ScrollCaptureTarget

Kotlin |Java

class ScrollCaptureTarget

kotlin.Any
↳	android.view.ScrollCaptureTarget

A target collects the set of contextual information for a ScrollCaptureHandler discovered during a scroll capture search.

Summary

Public constructors
`ScrollCaptureTarget(scrollTarget: View, localVisibleRect: Rect, positionInWindow: Point, callback: ScrollCaptureCallback)`

Public methods
ScrollCaptureCallback	`getCallback()`
View	`getContainingView()`
Int	`getHint()`
Rect	`getLocalVisibleRect()` Returns the visible bounds of the containing view.
Point	`getPositionInWindow()`
Rect?	`getScrollBounds()`
Unit	`setScrollBounds(scrollBounds: Rect?)` Sets the scroll bounds rect to the intersection of provided rect and the current bounds of the `containing view`.
String	`toString()`
Unit	`updatePositionInWindow()` Refresh the local visible bounds and its offset within the window, based on the current state of the `containing view`.

Public constructors

ScrollCaptureTarget

Added in API level 31

ScrollCaptureTarget(
    scrollTarget: View, 
    localVisibleRect: Rect, 
    positionInWindow: Point, 
    callback: ScrollCaptureCallback)

Parameters
`scrollTarget`	View: This value cannot be `null`.
`localVisibleRect`	Rect: This value cannot be `null`.
`positionInWindow`	Point: This value cannot be `null`.
`callback`	ScrollCaptureCallback: This value cannot be `null`.

Public methods

getCallback

Added in API level 31

fun getCallback(): ScrollCaptureCallback

Return
`ScrollCaptureCallback`	the `ScrollCaptureCallback` for this target This value cannot be `null`.

getContainingView

Added in API level 31

fun getContainingView(): View

Return
`View`	the `containing view` for this `callback` This value cannot be `null`.

getHint

Added in API level 31

fun getHint(): Int

Return
`Int`	the hint that the `containing view` had during the scroll capture search Value is either `0` or a combination of `android.view.View#SCROLL_CAPTURE_HINT_AUTO`, `android.view.View#SCROLL_CAPTURE_HINT_EXCLUDE`, `android.view.View#SCROLL_CAPTURE_HINT_INCLUDE`, and `android.view.View#SCROLL_CAPTURE_HINT_EXCLUDE_DESCENDANTS`

See Also

android.view.View#getScrollCaptureHint()

getLocalVisibleRect

Added in API level 31

fun getLocalVisibleRect(): Rect

Returns the visible bounds of the containing view.

Return
`Rect`	the visible bounds of the `containing view` in view-local coordinates This value cannot be `null`.

getPositionInWindow

Added in API level 31

fun getPositionInWindow(): Point

Return
`Point`	the position of the visible bounds of the containing view within the window This value cannot be `null`.

getScrollBounds

Added in API level 31

fun getScrollBounds(): Rect?

Return
`Rect?`	the `scroll bounds` for this `callback` This value may be `null`.

See Also

android.view.ScrollCaptureCallback#onScrollCaptureSearch(CancellationSignal, Consumer)

setScrollBounds

Added in API level 31

fun setScrollBounds(scrollBounds: Rect?): Unit

Sets the scroll bounds rect to the intersection of provided rect and the current bounds of the containing view.

Parameters
`scrollBounds`	Rect?: This value may be `null`.

toString

Added in API level 31

fun toString(): String

Return
`String`	a string representation of the object.

updatePositionInWindow

Added in API level 31

fun updatePositionInWindow(): Unit

Refresh the local visible bounds and its offset within the window, based on the current state of the containing view.
This method must be called on the thread that originally created this UI element. This is typically the main thread of your app.