menuAPI w/ colors

function stopMenu()
  repeating = false
  running = false
 term.clear()
 term.setCursorPos(1,1)
end

function clear()
  term.clear()
  term.setCursorPos(1,1)
end

function runMenu( menu, repeating, selectedItem, tColor )
running = true
--[[ Printing Methods ]]--

local function printMenu( menu, D )
  for i=1,#menu do
    if i == selectedItem then
      if term.isColour() then
        term.setTextColour(D) write(">> ") term.setTextColour(colors.white) write(menu[i].text) term.setTextColour(D) write(" <<") term.setTextColour(colors.white) print("")
    else
      print(">> "..menu[i].text.." <<")
    end
  else
    print("   "..menu[i].text.."   ")
  end
end

--[[ Handler Methods ]]--

local function onKeyPressed( key, menu )
  if key == keys.enter then
        onItemSelected(menu)
  elseif key == keys.up then
        if selectedItem > 1 then
          selectedItem = selectedItem - 1
        end
  elseif key == keys.down then
        if selectedItem < #menu then
          selectedItem = selectedItem + 1
        end
     end
  end
end

local function onItemSelected( menu )
  runCommand(menu[selectedItem].handler)
end

local function runcommand(args)
 local tEnv = { ["exit"] = function() bRunning = false end, }
 setmetatable( tEnv, { __index = getfenv() } )
 local func, e = loadstring(args, "lua")
 local func2, e2 = loadstring( "return "..s, "lua")
 if not func then
  func = func2
  e = nil
  nForcePrint = 1
 else
  if func2 then
   func = func2
  end
 end
 end

 if func then
  setfenv(func, tEnv)
  local tResults = { pcall( function() return func() end) }
 end
end

local function onClick( button, xPos, yPos, menu, D )
 if button == 1 then
   if yPos <= #menu then
     selectedItem = yPos
     runCommand(menu[selectedItem].handler)
   else
     runCommand(menu[#menu].handler)
   end
 elseif button == 2 then
    if yPos > #menu then
      yPos = #menu
    end
    selectedItem = yPos
    clear()
    printMenu(menu,D)
 end
end

local function loadMenu( menu, repeating, D )
  while repeating and running do
   clear()
    printMenu(menu, D)
    term.setCursorPos(50, 1)
    if term.isColour() then
    term.setTextColour(colors.yellow)
    print(selectedItem)
    term.setTextColour(colors.white)
    else
    print(selectedItem)
    end
    event, arg1, arg2, arg3 = os.pullEvent()
    if event=="mouse_click" then
      onClick( arg1, arg2, arg3, menu, D )
    elseif event == "key" then
      onKeyPressed( arg1, menu )
    end
  end
end


tColor = string.lower(tColor)
 if tColor == "white" then
   D = 1
 elseif tColor == "orange" then
   D = 2
 elseif tColor == "magenta" then
   D = 4
 elseif tColor == "lightblue" then
   D = 8
 elseif tColor == "yellow" then
   D = 16
 elseif tColor == "lime" then
   D = 32
 elseif tColor == "pink" then
   D = 64
 elseif tColor == "gray" then
   D = 128
 elseif tColor == "lightgray" then
   D = 256
 elseif tColor == "cyan" then
   D = 512
 elseif tColor == "purple" then
   D = 1024
 elseif tColor == "blue" then
   D = 2048
 elseif tColor == "brown" then
   D = 4096
 elseif tColor == "green" then
   D = 8192
 elseif tColor == "red" then
   D = 16384
 elseif tColor == "black" then
   D = 32768
 elseif tColor ~= "white" or "orange" or "magenta" or "lightblue" or "yellow" or "lime" or "pink" or "gray" or "lightgray" or "cyan" or "purple" or "blue" or "brown" or "green" or "red" or "black" then
  D = 1
 end

loadMenu(menu, repeating, D)

end

function setSelectedItem( newSelItem )
  selectedItem = newSelItem
  clear()
end

function subMenu(newMenu, oldMenu, D)
  returnMenu = oldMenu
  stopMenu()
  runMenu(newMenu, true, 1, D)
end

function returnToMenu()
  stopMenu()
  runMenu(returnMenu, true, 1, "lime")
end