API IsModifiedClick

Returns 1 if the keys for the specified action are down, nil otherwise. isHeld = IsModifiedClick("action")

Arguments

 * action : String - The action to check for. Actions defined by Blizzard:
 * SELFCAST, AUTOLOOTTOGGLE, STICKYCAMERA, CHATLINK, DRESSUP, SOCKETITEM, SPLITSTACK, PICKUPACTION, COMPAREITEMS, OPENALLBAGS, QUESTWATCHTOGGLE

Returns

 * isHeld : 1 if the modifier is being held, nil otherwise.