import { Generic } from "cmf.core/src/core";
import { ActionButton } from "./actionButton";
import { ActionButtonGroup } from "./actionButtonGroup";
import { ActionGroup } from "./actionGroup";
import { ActionBar } from "./actionBar";
import { ActionButtonGroupButton } from "./actionButtonGroupButton";
export interface SimplifiedTreeNode {
    id: string;
    name: string;
    type: string;
    children?: SimplifiedTreeNode[];
}
/**
 * Action Tree Service
 */
export declare class ActionTreeService extends Generic {
    /**
     * Singleton generic instance used to get access to the framework in a static context.
     */
    private static genericInstance;
    /**
     * Either returns the static generic instance if it was already instantiated
     * or instantiates it and then returns it.
     */
    private static readonly generic;
    /**
     * All the existing action bars
     */
    private static _actionBars;
    /**
     * All the elements for all the action bars
     */
    private static _actionBarElements;
    /**
     * Public version of the 'startParentDiscoveryProcess' function, with a 500ms debounce.
     */
    static startDiscoveryProcess: () => void;
    /**
     * Self
     */
    private _instance;
    /**
     * Parent
     */
    private _parent;
    /**
     * Children
     */
    private _children;
    /**
     * On button changes
     * @event onButtonChanges
     */
    private onButtonChanges;
    /**
     * Starts the parent discovery process by calling the discoverParent function for each action bar element, if it implements one.
     */
    private static startParentDiscoveryProcess;
    /**
     * Adds the action bar to the action bars array.
     * @param instance ActionBar instance
     */
    static addActionBar(instance: ActionBar): void;
    /**
     * Adds the element to the action bar elements array
     * @param instance ActionBar element
     */
    static addActionBarElement(instance: any): void;
    private onParentDiscoverEventHandler;
    /**
     * Instance Id
     */
    readonly instanceId: string;
    /**
     * Self parent
     */
    readonly parent: ActionTreeService;
    /**
     * Self instance
     */
    readonly instance: ActionButton | ActionBar | ActionButtonGroup | ActionGroup | ActionButtonGroupButton;
    /**
     * children
     */
    readonly children: ActionTreeService[];
    /**
     * Constructor
     */
    constructor();
    /**
     * Find Child
     */
    private findChild;
    /**
     * Set instance
     */
    setInstance(parent: ActionTreeService, instance: ActionBar | ActionButton | ActionButtonGroup | ActionGroup | ActionButtonGroupButton): void;
    /**
     * Get simplified tree (for debug purposes)
     */
    getSimplifiedTree(): SimplifiedTreeNode;
    /**
     * On button changes
     */
    subscribeTreeChanges(callback: any): any;
    /**
     * Emit tree changes
     */
    emitTreeChanges(treeStructureUpdated: boolean): void;
    discoverParent(instance: ActionBar | ActionButton | ActionButtonGroup | ActionGroup | ActionButtonGroupButton): void;
    registerParent(instance: ActionBar | ActionButton | ActionButtonGroup | ActionGroup | ActionButtonGroupButton): void;
    /**
     * Destroy instance
     */
    destroyInstance(): void;
    /**
     * Add child
     */
    protected addChild(item: ActionTreeService): void;
    /**
     * Remove child
     */
    protected removeChild(item: ActionTreeService): void;
}