Added in API level 11

NumberPicker.OnScrollListener

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Kotlin |Java

public static interface NumberPicker.OnScrollListener

android.widget.NumberPicker.OnScrollListener

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Interface to listen for the picker scroll state.

Summary

Constants
int	SCROLL_STATE_FLING The user had previously been scrolling using touch and performed a fling.
int	SCROLL_STATE_IDLE The view is not scrolling.
int	SCROLL_STATE_TOUCH_SCROLL The user is scrolling using touch, and their finger is still on the screen.

Public methods
abstract void	onScrollStateChange(NumberPicker view, int scrollState) Callback invoked while the number picker scroll state has changed.

Constants

SCROLL_STATE_FLING

Added in API level 11

public static final int SCROLL_STATE_FLING

The user had previously been scrolling using touch and performed a fling.

Constant Value: 2 (0x00000002)

SCROLL_STATE_IDLE

Added in API level 11

public static final int SCROLL_STATE_IDLE

The view is not scrolling.

Constant Value: 0 (0x00000000)

SCROLL_STATE_TOUCH_SCROLL

Added in API level 11

public static final int SCROLL_STATE_TOUCH_SCROLL

The user is scrolling using touch, and their finger is still on the screen.

Constant Value: 1 (0x00000001)

Public methods

onScrollStateChange

Added in API level 11

public abstract void onScrollStateChange (NumberPicker view, 
                int scrollState)

Callback invoked while the number picker scroll state has changed.

Parameters
view	NumberPicker: The view whose scroll state is being reported.
scrollState	int: The current scroll state. One of SCROLL_STATE_IDLE, SCROLL_STATE_TOUCH_SCROLL or SCROLL_STATE_IDLE. Value is SCROLL_STATE_IDLE, SCROLL_STATE_TOUCH_SCROLL, or SCROLL_STATE_FLING