Java in Two Semesters by Quentin Charatan & Aaron Kans

Author:Quentin Charatan & Aaron Kans
Language: eng
Format: epub
ISBN: 9783319994208
Publisher: Springer International Publishing

The Display Tenants Button

Pressing this button will display the full list of tenants (room number and name) in displayArea1 .

If all the rooms are vacant a suitable message should be displayed; otherwise the list of tenants’ rooms and names should appear under appropriate headings as can be seen in Fig. 12.2. This can be expressed in pseudocode as follows:

The Remove Tenant Button

Clicking on this button will remove the tenant whose room number has been entered in roomField1 .

As with the Add Tenant button, the room number entered must be validated; if the number is a valid one then the tenant is removed from the list (we will make use of the remove method of TenantList to do this) and a confirmation message is displayed. The pseudocode for this event-handler is given as follows:

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