Hook: Define new status MenuSheet for a point of sale

Requirement

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

Status MenuSheets can be used to offer maintainance functionality, like " Close the SalesPoint " , " Show statistic information about the SalesPoint " etc. They appear in individual frames in the Shop's main frame.

Method of Adaptation

Augment feature

Level of Support

Parameter Pattern

HotSpot

MenuSheets

Hooks used

Define a MenuSheet

Participants

SalesPoint, NewSalesPoint , SalesPoint

Changes

1. subclass NewSalesPoint of SalesPoint.
2. NewSalesPoint.getDefaultStatusMenuSheet overrides SalesPoint.getDefaultStatusMenuSheet .
3. NewSalesPoint.getDefaultStatusMenuSheet returns Define a MenuSheet [newMenuSheet].
4. Add a new point of sale [NewSalesPoint = NewSalesPoint].