private void khoasv_SelectedValueChanged(object sender, EventArgs e)
{
//MessageBox.Show(((KeyValuePair<string, string>)khoa.SelectedItem).Value.ToString());
if (khoasv.SelectedItem != null)
{
Lop lop = new Lop();
// MessageBox.Show( ((KeyValuePair<string, string>)khoasv).Value.ToString());
try
{
for (int i = 0; i < lop.listlop_khoa(((KeyValuePair <string, string>)khoasv.SelectedItem).Value).Count; i++)
{
// khoa.Items.Add(new KeyValuePair<string, string>(kh.listkhoa()[i].Tenkhoa, kh.listkhoa()[i].Makhoa));
cmbLop.Items.Add(new KeyValuePair <string, string>(lop.listlop_khoa(((KeyValuePair <string, string>)khoasv.SelectedItem).Value.ToString())[i].Malop, lop.listlop_khoa(((KeyValuePair <string, string>)khoasv.SelectedItem).Value.ToString())[i].Malop));
}
cmbLop.DisplayMember = "Key";
cmbLop.ValueMember = "Value";
}
catch { };
}
}
private void khoa_SelectedValueChanged_1(object sender, EventArgs e)
{
string makhoa;
Lop lop = new Lop();
List <Lop> loplist = new List <Lop>();
lophoc.Items.Clear();//xoa lop moi khi chon khoa khac
if (khoa.SelectedIndex != -1)
{
makhoa = ((KeyValuePair <string, string>)khoa.SelectedItem).Value.ToString();
loplist = lop.listlop_khoa(makhoa);
for (int i = 0; i < loplist.Count; i++)
{
lophoc.Items.Add(new KeyValuePair <string, string>
(loplist[i].Tenlop, loplist[i].Malop));
}
lophoc.DisplayMember = "Key";
lophoc.ValueMember = "Value";
}
}
private void khoa_SelectedValueChanged_1(object sender, EventArgs e)
{
string makhoa;
Lop lop = new Lop();
List<Lop> loplist = new List<Lop>();
lophoc.Items.Clear();//xoa lop moi khi chon khoa khac
if (khoa.SelectedIndex != -1)
{
makhoa = ((KeyValuePair<string, string>)khoa.SelectedItem).Value.ToString();
loplist = lop.listlop_khoa(makhoa);
for (int i = 0; i < loplist.Count; i++)
{
lophoc.Items.Add(new KeyValuePair<string, string>
(loplist[i].Tenlop, loplist[i].Malop));
}
lophoc.DisplayMember = "Key";
lophoc.ValueMember = "Value";
}
}
private void khoasv_SelectedValueChanged(object sender, EventArgs e)
{
//MessageBox.Show(((KeyValuePair<string, string>)khoa.SelectedItem).Value.ToString());
if (khoasv.SelectedItem != null)
{
Lop lop = new Lop();
// MessageBox.Show( ((KeyValuePair<string, string>)khoasv).Value.ToString());
try
{
for (int i = 0; i < lop.listlop_khoa(((KeyValuePair<string, string>)khoasv.SelectedItem).Value).Count; i++)
{
// khoa.Items.Add(new KeyValuePair<string, string>(kh.listkhoa()[i].Tenkhoa, kh.listkhoa()[i].Makhoa));
cmbLop.Items.Add(new KeyValuePair<string, string>(lop.listlop_khoa(((KeyValuePair<string, string>)khoasv.SelectedItem).Value.ToString())[i].Malop, lop.listlop_khoa(((KeyValuePair<string, string>)khoasv.SelectedItem).Value.ToString())[i].Malop));
}
cmbLop.DisplayMember = "Key";
cmbLop.ValueMember = "Value";
}
catch { };
}
}
