Bundled Button test

os.loadAPI("ComputercraftButtonAPI")
function red(state)
    if state then
     redstone.setBundledOutput("back",colors.combine(redstone.getBundledOutput("back"),colors.red))
    else
  redstone.setBundledOutput("back",colors.subtract(redstone.getBundledOutput("back"), colors.red))
    end
end

function white(state)
 if state then
  redstone.setBundledOutput("back",colors.combine(redstone.getBundledOutput("back"),colors.white))
 else
 redstone.setBundledOutput("back",colors.subtract(redstone.getBundledOutput("back"), colors.white))
   end
end


green = colors.green
red = colors.red

whiteButton = ComputercraftButtonAPI.createNewButton(4, 10, "Cells", green, red, true, white)
redButton = ComputercraftButtonAPI.createNewButton(4, 4, "Lighting", green, red, true, red)
list = {redButton, whiteButton}



monitor = peripheral.wrap("top")
monitor.setTextScale(0.5)

ComputercraftButtonAPI.drawButtons(monitor, list)
while true do
    ComputercraftButtonAPI.checkButtonsPressed(monitor, list, 0, print)
end