Conn.State == ConnectionState.Open || Conn.State == ConnectionState.Broken) { Conn.Close(); } } } } 主窗體 ///////////////
11、/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using Sy
12、stem.Windows.Forms;
using System.Data.SqlClient;
namespace Exam
{
public partial class FormExam : Form
{
public FormExam()
{
InitializeComponent();
}
///
13、DataBase();
///
14、rs.Hand; this.Text = "模擬考試系統(tǒng)"; this.tscmbExamType.SelectedIndex = 0; this.timerDate.Start(); this.Width = 1000; this.Height = 600; this.MaximizeBox = false; this.Top = 50; this.groupBox1.Top = 4
15、0; this.groupBox1.Left = 10; this.groupBox1.Height = 250; this.groupBox1.Width = 200; this.listExam.GridLines = true; this.listExam.FullRowSelect = true; this.groupBox2.BackColor = Color.Transparent; this.gr
16、oupBox2.Text = "試題題干"; this.groupBox2.Height = 250; this.groupBox2.Width = 755; this.groupBox2.Left = 215; this.groupBox2.Top = 40; this.groupBox2.ForeColor = Color.White; this.rtbExam.ReadOnly = true; this.
17、groupBox3.Text = "試題選項(xiàng)"; this.groupBox3.ForeColor = Color.White; this.groupBox3.BackColor = Color.Transparent; this.groupBox3.Left = 215; this.groupBox3.Width = 755; this.groupBox3.Height = 250; this.groupBox3.Top = 295;
18、 this.groupBox4.Text = "操作區(qū)域"; this.groupBox4.ForeColor = Color.White; this.groupBox4.BackColor = Color.Transparent; this.groupBox4.Width = 200; this.groupBox4.Height = 250; this.groupBox4.Top = 295; this.grou
19、pBox4.Left = 10; this.button1.Text = "開始答題"; this.button1.Top = 40; this.button1.Left = 50; this.button1.Width = 90; this.button1.Height = 25; this.button1.ForeColor = Color.Blue; this.button2.Text = "上一試題
20、"; this.button2.Top = 80; this.button2.Left = 50; this.button2.Width = 90; this.button2.Height = 25; this.button2.ForeColor = Color.Blue; this.button3.Text = "下一試題"; this.button3.Top = 120; this
21、.button3.Left = 50; this.button3.Width = 90; this.button3.Height = 25; this.button3.ForeColor = Color.Blue; this.button4.Text = "停止答題"; this.button4.Top = 160; this.button4.Left = 50; this.button4.Width = 90
22、; this.button4.Height = 25; this.button4.ForeColor = Color.Blue; this.button5.Text = "提交試題"; this.button5.Top = 200; this.button5.Left = 50; this.button5.Width = 90; this.button5.Height = 25; th
23、is.button5.ForeColor = Color.Blue; this.radioButton1.Text = "A"; this.radioButton1.Left = 5; this.radioButton1.Top = 50; this.radioButton1.ForeColor = Color.GreenYellow; this.radioButton1.Enabled = false; this.radioBut
24、ton2.Text = "B"; this.radioButton2.Left = 5; this.radioButton2.Top = 100; this.radioButton2.ForeColor = Color.GreenYellow; this.radioButton2.Enabled = false; this.radioButton3.Text = "C"; this.radioButton3.Left = 5;
25、 this.radioButton3.Top = 150; this.radioButton3.ForeColor = Color.GreenYellow; this.radioButton3.Enabled = false; this.radioButton4.Text = "D"; this.radioButton4.Left = 5; this.radioButton4.Top = 200; this.radioB
26、utton4.ForeColor = Color.GreenYellow; this.radioButton4.Enabled = false; this.label1.Left = 40; this.label1.Top = 52; this.label1.Text = ""; this.label2.Left = 40; this.label2.Top = 102; this.label2.Text =
27、 ""; this.label3.Left = 40; this.label3.Top = 152; this.label3.Text = ""; this.label4.Left = 40; this.label4.Top = 202; this.label4.Text = ""; this.label5.Left = 5; this.label5.Top = 20;
28、 this.label5.Text = ""; this.label5.ForeColor = Color.Red; this.label6.Left = 35; this.label6.Top = 20; this.label6.Text = ""; this.listExam.Enabled = false; this.button2.Enabled = false; this.b
29、utton3.Enabled = false;
this.button4.Enabled = false;
this.button5.Enabled = false;
this.toolStripButton1.Enabled = false;
}
/// 30、 name="e">
private void timerDate_Tick(object sender, EventArgs e)
{
this.toolStripLabel2.Text = DateTime.Now.ToString();
}
int j = 600;
/// 31、
///
private void timerP_Tick(object sender, EventArgs e)
{
j--;
this.toolStripLabel4.Text = j.ToString();
if (j > 60)
{
this.toolStripLabel4.ForeColor = Color.GreenYellow;
32、 }
else
{
this.toolStripLabel4.ForeColor = Color.Red;
}
if (j == 0)
{
this.timerP.Stop();
this.radioButton1.Enabled = false;
this.radioButton2.Enabled = false; 33、
this.radioButton3.Enabled = false;
this.radioButton4.Enabled = false;
this.label1.Enabled = false;
this.label2.Enabled = false;
this.label3.Enabled = false;
this.label4.Enabled = false;
34、 this.listExam.Enabled = false;
this.button1.Enabled = false;
this.button2.Enabled = false;
this.button3.Enabled = false;
this.button4.Enabled = false;
this.button5.Enabled = true;
MessageBox.S 35、how("時(shí)間到，請(qǐng)?zhí)峤辉囶}！");
return;
}
}
/// 36、 this.timerP.Start();
this.radioButton1.Enabled = true;
this.radioButton2.Enabled = true;
this.radioButton3.Enabled = true;
this.radioButton4.Enabled = true;
this.label1.Enabled = true;
this.label2.Enabled = true;
37、 this.label3.Enabled = true;
this.label4.Enabled = true;
this.listExam.Enabled = true;
this.listExam.Focus();//第一行默認(rèn)選中
this.listExam.Items[0].Selected = true;
this.button1.Enabled = false;
this.button2.Enabled = tru 38、e;
this.button3.Enabled = true;
this.button4.Enabled = true;
this.button5.Enabled = true;
}
/// 39、vate void button4_Click(object sender, EventArgs e)
{
this.timerP.Stop();
this.radioButton1.Enabled = false;
this.radioButton2.Enabled = false;
this.radioButton3.Enabled = false;
this.radioButton4.Enabled = false;
40、 this.label1.Enabled = false;
this.label2.Enabled = false;
this.label3.Enabled = false;
this.label4.Enabled = false;
this.listExam.Enabled = false;
this.button1.Enabled = true;
this.button2.Enabled = false;
th 41、is.button3.Enabled = false;
this.button4.Enabled = false;
this.button5.Enabled = false;
}
/// 42、 = random.Next(0, 190);
string sql = string.Format(@"select top 10
ExamPaper.SubjectNo,
ExamPaper.SubjectName,
ExamResult.A,ExamResult.B,
43、 ExamResult.C,ExamResult.D,
ExamPaper.TypeID
from ExamPaper
inner join
44、 ExamResult
on
ExamPaper.TypeID=ExamResult.TypeID
and
ExamPaper.SubjectNo=ExamResult.SubjectNo
45、 where ExamPaper.SubjectNo
not in
(select top {0} ExamPaper.SubjectNo from ExamPaper)
and ExamResult.TypeID=
46、 (select TypeID from ExamPaperType
where
ExamPaperType.TypeName like %{1}%)",
r 47、and, this.tscmbExamType.Text.Substring(0, 3));
try
{
db.openData();
SqlCommand comm = new SqlCommand(sql, db.Conn);
SqlDataReader reader = comm.ExecuteReader();
if (!reader.HasRows)
{
48、 return;
}
else
{
while (reader.Read())
{
string SubjectNo = reader["SubjectNo"].ToString();//題號(hào)
string SubjectName = reader["SubjectName"]. 49、ToString();//題干
string TypeID = reader["TypeID"].ToString();
string A = reader["A"].ToString();
string B = reader["B"].ToString();
string C = reader["C"].ToString();
string D 50、= reader["D"].ToString();
ListViewItem items = new ListViewItem(SubjectNo);
items.SubItems.Add(SubjectName);
items.SubItems.Add(TypeID);
items.SubItems.Add(A);
items.SubItems. 51、Add(B);
items.SubItems.Add(C);
items.SubItems.Add(D);
this.listExam.Items.Add(items);
}
}
reader.Close();
}
catch (Exception ex)
52、{
MessageBox.Show(ex.Message);
}
finally
{
db.closeData();
}
}
/// 53、>
private void tscmbExamType_SelectedIndexChanged(object sender, EventArgs e)
{
if (this.listExam.Items.Count != 0)
{
this.listExam.Items.Clear();
}
this.timerP.Stop();
j = 600;
t 54、his.toolStripLabel4.Text = "00";
this.radioButton1.Enabled = false;
this.radioButton2.Enabled = false;
this.radioButton3.Enabled = false;
this.radioButton4.Enabled = false;
this.label1.Enabled = false;
this.label2.Enabled 55、= false;
this.label3.Enabled = false;
this.label4.Enabled = false;
this.listExam.Enabled = false;
this.rtbExam.Text = "";
this.label1.Text = "";
this.label2.Text = "";
this.label3.Text = "";
this. 56、label4.Text = "";
this.label5.Text = "";
this.label6.Text = "";
this.button1.Enabled = true;
this.button2.Enabled = false;
this.button3.Enabled = false;
this.button4.Enabled = false;
th 57、is.button5.Enabled = false;
this.ListShow();
}
string TypeID = "";//類型號(hào)
/// 58、 this.label5.Text = this.listExam.SelectedItems[0].SubItems[0].Text;
this.rtbExam.Text = this.listExam.SelectedItems[0].SubItems[1].Text;
TypeID = this.listExam.SelectedItems[0].SubItems[2].Text;
this.label1.Text = this.listExam.SelectedItems[0].S 59、ubItems[3].Text;
this.label2.Text = this.listExam.SelectedItems[0].SubItems[4].Text;
this.label3.Text = this.listExam.SelectedItems[0].SubItems[5].Text;
this.label4.Text = this.listExam.SelectedItems[0].SubItems[6].Text;
}
60、else
{
return;
}
}
/// 61、 {
this.ShowExam();
}
private void button3_Click(object sender, EventArgs e)
{
this.radioButton1.Checked = false;
this.radioButton2.Checked = false;
this.radioButton3.Checked = false;
this.radioButton4 62、.Checked = false;
this.label6.Text = "";
for (int i = 0; i < listExam.Items.Count - 1; i++)
{
if (listExam.Items[i].Selected) // 得到當(dāng)前選中項(xiàng)，因?yàn)檫@個(gè)控件支持多選，所以只能通過(guò)遍歷得到
{
if (i != 0 || i == 0)
63、 {
listExam.Items[i + 1].Selected = true;
listExam.Select();
break;
}
}
}
}
/// 64、e="sender">
///
private void button2_Click(object sender, EventArgs e)
{
this.radioButton1.Checked = false;
this.radioButton2.Checked = false;
this.radioButton3.Checked = false;
this.radio 65、Button4.Checked = false;
this.label6.Text = "";
for (int i = 0; i < listExam.Items.Count; i++)
{
if (listExam.Items[i].Selected) // 得到當(dāng)前選中項(xiàng)，因?yàn)檫@個(gè)控件支持多選，所以只能通過(guò)遍歷得到
{
if (i != 0)
{
66、 listExam.Items[i - 1].Selected = true;
listExam.Select();
break;
}
}
}
}
///
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