core/de.peekandpoke.kraft.addons.forms.collections/ListFieldComponent

ListFieldComponent

class ListFieldComponent<T>(ctx: Ctx<ListFieldComponent.Props<T>>) : Component<ListFieldComponent.Props<T>>

Constructors

ListFieldComponent

fun <T> ListFieldComponent(ctx: Ctx<ListFieldComponent.Props<T>>)

Types

data class AddCtx<T>(val add: (T) -> Unit)

data class ItemCtx<T>( val idx: Int, val item: T, val all: List<T>, val modify: (T) -> Unit, val swapWith: (idx: Int) -> Unit, val remove: () -> Unit, val copy: (T) -> Unit, keySuffix: String)

data class Props<T>( val items: List<T>, val onChange: (List<T>) -> Unit, val renderItem: FlowContent.(ListFieldComponent.ItemCtx<T>) -> Unit, val renderAdd: FlowContent.(ListFieldComponent.AddCtx<T>) -> Unit)

class PropsBuilder<T>(val items: List<T>, val onChange: (List<T>) -> Unit)

Functions

fun <C : Component<*>> createRef(): ComponentRef.Tracker<C>

operator fun <T> Stream<T>.invoke(handler: (T) -> Unit): () -> Unit

Subscribes to a Stream.

open override fun VDom.render()

Every component needs to implement this method

open fun shouldRedraw(nextProps: ListFieldComponent.Props<T>): Boolean

Returns 'true' when the component should redraw.

fun <T> stream( initial: T, config: Stream<T>.() -> Stream<T>? = null, handler: (T) -> Unit = {}): ComponentStreamProperty<T>

Creates a property that is backed by a StreamSource

fun <T> subscribingTo(stream: Stream<T>, onNext: (T) -> Unit? = null): ReadOnlyProperty<Any?, T>

Creates a property that is subscribed to a stream.

fun triggerRedraw()

Triggers a redraw

fun <T> value(initial: T, onChange: (T) -> Unit? = null): ComponentStateProperty<T>

Creates a read write property for the components state.

Properties

val attributes: MutableTypedAttributes

The attributes of the component

val autoDomKey: String

An automatically generated unique dom key for the component instance.

val ctx: Ctx<ListFieldComponent.Props<T>>

val dom: HTMLElement?

The Dom node to which the component is rendered

val lifecycle: Component.LifeCycle<ListFieldComponent.Props<T>>

The life-cycle LifeCycle that the component exposes

val parent: Component<*>?

Accessor for the parent component

val props: ListFieldComponent.Props<T>

Public getter for the Props