private void themsanpham()
{
TrangSuc ts = new TrangSuc();
ts.MaTS = txtMaTS.Text;
ts.TenTS = txtTenTS.Text;
ts.SoLuong = Int32.Parse(txtSoLuong.Text);
ts.DonGia = float.Parse(txtDonGia.Text);
ts.DonVi = txtDonVi.Text;
ts.MaLoai = txtMaLoai.Text;
//Byte[] img = ts.HinhAnh;
//if (img != null)
//{
// using(MemoryStream stream = new MemoryStream(img))
// {
// Image returnImage = Image.FromStream(stream);
// hinhanh.Image = returnImage;
// }
//}
trangsuc.TrangSucs.Add(ts);
trangsuc.SaveChanges();
MessageBox.Show("Thêm thành công.");
dataGridView1.DataSource = trangsuc.TrangSucs.ToList();
}
private void chonhinhanh(object sender, EventArgs e)
{
BunifuImageButton img = sender as BunifuImageButton;
mats = img.Name.ToString();
TrangSuc ts = trangsuc.TrangSucs.FirstOrDefault(p => p.MaTS == mats);
cbLoaiTS.SelectedValue = ts.MaLoai;
txtTenTS.Text = ts.TenTS;
txtDonGia.Text = ts.DonGia.ToString();
}
private void btsua_Click(object sender, EventArgs e)
{
TrangSuc ts = trangsuc.TrangSucs.FirstOrDefault(p => p.MaTS == txtMaTS.Text);
ts.TenTS = txtTenTS.Text;
ts.SoLuong = Int32.Parse(txtSoLuong.Text);
ts.DonGia = float.Parse(txtDonGia.Text);
ts.DonVi = txtDonVi.Text;
ts.MaLoai = txtMaLoai.Text;
trangsuc.SaveChanges();
MessageBox.Show("Sửa thành công.");
dataGridView1.DataSource = trangsuc.TrangSucs.ToList();
}
private void btxoa_Click(object sender, EventArgs e)
{
TrangSuc ts = trangsuc.TrangSucs.FirstOrDefault(p => p.MaTS == txtMaTS.Text);
trangsuc.TrangSucs.Remove(ts);
trangsuc.SaveChanges();
using (Stream stream = new MemoryStream(a))
{
hinhanh.Image = Image.FromStream(stream);
stream.Dispose();
}
MessageBox.Show("Xóa Thành công");
dataGridView1.DataSource = trangsuc.TrangSucs.ToList();
}
private void updateTrangSuc(string MaTS)
{
TrangSuc ts = trangsuc.TrangSucs.FirstOrDefault(p => p.MaTS == MaTS);
MemoryStream me = new MemoryStream();
byte[] images = null;
FileStream stream = new FileStream(img, FileMode.Open, FileAccess.Read);
BinaryReader brs = new BinaryReader(stream);
images = brs.ReadBytes((int)stream.Length);
ts.HinhAnh = images;
trangsuc.SaveChanges();
dataGridView1.DataSource = trangsuc.TrangSucs.ToList();
MessageBox.Show("Update thành công");
}
