protected void Page_Load(object sender, EventArgs e)
{
SqlConnection sqlConnection = SqlTools.Connection();
SqlDataAdapter sqlDataAdapter = new SqlDataAdapter("select * from course", sqlConnection);
DataSet dataSet = new DataSet();
GridViewSelectCourse.DataKeyNames = new string[] { "id" };
sqlDataAdapter.Fill(dataSet);
for (int i = 0; i < dataSet.Tables[0].Rows.Count; i++)//将上课节次编号替换为上课节次
{
string s = dataSet.Tables[0].Rows[i]["Time"].ToString();
string[] dayAndNode = s.Split(',');
string CourseInfo = "";
for (int j = 0; j < dayAndNode.Length; j++)
{
CourseInfo += AlterString.outString(dayAndNode[j]) + "\n";
}
s = CourseInfo;
dataSet.Tables[0].Rows[i][4] = s; //循环修改列传值
string s2 = dataSet.Tables[0].Rows[i]["Place"].ToString();
ClassRoom classRoom = (ClassRoom)dao.getBody(s2, 6);;
dataSet.Tables[0].Rows[i]["Place"] = classRoom.Number; //循环修改列传值
string s3 = dataSet.Tables[0].Rows[i]["Teacher"].ToString();
Teacher tea = (Teacher)dao.getBody(s3, 2);;
dataSet.Tables[0].Rows[i]["Teacher"] = tea.Name1; //循环修改列传值
}
dataSet.AcceptChanges(); //这句最关键,完成修改,做用是允许对DATASET的修改
GridViewSelectCourse.DataSource = dataSet;
GridViewSelectCourse.DataBind();
sqlConnection.Close();
}
protected void Page_Load(object sender, EventArgs e)
{
Student Stu = (Student)Session["student"];
SqlConnection sqlConnection = SqlTools.Connection();
string sql = string.Format(@"select course from SelectCourse where Student={0}", Stu.ID1);
SqlDataAdapter sqlDataAdapter = new SqlDataAdapter(sql, sqlConnection);;
DataSet dataSet = new DataSet();
sqlDataAdapter.Fill(dataSet);
sqlConnection.Close();
int count = 0;
Course[] course = new Course[dataSet.Tables[0].Rows.Count]; //存储所有课程信息
foreach (DataRow col in dataSet.Tables[0].Rows) //获取全部选课的课程号
{
course[count] = (Course)dao.getBody(col["course"].ToString(), 4);;
count++;
}
for (int i = 0; i < count; i++)//将字符串节次转换文字
{
string[] dayAndNode = course[i].Time.Split(',');
string CourseInfo = "";
for (int j = 0; j < dayAndNode.Length; j++)
{
CourseInfo += AlterString.outString(dayAndNode[j]) + "<Br>";
}
course[i].Time = CourseInfo;
string Teacher = "";
Teacher tea = (Teacher)dao.getBody(course[i].Teacher, 2);;
Teacher = tea.Name1;
course[i].Teacher = Teacher;
string s = course[i].Place;
ClassRoom classRoom = (ClassRoom)dao.getBody(s, 6);;
course[i].Place = classRoom.Number; //循环修改列传值
}
DataTable dt = new DataTable(); //实例化一个空数据源
for (int k = 0; k < count; k++) //要添加的行数
{
DataRow dr = dt.NewRow();
dt.Rows.Add(dr);
}
GridViewShowSelectCourse.DataSource = dt;
GridViewShowSelectCourse.DataBind();
for (int i = 0; i < count; i++)
{
GridViewShowSelectCourse.Rows[i].Cells[0].Text = course[i].ID;
GridViewShowSelectCourse.Rows[i].Cells[1].Text = course[i].Name;
GridViewShowSelectCourse.Rows[i].Cells[2].Text = course[i].Teacher;
GridViewShowSelectCourse.Rows[i].Cells[3].Text = course[i].Date;
GridViewShowSelectCourse.Rows[i].Cells[4].Text = course[i].Time;
GridViewShowSelectCourse.Rows[i].Cells[5].Text = course[i].Week;
GridViewShowSelectCourse.Rows[i].Cells[6].Text = course[i].Place;
GridViewShowSelectCourse.Rows[i].Cells[7].Text = course[i].Score;
}
}
protected void Page_Load(object sender, EventArgs e)
{
Student Stu = (Student)Session["student"];
SqlConnection sqlConnection = SqlTools.Connection();
string sql = string.Format(@" select * from Exam where ClassInfo='{0}'", Stu.Class1.ToLower().Trim());
SqlDataAdapter sqlDataAdapter = new SqlDataAdapter(sql, sqlConnection);
DataSet dataSet = new DataSet();
GridViewShowExam.DataKeyNames = new string[] { "id" };
sqlDataAdapter.Fill(dataSet);
sqlConnection.Close();
GridViewShowExam.DataSource = dataSet;
GridViewShowExam.DataBind();
for (int i = 0; i < dataSet.Tables[0].Rows.Count; i++)//将教师编号替换为教师姓名
{
string s = dataSet.Tables[0].Rows[i]["Course"].ToString();
Course course = (Course)dao.getBody(s, 4);
ClassRoom cl = (ClassRoom)dao.getBody(dataSet.Tables[0].Rows[i]["Place"].ToString(), 6);
ClassInfo classInfo = (ClassInfo)dao.getBody(dataSet.Tables[0].Rows[i]["ClassInfo"].ToString(), 9);
string s2 = dataSet.Tables[0].Rows[i]["Time"].ToString();
string[] dayAndNode = s2.Split(',');
string CourseInfo = "";
for (int j = 0; j < dayAndNode.Length; j++)
{
CourseInfo += AlterString.outString(dayAndNode[j]) + "\n";
}
dataSet.Tables[0].Rows[i]["Time"] = CourseInfo;
dataSet.Tables[0].Rows[i]["Place"] = cl.Number;
dataSet.Tables[0].Rows[i]["Classinfo"] = classInfo.Name; //循环修改列传值
}
dataSet.AcceptChanges();
GridViewShowExam.DataSource = dataSet;
GridViewShowExam.DataBind();
for (int i = 0; i < dataSet.Tables[0].Rows.Count; i++)//将教师编号替换为教师姓名
{
string s = dataSet.Tables[0].Rows[i]["Course"].ToString();
Course course = (Course)dao.getBody(s, 4);
GridViewShowExam.Rows[i].Cells[2].Text = course.Name;
}
}
