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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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Unable to apply Custom Adapter notifyDataSetChanged()

Sorry, If you find this question repetitive. But I have looked at all other solution an I am unable to find any solution to my problem of applying notifyDataSetChanged(). My current code: From VenueSQL1 Activity I am calling custom Adapter protected…
shubhamgarg1
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ListItem imageChanging not working properly in android

I have a ListView,I am having a custom ListItem designed for it having some TextView's and an ImageView. I want to change that particular image when clicked . I have tried but when i click on that image from ListView, the below listItem's image is…
John Watson
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android: crash when insert entry to listview using a private method

I create following codes to insert items to a listview. I will have a button to call the updateDisplay() method to insert the item and update the view. I add also the onclick of the listview to provide a check of the insert. However, the app crash…
user2911996
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NotifyDataSetChanged isn't updating arrayList when called the second time

Why is my question getting negative marks? i do not understand. Please help. I have 5 lists displaying in the adapter one after another. I have to delete 2 rows when user clicks on a button in the activity. (Remove two options from the list every…
Honey
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Can you only use NotifyDataSetChanged for an adapter?

I want to refresh my HomeScreenActivity so you can see your balance when you have paid (it works with NFC/HCE). When you scanned your phone you go back to the HomeScreenActivity. The problem is that when you go back, your balance button is not…
Rick Mkl
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notifyDatasetChanged() not working on the adapter

i've created a custom list with four textviews...the data in this list is saved through a dialog which has a ok button. when i add the data, it gets saved in the list(works fine till now). when i add the next element, all the rows gets same value as…
Arpit todewale
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notifydataSetChanged working but only showing 1 result in listview Android

Hi i have an issue where only 1 result is being shown when i call a notifydataSetChanged function. I have read in this forum that the Array list needs to be cleared, then the data needs to be added for the notifydataSetChanged to work properly. I…
n4zg
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Is something wrong with my Adapter notifyDataSetChanged()?

I'm trying to use the listview with sectionheaders as mentioned here: Android ListView headers The values are populated dynamically as shown below: @Override public void onActivityResult(int requestCode, int resultCode, Intent data) { Log.d(TAG,…
coder
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Add items to listview from other activity

scenario: First mainactivity launches and from the menu option user launches second activity using intent and there he adds some text to edittext and get that edittext value using intent to the first activity and add that value to the…
coder
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ListView doesn't refresh with notifydatasetchanged

I have a MySQL database of two columns displayed in an android ListView. I use Retrofit 1.9 to get the data from MySQL. The adapter for the ListView is a BaseAdapter and I don't have a DatabaseHelperclass. When I add a data in the ListView from my…
geekornolife
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