MouseConstant
Removed in LÖVE 0.10.0
Mouse button constants have been replaced with button index numbers.
Mouse buttons.
Constants
l
Left Mouse Button.
m
Middle Mouse Button.
r
Right Mouse Button.
wd
Mouse Wheel Down.
wu
Mouse Wheel Up.
x1
Mouse X1 (also known as button 4).
x2
Mouse X2 (also known as button 5).
See Also
love.mouse
love.mouse.isDown
love.mousepressed
love.mousereleased