Gallery g = (Gallery)findViewById(R.id.secondButton);本来是这样的

删除Gallery g = (Gallery)findViewById(R.id.secondButton);这个后，就报这个错，

直接又删了  @SuppressWarnings("deprecation")即可

Gallery g = (Gallery)findViewById(R.id.secondButton);,布布扣,bubuko.com

Gallery g = (Gallery)findViewById(R.id.secondButton);