The PopupAttachmentsDisplayType can be one of:
| Constant | Description |
|---|---|
Enums.PopupAttachmentsDisplayTypeList | (0) Show attachments as links. |
Enums.PopupAttachmentsDisplayTypePreview | (1) Attachments expand to the width of the pop-up. |
Enums.PopupAttachmentsDisplayTypeAuto | (2) Allows applications to choose the most suitable default experience for their application. |