import { AfterViewInit, ChangeDetectorRef, ElementRef, Injector, Renderer2 } from '@angular/core';
import { ControlValueAccessor, NgControl } from '@angular/forms';
import * as i0 from "@angular/core";
export declare class NggCoreControlDirective implements ControlValueAccessor, AfterViewInit {
    protected el: ElementRef;
    protected renderer: Renderer2;
    protected injector: Injector;
    protected cdr: ChangeDetectorRef;
    protected control?: NgControl;
    constructor(el: ElementRef, renderer: Renderer2, injector: Injector, cdr: ChangeDetectorRef);
    ngAfterViewInit(): void;
    private updateControlState;
    writeValue(value: any): void;
    registerOnChange(fn: (_: any) => void): void;
    registerOnTouched(fn: any): void;
    setDisabledState?(isDisabled: boolean): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NggCoreControlDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NggCoreControlDirective, "gds-input[formControlName]:not([ngDefaultControl]),      gds-input[formControl]:not([ngDefaultControl]),     gds-textarea[formControlName]:not([ngDefaultControl]),     gds-textarea[formControl]:not([ngDefaultControl]),     gds-dropdown[formControlName]:not([ngDefaultControl]),     gds-dropdown[formControl]:not([ngDefaultControl]),     gds-datepicker[formControlName]:not([ngDefaultControl]),     gds-datepicker[formControl]:not([ngDefaultControl]),     gds-select[formControlName]:not([ngDefaultControl]),     gds-select[formControl]:not([ngDefaultControl]),     gds-radio-group[formControlName]:not([ngDefaultControl]),     gds-radio-group[formControl]:not([ngDefaultControl]),     gds-checkbox-group[formControlName]:not([ngDefaultControl]),     gds-checkbox-group[formControl]:not([ngDefaultControl]),     [nggCoreControl]", never, {}, {}, never, never, false, never>;
}