import { CatFormFieldOptions } from './form.interface';
import { AsyncValidatorFn, ValidatorFn } from '@angular/forms';
import { FormFieldBase } from './form-field.base';
export declare abstract class FormFieldInputBase<ConfigType extends CatFormFieldOptions> extends FormFieldBase<ConfigType> {
    setPlaceholder(text: string): this;
    setRequired(required?: boolean): this;
    setHint(hint: string): this;
    focus(focus?: boolean): this;
    setValidators(validators: ValidatorFn[]): this;
    setAsyncValidators(asyncValidators: AsyncValidatorFn[]): this;
}