litho-core/com.facebook.litho.tools.firstdraw

Package-level declarations

Types

FirstDrawReporter

class FirstDrawReporter : RenderUnit.Binder<Unit, View, ViewTreeObserver.OnDrawListener>

Functions

reportFirstContentDraw

fun Style.reportFirstContentDraw(isContentReady: Boolean = true, reporter: FirstDrawReporter): Style

Style prop that provides FirstDrawReporter to report the first draw after isContentReady is first set to true.

useFirstDrawReporter

fun ComponentScope.useFirstDrawReporter(onDrawn: () -> Unit): FirstDrawReporter

Provides a persistent FirstDrawReporter instance to trigger onDrawn callback immediately after the first draw for a given component. To bind returned reporter with a component, pass it via the Style.reportFirstContentDraw prop.