private void editExam_Click(object sender, EventArgs e)
{
if (gvExams.SelectedRows.Count == 1)
{
frmTaoKyThi frm = new frmTaoKyThi();
Examination oldTest = (Examination)gvExams.SelectedRows[0].DataBoundItem;
frm.loadValue(oldTest);
frm.ShowDialog();
if (frm.subEdit)
{
var newTest = frm.getValue();
using (var db = new dbQLThiTracNghiemDataContext())
{
Examination t = db.Examinations.Where(p => p.idExamination == oldTest.idExamination).Select(p => p).Single();
t.nameExamination = newTest.nameExamination;
t.grade = newTest.grade;
t.startTime = newTest.startTime;
t.time = newTest.time;
t.countStudent = newTest.countStudent;
t.type = newTest.type;
db.SubmitChanges();
//int index = bs.IndexOf(oldTest);
//bs.Remove(oldTest);
//bs.Insert(index, t);
bs.DataSource = db.Examinations.ToList();
}
refreshExam();
}
}
else
{
MessageBox.Show("Chọn 1 dòng để chỉnh sửa!");
}
}
private void addExam_Click(object sender, EventArgs e)
{
frmTaoKyThi frm = new frmTaoKyThi();
using (var db = new dbQLThiTracNghiemDataContext())
{
var t = new Examination();
db.Examinations.InsertOnSubmit(t);
//bs.Add(t);
db.SubmitChanges();
frm.idExam = t.idExamination;
frm.ShowDialog();
if (frm.subEdit)
{
frm.setValue(ref t);
}
else
{
//db.Examinations.Attach(t);
db.Examinations.DeleteOnSubmit(t);
//bs.Remove(t);
}
db.SubmitChanges();
}
refreshExam();
}
