private void ThemCauHoi_Click(object sender, EventArgs e)
{
frmCauHoi frm = new frmCauHoi();
frm.ShowDialog();
if (frm.subEdit)
{
var q = frm.getValue();
if (MyTool.SoCauHoiTrung(q.question) == 0)
{
using (var db = new dbQLThiTracNghiemDataContext())
{
db.Questions.InsertOnSubmit(q);
bs.Add(q);
db.SubmitChanges();
}
//refeshGVQLCauHoi();
}
else
{
MessageBox.Show("Câu hỏi đã tồn tại!");
}
}
}
private void SuaCauHoi_Click(object sender, EventArgs e)
{
if (gvQuestions.SelectedRows.Count == 1)
{
frmCauHoi frm = new frmCauHoi();
Question oldq = (Question)gvQuestions.SelectedRows[0].DataBoundItem;
frm.loadvalue(oldq);
frm.ShowDialog();
if (frm.subEdit)
{
Question newq = frm.getValue();
if (MyTool.SoCauHoiTrung(newq.question) <= 1)
{
using (var db = new dbQLThiTracNghiemDataContext())
{
Question question = db.Questions.Where(q => q == oldq).Select(q => q).Single();
question.hardlevel = newq.hardlevel;
if (newq.question != "")
{
question.question = newq.question;
}
if (newq.answerA != "")
{
question.answerA = newq.answerA;
}
if (newq.answerB != "")
{
question.answerB = newq.answerB;
}
if (newq.answerC != "")
{
question.answerC = newq.answerC;
}
if (newq.answerD != "")
{
question.answerD = newq.answerD;
}
if (newq.answerTrue != "")
{
question.answerTrue = newq.answerTrue;
}
if (newq.subject != "")
{
question.subject = newq.subject;
}
if (newq.grade != 0)
{
question.grade = newq.grade;
}
db.SubmitChanges();
int index = bs.IndexOf(oldq);
bs.Remove(oldq);
bs.Insert(index, question);
}
//refeshGVQLCauHoi();
}
else
{
MessageBox.Show("Câu hỏi đã tồn tại!");
}
}
}
else
{
MessageBox.Show("Chọn 1 dòng để chỉnh sửa!");
}
}
