Scroll the hovered text individually (or both texts if lock left/right scrolling is disabled)

Scroll the text horizontally

Block selection

Select the line

Highlights selected word

(on Folder diff) Open the double clicked file(s) in new diff tab

(on tab header) Close tab

Text zoom in

Text zoom out

Text zoom reset

Close active tab

Folder diff: close/open selected folder

Switch input focus between left and right text