To add a link or a way to quickly open the Event Handler Action from Properties / Events of UI Widget. This can be extended to On After Fetch of Fetch Data From Server or UI Aggregrate. This will improve the developer experience to quickly open the Client/ Screen Action that assigned as Event Handler or After Fetch Event rather than scroll up and down Elements Tree
For Button and link, we can quickly double click the Element in the canvas to quickly access the OnClick Event  Handler already, however, this should be good if there's a similar way for other Widget like Dropdown, Switch, Custom WebBlock with Events, Data Fetch Aggregate...