private void btnThanhLy_Click(object sender, EventArgs e)
{
string masach = cbdsms.Text;
TLSach tls = new TLSach();
tls.MaSach = cbdsms.Text;
tls.TenSach = txtTenSach.Text;
tls.LyDoThanhLy = cbLyDo.Text;
tl.saveThanhLySach(tls);
sm.removeSach(masach);
ReLoadForm();
}
private void btnSua_Click(object sender, EventArgs e)
{
string masach = txtMaSach.Text;
Sach s = new Sach();
s.MaSach = txtMaSach.Text;
s.TenSach = txtTenSach.Text;
s.TacGia = txtTacGia.Text;
s.TheLoai = cbTheLoai.Text;
s.NamXuatBan = cbNamXuatBan.Text;
s.NhaXuatBan = txtNhaXuatBan.Text;
s.NgayNhap = dtNgayNhap.Text;
s.TriGia = txtTriGia.Text;
s.NguoiTiepNhan = cbNguoiTiepNhan.Text;
sm.removeSach(masach);
sm.saveSach(s);
ReLoadForm();
}