private void Button_Click(object sender, RoutedEventArgs e)
{
try
{
examListView examo = avaialableExams.SelectedItem as examListView;
int ExamCode = (from exam in context2.exams
where exam.Name == examo.ExamName
select exam.ExamCode).FirstOrDefault();
foreach (var item in selecteStudentstoExam)
{
var r = (from d in context2.rel_exam_student
where d.ExamCode == ExamCode && d.StuId == item && d.Taken == false select d).FirstOrDefault();
if (r == null)
{
context2.rel_exam_student.Add(new rel_exam_student {
StuId = item, ExamCode = ExamCode
});
MessageBox.Show("done");
}
else
{
MessageBox.Show("some students already have been assigned to hte exam");
}
}
context2.SaveChanges();
}
catch (Exception d)
{
MessageBox.Show("Erorr Please Enter a Valid Data");
}
}
private void Coure_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
var CourseName = sender as ComboBox;
//fill the exam list
var CourseNName = Coure.SelectedItem.ToString();
List <exam> exams = getAllExamsofCourse(CourseNName);
List <examListView> examstoBeViewd = new List <examListView>();
foreach (var item in exams)
{
examListView ex = new examListView {
ExamCode = item.ExamCode, ExamName = item.Name, Type = item.Type, Date = item.Date
};
examstoBeViewd.Add(ex);
}
avaialableExams.ItemsSource = examstoBeViewd;
//fill the students list
CourseNName = Coure.SelectedItem.ToString();
List <student> students = getAllStudentsofCourse(CourseNName);
List <studentListView> studentstoBeViewd = new List <studentListView>();
AvaialableStudents.Items.Clear();
foreach (var item in students)
{
ListViewItem d = new ListViewItem();
studentListView st = new studentListView {
ID = item.StuId, Name = item.FirstName + " " + item.LastName, Track = getStudentTrack(item)
};
AvaialableStudents.Items.Add(st);
}
//AvaialableStudents.Items[0].SubItems[5].BackColor = System.Drawing.Color.Red;
//AvaialableStudents.ItemsSource = studentstoBeViewd;
}
private void Button_Click_6(object sender, RoutedEventArgs e)
{
try
{
examListView exa = avaialableExams.SelectedItem as examListView;
rel_exam_student t = (from y in context2.rel_exam_student
where y.ExamCode == exa.ExamCode
select y).FirstOrDefault();
context2.rel_exam_student.Remove(t);
context2.SaveChanges();
MessageBox.Show("done");
}
catch (Exception dds)
{
}
}
private void avaialableExams_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
examListView po = avaialableExams.SelectedItem as examListView;
List <int> qu = (from y in context2.rel_exam_student
where y.ExamCode == po.ExamCode
select y.StuId).ToList();
foreach (var stu in AvaialableStudents.Items)
{
var d = stu as studentListView;
foreach (var exa in qu)
{
if (d.ID == exa)
{
checkedd f = new checkedd();
f.check = true;
}
}
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
try
{
examListView examo = avaialableExams.SelectedItem as examListView;
int ExamCode = (from exam in context2.exams
where exam.Name == examo.ExamName
select exam.ExamCode).FirstOrDefault();
foreach (var item in selecteStudentstoExam)
{
context2.rel_exam_student.Add(new rel_exam_student {
StuId = item, ExamCode = ExamCode
});
}
context2.SaveChanges();
}
catch (Exception d)
{
MessageBox.Show("already assigned");
}
}
