private void HienThiNhaCungCap() { NhaCungCapBLL nccbll = new NhaCungCapBLL(); dgvNhaCC.DataSource = nccbll.ShowAllNhaCC(); //dataGridView1.AutoResizeColumns(); //dataGridView1.AutoResizeRows(); //dataGridView1.Columns[1].Width = 200; //dataGridView1.Columns[2].Width = 200; dgvNhaCC.ColumnHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter; //dgvNhaCC.Columns[1].DefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter; dgvNhaCC.Columns[1].Width = 200; dgvNhaCC.Columns[2].Width = 200; }