/// <summary>
/// 查询学生成绩
/// </summary>
/// <param name="student">需要查询成绩的学生</param>
/// <param name="schoolYear">指定查询的学年</param>
/// <param name="schoolTerm">指定查询的学期</param>
/// <returns></returns>
public static bool QueryStudentScore(Student student, string schoolYear, SchoolTermOptions schoolTerm, string queryPurpose, string queryType)
{
m_student = student;
m_schoolTerm = schoolTerm;
m_schoolYear = schoolYear;
try
{
GetThreeParam();
HttpWebRequest requestGPA = GeneratePostData("第一专业平均学分绩", queryType);
GetFinalInfo(requestGPA, QueryMode.GPA);
if (queryPurpose == "查询")
{
GetThreeParam();
HttpWebRequest requestScore = GeneratePostData(queryPurpose, queryType);
GetFinalInfo(requestScore, QueryMode.Score);
}
}
catch (ScoreQuerierException querierexception)
{
throw querierexception;
}
catch
{
throw (new ScoreQuerierException("您的网络连接错误或者成绩查询网站已更改"));
}
return(true);
}
static ScoreQuerier()
{
m_schoolTerm = SchoolTermOptions.First;
m_schoolYear = null;
m_url = "http://211.70.149.134:8080/stud_score/brow_stud_score.aspx";
m_viewState = null;
m_viewStateGenerator = null;
m_eventValidation = null;
m_student = null;
}
//构造函数
public Subject(string schoolYear, SchoolTermOptions schoolterm, string numberOfSubject, string nameOfSubject, float credits, string attribute, string numberOfTeacher, string nameOfTeacher, byte finalScore, byte ususalScore)
{
_schoolYear = schoolYear;
_schoolterm = schoolterm;
_numberOfSubject = numberOfSubject;
_nameOfSubject = nameOfSubject;
_credits = credits;
_attribute = attribute;
_numberOfTeacher = numberOfTeacher;
_nameOfTeacher = nameOfTeacher;
_finalScore = finalScore;
_usualScore = ususalScore;
}
private void btnQueryScore_Click(object sender, EventArgs e)
{
if (txtSchoolNumber.Text == string.Empty || txtIDNumber.Text == string.Empty)
{
MessageBox.Show("请填写正确的信息!");
return;
}
prcGetScore.Value = 0;
prcGetScore.Value = 40;
m_student = new Student(txtName.Text, txtSchoolNumber.Text, txtIDNumber.Text);
string schoolYear = cboSchoolYear.SelectedIndex == 0 ? string.Empty : cboSchoolYear.SelectedItem.ToString();
SchoolTermOptions schoolTerm = (SchoolTermOptions)cboSchoolTerm.SelectedIndex;
try
{
m_student.GetSubjectScore(schoolYear, schoolTerm, "查询", "全部成绩");
}
catch (ScoreQuerierException exception)
{
MessageBox.Show(exception.Message);
}
prcGetScore.Value = 100;
lvwSubjects.Items.Clear();
txtGPA.Clear();
lblCountOfSubjects.Text = string.Empty;
for (int i = 0; i < m_student.Subjects.Count; i++)
{
lvwSubjects.Items.Add(m_student.Subjects[i].NumberOfSubject);
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].NameOfSubject);
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].Credits.ToString());
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].Attribute);
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].NumberOfTeacher);
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].NameOfTeacher);
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].FinalScore.ToString());
lvwSubjects.Items[i].SubItems.Add(m_student.Subjects[i].UsualScore.ToString());
}
txtGPA.Text = m_student.GPA.ToString();
lblCountOfSubjects.Text = "共: " + m_student.Subjects.Count.ToString() + "门课程数据!";
}
//获取成绩
/// <summary>
/// 学生类的获取成绩方法，将自动从查询成绩的网页上获取成绩
/// </summary>
/// <param name="schoolYear">查询指定学年的成绩</param>
/// <param name="schoolTerm">查询指定学期的成绩</param>
/// <returns>返回是否成功获取到成绩</returns>
public bool GetSubjectScore(string schoolYear, SchoolTermOptions schoolTerm, string queryPurpose, string queryType)
{
return(ScoreQuerier.QueryStudentScore(this, schoolYear, schoolTerm, queryPurpose, queryType));
}
