This section outlines the design layout of the user interface. Going through this step saves a lot of work later on.
The Customer Data Form: frm_main
Figure 6.1 shows the design of the initial screen the user will see when the application opens. This form allows the data entry clerk to select and display customer information or enter the information for a new customer.
Figure 6.1. frm_main is the initial form the user sees when he starts the application.
Following are some of the features and functions of frm_main:
The customer number drop-down box (Customer) contains all the customer numbers in the database, plus the word “New” ...