在AFragment中执行
FragmentManager fm = getActivity().getFragmentManager();
FragmentTransaction ft = fm.beginTransaction();
if (AFragment.this != null) {
ft.hide(AllSingerFragment.this);
// ft.show(singerFragment);
}
if (bFragment == null) {
bFragment = new BFragment();
ft.add(R.id.id_fragment_content, bFragment);
ft.show(bFragment);
ft.commit();
}
然后再添加的BFragment中
Button button = (Button) view.findViewById(R.id.childsinger_back);
button.setOnClickListener(new View.OnClickListener() {
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
@Override
public void onClick(View v) {
FragmentManager fm = getActivity().getFragmentManager();
FragmentTransaction ft = fm.beginTransaction();
ft.hide(BFragment.this);
bFragment = new bFragment();
ft.show(bFragment);
ft.commit();
}
});
代码执行后AFragment没有被show 出来 求指点下原因啊。。。