import { EventEmitter } from '@angular/core';
import { TreeEvent } from '../models/index';
export declare const TREE_EVENTS: {
    expand: string;
    collapse: string;
    toggleExpander: string;
    activate: string;
    deactivate: string;
    focus: string;
    blur: string;
    initialized: string;
    moveNode: string;
    loadChildren: string;
    changeFilter: string;
    removeNode: string;
    addNode: string;
};
/**
 * all events that the tree will trigger
 */
export interface EventsMap {
    expand: EventEmitter<TreeEvent>;
    collapse: EventEmitter<TreeEvent>;
    toggleExpander: EventEmitter<TreeEvent>;
    /**
     * normally triggered by clicking or tabbing the enter key
     */
    activate: EventEmitter<TreeEvent>;
    deactivate: EventEmitter<TreeEvent>;
    /**
     * focus is different from activate, because focus can be changed by arrow keys of keyboard
     */
    focus: EventEmitter<TreeEvent>;
    blur: EventEmitter<TreeEvent>;
    initialized: EventEmitter<TreeEvent>;
    moveNode: EventEmitter<TreeEvent>;
    loadChildren: EventEmitter<TreeEvent>;
    changeFilter: EventEmitter<TreeEvent>;
    removeNode: EventEmitter<TreeEvent>;
    addNode: EventEmitter<TreeEvent>;
}