public void Dispose() { if (userInput != null) { userInput.Dispose(); userInput = null; } if (music != null) { music.Dispose(); music = null; } if (sound != null) { sound.Dispose(); sound = null; } if (video != null) { video.Dispose(); video = null; } if (content != null) { content.Dispose(); content = null; } if (window != null) { window.Dispose(); window = null; } }