我正在尝试创建站点的克隆：http: //aspnet.cob.ohio.edu/mis3200/asppub/MIS3200/Unit4/bobcat4POS.aspx
在单选按钮列表上选择“是”后，难以在标签中显示项目以及显示复选框列表。
protected void Page_Load(object sender, EventArgs e)
{
//
// when the page loads,
// (1) do not allow the chekout button to be visible
// (2) Set Focus to Number of Movies Textbox
//
SetFocus(txtMovies);
btnCheckOut.Enabled = false;
}
protected void btnSubmit_Click(object sender, EventArgs e)
{
decimal decNum1 = 0m;
decimal decNum2 = 0M;
decimal decNum3 = 0M;
decimal decSum = 0M;
decimal decProduct = 0M;
decNum1 = Convert.ToInt32(txtMovies.Text);
decNum2 = Convert.ToDecimal(txtPrice.Text);
decNum3 = Convert.ToInt32(lblNumMovies.Text);
decSum = decNum1 + decNum3;
decProduct = decNum1 * decNum2;
lblNumMovies.Text = decSum.ToString();
lblPrice.Text = (decProduct + Convert.ToDecimal(lblPrice.Text)).ToString();
txtMovies.Text = "";
txtPrice.Text = "";
btnCheckOut.Visible = true;
btnCheckOut.Enabled = true;
}
protected void rblSnacks_SelectedIndexChanged(object sender, EventArgs e)
{
string strSnacks = Convert.ToString(rblSnacks.SelectedItem); // stores if customer selects "yes" or "no"
if (rblSnacks.SelectedIndex == 0)
{
cblSnacks.Visible = true;
}
else
{
cblSnacks.Visible = false;
}
}
protected void btnCheckOut_Click(object sender, EventArgs e)
{
string strMovies; // add local variable for type string
int intNumMovies = Convert.ToInt32(txtMovies.Text); // adding ability for characters text box to be seen as a number
decimal decDiscountRate = 0.1M; // establish discount rate (10%)
decimal decDiscount; // local variable to calculate discount
decimal decTaxRate = 0.0725M;
decimal decSalesTax;
decimal decAmountDue;
decimal decSubtotal = 0M;
decimal decSnackFees = 0M; // decimal variable for storing the snack fees selected in cbl
string strSnacks = Convert.ToString(rblSnacks.SelectedItem); // stores if customer selects "yes" or "no"
decimal decAccumTotalPrice = 0M; // decimal variable for the accumulated total price for snacks and movies
if (cblSnacks.Items[0].Selected) // if popcorn is selected
{
decSnackFees = decSnackFees + Convert.ToDecimal(cblSnacks.Items[0].Value);
}
if (cblSnacks.Items[1].Selected) // if skittles is selected
{
decSnackFees = decSnackFees + Convert.ToDecimal(cblSnacks.Items[1].Value);
}
if (cblSnacks.Items[2].Selected) // if nestle crunch is selected
{
decSnackFees = decSnackFees + Convert.ToDecimal(cblSnacks.Items[2].Value);
}
if (cblSnacks.Items[3].Selected) // if twix is selected
{
decSnackFees = decSnackFees + Convert.ToDecimal(cblSnacks.Items[3].Value);
}
if (cblSnacks.Items[4].Selected) // if snickers is selected
{
decSnackFees = decSnackFees + Convert.ToDecimal(cblSnacks.Items[4].Value);
}
if (cblSnacks.Items[5].Selected) // if twizzlers is selected
{
decSnackFees = decSnackFees + Convert.ToDecimal(cblSnacks.Items[5].Value);
}
decAccumTotalPrice = decSubtotal + decSnackFees;
decSubtotal = Convert.ToDecimal(lblPrice.Text);
decSalesTax = decAccumTotalPrice * decTaxRate;
decDiscount = decAccumTotalPrice * decDiscountRate;
decAmountDue = decAccumTotalPrice + decSalesTax;
lblInvoice.Visible = true;
if (intNumMovies == 1) // if statement for if accumulated quantity in txtMovies text box is greater than 1
{
strMovies = "Movie"; // using the pluaral form of "movie"
}
else
{
strMovies = "Movies";
}
if (intNumMovies > 5 && rblSnacks.SelectedValue == "no") // applying the discount in the invoice label but "no" is selected in the rbl -> no snacks are selected
{
decAmountDue = decAccumTotalPrice - decDiscount + decSalesTax;
lblNumMovies.Text = txtMovies.Text; // label will display number in the txtMovies text box
lblInvoice.Text = "Your order total is: " + "<br/>"; // Modifying output of invoice label for correct grammar ( >1, <5)
lblInvoice.Text += lblNumMovies.Text + " " + strMovies + " for " + decSubtotal.ToString("C2") + "<br/>";
lblInvoice.Text += "sales tax = " + decSalesTax.ToString("C2") + "<br/>";
lblInvoice.Text += "discount = " + "(" + decDiscount.ToString("C2") + ")" + "<br/>"; // displaying discounted fee for more than 5 movies ordered
lblInvoice.Text += "total due = " + decAmountDue.ToString("C2");
}
else if (intNumMovies > 5 && rblSnacks.SelectedValue == "yes") // applying the discount in the invoice label but "yes" is selected in the rbl -> snacks are selected and added onto the total
{
decAmountDue = decAccumTotalPrice - decDiscount + decSalesTax;
lblNumMovies.Text = txtMovies.Text; // label will display number in the txtMovies text box
lblInvoice.Text = "Your order total is: " + "<br/>"; // Modifying output of invoice label for correct grammar ( >1, <5)
lblInvoice.Text += lblNumMovies.Text + " " + strMovies + " for " + decSubtotal.ToString("C2") + "<br/>";
lblInvoice.Text += "snacks = " + cblSnacks.SelectedItem;
lblInvoice.Text += "sales tax = " + decSalesTax.ToString("C2") + "<br/>";
lblInvoice.Text += "discount = " + "(" + decDiscount.ToString("C2") + ")" + "<br/>"; // displaying discounted fee for more than 5 movies ordered
lblInvoice.Text += "total due = " + decAmountDue.ToString("C2");
}
else if (intNumMovies > 0 && intNumMovies < 5 && rblSnacks.SelectedValue == "yes") // not applying the discount in the invoice label but "yes" is selected in the rbl -> snacks are selected and added onto the non-discounted total
{
decAmountDue = decAccumTotalPrice + decSalesTax;
lblNumMovies.Text = txtMovies.Text; // label will display number in the txtMovies text box
lblInvoice.Text = "Your order total is: " + "<br/>"; // Modifying output of invoice label for correct grammar
lblInvoice.Text += lblNumMovies.Text + " " + strMovies + " for " + decSubtotal.ToString("C2") + "<br/>";
lblInvoice.Text += "snacks = " + cblSnacks.SelectedItem;
lblInvoice.Text += "sales tax = " + decSalesTax.ToString("C2") + "<br/>";
lblInvoice.Text += "total due = " + decAmountDue.ToString("C2");
}
else if (intNumMovies > 0 && intNumMovies < 5 && rblSnacks.SelectedValue == "no") // not applying the discount in the invoice label but "no" is selected in the rbl -> no discount is applied and no snacks are added onto the total
{
decAmountDue = decAccumTotalPrice + decSalesTax;
lblNumMovies.Text = txtMovies.Text; // label will display number in the txtMovies text box
lblInvoice.Text = "Your order total is: " + "<br/>"; // Modifying output of invoice label for correct grammar
lblInvoice.Text += lblNumMovies.Text + " " + strMovies + " for " + decSubtotal.ToString("C2") + "<br/>";
lblInvoice.Text += "sales tax = " + decSalesTax.ToString("C2") + "<br/>";
lblInvoice.Text += "total due = " + decAmountDue.ToString("C2");
}