private void btnThemmoi_Click(object sender, EventArgs e)
{
int dem = 0;
if (this.txtMaDeTai.Text.Trim().Length <= 0)
{
this.errorProvider1.SetError(this.txtMaDeTai, "Phai nhap ma de tai");
dem++;
}
else
{
this.errorProvider1.SetError(this.txtMaDeTai, null);
}
if (this.txtTenDT.Text.Trim().Length <= 0)
{
this.errorProvider2.SetError(this.txtTenDT, "Phai nhap ten de tai");
dem++;
}
else
{
this.errorProvider2.SetError(this.txtTenDT, null);
}
if (this.cboNhom.Text.Trim().Length <= 0)
{
this.errorProvider3.SetError(this.cboNhom, "Phai chon nhom");
dem++;
}
else
{
this.errorProvider4.SetError(this.cboNhom, null);
}
if (this.cboLoaiDeTai.Text.Trim().Length <= 0)
{
this.errorProvider4.SetError(this.cboLoaiDeTai, "Phai chon loai de tai");
dem++;
}
else
{
this.errorProvider4.SetError(this.cboLoaiDeTai, null);
}
if (this.cboGiaoVien.Text.Trim().Length <= 0)
{
this.errorProvider5.SetError(this.cboGiaoVien, "Phai nhap giao vien huong dan");
dem++;
}
else
{
this.errorProvider5.SetError(this.cboGiaoVien, null);
}
if (dem != 0)
{
return;
}
DeTai dt = new DeTai();
dt.MaDT = this.txtMaDeTai.Text.Trim();
dt.TenDT = this.txtTenDT.Text.Trim();
dt.LoaiDT = this.cboLoaiDeTai.Text.Trim();
dt.MaNhom = this.cboNhom.Text.Trim();
dt.MaGV = this.cboGiaoVien.Text.Trim();
dt.NoiDung = this.txtNoiDung.Text.Trim();
if (DeTaiController.AddDT(dt) == false)
{
MessageBox.Show("Mã đề tài bị trùng");
return;
}
DeTaiController.AddDT(dt);
BindingSource source = new BindingSource();
source.DataSource = DeTaiController.getListDT();
this.dataGridView1.DataSource = source;
}