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Questions tagged [onscrollchanged]

Event called in response to an internal scroll in a view (i.e., the view scrolled its own contents).

Event called in response to an internal scroll in a view (i.e., the view scrolled its own contents). This is typically as a result of scrollBy(int, int) or scrollTo(int, int) having been called.

Parameters

l   Current horizontal scroll origin.
t   Current vertical scroll origin.
oldl    Previous horizontal scroll origin.
oldt    Previous vertical scroll origin.

Reference:

http://developer.android.com/reference/android/view/View.html#onScrollChanged(int, int, int, int)

31 questions
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OnScrollChangedState not called

I have a ArrayAdapter that implements OnScrollListener. The method OnScroll is called plenty of times, more than once most of the time. Now the OnScrollChangedState is never called and I have absolutely no idea why not. I read when he is supost to…
Greggz
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ScrollView, smooth scroll listener

I need to listen to the scroll of a ScrollView. In order to do that I extended the ScrollView overriding its onScrollChanged(int, int, int, int). When the view scrolls I move another view along with that scroll, and all is ok. When I release the…
Massimo
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Why I cannot access this state inside any function using react useState?

I am trying to access the value of current scroll position inside a Function. The two parameters are working fine and can be assessed, but when I am using the scrollPos state, it says undefined but I can see its actual value outside the function.…
LauJk_78
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How to control Scroll in react

I want to control scroll in my react app. Let's say I have a div box of 500vh and inside that box I have 5 divs of 100vh each. I want that when the user scrolls it goes down from 100vh and so on. Same way when the user scroll up it goes up 100vh etc…
Henri Laurent
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Programmatically make Scrollview not scrollable and change it back

I am trying to stop my scrollview scrolling when it reaches a scrollY position. Then, change it back to scrollable when children view (recyclerview) reach the top or overscrolled. I tried two methods onTouchListener - it doesn't interact with…
Howard Lau
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Recycle view onScrollChange listener keep triggering rappedly

I am using the codes below to add vibration effects to Recycle view when I switch items, but I got the vibration to keep triggered the whole time I touch the Recycle View, I want it to activate vibrator only one time when items are changed. …
Amer Anajjem
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RecylerView's onScrollChanged() does not detects bottom of screen in Android

I am implementing a functionality in which I need to hit API again to fetch data while the list reaches to its end. I have used onScrollListener of RecyclerView to detect whether it reaches to end or not but code only runs first time when I opens…
mobile developer
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Unable to detect when the scroll stopped in setOnScrollChangeListener

I want to hide the view when you are scrolling in the webview and show this view when you stop scrolling. How can I detect if you stopped scrolling? I tried to use the following code but doesn't work. I would love to have a hint or an example from…
Nancy
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OnScrollChange(...) not called on horizontal scroll

I have a Xamarin.Forms App (XF 4.2.0.709249). I have subclassed Scrollview and created a renderer for it in the Android Project. I have overridden OnScrollChanged methods and hooked into multiple scroll-changed-listeners but none of them get called…
Csharpest
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OnScrollChanged doesn't get the RecyclerView parameters

I'm trying to implement this code here in my project: The differences are that instead of a ScrollView I'm using a RecyclerView and that instead of having my RecyclerView directly in the Activity I have inside a fragment that sets the listener I…
iLikeKFC
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onScrollChange() is not being called for every pixel scrolled on ScrollView

I want to add new child views after every 50 pixels of scrolling but the statement Log.d("scroll",scrollY+":"+oldScrollY); is missing some values i.e. scrollY = 149 and scrollY = 151 are there in Log but scrollY = 150 is missing. So the code doesn't…
brok
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How to make View.OnScrollChangeListener works on ViewPagger for android version 23 (Marshmallow) and below

View.setOnScrollChangeListener is added in version 23. We want it works on below version as well. To do this, we can customize the scrollTo() function
THANN Phearum
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Change logo on navigation bar onscroll in striking multiflex theme

I want to change the logo on navigation bar when i scroll the page down.I am using a wordpress 'Striking Multiflex theme" installed
Gaurav Mehta
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how to check scroll bottom and top

bellow source code is not perfect code. work to one side, work to only bottom side. how to edit? please give me edit example. list.setOnScrollListener(new OnScrollListener() { @Override public void onScroll(AbsListView view, int…
user3662974
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HorizontalScrollView with EditText's scrolls when keyboard appear

I have successfully created a list (LinearLayout) that contains multiple dynamic elements/rows. It is filled with content received by webservice. One of the elements per row is a HorizontalScrollView that contains a variable amount of EditText…
stackr
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