void Edit(SV a)
{
DataGridViewRow row = dtgvSV.CurrentRow;
SV i = new SV();
i = CellClick(row);
if (a.MSSV == i.MSSV && CSDL_OOP.Instance.AddNewSV(a, false))
{
dtgvSV.DataSource = null;
dtgvSV.DataSource = ListSV;
MessageBox.Show("Edit Successfully");
}
else
{
MessageBox.Show("Error Edit");
}
}
private void btnDel_Click(object sender, EventArgs e)
{
DataGridViewRow row = dtgvSV.CurrentRow;
if (row != null)
{
SV a = new SV();
a = CellClick(row);
DialogResult result = MessageBox.Show("Bạn có muốn xóa SV này không?", "Thông báo", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
dtgvSV.DataSource = null;
CSDL_OOP.Instance.DeleteSV(a);
dtgvSV.DataSource = ListSV;
MessageBox.Show("Delete Successfully");
}
}
}
public SV GetSV(DataRow row)
{
SV a = new SV();
DataTable dt = CSDL.Instance.DTSV;
foreach (DataRow item in dt.Rows)
{
if (row == item)
{
a.MSSV = item["MSSV"].ToString();
a.NameSV = item["NameSV"].ToString();
a.Gender = Convert.ToBoolean(item["Gender"]);
a.NS = Convert.ToDateTime(item["NS"]);
a.ID_Lop = (int)(item["ID_Lop"]);
}
}
return(a);
}
public bool AddNewSV(SV sv, bool isAdd)
{
if (isAdd)
{
if (checkMSSV(sv.MSSV))
{
CSDL.Instance.AddNewRow(sv);
Instance.GetAllSV();
return(true);
}
return(false);
}
else
{
CSDL.Instance.EditRow(sv);
Instance.GetAllSV();
return(true);
}
}
public List <SV> GetListSV(int ID_Lop)
{
List <SV> s = new List <SV>();
DataTable dt = CSDL.Instance.DTSV;
foreach (DataRow item in dt.Rows)
{
if ((int)item["ID_Lop"] == ID_Lop)
{
SV a = new SV();
a.MSSV = item["MSSV"].ToString();
a.NameSV = item["NameSV"].ToString();
a.Gender = Convert.ToBoolean(item["Gender"]);
a.NS = Convert.ToDateTime(item["NS"]);
a.ID_Lop = (int)(item["ID_Lop"]);
s.Add(a);
}
}
return(s);
}
public List <SV> GetAllSV()
{
if (ListSV != null)
{
ListSV.Clear();
}
else
{
ListSV = new List <SV>();
}
foreach (DataRow item in CSDL.Instance.DTSV.Rows)
{
SV s = new SV();
s.MSSV = item["MSSV"].ToString();
s.NameSV = item["NameSV"].ToString();
s.NS = Convert.ToDateTime(item["NS"]);
s.Gender = Convert.ToBoolean(item["Gender"]);
s.ID_Lop = (int)(item["ID_Lop"]);
ListSV.Add(s);
}
return(ListSV);
}
public void DeleteSV(SV sv)
{
CSDL.Instance.DeleteRow(sv);
Instance.GetAllSV();
}
