Button API

local buttons = {};
local buttonX = {{},{}};
local buttonY = {{},{}};
local lastClicked = 1;

function newButton(name, x, y, maxX, maxY)
  table.insert(buttons, name);
  table.insert(buttonX[1], x);
  table.insert(buttonY[1], y);
  table.insert(buttonX[2], maxX);
  table.insert(buttonY[2], maxY);
end

function termDetect()
  lastClicked = "none";
  event, button, x, y = os.pullEvent("mouse_click");
  --Check if in bounds of any button
  for i=1, #buttons do
    if((x >= buttonX[1][i]) and (x <= buttonX[2][i])) then
      if((y >= buttonY[1][i]) and (y <= buttonY[2][i])) then
        lastClicked = buttons[i];
        return buttons[i];
      end
    end
  end
  return "none";
end

function rmButton(button)
  for i=1, #buttons do
    if(buttons[i] == button) then
      table.remove(buttons, i);
    end
  end
end

function monDetect()
  lastClicked = "none";
  event, side, x, y = os.pullEvent("monitor_touch");
  for i=1, #buttons do
    if((x >= buttonX[1][i]) and (x <= buttonX[2][i])) then
      if((y >= buttonY[1][i]) and (y <= button[2][i])) then
        lastClicked = buttons[i];
        return buttons[i];
      end
    end
  end
  return "none";
end

function getLastClicked()
  return lastClicked;
end