android-viewpager2 - w3toppers.com

ViewPager2 with differing item heights and WRAP_CONTENT

The solution is to register a PageChangeCallback and adjust the LayoutParams of the ViewPager2 after asking the child to re-measure itself. pager.registerOnPageChangeCallback(object : ViewPager2.OnPageChangeCallback() { override fun onPageSelected(position: Int) { super.onPageSelected(position) val view = // … get the view view.post { val wMeasureSpec = MeasureSpec.makeMeasureSpec(view.width, MeasureSpec.EXACTLY) val hMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED) view.measure(wMeasureSpec, hMeasureSpec) if (pager.layoutParams.height … Read more

How to use TabLayout with ViewPager2 in Android

You have to use this TabLayoutMediator that mimics tabLayout.setupWithViewPager() and sets up the ViewPager2 with Tablayout. Otherwise, you will have to write your own adapter that will combine both parties. Its code will look like this in Kotlin TabLayoutMediator(tabLayout, viewPager) { tab, position -> tab.text = tabTitles[position] }.attach()

Proper implementation of ViewPager2 in Android

UPDATE 7 Check : Migrate from ViewPager to ViewPager2 Check : Create swipe views with tabs using ViewPager2 UPDATE 6 Check out my answer if you want to implement Carousel using View Pager2 UPDATE 5 How to use TabLayout with ViewPager2 SAMPLE CODE Use below dependencies implementation ‘com.google.android.material:material:1.1.0-alpha08’ implementation ‘androidx.viewpager2:viewpager2:1.0.0-beta02’ SAMPLE CODE XMl layout <?xml … Read more

Why `PagerAdapter::notifyDataSetChanged` is not updating the View?

There are several ways to achieve this. The first option is easier, but bit more inefficient. Override getItemPosition in your PagerAdapter like this: public int getItemPosition(Object object) { return POSITION_NONE; } This way, when you call notifyDataSetChanged(), the view pager will remove all views and reload them all. As so the reload effect is obtained. … Read more