MailItem.BeforeAttachmentPreview event (Outlook)
Occurs before an attachment associated with an instance of the parent object is previewed.
expression. BeforeAttachmentPreview( _Attachment_ , _Cancel_ )
expression A variable that represents a MailItem object.
| Name | Required/Optional | Data type | Description |
|---|---|---|---|
| Attachment | Required | Attachment | The Attachment to be previewed. |
| Cancel | Required | Boolean | Set to True to cancel the operation; otherwise, set to False to allow the Attachment to be previewed. |
This event occurs before an attachment is previewed, either from the attachment strip in the Reading Pane of the active explorer or from the active inspector.
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