--desktop
slc = 0
tBarC = 128
tBaTC = 1
backColor = 8
term.setBackgroundColor(backColor)
term.clear()

function titleBar()
  term.setCursorPos(1,1)
  term.setBackgroundColor(tBarC)
  term.setTextColor(tBaTC)
  term.clearLine()
  term.setCursorPos(2,1)
  print("[System]")
  term.setCursorPos(11,1)
  print("[Programs]")
end

function drawDesktop()
  term.setBackgroundColor(backColor)
  term.clear()
  bground = paintutils.loadImage(".background")
  if bground == nil then
  paintutils.drawPixel(15,10,16384)
  paintutils.drawPixel(16,10,16384)
  paintutils.drawPixel(17,10,16384)
  paintutils.drawPixel(15,11,16384)
  paintutils.drawPixel(15,12,16384)
  paintutils.drawPixel(15,13,16384)
  paintutils.drawPixel(15,14,16384)
  paintutils.drawPixel(16,14,16384)
  paintutils.drawPixel(17,14,16384)
  paintutils.drawPixel(18,14,16384)
  paintutils.drawPixel(19,14,16384)
  paintutils.drawPixel(19,13,16384)

  paintutils.drawPixel(22,10,512)
  paintutils.drawPixel(22,12,512)
  paintutils.drawPixel(22,11,512)
  paintutils.drawPixel(22,13,512)
  paintutils.drawPixel(22,14,512)
  paintutils.drawPixel(23,10,512)
  paintutils.drawPixel(24,10,512)
  paintutils.drawPixel(25,10,512)
  paintutils.drawPixel(23,14,512)
  paintutils.drawPixel(24,14,512)
  paintutils.drawPixel(25,14,512)

  paintutils.drawPixel(28,10,2)
  paintutils.drawPixel(28,11,2)
  paintutils.drawPixel(28,12,2)
  paintutils.drawPixel(28,13,2)
  paintutils.drawPixel(28,14,2)
  paintutils.drawPixel(29,10,2)
  paintutils.drawPixel(30,10,2)
  paintutils.drawPixel(30,11,2)
  paintutils.drawPixel(30,12,2)
  paintutils.drawPixel(30,13,2)
  paintutils.drawPixel(30,14,2)
  paintutils.drawPixel(29,14,2)
  paintutils.drawPixel(28,14,2)

  paintutils.drawPixel(33,10,2)
  paintutils.drawPixel(33,11,2)
  paintutils.drawPixel(34,10,2)
  paintutils.drawPixel(34,12,2)
  paintutils.drawPixel(34,13,2)
  paintutils.drawPixel(33,14,2)
  paintutils.drawPixel(34,14,2)
  else
  paintutils.drawImage(bground,2,2)
  end
  titleBar()
end

function drawMenu1()
  term.setTextColor(256)
  term.setBackgroundColor(128)
  term.setCursorPos(1,2)
  print("          ")
  term.setCursorPos(1,3)
  print(" Shutdown ")
  term.setCursorPos(1,4)
  print(" Restart  ")
  term.setCursorPos(1,5)
  print("          ")
end

function drawMenu2()
  term.setTextColor(256)
  term.setBackgroundColor(128)
  term.setCursorPos(11,2)
  print("          ")
  term.setCursorPos(11,3)
  print("  Paint   ")
  term.setCursorPos(11,4)
  print("          ")
end

function drawPaintMenu()
  term.setTextColor(256)
  term.setBackgroundColor(128)
  term.setCursorPos(10,10)
  print("                          ")
  term.setCursorPos(10,11)
  print("File Name: ")
  term.setCursorPos(10,12)
  print("                          ")
end

drawDesktop()
while true do
  local event, button, X, Y = os.pullEventRaw()

  if slc == 0 then
    if event == "mouse_click" then
      if X >=1 and X <=10 and Y == 1 and button == 1 then --Clicking the System
        drawMenu1()
         slc = 1
          elseif X >=11 and X <=20 and Y == 1 and button == 1 then --Clicking on Programs
        drawMenu2()
         slc = 2
      else
        drawDesktop()
      end
    end
    elseif slc == 1 then
      if X >=1 and X<=11 and button == 1 and Y == 3 then slc = 0
        os.shutdown()
        elseif X>=1 and X<=11 and Y==4 and button == 1 then slc = 0
          os.reboot()
        else
        slc = 0
        drawDesktop()
        end

        elseif slc == 2 then
      if X >=11 and X<=15 and button == 1 and Y == 3 then slc = 0
        drawPaintMenu()
		slc = 3
        else
        slc = 0
        drawDesktop()
    end
	elseif slc == 3 then
		term.setCursorPos(10,11)
		term.setTextColor(2)
		local input = read("")
		if input ~= nil
			shell.paint(input)
		end
  end
end