TImageEnMView.ShowThumbnailHint
 
Declaration
property ShowThumbnailHint : Boolean;
Description
Automatically fills the control's 
Hint property with full details of the thumbnail under the cursor.
Note:
◼The hint can be customized using 
OnGetHint
◼You can specify the hint display time using 
CustomHintTimeout
Default: False
// Show file details when hovering over a thumbnail
ImageEnMView1.ShowThumbnailHint := true;