Creating data-event handler methods

The data-event handlers handle the delegates exposed on every table. These delegates are listed under the Events node.

Note

These events do not fire if the associated method (for example, insert) is overridden on the table and super() is not called.

How the event handler methods are organized is up to the developer; they just need to be placed logically so that others will find them easily.

In our case, the event handler is used purely for a report and populating a field on insert that is used in a report. So, we will place these methods in a helper class.

Getting ready

This recipe continues from the previous recipe.

How to do it...

To create a data event handler, follow these steps:

1. Create a new ConReportManager class.
2. Open the table design for the table in question; in our case, double-click on the SalesConfirmHeaderTmp.ConReports table extension.
3. Expand Events and locate onInserting.

Note

The onInserted event is too late as we want to fill in a field before the...