Databases Reference
In-Depth Information
regions and items that are visible on the page. This attribute, like the Internal Name attribute, cannot be
modified if the plug-in is being used in the application.
The Category attribute (not visible in the image) is only available for Dynamic Action plug-ins. This
attribute is used to group similar dynamic actions together which makes selection a little easier for plug-
in users; it has no other impact.
Subscription
The Subscription region (see Figure 11-2) is the same as it is throughout APEX. The Reference Master
Plug-in From item allows you to link to a “master” copy of the plug-in. The master copy often resides in a
centralized application used only for this purpose. Once established, the link between master and child
allows for updates to be performed on a one-off basis from the child or in bulk from the master to all
children.
Figure 11-2.
The Subscription region of the Create/Edit page
Settings
The Settings region (see Figure 11-3) displays the custom application level attributes (covered later in
this section) that have been added to the plug-in. The File Prefix attribute will exist by default. All other
attributes displayed here are created by plug-in developers to allow plug-in users to declaratively
configure various aspects of the plug-in.
Figure 11-3.
The Settings region of the Create/Edit page
Source
Plug-in developers must write one or more PL/SQL functions for their plug-in to work. The PL/SQL Code
attribute in this region (see Figure 11-4) is where the code for these functions typically resides; however,
