@Override

public void onResume() {

super.onResume();

getView().setFocusableInTouchMode(true);

getView().requestFocus();

getView().setOnKeyListener(new View.OnKeyListener() {

@Override

public boolean onKey(View view, int i, KeyEvent keyEvent) {

if(keyEvent.getAction() == KeyEvent.ACTION_DOWN && i == KeyEvent.KEYCODE_BACK){

//Toast.makeText(getActivity(), "按了返回键", Toast.LENGTH_SHORT).show();

return true;

}

Utils.Log("按了返回键");

return false;

}

});

}

标签：getView,Toast,onResume,KeyEvent,Fragment,public,Override,Android,监听

来源： https://www.cnblogs.com/pxjbk/p/11427953.html