android-recyclerview

问题 I need to add a divider between each grid of the RecyclerView. RecyclerView recyclerView= (RecyclerView) profileView.findViewById(R.id.profile_recycler_view); StaggeredGridLayoutManager layoutManager = new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL); recyclerView.setLayoutManager(layoutManager); Adapter Adapter = new Adapter(getActivity()); recyclerView.setAdapter(profileAdapter); Please help me. Example: 回答1: You need Decoration for this. Here is the example: public

问题 I want to make only one item of the viewholder non recyclable and not the whole viewholder. How can I do so? I dont want the btnSave to be recyclable since its state may be different for each row. Here is the code of what I have done so far : public static class AlertViewHolder extends RecyclerView.ViewHolder { TextView tvTitle, tvDescription; Button btnLink, btnSave; AlertViewHolder(View itemView) { super(itemView); tvTitle = (TextView) itemView.findViewById(R.id.tvTitle); tvDescription =

问题 SearchListAdapter.java RecyclerView List Search using EditText implementing filterable do not work. Please check out this code. Here in my case the list is filtered but recyclerView adapter is not changed due to which list remains same. /** * Created by Dell on 4/8/2016. */ public class SearchListAdapter extends RecyclerView.Adapter<SearchListAdapter.ViewHolder> implements Filterable { private Context context; public static ArrayList<ChapterListModel> chapterList; private List

问题 I am working on app that fetches data using volley and displays in feed using recyclerview.i have a button in each card that when clicked, will count the number of clicks and display it in a textview in that particular card. It works perfectly but when i scroll away from the card to another card and then scroll back to the previous card (ie. the card is reloaded,) the click count starts from zero upon clicking the button instead of continuing from the value that it had before reloading. What

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 have created a recyclerView and handle items in it being clicked. Now I need to change the text displayed when one item is clicked. First it says 'day' and after I click it it should say 'finished'. It worked but after I close and re-open the activity it says 'day' again. So what do I need to do to make the item text persist? private OnFragmentInteractionListener mListener; List<String> list; MyListAdapter adapter; RecyclerView recyclerView; String pressed="finished"; public MainFragment()

问题 I have this code so far when the user presses the fab a cardview is added to the recyclerview. I also now made it so whenthe user presses a specific cardview, a dialog shows and when the user presses ok, that cardview gets deleted. but I have a problem When there are 2 cardviews left in the recyclerview and i click to delete one of them I get this error: 10-01 09:20:45.473 28725-28725/com.app.supermarketaislefinder E/AndroidRuntime: FATAL EXCEPTION: main java.lang.IndexOutOfBoundsException:

问题 My project do bus ticket booking So, when click item in recyclierview that opens bus seat as 50 imageView . I know how can add onClick for one imageView but for 50 imageView that I don't know. I tried some solutions that I saw in stackOverflow. But nothing work. Could you give me advice or solution for making bus booking? public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener { I tried add this code and implement onClick method but it don't do what is inside

问题 I am using a RecyclerView to display movie posters in a Gridlayout. My goal is to save the position of the user, so when they rotate the phone it will save their position. movieGrid.scrollToPosition(10); That line of code has been the only line of code that works to go to a position other than the top when the phone rotates. I have tried layoutManager.scrollToPositionWithOffset(position[0], position[1]); But it didnt work. This is the complete code for my MainActivity.java public class

问题 I am developing a news app previously it was showing JSON response but now showing the empty white screen below fragment class where I have implemented dagger 2 and retrofit' public class BBCSportFragment extends Fragment implements ArticleAdapter.ClickListener { public List<Article> articleList = new ArrayList<Article>(); @ActivityContext public Context activityContext; @ApplicationContext public Context mContext; @BindView(R.id.recycler_view) RecyclerView recyclerView;