我可以按照以下代码序列查看home片段中的所有份额。那么，如何在另一个片段（配置文件片段）上显示用户自己的份额？我应该遵循什么方法？请帮帮我！期待各种建议。谢谢.......................................
家庭片段
View view = inflater.inflate(R.layout.fragment_home, container, false);
blog_list = new ArrayList<>();
blog_list_view = view.findViewById(R.id.blog_list_view);
firebaseAuth = FirebaseAuth.getInstance();
blogRecyclerAdapter = new BlogRecyclerAdapter(blog_list);
blog_list_view.setLayoutManager(new LinearLayoutManager(container.getContext()));
blog_list_view.setAdapter(blogRecyclerAdapter);
blog_list_view.setHasFixedSize(true);
if(firebaseAuth.getCurrentUser() != null) {
firebaseFirestore = FirebaseFirestore.getInstance();
blog_list_view.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
Boolean reachedBottom = !recyclerView.canScrollVertically(1);
if(reachedBottom){
loadMorePost();
}
}
});
Query firstQuery = firebaseFirestore.collection("Posts").orderBy("timestamp", Query.Direction.DESCENDING).limit(3);
firstQuery.addSnapshotListener(getActivity(), new EventListener<QuerySnapshot>() {
@Override
public void onEvent(QuerySnapshot documentSnapshots, FirebaseFirestoreException e) {
if (documentSnapshots != null && !documentSnapshots.isEmpty()) {
if (isFirstPageFirstLoad) {
lastVisible = documentSnapshots.getDocuments().get(documentSnapshots.size() - 1);
blog_list.clear();
}
for (DocumentChange doc : documentSnapshots.getDocumentChanges()) {
if (doc.getType() == DocumentChange.Type.ADDED) {
String blogPostId = doc.getDocument().getId();
BlogPost blogPost = doc.getDocument().toObject(BlogPost.class).withId(blogPostId);
if (isFirstPageFirstLoad) {
blog_list.add(blogPost);
} else {
blog_list.add(0, blogPost);
}
blogRecyclerAdapter.notifyDataSetChanged();
}
}
isFirstPageFirstLoad = false;
}
}
});
}
// Inflate the layout for this fragment
return view;
}
public void loadMorePost(){
Query nextQuery = firebaseFirestore.collection("Posts")
.orderBy("timestamp", Query.Direction.DESCENDING)
.startAfter(lastVisible)
.limit(3);
nextQuery.addSnapshotListener(getActivity(), new EventListener<QuerySnapshot>() {
@Override
public void onEvent(QuerySnapshot documentSnapshots, FirebaseFirestoreException e) {
if (documentSnapshots != null && !documentSnapshots.isEmpty()) {
lastVisible = documentSnapshots.getDocuments().get(documentSnapshots.size() - 1);
for (DocumentChange doc : documentSnapshots.getDocumentChanges()) {
if (doc.getType() == DocumentChange.Type.ADDED) {
String blogPostId = doc.getDocument().getId();
BlogPost blogPost = doc.getDocument().toObject(BlogPost.class).withId(blogPostId);
blog_list.add(blogPost);
blogRecyclerAdapter.notifyDataSetChanged();
}
}
}
}
});
}