Steps to reproduce:
1. From the main menu, open the Window/UI Toolkit/Sample window.
2. Right click the "Tree View" item in the left pane. (It only supports single selection)
=> The content associated to the "Tree View" item is loaded on the right pane.
3. On the right pane, expand a couple of items
4. Right click on some items in the right pane to select or multi select them
Actual results: No item is selected
Expected results: The item under the mouse get selected
Reproducible with versions: 2023.3, 2023.2
Not reproducible with versions:
Can’t test with versions: 2022.3
Tested on (OS):
Notes: