How to Run the Sample Application
To begin the demonstration, type abfdemo at the operating system prompt and press Return.
In a few moments, the application's introductory frame appears. The Introduction to Project Management Application frame, shown in the following figure, serves as an umbrella for the application and for some frames that let you see how the application works.
The introductory menu includes the following operations:
Database
Displays information about the database used in the Project Management application
Employee_Tasks
Uses 4GL to retrieve, manipulate and update data in the database
Dependents
Uses 4GL to demonstrate the use of hidden fields. The Dependents table field is displayed only when an employee has dependents.
Experience
Provides reports on the database
Mail
Provides access to electronic mail
The following function keys available for the application:
FRS key 1
Displays a help file about the introductory window
FRS key 2 or 3
Quits the application and return to the operating system
FRS key 16
Views the 4GL code for the top frame
The Top frame in the code listings that follow defines the operations of the introductory menu.
Last modified date: 11/28/2023