OnFlingListener

Kotlin |Java

abstract class OnFlingListener

kotlin.Any
↳	androidx.recyclerview.widget.RecyclerView.OnFlingListener

Known Direct Subclasses SnapHelper SnapHelper Class intended to support snapping for a RecyclerView.

Known Indirect Subclasses LinearSnapHelper, PagerSnapHelper LinearSnapHelper Implementation of the SnapHelper supporting snapping in either vertical or horizontal orientation. PagerSnapHelper Implementation of the SnapHelper supporting pager style snapping in either vertical or horizontal orientation.

This class defines the behavior of fling if the developer wishes to handle it.

Subclasses of OnFlingListener can be used to implement custom fling behavior.

Summary

Public constructors
<init>() This class defines the behavior of fling if the developer wishes to handle it.

Public methods
abstract Boolean	onFling(velocityX: Int, velocityY: Int) Override this to handle a fling given the velocities in both x and y directions.

Public constructors

<init>

OnFlingListener()

This class defines the behavior of fling if the developer wishes to handle it.

Subclasses of OnFlingListener can be used to implement custom fling behavior.

See Also

• #setOnFlingListener(OnFlingListener)

Public methods

onFling

abstract fun onFling(
    velocityX: Int, 
    velocityY: Int
): Boolean

Override this to handle a fling given the velocities in both x and y directions. Note that this method will only be called if the associated LayoutManager supports scrolling and the fling is not handled by nested scrolls first.

Parameters
velocityX	Int: the fling velocity on the X axis
velocityY	Int: the fling velocity on the Y axis

Return
Boolean	true if the fling was handled, false otherwise.