android-recyclerview

问题 I have a RecyclerView list of CardViews that hold a small amount of user data. The data is saved to the app's SQLite database. I would like to send a CardView's data from one app user to another via SMS/MMS. The SMS is sent when the user clicks the share icon on the CardView. Then when the receiving user clicks on the image in the SMS text, the app would be opened/brought to the forefront, the data would be saved in the recipient's SQLite database and then the RecyclerView list would be shown

问题 I have a RecyclerView list of CardViews that hold a small amount of user data. The data is saved to the app's SQLite database. I would like to send a CardView's data from one app user to another via SMS/MMS. The SMS is sent when the user clicks the share icon on the CardView. Then when the receiving user clicks on the image in the SMS text, the app would be opened/brought to the forefront, the data would be saved in the recipient's SQLite database and then the RecyclerView list would be shown

问题 i have a RecycleView with an adapter that show a list of servers and the user must select one server. when i call notifyItemChanged(previousPosition) inside the onClick() method to make the old server unselected and the new server selected, that's make the RecycleView list jump to up exactly in the middle of list. and this problem happen just when i click on one of the last 2 or 3 servers inside the RecycleView list here is the code of my RecyclerView.Adapter : public class ServerAdapter

问题 The images are being downloaded in RecipeApiActivity - I can see them in a test ImageView called 'imigiview', so the API Request works! But I want them to be displayed correctly in a recyclerview - now it shows nothing at all. For that I created a list of Bitmaps in which I put all the downloaded bitmaps, this list is given to the RecipeAPIAdapter that should place them in the RecyclerView. Can you help me find out why the images are not shown? ( The Logcat gives me no error of any kind)

问题 Multiple viewType using FirebaseRecyclerAdapter. I studied about RecyclerView that have multiple viewType. And I'm going to apply it in FirebaseRecyclerApdater. I want to show the data in Firebase Realtime Database. But anything shows up in-app. Here my code. public class HolderHomeAdapter extends RecyclerView.Adapter<HolderHomeAdapter.HomeSectionHolder> { private ArrayList<SectionType> sectionList; private Context context; FirebaseRecyclerOptions<ContentModel> options; public static

问题 If I scroll this list RecycleView with the mouse wheel my items in the list look like unordered. I do not understand , why? An incorrect clicked item in the new activity from RecycleView I have tried to create the separate class CrimeAdapter extends RecyclerView.Adapter<CrimeAdapter.CrimeHolder> and class CrimeHolder extends RecyclerView.ViewHolder implements View.OnClickListener in the separate file, but I couldn't do it right. Unfornuntely, I do not have enough experience for this. I do not

问题 I have implemented a reorder recyclerview in my app as per the following link: https://www.appliedcodelog.com/2019/08/reorder-list-items-by-drag-and-drop-in.html The user can add and click on any of the items to change the qty and unit type and also add the price of the item via a custom dialog (see attached screen shots). Currently the item names are saved by converting the list to Json. So when the app is reopened the items are loaded back into the list. My question is, how can I also save

问题 I had created a app in which i have multiple edittext and one buttonwith recyclerviuew and one button which are setvisibilty as Gone.On Button click it add all my data in my recyclerview list with by chnaging visibality of my recycelr view and my button.In my Custom Adapter i am using a image view to delete the item from postion now i want that if it delete all data from list then it should automatically hide my Button and recyclerview. //Recycler_view Adapter public class Myviewholder

问题 I would like to know how I can create ONE recycler view adapter that holds MULTIPLE view-holders and each time the RecyclerView is instantiated with that adapter,I want to see only a specific type rather than a mixed type. I have 2 different screens in the Android activity and each of them shows a list of items/cards.One is of text and number and the other is a photo. Right now I have 2 different custom adapters for each object and what I want to achieve is the flexibility of one adapter that

问题 I need to remove child from Firebase after onClick from RecyclerView Adapter. I have something like this: public void onBindViewHolder(final ViewHolder holder, final int position) { holder.fromTextView.setText(my_data.get(position).getFromName()); holder.fromTextView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { FirebaseDatabase database = FirebaseDatabase.getInstance(); final DatabaseReference messageRef = database.getReference(); final