/// <summary>
 /// the Search window Constructor
 /// </summary>
 public wndSearch()
 {
     try
     {
         InitializeComponent();
         MyClsSearchSQL               = new clsSearchSQL();
         MyClsSearchLogic             = new clsSearchLogic();
         InvoicesDataGrid.ItemsSource = MyClsSearchLogic.AllInvoices();     //Database to grid box
         cbChooseInvoice.ItemsSource  = MyClsSearchLogic.OnlyInvoiceNum();  //InvoiceDatabase to Invoice number box
         cbChooseCharge.ItemsSource   = MyClsSearchLogic.OnlyInvoiceCost(); //costDatabase to cost box
     }
     catch (Exception ex)
     {
         HandleError(MethodInfo.GetCurrentMethod().DeclaringType.Name,
                     MethodInfo.GetCurrentMethod().Name, ex.Message);
     }
 }
        public wndSearch()
        {
            try
            {
                InitializeComponent();

                searchLogic = new clsSearchLogic();
                searchSQL   = new clsSearchSQL();
                ObservableCollection <clsInvoice> invoices = searchLogic.getInvoices(searchSQL.SelectAllInvoices());
                dgInvoices.ItemsSource = invoices;

                cboNum.ItemsSource  = searchLogic.getInvoiceNums();
                cboDate.ItemsSource = searchLogic.getInvoiceDates();
                cboCost.ItemsSource = searchLogic.getInvoiceCosts();
            }
            catch (Exception ex)
            {
                HandleError(MethodInfo.GetCurrentMethod().DeclaringType.Name,
                            MethodInfo.GetCurrentMethod().Name, ex.Message);
            }
        }
        private clsSearchSQL sql; // Sql String Object

        /// <summary>
        /// Object Constructor
        /// </summary>
        public clsSearchLogic()
        {
            db  = new clsDataAccess();
            sql = new clsSearchSQL();
        }
        }//end property
        #endregion

        #region Constructor
        /// <summary>
        /// constructor
        /// </summary>
        public clsSearchLogic()
        {
            MyclsSearchSQL = new clsSearchSQL();
        }