ReactAndroid/com.facebook.react.uimanager/TouchTargetHelper

TouchTargetHelper

open class TouchTargetHelper

Class responsible for identifying which react view should handle a given MotionEvent. It uses the event coordinates to traverse the view hierarchy and return a suitable view.

Constructors

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constructor()

Types

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open class ViewTarget

Functions

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open fun findTargetPathAndCoordinatesForTouch(eventX: Float, eventY: Float, viewGroup: ViewGroup, viewCoords: Array<Float>): List<TouchTargetHelper.ViewTarget>
Find touch event target view within the provided container given the coordinates provided via MotionEvent.
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open fun findTargetTagAndCoordinatesForTouch(eventX: Float, eventY: Float, viewGroup: ViewGroup, viewCoords: Array<Float>, @Nullable nativeViewTag: Array<Int>): Int
Find touch event target view within the provided container given the coordinates provided via MotionEvent.
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open fun findTargetTagForTouch(eventX: Float, eventY: Float, viewGroup: ViewGroup): Int
open fun findTargetTagForTouch(eventX: Float, eventY: Float, viewGroup: ViewGroup, @Nullable nativeViewId: Array<Int>): Int
Find touch event target view within the provided container given the coordinates provided via MotionEvent.