[Android Studio] Nested ScrollView 스크롤 위치에 따른 기능 (kotlin,코틀린)

 

 

<androidx.core.widget.NestedScrollView
    android:id="@+id/nsv"
    android:layout_width="@dimen/match_constraint"
    android:layout_height="@dimen/match_constraint">
    
</androidx.core.widget.NestedScrollView>

 

 

 

private fun initScrollView() = with(binding) {

//순서대로 v: NestedScrollView?, scrollX: Int, scrollY: Int, oldScrollX: Int, oldScrollY: Int
    nsv.setOnScrollChangeListener { _, _, scrollY, _, _ ->
        if (scrollY <= 50) {
        	
        } else {
        
        }
    }
}