Typica/config/Windows/invoicelist.xml

<window id="invoicelist">
	<layout type="vertical">
		<sqlview id="table" />
	</layout>
	<program>
		<![CDATA[
			this.windowTitle = "Typica - Invoice List";
			var table = findChildObject(this, 'table');
			table.setQuery("SELECT id, time, invoice, vendor, (SELECT sum(cost) FROM invoice_items WHERE invoice_id = id) AS cost FROM invoices ORDER BY time DESC");
			table.openEntry.connect(function(arg) {
				var info = createWindow("invoiceinfo");
				info.setInvoiceID(arg);
				var query = new QSqlQuery();
				query.exec("SELECT time, invoice, vendor FROM invoices WHERE id = " + arg);
				query.next();
				var timefield = findChildObject(info, 'date');
				timefield.text = query.value(0);
				var vendorfield = findChildObject(info, 'vendor');
				vendorfield.text = query.value(2);
				var invoicefield = findChildObject(info, 'invoice');
				invoicefield.text = query.value(1);
				var itemtable = findChildObject(info, 'itemtable');
				itemtable.setQuery("SELECT record_type, item_id, description, (SELECT reference FROM items WHERE id = item_id) AS reference, (SELECT cost FROM purchase WHERE item = item_id) AS unit_cost, (SELECT quantity FROM purchase WHERE item = item_id) AS quantity, ((SELECT quantity FROM purchase WHERE item = item_id)/(SELECT conversion FROM lb_bag_conversion WHERE item = item_id))::numeric(12,2) AS sacks, cost FROM invoice_items WHERE invoice_id = " + arg + " AND record_type = 'PURCHASE' UNION SELECT record_type, NULL, description, NULL, NULL, NULL, NULL, cost FROM invoice_items WHERE invoice_id = " + arg + " AND record_type = 'FEE' ORDER BY item_id");
				query = query.invalidate();
			});
		]]>
	</program>
</window>