protected void Add( 
   object item
)

Protected Sub Add( _
   ByVal item As Object _
) 

Parameters

item

The item being added to the gallery.

All items added to the ItemCollection must be created on the main UI thread as these ultimately become the content of buttons added to the gallery popup control.

Target Platforms: Windows 11, Windows 10, Windows 8.1

Reference

Gallery Class
Gallery Members