public void editstudent() // load du lieu duoc nhap vao form2 cho sv
{
SV s = BLL_QLSV.Instance.FindSVWithMSSV(MSSV);
MSSVBox.Text = s.MSSV;
MSSVBox.Enabled = false;
NameBox.Text = s.NameSV;
LopSH.SelectedIndex = Convert.ToInt32(s.ID_Lop);
dateTimePicker1.Value = s.NS;
if (s.Gender == true)
{
male.Checked = true;
}
else
{
female.Checked = true;
}
}
private SV getSV() // lay du lieu cua sv tu form 2
{
SV s = new SV();
s.MSSV = MSSVBox.Text;
s.NameSV = NameBox.Text;
s.ID_Lop = ((CBBItiem)LopSH.SelectedItem).value;
s.NS = dateTimePicker1.Value;
if (male.Checked == true)
{
s.Gender = Convert.ToBoolean(male.Checked);
}
else
{
s.Gender = Convert.ToBoolean(female.Checked);
}
return(s);
}
public void editsv(SV s) // edit sv thu count thanh sv s
{
List <SV> listsv = new List <SV>();
foreach (DataRow row in CSDL.Instance.DTSV.Rows)
{
listsv.Add(GetSV(row));
}
int count = 0;
foreach (var i in listsv)
{
if (listsv[count].MSSV == s.MSSV)
{
listsv[count] = s; // gan gia tri sinh vien thu count thanh sinh vien s sau khi da thay doi
break;
}
count++;
}
CSDL.Instance.setSV(listsv);
}
public void deletesv(SV s)
{
List <SV> listsv = new List <SV>();
foreach (DataRow row in CSDL.Instance.DTSV.Rows)
{
listsv.Add(GetSV(row));
}
//tu dau den day dung de add 1 listsv moi de su dung trong ham delete
int count = 0;
foreach (var i in listsv)
{
if (listsv[count].MSSV == s.MSSV)
{
listsv.RemoveAt(count); // xoa sinh vien vi tri count trong listsv
break;
}
count++;
}
CSDL.Instance.setSV(listsv); // ham dung de add listsv vao datarow
}