private void btnluu_Click(object sender, EventArgs e)
{
bool flag;
if (rdbnam.Checked == true)
{
flag = true;
}
else
{
flag = false;
}
using (_db = new QLSQADataContext())
{
db_KhachHang user = new db_KhachHang
{
TenKH = txttenkh.Text,
DiaChiKH = txtdiachi.Text,
sdtKH = txtsdt.Text,
EmailKH = txtemail.Text,
GioiTInh = flag,
NgaySinh = dateTimePicker1.Value
};
_db.db_KhachHangs.InsertOnSubmit(user);
_db.SubmitChanges();
loadata();
};
MessageBox.Show("Thêm thành công", "Thông báo", MessageBoxButtons.OK);
enableNutLenh(false);
cleardata();
}
private void loadata()
{
using (_db = new QLSQADataContext())
{
dataGridView1.DataSource = _db.db_KhachHangs;
}
}
private void btnsua_Click(object sender, EventArgs e)
{
bool flag;
int pid = Convert.ToInt32(dataGridView1.CurrentRow.Cells[0].Value.ToString());
if (rdbnam.Checked == true)
{
flag = true;
}
else
{
flag = false;
}
using (_db = new QLSQADataContext())
{
var item = _db.db_KhachHangs.Where(r => r.MaKH == pid).FirstOrDefault();
item.TenKH = txttenkh.Text;
item.DiaChiKH = txtdiachi.Text;
item.sdtKH = txtsdt.Text;
item.EmailKH = txtemail.Text;
item.GioiTInh = flag;
item.NgaySinh = dateTimePicker1.Value;
_db.SubmitChanges();
loadata();
}
MessageBox.Show("Sửa thành công", "Thông báo", MessageBoxButtons.OK);
cleardata();
}
private void btnsua_Click(object sender, EventArgs e)
{
bool flag;
int pid = Convert.ToInt32(dataGridView1.CurrentRow.Cells[0].Value.ToString());
if (rdbnam.Checked == true)
{
flag = true;
}
else
{
flag = false;
}
using (_db = new QLSQADataContext())
{
var item = _db.db_Users.Where(r => r.MaNV == pid).FirstOrDefault();
item.TenNV = txttnd.Text;
item.TenDangNhap = txttdn.Text;
item.MatKhau = txtmk.Text;
item.EmailDK = txtemail.Text;
item.Vaitro = cmbvaitro.SelectedItem.ToString();
item.GioiTinhDK = flag;
item.NgaySinh = dateTimePicker1.Value;
_db.SubmitChanges();
loadata();
}
MessageBox.Show("Sửa thành công", "Thông báo", MessageBoxButtons.OK);
cleardata();
}
private void loadata()
{
using (QLSQADataContext _db = new QLSQADataContext())
{
dataGridView1.DataSource = _db.db_SanPhams;
}
}
private void btnluu_Click(object sender, EventArgs e)
{
bool flag;
if (rdbnam.Checked == true)
{
flag = true;
}
else
{
flag = false;
}
using (_db = new QLSQADataContext())
{
db_User user = new db_User
{
TenNV = txttnd.Text,
TenDangNhap = txttdn.Text,
MatKhau = txtmk.Text,
EmailDK = txtemail.Text,
Vaitro = cmbvaitro.SelectedItem.ToString(),
GioiTinhDK = flag,
NgaySinh = dateTimePicker1.Value
};
_db.db_Users.InsertOnSubmit(user);
_db.SubmitChanges();
loadata();
};
MessageBox.Show("Thêm thành công", "Thông báo", MessageBoxButtons.OK);
enableNutLenh(false);
cleardata();
}
private void loadgrid()
{
dataGridView2.AutoGenerateColumns = false;
QLSQADataContext _db = new QLSQADataContext();
dataGridView2.DataSource = _db.db_HoaDons;
}
private void loadcmb()
{
using (QLSQADataContext db = new QLSQADataContext())
{
cmbtkh.DataSource = db.db_KhachHangs.ToList();
cmbtkh.ValueMember = "MaKH";
cmbtkh.DisplayMember = "TenKH";
cbotsp.DataSource = db.db_SanPhams.ToList();
cbotsp.ValueMember = "MaSP";
cbotsp.DisplayMember = "TenSP";
}
}
private void btnx_Click(object sender, EventArgs e)
{
int pid = Convert.ToInt32(dataGridView1.CurrentRow.Cells[0].Value.ToString());
using (_db = new QLSQADataContext())
{
var item = _db.db_KhachHangs.Where(r => r.MaKH == pid).FirstOrDefault();
_db.db_KhachHangs.DeleteOnSubmit(item);
_db.SubmitChanges();
loadata();
}
MessageBox.Show("Xóa thành công", "Thông báo", MessageBoxButtons.OK);
cleardata();
}
private void simpleButton1_Click(object sender, EventArgs e)
{
using (_db = new QLSQADataContext())
{
var item = _db.db_KhachHangs.Where(r => r.TenKH.Contains(txttenkh.Text) && r.DiaChiKH.Contains(txtdiachi.Text) && r.EmailKH.Contains(txtemail.Text));
if (item != null)
{
dataGridView1.DataSource = item;
}
else if (item == null)
{
MessageBox.Show("Không", "Thông báo", MessageBoxButtons.OK);
}
cleardata();
}
}
private void simpleButton1_Click(object sender, EventArgs e)
{
using (QLSQADataContext _db = new QLSQADataContext())
{
var item = _db.db_SanPhams.Where(r => r.TenSP.Contains(txttensp.Text));
if (item != null)
{
dataGridView1.DataSource = item;
}
else if (item == null)
{
MessageBox.Show("Không", "Thông báo", MessageBoxButtons.OK);
}
cleardata();
}
}
private void simpleButton1_Click(object sender, EventArgs e)
{
using (_db = new QLSQADataContext())
{
var item = _db.db_Users.Where(r => r.TenNV.Contains(txttnd.Text) && r.TenDangNhap.Contains(txttdn.Text) && r.EmailDK.Contains(txtemail.Text));
if (item != null)
{
dataGridView1.DataSource = item;
}
else if (item == null)
{
MessageBox.Show("Không", "Thông báo", MessageBoxButtons.OK);
}
cleardata();
}
}
private void btnsua_Click(object sender, EventArgs e)
{
int pid = Convert.ToInt32(dataGridView1.CurrentRow.Cells[0].Value.ToString());
using (QLSQADataContext _db = new QLSQADataContext())
{
var item = _db.db_SanPhams.Where(r => r.MaSP == pid).FirstOrDefault();
item.TenSP = txttensp.Text;
item.AnhSP = txtanh.Text;
item.SoLuongSP = Convert.ToInt32(txtsoluong.Text);
item.GiaSP = Convert.ToDouble(txtgia.Text);
_db.SubmitChanges();
loadata();
}
MessageBox.Show("Sửa thành công", "Thông báo", MessageBoxButtons.OK);
cleardata();
}
private void cmbtkh_SelectedIndexChanged(object sender, EventArgs e)
{
QLSQADataContext _db = new QLSQADataContext();
var item = (from tb in _db.db_KhachHangs
select tb).First();
txtdc.Text = item.DiaChiKH.ToString();
txtsdt.Text = item.sdtKH.ToString();
if (cmbtkh.SelectedIndex > 0)
{
var item1 = (from tb in _db.db_KhachHangs
where tb.MaKH == int.Parse(cmbtkh.SelectedValue.ToString())
select tb).Single();
txtdc.Text = item1.DiaChiKH.ToString();
txtsdt.Text = item1.sdtKH.ToString();
}
}
private void btnluu_Click(object sender, EventArgs e)
{
using (QLSQADataContext _db = new QLSQADataContext())
{
db_SanPham product = new db_SanPham
{
TenSP = txttensp.Text,
AnhSP = txtanh.Text,
SoLuongSP = Convert.ToInt32(txtsoluong.Text),
GiaSP = Convert.ToDouble(txtgia.Text),
};
_db.db_SanPhams.InsertOnSubmit(product);
_db.SubmitChanges();
loadata();
};
MessageBox.Show("Thêm thành công", "Thông báo", MessageBoxButtons.OK);
enableNutLenh(false);
cleardata();
}
private void btnluusp_Click(object sender, EventArgs e)
{
_db.SubmitChanges();
QLSQADataContext ql = new QLSQADataContext();
double tongtien = 0;
var item = (from tb in ql.db_ChiTietDonHangs
join tb1 in ql.db_HoaDons on tb.MaHD equals tb1.MaHD
where tb.MaHD == lblmhd.Text
select tb).ToList();
foreach (var hd in item)
{
tongtien += (double)hd.ThanhTien;
}
label3.Text = tongtien.ToString();
using (QLSQADataContext dbnew = new QLSQADataContext())
{
var item1 = dbnew.db_HoaDons.Where(r => r.MaHD == txtmhd.Text).Single();
item1.TongTien = tongtien;
dbnew.SubmitChanges();
dataGridView1.Rows.Clear();
loadgrid();
}
}
