mouse_scroll event

mouse_scroll; Event
	Returns; direction : number The direction that was being scrolled in. -1 is up and 1 is down.; x : number The X position of the mouse in the term; y : number The Y position of the mouse in the term;
Source	CC:Tweaked

Note: This event is only called on advanced terms, such as an Advanced Computer, Advanced Pocket Computer or Neural Interface.

ExamplePrint coordinates

Prints the scroll direction and mouse coordinates every time the user scrolled.

Code

<nowiki>
local scroll_directions = { [-1] = "up", [1] = "down" }

while true do
  local event, direction, x, y = os.pullEvent("mouse_scroll")
  print("The mousewheel scrolled", scroll_directions[direction], "at", x, ",", y)
end
    </nowiki>

Occurs every time a mousewheel scrolls.

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