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Questions tagged [notifydatasetchanged]

Android Adapter notifyDataSetChanged() method notifies observers that the underlying data has changed

Android Adapter notifyDataSetChanged() method notifies observers attached to the adapter that the underlying data has changed and any Views reflecting the data should be refreshed.

Use this tag for example with questions related to problems refreshing AdapterViews such as ListView. Include also the main subject tag .

595 questions
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ListView does not clear to set new values

I have a ListView. I want to dynamically change the contents of the listview.I used "adapter.notifyDataSetChanged();" to change the contents. It is refreshing but not clearing the listview, instead it is appending it with the previous results. What…
Droid
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NotifyDataSetChanged not working after scrolling

I have implemented HorizontalListView (from here) inside ScrollView. The HorizontalListView does support madapter.notifyDataSetChanged();, but when I am scrolling horizontally and then clicking a button to call my next data items, they are not…
Ron
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notifyDataSetChanged with SQLite

I'm sorry to ask about what seems to be a simple problem but I've been looking for a solution for hours and now I can't stand it anymore. My app is very simple. I've got "tasks" in a SQLite db, and I populate a listView with this db like this :…
CARREAU Clément
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GridView is not updated with notifyDataSetChanged()

I have an Activity with GridView, with images in it. The images are parsed from the SD card of the device. Once the Activity starts, images are downloaded to the SD card using AsyncTask. The problem is that this GridView does not get updated when…
longwalker
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Updating background of ListView Items when Adapter data changes

I have an application which lists items in a ListFragment. Each item has a different background color based on the item status. The adapter is subclassed from a SimpleCursorAdapter, because the items are stored in SQL. The editing of these items…
Rben
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How do I get adapter to update views after data changes when using fragments?

I have a list of orders in one fragment. In a second fragment, I display the detail of the order, and I use a third fragment to display the buttons that change the status of the order. In the list, each order is displayed with a background color…
Rben
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Stuck when call notifyDataSetChanged() method in android

This is my code to update ListView public void onReceive(Conversation newConversation, Message message) { LogManager.getLogger(getClass()).info("onReceive"); Conversation conversation = null; …
Pham Hong Phong
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How often to call "notifyDataSetChanged()" when changing ArrayAdapter

onei have an ArrayAdapter that implements the list of autocomplete proposals for an EditText field. AutoCompleteTextView ediFrom = (AutoCompleteTextView) findViewById(R.id.ediFrom); ArrayList autoCompleteLib = new…
nr1
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NotifyDataSetChanged does not work in ExpandableListView

This is my Expandable List View: public class SnatchView extends ExpandableListView { public SnatchAdt m_adt; public FileBrowser fileBrowser; public SnatchView(Context context) { super(context); m_adt = new SnatchAdt(context,…
rosu alin
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notifydatasetchange not working

I know that this question is asked many times but i can't seem to make it work in my app I create custom adapter that extends BaseAdapter, and inside it I put listener of drag and drop function to rearrange the order of the items on the list. so I…
yintagoka
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adding items to listview using arrayadapter

I want to add populate my listview using arrayadapter, im currently using simpleadapter. the reason i want to change my adapter is so that i can use the method notifyDataSetChanged(), so can anyone show me how to do that using my codes below? i…
jun
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setText method not working for editText in listview after calling 'notifyDataSetChanged'

I'm developing an android application using eclipse. I have a listview and each row of this contains an EditText. When I click on an EditText I want two things to do. 1: Reload all the EditText with texts from my data array. 2: Set the text of the…
jjpp
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GridView and ListView in same activity? notifyDataSetChanged()

I have a gridview and a listview on the same activity, when using notifyDataSetChanged() on the listview to update the adapter, the gridview focused item always resets focus to the first item in the gridview. How do I stop the listview's…
arsonblock
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My custome list view not update with new data

Hello I created a custom list view and for update used notifyDataSetChanged() method but my list not updated. please help me. this is my source code public class fourthPage extends ListActivity { ListingFeedParser ls; List data; EditText…
Ranjitsingh Chandel
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RecyclerView -> notifyDataSetChange not working when app is relaunched

My Android app has this flow of screens when launched: Splash -> Chat Groups > Chat Screen (showing chat messages) On Chat Screen I have my Custom RecyclerView Implemented. On fresh launch (or after killing the app), I go to Chat Screen, it loads…
M. Usman Khan
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