recycler-adapter

问题 I'm creating an app similar to Chat app.Now I don't want current user which account currently logged in the device to show in FirebaseRecyclerAdapter result list.I've current user UID. Now I want to filter only this current UID from Adapter.How can it possible? Thanks in advance. Here is my FirebaseRecyclerAdapter code FirebaseRecyclerAdapter<Donors, DonorsViewHolder> firebaseRecyclerAdapter = new FirebaseRecyclerAdapter<Donors, DonorsViewHolder>( Donors.class, R.layout.donors_single_layout,

问题 This question already has answers here : FirebaseRecyclerAdapter() in FirebaseRecyclerAdapter cannot be applied to [wrong arguments] (2 answers) Closed last year . Can someone please tell what the error is in the specific line in the following image? Here is the error message: Here's my code: package com.andisofttechnology.myapplication.Model; import android.os.Bundle; import android.support.design.widget.NavigationView; import android.support.v7.app.AppCompatActivity; import android.support

问题 I have an object which includes a list of strings. These are urls to pictures and I'm using Picasso library to set in ImageView. I would like to set these images in an ImageSwitcher, and I dont know how to do it (I've done some researches before but no results). Thanks for helping guys ! EDIT : I finally chose a Horizontal RecyclerView to have a Gallery like, so in my layout for a row there's only an ImageView. I also have now a Recycler Adapter but i dont know if i have to include my list of

问题 I'm trying to get data from bottom to top (from the last item uploaded to the first item uploaded like Instagram) but I couldn't make this. I searched a lot and found this answer here. I made it with firebaseRecyclerAdapter and worked fine but with custom Adapter I couldn't do it! here is the method I used: @Override public ItemsRecyclerView getItem(int pos){ return super.getItem(getCount() - 1 - pos); } 回答1: What you should be doing is reversing the recyclerview, forget about the method that

问题 Actually I'm trying to pass intent from adapter class on click of item . Although it may sound a normal or foolish question but I'm stuck in it from last 3 4 days . At first I was thinking that the itemView is not receiving the click but then I tried to put a toast inside the onClick() method but the strange part is it's toasting the message without any problem or error but it's not passing intent . I don't know why this strange behavior is happening . I've tried to search a lot of questions

问题 After doing many hit and try method and observing other stackoverflow code, I was able to send data to next activity. I want to know: Is it safe to call cursor.moveToPosition twice in onBindViewHolder method. public class recyclerViewSongAdapter extends RecyclerView.Adapter<recyclerViewSongAdapter.MyViewHolder> { private final Activity callingActivity; private final Cursor songCursor; public recyclerViewSongAdapter(Activity activity, Cursor cursor) { callingActivity = activity; songCursor =

问题 I am using this library to make a expandable RecyclerView I made my own version of it so I can define the header but It's giving me I think I made something wrong because It's giving me this error. What I want is: a way to make my own header layout. Is there a way to populate the adapter of the RecyclerView so that I don't have to create a new adapter file every time I want to implement the RecyclerView. How to set my one item or more to be expanded as I open the activity. My version of

问题 If we have a RecyclerView that will have views of different type we can inflate the view we need based on an item type e.g. @Override public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int type) { View view = null; switch (type) { case TYPEX: view = LayoutInflater .from(viewGroup.getContext()) .inflate(R.layout.typex, viewGroup, false); return new ViewHolderX(view); case TYPEY: view = LayoutInflater .from(viewGroup.getContext()) .inflate(R.layout.typey, viewGroup, false); return new

问题 I have two different types of objects (ex: User and Student) both having different properties. User: Title, description; Student: Title, description, USN; Is there a way using which I can display two users first and then students on the recycler view using same adapter? How do I display it even if it's two adapters. I dont' want two recycler views. Please note that the example given is very simple. The change is not just in UI. If the change is just in UI, then getItemViewType() can be used

问题 I have tried to create a generic Recyclerview adapter as below: BaseRecyclerAdapter: public class BaseRecyclerAdapter<T, MVH extends BaseViewHolder<T>, EVH extends BaseViewHolder<T>> extends RecyclerView.Adapter<BaseViewHolder<T>> { private static final int VIEW_TYPE_EMPTY = 0; private static final int VIEW_TYPE_DATA = 1; private List<T> list = new ArrayList<>(); @LayoutRes private int emptyViewLayoutResource; private Class<EVH> emptyViewHolder; @LayoutRes private int dataLayoutResource;