Is your feature request related to a problem? Please describe.
When posting items in Selling tab, sometimes I want to post it in trade chat as well. I cannot do this at all as the items do not react to shift+leftclick. Work around is to either click from bag (not always there), or to go through "auctions" blizz tab and try to find it after scrolling for a long time. Or to search it in Buy blizz. tab. All of which is too slow.

Describe the solution you'd like
Allow item linking when clicking on item icons in the following areas (see red):

Describe alternatives you've considered
n/a

Additional context
n/a