public void btnSave_Click(object sender, EventArgs e)
{
mh.IDMH = tbIDDDDDDDDDD.Text.Trim();
mh.MA_HK = tbMMH.Text.Trim();
mh.TenMH = tbMH.Text.Trim();
mh.SoTC = Convert.ToInt32(tbTC.Text.Trim());
mh.LyThuyet = Convert.ToInt32(tbLT.Text.Trim());
mh.ThucHanh = Convert.ToInt32(tbTH.Text.Trim());
//mh.ThucHanh = Convert.ToInt32(tbTH.Text.Trim());
using (MonhocEntities db = new MonhocEntities())
{
db.Entry(mh).State = EntityState.Modified;
db.SaveChanges();
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
if (MessageBox.Show("Are You Sure to Delete this Record ?", "EF CRUD Operation", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
using (MonhocEntities db = new MonhocEntities())
{
var entry = db.Entry(mh);
if (entry.State == EntityState.Detached)
{
db.Monhocs.Attach(mh);
}
db.Monhocs.Remove(mh);
db.SaveChanges();
MessageBox.Show("Deleted Successfully");
}
}
}
private void Insert()
{
mh.IDMH = txtID.Text.Trim();
mh.MA_HK = txtMMH.Text.Trim();
mh.TenMH = txtTenMH.Text.Trim();
mh.SoTC = Convert.ToInt32(txtTC.Text.Trim());
mh.LyThuyet = Convert.ToInt32(txtLT.Text.Trim());
mh.ThucHanh = Convert.ToInt32(txtTH.Text.Trim());
using (MonhocEntities db = new MonhocEntities())
{
db.Monhocs.Add(mh);
db.SaveChanges();
}
Form1 f = new Form1();
MessageBox.Show("Added Successfully");
this.Hide();
f.loadData();
}
