private void btnXoa_Click(object sender, EventArgs e)
{
if (dataGridView1.SelectedRows.Count == 1)
{
int id = (int)dataGridView1.SelectedRows[0].Cells[0].Value;
var result = db.SinhViens.Find(id);
db.SinhViens.Remove(result);
db.SaveChanges();
load();
}
}
private void btnSave_Click(object sender, EventArgs e)
{
var result = db.SinhViens.Find(ID);
result.Hoten = txtName.Text;
result.MSSV = txtMSSV.Text;
result.Khoa = cbbKhoa.Text;
db.Entry(result).State = EntityState.Modified;
db.SaveChanges();
this.Close();
}
private void button2_Click(object sender, EventArgs e)
{
if (dataGridView1.SelectedRows.Count == 1)
{
string id = dataGridView1.SelectedRows[0].Cells[0].Value.ToString();
var rs = db.MuonSaches.Find(id);
db.MuonSaches.Remove(rs);
db.SaveChanges();
loadsach();
}
}
private void btnSave_Click(object sender, EventArgs e)
{
var result = db.MuonSaches.Find(ID);
result.TenSach = txtTen.Text;
result.SoLuong = int.Parse(txtSL.Text);
result.LoaiSach = cbbLoai.Text;
result.TacGia = txtTG.Text;
db.Entry(result).State = EntityState.Modified;
db.SaveChanges();
this.Close();
}
private void btnSave_Click(object sender, EventArgs e)
{
var rs = new SinhVien
{
Hoten = txtName.Text,
MSSV = txtMSSV.Text,
Khoa = cbbKhoa.Text,
};
db.SinhViens.Add(rs);
db.SaveChanges();
this.Close();
}
private void btnSave_Click(object sender, EventArgs e)
{
var rs = new MuonSach
{
MaSach = txtMa.Text,
TenSach = txtTen.Text,
SoLuong = int.Parse(txtSL.Text),
LoaiSach = cbbLoai.Text,
TacGia = txtTG.Text
};
db.MuonSaches.Add(rs);
db.SaveChanges();
this.Close();
}