}//end method
/// <summary>
/// this method finds out the specifc serach criteria the user wants to see
/// </summary>
private void UserWantsToSee()
{
try
{
clsInvoices InvoiceNum = (clsInvoices)cbChooseInvoice.SelectedItem; //specified invoice
clsInvoices InvoiceCost = (clsInvoices)cbChooseCharge.SelectedItem; //specified Cost
//specific date
string sDate = dpInvoiceDate.SelectedDate.ToString();
if (InvoiceCost != null && InvoiceNum != null)
{
return;
}
else if (InvoiceCost == null && sDate == "")//only invoice number
{
ObservableCollection <clsInvoices> Temp = MyClsSearchLogic.SpecifiedInvoiceNum(InvoiceNum.InvoiceNum);
InvoicesDataGrid.ItemsSource = Temp; //update datagrid
}
else if (InvoiceCost != null && sDate != "") //invoice cost and date selected
{
ObservableCollection <clsInvoices> Temp = MyClsSearchLogic.SpecifiedInvoiceDateAndCost(sDate, InvoiceCost.TotalCost);
InvoicesDataGrid.ItemsSource = Temp; //update datagrid
}
else if (InvoiceNum != null && sDate != "") //invoice num and date selected
{
ObservableCollection <clsInvoices> Temp = MyClsSearchLogic.SpecifiedInvoiceNumAndDate(InvoiceNum.InvoiceNum, sDate);
InvoicesDataGrid.ItemsSource = Temp; //update datagrid
}
else if (InvoiceCost != null && InvoiceNum == null && sDate == "") //only cost
{
ObservableCollection <clsInvoices> Temp = MyClsSearchLogic.SpecifiedInvoiceCost(InvoiceCost.TotalCost);
InvoicesDataGrid.ItemsSource = Temp; //update datagrid
}
else if (InvoiceCost == null && InvoiceNum == null) //only date
{
ObservableCollection <clsInvoices> Temp = MyClsSearchLogic.SpecifiedInvoiceDate(sDate);
InvoicesDataGrid.ItemsSource = Temp;//update datagrid
}
else//Invoice number and date and cost
{
ObservableCollection <clsInvoices> Temp = MyClsSearchLogic.SpecifiedInvoiceNumAndDateAndCost(InvoiceNum.InvoiceNum, sDate, InvoiceCost.TotalCost);
InvoicesDataGrid.ItemsSource = Temp;//update datagrid
}
}
catch (Exception ex)
{ //this is reflection for exception handling
throw new Exception(MethodInfo.GetCurrentMethod().DeclaringType.Name + "." +
MethodInfo.GetCurrentMethod().Name + " -> " + ex.Message);
}
}//end method
}//end method
/// <summary>
/// this Method takes the invoice the user selected and makes it available to other windows
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SelectInvoice_Click(object sender, RoutedEventArgs e)
{
try
{
if (InvoicesDataGrid.SelectedItem != null)//if selected
{
clsInvoices Invoice = (clsInvoices)InvoicesDataGrid.SelectedItem;
MainWindow.MainWndwInvoice = Invoice;//send invoice to main window
this.Close();
}
}
catch (Exception ex)
{
HandleError(MethodInfo.GetCurrentMethod().DeclaringType.Name,
MethodInfo.GetCurrentMethod().Name, ex.Message);
}
}//end method
