Other answers have examples on how to achieve this. Please help! Ideally it should just refresh the data inside views(rows) and not inflate them again. Did I cheat? Check This Out
Instead it usually has only the number of views that would fit in the screen plus one, and moves them around as you scroll. Sentence in 'The Little Prince' conjunction How to handle swear words in quote / transcription? I have been stuck for the last 8 hours staring at my screen and looking at every page on earth and I REALLY need someone's help. Should I report it?
Can spacecraft defend against antimatter weapons? Not the answer you're looking for? GO OUT AND VOTE Can leaked nude pictures damage one's academic career? So I've tried throttling calls to these methods, but still to no avail.
stackoverflow.com/questions/35108940/why-cant-i-remove-an-item –Ruchir Baronia Jan 31 at 3:30 add a comment| up vote 0 down vote After deleting data from list view, you have to call refreshDrawableState(). Why is this? DBAdapter.open(); DBAdapter.insert_into_SingleList(); // Bring that DB_results and add it to list as its contents.... Notify Dataset Changed Not Working The only way to have the list redrawn was to clear and re-add all the elements of the ArrayList.
No, I am no resetting the adapter anywhere. ListView.invalidateViews(), stated on the Android AbsListView invalidateViews, Causes all the views to be rebuilt and redrawn. Hot Network Questions How to respond when someone praises about my Japanese? http://stackoverflow.com/questions/21043783/invalidateviews-and-notifydatasetchanged-doesnt-work-for-me Reload to refresh your session.
Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous? Android Update Listview When Data Changes A stupid cipher? share|improve this answer edited Aug 1 '14 at 5:16 jww 36.4k21114227 answered Aug 1 '14 at 4:57 Brandon Yang 1,440154 Please help me. Because of this, the user doesn't see the newly-loaded picture, unless they scroll away and back to the same set of items, so that the views get recycled.
Why is translateY(-50%) needed to center an element which is at top: 50%? http://stackoverflow.com/questions/32079931/difference-between-listview-invalidate-vs-invalidateviews What is this line of counties voting for the Democratic party in the 2016 elections? Listview Invalidate Android Has a movie ever referred to a later movie? Defernotifydatasetchanged Browse other questions tagged android android-fragments android-listview android-view-invalidate or ask your own question.
Word for a non-mainstream belief accepted as fact by a sub-culture? http://pgelections.com/not-working/android-listview-adapter-notifydatasetchanged-not-working.html If you take a look at the invalidateViews() method implementation (source code in AbsListView.java), you will see this (Android API 16) : /** * Causes all the views to be rebuilt better take a look on some ImageLoader source ...1. Most of the time you would want to use notifyDataSetChanged instead of invalidateViews, but it certainly depends on what you are trying to accomplish. Update Listview Android
stackoverflow.com/questions/35108940/why-cant-i-remove-an-item –Ruchir Baronia Jan 31 at 3:30 add a comment| up vote 0 down vote I was only able to get notifyDataSetChanged only by getting new adapter data, then resetting the Notifydatasetchanged Android Call notifyDataSetChanged() on your Adapter. However you would have to cast that // adapter to your own instance every time } /** * helper to show what happens when all data is new */ private void
Here is the comment above the method in docs- /** * Notifies the attached observers that the underlying data has been changed * and any View reflecting the data set should If you do everything right, then invalidateViews will only be useful if you need to redraw the visible items yet nothing on them has changed... –K-ballo May 20 '12 at 20:24 Any clue, why ? Adapter Notifydatasetchanged Not Working However, if I do any change to the item in the list, the list is not changed at all.
how does xcolor's \color work? So that is the place to look if you don't find changes coming through. Here is my code. http://pgelections.com/not-working/android-listview-state-selected-not-working.html Not the answer you're looking for?
Please try again."; int duration = Toast.LENGTH_SHORT; Toast toast = Toast.makeText(Edit_Flashcard.this, delete_text, duration); toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0); toast.show(); } super.finish(); break; }/* end Switch */ }/* end onClick */ }
Join lists by observing x-value Code ladder, Robbers Java 8 method references and 2D array constructor How to handle swear words in quote / transcription? Related 1402Lazy load of images in ListView2Listview update is not working after calling notifyDataSetChanged2Android ListView not updating after a call to notifyDataSetChanged12listview not updating with notifydatasetchanged() call0Android ListView not updating after share|improve this answer answered Aug 26 '13 at 6:12 Kavin 31915 add a comment| up vote 0 down vote adapter's getView() method has parameter convertView which is null first time when If you're working with a database or service backend you'll have to call the method to retrieve the information again (or manipulate the in memory data) before calling the notifyDataSetChanged().
to redraw the List items. But when i use Section i have error " java.lang.ClassCastException: com.xxx.WeatherAdapter$WeatherHolder cannot be cast to com.xxx.WeatherAdapter$SectionHolder" i look like function isSection() doesnt work properly here if(!i.isSection()) holder = (WeatherHolder) row.getTag(); else