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AppCompatActivity의 xml에 정적 v4.app.Fragment가 있고 앱을 시작할 때 모든 것이 표시되지만 다른 활동 및 컴백을 입력하거나 다른 앱으로 전환하고 다시 전환하면 해당 프래그먼트 조각의 Log.d는 조각이 어딘가에 있음을 보여줍니다. 또한 프로그램 조각을 추가 getsupportfragmentmanager.add.commit를 사용하여 시도했으며,이 같은 결과가조각이 보이지 않음
activity_main.xml ...
<FrameLayout
android:id="@+id/content_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior">
<fragment
android:id="@+id/fragment"
android:name="xxx.xxx.xxx.Fragment"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
</FrameLayout>
<android.support.design.widget.FloatingActionButton
...
MainActivity.java
@BindView(R.id.toolbar) Toolbar toolbar;
@BindView(R.id.fab) FloatingActionButton fab;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ButterKnife.bind(MainActivity.this);
...
No onResume, onCreateView, etc
XFragment.java
public class XFragment extends Fragment {
@BindView(R.id.swipeRefreshLayout) SwipeRefreshLayout swipeRefreshLayout;
@BindView(R.id.recyclerView) RecyclerView recyclerView;
// and a lot of other variables
public XFragment() {
}
public static XFragment newInstance(boolean isSearch) {
XFragment xFragment = new XFragment();
return xFragment;
}
@Override
public void onResume() {
Log.d(TAG, "onResume");
super.onResume();
//initiate variables
inflateRecyclerView();
//etc
}
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Log.d(TAG, "onCreate");
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
Log.d(TAG, "onCreateView");
View view = inflater.inflate(R.layout.fragment_x, container, false);
ButterKnife.bind(this, view);
return view;
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
Parcelable parcelable = llm.onSaveInstanceState();
outState.putParcelable("LM", parcelable);
}
@Override
public void onViewStateRestored(@Nullable Bundle savedInstanceState) {
Log.d(TAG, "onViewStateRestored");
super.onViewStateRestored(savedInstanceState);
if (savedInstanceState != null) {
llm = savedInstanceState.onRestoreInstanceState(savedInstanceState.getParcelable("LM"));
}
}
public void inflateRecyclerView() {
//use retrofit to call api
}
P.S : 나는 동적으로 추가 할 때, 나는 숨기기 findViewById를이 활동에, 다음
XFragment f = new XFragment.newInstance();
getSupportFragmentManager().beginTransaction()
.add(R.id.fragment_container, f).commit();
일부 Java 코드를 게시 할 수 있습니까? – AbhayBohra
@SlowLearner java 코드가 추가되었습니다. thx –
조각을 active_main.xml에 정적으로 추가합니다. 왜 조각 관리자를 호출 할 필요가 없습니까? (https://developer.android.com/training/basics/fragments/creating.html에 따라) –