-- Load the API
os.loadAPI('MonitorAPI')

-- Attach a monitor
local monitor = peripheral.wrap('monitor_0')
MonitorAPI.setMonitor(monitor)
local w, h = monitor.getSize()

-- Add a header
LabelAPI.setHeader('Earth\'s launchpads')

-- Add a button
lnch1 = ButtonAPI.new(2, 7, 'Launchpad 1')
lnch2 = ButtonAPI.new(2, 11, 'Launchpad 2')
lnch3 = ButtonAPI.new(2, 15, 'Launchpad 3')

btn1 = ButtonAPI.new((w/2)-12, 2, 'Security')

lnch1:setBlink(true)
lnch1:setBlinkTime(10)

-- Give it a different color, default inactive color is red, default active color is green
btn1:setInactiveColor(colors.blue)
btn1:setActiveColor(colors.purple)

-- Give it a callback
-- The button parameter in the callback is the clicked button
btn1:setCallback(function (button)
  print('In the callback!')
end)

-- Draw all the things!
MonitorAPI.draw()