Change Fullscreen

class << Graphics
public
  def toggle_fullscreen
    if fullscreen?
      windowed_mode
    else
      fullscreen_mode
      Window_Resize.f
    end
  end
  def update
    release_alt if Disable_VX_Fullscreen && Input.trigger?(Input::ALT)
    zeus_fullscreen_update
    toggle_fullscreen if Input.trigger?(Input::F5)
    toggle_ratio      if Input.trigger?(Input::F6)
    toggle_fullscreen if Input.alt_enter_trigger?
  end
  def release_alt
    inputs = [1,18,2, 1,164,2, 1,165,2].pack('LSx2Lx16'*3)
    SendInput.call(3, inputs, 28)
  end

  alias zeus_fullscreen_update2        update
  def toggle_vx_fullscreen
    windowed_mode if @fullscreen and !vx_fullscreen?
    inputs = [1,18,0, 1,13,0, 1,13,2, 1,18,2].pack('LSx2Lx16'*4)
    SendInput.call(4, inputs, 28)
    zeus_fullscreen_update2
    Window_Resize.f
    self.ratio += 0 # refresh window size
  end
end

module Input
  VK_LALT = 0xA4
  VK_RETURN = 0x0D

  GetAsyncKeyState = Win32API.new('user32', 'GetAsyncKeyState', 'i', 'i')

  def self.alt_enter_trigger?
    (GetAsyncKeyState.call(VK_LALT) & 0x0001) != 0 && (GetAsyncKeyState.call(VK_RETURN) & 0x0001) != 0
  end

end