android-recyclerview

问题 I have a RecyclerView on my tabview fragment Activity. iam using arrayList to fill items on the recyclerview. Those JSON data are taken from this URL through volley library. Here is my code public class EditorsChoiceFragment extends Fragment { private RecyclerView mRecyclerView; private RecyclerView.Adapter mAdapter; private RecyclerView.LayoutManager mLayoutManager; private static String LOG_TAG = "EditorsChoiceFragment"; private String urlJsonArry = "http://checkthisphone.com/black.apps/get

问题 I have a WebView in my RecyclerView , whenever I call RecyclerView.notifyDataSetChanged the WebView will have a short flashing. I don't want any changes happen on the WebView , how can I do this ? I know I can solve this with using notifyItemXXX instead of notifyDataSetChanged . But I do need notifyDataSetChanged method. 回答1: As the notifyDataSetChanged() official doc says "LayoutManagers will be forced to fully rebind and relayout all visible views.". So I think the webview's flash is caused

问题 i tried to retrieving data from Firebase to recycler-view on my Android project. first, here's my structure database on firebase then, i write Ph class public class Ph { public String date; public String nilai; public String time; public Ph(){ } public String getDate() { return date; } public void setDate(String date) { this.date = date; } public String getNilai() { return nilai; } public void setNilai(String nilai) { this.nilai = nilai; } public String getTime() { return time; } public void

问题 This question already has answers here : firebaserecycleradapter() cannot be applied to FirebaseRecyclerAdapter (5 answers) Closed last year . code: @Override public void onStart() { super.onStart(); recyclerViewadapter=new FirebaseRecyclerAdapter<RecycleModel, UserViewHolder>(RecycleModel.class, R.layout.recycler_model, UserViewHolder.class, muserDB) { @Override protected void onBindViewHolder(@NonNull UserViewHolder holder, int position, @NonNull RecycleModel model) { } @NonNull @Override

问题 I am using Material Tab that I used 3 tabs. Tab A [ Product List ] Has a Recycle list and data populating from remote Server. For ex, it has Product title, image and favorite image Tab B [ Favorite Product List ] Tab C [ Contact Us ] What I try to implement, Once user select on favorite button ( add to favorite ) that particular list item show in TAB_B [ Favorite Product List ] I have used shared preference and save data as Gson format. I have followed this tutorial http:/

问题 I am moving to Coordinator Layout and Nested ScrollView and i know to make it work i need to use recycle r view but the thing is i really want to make it possible with old List View is there any way i can achieve that Here is what i am doing <?xml version="1.0" encoding="utf-8"?> <!-- NOT SET HERE: android:fitsSystemWindows="true" --> <android.support.design.widget.AppBarLayout android:id="@+id/appbar" android:layout_width="match_parent" android:layout_height="?attr/actionBarSize" android

问题 Thanks for giving your precious time to read this thread. I am developing an android app where there is recyclerview within recyclerview's item. I want to perform some task when on scrolling the recyclerview(parent recyclerview) reaches to the upper position of the first item of parent (i.e; if the upper position of the first item is completely visible). I've tried this so far but it is not giving the desired result what I need recyclerView.addOnScrollListener(new RecyclerView

问题 i have a list view inside a recyclerview like this: and scrolling of listview doesnt work on this implementation. my goal is when clicking on button the listview toggle to show and hide. the main Ui is on viewpager for tab public class tabOne extends Fragment { RecyclerView myTabRecycler; adapterMainList adapter; public tabOne() { } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater,

问题 I have a db data list which extends SQLiteOpenHelper . I can read the data, I can save new data but the problem it is I want below the ListView to show another layout which is named clear_history so what I am trying to do is show me ListView and the TextView below the list. I was trying to create a RecyclerView Adapter but I wasn't able to achieve that. Because I want to have a textView which I can use for click listener and do delete the db list. Below are the photos from the list I want.

问题 I need to add a RecyclerView in ScrollView. The RecyclerView should wrap its contents and shouldn't be be scrollable, but the entire scroll view should be scrollable. Can this be done an how? 回答1: If you look at the Recycler view adpater class you will be having getITemViewType function from that you can manage to put you scrollview content in one type of item @Override public int getItemViewType(int position) { if (position == 0) { return VIEW_TYPE_HEADER1; } else if (position == 1) { return