private void LoadDanhMucBan() { int width = 130; int height = 100; foreach (var item in b.getDSTatCaBan()) { Button btnDM = new Button(); btnDM.Width = width; btnDM.Height = height; btnDM.Text = item.TENBAN; btnDM.Cursor = Cursors.Hand; btnDM.Dock = DockStyle.Top; btnDM.TextAlign = ContentAlignment.BottomCenter; btnDM.BackgroundImage = Properties.Resources.table_64px; btnDM.BackgroundImageLayout = ImageLayout.Center; btnDM.Tag = item; pnlDMBan.Controls.Add(btnDM); if (hd.KTraBan(item.MABAN) == true) { btnDM.BackColor = Color.LightSlateGray; } else { btnDM.BackColor = Color.Red; } btnDM.Click += btnDM_Click; } }