protected void Page_PreRender(object sender, EventArgs e) { if (GridViewBillList.Rows.Count > 0) { TotalCost = 0; GridViewBillList.DataSource = (List <Product>)ViewState["ProductsList"]; GridViewBillList.DataBind(); } }
private void BindBill(long Bill_ID) { GridViewBillList.DataSource = Bill_Content.Get_Bill_Items(Bill_ID); GridViewBillList.DataBind(); }
protected void BtnBill_Click(object sender, EventArgs e) { Bill bill = new Bill(); bill.Discount = txtDiscount.Text == "" ? 0 : Convert.ToDouble(txtDiscount.Text); bill.Bill_Date = new DateTime(Convert.ToInt32(txtYear.Text), Convert.ToInt32(txtMonth.Text), Convert.ToInt32(txtDay.Text), DateTime.Now.Hour, DateTime.Now.Minute, DateTime.Now.Second); bill.AdditionalCost = txtAdditionalCost.Text == "" ? 0 : Convert.ToDouble(txtAdditionalCost.Text); bill.AdditionalCostNotes = txtAdditionalcostNotes.Text; Client client = new Client(); client.C_name = txtClient_Name.Text; client.Address = txtAddress.Text; long Bill_ID = bill.Generate_Bill(client, Convert.ToDouble(lblTotalCost.Text) + bill.AdditionalCost, Convert.ToDouble(txtPaid_Amount.Text), TxtDesc.Text); Bill_Content content = new Bill_Content(); string m = ""; bool AllDone = true; foreach (Product p in (List <Product>)ViewState["ProductsList"]) { if (!content.Add_Bill_Contents(out m, Bill_ID, p)) { Response.Write("<script>alert('" + m + "')</script>"); AllDone = false; break; } } if (AllDone) { lblBillDate.Text = bill.Bill_Date.ToShortDateString(); lblBill_ID.Text = Bill_ID.ToString(); lblClientName.Text = txtClient_Name.Text; lblAddress.Text = txtAddress.Text; lblBillCost.Text = lblTotalCost.Text; lblPaid_Value.Text = txtPaid_Amount.Text; if (!string.IsNullOrEmpty(txtDiscount.Text)) { lblDiscountValue.Text = txtDiscount.Text; } else { lblDiscount.Visible = false; lblDiscountValue.Visible = false; } if (txtAdditionalCost.Text == "") { lblAddtionalCost.Visible = false; lblAdditionalCostValue.Visible = false; lblAdditionalcostNotes.Visible = false; } else { lblAdditionalCostValue.Text = txtAdditionalCost.Text; lblAdditionalcostNotes.Text = txtAdditionalcostNotes.Text; } lblRest.Text = ((Convert.ToDouble(lblBillCost.Text) + bill.AdditionalCost) - Convert.ToDouble(lblDiscountValue.Text) - Convert.ToDouble(lblPaid_Value.Text)).ToString(); PanelClientInfo.Visible = false; PanelBill.Visible = true; GridViewBillList.DataSource = (List <Product>)ViewState["ProductsList"]; GridViewBillList.DataBind(); } }