private void frmDSHocSinh_Lop_Load(object sender, EventArgs e)
{
if (this.KhoiLopController == null)
{
this.KhoiLopController = new KhoiLopController();
}
if (this.LopController == null)
{
this.LopController = new LopController();
}
if (this.NamHocController == null)
{
this.NamHocController = new NamHocController();
}
if (this.PhanLopController == null)
{
this.PhanLopController = new PhanLopController();
}
this.KhoiLopController.HienThiCombobox(this.cmbKhoiLop);
this.NamHocController.HienThiCombobox(this.cmbChonNam);
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void cmbHocKy_SelectedIndexChanged(object sender, EventArgs e)
{
if ((this.cmbHocKy.SelectedIndex != -1) && (this.lvDSLopHoc.SelectedItems.Count > 0))
{
PhanLopInfo phanLop = new PhanLopController().LayTuMa(((DataRow)((object[])this.lvDSLopHoc.SelectedItems[0].Tag)[1])["MaHocSinhLop"].ToString());
MonHocInfo monHoc = new MonHocController().LayTuMa(((DataRowView)this.cmbMonHoc.SelectedItem).Row.ItemArray[2].ToString());
HocKyInfo hocKy = new HocKyController().LayTuMa(((DataRowView)this.cmbHocKy.SelectedItem).Row.ItemArray[0].ToString());
this.DiemController.HienThiDS(this.dgvDSDiem, this.bnDSDiem, phanLop, monHoc, hocKy);
}
else
{
this.DiemController.Data.DataService.Clear();
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btLuu_Click(object sender, EventArgs e)
{
//Dua con tro de bindingNavigatorPositionItem
this.bindingNavigatorPositionItem.Focus();
//Bind de dong cuoi de cap nhat thong tin tren DataGridView
this.bnDS.BindingSource.Position = int.Parse(this.bindingNavigatorPositionItem.Text);
//Neu luu thanh cong
if (!this.Controller.Update())
{
if (MessageBox.Show("Không thể lưu!\nBạn cần nhập đầy đủ thông tin trước khi lưu lại!\nBạn có muốn tiếp tục không?", "Lưu Học sinh", MessageBoxButtons.YesNo, MessageBoxIcon.Error) == DialogResult.No)
{
this.Controller.Data.LayDS();
this.btThemMoi.Enabled = true;
this.btXoa.Enabled = true;
this.btBoQua.Enabled = false;
this.btLuu.Enabled = false;
this.itThemMoi.Enabled = true;
this.itXoa.Enabled = true;
this.itBoQua.Enabled = false;
this.itLuu.Enabled = false;
}
}
else
{
//Neu trang thai la Them, them hoc sinh vao phan lop.
if (this.IsThem)
{
//Luu Hoc sinh vao phan lop
PhanLopController phanLopCtrl = new PhanLopController();
PhanLopInfo phanLopInfo = new PhanLopInfo();
phanLopInfo.MaHocSinhLop = PhanLopController.PhatSinhMa(this.LopInfo.MaLop);
phanLopInfo.MaLop = this.LopInfo.MaLop;
phanLopInfo.MaHocSinh = ((DataRowView)this.bnDS.BindingSource.Current)["MaHocSinh"].ToString();
phanLopCtrl.ThemPhanLop(phanLopInfo);
this.IsThem = false;
}
this.btThemMoi.Enabled = true;
this.btXoa.Enabled = true;
this.btBoQua.Enabled = false;
this.btLuu.Enabled = false;
this.itThemMoi.Enabled = true;
this.itXoa.Enabled = true;
this.itBoQua.Enabled = false;
this.itLuu.Enabled = false;
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public String PhatSinhMa()
{
PhanLopController phanLopCtrl = new PhanLopController();
string lastID = "";
int numOfLastID;
string id = "H";
string maLop = ((DataRowView)this.cmbLopCu.SelectedItem).Row.ItemArray[0].ToString();
if (this.PhanLopControllerMoi.Data.DataService.Rows.Count > 0)
{
lastID = this.PhanLopControllerMoi.Data.DataService.Rows[this.PhanLopControllerMoi.Data.DataService.Rows.Count - 1]["MaHocSinhLop"].ToString();
}
else
{
lastID = this.PhanLopControllerMoi.LayMaCuoi(maLop);
}
if (lastID == "")
{
numOfLastID = 1;
id = id + maLop.Substring(1, maLop.Length - 1);
int n = 13 - id.Length - 2;
for (int i = 0; i < n; i++)
{
id += "0";
}
id = id + (100 + numOfLastID).ToString().Substring(1, 2);
return(id);
}
else
{
numOfLastID = int.Parse(lastID.Substring(11, 2));
numOfLastID++;
id = id + maLop.Substring(1, maLop.Length - 1);
int n = lastID.Length - id.Length - 2;
for (int i = 0; i < n; i++)
{
id += "0";
}
id = id + (100 + numOfLastID).ToString().Substring(1, 2);
return(id);
}
}