Type Name
One or more type names.

MyCustomTypeName

Property
One or more properties to include in the default type view.

ACustomProperty

Group By Property
If this is set, then the view will be grouped by a property

Wrap
If wrap is set, then items in the table can span multiple lines

Group Label
If this is set, then the view will be labeled with the value of this parameter. If this is not present and -GroupView is not present, the result of the script or property name will be used for the label

Group By Script
If this is set, then the view will be grouped by the result of a script block

Is Selection Set
If set, it will treat the type name as a selection set (a set of predefined types)

Auto Size
If set, the table will be autosized.

As List
If set, then the content will be rendered as a list

Indent
The indentation depth of the custom control

Action
The script block used to fill in the contents of a custom control. The script block can either be an arbitrary script, which will be run, or it can include a number of speicalized commands that will translate into parts of the formatter.