private void txtI_TextChanged(object sender, EventArgs e) { int tongtien = 0; giave1 = 0; int giaveloai1; Chuyenbay chuyenbay = dt.Chuyenbays.Where(s => s.MaCB == label3.Text).FirstOrDefault(); if (chuyenbay != null) { string a = chuyenbay.MaCB.ToString(); Ve ve1 = dt.Ves.Where(s => s.MaCB == a.ToString()).FirstOrDefault(); if (ve1 != null) { giave1 = int.Parse(ve1.Giave); giave1 = int.Parse(ve1.Giave); } if (txtI.Text == "") { if (txtII.Text != "") { giaveloai1 = (giave2 * int.Parse(txtII.Text.Trim()) * 80) / 100; tongtien = giaveloai1; lbTongTien.Text = tongtien.ToString(); } else { lbTongTien.Text = "0"; } return; } giaveloai1 = giave1 * int.Parse(txtI.Text.Trim()); tongtien = int.Parse(lbTongTien.Text); tongtien += giaveloai1; lbTongTien.Text = tongtien.ToString(); dt.SaveChanges(); Form3_Load(sender, e); } }
private void txtII_TextChanged(object sender, EventArgs e) { QLBCMBEntities3 dt = new QLBCMBEntities3(); giave2 = 0; int giaveloai2, tongtien; Chuyenbay chuyenbay = dt.Chuyenbays.Where(s => s.MaCB == label3.Text).FirstOrDefault(); if (chuyenbay != null) { string a = chuyenbay.MaCB.ToString(); Ve ve1 = dt.Ves.Where(s => s.MaCB == a.ToString()).FirstOrDefault(); giave2 = int.Parse(ve1.Giave); if (txtII.Text == "") { if (txtI.Text != "") { giaveloai2 = giave1 * int.Parse(txtI.Text.Trim()); tongtien = giaveloai2; lbTongTien.Text = tongtien.ToString(); } else { lbTongTien.Text = "0"; } return; } giaveloai2 = (giave2 * int.Parse(txtII.Text.Trim())) * 80 / 100; tongtien = int.Parse(lbTongTien.Text); tongtien += giaveloai2; lbTongTien.Text = tongtien.ToString(); // hoadon.Tongtien = tongtien; //hoadon.MaNV = txtmahd.Text; dt.SaveChanges(); Form3_Load(sender, e); } }