/// <summary>
/// updates the cost in teh database
/// </summary>
/// <param name="invoicenumber"></param>
public void UpdateCost(int invoicenumber)
{
try
{
dCost = Double.Parse(tboxCost.Text);
DAItem.UpdateItemCost(this, invoicenumber);
}
catch (Exception ex)
{
Exceptions.Spool(ex);
}
}
/// <summary>
/// Called if number of items combobox is changed
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void CboItem_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
try
{
iNumber = ((ComboBox)sender).SelectedIndex;
DAItem.UpdateAmount(iInvoiceNumber, iItemNumber, iNumber);
tblkTotal.Text = itemTotal().ToString();
}
catch (Exception ex)
{
Exceptions.Spool(ex);
}
}
/// <summary>
/// Constructor for creating an item in an inventory list, this will include the cost paid rather than
/// the cost of the item, as well as the number of items purchased
/// </summary>
public Item(int itemnumber, double cost, int numberof)
{
try
{
iItemNumber = itemnumber;
dCost = cost;
iNumber = numberof;
//get info of item
Item tempI = DAItem.GetItem(iItemNumber);
sItemName = tempI.sItemName;
sDescription = tempI.sDescription;
}
catch (Exception ex)
{
Exceptions.Spool(ex);
}
}
/// <summary>
/// Creates the grid for each item
/// </summary>
/// <param name="iInvoiceNumber"> invoice number</param>
/// <param name="inv">invoice</param>
/// <returns></returns>
public Grid InvoiceItem(int iInvoiceNumber, Invoice inv)
{
try
{
//get the iNumber from the database
iNumber = DAItem.getiNumber(iInvoiceNumber, iItemNumber);
this.iInvoiceNumber = iInvoiceNumber;
Grid grd = new Grid();
grd.Height = 24;
//Stack Pannel -set height
StackPanel stkPanel = new StackPanel();
stkPanel.Height = 24;
stkPanel.Width = 670;
stkPanel.Orientation = Orientation.Horizontal;
//Combobox
cboItem = new ComboBox();
//set width
cboItem.Width = 40;
for (int i = 0; i <= 200; i++)
{
cboItem.Items.Add(i);
}
//Select number of items
cboItem.SelectedIndex = iNumber;
cboItem.SelectionChanged += new SelectionChangedEventHandler(CboItem_SelectionChanged);
cboItem.SelectionChanged += new SelectionChangedEventHandler(inv.updatetotal);
cboItem.IsEnabled = false;
stkPanel.Children.Add(cboItem);
//Item number - set width
tblkItem = new TextBlock();
tblkItem.Width = 100;
tblkItem.Text = iItemNumber.ToString();
tblkItem.TextAlignment = TextAlignment.Center;
stkPanel.Children.Add(tblkItem);
//Item name - set width
tblkName = new TextBlock();
tblkName.Width = 324;
tblkName.Text = sItemName;
stkPanel.Children.Add(tblkName);
// Item Cost - set width
tboxCost = new TextBox();
tboxCost.Width = 100;
tboxCost.TextAlignment = TextAlignment.Center;
tboxCost.IsEnabled = false;
tboxCost.TextChanged += new TextChangedEventHandler(Cost_TextChanged);
tboxCost.Text = string.Format("{0:0.00}", dCost);
stkPanel.Children.Add(tboxCost);
//Item Total -set width
tblkTotal = new TextBlock();
tblkTotal.Width = 80;
tblkTotal.TextAlignment = TextAlignment.Right;
tblkTotal.Text = itemTotal().ToString("c");
stkPanel.Children.Add(tblkTotal);
btnDelete = new Button();
Thickness m = new Thickness();
m.Left = 4;
btnDelete.Margin = m;
btnDelete.Width = 20;
btnDelete.Content = "X";
btnDelete.Foreground = Brushes.Red;
btnDelete.Visibility = Visibility.Hidden;
btnDelete.Tag = iItemNumber;
btnDelete.Click += new RoutedEventHandler(inv.DeleteSelectedItem);
stkPanel.Children.Add(btnDelete);
grd.Children.Add(stkPanel);
return(grd);
}
catch (Exception ex)
{
Exceptions.Spool(ex);
return(null);
}
}
