Get all items from recyclerview android

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August undefined, 2024

WebMay 8, 2016 · Add a comment. 2. To do this there are two ways:-. 1) Add save Button in each row of RecyclerView on this Button click (onClick) @Override public void onClick (View v) { String ans = holher.numPicker.getText ().toString (); // save ans to sharedpreferences or Database } 2) Add onTextChangedListener to EditText. WebMay 27, 2016 · You can get it by using below code. if (i == 0) { View selectedView = recyclerView.getChildAt (i); EditText modello = (EditText)selectedView.findViewById …

android - Remove all items from RecyclerView - Stack Overflow

WebAug 6, 2015 · What i want is to select item in RecyclerView, change the background of that item view, and store the position of item selected. The main problem is that you have onCreateViewHolder (in adapter), onBindViewHolder (in adapter) and ViewHolder constructor and everybody is working with different methods. WebMar 29, 2024 · just count the amount of your recyclerview list and multiply by the value to get the perfect sum inside, i the fragment List item = new ArrayList<> (); int total = 0; for (int i = 0; i < items.size; i++) { total = total + items.get (i).price ()} t.setText (String.valueOf ( total)); This function in kotlin how many mm in 3.5 cm

Android - How To retrieve EditText value from RecyclerView in ...

WebFeb 16, 2016 · I post an answer because which is really complex to findviews () from RecyclerView. @Joe: After spending 4hours found one answer. Which gives me the proper view of the index. mAdapter is … WebSep 26, 2024 · This simple code below ONLY gets all visible items, but I need to get all items (both Visible and non-visible). Is this possible to get completely all Items and how? // This gets only visible it... Stack Overflow. ... android; android-recyclerview; Share. Improve this question. Follow edited Sep 26, 2024 at 13:52. Tosin Onikute. WebJun 3, 2016 · You need to set a flag in all your data list objects, call notifyDataSetChanged () and onBindViewHolder check that flag and use it to check uncheck if (listAdapter.getItem (position).getIsChecked ()) viewHolder.checkBox.setChecked (true); else viewHolder.checkBox.setChecked (false); Share Improve this answer Follow answered … how a stoma bag works

How to get ViewHolder of specific Item of Recyclerview

android - Get clicked item and its position in RecyclerView

WebThat is not how ViewHolder works. ViewHolder is just a holder of layout that you made. ViewHolder is automatically re-use-able, so if you have 100 items, android will not create 100 ViewHolders, instead of just some ViewHolders that visible on the screen. If you scroll the RecyclerView, the ViewHolder of non-visible item will be re-used. WebApr 21, 2024 · class MyPersonalViewHolder extends RecyclerView.ViewHolder { TextView numberTextView; EditText nameEditText; public MyPersonalViewHolder (View itemView) { super (itemView); numberTextView = (TextView) itemView.findViewById (R.id.tv_number); nameEditText = (EditText) itemView.findViewById (R.id.et_name); } } how many mm in 4 inchWebAug 3, 2024 · You should have a field like isSelected in you model, make it all as false for all the list items. Pass it to your adapter. In you adapter check condition in onBindViewHolder: if (list.get (i).isSelected) { // change background to black } else { // change background to white } how a stock trading on the floor really works

"WebApr 9, 2024 · Problem: If I click on several elements in a row, they all get the bold style. However, only the current one should be marked in bold. CategoryAdapter.kt: class CategoryAdapter (val list:ArrayList, mainActivity: MainActivity): RecyclerView.Adapter () { private var listener = … " - Get all items from recyclerview android

Get all items from recyclerview android

Can Android RecyclerView contain Non Container Views instead …

WebFeb 3, 2015 · recyclerView.setOnTouchListener (new View.OnTouchListener () { @Override public boolean onTouch (View v, MotionEvent event) { final TextView txtStatusChange = (TextView)v.findViewById (R.id.txt_key_status); txtStatusChange.setOnClickListener (new View.OnClickListener () { @Override public … WebApr 15, 2024 · I have a recyclerview in my android project and in the recyclerview im populating the name of the any items and it have EditText corresponding to every name view inside recyclerview, which means the person can edit the price of …

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Web2 days ago · The items in your RecyclerView are arranged by a LayoutManager class. The RecyclerView library provides three layout managers, which handle the most common layout situations: LinearLayoutManager arranges the items in a one-dimensional list. GridLayoutManager arranges the items in a two-dimensional grid: WebApr 14, 2024 · No, all of the advantage comes from recycling. If at least all-1 items are always visible, you get no performance advantage. Instead you get disadvantage of not saving the state of child items (like scroll position of orthogonal sub-recyclers won't be preserved when navigating forward and back).

WebApr 15, 2024 · Here is the easiest method. If you want get ViewHolder of item. RecyclerView.ViewHolder viewHolder = rvList.getChildViewHolder (rvList.getChildAt (0)); or if you want get View object of item. View view = rvList.getChildAt (0); Use the one you need. You can get view or ViewHolder. You can manipulate them as you need. WebJan 4, 2016 · // METHOD FOR INITIALIZATION OF RECYCLER VIEW public void initRecyclerView () { // SETTING ARRAY FOR CATEGORIES final CategoryItem categoryItem [] = { new CategoryItem ("Birthday", R.drawable.birthday_image), new CategoryItem ("Anniversary", R.drawable.anniversary_image), new CategoryItem …

WebJul 27, 2014 · You will only get visible items from recyclerView.getChildAt(), thats how generally RecyclerView works. RecyclerView will try to hold only few child views which are currently visible (ie; within screen bounds, not Visibility as GONE,INVISIBLE) and try to … WebrecyclerView.removeAllViewsInLayout (); The above line would help you remove all views from the layout. For you: @Override protected void onRestart () { super.onRestart (); recyclerView.removeAllViewsInLayout (); //removes all the views //then reload the data PostCall doPostCall = new PostCall (); //my AsyncTask... doPostCall.execute (); }

WebDec 11, 2024 · The point of RecyclerView is that it doesn't hold all the items at the same time as it slows down the performance and loads only the items that you can see on the screen. It's the modern approach, but if you want to load all items at once there is ListView class It displays a vertically-scrollable collection of views, where each view is positioned …

WebFeb 23, 2024 · resultBtn.Click += delegate { // we can loop through `items` to get all the data for (int i=0;i< items.Count;i++) { Item temp = items[i]; } }; Update : when I scroll or the view is recycled, the values I entered in the edit text are now appearing in the incorrect row (view) ... How to retrive all views data from Recyclerview Android at once ... howa stocks for saleWebApr 10, 2024 · 1. Each ViewHolder needs to contain one root view (constructor argument of ViewHolder) so RecyclerView can detach and recycle it when needed. It's not designed to keep track of "multiple non-container views" per item (which would happen if you were inflating with tag). Also inflate with attachToParent=true is conceptually wrong … how many mm in 4 1/2 inchesWebNov 5, 2024 · Instead of create a public list in some where in your project to cache the data you want, that's better to make this list private in your adapter and get the data you want through the adapter by adding a getItem (int pos) which return the item by the 'pos' param you pass to it, that's safer and more professional. how many mm in 25 ft 6 in