import { OnInit } from '@angular/core';
import { TerraLeafInterface } from '../leaf/terra-leaf.interface';
import * as i0 from "@angular/core";
/**
 * @author mkunze
 * @deprecated since v5. Use mat-tree instead.
 */
export declare class TerraBaseTreeComponent implements OnInit {
    /**
     * current level leaf list
     */
    inputLeafList: Array<TerraLeafInterface>;
    /**
     * leafs one level higher than current leaf
     */
    inputParentLeafList: Array<TerraLeafInterface>;
    /**
     * complete leaf list for better and faster searching
     */
    inputCompleteLeafList: Array<TerraLeafInterface>;
    ngOnInit(): void;
    getSelectedLeaf(): TerraLeafInterface;
    _onLeafClick(clickedLeaf: TerraLeafInterface): void;
    _toggleOpen(clickedLeaf: TerraLeafInterface): void;
    private _iterateOverParents;
    private _iterateOverSiblings;
    private _iterateOverChildren;
    private _recursiveLeafListInactive;
    private _recursiveSearchActiveLeaf;
    static ɵfac: i0.ɵɵFactoryDeclaration<TerraBaseTreeComponent, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<TerraBaseTreeComponent, never, never, { "inputLeafList": "inputLeafList"; "inputParentLeafList": "inputParentLeafList"; "inputCompleteLeafList": "inputCompleteLeafList"; }, {}, never>;
}