COMPASS-EI–Manual – Chapter 2
Page
7
CHAPTER 2: SETTING UP ENTITIES IN EI
2.1 The Command and Control Screen Navigation
The design of EI is unique, in that all operations are launched from a
Command and Control
(
C&C
) screen. (See
Figure 2.1
) This C&C screen is accessed when the EI program icon is
clicked on from the COMPASS folder. When the C&C screen is accessed, all related database
tables are opened up, which speeds up later retrievals and updates to the database.
Figure 2.1
The C&C screen provides fast retrievals of lists and data entry screens. Adding or changing a
database element is never more than three mouse clicks away, starting from the C&C screen.
There are two additional levels of EI screen navigation beyond the C&C screen:
1. List screen; and
2. Detail or data entry screen.
When users double-click on an item in the appropriate window on the
C&C
screen (a technique
commonly referred to as “drill down”) a
List
screen appears. The List screen includes command
buttons at the bottom of the screen that provide additional functions, such as
Add, Delete, Edit,
Return
(to the
C&C
screen), etc. Clicking in the gray area of a window brings up a data entry
