Hook: Define new Status FormSheet for point of sale

Requirement

A FormSheet needs to be defined for a SalesPoint that will be displayed on the SalesPoint's status display.

Status FormSheets can be used to offer maintainance functionality, like closing the SalesPoint, showing statistic information about the SalesPoint etc.

Method of Adaptation

Augment feature

Level of Support

Parameter Pattern

HotSpot

FormSheets

Hooks used

Define a FormSheet

Participants

SalesPoint, NewSalesPoint

Changes

1. subclass NewSalesPoint of SalesPoint.
2. NewSalesPoint.getDefaultFormSheet overrides SalesPoint.getDefaultStatusFormSheet .
3. NewSalesPoint.getDefaultFormSheet returns Define a FormSheet [FormSheet].
4. Add a new point of sale [NewSalesPoint = NewSalesPoint].