private void button1_Click(object sender, EventArgs e)
{
if (comboBox1.SelectedItem == "Studenti")
{
NewStudent form = new NewStudent();
Studenti student = form.student;
form.Text = "Dodaj studenta";
if (form.ShowDialog() == DialogResult.OK)
{
db.Studentis.Add(student);
db.SaveChanges();
updateList(0);
}
}
else if (comboBox1.SelectedItem == "Predmeti")
{
NewSubject form = new NewSubject();
Predmeti predmet = form.predmet;
form.Text = "Dodaj predmet";
if (form.ShowDialog() == DialogResult.OK)
{
db.Predmetis.Add(predmet);
db.SaveChanges();
updateList(1);
}
}
}
private void izbrišiToolStripMenuItem_Click(object sender, EventArgs e)
{
if (comboBox1.SelectedItem == "Studenti")
{
Studenti s = (Studenti)listView1.SelectedItems[0].Tag;
foreach (var predmet in s.Predmetis.ToList <Predmeti>())
{
s.Predmetis.Remove(predmet);
}
db.Studentis.Remove(s);
db.SaveChanges();
updateList(0);
}
else if (comboBox1.SelectedItem == "Predmeti")
{
Predmeti p = (Predmeti)listView1.SelectedItems[0].Tag;
foreach (var student in p.Studentis.ToList <Studenti>())
{
p.Studentis.Remove(student);
}
db.Predmetis.Remove(p);
db.SaveChanges();
updateList(1);
}
}
public NewSubject(Predmeti p)
{
InitializeComponent();
this.predmet = p;
this.textBox1.Text = p.Id.ToString();
this.textBox2.Text = p.Naziv.Trim();
foreach (var student in Form1.db.Studentis)
{
checkedListBox1.Items.Add(student.ToString());
}
var predmetiResult = from predmet in Form1.db.Predmetis
where predmet.Id == p.Id
select predmet.Studentis;
foreach (var items in predmetiResult)
{
foreach (var student in items)
{
for (int i = 0; i < checkedListBox1.Items.Count; i++)
{
string[] id = checkedListBox1.Items[i].ToString().Split(new char[] { '(', ')' });
if (student.Id.ToString() == id[1])
{
checkedListBox1.SetItemChecked(i, true);
}
}
}
}
}
private void urediToolStripMenuItem_Click(object sender, EventArgs e)
{
if (comboBox1.SelectedItem == "Studenti")
{
Studenti s = (Studenti)listView1.SelectedItems[0].Tag;
// var student = db.Studentis.First<Studenti>(q => q.Id == s.Id);
NewStudent form = new NewStudent(s);
if (form.ShowDialog() == DialogResult.OK)
{
try
{
db.SaveChanges();
updateList(0);
}
catch (Exception ex) { }
}
}
else if (comboBox1.SelectedItem == "Predmeti")
{
Predmeti p = (Predmeti)listView1.SelectedItems[0].Tag;
NewSubject form = new NewSubject(p);
if (form.ShowDialog() == DialogResult.OK)
{
try
{
db.SaveChanges();
updateList(1);
}
catch (Exception ex) { }
}
}
}
public NewSubject()
{
predmet = new Predmeti();
InitializeComponent();
}