안드로이드 - 배경화면 변경 코드

private void setDesktopWallpaper() {
	try {
		WallpaperManager wallpaperManager = WallpaperManager.getInstance(this);
		wallpaperManager.setResource(R.drawable.my_wallpaper);
	} catch (IOException e) {
		SLog.e(TAG, "Error changing wallpaper: " + e.getMessage());
	}
}