onitemclicklistener

问题 I have seen many examples for providing click functionality (for selecting row item in recycler view) to a row item, but all of them are using custom click listener class to achieve this. Is there any method to achieve this click functionality? 回答1: Detecting click on a RecyclerView item is very easy. All you need to do is define an interface (if you're not using Kotlin, in which case you just pass in a lambda): public class MyAdapter extends RecyclerView.Adapter<MyViewHolder> { private final

问题 This is question is based on this answer. I'm trying to pass a string from my RecyclerView.Adapter to my fragment. In my adapter I added the following: onItemClickListner onItemClickListner; public void setOnItemClickListner(VideoAdapter.onItemClickListner onItemClickListner) { this.onItemClickListner = onItemClickListner; } public interface onItemClickListner{ void onClick(String str);//pass your object types. } I pass the following string once the amount of items in my adapter is less then

问题 I have two activities. One displays all the products in a ListView . Second activity runs when an item is selected. Basically second activity should fire up on item click and it should open the PDF file. Well the thing is that it does not fire up 2nd activity on item select. Posting the code for your reference. My .xml file <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height=

问题 In my activity i have created seven listviews and am using viewpager to swipe between them in the same activity. I then have a sqlite database populating each listview. My problem is the onitemclicklistener is not working, there are no errors and the code executes fine but nothing happens on list item clicks. I tested it out by adding toast display messages etc but nothing happens on list item clicks. I suspect the problem is i have not gotten the listviews from xml layouts like the

问题 i am trying to make list view with clickable items, and every list_item must consist 2 clickable buttons. But if i add buttons to item layout, iten click listener stops to work... here is my item_layout: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:orientation="horizontal" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_margin="5dp" android:gravity="center">

问题 I am trying to move to other activity by clicking on list item which is loaded in list-view, but i don't why it is not moving to any other activity when i click on any list item nothing happens no crash, not moving to other activity nothing. Can any-one help me please. I searched lot and got so many solution but any of the solution is not working in my case. Please help below is my activity code. public class Classes_Ext_DB extends Activity implements OnClickListener { ImageView

问题 i have a listView which is filled with an arraylist of strings and i want to make it clickable .. but i cant recognize which item was clicked i've made this but it doesn't work ! is there way to know the string clicked ? if not is there a way to know even the position of clicked item? public class SearchResults extends Activity{ public ArrayList<String> findMovieByName(String name) { ArrayList<movie> matches = new ArrayList<movie>(); // go through list of members and compare name with given

问题 i have a listView which is filled with an arraylist of strings and i want to make it clickable .. but i cant recognize which item was clicked i've made this but it doesn't work ! is there way to know the string clicked ? if not is there a way to know even the position of clicked item? public class SearchResults extends Activity{ public ArrayList<String> findMovieByName(String name) { ArrayList<movie> matches = new ArrayList<movie>(); // go through list of members and compare name with given

问题 I want,a new View appears in my ListView Item , if I click this Item like this, where (1) and (2) are clicks and I can do it, but when I want to click again this Item , i.e. to hide that new View , then Item click reacts no longer in the way it should do. I perform the add View Operation in my onItemClickListener right to the properly position My code is the following ... list_view.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View

问题 I have a Custom Base Adapter I am using with my ListView in a DrawerLayout. The ListView inflates ok, but I cannot call the onItemClickListener. Here is the onCreate portion of the MainAcitivty, where I set the adapter and the onItemClickListener protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); isPhone = getResources().getString(R.string.screen_type).toString().equals("phone"); mTitle = getResources().getString(R