import { EventEmitter, OnChanges } from '@angular/core';
import { CoreCommonService } from '../../providers/services/common.service';
import { CoreHttpService } from '../../utilities/services/http.service';
import { CoreUtilityService } from '../../utilities/services/utility.service';
export declare class DropdownComponent implements OnChanges {
    private coreCommonService;
    private coreHttpService;
    environment: any;
    private coreUtilityService;
    field: any;
    form: any;
    type: any;
    parentScope: any;
    dynamicControlScope: any;
    isBundle?: boolean;
    subdomain: any;
    options: any[];
    controlReady: EventEmitter<boolean>;
    private eventSubscriptionsList;
    constructor(coreCommonService: CoreCommonService, coreHttpService: CoreHttpService, environment: any, coreUtilityService: CoreUtilityService);
    /**
     * A callback method that is invoked if any data-bound properties change
     */
    ngOnChanges(): void;
    /**
     * This method will handle control load
     * NOTE: Sequence of function calls need to be exactly same as below
     */
    private handleControlLoad;
    /**
     * This method will register the events
     */
    private registerEvents;
    /**
     * getter function to check mandatory fields
     */
    get isMandatory(): boolean;
    /**
     * This method will notify when control is ready
     */
    private notifyControlLoadComplete;
    /**
     * This method will register dropdown value changes
     */
    private registerChangeEmitterEvent;
    /**
     * This method will register dropdown value change
     */
    private registerDropdownValueChange;
    /**
     * This methid will check options array
     * @param logicalName - logical name of field
     */
    optionsArray(logicalName: string): any[];
    /**
     * Dynamic function to call the function by name
     */
    callFunctionByName(fnName: string, ...params: any): Promise<boolean>;
    /**
     * This method will load the dropdown options
     * @param form - form
     * @param field - field
     */
    private loadDropdownOptionsList;
    /**
     * This method will listen for update in dropdown fields
     */
    private updateListenerDropdownField;
    /**
     * The trackBy function takes the index and the current item as arguments
     * and needs to return the unique identifier for this item
     * @param index - item index
     */
    trackByFn(index: number, item: any): number;
}