// 新建问题
public bool create(Problem obj)
{
DataClassesDataContext da = new DataClassesDataContext();
da.Problem.InsertOnSubmit(obj);
da.SubmitChanges();
return true;
}
protected void AProSureButton_Click(object sender, EventArgs e)
{
Problem Apro = new Problem();
Apro.assignment = int.Parse(Request.QueryString["Assignmentid"].ToString());
Apro.title = AProtitleTextBox.Text;
Apro.descrip = AProdescriTextBox.Text;
Apro.score = float.Parse(scoreTextBox.Text);
ProMan.create(Apro);
Response.Redirect("OneAssignment.aspx?Assignmentid=" + Request.QueryString["Assignmentid"] + "&Assignmentnum=" + Request.QueryString["Assignmentnum"]);
}
//添加该作业的一个问题
protected void AProSureButton_Click(object sender, EventArgs e)
{
AProPanel.Visible = false;
Assignment assignment = (Assignment)Session["Aassignment"];
Problem Apro = new Problem();
problems = (List<Problem>)Session["problems"];
Apro.score = float.Parse(AProscoreTextBox.Text);
Apro.title = AProtitleTextBox.Text;
Apro.descrip = AProdescriTextBox.Text;
Apro.assignment = assignment.id;
problems.Add(Apro);
Session["problems"] = problems;
SelectProRadioButtonList.Items.Clear();
for (int i = 0; i != problems.Count; i++)
{
SelectProRadioButtonList.Items.Add(new ListItem(i+1 + "." + problems[i].title + "<br>" + problems[i].descrip, i.ToString()));
}
}
partial void DeleteProblem(Problem instance);
private void detach_Problem(Problem entity)
{
this.SendPropertyChanging();
entity.Assignment1 = null;
}
partial void UpdateProblem(Problem instance);
private void attach_Problem(Problem entity)
{
this.SendPropertyChanging();
entity.Assignment1 = this;
}
partial void InsertProblem(Problem instance);
//更新问题
public bool UpdateProblem(Problem pro)
{
DataClassesDataContext da = new DataClassesDataContext();
var p = from s in da.Problem
where s.id == pro.id
select s;
foreach (Problem problem in p)
{
problem.id = pro.id;
problem.assignment = pro.assignment;
problem.title = pro.title;
problem.descrip = pro.descrip;
problem.score = pro.score;
}
da.SubmitChanges();
return true;
}