Enum values
| Name | Value | Description |
|---|---|---|
| None | 0 | No choice (user cancelled). |
| New | 1 | User chose from 'New' tab. contents accepts the chosen type id(s). |
| Copy | 2 | User chose from 'Existing' tab with 'copy' radio button checked. contents accepts the chosen instance id(s). |
| Instance | 3 | User chose from 'Existing' tab with 'instance' radio button checked. contents accepts the chosen instance id(s). |
| Reference | 4 | User chose from 'Existing' tab with no radio buttons. contents accepts the chosen instance id(s). |