import { OnDestroy, OnInit } from '@angular/core';
import { Observable } from 'rxjs';
import { FlBaseControl, FlBaseControlHost } from 'flex-controls/interfaces';
import { FlControlValueAccessor } from './control-value-accessor';
import * as i0 from "@angular/core";
/** Uses to implement any control that you want */
export declare abstract class FlControl<T> extends FlControlValueAccessor<T> implements FlBaseControl<T>, OnInit, OnDestroy {
    protected host?: FlBaseControlHost<T, T> | undefined;
    protected requestUpdate: () => void;
    private onControlChange;
    private valueChange$;
    constructor(host?: FlBaseControlHost<T, T> | undefined);
    ngOnInit(): void;
    protected computeDisabled(): boolean;
    registerOnControlChange(fn: (value: T | null) => void): void;
    registerRequestUpdate(fn: () => void): void;
    get valueChange(): Observable<T | null>;
    /** Updates model and run changes */
    updateModel(value: T | null): void;
    writeValue(value: T | null): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<FlControl<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<FlControl<any>, never, never, {}, {}, never, never, false, never>;
}