Renders a word wheel search text box enabling the selection of a single group.
The control saves its value in the URL querystring format:
Configuration options are defined via additional attributes on the <property /> declaring this control type. This control supports the following configuration options:
- parentGroupId (int, default: not set)
When set, only sub-groups of the defined parent group can be selected.
- includeCurrentGroup (true/false, default: false)
When enabled, the "current" group can be selected. When selected, the current group's ID is identified as -1.