protected void CopyFrom( 
   ICollection collection
)

Protected Sub CopyFrom( _
   ByVal collection As ICollection _
) 

Parameters

collection

Existing collection of items to copy from.

Automatically clears the internal collection before copying begins.

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 10, Windows 8.1

Reference

Gallery Class
Gallery Members