Currently the Hardbinds in DL2 is a touch everywhere ,restricting the usage of these actions if you don't stick to the defaults
Current hardbound actions are
Slope Struggle
Ground pound
Reloading (crossbow)
getting off a razor cannon
Release Cable
Expert Grapple
Head stomp
Igniting Propane tanks (when held in your hands)
Restarting events
Leave campfire
Undrawing a bow
Throw weapon
Knife slide