import { OnInit, EventEmitter, OnChanges, SimpleChanges, OnDestroy, DoCheck } from '@angular/core';
import { DragulaService } from 'ng2-dragula/ng2-dragula';
import { NdropItemComponent } from './ndrop-item/ndrop-item.component';
import { ApiService } from './api/api.service';
export declare class NDropComponent implements OnInit, OnChanges, OnDestroy, DoCheck {
    private dragulaService;
    private api;
    static FoldersCounterClass: string;
    static TypeFolderClass: string;
    static TypeCursorClass: string;
    static ItemNameActiveStateClass: string;
    folders: any[];
    files: any[];
    activeFolder: any;
    idField: string;
    parentIdField: string;
    fileNameField: string;
    folderNameField: string;
    drop: EventEmitter<{
        items: any[];
        target: any;
    }>;
    goToFolder: EventEmitter<{
        folder: any;
    }>;
    goBack: EventEmitter<{
        currentFolder: any;
    }>;
    didClick: EventEmitter<{
        currentFolder: any;
    }>;
    selector: string;
    levelFolders: any[];
    levelFiles: any[];
    selectedItems: any[];
    disabledItems: any[];
    hoveredFolder: any;
    dragOptions: {
        copy: boolean;
    };
    private draggingElement;
    private dragTarget;
    private dragMoveCb;
    private keyDownCb;
    private keyUpCb;
    private mouseupCb;
    private mousedownCb;
    private elementToDataReferenceMap;
    private dataToElementReferenceMap;
    private ctrlBtnCode;
    private ctrlBtnPressed;
    private shiftBtnPressed;
    private cursorElements;
    private transitionEvent;
    private returnCursorsAnimationTimer;
    private lastSelectedItem;
    private mouseDown;
    static isMacintosh(): boolean;
    static isFirefox(): boolean;
    static whichTransitionEvent(): string;
    constructor(dragulaService: DragulaService, api: ApiService);
    ngOnInit(): void;
    ngOnDestroy(): void;
    ngOnChanges(changes: SimpleChanges): void;
    registerItemComponent(item: NdropItemComponent): void;
    unregisterItemComponent(item: NdropItemComponent): void;
    itemSelection(item: any): void;
    goToItem(folder: any): void;
    goBackBtnClicked(): void;
    private onKeyDown(event);
    private onKeyUp();
    private onMouseDown();
    private onMouseUp(event);
    private deselectItems();
    private getDataFromElement(element);
    private selectItemsInLevel(activeFolder);
    private onDragStart(value);
    private onDragMove(event);
    private createCursorClones();
    private createFolderCounter();
    private attachCursorClonesToMouse(x, y);
    private isElementInArea(areaX, areaY, elementX, elementY, areaSize?);
    private onDrop();
    private returnCursorClones();
    private areCursorElementReplaced(element, target);
    private removeCursorClones();
    private endDragProcess();
    ngDoCheck(): void;
}