private void Diem_Load(object sender, EventArgs e) { // lấy mã khoa từ bảng khoa vào combobox cbMaMH.DataSource = bus_Diem.MonHoc(); cbMaMH.DisplayMember = "MaMH"; cbMaMH.ValueMember = "MaMH"; gridDS.DataSource = bus_Diem.Diem(); gridDS.Columns[0].HeaderText = "Mã SV"; gridDS.Columns[1].HeaderText = "Mã MH"; gridDS.Columns[2].HeaderText = "Học Kỳ"; gridDS.Columns[3].HeaderText = "Điểm CC"; gridDS.Columns[4].HeaderText = "Điểm TX"; gridDS.Columns[5].HeaderText = "Điểm GK"; gridDS.Columns[6].HeaderText = "Điểm CK"; gridDS.Columns[7].HeaderText = "Điểm TK"; gridDS.Columns[0].Width = 80; gridDS.Columns[1].Width = 60; gridDS.Columns[2].Width = 60; gridDS.Columns[3].Width = 60; gridDS.Columns[4].Width = 60; gridDS.Columns[5].Width = 60; gridDS.Columns[6].Width = 60; gridDS.Columns[7].Width = 60; gridDS.AllowUserToAddRows = false; gridDS.AllowUserToDeleteRows = false; gridDS.Width = this.ClientSize.Width; gridDS.Height = this.ClientSize.Height; binding(); }