//获取选择题数据
public static RadioHigh GetRadioQuestion(string Id, string tablename)
{
SQLHelper dbAccess = new SQLHelper(); //实例化一个SQLHelper类
string sql = "Select * from [" + tablename + "] where Id = @Id";
SqlParameter[] para = { new SqlParameter("@Id", Id) }; //利用参数para进行动态定义
SqlDataReader dr = dbAccess.GetDRWithPara(sql, para); //获取查询数据流
//根据查询得到的数据，对成员赋值
//数据流中是否有数据
if (dr.Read())
{
//声明User对象，将数据流中的值赋给User对象
RadioHigh question = new RadioHigh();
question.Id = int.Parse(dr["Id"].ToString());
question.question = dr["question"].ToString();
question.A = dr["A"].ToString();
question.B = dr["B"].ToString();
question.C = dr["C"].ToString();
question.D = dr["D"].ToString();
question.answer = dr["answer"].ToString();
question.explain = dr["explain"].ToString();
//关闭SqlDataReader对象，此时连接同时关闭
dr.Close();
return(question);
}
else
{
dr.Close();
return(null);
}
}
//单选题分数计算
public static int radioScore(RadioHigh r1, RadioHigh r2, RadioHigh r3, RadioHigh r4, RadioHigh r5, RadioButtonList rdolist1, RadioButtonList rdolist2, RadioButtonList rdolist3, RadioButtonList rdolist4, RadioButtonList rdolist5)
{
int score = 0;
if (rdolist1.SelectedValue == r1.answer)
{
score += 7;
}
if (rdolist2.SelectedValue == r2.answer)
{
score += 7;
}
if (rdolist3.SelectedValue == r3.answer)
{
score += 7;
}
if (rdolist4.SelectedValue == r4.answer)
{
score += 7;
}
if (rdolist5.SelectedValue == r5.answer)
{
score += 7;
}
return(score);
}
protected void btnUpdate_Click(object sender, EventArgs e)
{
RadioHigh updateQuestion = new RadioHigh();
//将所用更新数据与不可更改数据存放于一个新User实例中
updateQuestion.Id = int.Parse(Id);
updateQuestion.question = txtQuestion.Text;
updateQuestion.answer = txtAnswer.Text;
updateQuestion.explain = txtExplain.Text;
updateQuestion.A = txtA.Text;
updateQuestion.B = txtB.Text;
updateQuestion.C = txtC.Text;
updateQuestion.D = txtD.Text;
updateQuestion.suggestion = Convert.ToInt32(txtSuggestion.Text);
int n = QuestionChangeManager.UpdateRadioQuestion(updateQuestion, j);
//提示更改的数据行数
if (n > 0)
{
RegisterClientScriptBlock("", string.Format("<script type = 'text/javascript'> alert('成功更新数据，有{0}行收到更新！'); </script>", n.ToString()));
}
//数据更改后，再次绑定并显示更新后的数据
GridView1.DataSource = Manage.ShowData(j);
GridView1.DataBind();
}
/// <summary>
/// 从数据库中获取高级单选题记录
/// </summary>
public static RadioHigh GetRadio(int Id)
{
SQLHelper dbAccess = new SQLHelper(); //实例化一个SQLHelper类
string sql = "Select * from [RadioHigh] where Id = @Id";
SqlParameter[] para = { new SqlParameter("@Id", Id) }; //利用参数para进行动态定义
SqlDataReader dr = dbAccess.GetDRWithPara(sql, para); //获取查询数据流
//根据查询得到的数据，对成员赋值
//数据流中是否有数据
if (dr.Read())
{
RadioHigh r = new RadioHigh();
r.Id = int.Parse(dr["Id"].ToString());
r.question = dr["question"].ToString();
r.A = dr["A"].ToString();
r.B = dr["B"].ToString();
r.C = dr["C"].ToString();
r.D = dr["D"].ToString();
r.answer = dr["answer"].ToString();
r.explain = dr["explain"].ToString();
r.suggestion = int.Parse(dr["suggestion"].ToString());
//关闭SqlDataReader对象，此时连接同时关闭
dr.Close();
return(r);
}
else
{
dr.Close();
return(null);
}
}
//点击增加按钮事件
protected void btnAdd_Click(object sender, EventArgs e)
{
//将注册信息存入数据库
string question = txtQuestion.Text;
string A = txtA.Text;
string B = txtB.Text;
string C = txtC.Text;
string D = txtD.Text;
string answer = txtAnswer.Text;
string explain = txtExplain.Text;
int suggestion = Convert.ToInt32(txtSuggestion.Text);
RadioHigh newquestion = new RadioHigh(question, A, B, C, D, answer, explain, suggestion);
int n = QuestionChangeManager.AddRadioQuestion(newquestion, j);
//提示添加数据行，并清空textBox
if (n > 0)
{
RegisterClientScriptBlock("", string.Format("<script type = 'text/javascript'> alert('成功添加数据，有{0}行数据已添加！'); </script>", n.ToString()));
txtQuestion.Text = "";
txtA.Text = "";
txtB.Text = "";
txtC.Text = "";
txtD.Text = "";
txtAnswer.Text = "";
txtExplain.Text = "";
txtSuggestion.Text = "";
}
GridView1.DataSource = Manage.ShowData(j);
GridView1.DataBind();
}
//通过RadioButtonList控件显示高级选择题题目
public static void ShowQuestionRadio(RadioHigh r, RadioButtonList rdoList, Label lbl)
{
rdoList.Items[0].Text = "A." + r.A;
rdoList.Items[1].Text = "B." + r.B;
rdoList.Items[2].Text = "C." + r.C;
rdoList.Items[3].Text = "D." + r.D;
rdoList.Items[0].Value = "A";
rdoList.Items[1].Value = "B";
rdoList.Items[2].Value = "C";
rdoList.Items[3].Value = "D";
lbl.Text = r.question;
}
//添加选择题数据
public static int AddRadioQuestion(RadioHigh Question, string tablename)
{
SQLHelper dbAccess = new SQLHelper(); //实例化一个SQLHelp类
string sql = "Insert Into [" + tablename + "] Values("
+ "'" + Question.question + "',"
+ "'" + Question.A + "',"
+ "'" + Question.B + "',"
+ "'" + Question.C + "',"
+ "'" + Question.D + "',"
+ "'" + Question.answer + "',"
+ "'" + Question.explain + "',"
+ "'" + Question.suggestion + "')";
return(dbAccess.doSql(sql)); //利用SQLHelp类的doSql方法增加用户，执行一条SQL语句，返回受影响的行数
}
//更新选择题数据
public static int UpdateRadioQuestion(RadioHigh Question, string tablename)
{
SQLHelper dbAccess = new SQLHelper(); //实例化一个SQLHelp类
string sql = "Update [" + tablename + "] Set question='";
sql += Question.question + "',A='";
sql += Question.A + "',B='";
sql += Question.B + "',C='";
sql += Question.C + "',D='";
sql += Question.D + "',answer='";
sql += Question.answer + "',explain='";
sql += Question.explain + "',suggestion='";
sql += Question.suggestion + "' where Id=" + Question.Id;
return(dbAccess.doSql(sql)); //利用SQLHelp类的doSql方法增加用户，执行一条SQL语句，返回受影响的行数
}
//选择数据，并在textBox框中显示
protected void GridView1_SelectedIndexChanging(object sender, GridViewSelectEventArgs e)
{
Id = GridView1.Rows[e.NewSelectedIndex].Cells[2].Text;
RadioHigh question = new RadioHigh();
question = QuestionChangeManager.GetRadioQuestion(Id, j); //通过GetUser方法的userid索引，获取用户数据
//用户数据显示
txtQuestion.Text = question.question;
txtA.Text = question.A;
txtB.Text = question.B;
txtC.Text = question.C;
txtD.Text = question.D;
txtAnswer.Text = question.answer;
txtExplain.Text = question.explain;
txtSuggestion.Text = Convert.ToString(question.suggestion);
}
//单选题判定
public static bool JudgingRadio(RadioButtonList rdolist, RadioHigh r, Label lbl, Button btn)
{
bool correct = false;
if (rdolist.SelectedValue == r.answer)
{
lbl.Text = "恭喜你答对了！";
btn.Visible = true;
return(correct = true);
}
else
{
lbl.Text = "错误！正确答案：" + r.answer;
btn.Visible = true;
return(correct = false);
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
if (Session["stuId"] != null)
{
//随机出题
long tick = DateTime.Now.Ticks;
Random ran = new Random((int)(tick & 0xffffffffL) | (int)(tick >> 32));
int iDown = 1;
int iUp = TestHighManager.CountRadio();
int[] n = new int[5];
while (true)
{
int i = 0;
n[0] = ran.Next(iDown, iUp);
n[1] = ran.Next(iDown, iUp);
n[2] = ran.Next(iDown, iUp);
n[3] = ran.Next(iDown, iUp);
n[4] = ran.Next(iDown, iUp);
if (n[0] != n[1] && n[0] != n[2] && n[0] != n[3] && n[0] != n[4] && n[1] != n[2] && n[1] != n[3] && n[1] != n[4] && n[2] != n[3] && n[2] != n[4] && n[3] != n[4])
{
i = 4;
}
if (i == 4)
{
break;
}
}
r1 = TestHighManager.GetRadio(n[0]);
TestHighManager.ShowQuestionRadio(r1, rdolistS1, lblS1);
r2 = TestHighManager.GetRadio(n[1]);
TestHighManager.ShowQuestionRadio(r2, rdolistS2, lblS2);
r3 = TestHighManager.GetRadio(n[2]);
TestHighManager.ShowQuestionRadio(r3, rdolistS3, lblS3);
r4 = TestHighManager.GetRadio(n[3]);
TestHighManager.ShowQuestionRadio(r4, rdolistS4, lblS4);
r5 = TestHighManager.GetRadio(n[4]);
TestHighManager.ShowQuestionRadio(r5, rdolistS5, lblS5);
//随机出题
int iUp1 = TestHighManager.CountJudge();
int[] j = new int[4];
while (true)
{
int i = 0;
j[0] = ran.Next(iDown, iUp1);
j[1] = ran.Next(iDown, iUp1);
j[2] = ran.Next(iDown, iUp1);
j[3] = ran.Next(iDown, iUp1);
if (j[0] != j[1] && j[0] != j[2] && j[0] != j[3] && j[1] != j[2] && j[1] != j[3] && j[2] != j[3])
{
i = 3;
}
if (i == 3)
{
break;
}
}
j1 = TestHighManager.GetJudge(j[0]);
TestHighManager.ShowQuestionJudge(j1, rdolistJ1, lblJ1);
j2 = TestHighManager.GetJudge(j[1]);
TestHighManager.ShowQuestionJudge(j2, rdolistJ2, lblJ2);
j3 = TestHighManager.GetJudge(j[2]);
TestHighManager.ShowQuestionJudge(j3, rdolistJ3, lblJ3);
j4 = TestHighManager.GetJudge(j[3]);
TestHighManager.ShowQuestionJudge(j4, rdolistJ4, lblJ4);
//随机出题
int iUp2 = TestHighManager.CountBlank();
int[] k = new int[3];
while (true)
{
int i = 0;
k[0] = ran.Next(iDown, iUp2);
k[1] = ran.Next(iDown, iUp2);
k[2] = ran.Next(iDown, iUp2);
if (k[0] != k[1] && k[0] != k[2] && k[1] != k[2])
{
i = 2;
}
if (i == 2)
{
break;
}
}
b1 = TestHighManager.GetBlank(k[0]);
TestHighManager.ShowQuestionBlank(b1, lblB1, lblB12);
b2 = TestHighManager.GetBlank(k[1]);
TestHighManager.ShowQuestionBlank(b2, lblB2, lblB22);
b3 = TestHighManager.GetBlank(k[2]);
TestHighManager.ShowQuestionBlank(b3, lblB3, lblB32);
//随机出题
int iUp3 = TestHighManager.CountDesign();
int[] m = new int[2];
m[0] = ran.Next(iDown, iUp3);
d1 = TestHighManager.GetDesign(m[0]);
TestHighManager.ShowQuestionDesign2(d1, lblD1);
}
else
{
Response.Redirect("Login.aspx");
}
}
}
//static StudentInfo stuNew2 = new StudentInfo();
//int[] rr = new int[6]; //用于存放错题的学习建议，有1~5中类型，数字长度选6
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack) //防止点保存后，页面再一次刷新，和验证码一样
{
if (Session["stuId"] != null)
{
//String Msg;
int score1 = 0;
int score2 = 0;
int score3 = 0;
int score4 = 0;
string stuId = Session["stuId"].ToString();
stuNews1 = ClassUnitManager.GetStudyingInform(stuId);
score1 = stuNews1.pretest;
score2 = stuNews1.low;
score3 = stuNews1.mid;
score4 = stuNews1.high;
if (int.Parse(Request.QueryString["caid"].ToString().Trim()) == 1) //不是第一次做题，读取断点
{
BreakingPointRadio bpr = new BreakingPointRadio();
bpr = BreakingPointManager.LoadBreakingPointRadio(Session["stuId"].ToString());
r1 = TestHighManager.GetRadio(bpr.r1);
TestHighManager.ShowQuestionRadio(r1, rdolistS1, lblS1);
r2 = TestHighManager.GetRadio(bpr.r2);
TestHighManager.ShowQuestionRadio(r2, rdolistS2, lblS2);
r3 = TestHighManager.GetRadio(bpr.r3);
TestHighManager.ShowQuestionRadio(r3, rdolistS3, lblS3);
r4 = TestHighManager.GetRadio(bpr.r4);
TestHighManager.ShowQuestionRadio(r4, rdolistS4, lblS4);
r5 = TestHighManager.GetRadio(bpr.r5);
TestHighManager.ShowQuestionRadio(r5, rdolistS5, lblS5);
BreakingPointJudge bpj = new BreakingPointJudge();
bpj = BreakingPointManager.LoadBreakingPointJudge(Session["stuId"].ToString());
j1 = TestHighManager.GetJudge(bpj.j1);
TestHighManager.ShowQuestionJudge(j1, rdolistJ1, lblJ1);
j2 = TestHighManager.GetJudge(bpj.j2);
TestHighManager.ShowQuestionJudge(j2, rdolistJ2, lblJ2);
j3 = TestHighManager.GetJudge(bpj.j3);
TestHighManager.ShowQuestionJudge(j3, rdolistJ3, lblJ3);
j4 = TestHighManager.GetJudge(bpj.j4);
TestHighManager.ShowQuestionJudge(j4, rdolistJ4, lblJ4);
BreakingPointBlank bpb = new BreakingPointBlank();
bpb = BreakingPointManager.LoadBreakingPointBlank(Session["stuId"].ToString());
b1 = TestHighManager.GetBlank(bpb.b1);
TestHighManager.ShowQuestionBlank(b1, lblB1, lblB12);
b2 = TestHighManager.GetBlank(bpb.b2);
TestHighManager.ShowQuestionBlank(b2, lblB2, lblB22);
b3 = TestHighManager.GetBlank(bpb.b3);
TestHighManager.ShowQuestionBlank(b3, lblB3, lblB32);
BreakingPointDesign bpd = new BreakingPointDesign();
bpd = BreakingPointManager.LoadBreakingPointDesign(Session["stuId"].ToString());
d1 = TestHighManager.GetDesign(bpd.d1);
TestHighManager.ShowQuestionDesign(d1, lblD1, lblD1S1, lblD1S2, rdolistD1S1, rdolistD1S2);
TestHighManager.ShowRadioBreakingpoint(bpr, rdolistS1, rdolistS2, rdolistS3, rdolistS4, rdolistS5);
TestHighManager.ShowJudgeBreakingpoint(bpj, rdolistJ1, rdolistJ2, rdolistJ3, rdolistJ4);
TestHighManager.ShowBlankBreakingpoint(bpb, txtB11, txtB21, txtB31);
}
else if (int.Parse(Request.QueryString["caid"].ToString().Trim()) == 0)
{
if (score1 >= 90 || score3 >= 60)
{
//随机出题（加入错题的权重,原先的题号不变，多余的错题作为普通题目放到最后进行随机）
long tick = DateTime.Now.Ticks;
Random ran = new Random((int)(tick & 0xffffffffL) | (int)(tick >> 32));
int iDown = 1;
int iUp = TestHighManager.CountRadio();
int[] rr = new int[iUp + 1];
for (int mn = 1; mn <= TestHighManager.CountRadio(); mn++)
{
rr[mn] = WrongRadioManager.WrongRadionum(Session["stuId"].ToString(), mn, "High", "WrongRadio");
iUp = iUp + rr[mn];
}
int[] n = new int[5];
while (true)
{
int i;
n[0] = ran.Next(iDown, iUp);
n[1] = ran.Next(iDown, iUp);
n[2] = ran.Next(iDown, iUp);
n[3] = ran.Next(iDown, iUp);
n[4] = ran.Next(iDown, iUp);
//对随机选出的5个数重映射题号
for (i = 0; i <= 4; i++)
{
if (n[i] > TestHighManager.CountRadio())
{
int temp;
temp = n[i] - TestHighManager.CountRadio();
int p;
for (p = 1; p <= TestHighManager.CountRadio(); p++)
{
temp = temp - rr[p];
if (temp <= 0)
{
break;
}
}
n[i] = p;
}
}
if (n[0] != n[1] && n[0] != n[2] && n[0] != n[3] && n[0] != n[4] && n[1] != n[2] && n[1] != n[3] && n[1] != n[4] && n[2] != n[3] && n[2] != n[4] && n[3] != n[4])
{
i = 4;
}
if (i == 4)
{
break;
}
}
r1 = TestHighManager.GetRadio(n[0]);
TestHighManager.ShowQuestionRadio(r1, rdolistS1, lblS1);
r2 = TestHighManager.GetRadio(n[1]);
TestHighManager.ShowQuestionRadio(r2, rdolistS2, lblS2);
r3 = TestHighManager.GetRadio(n[2]);
TestHighManager.ShowQuestionRadio(r3, rdolistS3, lblS3);
r4 = TestHighManager.GetRadio(n[3]);
TestHighManager.ShowQuestionRadio(r4, rdolistS4, lblS4);
r5 = TestHighManager.GetRadio(n[4]);
TestHighManager.ShowQuestionRadio(r5, rdolistS5, lblS5);
//随机出题
int iUp1 = TestHighManager.CountJudge();
int[] jj = new int[iUp1 + 1];
for (int mn = 1; mn <= TestHighManager.CountJudge(); mn++)
{
jj[mn] = WrongRadioManager.WrongRadionum(Session["stuId"].ToString(), mn, "High", "WrongJudge");
iUp1 = iUp1 + jj[mn];
}
int[] j = new int[4];
while (true)
{
int i;
j[0] = ran.Next(iDown, iUp1);
j[1] = ran.Next(iDown, iUp1);
j[2] = ran.Next(iDown, iUp1);
j[3] = ran.Next(iDown, iUp1);
//对随机选出的4个数重映射题号
for (i = 0; i <= 3; i++)
{
if (j[i] > TestHighManager.CountJudge())
{
int temp;
temp = j[i] - TestHighManager.CountJudge();
int p;
for (p = 1; p <= TestHighManager.CountJudge(); p++)
{
temp = temp - jj[p];
if (temp <= 0)
{
break;
}
}
j[i] = p;
}
}
if (j[0] != j[1] && j[0] != j[2] && j[0] != j[3] && j[1] != j[2] && j[1] != j[3] && j[2] != j[3])
{
i = 3;
}
if (i == 3)
{
break;
}
}
j1 = TestHighManager.GetJudge(j[0]);
TestHighManager.ShowQuestionJudge(j1, rdolistJ1, lblJ1);
j2 = TestHighManager.GetJudge(j[1]);
TestHighManager.ShowQuestionJudge(j2, rdolistJ2, lblJ2);
j3 = TestHighManager.GetJudge(j[2]);
TestHighManager.ShowQuestionJudge(j3, rdolistJ3, lblJ3);
j4 = TestHighManager.GetJudge(j[3]);
TestHighManager.ShowQuestionJudge(j4, rdolistJ4, lblJ4);
//随机出题
int iUp2 = TestHighManager.CountBlank();
int[] kk = new int[iUp2 + 1];
for (int mn = 1; mn <= TestHighManager.CountBlank(); mn++)
{
kk[mn] = WrongRadioManager.WrongRadionum(Session["stuId"].ToString(), mn, "High", "WrongBlank");
iUp2 = iUp2 + kk[mn];
}
int[] k = new int[3];
while (true)
{
int i;
k[0] = ran.Next(iDown, iUp2);
k[1] = ran.Next(iDown, iUp2);
k[2] = ran.Next(iDown, iUp2);
//对随机选出的3个数重映射题号
for (i = 0; i <= 2; i++)
{
if (k[i] > TestHighManager.CountBlank())
{
int temp;
temp = k[i] - TestHighManager.CountBlank();
int p;
for (p = 1; p <= TestHighManager.CountBlank(); p++)
{
temp = temp - kk[p];
if (temp <= 0)
{
break;
}
}
k[i] = p;
}
}
if (k[0] != k[1] && k[0] != k[2] && k[1] != k[2])
{
i = 2;
}
if (i == 2)
{
break;
}
}
b1 = TestHighManager.GetBlank(k[0]);
TestHighManager.ShowQuestionBlank(b1, lblB1, lblB12);
b2 = TestHighManager.GetBlank(k[1]);
TestHighManager.ShowQuestionBlank(b2, lblB2, lblB22);
b3 = TestHighManager.GetBlank(k[2]);
TestHighManager.ShowQuestionBlank(b3, lblB3, lblB32);
//随机出题
int iUp3 = TestHighManager.CountDesign();
int[] m = new int[2];
m[0] = ran.Next(iDown, iUp3);
d1 = TestHighManager.GetDesign(m[0]);
TestHighManager.ShowQuestionDesign(d1, lblD1, lblD1S1, lblD1S2, rdolistD1S1, rdolistD1S2);
}
else
{
lblTitle.Visible = false;
PanelAll.Visible = false;
PanelDesign.Visible = false;
btnSubmit.Visible = false;
btnOk.Visible = false;
btnSave.Visible = false;
//Response.Write("<script type = 'text/javascript'> alert('你未通过低等级测试，不能进行该等级测试！'); </script>");
RegisterClientScriptBlock("", "<script>alert('你未通过前测或低等级测试，不能进行高级测试！')</script>");
}
}
}
else
{
Response.Redirect("Login.aspx");
}
}
}