onitemclicklistener

问题 After performing filtering on Recyclerview items that are fetched through json. It's opening the wrong item when I clicked after filtering the list. Suppose A,B,C,D are in my list, and when I filter for B and click on it - it shows the wrong item (like: A,C,D) but not B. How to fix this? MainActivity.java: public class exit_Activity extends AppCompatActivity implements MyAdapter.OnItemClickListener { String Show_url = "https://retrieve.php"; public static final String EXTRA_ID = "id"; public

问题 How do I override a CheckBox's default onClick() behaviour? Use case I want the checkBox to reflect some boolean status of the object being rendered in the row view. When the user clicks on the row (including the checkBox), some process will run which may alter the objects state (the boolean variable). Now how do I prevent the CheckBox's default onClick behaviour from kicking in? In other words I want CheckBox.onClick() to call theCustomAdapter.onItemClick() . How do I achieve this? On a

问题 Now I'm studying to show AlertDialog when RecyclerView item clicked. However, I don't know how to set the adapter for click listener. Could you give me a tip? Firstly, I tried to put the AlertDialog in this Main Activity. Is this right position? MainActivity class MainActivity : AppCompatActivity() { private val foodList = listOf( FoodModel("Noodle", 2), FoodModel("Cake", 3), FoodModel("Pizza", 4), FoodModel("Stake", 5), FoodModel("Chicken", 4) ) override fun onCreate(savedInstanceState:

问题 there i am trying to write code for authorisation activity. When i am putting some entry in inputEmail i expect that my inputPasword will be fileed automaticly if corresponding record exists. However onItemSelectedListener seemd not to work. When i select item nothing happens. Log does not fiers to. I'd like to know if i made some mistake or i am going in wrong aproach. AutoCompleteTextView inputEmail; inputEmail = (AutoCompleteTextView) findViewById(R.id.loginEmail); inputEmail

问题 there i am trying to write code for authorisation activity. When i am putting some entry in inputEmail i expect that my inputPasword will be fileed automaticly if corresponding record exists. However onItemSelectedListener seemd not to work. When i select item nothing happens. Log does not fiers to. I'd like to know if i made some mistake or i am going in wrong aproach. AutoCompleteTextView inputEmail; inputEmail = (AutoCompleteTextView) findViewById(R.id.loginEmail); inputEmail

问题 there i am trying to write code for authorisation activity. When i am putting some entry in inputEmail i expect that my inputPasword will be fileed automaticly if corresponding record exists. However onItemSelectedListener seemd not to work. When i select item nothing happens. Log does not fiers to. I'd like to know if i made some mistake or i am going in wrong aproach. AutoCompleteTextView inputEmail; inputEmail = (AutoCompleteTextView) findViewById(R.id.loginEmail); inputEmail

问题 there i am trying to write code for authorisation activity. When i am putting some entry in inputEmail i expect that my inputPasword will be fileed automaticly if corresponding record exists. However onItemSelectedListener seemd not to work. When i select item nothing happens. Log does not fiers to. I'd like to know if i made some mistake or i am going in wrong aproach. AutoCompleteTextView inputEmail; inputEmail = (AutoCompleteTextView) findViewById(R.id.loginEmail); inputEmail

问题 I am unable to get Toast message as onItemClick is never called. Log-cat doesn't show any error. Please check out my code and correct me, if I am going wrong anywhere. I have used array adapter. public class Open extends ListActivity { DbAdapter mDb = new DbAdapter(this); @Override protected void onDestroy() { // TODO Auto-generated method stub mDb.close(); super.onDestroy(); } /** Called when the activity is first created. */ public void onCreate(Bundle savedInstanceState) { super.onCreate

问题 I have a listview that contains two buttons, a text view and... I want to set onclicklistener for one button and a textview to do whatever that I set in onitemclicklistener for this listview. but I don't know how can I do that. these are my lists.xml codes <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent" android:padding="2dp"> <LinearLayout android:orientation=

问题 I need to get getItemIdAtPosition() from listView to get the id of the records from sqlite database. When i click on the listView on any item, it always shows "null" not showing the id. this is the code: listView.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) { int id= ((int) listView.getItemIdAtPosition(i)); //create our intent, as per usual Intent intent=new Intent(Tutorial10.this,