/// <reference path="../kenga/index.d.ts"/>

declare module 'kenga-containers/button-group' {
  import Widget from 'kenga/widget'
  import SelectionEvent from 'kenga/events/item-event';
  import ContainerEvent from 'kenga/events/container-event';

  export default class ButtonGroup {
    addSelectHandler(handler: (evt: SelectionEvent) => void): { removeHandler: () => void }
    onSelect: (evt: SelectionEvent) => void

    readonly count: number
    child(index: number): Widget
    children(): Widget[]
    forEach(action: (child: Widget) => void): void
    indexOf(child: Widget): number
    add(w: Widget, beforeIndex: number): void
    remove(child: Widget): Widget
    clear(): void

    addAddHandler(handler: (evt: ContainerEvent) => void): { removeHandler: () => void }
    onAdd: (evt: ContainerEvent) => void

    addRemoveHandler(handler: (evt: ContainerEvent) => void): { removeHandler: () => void }
    onRemove: (evt: ContainerEvent) => void
  }
}